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|
# portage.py -- core Portage functionality
# Copyright 1998-2009 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
from __future__ import print_function
VERSION="$Rev$"[6:-2] + "-svn"
# ===========================================================================
# START OF IMPORTS -- START OF IMPORTS -- START OF IMPORTS -- START OF IMPORT
# ===========================================================================
try:
import sys
import codecs
import copy
import errno
if not hasattr(errno, 'ESTALE'):
# ESTALE may not be defined on some systems, such as interix.
errno.ESTALE = -1
import logging
import re
import time
import types
try:
import cPickle as pickle
except ImportError:
import pickle
import stat
try:
from subprocess import getstatusoutput as subprocess_getstatusoutput
except ImportError:
from commands import getstatusoutput as subprocess_getstatusoutput
try:
from io import StringIO
except ImportError:
# Needed for python-2.6 with USE=build since
# io imports threading which imports thread
# which is unavailable.
from StringIO import StringIO
from time import sleep
from itertools import chain
import platform
import warnings
# Temporarily delete these imports, to ensure that only the
# wrapped versions are imported by portage internals.
import os
del os
import shutil
del shutil
except ImportError as e:
sys.stderr.write("\n\n")
sys.stderr.write("!!! Failed to complete python imports. These are internal modules for\n")
sys.stderr.write("!!! python and failure here indicates that you have a problem with python\n")
sys.stderr.write("!!! itself and thus portage is not able to continue processing.\n\n")
sys.stderr.write("!!! You might consider starting python with verbose flags to see what has\n")
sys.stderr.write("!!! gone wrong. Here is the information we got for this exception:\n")
sys.stderr.write(" "+str(e)+"\n\n");
raise
try:
try:
from collections import OrderedDict
except ImportError:
from portage.cache.mappings import OrderedDict
from portage.cache.cache_errors import CacheError
import portage.proxy.lazyimport
import portage.proxy as proxy
proxy.lazyimport.lazyimport(globals(),
'portage.checksum',
'portage.checksum:perform_checksum,perform_md5,prelink_capable',
'portage.cvstree',
'portage.data',
'portage.data:lchown,ostype,portage_gid,portage_uid,secpass,' + \
'uid,userland,userpriv_groups,wheelgid',
'portage.dbapi',
'portage.dbapi.bintree:bindbapi,binarytree',
'portage.dbapi.porttree:close_portdbapi_caches,FetchlistDict,' + \
'portagetree,portdbapi',
'portage.dbapi.vartree:vardbapi,vartree,dblink',
'portage.dbapi.virtual:fakedbapi',
'portage.dep',
'portage.dep:best_match_to_list,dep_getcpv,dep_getkey,' + \
'flatten,get_operator,isjustname,isspecific,isvalidatom,' + \
'match_from_list,match_to_list',
'portage.eclass_cache',
'portage.env.loaders',
'portage.exception',
'portage.getbinpkg',
'portage.locks',
'portage.locks:lockdir,lockfile,unlockdir,unlockfile',
'portage.mail',
'portage.manifest:Manifest',
'portage.output',
'portage.output:bold,colorize',
'portage.package.ebuild.config:autouse,best_from_dict,' + \
'check_config_instance,config',
'portage.package.ebuild.fetch:fetch',
'portage.process',
'portage.process:atexit_register,run_exitfuncs',
'portage.update:dep_transform,fixdbentries,grab_updates,' + \
'parse_updates,update_config_files,update_dbentries,' + \
'update_dbentry',
'portage.util',
'portage.util:atomic_ofstream,apply_secpass_permissions,' + \
'apply_recursive_permissions,dump_traceback,getconfig,' + \
'grabdict,grabdict_package,grabfile,grabfile_package,' + \
'map_dictlist_vals,new_protect_filename,normalize_path,' + \
'pickle_read,pickle_write,stack_dictlist,stack_dicts,' + \
'stack_lists,unique_array,varexpand,writedict,writemsg,' + \
'writemsg_stdout,write_atomic',
'portage.util.digraph:digraph',
'portage.versions',
'portage.versions:best,catpkgsplit,catsplit,cpv_getkey,' + \
'cpv_getkey@getCPFromCPV,endversion_keys,' + \
'suffix_value@endversion,pkgcmp,pkgsplit,vercmp,ververify',
'portage.xpak',
)
import portage.const
from portage.const import VDB_PATH, PRIVATE_PATH, CACHE_PATH, DEPCACHE_PATH, \
USER_CONFIG_PATH, MODULES_FILE_PATH, CUSTOM_PROFILE_PATH, PORTAGE_BASE_PATH, \
PORTAGE_BIN_PATH, PORTAGE_PYM_PATH, PROFILE_PATH, LOCALE_DATA_PATH, \
EBUILD_SH_BINARY, SANDBOX_BINARY, BASH_BINARY, \
MOVE_BINARY, PRELINK_BINARY, WORLD_FILE, MAKE_CONF_FILE, MAKE_DEFAULTS_FILE, \
DEPRECATED_PROFILE_FILE, USER_VIRTUALS_FILE, EBUILD_SH_ENV_FILE, \
INVALID_ENV_FILE, CUSTOM_MIRRORS_FILE, CONFIG_MEMORY_FILE,\
INCREMENTALS, EAPI, MISC_SH_BINARY, REPO_NAME_LOC, REPO_NAME_FILE
from portage.localization import _
except ImportError as e:
sys.stderr.write("\n\n")
sys.stderr.write("!!! Failed to complete portage imports. There are internal modules for\n")
sys.stderr.write("!!! portage and failure here indicates that you have a problem with your\n")
sys.stderr.write("!!! installation of portage. Please try a rescue portage located in the\n")
sys.stderr.write("!!! portage tree under '/usr/portage/sys-apps/portage/files/' (default).\n")
sys.stderr.write("!!! There is a README.RESCUE file that details the steps required to perform\n")
sys.stderr.write("!!! a recovery of portage.\n")
sys.stderr.write(" "+str(e)+"\n\n")
raise
if sys.hexversion >= 0x3000000:
basestring = str
long = int
# Assume utf_8 fs encoding everywhere except in merge code, where the
# user's locale is respected.
_encodings = {
'content' : 'utf_8',
'fs' : 'utf_8',
'merge' : sys.getfilesystemencoding(),
'repo.content' : 'utf_8',
'stdio' : 'utf_8',
}
# This can happen if python is built with USE=build (stage 1).
if _encodings['merge'] is None:
_encodings['merge'] = 'ascii'
if sys.hexversion >= 0x3000000:
def _unicode_encode(s, encoding=_encodings['content'], errors='backslashreplace'):
if isinstance(s, str):
s = s.encode(encoding, errors)
return s
def _unicode_decode(s, encoding=_encodings['content'], errors='replace'):
if isinstance(s, bytes):
s = str(s, encoding=encoding, errors=errors)
return s
else:
def _unicode_encode(s, encoding=_encodings['content'], errors='backslashreplace'):
if isinstance(s, unicode):
s = s.encode(encoding, errors)
return s
def _unicode_decode(s, encoding=_encodings['content'], errors='replace'):
if isinstance(s, bytes):
s = unicode(s, encoding=encoding, errors=errors)
return s
class _unicode_func_wrapper(object):
"""
Wraps a function, converts arguments from unicode to bytes,
and return values to unicode from bytes. Function calls
will raise UnicodeEncodeError if an argument fails to be
encoded with the required encoding. Return values that
are single strings are decoded with errors='replace'. Return
values that are lists of strings are decoded with errors='strict'
and elements that fail to be decoded are omitted from the returned
list.
"""
__slots__ = ('_func', '_encoding')
def __init__(self, func, encoding=_encodings['fs']):
self._func = func
self._encoding = encoding
def __call__(self, *args, **kwargs):
encoding = self._encoding
wrapped_args = [_unicode_encode(x, encoding=encoding, errors='strict')
for x in args]
if kwargs:
wrapped_kwargs = dict(
(k, _unicode_encode(v, encoding=encoding, errors='strict'))
for k, v in kwargs.items())
else:
wrapped_kwargs = {}
rval = self._func(*wrapped_args, **wrapped_kwargs)
if isinstance(rval, (list, tuple)):
decoded_rval = []
for x in rval:
try:
x = _unicode_decode(x, encoding=encoding, errors='strict')
except UnicodeDecodeError:
pass
else:
decoded_rval.append(x)
if isinstance(rval, tuple):
rval = tuple(decoded_rval)
else:
rval = decoded_rval
else:
rval = _unicode_decode(rval, encoding=encoding, errors='replace')
return rval
class _unicode_module_wrapper(object):
"""
Wraps a module and wraps all functions with _unicode_func_wrapper.
"""
__slots__ = ('_mod', '_encoding', '_overrides', '_cache')
def __init__(self, mod, encoding=_encodings['fs'], overrides=None, cache=True):
object.__setattr__(self, '_mod', mod)
object.__setattr__(self, '_encoding', encoding)
object.__setattr__(self, '_overrides', overrides)
if cache:
cache = {}
else:
cache = None
object.__setattr__(self, '_cache', cache)
def __getattribute__(self, attr):
cache = object.__getattribute__(self, '_cache')
if cache is not None:
result = cache.get(attr)
if result is not None:
return result
result = getattr(object.__getattribute__(self, '_mod'), attr)
encoding = object.__getattribute__(self, '_encoding')
overrides = object.__getattribute__(self, '_overrides')
override = None
if overrides is not None:
override = overrides.get(id(result))
if override is not None:
result = override
elif isinstance(result, type):
pass
elif type(result) is types.ModuleType:
result = _unicode_module_wrapper(result,
encoding=encoding, overrides=overrides)
elif hasattr(result, '__call__'):
result = _unicode_func_wrapper(result, encoding=encoding)
if cache is not None:
cache[attr] = result
return result
import os as _os
_os_overrides = {
id(_os.fdopen) : _os.fdopen,
id(_os.popen) : _os.popen,
id(_os.read) : _os.read,
id(_os.system) : _os.system,
}
if hasattr(_os, 'statvfs'):
_os_overrides[id(_os.statvfs)] = _os.statvfs
os = _unicode_module_wrapper(_os, overrides=_os_overrides,
encoding=_encodings['fs'])
_os_merge = _unicode_module_wrapper(_os,
encoding=_encodings['merge'], overrides=_os_overrides)
import shutil as _shutil
shutil = _unicode_module_wrapper(_shutil, encoding=_encodings['fs'])
# Imports below this point rely on the above unicode wrapper definitions.
try:
import portage._selinux
selinux = _unicode_module_wrapper(_selinux,
encoding=_encodings['fs'])
_selinux_merge = _unicode_module_wrapper(_selinux,
encoding=_encodings['merge'])
except (ImportError, OSError) as e:
if isinstance(e, OSError):
sys.stderr.write("!!! SELinux not loaded: %s\n" % str(e))
del e
_selinux = None
selinux = None
_selinux_merge = None
# ===========================================================================
# END OF IMPORTS -- END OF IMPORTS -- END OF IMPORTS -- END OF IMPORTS -- END
# ===========================================================================
def _gen_missing_encodings(missing_encodings):
encodings = {}
if 'ascii' in missing_encodings:
class AsciiIncrementalEncoder(codecs.IncrementalEncoder):
def encode(self, input, final=False):
return codecs.ascii_encode(input, self.errors)[0]
class AsciiIncrementalDecoder(codecs.IncrementalDecoder):
def decode(self, input, final=False):
return codecs.ascii_decode(input, self.errors)[0]
class AsciiStreamWriter(codecs.StreamWriter):
encode = codecs.ascii_encode
class AsciiStreamReader(codecs.StreamReader):
decode = codecs.ascii_decode
codec_info = codecs.CodecInfo(
name='ascii',
encode=codecs.ascii_encode,
decode=codecs.ascii_decode,
incrementalencoder=AsciiIncrementalEncoder,
incrementaldecoder=AsciiIncrementalDecoder,
streamwriter=AsciiStreamWriter,
streamreader=AsciiStreamReader,
)
for alias in ('ascii', '646', 'ansi_x3.4_1968', 'ansi_x3_4_1968',
'ansi_x3.4_1986', 'cp367', 'csascii', 'ibm367', 'iso646_us',
'iso_646.irv_1991', 'iso_ir_6', 'us', 'us_ascii'):
encodings[alias] = codec_info
if 'utf_8' in missing_encodings:
def utf8decode(input, errors='strict'):
return codecs.utf_8_decode(input, errors, True)
class Utf8IncrementalEncoder(codecs.IncrementalEncoder):
def encode(self, input, final=False):
return codecs.utf_8_encode(input, self.errors)[0]
class Utf8IncrementalDecoder(codecs.BufferedIncrementalDecoder):
_buffer_decode = codecs.utf_8_decode
class Utf8StreamWriter(codecs.StreamWriter):
encode = codecs.utf_8_encode
class Utf8StreamReader(codecs.StreamReader):
decode = codecs.utf_8_decode
codec_info = codecs.CodecInfo(
name='utf-8',
encode=codecs.utf_8_encode,
decode=utf8decode,
incrementalencoder=Utf8IncrementalEncoder,
incrementaldecoder=Utf8IncrementalDecoder,
streamreader=Utf8StreamReader,
streamwriter=Utf8StreamWriter,
)
for alias in ('utf_8', 'u8', 'utf', 'utf8', 'utf8_ucs2', 'utf8_ucs4'):
encodings[alias] = codec_info
return encodings
def _ensure_default_encoding():
"""
The python that's inside stage 1 or 2 is built with a minimal
configuration which does not include the /usr/lib/pythonX.Y/encodings
directory. This results in error like the following:
LookupError: no codec search functions registered: can't find encoding
In order to solve this problem, detect it early and manually register
a search function for the ascii and utf_8 codecs. Starting with python-3.0
this problem is more noticeable because of stricter handling of encoding
and decoding between strings of characters and bytes.
"""
default_fallback = 'utf_8'
default_encoding = sys.getdefaultencoding().lower().replace('-', '_')
filesystem_encoding = _encodings['merge'].lower().replace('-', '_')
required_encodings = set(['ascii', 'utf_8'])
required_encodings.add(default_encoding)
required_encodings.add(filesystem_encoding)
missing_encodings = set()
for codec_name in required_encodings:
try:
codecs.lookup(codec_name)
except LookupError:
missing_encodings.add(codec_name)
if not missing_encodings:
return
encodings = _gen_missing_encodings(missing_encodings)
if default_encoding in missing_encodings and \
default_encoding not in encodings:
# Make the fallback codec correspond to whatever name happens
# to be returned by sys.getfilesystemencoding().
try:
encodings[default_encoding] = codecs.lookup(default_fallback)
except LookupError:
encodings[default_encoding] = encodings[default_fallback]
if filesystem_encoding in missing_encodings and \
filesystem_encoding not in encodings:
# Make the fallback codec correspond to whatever name happens
# to be returned by sys.getdefaultencoding().
try:
encodings[filesystem_encoding] = codecs.lookup(default_fallback)
except LookupError:
encodings[filesystem_encoding] = encodings[default_fallback]
def search_function(name):
name = name.lower()
name = name.replace('-', '_')
codec_info = encodings.get(name)
if codec_info is not None:
return codecs.CodecInfo(
name=codec_info.name,
encode=codec_info.encode,
decode=codec_info.decode,
incrementalencoder=codec_info.incrementalencoder,
incrementaldecoder=codec_info.incrementaldecoder,
streamreader=codec_info.streamreader,
streamwriter=codec_info.streamwriter,
)
return None
codecs.register(search_function)
del codec_name, default_encoding, default_fallback, \
filesystem_encoding, missing_encodings, \
required_encodings, search_function
# Do this ASAP since writemsg() might not work without it.
_ensure_default_encoding()
def _shell_quote(s):
"""
Quote a string in double-quotes and use backslashes to
escape any backslashes, double-quotes, dollar signs, or
backquotes in the string.
"""
for letter in "\\\"$`":
if letter in s:
s = s.replace(letter, "\\" + letter)
return "\"%s\"" % s
bsd_chflags = None
if platform.system() in ('FreeBSD',):
class bsd_chflags(object):
@classmethod
def chflags(cls, path, flags, opts=""):
cmd = 'chflags %s %o %s' % (opts, flags, _shell_quote(path))
status, output = subprocess_getstatusoutput(cmd)
if os.WIFEXITED(status) and os.WEXITSTATUS(status) == os.EX_OK:
return
# Try to generate an ENOENT error if appropriate.
if 'h' in opts:
_os_merge.lstat(path)
else:
_os_merge.stat(path)
# Make sure the binary exists.
if not portage.process.find_binary('chflags'):
raise portage.exception.CommandNotFound('chflags')
# Now we're not sure exactly why it failed or what
# the real errno was, so just report EPERM.
e = OSError(errno.EPERM, output)
e.errno = errno.EPERM
e.filename = path
e.message = output
raise e
@classmethod
def lchflags(cls, path, flags):
return cls.chflags(path, flags, opts='-h')
def load_mod(name):
modname = ".".join(name.split(".")[:-1])
mod = __import__(modname)
components = name.split('.')
for comp in components[1:]:
mod = getattr(mod, comp)
return mod
def getcwd():
"this fixes situations where the current directory doesn't exist"
try:
return os.getcwd()
except OSError: #dir doesn't exist
os.chdir("/")
return "/"
getcwd()
def abssymlink(symlink):
"This reads symlinks, resolving the relative symlinks, and returning the absolute."
mylink=os.readlink(symlink)
if mylink[0] != '/':
mydir=os.path.dirname(symlink)
mylink=mydir+"/"+mylink
return os.path.normpath(mylink)
dircache = {}
cacheHit=0
cacheMiss=0
cacheStale=0
def cacheddir(my_original_path, ignorecvs, ignorelist, EmptyOnError, followSymlinks=True):
global cacheHit,cacheMiss,cacheStale
mypath = normalize_path(my_original_path)
if mypath in dircache:
cacheHit += 1
cached_mtime, list, ftype = dircache[mypath]
else:
cacheMiss += 1
cached_mtime, list, ftype = -1, [], []
try:
pathstat = os.stat(mypath)
if stat.S_ISDIR(pathstat[stat.ST_MODE]):
mtime = pathstat.st_mtime
else:
raise portage.exception.DirectoryNotFound(mypath)
except EnvironmentError as e:
if e.errno == portage.exception.PermissionDenied.errno:
raise portage.exception.PermissionDenied(mypath)
del e
return [], []
except portage.exception.PortageException:
return [], []
# Python retuns mtime in seconds, so if it was changed in the last few seconds, it could be invalid
if mtime != cached_mtime or time.time() - mtime < 4:
if mypath in dircache:
cacheStale += 1
try:
list = os.listdir(mypath)
except EnvironmentError as e:
if e.errno != errno.EACCES:
raise
del e
raise portage.exception.PermissionDenied(mypath)
ftype = []
for x in list:
try:
if followSymlinks:
pathstat = os.stat(mypath+"/"+x)
else:
pathstat = os.lstat(mypath+"/"+x)
if stat.S_ISREG(pathstat[stat.ST_MODE]):
ftype.append(0)
elif stat.S_ISDIR(pathstat[stat.ST_MODE]):
ftype.append(1)
elif stat.S_ISLNK(pathstat[stat.ST_MODE]):
ftype.append(2)
else:
ftype.append(3)
except (IOError, OSError):
ftype.append(3)
dircache[mypath] = mtime, list, ftype
ret_list = []
ret_ftype = []
for x in range(0, len(list)):
if list[x] in ignorelist:
pass
elif ignorecvs:
if list[x][:2] != ".#":
ret_list.append(list[x])
ret_ftype.append(ftype[x])
else:
ret_list.append(list[x])
ret_ftype.append(ftype[x])
writemsg("cacheddirStats: H:%d/M:%d/S:%d\n" % (cacheHit, cacheMiss, cacheStale),10)
return ret_list, ret_ftype
_ignorecvs_dirs = ('CVS', 'SCCS', '.svn', '.git')
def listdir(mypath, recursive=False, filesonly=False, ignorecvs=False, ignorelist=[], followSymlinks=True,
EmptyOnError=False, dirsonly=False):
"""
Portage-specific implementation of os.listdir
@param mypath: Path whose contents you wish to list
@type mypath: String
@param recursive: Recursively scan directories contained within mypath
@type recursive: Boolean
@param filesonly; Only return files, not more directories
@type filesonly: Boolean
@param ignorecvs: Ignore CVS directories ('CVS','SCCS','.svn','.git')
@type ignorecvs: Boolean
@param ignorelist: List of filenames/directories to exclude
@type ignorelist: List
@param followSymlinks: Follow Symlink'd files and directories
@type followSymlinks: Boolean
@param EmptyOnError: Return [] if an error occurs (deprecated, always True)
@type EmptyOnError: Boolean
@param dirsonly: Only return directories.
@type dirsonly: Boolean
@rtype: List
@returns: A list of files and directories (or just files or just directories) or an empty list.
"""
list, ftype = cacheddir(mypath, ignorecvs, ignorelist, EmptyOnError, followSymlinks)
if list is None:
list=[]
if ftype is None:
ftype=[]
if not (filesonly or dirsonly or recursive):
return list
if recursive:
x=0
while x<len(ftype):
if ftype[x] == 1 and not \
(ignorecvs and os.path.basename(list[x]) in _ignorecvs_dirs):
l,f = cacheddir(mypath+"/"+list[x], ignorecvs, ignorelist, EmptyOnError,
followSymlinks)
l=l[:]
for y in range(0,len(l)):
l[y]=list[x]+"/"+l[y]
list=list+l
ftype=ftype+f
x+=1
if filesonly:
rlist=[]
for x in range(0,len(ftype)):
if ftype[x]==0:
rlist=rlist+[list[x]]
elif dirsonly:
rlist = []
for x in range(0, len(ftype)):
if ftype[x] == 1:
rlist = rlist + [list[x]]
else:
rlist=list
return rlist
#parse /etc/env.d and generate /etc/profile.env
def env_update(makelinks=1, target_root=None, prev_mtimes=None, contents=None,
env=None, writemsg_level=None):
if writemsg_level is None:
writemsg_level = portage.util.writemsg_level
if target_root is None:
global settings
target_root = settings["ROOT"]
if prev_mtimes is None:
global mtimedb
prev_mtimes = mtimedb["ldpath"]
if env is None:
env = os.environ
envd_dir = os.path.join(target_root, "etc", "env.d")
portage.util.ensure_dirs(envd_dir, mode=0o755)
fns = listdir(envd_dir, EmptyOnError=1)
fns.sort()
templist = []
for x in fns:
if len(x) < 3:
continue
if not x[0].isdigit() or not x[1].isdigit():
continue
if x.startswith(".") or x.endswith("~") or x.endswith(".bak"):
continue
templist.append(x)
fns = templist
del templist
space_separated = set(["CONFIG_PROTECT", "CONFIG_PROTECT_MASK"])
colon_separated = set(["ADA_INCLUDE_PATH", "ADA_OBJECTS_PATH",
"CLASSPATH", "INFODIR", "INFOPATH", "KDEDIRS", "LDPATH", "MANPATH",
"PATH", "PKG_CONFIG_PATH", "PRELINK_PATH", "PRELINK_PATH_MASK",
"PYTHONPATH", "ROOTPATH"])
config_list = []
for x in fns:
file_path = os.path.join(envd_dir, x)
try:
myconfig = getconfig(file_path, expand=False)
except portage.exception.ParseError as e:
writemsg("!!! '%s'\n" % str(e), noiselevel=-1)
del e
continue
if myconfig is None:
# broken symlink or file removed by a concurrent process
writemsg("!!! File Not Found: '%s'\n" % file_path, noiselevel=-1)
continue
config_list.append(myconfig)
if "SPACE_SEPARATED" in myconfig:
space_separated.update(myconfig["SPACE_SEPARATED"].split())
del myconfig["SPACE_SEPARATED"]
if "COLON_SEPARATED" in myconfig:
colon_separated.update(myconfig["COLON_SEPARATED"].split())
del myconfig["COLON_SEPARATED"]
env = {}
specials = {}
for var in space_separated:
mylist = []
for myconfig in config_list:
if var in myconfig:
for item in myconfig[var].split():
if item and not item in mylist:
mylist.append(item)
del myconfig[var] # prepare for env.update(myconfig)
if mylist:
env[var] = " ".join(mylist)
specials[var] = mylist
for var in colon_separated:
mylist = []
for myconfig in config_list:
if var in myconfig:
for item in myconfig[var].split(":"):
if item and not item in mylist:
mylist.append(item)
del myconfig[var] # prepare for env.update(myconfig)
if mylist:
env[var] = ":".join(mylist)
specials[var] = mylist
for myconfig in config_list:
"""Cumulative variables have already been deleted from myconfig so that
they won't be overwritten by this dict.update call."""
env.update(myconfig)
ldsoconf_path = os.path.join(target_root, "etc", "ld.so.conf")
try:
myld = codecs.open(_unicode_encode(ldsoconf_path,
encoding=_encodings['fs'], errors='strict'),
mode='r', encoding=_encodings['content'], errors='replace')
myldlines=myld.readlines()
myld.close()
oldld=[]
for x in myldlines:
#each line has at least one char (a newline)
if x[0]=="#":
continue
oldld.append(x[:-1])
except (IOError, OSError) as e:
if e.errno != errno.ENOENT:
raise
oldld = None
ld_cache_update=False
newld = specials["LDPATH"]
if (oldld!=newld):
#ld.so.conf needs updating and ldconfig needs to be run
myfd = atomic_ofstream(ldsoconf_path)
myfd.write("# ld.so.conf autogenerated by env-update; make all changes to\n")
myfd.write("# contents of /etc/env.d directory\n")
for x in specials["LDPATH"]:
myfd.write(x+"\n")
myfd.close()
ld_cache_update=True
# Update prelink.conf if we are prelink-enabled
if prelink_capable:
newprelink = atomic_ofstream(
os.path.join(target_root, "etc", "prelink.conf"))
newprelink.write("# prelink.conf autogenerated by env-update; make all changes to\n")
newprelink.write("# contents of /etc/env.d directory\n")
for x in ["/bin","/sbin","/usr/bin","/usr/sbin","/lib","/usr/lib"]:
newprelink.write("-l "+x+"\n");
for x in specials["LDPATH"]+specials["PATH"]+specials["PRELINK_PATH"]:
if not x:
continue
if x[-1]!='/':
x=x+"/"
plmasked=0
for y in specials["PRELINK_PATH_MASK"]:
if not y:
continue
if y[-1]!='/':
y=y+"/"
if y==x[0:len(y)]:
plmasked=1
break
if not plmasked:
newprelink.write("-h "+x+"\n")
for x in specials["PRELINK_PATH_MASK"]:
newprelink.write("-b "+x+"\n")
newprelink.close()
# Portage stores mtimes with 1 second granularity but in >=python-2.5 finer
# granularity is possible. In order to avoid the potential ambiguity of
# mtimes that differ by less than 1 second, sleep here if any of the
# directories have been modified during the current second.
sleep_for_mtime_granularity = False
current_time = long(time.time())
mtime_changed = False
lib_dirs = set()
for lib_dir in portage.util.unique_array(specials["LDPATH"]+['usr/lib','usr/lib64','usr/lib32','lib','lib64','lib32']):
x = os.path.join(target_root, lib_dir.lstrip(os.sep))
try:
newldpathtime = os.stat(x)[stat.ST_MTIME]
lib_dirs.add(normalize_path(x))
except OSError as oe:
if oe.errno == errno.ENOENT:
try:
del prev_mtimes[x]
except KeyError:
pass
# ignore this path because it doesn't exist
continue
raise
if newldpathtime == current_time:
sleep_for_mtime_granularity = True
if x in prev_mtimes:
if prev_mtimes[x] == newldpathtime:
pass
else:
prev_mtimes[x] = newldpathtime
mtime_changed = True
else:
prev_mtimes[x] = newldpathtime
mtime_changed = True
if mtime_changed:
ld_cache_update = True
if makelinks and \
not ld_cache_update and \
contents is not None:
libdir_contents_changed = False
for mypath, mydata in contents.items():
if mydata[0] not in ("obj","sym"):
continue
head, tail = os.path.split(mypath)
if head in lib_dirs:
libdir_contents_changed = True
break
if not libdir_contents_changed:
makelinks = False
ldconfig = "/sbin/ldconfig"
if "CHOST" in env and "CBUILD" in env and \
env["CHOST"] != env["CBUILD"]:
from portage.process import find_binary
ldconfig = find_binary("%s-ldconfig" % env["CHOST"])
# Only run ldconfig as needed
if (ld_cache_update or makelinks) and ldconfig:
# ldconfig has very different behaviour between FreeBSD and Linux
if ostype=="Linux" or ostype.lower().endswith("gnu"):
# We can't update links if we haven't cleaned other versions first, as
# an older package installed ON TOP of a newer version will cause ldconfig
# to overwrite the symlinks we just made. -X means no links. After 'clean'
# we can safely create links.
writemsg_level(_(">>> Regenerating %setc/ld.so.cache...\n") % \
(target_root,))
if makelinks:
os.system("cd / ; %s -r '%s'" % (ldconfig, target_root))
else:
os.system("cd / ; %s -X -r '%s'" % (ldconfig, target_root))
elif ostype in ("FreeBSD","DragonFly"):
writemsg_level(_(">>> Regenerating %svar/run/ld-elf.so.hints...\n") % \
target_root)
os.system(("cd / ; %s -elf -i " + \
"-f '%svar/run/ld-elf.so.hints' '%setc/ld.so.conf'") % \
(ldconfig, target_root, target_root))
del specials["LDPATH"]
penvnotice = "# THIS FILE IS AUTOMATICALLY GENERATED BY env-update.\n"
penvnotice += "# DO NOT EDIT THIS FILE. CHANGES TO STARTUP PROFILES\n"
cenvnotice = penvnotice[:]
penvnotice += "# GO INTO /etc/profile NOT /etc/profile.env\n\n"
cenvnotice += "# GO INTO /etc/csh.cshrc NOT /etc/csh.env\n\n"
#create /etc/profile.env for bash support
outfile = atomic_ofstream(os.path.join(target_root, "etc", "profile.env"))
outfile.write(penvnotice)
env_keys = [ x for x in env if x != "LDPATH" ]
env_keys.sort()
for k in env_keys:
v = env[k]
if v.startswith('$') and not v.startswith('${'):
outfile.write("export %s=$'%s'\n" % (k, v[1:]))
else:
outfile.write("export %s='%s'\n" % (k, v))
outfile.close()
#create /etc/csh.env for (t)csh support
outfile = atomic_ofstream(os.path.join(target_root, "etc", "csh.env"))
outfile.write(cenvnotice)
for x in env_keys:
outfile.write("setenv %s '%s'\n" % (x, env[x]))
outfile.close()
if sleep_for_mtime_granularity:
while current_time == long(time.time()):
sleep(1)
def ExtractKernelVersion(base_dir):
"""
Try to figure out what kernel version we are running
@param base_dir: Path to sources (usually /usr/src/linux)
@type base_dir: string
@rtype: tuple( version[string], error[string])
@returns:
1. tuple( version[string], error[string])
Either version or error is populated (but never both)
"""
lines = []
pathname = os.path.join(base_dir, 'Makefile')
try:
f = codecs.open(_unicode_encode(pathname,
encoding=_encodings['fs'], errors='strict'), mode='r',
encoding=_encodings['content'], errors='replace')
except OSError as details:
return (None, str(details))
except IOError as details:
return (None, str(details))
try:
for i in range(4):
lines.append(f.readline())
except OSError as details:
return (None, str(details))
except IOError as details:
return (None, str(details))
lines = [l.strip() for l in lines]
version = ''
#XXX: The following code relies on the ordering of vars within the Makefile
for line in lines:
# split on the '=' then remove annoying whitespace
items = line.split("=")
items = [i.strip() for i in items]
if items[0] == 'VERSION' or \
items[0] == 'PATCHLEVEL':
version += items[1]
version += "."
elif items[0] == 'SUBLEVEL':
version += items[1]
elif items[0] == 'EXTRAVERSION' and \
items[-1] != items[0]:
version += items[1]
# Grab a list of files named localversion* and sort them
localversions = os.listdir(base_dir)
for x in range(len(localversions)-1,-1,-1):
if localversions[x][:12] != "localversion":
del localversions[x]
localversions.sort()
# Append the contents of each to the version string, stripping ALL whitespace
for lv in localversions:
version += "".join( " ".join( grabfile( base_dir+ "/" + lv ) ).split() )
# Check the .config for a CONFIG_LOCALVERSION and append that too, also stripping whitespace
kernelconfig = getconfig(base_dir+"/.config")
if kernelconfig and "CONFIG_LOCALVERSION" in kernelconfig:
version += "".join(kernelconfig["CONFIG_LOCALVERSION"].split())
return (version,None)
def _can_test_pty_eof():
"""
The _test_pty_eof() function seems to hang on most
kernels other than Linux.
This was reported for the following kernels which used to work fine
without this EOF test: Darwin, AIX, FreeBSD. They seem to hang on
the slave_file.close() call. Note that Python's implementation of
openpty on Solaris already caused random hangs without this EOF test
and hence is globally disabled.
@rtype: bool
@returns: True if _test_pty_eof() won't hang, False otherwise.
"""
return platform.system() in ("Linux",)
def _test_pty_eof():
"""
Returns True if this issues is fixed for the currently
running version of python: http://bugs.python.org/issue5380
Raises an EnvironmentError from openpty() if it fails.
"""
use_fork = False
import array, fcntl, pty, select, termios
test_string = 2 * "blah blah blah\n"
test_string = _unicode_decode(test_string,
encoding='utf_8', errors='strict')
# may raise EnvironmentError
master_fd, slave_fd = pty.openpty()
# Non-blocking mode is required for Darwin kernel.
fcntl.fcntl(master_fd, fcntl.F_SETFL,
fcntl.fcntl(master_fd, fcntl.F_GETFL) | os.O_NONBLOCK)
# Disable post-processing of output since otherwise weird
# things like \n -> \r\n transformations may occur.
mode = termios.tcgetattr(slave_fd)
mode[1] &= ~termios.OPOST
termios.tcsetattr(slave_fd, termios.TCSANOW, mode)
# Simulate a subprocess writing some data to the
# slave end of the pipe, and then exiting.
pid = None
if use_fork:
pids = process.spawn_bash(_unicode_encode("echo -n '%s'" % test_string,
encoding='utf_8', errors='strict'), env=os.environ,
fd_pipes={0:sys.stdin.fileno(), 1:slave_fd, 2:slave_fd},
returnpid=True)
if isinstance(pids, int):
os.close(master_fd)
os.close(slave_fd)
raise EnvironmentError('spawn failed')
pid = pids[0]
else:
os.write(slave_fd, _unicode_encode(test_string,
encoding='utf_8', errors='strict'))
os.close(slave_fd)
# If using a fork, we must wait for the child here,
# in order to avoid a race condition that would
# lead to inconsistent results.
if pid is not None:
os.waitpid(pid, 0)
master_file = os.fdopen(master_fd, 'rb')
eof = False
data = []
iwtd = [master_file]
owtd = []
ewtd = []
while not eof:
events = select.select(iwtd, owtd, ewtd)
if not events[0]:
eof = True
break
buf = array.array('B')
try:
buf.fromfile(master_file, 1024)
except EOFError:
eof = True
except IOError:
# This is where data loss occurs.
eof = True
if not buf:
eof = True
else:
data.append(_unicode_decode(buf.tostring(),
encoding='utf_8', errors='strict'))
master_file.close()
return test_string == ''.join(data)
# If _test_pty_eof() can't be used for runtime detection of
# http://bugs.python.org/issue5380, openpty can't safely be used
# unless we can guarantee that the current version of python has
# been fixed (affects all current versions of python3). When
# this issue is fixed in python3, we can add another sys.hexversion
# conditional to enable openpty support in the fixed versions.
if sys.hexversion >= 0x3000000 and not _can_test_pty_eof():
_disable_openpty = True
else:
# Disable the use of openpty on Solaris as it seems Python's openpty
# implementation doesn't play nice on Solaris with Portage's
# behaviour causing hangs/deadlocks.
# Additional note for the future: on Interix, pipes do NOT work, so
# _disable_openpty on Interix must *never* be True
_disable_openpty = platform.system() in ("SunOS",)
_tested_pty = False
if not _can_test_pty_eof():
# Skip _test_pty_eof() on systems where it hangs.
_tested_pty = True
def _create_pty_or_pipe(copy_term_size=None):
"""
Try to create a pty and if then fails then create a normal
pipe instead.
@param copy_term_size: If a tty file descriptor is given
then the term size will be copied to the pty.
@type copy_term_size: int
@rtype: tuple
@returns: A tuple of (is_pty, master_fd, slave_fd) where
is_pty is True if a pty was successfully allocated, and
False if a normal pipe was allocated.
"""
got_pty = False
global _disable_openpty, _tested_pty
if not (_tested_pty or _disable_openpty):
try:
if not _test_pty_eof():
_disable_openpty = True
except EnvironmentError as e:
_disable_openpty = True
writemsg("openpty failed: '%s'\n" % str(e),
noiselevel=-1)
del e
_tested_pty = True
if _disable_openpty:
master_fd, slave_fd = os.pipe()
else:
from pty import openpty
try:
master_fd, slave_fd = openpty()
got_pty = True
except EnvironmentError as e:
_disable_openpty = True
writemsg("openpty failed: '%s'\n" % str(e),
noiselevel=-1)
del e
master_fd, slave_fd = os.pipe()
if got_pty:
# Disable post-processing of output since otherwise weird
# things like \n -> \r\n transformations may occur.
import termios
mode = termios.tcgetattr(slave_fd)
mode[1] &= ~termios.OPOST
termios.tcsetattr(slave_fd, termios.TCSANOW, mode)
if got_pty and \
copy_term_size is not None and \
os.isatty(copy_term_size):
from portage.output import get_term_size, set_term_size
rows, columns = get_term_size()
set_term_size(rows, columns, slave_fd)
return (got_pty, master_fd, slave_fd)
# XXX This would be to replace getstatusoutput completely.
# XXX Issue: cannot block execution. Deadlock condition.
def spawn(mystring, mysettings, debug=0, free=0, droppriv=0, sesandbox=0, fakeroot=0, **keywords):
"""
Spawn a subprocess with extra portage-specific options.
Optiosn include:
Sandbox: Sandbox means the spawned process will be limited in its ability t
read and write files (normally this means it is restricted to ${D}/)
SElinux Sandbox: Enables sandboxing on SElinux
Reduced Privileges: Drops privilages such that the process runs as portage:portage
instead of as root.
Notes: os.system cannot be used because it messes with signal handling. Instead we
use the portage.process spawn* family of functions.
This function waits for the process to terminate.
@param mystring: Command to run
@type mystring: String
@param mysettings: Either a Dict of Key,Value pairs or an instance of portage.config
@type mysettings: Dictionary or config instance
@param debug: Ignored
@type debug: Boolean
@param free: Enable sandboxing for this process
@type free: Boolean
@param droppriv: Drop to portage:portage when running this command
@type droppriv: Boolean
@param sesandbox: Enable SELinux Sandboxing (toggles a context switch)
@type sesandbox: Boolean
@param fakeroot: Run this command with faked root privileges
@type fakeroot: Boolean
@param keywords: Extra options encoded as a dict, to be passed to spawn
@type keywords: Dictionary
@rtype: Integer
@returns:
1. The return code of the spawned process.
"""
if isinstance(mysettings, dict):
env=mysettings
keywords["opt_name"]="[ %s ]" % "portage"
else:
check_config_instance(mysettings)
env=mysettings.environ()
if mysettings.mycpv is not None:
keywords["opt_name"] = "[%s]" % mysettings.mycpv
else:
keywords["opt_name"] = "[%s/%s]" % \
(mysettings.get("CATEGORY",""), mysettings.get("PF",""))
fd_pipes = keywords.get("fd_pipes")
if fd_pipes is None:
fd_pipes = {
0:sys.stdin.fileno(),
1:sys.stdout.fileno(),
2:sys.stderr.fileno(),
}
# In some cases the above print statements don't flush stdout, so
# it needs to be flushed before allowing a child process to use it
# so that output always shows in the correct order.
stdout_filenos = (sys.stdout.fileno(), sys.stderr.fileno())
for fd in fd_pipes.values():
if fd in stdout_filenos:
sys.stdout.flush()
sys.stderr.flush()
break
# The default policy for the sesandbox domain only allows entry (via exec)
# from shells and from binaries that belong to portage (the number of entry
# points is minimized). The "tee" binary is not among the allowed entry
# points, so it is spawned outside of the sesandbox domain and reads from a
# pseudo-terminal that connects two domains.
logfile = keywords.get("logfile")
mypids = []
master_fd = None
slave_fd = None
fd_pipes_orig = None
got_pty = False
if logfile:
del keywords["logfile"]
if 1 not in fd_pipes or 2 not in fd_pipes:
raise ValueError(fd_pipes)
got_pty, master_fd, slave_fd = \
_create_pty_or_pipe(copy_term_size=fd_pipes[1])
if not got_pty and 'sesandbox' in mysettings.features \
and mysettings.selinux_enabled():
# With sesandbox, logging works through a pty but not through a
# normal pipe. So, disable logging if ptys are broken.
# See Bug #162404.
logfile = None
os.close(master_fd)
master_fd = None
os.close(slave_fd)
slave_fd = None
if logfile:
fd_pipes.setdefault(0, sys.stdin.fileno())
fd_pipes_orig = fd_pipes.copy()
# We must set non-blocking mode before we close the slave_fd
# since otherwise the fcntl call can fail on FreeBSD (the child
# process might have already exited and closed slave_fd so we
# have to keep it open in order to avoid FreeBSD potentially
# generating an EAGAIN exception).
import fcntl
fcntl.fcntl(master_fd, fcntl.F_SETFL,
fcntl.fcntl(master_fd, fcntl.F_GETFL) | os.O_NONBLOCK)
fd_pipes[0] = fd_pipes_orig[0]
fd_pipes[1] = slave_fd
fd_pipes[2] = slave_fd
keywords["fd_pipes"] = fd_pipes
features = mysettings.features
# TODO: Enable fakeroot to be used together with droppriv. The
# fake ownership/permissions will have to be converted to real
# permissions in the merge phase.
fakeroot = fakeroot and uid != 0 and portage.process.fakeroot_capable
if droppriv and not uid and portage_gid and portage_uid:
keywords.update({"uid":portage_uid,"gid":portage_gid,
"groups":userpriv_groups,"umask":0o02})
if not free:
free=((droppriv and "usersandbox" not in features) or \
(not droppriv and "sandbox" not in features and \
"usersandbox" not in features and not fakeroot))
if not free and not (fakeroot or process.sandbox_capable):
free = True
if free or "SANDBOX_ACTIVE" in os.environ:
keywords["opt_name"] += " bash"
spawn_func = portage.process.spawn_bash
elif fakeroot:
keywords["opt_name"] += " fakeroot"
keywords["fakeroot_state"] = os.path.join(mysettings["T"], "fakeroot.state")
spawn_func = portage.process.spawn_fakeroot
else:
keywords["opt_name"] += " sandbox"
spawn_func = portage.process.spawn_sandbox
if sesandbox:
spawn_func = selinux.spawn_wrapper(spawn_func,
mysettings["PORTAGE_SANDBOX_T"])
returnpid = keywords.get("returnpid")
keywords["returnpid"] = True
try:
mypids.extend(spawn_func(mystring, env=env, **keywords))
finally:
if logfile:
os.close(slave_fd)
if returnpid:
return mypids
if logfile:
log_file = open(_unicode_encode(logfile), mode='ab')
apply_secpass_permissions(logfile,
uid=portage_uid, gid=portage_gid, mode=0o664)
stdout_file = os.fdopen(os.dup(fd_pipes_orig[1]), 'wb')
master_file = os.fdopen(master_fd, 'rb')
iwtd = [master_file]
owtd = []
ewtd = []
import array, select
buffsize = 65536
eof = False
while not eof:
events = select.select(iwtd, owtd, ewtd)
for f in events[0]:
# Use non-blocking mode to prevent read
# calls from blocking indefinitely.
buf = array.array('B')
try:
buf.fromfile(f, buffsize)
except EOFError:
pass
if not buf:
eof = True
break
if f is master_file:
buf.tofile(stdout_file)
stdout_file.flush()
buf.tofile(log_file)
log_file.flush()
log_file.close()
stdout_file.close()
master_file.close()
pid = mypids[-1]
retval = os.waitpid(pid, 0)[1]
portage.process.spawned_pids.remove(pid)
if retval != os.EX_OK:
if retval & 0xff:
return (retval & 0xff) << 8
return retval >> 8
return retval
def digestgen(myarchives=None, mysettings=None,
overwrite=None, manifestonly=None, myportdb=None):
"""
Generates a digest file if missing. Fetches files if necessary.
NOTE: myarchives and mysettings used to be positional arguments,
so their order must be preserved for backward compatibility.
@param mysettings: the ebuild config (mysettings["O"] must correspond
to the ebuild's parent directory)
@type mysettings: config
@param myportdb: a portdbapi instance
@type myportdb: portdbapi
@rtype: int
@returns: 1 on success and 0 on failure
"""
if mysettings is None:
raise TypeError("portage.digestgen(): missing" + \
" required 'mysettings' parameter")
if myportdb is None:
warnings.warn("portage.digestgen() called without 'myportdb' parameter",
DeprecationWarning, stacklevel=2)
global portdb
myportdb = portdb
if overwrite is not None:
warnings.warn("portage.digestgen() called with " + \
"deprecated 'overwrite' parameter",
DeprecationWarning, stacklevel=2)
if manifestonly is not None:
warnings.warn("portage.digestgen() called with " + \
"deprecated 'manifestonly' parameter",
DeprecationWarning, stacklevel=2)
global _doebuild_manifest_exempt_depend
try:
_doebuild_manifest_exempt_depend += 1
distfiles_map = {}
fetchlist_dict = FetchlistDict(mysettings["O"], mysettings, myportdb)
for cpv in fetchlist_dict:
try:
for myfile in fetchlist_dict[cpv]:
distfiles_map.setdefault(myfile, []).append(cpv)
except portage.exception.InvalidDependString as e:
writemsg("!!! %s\n" % str(e), noiselevel=-1)
del e
return 0
mytree = os.path.dirname(os.path.dirname(mysettings["O"]))
manifest1_compat = False
mf = Manifest(mysettings["O"], mysettings["DISTDIR"],
fetchlist_dict=fetchlist_dict, manifest1_compat=manifest1_compat)
# Don't require all hashes since that can trigger excessive
# fetches when sufficient digests already exist. To ease transition
# while Manifest 1 is being removed, only require hashes that will
# exist before and after the transition.
required_hash_types = set()
required_hash_types.add("size")
required_hash_types.add(portage.const.MANIFEST2_REQUIRED_HASH)
dist_hashes = mf.fhashdict.get("DIST", {})
# To avoid accidental regeneration of digests with the incorrect
# files (such as partially downloaded files), trigger the fetch
# code if the file exists and it's size doesn't match the current
# manifest entry. If there really is a legitimate reason for the
# digest to change, `ebuild --force digest` can be used to avoid
# triggering this code (or else the old digests can be manually
# removed from the Manifest).
missing_files = []
for myfile in distfiles_map:
myhashes = dist_hashes.get(myfile)
if not myhashes:
try:
st = os.stat(os.path.join(mysettings["DISTDIR"], myfile))
except OSError:
st = None
if st is None or st.st_size == 0:
missing_files.append(myfile)
continue
size = myhashes.get("size")
try:
st = os.stat(os.path.join(mysettings["DISTDIR"], myfile))
except OSError as e:
if e.errno != errno.ENOENT:
raise
del e
if size == 0:
missing_files.append(myfile)
continue
if required_hash_types.difference(myhashes):
missing_files.append(myfile)
continue
else:
if st.st_size == 0 or size is not None and size != st.st_size:
missing_files.append(myfile)
continue
if missing_files:
mytree = os.path.realpath(os.path.dirname(
os.path.dirname(mysettings["O"])))
fetch_settings = config(clone=mysettings)
debug = mysettings.get("PORTAGE_DEBUG") == "1"
for myfile in missing_files:
uris = set()
for cpv in distfiles_map[myfile]:
myebuild = os.path.join(mysettings["O"],
catsplit(cpv)[1] + ".ebuild")
# for RESTRICT=fetch, mirror, etc...
doebuild_environment(myebuild, "fetch",
mysettings["ROOT"], fetch_settings,
debug, 1, myportdb)
uris.update(myportdb.getFetchMap(
cpv, mytree=mytree)[myfile])
fetch_settings["A"] = myfile # for use by pkg_nofetch()
try:
st = os.stat(os.path.join(
mysettings["DISTDIR"],myfile))
except OSError:
st = None
if not fetch({myfile : uris}, fetch_settings):
writemsg(_("!!! Fetch failed for %s, can't update "
"Manifest\n") % myfile, noiselevel=-1)
if myfile in dist_hashes and \
st is not None and st.st_size > 0:
# stat result is obtained before calling fetch(),
# since fetch may rename the existing file if the
# digest does not match.
writemsg(_("!!! If you would like to "
"forcefully replace the existing "
"Manifest entry\n!!! for %s, use "
"the following command:\n") % myfile + \
"!!! " + colorize("INFORM",
"ebuild --force %s manifest" % \
os.path.basename(myebuild)) + "\n",
noiselevel=-1)
return 0
writemsg_stdout(_(">>> Creating Manifest for %s\n") % mysettings["O"])
try:
mf.create(assumeDistHashesSometimes=True,
assumeDistHashesAlways=(
"assume-digests" in mysettings.features))
except portage.exception.FileNotFound as e:
writemsg(_("!!! File %s doesn't exist, can't update "
"Manifest\n") % e, noiselevel=-1)
return 0
except portage.exception.PortagePackageException as e:
writemsg(("!!! %s\n") % (e,), noiselevel=-1)
return 0
try:
mf.write(sign=False)
except portage.exception.PermissionDenied as e:
writemsg(_("!!! Permission Denied: %s\n") % (e,), noiselevel=-1)
return 0
if "assume-digests" not in mysettings.features:
distlist = list(mf.fhashdict.get("DIST", {}))
distlist.sort()
auto_assumed = []
for filename in distlist:
if not os.path.exists(
os.path.join(mysettings["DISTDIR"], filename)):
auto_assumed.append(filename)
if auto_assumed:
mytree = os.path.realpath(
os.path.dirname(os.path.dirname(mysettings["O"])))
cp = os.path.sep.join(mysettings["O"].split(os.path.sep)[-2:])
pkgs = myportdb.cp_list(cp, mytree=mytree)
pkgs.sort()
writemsg_stdout(" digest.assumed" + portage.output.colorize("WARN",
str(len(auto_assumed)).rjust(18)) + "\n")
for pkg_key in pkgs:
fetchlist = myportdb.getFetchMap(pkg_key, mytree=mytree)
pv = pkg_key.split("/")[1]
for filename in auto_assumed:
if filename in fetchlist:
writemsg_stdout(
" %s::%s\n" % (pv, filename))
return 1
finally:
_doebuild_manifest_exempt_depend -= 1
def digestParseFile(myfilename, mysettings=None):
"""(filename) -- Parses a given file for entries matching:
<checksumkey> <checksum_hex_string> <filename> <filesize>
Ignores lines that don't start with a valid checksum identifier
and returns a dict with the filenames as keys and {checksumkey:checksum}
as the values.
DEPRECATED: this function is now only a compability wrapper for
portage.manifest.Manifest()."""
warnings.warn("portage.digestParseFile() is deprecated",
DeprecationWarning, stacklevel=2)
mysplit = myfilename.split(os.sep)
if mysplit[-2] == "files" and mysplit[-1].startswith("digest-"):
pkgdir = os.sep + os.sep.join(mysplit[:-2]).strip(os.sep)
elif mysplit[-1] == "Manifest":
pkgdir = os.sep + os.sep.join(mysplit[:-1]).strip(os.sep)
if mysettings is None:
global settings
mysettings = config(clone=settings)
return Manifest(pkgdir, mysettings["DISTDIR"]).getDigests()
def digestcheck(myfiles, mysettings, strict=0, justmanifest=0):
"""Verifies checksums. Assumes all files have been downloaded.
DEPRECATED: this is now only a compability wrapper for
portage.manifest.Manifest()."""
if mysettings.get("EBUILD_SKIP_MANIFEST") == "1":
return 1
pkgdir = mysettings["O"]
manifest_path = os.path.join(pkgdir, "Manifest")
if not os.path.exists(manifest_path):
writemsg(_("!!! Manifest file not found: '%s'\n") % manifest_path,
noiselevel=-1)
if strict:
return 0
else:
return 1
mf = Manifest(pkgdir, mysettings["DISTDIR"])
manifest_empty = True
for d in mf.fhashdict.values():
if d:
manifest_empty = False
break
if manifest_empty:
writemsg(_("!!! Manifest is empty: '%s'\n") % manifest_path,
noiselevel=-1)
if strict:
return 0
else:
return 1
eout = portage.output.EOutput()
eout.quiet = mysettings.get("PORTAGE_QUIET", None) == "1"
try:
if strict and "PORTAGE_PARALLEL_FETCHONLY" not in mysettings:
eout.ebegin(_("checking ebuild checksums ;-)"))
mf.checkTypeHashes("EBUILD")
eout.eend(0)
eout.ebegin(_("checking auxfile checksums ;-)"))
mf.checkTypeHashes("AUX")
eout.eend(0)
eout.ebegin(_("checking miscfile checksums ;-)"))
mf.checkTypeHashes("MISC", ignoreMissingFiles=True)
eout.eend(0)
for f in myfiles:
eout.ebegin(_("checking %s ;-)") % f)
ftype = mf.findFile(f)
if ftype is None:
raise KeyError(f)
mf.checkFileHashes(ftype, f)
eout.eend(0)
except KeyError as e:
eout.eend(1)
writemsg(_("\n!!! Missing digest for %s\n") % str(e), noiselevel=-1)
return 0
except portage.exception.FileNotFound as e:
eout.eend(1)
writemsg(_("\n!!! A file listed in the Manifest could not be found: %s\n") % str(e),
noiselevel=-1)
return 0
except portage.exception.DigestException as e:
eout.eend(1)
writemsg(_("\n!!! Digest verification failed:\n"), noiselevel=-1)
writemsg("!!! %s\n" % e.value[0], noiselevel=-1)
writemsg(_("!!! Reason: %s\n") % e.value[1], noiselevel=-1)
writemsg(_("!!! Got: %s\n") % e.value[2], noiselevel=-1)
writemsg(_("!!! Expected: %s\n") % e.value[3], noiselevel=-1)
return 0
# Make sure that all of the ebuilds are actually listed in the Manifest.
glep55 = 'parse-eapi-glep-55' in mysettings.features
for f in os.listdir(pkgdir):
pf = None
if glep55:
pf, eapi = _split_ebuild_name_glep55(f)
elif f[-7:] == '.ebuild':
pf = f[:-7]
if pf is not None and not mf.hasFile("EBUILD", f):
writemsg(_("!!! A file is not listed in the Manifest: '%s'\n") % \
os.path.join(pkgdir, f), noiselevel=-1)
if strict:
return 0
""" epatch will just grab all the patches out of a directory, so we have to
make sure there aren't any foreign files that it might grab."""
filesdir = os.path.join(pkgdir, "files")
for parent, dirs, files in os.walk(filesdir):
try:
parent = _unicode_decode(parent,
encoding=_encodings['fs'], errors='strict')
except UnicodeDecodeError:
parent = _unicode_decode(parent,
encoding=_encodings['fs'], errors='replace')
writemsg(_("!!! Path contains invalid "
"character(s) for encoding '%s': '%s'") \
% (_encodings['fs'], parent), noiselevel=-1)
if strict:
return 0
continue
for d in dirs:
d_bytes = d
try:
d = _unicode_decode(d,
encoding=_encodings['fs'], errors='strict')
except UnicodeDecodeError:
d = _unicode_decode(d,
encoding=_encodings['fs'], errors='replace')
writemsg(_("!!! Path contains invalid "
"character(s) for encoding '%s': '%s'") \
% (_encodings['fs'], os.path.join(parent, d)),
noiselevel=-1)
if strict:
return 0
dirs.remove(d_bytes)
continue
if d.startswith(".") or d == "CVS":
dirs.remove(d_bytes)
for f in files:
try:
f = _unicode_decode(f,
encoding=_encodings['fs'], errors='strict')
except UnicodeDecodeError:
f = _unicode_decode(f,
encoding=_encodings['fs'], errors='replace')
if f.startswith("."):
continue
f = os.path.join(parent, f)[len(filesdir) + 1:]
writemsg(_("!!! File name contains invalid "
"character(s) for encoding '%s': '%s'") \
% (_encodings['fs'], f), noiselevel=-1)
if strict:
return 0
continue
if f.startswith("."):
continue
f = os.path.join(parent, f)[len(filesdir) + 1:]
file_type = mf.findFile(f)
if file_type != "AUX" and not f.startswith("digest-"):
writemsg(_("!!! A file is not listed in the Manifest: '%s'\n") % \
os.path.join(filesdir, f), noiselevel=-1)
if strict:
return 0
return 1
# parse actionmap to spawn ebuild with the appropriate args
def spawnebuild(mydo, actionmap, mysettings, debug, alwaysdep=0,
logfile=None, fd_pipes=None, returnpid=False):
if not returnpid and \
(alwaysdep or "noauto" not in mysettings.features):
# process dependency first
if "dep" in actionmap[mydo]:
retval = spawnebuild(actionmap[mydo]["dep"], actionmap,
mysettings, debug, alwaysdep=alwaysdep, logfile=logfile,
fd_pipes=fd_pipes, returnpid=returnpid)
if retval:
return retval
eapi = mysettings["EAPI"]
if mydo == "configure" and eapi in ("0", "1"):
return os.EX_OK
if mydo == "prepare" and eapi in ("0", "1"):
return os.EX_OK
if mydo == "pretend" and eapi in ("0", "1", "2", "3", "3_pre2"):
return os.EX_OK
kwargs = actionmap[mydo]["args"]
mysettings["EBUILD_PHASE"] = mydo
_doebuild_exit_status_unlink(
mysettings.get("EBUILD_EXIT_STATUS_FILE"))
try:
phase_retval = spawn(actionmap[mydo]["cmd"] % mydo,
mysettings, debug=debug, logfile=logfile,
fd_pipes=fd_pipes, returnpid=returnpid, **kwargs)
finally:
mysettings["EBUILD_PHASE"] = ""
if returnpid:
return phase_retval
msg = _doebuild_exit_status_check(mydo, mysettings)
if msg:
if phase_retval == os.EX_OK:
phase_retval = 1
from textwrap import wrap
from portage.elog.messages import eerror
for l in wrap(msg, 72):
eerror(l, phase=mydo, key=mysettings.mycpv)
_post_phase_userpriv_perms(mysettings)
if mydo == "install":
out = StringIO()
_check_build_log(mysettings, out=out)
msg = _unicode_decode(out.getvalue(),
encoding=_encodings['content'], errors='replace')
if msg:
writemsg_stdout(msg, noiselevel=-1)
if logfile is not None:
try:
f = codecs.open(_unicode_encode(logfile,
encoding=_encodings['fs'], errors='strict'),
mode='a', encoding=_encodings['content'],
errors='replace')
except EnvironmentError:
pass
else:
f.write(msg)
f.close()
if phase_retval == os.EX_OK:
_post_src_install_chost_fix(mysettings)
phase_retval = _post_src_install_checks(mysettings)
if mydo == "test" and phase_retval != os.EX_OK and \
"test-fail-continue" in mysettings.features:
phase_retval = os.EX_OK
return phase_retval
_post_phase_cmds = {
"install" : [
"install_qa_check",
"install_symlink_html_docs"],
"preinst" : [
"preinst_bsdflags",
"preinst_sfperms",
"preinst_selinux_labels",
"preinst_suid_scan",
"preinst_mask"],
"postinst" : [
"postinst_bsdflags"]
}
def _post_phase_userpriv_perms(mysettings):
if "userpriv" in mysettings.features and secpass >= 2:
""" Privileged phases may have left files that need to be made
writable to a less privileged user."""
apply_recursive_permissions(mysettings["T"],
uid=portage_uid, gid=portage_gid, dirmode=0o70, dirmask=0,
filemode=0o60, filemask=0)
def _post_src_install_checks(mysettings):
_post_src_install_uid_fix(mysettings)
global _post_phase_cmds
retval = _spawn_misc_sh(mysettings, _post_phase_cmds["install"],
phase='internal_post_src_install')
if retval != os.EX_OK:
writemsg(_("!!! install_qa_check failed; exiting.\n"),
noiselevel=-1)
return retval
def _check_build_log(mysettings, out=None):
"""
Search the content of $PORTAGE_LOG_FILE if it exists
and generate the following QA Notices when appropriate:
* Automake "maintainer mode"
* command not found
* Unrecognized configure options
"""
logfile = mysettings.get("PORTAGE_LOG_FILE")
if logfile is None:
return
try:
f = codecs.open(_unicode_encode(logfile,
encoding=_encodings['fs'], errors='strict'),
mode='r', encoding=_encodings['content'], errors='replace')
except EnvironmentError:
return
am_maintainer_mode = []
bash_command_not_found = []
bash_command_not_found_re = re.compile(
r'(.*): line (\d*): (.*): command not found$')
command_not_found_exclude_re = re.compile(r'/configure: line ')
helper_missing_file = []
helper_missing_file_re = re.compile(
r'^!!! (do|new).*: .* does not exist$')
configure_opts_warn = []
configure_opts_warn_re = re.compile(
r'^configure: WARNING: [Uu]nrecognized options: ')
# Exclude output from dev-libs/yaz-3.0.47 which looks like this:
#
#Configuration:
# Automake: ${SHELL} /var/tmp/portage/dev-libs/yaz-3.0.47/work/yaz-3.0.47/config/missing --run automake-1.10
am_maintainer_mode_re = re.compile(r'/missing --run ')
am_maintainer_mode_exclude_re = \
re.compile(r'(/missing --run (autoheader|makeinfo)|^\s*Automake:\s)')
make_jobserver_re = \
re.compile(r'g?make\[\d+\]: warning: jobserver unavailable:')
make_jobserver = []
try:
for line in f:
if am_maintainer_mode_re.search(line) is not None and \
am_maintainer_mode_exclude_re.search(line) is None:
am_maintainer_mode.append(line.rstrip("\n"))
if bash_command_not_found_re.match(line) is not None and \
command_not_found_exclude_re.search(line) is None:
bash_command_not_found.append(line.rstrip("\n"))
if helper_missing_file_re.match(line) is not None:
helper_missing_file.append(line.rstrip("\n"))
if configure_opts_warn_re.match(line) is not None:
configure_opts_warn.append(line.rstrip("\n"))
if make_jobserver_re.match(line) is not None:
make_jobserver.append(line.rstrip("\n"))
finally:
f.close()
from portage.elog.messages import eqawarn
def _eqawarn(lines):
for line in lines:
eqawarn(line, phase="install", key=mysettings.mycpv, out=out)
from textwrap import wrap
wrap_width = 70
if am_maintainer_mode:
msg = [_("QA Notice: Automake \"maintainer mode\" detected:")]
msg.append("")
msg.extend("\t" + line for line in am_maintainer_mode)
msg.append("")
msg.extend(wrap(_(
"If you patch Makefile.am, "
"configure.in, or configure.ac then you "
"should use autotools.eclass and "
"eautomake or eautoreconf. Exceptions "
"are limited to system packages "
"for which it is impossible to run "
"autotools during stage building. "
"See http://www.gentoo.org/p"
"roj/en/qa/autofailure.xml for more information."),
wrap_width))
_eqawarn(msg)
if bash_command_not_found:
msg = [_("QA Notice: command not found:")]
msg.append("")
msg.extend("\t" + line for line in bash_command_not_found)
_eqawarn(msg)
if helper_missing_file:
msg = [_("QA Notice: file does not exist:")]
msg.append("")
msg.extend("\t" + line[4:] for line in helper_missing_file)
_eqawarn(msg)
if configure_opts_warn:
msg = [_("QA Notice: Unrecognized configure options:")]
msg.append("")
msg.extend("\t" + line for line in configure_opts_warn)
_eqawarn(msg)
if make_jobserver:
msg = [_("QA Notice: make jobserver unavailable:")]
msg.append("")
msg.extend("\t" + line for line in make_jobserver)
_eqawarn(msg)
def _post_src_install_chost_fix(settings):
"""
It's possible that the ebuild has changed the
CHOST variable, so revert it to the initial
setting.
"""
if settings.get('CATEGORY') == 'virtual':
return
chost = settings.get('CHOST')
if chost:
write_atomic(os.path.join(settings['PORTAGE_BUILDDIR'],
'build-info', 'CHOST'), chost + '\n')
_vdb_use_conditional_keys = ('DEPEND', 'LICENSE', 'PDEPEND',
'PROPERTIES', 'PROVIDE', 'RDEPEND', 'RESTRICT',)
_vdb_use_conditional_atoms = frozenset(['DEPEND', 'PDEPEND', 'RDEPEND'])
def _post_src_install_uid_fix(mysettings, out=None):
"""
Files in $D with user and group bits that match the "portage"
user or group are automatically mapped to PORTAGE_INST_UID and
PORTAGE_INST_GID if necessary. The chown system call may clear
S_ISUID and S_ISGID bits, so those bits are restored if
necessary.
"""
os = _os_merge
inst_uid = int(mysettings["PORTAGE_INST_UID"])
inst_gid = int(mysettings["PORTAGE_INST_GID"])
if bsd_chflags:
# Temporarily remove all of the flags in order to avoid EPERM errors.
os.system("mtree -c -p %s -k flags > %s" % \
(_shell_quote(mysettings["D"]),
_shell_quote(os.path.join(mysettings["T"], "bsdflags.mtree"))))
os.system("chflags -R noschg,nouchg,nosappnd,nouappnd %s" % \
(_shell_quote(mysettings["D"]),))
os.system("chflags -R nosunlnk,nouunlnk %s 2>/dev/null" % \
(_shell_quote(mysettings["D"]),))
destdir = mysettings["D"]
unicode_errors = []
while True:
unicode_error = False
size = 0
counted_inodes = set()
for parent, dirs, files in os.walk(destdir):
try:
parent = _unicode_decode(parent,
encoding=_encodings['merge'], errors='strict')
except UnicodeDecodeError:
new_parent = _unicode_decode(parent,
encoding=_encodings['merge'], errors='replace')
new_parent = _unicode_encode(new_parent,
encoding=_encodings['merge'], errors='backslashreplace')
new_parent = _unicode_decode(new_parent,
encoding=_encodings['merge'], errors='replace')
os.rename(parent, new_parent)
unicode_error = True
unicode_errors.append(new_parent[len(destdir):])
break
for fname in chain(dirs, files):
try:
fname = _unicode_decode(fname,
encoding=_encodings['merge'], errors='strict')
except UnicodeDecodeError:
fpath = _os.path.join(
parent.encode(_encodings['merge']), fname)
new_fname = _unicode_decode(fname,
encoding=_encodings['merge'], errors='replace')
new_fname = _unicode_encode(new_fname,
encoding=_encodings['merge'], errors='backslashreplace')
new_fname = _unicode_decode(new_fname,
encoding=_encodings['merge'], errors='replace')
new_fpath = os.path.join(parent, new_fname)
os.rename(fpath, new_fpath)
unicode_error = True
unicode_errors.append(new_fpath[len(destdir):])
fname = new_fname
fpath = new_fpath
else:
fpath = os.path.join(parent, fname)
mystat = os.lstat(fpath)
if stat.S_ISREG(mystat.st_mode) and \
mystat.st_ino not in counted_inodes:
counted_inodes.add(mystat.st_ino)
size += mystat.st_size
if mystat.st_uid != portage_uid and \
mystat.st_gid != portage_gid:
continue
myuid = -1
mygid = -1
if mystat.st_uid == portage_uid:
myuid = inst_uid
if mystat.st_gid == portage_gid:
mygid = inst_gid
apply_secpass_permissions(
_unicode_encode(fpath, encoding=_encodings['merge']),
uid=myuid, gid=mygid,
mode=mystat.st_mode, stat_cached=mystat,
follow_links=False)
if unicode_error:
break
if not unicode_error:
break
if unicode_errors:
from portage.elog.messages import eerror
for l in _merge_unicode_error(unicode_errors):
eerror(l, phase='install', key=mysettings.mycpv, out=out)
build_info_dir = os.path.join(mysettings['PORTAGE_BUILDDIR'],
'build-info')
codecs.open(_unicode_encode(os.path.join(build_info_dir,
'SIZE'), encoding=_encodings['fs'], errors='strict'),
'w', encoding=_encodings['repo.content'],
errors='strict').write(str(size) + '\n')
codecs.open(_unicode_encode(os.path.join(build_info_dir,
'BUILD_TIME'), encoding=_encodings['fs'], errors='strict'),
'w', encoding=_encodings['repo.content'],
errors='strict').write(str(int(time.time())) + '\n')
use = frozenset(mysettings['PORTAGE_USE'].split())
for k in _vdb_use_conditional_keys:
v = mysettings.configdict['pkg'].get(k)
if v is None:
continue
v = dep.paren_reduce(v)
v = dep.use_reduce(v, uselist=use)
v = dep.paren_normalize(v)
v = dep.paren_enclose(v)
if not v:
continue
if v in _vdb_use_conditional_atoms:
v_split = []
for x in v.split():
try:
x = dep.Atom(x)
except exception.InvalidAtom:
v_split.append(x)
else:
v_split.append(str(x.evaluate_conditionals(use)))
v = ' '.join(v_split)
codecs.open(_unicode_encode(os.path.join(build_info_dir,
k), encoding=_encodings['fs'], errors='strict'),
mode='w', encoding=_encodings['repo.content'],
errors='strict').write(v + '\n')
if bsd_chflags:
# Restore all of the flags saved above.
os.system("mtree -e -p %s -U -k flags < %s > /dev/null" % \
(_shell_quote(mysettings["D"]),
_shell_quote(os.path.join(mysettings["T"], "bsdflags.mtree"))))
def _merge_unicode_error(errors):
from textwrap import wrap
lines = []
msg = _("This package installs one or more file names containing "
"characters that do not match your current locale "
"settings. The current setting for filesystem encoding is '%s'.") \
% _encodings['merge']
lines.extend(wrap(msg, 72))
lines.append("")
errors.sort()
lines.extend("\t" + x for x in errors)
lines.append("")
if _encodings['merge'].lower().replace('_', '').replace('-', '') != 'utf8':
msg = _("For best results, UTF-8 encoding is recommended. See "
"the Gentoo Linux Localization Guide for instructions "
"about how to configure your locale for UTF-8 encoding:")
lines.extend(wrap(msg, 72))
lines.append("")
lines.append("\t" + \
"http://www.gentoo.org/doc/en/guide-localization.xml")
lines.append("")
return lines
def _post_pkg_preinst_cmd(mysettings):
"""
Post phase logic and tasks that have been factored out of
ebuild.sh. Call preinst_mask last so that INSTALL_MASK can
can be used to wipe out any gmon.out files created during
previous functions (in case any tools were built with -pg
in CFLAGS).
"""
portage_bin_path = mysettings["PORTAGE_BIN_PATH"]
misc_sh_binary = os.path.join(portage_bin_path,
os.path.basename(MISC_SH_BINARY))
mysettings["EBUILD_PHASE"] = ""
global _post_phase_cmds
myargs = [_shell_quote(misc_sh_binary)] + _post_phase_cmds["preinst"]
return myargs
def _post_pkg_postinst_cmd(mysettings):
"""
Post phase logic and tasks that have been factored out of
build.sh.
"""
portage_bin_path = mysettings["PORTAGE_BIN_PATH"]
misc_sh_binary = os.path.join(portage_bin_path,
os.path.basename(MISC_SH_BINARY))
mysettings["EBUILD_PHASE"] = ""
global _post_phase_cmds
myargs = [_shell_quote(misc_sh_binary)] + _post_phase_cmds["postinst"]
return myargs
def _spawn_misc_sh(mysettings, commands, phase=None, **kwargs):
"""
@param mysettings: the ebuild config
@type mysettings: config
@param commands: a list of function names to call in misc-functions.sh
@type commands: list
@rtype: int
@returns: the return value from the spawn() call
"""
# Note: PORTAGE_BIN_PATH may differ from the global
# constant when portage is reinstalling itself.
portage_bin_path = mysettings["PORTAGE_BIN_PATH"]
misc_sh_binary = os.path.join(portage_bin_path,
os.path.basename(MISC_SH_BINARY))
mycommand = " ".join([_shell_quote(misc_sh_binary)] + commands)
_doebuild_exit_status_unlink(
mysettings.get("EBUILD_EXIT_STATUS_FILE"))
debug = mysettings.get("PORTAGE_DEBUG") == "1"
logfile = mysettings.get("PORTAGE_LOG_FILE")
mysettings.pop("EBUILD_PHASE", None)
try:
rval = spawn(mycommand, mysettings, debug=debug,
logfile=logfile, **kwargs)
finally:
pass
msg = _doebuild_exit_status_check(phase, mysettings)
if msg:
if rval == os.EX_OK:
rval = 1
from textwrap import wrap
from portage.elog.messages import eerror
for l in wrap(msg, 72):
eerror(l, phase=mydo, key=mysettings.mycpv)
return rval
_testing_eapis = frozenset()
_deprecated_eapis = frozenset(["3_pre2", "3_pre1", "2_pre3", "2_pre2", "2_pre1"])
def _eapi_is_deprecated(eapi):
return eapi in _deprecated_eapis
def eapi_is_supported(eapi):
if not isinstance(eapi, basestring):
# Only call str() when necessary since with python2 it
# can trigger UnicodeEncodeError if EAPI is corrupt.
eapi = str(eapi)
eapi = eapi.strip()
if _eapi_is_deprecated(eapi):
return True
if eapi in _testing_eapis:
return True
try:
eapi = int(eapi)
except ValueError:
eapi = -1
if eapi < 0:
return False
return eapi <= portage.const.EAPI
# Generally, it's best not to assume that cache entries for unsupported EAPIs
# can be validated. However, the current package manager specification does not
# guarantee that the EAPI can be parsed without sourcing the ebuild, so
# it's too costly to discard existing cache entries for unsupported EAPIs.
# Therefore, by default, assume that cache entries for unsupported EAPIs can be
# validated. If FEATURES=parse-eapi-* is enabled, this assumption is discarded
# since the EAPI can be determined without the incurring the cost of sourcing
# the ebuild.
_validate_cache_for_unsupported_eapis = True
_parse_eapi_ebuild_head_re = re.compile(r'^EAPI=[\'"]?([^\'"#]*)')
_parse_eapi_ebuild_head_max_lines = 30
def _parse_eapi_ebuild_head(f):
count = 0
for line in f:
m = _parse_eapi_ebuild_head_re.match(line)
if m is not None:
return m.group(1).strip()
count += 1
if count >= _parse_eapi_ebuild_head_max_lines:
break
return '0'
# True when FEATURES=parse-eapi-glep-55 is enabled.
_glep_55_enabled = False
_split_ebuild_name_glep55_re = re.compile(r'^(.*)\.ebuild(-([^.]+))?$')
def _split_ebuild_name_glep55(name):
"""
@returns: (pkg-ver-rev, eapi)
"""
m = _split_ebuild_name_glep55_re.match(name)
if m is None:
return (None, None)
return (m.group(1), m.group(3))
def doebuild_environment(myebuild, mydo, myroot, mysettings, debug, use_cache, mydbapi):
ebuild_path = os.path.abspath(myebuild)
pkg_dir = os.path.dirname(ebuild_path)
if "CATEGORY" in mysettings.configdict["pkg"]:
cat = mysettings.configdict["pkg"]["CATEGORY"]
else:
cat = os.path.basename(normalize_path(os.path.join(pkg_dir, "..")))
eapi = None
if 'parse-eapi-glep-55' in mysettings.features:
mypv, eapi = portage._split_ebuild_name_glep55(
os.path.basename(myebuild))
else:
mypv = os.path.basename(ebuild_path)[:-7]
mycpv = cat+"/"+mypv
mysplit = versions._pkgsplit(mypv)
if mysplit is None:
raise portage.exception.IncorrectParameter(
_("Invalid ebuild path: '%s'") % myebuild)
# Make a backup of PORTAGE_TMPDIR prior to calling config.reset()
# so that the caller can override it.
tmpdir = mysettings["PORTAGE_TMPDIR"]
if mydo == 'depend':
if mycpv != mysettings.mycpv:
# Don't pass in mydbapi here since the resulting aux_get
# call would lead to infinite 'depend' phase recursion.
mysettings.setcpv(mycpv)
else:
# If IUSE isn't in configdict['pkg'], it means that setcpv()
# hasn't been called with the mydb argument, so we have to
# call it here (portage code always calls setcpv properly,
# but api consumers might not).
if mycpv != mysettings.mycpv or \
'IUSE' not in mysettings.configdict['pkg']:
# Reload env.d variables and reset any previous settings.
mysettings.reload()
mysettings.reset()
mysettings.setcpv(mycpv, mydb=mydbapi)
# config.reset() might have reverted a change made by the caller,
# so restore it to it's original value.
mysettings["PORTAGE_TMPDIR"] = tmpdir
mysettings.pop("EBUILD_PHASE", None) # remove from backupenv
mysettings["EBUILD_PHASE"] = mydo
mysettings["PORTAGE_MASTER_PID"] = str(os.getpid())
# We are disabling user-specific bashrc files.
mysettings["BASH_ENV"] = INVALID_ENV_FILE
if debug: # Otherwise it overrides emerge's settings.
# We have no other way to set debug... debug can't be passed in
# due to how it's coded... Don't overwrite this so we can use it.
mysettings["PORTAGE_DEBUG"] = "1"
mysettings["EBUILD"] = ebuild_path
mysettings["O"] = pkg_dir
mysettings.configdict["pkg"]["CATEGORY"] = cat
mysettings["FILESDIR"] = pkg_dir+"/files"
mysettings["PF"] = mypv
if hasattr(mydbapi, '_repo_info'):
mytree = os.path.dirname(os.path.dirname(pkg_dir))
repo_info = mydbapi._repo_info[mytree]
mysettings['PORTDIR'] = repo_info.portdir
mysettings['PORTDIR_OVERLAY'] = repo_info.portdir_overlay
mysettings["PORTDIR"] = os.path.realpath(mysettings["PORTDIR"])
mysettings["DISTDIR"] = os.path.realpath(mysettings["DISTDIR"])
mysettings["RPMDIR"] = os.path.realpath(mysettings["RPMDIR"])
mysettings["ECLASSDIR"] = mysettings["PORTDIR"]+"/eclass"
mysettings["SANDBOX_LOG"] = mycpv.replace("/", "_-_")
mysettings["PROFILE_PATHS"] = "\n".join(mysettings.profiles)
mysettings["P"] = mysplit[0]+"-"+mysplit[1]
mysettings["PN"] = mysplit[0]
mysettings["PV"] = mysplit[1]
mysettings["PR"] = mysplit[2]
if portage.util.noiselimit < 0:
mysettings["PORTAGE_QUIET"] = "1"
if mydo == 'depend' and \
'EAPI' not in mysettings.configdict['pkg']:
if eapi is not None:
# From parse-eapi-glep-55 above.
pass
elif 'parse-eapi-ebuild-head' in mysettings.features:
eapi = _parse_eapi_ebuild_head(
codecs.open(_unicode_encode(ebuild_path,
encoding=_encodings['fs'], errors='strict'),
mode='r', encoding=_encodings['content'], errors='replace'))
if eapi is not None:
if not eapi_is_supported(eapi):
raise portage.exception.UnsupportedAPIException(mycpv, eapi)
mysettings.configdict['pkg']['EAPI'] = eapi
if mydo != "depend":
# Metadata vars such as EAPI and RESTRICT are
# set by the above config.setcpv() call.
eapi = mysettings["EAPI"]
if not eapi_is_supported(eapi):
# can't do anything with this.
raise portage.exception.UnsupportedAPIException(mycpv, eapi)
if mysplit[2] == "r0":
mysettings["PVR"]=mysplit[1]
else:
mysettings["PVR"]=mysplit[1]+"-"+mysplit[2]
if "PATH" in mysettings:
mysplit=mysettings["PATH"].split(":")
else:
mysplit=[]
# Note: PORTAGE_BIN_PATH may differ from the global constant
# when portage is reinstalling itself.
portage_bin_path = mysettings["PORTAGE_BIN_PATH"]
if portage_bin_path not in mysplit:
mysettings["PATH"] = portage_bin_path + ":" + mysettings["PATH"]
# Sandbox needs cannonical paths.
mysettings["PORTAGE_TMPDIR"] = os.path.realpath(
mysettings["PORTAGE_TMPDIR"])
mysettings["BUILD_PREFIX"] = mysettings["PORTAGE_TMPDIR"]+"/portage"
mysettings["PKG_TMPDIR"] = mysettings["PORTAGE_TMPDIR"]+"/binpkgs"
# Package {pre,post}inst and {pre,post}rm may overlap, so they must have separate
# locations in order to prevent interference.
if mydo in ("unmerge", "prerm", "postrm", "cleanrm"):
mysettings["PORTAGE_BUILDDIR"] = os.path.join(
mysettings["PKG_TMPDIR"],
mysettings["CATEGORY"], mysettings["PF"])
else:
mysettings["PORTAGE_BUILDDIR"] = os.path.join(
mysettings["BUILD_PREFIX"],
mysettings["CATEGORY"], mysettings["PF"])
mysettings["HOME"] = os.path.join(mysettings["PORTAGE_BUILDDIR"], "homedir")
mysettings["WORKDIR"] = os.path.join(mysettings["PORTAGE_BUILDDIR"], "work")
mysettings["D"] = os.path.join(mysettings["PORTAGE_BUILDDIR"], "image") + os.sep
mysettings["T"] = os.path.join(mysettings["PORTAGE_BUILDDIR"], "temp")
# Prefix forward compatability
mysettings["ED"] = mysettings["D"]
mysettings["PORTAGE_BASHRC"] = os.path.join(
mysettings["PORTAGE_CONFIGROOT"], EBUILD_SH_ENV_FILE)
mysettings["EBUILD_EXIT_STATUS_FILE"] = os.path.join(
mysettings["PORTAGE_BUILDDIR"], ".exit_status")
#set up KV variable -- DEP SPEEDUP :: Don't waste time. Keep var persistent.
if eapi not in ('0', '1', '2', '3', '3_pre2'):
# Discard KV for EAPIs that don't support it. Cache KV is restored
# from the backupenv whenever config.reset() is called.
mysettings.pop('KV', None)
elif mydo != 'depend' and 'KV' not in mysettings and \
mydo in ('compile', 'config', 'configure', 'info',
'install', 'nofetch', 'postinst', 'postrm', 'preinst',
'prepare', 'prerm', 'setup', 'test', 'unpack'):
mykv,err1=ExtractKernelVersion(os.path.join(myroot, "usr/src/linux"))
if mykv:
# Regular source tree
mysettings["KV"]=mykv
else:
mysettings["KV"]=""
mysettings.backup_changes("KV")
# Allow color.map to control colors associated with einfo, ewarn, etc...
mycolors = []
for c in ("GOOD", "WARN", "BAD", "HILITE", "BRACKET"):
mycolors.append("%s=$'%s'" % \
(c, portage.output.style_to_ansi_code(c)))
mysettings["PORTAGE_COLORMAP"] = "\n".join(mycolors)
def prepare_build_dirs(myroot, mysettings, cleanup):
clean_dirs = [mysettings["HOME"]]
# We enable cleanup when we want to make sure old cruft (such as the old
# environment) doesn't interfere with the current phase.
if cleanup:
clean_dirs.append(mysettings["T"])
for clean_dir in clean_dirs:
try:
shutil.rmtree(clean_dir)
except OSError as oe:
if errno.ENOENT == oe.errno:
pass
elif errno.EPERM == oe.errno:
writemsg("%s\n" % oe, noiselevel=-1)
writemsg(_("Operation Not Permitted: rmtree('%s')\n") % \
clean_dir, noiselevel=-1)
return 1
else:
raise
def makedirs(dir_path):
try:
os.makedirs(dir_path)
except OSError as oe:
if errno.EEXIST == oe.errno:
pass
elif errno.EPERM == oe.errno:
writemsg("%s\n" % oe, noiselevel=-1)
writemsg(_("Operation Not Permitted: makedirs('%s')\n") % \
dir_path, noiselevel=-1)
return False
else:
raise
return True
mysettings["PKG_LOGDIR"] = os.path.join(mysettings["T"], "logging")
mydirs = [os.path.dirname(mysettings["PORTAGE_BUILDDIR"])]
mydirs.append(os.path.dirname(mydirs[-1]))
try:
for mydir in mydirs:
portage.util.ensure_dirs(mydir)
portage.util.apply_secpass_permissions(mydir,
gid=portage_gid, uid=portage_uid, mode=0o70, mask=0)
for dir_key in ("PORTAGE_BUILDDIR", "HOME", "PKG_LOGDIR", "T"):
"""These directories don't necessarily need to be group writable.
However, the setup phase is commonly run as a privileged user prior
to the other phases being run by an unprivileged user. Currently,
we use the portage group to ensure that the unprivleged user still
has write access to these directories in any case."""
portage.util.ensure_dirs(mysettings[dir_key], mode=0o775)
portage.util.apply_secpass_permissions(mysettings[dir_key],
uid=portage_uid, gid=portage_gid)
except portage.exception.PermissionDenied as e:
writemsg(_("Permission Denied: %s\n") % str(e), noiselevel=-1)
return 1
except portage.exception.OperationNotPermitted as e:
writemsg(_("Operation Not Permitted: %s\n") % str(e), noiselevel=-1)
return 1
except portage.exception.FileNotFound as e:
writemsg(_("File Not Found: '%s'\n") % str(e), noiselevel=-1)
return 1
# Reset state for things like noauto and keepwork in FEATURES.
for x in ('.die_hooks',):
try:
os.unlink(os.path.join(mysettings['PORTAGE_BUILDDIR'], x))
except OSError:
pass
_prepare_workdir(mysettings)
if mysettings.get('EBUILD_PHASE') != 'fetch':
# Avoid spurious permissions adjustments when fetching with
# a temporary PORTAGE_TMPDIR setting (for fetchonly).
_prepare_features_dirs(mysettings)
def _adjust_perms_msg(settings, msg):
def write(msg):
writemsg(msg, noiselevel=-1)
background = settings.get("PORTAGE_BACKGROUND") == "1"
log_path = settings.get("PORTAGE_LOG_FILE")
log_file = None
if background and log_path is not None:
try:
log_file = codecs.open(_unicode_encode(log_path,
encoding=_encodings['fs'], errors='strict'),
mode='a', encoding=_encodings['content'], errors='replace')
except IOError:
def write(msg):
pass
else:
def write(msg):
log_file.write(_unicode_decode(msg))
log_file.flush()
try:
write(msg)
finally:
if log_file is not None:
log_file.close()
def _prepare_features_dirs(mysettings):
features_dirs = {
"ccache":{
"path_dir": "/usr/lib/ccache/bin",
"basedir_var":"CCACHE_DIR",
"default_dir":os.path.join(mysettings["PORTAGE_TMPDIR"], "ccache"),
"always_recurse":False},
"distcc":{
"path_dir": "/usr/lib/distcc/bin",
"basedir_var":"DISTCC_DIR",
"default_dir":os.path.join(mysettings["BUILD_PREFIX"], ".distcc"),
"subdirs":("lock", "state"),
"always_recurse":True}
}
dirmode = 0o2070
filemode = 0o60
modemask = 0o2
restrict = mysettings.get("PORTAGE_RESTRICT","").split()
from portage.data import secpass
droppriv = secpass >= 2 and \
"userpriv" in mysettings.features and \
"userpriv" not in restrict
for myfeature, kwargs in features_dirs.items():
if myfeature in mysettings.features:
failure = False
basedir = mysettings.get(kwargs["basedir_var"])
if basedir is None or not basedir.strip():
basedir = kwargs["default_dir"]
mysettings[kwargs["basedir_var"]] = basedir
try:
path_dir = kwargs["path_dir"]
if not os.path.isdir(path_dir):
raise portage.exception.DirectoryNotFound(path_dir)
mydirs = [mysettings[kwargs["basedir_var"]]]
if "subdirs" in kwargs:
for subdir in kwargs["subdirs"]:
mydirs.append(os.path.join(basedir, subdir))
for mydir in mydirs:
modified = portage.util.ensure_dirs(mydir)
# Generally, we only want to apply permissions for
# initial creation. Otherwise, we don't know exactly what
# permissions the user wants, so should leave them as-is.
droppriv_fix = False
if droppriv:
st = os.stat(mydir)
if st.st_gid != portage_gid or \
not dirmode == (stat.S_IMODE(st.st_mode) & dirmode):
droppriv_fix = True
if not droppriv_fix:
# Check permissions of files in the directory.
for filename in os.listdir(mydir):
try:
subdir_st = os.lstat(
os.path.join(mydir, filename))
except OSError:
continue
if subdir_st.st_gid != portage_gid or \
((stat.S_ISDIR(subdir_st.st_mode) and \
not dirmode == (stat.S_IMODE(subdir_st.st_mode) & dirmode))):
droppriv_fix = True
break
if droppriv_fix:
_adjust_perms_msg(mysettings,
colorize("WARN", " * ") + \
_("Adjusting permissions "
"for FEATURES=userpriv: '%s'\n") % mydir)
elif modified:
_adjust_perms_msg(mysettings,
colorize("WARN", " * ") + \
_("Adjusting permissions "
"for FEATURES=%s: '%s'\n") % (myfeature, mydir))
if modified or kwargs["always_recurse"] or droppriv_fix:
def onerror(e):
raise # The feature is disabled if a single error
# occurs during permissions adjustment.
if not apply_recursive_permissions(mydir,
gid=portage_gid, dirmode=dirmode, dirmask=modemask,
filemode=filemode, filemask=modemask, onerror=onerror):
raise portage.exception.OperationNotPermitted(
_("Failed to apply recursive permissions for the portage group."))
except portage.exception.DirectoryNotFound as e:
failure = True
writemsg(_("\n!!! Directory does not exist: '%s'\n") % \
(e,), noiselevel=-1)
writemsg(_("!!! Disabled FEATURES='%s'\n") % myfeature,
noiselevel=-1)
except portage.exception.PortageException as e:
failure = True
writemsg("\n!!! %s\n" % str(e), noiselevel=-1)
writemsg(_("!!! Failed resetting perms on %s='%s'\n") % \
(kwargs["basedir_var"], basedir), noiselevel=-1)
writemsg(_("!!! Disabled FEATURES='%s'\n") % myfeature,
noiselevel=-1)
if failure:
mysettings.features.remove(myfeature)
mysettings['FEATURES'] = ' '.join(sorted(mysettings.features))
time.sleep(5)
def _prepare_workdir(mysettings):
workdir_mode = 0o700
try:
mode = mysettings["PORTAGE_WORKDIR_MODE"]
if mode.isdigit():
parsed_mode = int(mode, 8)
elif mode == "":
raise KeyError()
else:
raise ValueError()
if parsed_mode & 0o7777 != parsed_mode:
raise ValueError("Invalid file mode: %s" % mode)
else:
workdir_mode = parsed_mode
except KeyError as e:
writemsg(_("!!! PORTAGE_WORKDIR_MODE is unset, using %s.\n") % oct(workdir_mode))
except ValueError as e:
if len(str(e)) > 0:
writemsg("%s\n" % e)
writemsg(_("!!! Unable to parse PORTAGE_WORKDIR_MODE='%s', using %s.\n") % \
(mysettings["PORTAGE_WORKDIR_MODE"], oct(workdir_mode)))
mysettings["PORTAGE_WORKDIR_MODE"] = oct(workdir_mode).replace('o', '')
try:
apply_secpass_permissions(mysettings["WORKDIR"],
uid=portage_uid, gid=portage_gid, mode=workdir_mode)
except portage.exception.FileNotFound:
pass # ebuild.sh will create it
if mysettings.get("PORT_LOGDIR", "") == "":
while "PORT_LOGDIR" in mysettings:
del mysettings["PORT_LOGDIR"]
if "PORT_LOGDIR" in mysettings:
try:
modified = portage.util.ensure_dirs(mysettings["PORT_LOGDIR"])
if modified:
apply_secpass_permissions(mysettings["PORT_LOGDIR"],
uid=portage_uid, gid=portage_gid, mode=0o2770)
except portage.exception.PortageException as e:
writemsg("!!! %s\n" % str(e), noiselevel=-1)
writemsg(_("!!! Permission issues with PORT_LOGDIR='%s'\n") % \
mysettings["PORT_LOGDIR"], noiselevel=-1)
writemsg(_("!!! Disabling logging.\n"), noiselevel=-1)
while "PORT_LOGDIR" in mysettings:
del mysettings["PORT_LOGDIR"]
if "PORT_LOGDIR" in mysettings and \
os.access(mysettings["PORT_LOGDIR"], os.W_OK):
logid_path = os.path.join(mysettings["PORTAGE_BUILDDIR"], ".logid")
if not os.path.exists(logid_path):
open(_unicode_encode(logid_path), 'w')
logid_time = _unicode_decode(time.strftime("%Y%m%d-%H%M%S",
time.gmtime(os.stat(logid_path).st_mtime)),
encoding=_encodings['content'], errors='replace')
if "split-log" in mysettings.features:
mysettings["PORTAGE_LOG_FILE"] = os.path.join(
mysettings["PORT_LOGDIR"], "build", "%s/%s:%s.log" % \
(mysettings["CATEGORY"], mysettings["PF"], logid_time))
else:
mysettings["PORTAGE_LOG_FILE"] = os.path.join(
mysettings["PORT_LOGDIR"], "%s:%s:%s.log" % \
(mysettings["CATEGORY"], mysettings["PF"], logid_time))
util.ensure_dirs(os.path.dirname(mysettings["PORTAGE_LOG_FILE"]))
else:
# NOTE: When sesandbox is enabled, the local SELinux security policies
# may not allow output to be piped out of the sesandbox domain. The
# current policy will allow it to work when a pty is available, but
# not through a normal pipe. See bug #162404.
mysettings["PORTAGE_LOG_FILE"] = os.path.join(
mysettings["T"], "build.log")
def _doebuild_exit_status_check(mydo, settings):
"""
Returns an error string if the shell appeared
to exit unsuccessfully, None otherwise.
"""
exit_status_file = settings.get("EBUILD_EXIT_STATUS_FILE")
if not exit_status_file or \
os.path.exists(exit_status_file):
return None
msg = _("The ebuild phase '%s' has exited "
"unexpectedly. This type of behavior "
"is known to be triggered "
"by things such as failed variable "
"assignments (bug #190128) or bad substitution "
"errors (bug #200313). Normally, before exiting, bash should "
"have displayed an error message above. If bash did not "
"produce an error message above, it's possible "
"that the ebuild has called `exit` when it "
"should have called `die` instead. This behavior may also "
"be triggered by a corrupt bash binary or a hardware "
"problem such as memory or cpu malfunction. If the problem is not "
"reproducible or it appears to occur randomly, then it is likely "
"to be triggered by a hardware problem. "
"If you suspect a hardware problem then you should "
"try some basic hardware diagnostics such as memtest. "
"Please do not report this as a bug unless it is consistently "
"reproducible and you are sure that your bash binary and hardware "
"are functioning properly.") % mydo
return msg
def _doebuild_exit_status_check_and_log(settings, mydo, retval):
msg = _doebuild_exit_status_check(mydo, settings)
if msg:
if retval == os.EX_OK:
retval = 1
from textwrap import wrap
from portage.elog.messages import eerror
for l in wrap(msg, 72):
eerror(l, phase=mydo, key=settings.mycpv)
return retval
def _doebuild_exit_status_unlink(exit_status_file):
"""
Double check to make sure it really doesn't exist
and raise an OSError if it still does (it shouldn't).
OSError if necessary.
"""
if not exit_status_file:
return
try:
os.unlink(exit_status_file)
except OSError:
pass
if os.path.exists(exit_status_file):
os.unlink(exit_status_file)
_doebuild_manifest_exempt_depend = 0
_doebuild_manifest_cache = None
_doebuild_broken_ebuilds = set()
_doebuild_broken_manifests = set()
def doebuild(myebuild, mydo, myroot, mysettings, debug=0, listonly=0,
fetchonly=0, cleanup=0, dbkey=None, use_cache=1, fetchall=0, tree=None,
mydbapi=None, vartree=None, prev_mtimes=None,
fd_pipes=None, returnpid=False):
"""
Wrapper function that invokes specific ebuild phases through the spawning
of ebuild.sh
@param myebuild: name of the ebuild to invoke the phase on (CPV)
@type myebuild: String
@param mydo: Phase to run
@type mydo: String
@param myroot: $ROOT (usually '/', see man make.conf)
@type myroot: String
@param mysettings: Portage Configuration
@type mysettings: instance of portage.config
@param debug: Turns on various debug information (eg, debug for spawn)
@type debug: Boolean
@param listonly: Used to wrap fetch(); passed such that fetch only lists files required.
@type listonly: Boolean
@param fetchonly: Used to wrap fetch(); passed such that files are only fetched (no other actions)
@type fetchonly: Boolean
@param cleanup: Passed to prepare_build_dirs (TODO: what does it do?)
@type cleanup: Boolean
@param dbkey: A dict (usually keys and values from the depend phase, such as KEYWORDS, USE, etc..)
@type dbkey: Dict or String
@param use_cache: Enables the cache
@type use_cache: Boolean
@param fetchall: Used to wrap fetch(), fetches all URIs (even ones invalid due to USE conditionals)
@type fetchall: Boolean
@param tree: Which tree to use ('vartree','porttree','bintree', etc..), defaults to 'porttree'
@type tree: String
@param mydbapi: a dbapi instance to pass to various functions; this should be a portdbapi instance.
@type mydbapi: portdbapi instance
@param vartree: A instance of vartree; used for aux_get calls, defaults to db[myroot]['vartree']
@type vartree: vartree instance
@param prev_mtimes: A dict of { filename:mtime } keys used by merge() to do config_protection
@type prev_mtimes: dictionary
@param fd_pipes: A dict of mapping for pipes, { '0': stdin, '1': stdout }
for example.
@type fd_pipes: Dictionary
@param returnpid: Return a list of process IDs for a successful spawn, or
an integer value if spawn is unsuccessful. NOTE: This requires the
caller clean up all returned PIDs.
@type returnpid: Boolean
@rtype: Boolean
@returns:
1. 0 for success
2. 1 for error
Most errors have an accompanying error message.
listonly and fetchonly are only really necessary for operations involving 'fetch'
prev_mtimes are only necessary for merge operations.
Other variables may not be strictly required, many have defaults that are set inside of doebuild.
"""
if not tree:
writemsg("Warning: tree not specified to doebuild\n")
tree = "porttree"
global db
# chunked out deps for each phase, so that ebuild binary can use it
# to collapse targets down.
actionmap_deps={
"setup": [],
"unpack": ["setup"],
"prepare": ["unpack"],
"configure": ["prepare"],
"compile":["configure"],
"test": ["compile"],
"install":["test"],
"rpm": ["install"],
"package":["install"],
}
if mydbapi is None:
mydbapi = db[myroot][tree].dbapi
if vartree is None and mydo in ("merge", "qmerge", "unmerge"):
vartree = db[myroot]["vartree"]
features = mysettings.features
noauto = "noauto" in features
from portage.data import secpass
clean_phases = ("clean", "cleanrm")
validcommands = ["help","clean","prerm","postrm","cleanrm","preinst","postinst",
"config", "info", "setup", "depend", "pretend",
"fetch", "fetchall", "digest",
"unpack", "prepare", "configure", "compile", "test",
"install", "rpm", "qmerge", "merge",
"package","unmerge", "manifest"]
if mydo not in validcommands:
validcommands.sort()
writemsg("!!! doebuild: '%s' is not one of the following valid commands:" % mydo,
noiselevel=-1)
for vcount in range(len(validcommands)):
if vcount%6 == 0:
writemsg("\n!!! ", noiselevel=-1)
writemsg(validcommands[vcount].ljust(11), noiselevel=-1)
writemsg("\n", noiselevel=-1)
return 1
if mydo == "fetchall":
fetchall = 1
mydo = "fetch"
parallel_fetchonly = mydo in ("fetch", "fetchall") and \
"PORTAGE_PARALLEL_FETCHONLY" in mysettings
if mydo not in clean_phases and not os.path.exists(myebuild):
writemsg("!!! doebuild: %s not found for %s\n" % (myebuild, mydo),
noiselevel=-1)
return 1
global _doebuild_manifest_exempt_depend
if "strict" in features and \
"digest" not in features and \
tree == "porttree" and \
mydo not in ("digest", "manifest", "help") and \
not _doebuild_manifest_exempt_depend:
# Always verify the ebuild checksums before executing it.
global _doebuild_manifest_cache, _doebuild_broken_ebuilds, \
_doebuild_broken_ebuilds
if myebuild in _doebuild_broken_ebuilds:
return 1
pkgdir = os.path.dirname(myebuild)
manifest_path = os.path.join(pkgdir, "Manifest")
# Avoid checking the same Manifest several times in a row during a
# regen with an empty cache.
if _doebuild_manifest_cache is None or \
_doebuild_manifest_cache.getFullname() != manifest_path:
_doebuild_manifest_cache = None
if not os.path.exists(manifest_path):
out = portage.output.EOutput()
out.eerror(_("Manifest not found for '%s'") % (myebuild,))
_doebuild_broken_ebuilds.add(myebuild)
return 1
mf = Manifest(pkgdir, mysettings["DISTDIR"])
else:
mf = _doebuild_manifest_cache
try:
mf.checkFileHashes("EBUILD", os.path.basename(myebuild))
except KeyError:
out = portage.output.EOutput()
out.eerror(_("Missing digest for '%s'") % (myebuild,))
_doebuild_broken_ebuilds.add(myebuild)
return 1
except portage.exception.FileNotFound:
out = portage.output.EOutput()
out.eerror(_("A file listed in the Manifest "
"could not be found: '%s'") % (myebuild,))
_doebuild_broken_ebuilds.add(myebuild)
return 1
except portage.exception.DigestException as e:
out = portage.output.EOutput()
out.eerror(_("Digest verification failed:"))
out.eerror("%s" % e.value[0])
out.eerror(_("Reason: %s") % e.value[1])
out.eerror(_("Got: %s") % e.value[2])
out.eerror(_("Expected: %s") % e.value[3])
_doebuild_broken_ebuilds.add(myebuild)
return 1
if mf.getFullname() in _doebuild_broken_manifests:
return 1
if mf is not _doebuild_manifest_cache:
# Make sure that all of the ebuilds are
# actually listed in the Manifest.
glep55 = 'parse-eapi-glep-55' in mysettings.features
for f in os.listdir(pkgdir):
pf = None
if glep55:
pf, eapi = _split_ebuild_name_glep55(f)
elif f[-7:] == '.ebuild':
pf = f[:-7]
if pf is not None and not mf.hasFile("EBUILD", f):
f = os.path.join(pkgdir, f)
if f not in _doebuild_broken_ebuilds:
out = portage.output.EOutput()
out.eerror(_("A file is not listed in the "
"Manifest: '%s'") % (f,))
_doebuild_broken_manifests.add(manifest_path)
return 1
# Only cache it if the above stray files test succeeds.
_doebuild_manifest_cache = mf
def exit_status_check(retval):
msg = _doebuild_exit_status_check(mydo, mysettings)
if msg:
if retval == os.EX_OK:
retval = 1
from textwrap import wrap
from portage.elog.messages import eerror
for l in wrap(msg, 72):
eerror(l, phase=mydo, key=mysettings.mycpv)
return retval
# Note: PORTAGE_BIN_PATH may differ from the global
# constant when portage is reinstalling itself.
portage_bin_path = mysettings["PORTAGE_BIN_PATH"]
ebuild_sh_binary = os.path.join(portage_bin_path,
os.path.basename(EBUILD_SH_BINARY))
misc_sh_binary = os.path.join(portage_bin_path,
os.path.basename(MISC_SH_BINARY))
logfile=None
builddir_lock = None
tmpdir = None
tmpdir_orig = None
try:
if mydo in ("digest", "manifest", "help"):
# Temporarily exempt the depend phase from manifest checks, in case
# aux_get calls trigger cache generation.
_doebuild_manifest_exempt_depend += 1
# If we don't need much space and we don't need a constant location,
# we can temporarily override PORTAGE_TMPDIR with a random temp dir
# so that there's no need for locking and it can be used even if the
# user isn't in the portage group.
if mydo in ("info",):
from tempfile import mkdtemp
tmpdir = mkdtemp()
tmpdir_orig = mysettings["PORTAGE_TMPDIR"]
mysettings["PORTAGE_TMPDIR"] = tmpdir
doebuild_environment(myebuild, mydo, myroot, mysettings, debug,
use_cache, mydbapi)
if mydo in clean_phases:
retval = spawn(_shell_quote(ebuild_sh_binary) + " clean",
mysettings, debug=debug, fd_pipes=fd_pipes, free=1,
logfile=None, returnpid=returnpid)
return retval
restrict = set(mysettings.get('PORTAGE_RESTRICT', '').split())
# get possible slot information from the deps file
if mydo == "depend":
writemsg("!!! DEBUG: dbkey: %s\n" % str(dbkey), 2)
droppriv = "userpriv" in mysettings.features
if returnpid:
mypids = spawn(_shell_quote(ebuild_sh_binary) + " depend",
mysettings, fd_pipes=fd_pipes, returnpid=True,
droppriv=droppriv)
return mypids
elif isinstance(dbkey, dict):
mysettings["dbkey"] = ""
pr, pw = os.pipe()
fd_pipes = {
0:sys.stdin.fileno(),
1:sys.stdout.fileno(),
2:sys.stderr.fileno(),
9:pw}
mypids = spawn(_shell_quote(ebuild_sh_binary) + " depend",
mysettings,
fd_pipes=fd_pipes, returnpid=True, droppriv=droppriv)
os.close(pw) # belongs exclusively to the child process now
f = os.fdopen(pr, 'rb')
for k, v in zip(auxdbkeys,
(_unicode_decode(line).rstrip('\n') for line in f)):
dbkey[k] = v
f.close()
retval = os.waitpid(mypids[0], 0)[1]
portage.process.spawned_pids.remove(mypids[0])
# If it got a signal, return the signal that was sent, but
# shift in order to distinguish it from a return value. (just
# like portage.process.spawn() would do).
if retval & 0xff:
retval = (retval & 0xff) << 8
else:
# Otherwise, return its exit code.
retval = retval >> 8
if retval == os.EX_OK and len(dbkey) != len(auxdbkeys):
# Don't trust bash's returncode if the
# number of lines is incorrect.
retval = 1
return retval
elif dbkey:
mysettings["dbkey"] = dbkey
else:
mysettings["dbkey"] = \
os.path.join(mysettings.depcachedir, "aux_db_key_temp")
return spawn(_shell_quote(ebuild_sh_binary) + " depend",
mysettings,
droppriv=droppriv)
# Validate dependency metadata here to ensure that ebuilds with invalid
# data are never installed via the ebuild command. Don't bother when
# returnpid == True since there's no need to do this every time emerge
# executes a phase.
if not returnpid:
rval = _validate_deps(mysettings, myroot, mydo, mydbapi)
if rval != os.EX_OK:
return rval
if "PORTAGE_TMPDIR" not in mysettings or \
not os.path.isdir(mysettings["PORTAGE_TMPDIR"]):
writemsg(_("The directory specified in your "
"PORTAGE_TMPDIR variable, '%s',\n"
"does not exist. Please create this directory or "
"correct your PORTAGE_TMPDIR setting.\n") % mysettings.get("PORTAGE_TMPDIR", ""), noiselevel=-1)
return 1
# as some people use a separate PORTAGE_TMPDIR mount
# we prefer that as the checks below would otherwise be pointless
# for those people.
if os.path.exists(os.path.join(mysettings["PORTAGE_TMPDIR"], "portage")):
checkdir = os.path.join(mysettings["PORTAGE_TMPDIR"], "portage")
else:
checkdir = mysettings["PORTAGE_TMPDIR"]
if not os.access(checkdir, os.W_OK):
writemsg(_("%s is not writable.\n"
"Likely cause is that you've mounted it as readonly.\n") % checkdir,
noiselevel=-1)
return 1
else:
from tempfile import NamedTemporaryFile
fd = NamedTemporaryFile(prefix="exectest-", dir=checkdir)
os.chmod(fd.name, 0o755)
if not os.access(fd.name, os.X_OK):
writemsg(_("Can not execute files in %s\n"
"Likely cause is that you've mounted it with one of the\n"
"following mount options: 'noexec', 'user', 'users'\n\n"
"Please make sure that portage can execute files in this directory.\n") % checkdir,
noiselevel=-1)
fd.close()
return 1
fd.close()
del checkdir
if mydo == "unmerge":
return unmerge(mysettings["CATEGORY"],
mysettings["PF"], myroot, mysettings, vartree=vartree)
# Build directory creation isn't required for any of these.
# In the fetch phase, the directory is needed only for RESTRICT=fetch
# in order to satisfy the sane $PWD requirement (from bug #239560)
# when pkg_nofetch is spawned.
have_build_dirs = False
if not parallel_fetchonly and \
mydo not in ('digest', 'help', 'manifest') and \
not (mydo == 'fetch' and 'fetch' not in restrict):
mystatus = prepare_build_dirs(myroot, mysettings, cleanup)
if mystatus:
return mystatus
have_build_dirs = True
# emerge handles logging externally
if not returnpid:
# PORTAGE_LOG_FILE is set by the
# above prepare_build_dirs() call.
logfile = mysettings.get("PORTAGE_LOG_FILE")
if have_build_dirs:
env_file = os.path.join(mysettings["T"], "environment")
env_stat = None
saved_env = None
try:
env_stat = os.stat(env_file)
except OSError as e:
if e.errno != errno.ENOENT:
raise
del e
if not env_stat:
saved_env = os.path.join(
os.path.dirname(myebuild), "environment.bz2")
if not os.path.isfile(saved_env):
saved_env = None
if saved_env:
retval = os.system(
"bzip2 -dc %s > %s" % \
(_shell_quote(saved_env),
_shell_quote(env_file)))
try:
env_stat = os.stat(env_file)
except OSError as e:
if e.errno != errno.ENOENT:
raise
del e
if os.WIFEXITED(retval) and \
os.WEXITSTATUS(retval) == os.EX_OK and \
env_stat and env_stat.st_size > 0:
# This is a signal to ebuild.sh, so that it knows to filter
# out things like SANDBOX_{DENY,PREDICT,READ,WRITE} that
# would be preserved between normal phases.
open(_unicode_encode(env_file + '.raw'), 'w')
else:
writemsg(_("!!! Error extracting saved "
"environment: '%s'\n") % \
saved_env, noiselevel=-1)
try:
os.unlink(env_file)
except OSError as e:
if e.errno != errno.ENOENT:
raise
del e
env_stat = None
if env_stat:
pass
else:
for var in ("ARCH", ):
value = mysettings.get(var)
if value and value.strip():
continue
msg = _("%(var)s is not set... "
"Are you missing the '%(configroot)setc/make.profile' symlink? "
"Is the symlink correct? "
"Is your portage tree complete?") % \
{"var": var, "configroot": mysettings["PORTAGE_CONFIGROOT"]}
from portage.elog.messages import eerror
from textwrap import wrap
for line in wrap(msg, 70):
eerror(line, phase="setup", key=mysettings.mycpv)
from portage.elog import elog_process
elog_process(mysettings.mycpv, mysettings)
return 1
del env_file, env_stat, saved_env
_doebuild_exit_status_unlink(
mysettings.get("EBUILD_EXIT_STATUS_FILE"))
else:
mysettings.pop("EBUILD_EXIT_STATUS_FILE", None)
# if any of these are being called, handle them -- running them out of
# the sandbox -- and stop now.
if mydo == "help":
return spawn(_shell_quote(ebuild_sh_binary) + " " + mydo,
mysettings, debug=debug, free=1, logfile=logfile)
elif mydo == "setup":
retval = spawn(
_shell_quote(ebuild_sh_binary) + " " + mydo, mysettings,
debug=debug, free=1, logfile=logfile, fd_pipes=fd_pipes,
returnpid=returnpid)
if returnpid:
return retval
retval = exit_status_check(retval)
if secpass >= 2:
""" Privileged phases may have left files that need to be made
writable to a less privileged user."""
apply_recursive_permissions(mysettings["T"],
uid=portage_uid, gid=portage_gid, dirmode=0o70, dirmask=0,
filemode=0o60, filemask=0)
return retval
elif mydo == "preinst":
phase_retval = spawn(
_shell_quote(ebuild_sh_binary) + " " + mydo,
mysettings, debug=debug, free=1, logfile=logfile,
fd_pipes=fd_pipes, returnpid=returnpid)
if returnpid:
return phase_retval
phase_retval = exit_status_check(phase_retval)
if phase_retval == os.EX_OK:
_doebuild_exit_status_unlink(
mysettings.get("EBUILD_EXIT_STATUS_FILE"))
mysettings.pop("EBUILD_PHASE", None)
phase_retval = spawn(
" ".join(_post_pkg_preinst_cmd(mysettings)),
mysettings, debug=debug, free=1, logfile=logfile)
phase_retval = exit_status_check(phase_retval)
if phase_retval != os.EX_OK:
writemsg(_("!!! post preinst failed; exiting.\n"),
noiselevel=-1)
return phase_retval
elif mydo == "postinst":
phase_retval = spawn(
_shell_quote(ebuild_sh_binary) + " " + mydo,
mysettings, debug=debug, free=1, logfile=logfile,
fd_pipes=fd_pipes, returnpid=returnpid)
if returnpid:
return phase_retval
phase_retval = exit_status_check(phase_retval)
if phase_retval == os.EX_OK:
_doebuild_exit_status_unlink(
mysettings.get("EBUILD_EXIT_STATUS_FILE"))
mysettings.pop("EBUILD_PHASE", None)
phase_retval = spawn(" ".join(_post_pkg_postinst_cmd(mysettings)),
mysettings, debug=debug, free=1, logfile=logfile)
phase_retval = exit_status_check(phase_retval)
if phase_retval != os.EX_OK:
writemsg(_("!!! post postinst failed; exiting.\n"),
noiselevel=-1)
return phase_retval
elif mydo in ("prerm", "postrm", "config", "info"):
retval = spawn(
_shell_quote(ebuild_sh_binary) + " " + mydo,
mysettings, debug=debug, free=1, logfile=logfile,
fd_pipes=fd_pipes, returnpid=returnpid)
if returnpid:
return retval
retval = exit_status_check(retval)
return retval
mycpv = "/".join((mysettings["CATEGORY"], mysettings["PF"]))
emerge_skip_distfiles = returnpid
emerge_skip_digest = returnpid
# Only try and fetch the files if we are going to need them ...
# otherwise, if user has FEATURES=noauto and they run `ebuild clean
# unpack compile install`, we will try and fetch 4 times :/
need_distfiles = not emerge_skip_distfiles and \
(mydo in ("fetch", "unpack") or \
mydo not in ("digest", "manifest") and "noauto" not in features)
alist = mysettings.configdict["pkg"].get("A")
aalist = mysettings.configdict["pkg"].get("AA")
if alist is None or aalist is None:
# Make sure we get the correct tree in case there are overlays.
mytree = os.path.realpath(
os.path.dirname(os.path.dirname(mysettings["O"])))
useflags = mysettings["PORTAGE_USE"].split()
try:
alist = mydbapi.getFetchMap(mycpv, useflags=useflags,
mytree=mytree)
aalist = mydbapi.getFetchMap(mycpv, mytree=mytree)
except portage.exception.InvalidDependString as e:
writemsg("!!! %s\n" % str(e), noiselevel=-1)
writemsg(_("!!! Invalid SRC_URI for '%s'.\n") % mycpv,
noiselevel=-1)
del e
return 1
mysettings.configdict["pkg"]["A"] = " ".join(alist)
mysettings.configdict["pkg"]["AA"] = " ".join(aalist)
else:
alist = set(alist.split())
aalist = set(aalist.split())
if ("mirror" in features) or fetchall:
fetchme = aalist
checkme = aalist
else:
fetchme = alist
checkme = alist
if mydo == "fetch":
# Files are already checked inside fetch(),
# so do not check them again.
checkme = []
if not emerge_skip_distfiles and \
need_distfiles and not fetch(
fetchme, mysettings, listonly=listonly, fetchonly=fetchonly):
return 1
if mydo == "fetch" and listonly:
return 0
try:
if mydo == "manifest":
return not digestgen(mysettings=mysettings, myportdb=mydbapi)
elif mydo == "digest":
return not digestgen(mysettings=mysettings, myportdb=mydbapi)
elif mydo != 'fetch' and not emerge_skip_digest and \
"digest" in mysettings.features:
# Don't do this when called by emerge or when called just
# for fetch (especially parallel-fetch) since it's not needed
# and it can interfere with parallel tasks.
digestgen(mysettings=mysettings, myportdb=mydbapi)
except portage.exception.PermissionDenied as e:
writemsg(_("!!! Permission Denied: %s\n") % (e,), noiselevel=-1)
if mydo in ("digest", "manifest"):
return 1
# See above comment about fetching only when needed
if not emerge_skip_distfiles and \
not digestcheck(checkme, mysettings, "strict" in features):
return 1
if mydo == "fetch":
return 0
# remove PORTAGE_ACTUAL_DISTDIR once cvs/svn is supported via SRC_URI
if (mydo != "setup" and "noauto" not in features) or mydo == "unpack":
orig_distdir = mysettings["DISTDIR"]
mysettings["PORTAGE_ACTUAL_DISTDIR"] = orig_distdir
edpath = mysettings["DISTDIR"] = \
os.path.join(mysettings["PORTAGE_BUILDDIR"], "distdir")
portage.util.ensure_dirs(edpath, gid=portage_gid, mode=0o755)
# Remove any unexpected files or directories.
for x in os.listdir(edpath):
symlink_path = os.path.join(edpath, x)
st = os.lstat(symlink_path)
if x in alist and stat.S_ISLNK(st.st_mode):
continue
if stat.S_ISDIR(st.st_mode):
shutil.rmtree(symlink_path)
else:
os.unlink(symlink_path)
# Check for existing symlinks and recreate if necessary.
for x in alist:
symlink_path = os.path.join(edpath, x)
target = os.path.join(orig_distdir, x)
try:
link_target = os.readlink(symlink_path)
except OSError:
os.symlink(target, symlink_path)
else:
if link_target != target:
os.unlink(symlink_path)
os.symlink(target, symlink_path)
#initial dep checks complete; time to process main commands
restrict = mysettings["PORTAGE_RESTRICT"].split()
nosandbox = (("userpriv" in features) and \
("usersandbox" not in features) and \
"userpriv" not in restrict and \
"nouserpriv" not in restrict)
if nosandbox and ("userpriv" not in features or \
"userpriv" in restrict or \
"nouserpriv" in restrict):
nosandbox = ("sandbox" not in features and \
"usersandbox" not in features)
if not process.sandbox_capable:
nosandbox = True
sesandbox = mysettings.selinux_enabled() and \
"sesandbox" in mysettings.features
droppriv = "userpriv" in mysettings.features and \
"userpriv" not in restrict and \
secpass >= 2
fakeroot = "fakeroot" in mysettings.features
ebuild_sh = _shell_quote(ebuild_sh_binary) + " %s"
misc_sh = _shell_quote(misc_sh_binary) + " dyn_%s"
# args are for the to spawn function
actionmap = {
"pretend": {"cmd":ebuild_sh, "args":{"droppriv":0, "free":1, "sesandbox":0, "fakeroot":0}},
"setup": {"cmd":ebuild_sh, "args":{"droppriv":0, "free":1, "sesandbox":0, "fakeroot":0}},
"unpack": {"cmd":ebuild_sh, "args":{"droppriv":droppriv, "free":0, "sesandbox":sesandbox, "fakeroot":0}},
"prepare": {"cmd":ebuild_sh, "args":{"droppriv":droppriv, "free":0, "sesandbox":sesandbox, "fakeroot":0}},
"configure":{"cmd":ebuild_sh, "args":{"droppriv":droppriv, "free":nosandbox, "sesandbox":sesandbox, "fakeroot":0}},
"compile": {"cmd":ebuild_sh, "args":{"droppriv":droppriv, "free":nosandbox, "sesandbox":sesandbox, "fakeroot":0}},
"test": {"cmd":ebuild_sh, "args":{"droppriv":droppriv, "free":nosandbox, "sesandbox":sesandbox, "fakeroot":0}},
"install": {"cmd":ebuild_sh, "args":{"droppriv":0, "free":0, "sesandbox":sesandbox, "fakeroot":fakeroot}},
"rpm": {"cmd":misc_sh, "args":{"droppriv":0, "free":0, "sesandbox":0, "fakeroot":fakeroot}},
"package": {"cmd":misc_sh, "args":{"droppriv":0, "free":0, "sesandbox":0, "fakeroot":fakeroot}},
}
# merge the deps in so we have again a 'full' actionmap
# be glad when this can die.
for x in actionmap:
if len(actionmap_deps.get(x, [])):
actionmap[x]["dep"] = ' '.join(actionmap_deps[x])
if mydo in actionmap:
if mydo == "package":
# Make sure the package directory exists before executing
# this phase. This can raise PermissionDenied if
# the current user doesn't have write access to $PKGDIR.
parent_dir = os.path.join(mysettings["PKGDIR"],
mysettings["CATEGORY"])
portage.util.ensure_dirs(parent_dir)
if not os.access(parent_dir, os.W_OK):
raise portage.exception.PermissionDenied(
"access('%s', os.W_OK)" % parent_dir)
retval = spawnebuild(mydo,
actionmap, mysettings, debug, logfile=logfile,
fd_pipes=fd_pipes, returnpid=returnpid)
elif mydo=="qmerge":
# check to ensure install was run. this *only* pops up when users
# forget it and are using ebuild
if not os.path.exists(
os.path.join(mysettings["PORTAGE_BUILDDIR"], ".installed")):
writemsg(_("!!! mydo=qmerge, but the install phase has not been run\n"),
noiselevel=-1)
return 1
# qmerge is a special phase that implies noclean.
if "noclean" not in mysettings.features:
mysettings.features.add("noclean")
#qmerge is specifically not supposed to do a runtime dep check
retval = merge(
mysettings["CATEGORY"], mysettings["PF"], mysettings["D"],
os.path.join(mysettings["PORTAGE_BUILDDIR"], "build-info"),
myroot, mysettings, myebuild=mysettings["EBUILD"], mytree=tree,
mydbapi=mydbapi, vartree=vartree, prev_mtimes=prev_mtimes)
elif mydo=="merge":
retval = spawnebuild("install", actionmap, mysettings, debug,
alwaysdep=1, logfile=logfile, fd_pipes=fd_pipes,
returnpid=returnpid)
retval = exit_status_check(retval)
if retval != os.EX_OK:
# The merge phase handles this already. Callers don't know how
# far this function got, so we have to call elog_process() here
# so that it's only called once.
from portage.elog import elog_process
elog_process(mysettings.mycpv, mysettings)
if retval == os.EX_OK:
retval = merge(mysettings["CATEGORY"], mysettings["PF"],
mysettings["D"], os.path.join(mysettings["PORTAGE_BUILDDIR"],
"build-info"), myroot, mysettings,
myebuild=mysettings["EBUILD"], mytree=tree, mydbapi=mydbapi,
vartree=vartree, prev_mtimes=prev_mtimes)
else:
print(_("!!! Unknown mydo: %s") % mydo)
return 1
return retval
finally:
if tmpdir:
mysettings["PORTAGE_TMPDIR"] = tmpdir_orig
shutil.rmtree(tmpdir)
if builddir_lock:
portage.locks.unlockdir(builddir_lock)
# Make sure that DISTDIR is restored to it's normal value before we return!
if "PORTAGE_ACTUAL_DISTDIR" in mysettings:
mysettings["DISTDIR"] = mysettings["PORTAGE_ACTUAL_DISTDIR"]
del mysettings["PORTAGE_ACTUAL_DISTDIR"]
if logfile:
try:
if os.stat(logfile).st_size == 0:
os.unlink(logfile)
except OSError:
pass
if mydo in ("digest", "manifest", "help"):
# If necessary, depend phase has been triggered by aux_get calls
# and the exemption is no longer needed.
_doebuild_manifest_exempt_depend -= 1
def _validate_deps(mysettings, myroot, mydo, mydbapi):
invalid_dep_exempt_phases = \
set(["clean", "cleanrm", "help", "prerm", "postrm"])
dep_keys = ["DEPEND", "RDEPEND", "PDEPEND"]
misc_keys = ["LICENSE", "PROPERTIES", "PROVIDE", "RESTRICT", "SRC_URI"]
other_keys = ["SLOT"]
all_keys = dep_keys + misc_keys + other_keys
metadata = dict(zip(all_keys,
mydbapi.aux_get(mysettings.mycpv, all_keys)))
class FakeTree(object):
def __init__(self, mydb):
self.dbapi = mydb
dep_check_trees = {myroot:{}}
dep_check_trees[myroot]["porttree"] = \
FakeTree(fakedbapi(settings=mysettings))
msgs = []
for dep_type in dep_keys:
mycheck = dep_check(metadata[dep_type], None, mysettings,
myuse="all", myroot=myroot, trees=dep_check_trees)
if not mycheck[0]:
msgs.append(" %s: %s\n %s\n" % (
dep_type, metadata[dep_type], mycheck[1]))
for k in misc_keys:
try:
portage.dep.use_reduce(
portage.dep.paren_reduce(metadata[k]), matchall=True)
except portage.exception.InvalidDependString as e:
msgs.append(" %s: %s\n %s\n" % (
k, metadata[k], str(e)))
if not metadata["SLOT"]:
msgs.append(_(" SLOT is undefined\n"))
if msgs:
portage.util.writemsg_level(_("Error(s) in metadata for '%s':\n") % \
(mysettings.mycpv,), level=logging.ERROR, noiselevel=-1)
for x in msgs:
portage.util.writemsg_level(x,
level=logging.ERROR, noiselevel=-1)
if mydo not in invalid_dep_exempt_phases:
return 1
return os.EX_OK
expandcache={}
def _movefile(src, dest, **kwargs):
"""Calls movefile and raises a PortageException if an error occurs."""
if movefile(src, dest, **kwargs) is None:
raise portage.exception.PortageException(
"mv '%s' '%s'" % (src, dest))
def movefile(src, dest, newmtime=None, sstat=None, mysettings=None,
hardlink_candidates=None, encoding=_encodings['fs']):
"""moves a file from src to dest, preserving all permissions and attributes; mtime will
be preserved even when moving across filesystems. Returns true on success and false on
failure. Move is atomic."""
#print "movefile("+str(src)+","+str(dest)+","+str(newmtime)+","+str(sstat)+")"
if mysettings is None:
global settings
mysettings = settings
selinux_enabled = mysettings.selinux_enabled()
if selinux_enabled:
selinux = _unicode_module_wrapper(_selinux, encoding=encoding)
lchown = _unicode_func_wrapper(data.lchown, encoding=encoding)
os = _unicode_module_wrapper(_os,
encoding=encoding, overrides=_os_overrides)
shutil = _unicode_module_wrapper(_shutil, encoding=encoding)
try:
if not sstat:
sstat=os.lstat(src)
except SystemExit as e:
raise
except Exception as e:
print(_("!!! Stating source file failed... movefile()"))
print("!!!",e)
return None
destexists=1
try:
dstat=os.lstat(dest)
except (OSError, IOError):
dstat=os.lstat(os.path.dirname(dest))
destexists=0
if bsd_chflags:
if destexists and dstat.st_flags != 0:
bsd_chflags.lchflags(dest, 0)
# Use normal stat/chflags for the parent since we want to
# follow any symlinks to the real parent directory.
pflags = os.stat(os.path.dirname(dest)).st_flags
if pflags != 0:
bsd_chflags.chflags(os.path.dirname(dest), 0)
if destexists:
if stat.S_ISLNK(dstat[stat.ST_MODE]):
try:
os.unlink(dest)
destexists=0
except SystemExit as e:
raise
except Exception as e:
pass
if stat.S_ISLNK(sstat[stat.ST_MODE]):
try:
target=os.readlink(src)
if mysettings and mysettings["D"]:
if target.find(mysettings["D"])==0:
target=target[len(mysettings["D"]):]
if destexists and not stat.S_ISDIR(dstat[stat.ST_MODE]):
os.unlink(dest)
if selinux_enabled:
selinux.symlink(target, dest, src)
else:
os.symlink(target,dest)
lchown(dest,sstat[stat.ST_UID],sstat[stat.ST_GID])
# utime() only works on the target of a symlink, so it's not
# possible to perserve mtime on symlinks.
return os.lstat(dest)[stat.ST_MTIME]
except SystemExit as e:
raise
except Exception as e:
print(_("!!! failed to properly create symlink:"))
print("!!!",dest,"->",target)
print("!!!",e)
return None
hardlinked = False
# Since identical files might be merged to multiple filesystems,
# so os.link() calls might fail for some paths, so try them all.
# For atomic replacement, first create the link as a temp file
# and them use os.rename() to replace the destination.
if hardlink_candidates:
head, tail = os.path.split(dest)
hardlink_tmp = os.path.join(head, ".%s._portage_merge_.%s" % \
(tail, os.getpid()))
try:
os.unlink(hardlink_tmp)
except OSError as e:
if e.errno != errno.ENOENT:
writemsg(_("!!! Failed to remove hardlink temp file: %s\n") % \
(hardlink_tmp,), noiselevel=-1)
writemsg("!!! %s\n" % (e,), noiselevel=-1)
return None
del e
for hardlink_src in hardlink_candidates:
try:
os.link(hardlink_src, hardlink_tmp)
except OSError:
continue
else:
try:
os.rename(hardlink_tmp, dest)
except OSError as e:
writemsg(_("!!! Failed to rename %s to %s\n") % \
(hardlink_tmp, dest), noiselevel=-1)
writemsg("!!! %s\n" % (e,), noiselevel=-1)
return None
hardlinked = True
break
renamefailed=1
if hardlinked:
renamefailed = False
if not hardlinked and (selinux_enabled or sstat.st_dev == dstat.st_dev):
try:
if selinux_enabled:
ret = selinux.rename(src, dest)
else:
ret=os.rename(src,dest)
renamefailed=0
except OSError as e:
if e.errno != errno.EXDEV:
# Some random error.
print(_("!!! Failed to move %(src)s to %(dest)s") % {"src": src, "dest": dest})
print("!!!",e)
return None
# Invalid cross-device-link 'bind' mounted or actually Cross-Device
if renamefailed:
didcopy=0
if stat.S_ISREG(sstat[stat.ST_MODE]):
try: # For safety copy then move it over.
if selinux_enabled:
selinux.copyfile(src, dest + "#new")
selinux.rename(dest + "#new", dest)
else:
shutil.copyfile(src,dest+"#new")
os.rename(dest+"#new",dest)
didcopy=1
except SystemExit as e:
raise
except Exception as e:
print(_('!!! copy %(src)s -> %(dest)s failed.') % {"src": src, "dest": dest})
print("!!!",e)
return None
else:
#we don't yet handle special, so we need to fall back to /bin/mv
a = process.spawn([MOVE_BINARY, '-f', src, dest], env=os.environ)
if a != os.EX_OK:
writemsg(_("!!! Failed to move special file:\n"), noiselevel=-1)
writemsg(_("!!! '%(src)s' to '%(dest)s'\n") % \
{"src": _unicode_decode(src, encoding=encoding),
"dest": _unicode_decode(dest, encoding=encoding)}, noiselevel=-1)
writemsg("!!! %s\n" % a, noiselevel=-1)
return None # failure
try:
if didcopy:
if stat.S_ISLNK(sstat[stat.ST_MODE]):
lchown(dest,sstat[stat.ST_UID],sstat[stat.ST_GID])
else:
os.chown(dest,sstat[stat.ST_UID],sstat[stat.ST_GID])
os.chmod(dest, stat.S_IMODE(sstat[stat.ST_MODE])) # Sticky is reset on chown
os.unlink(src)
except SystemExit as e:
raise
except Exception as e:
print(_("!!! Failed to chown/chmod/unlink in movefile()"))
print("!!!",dest)
print("!!!",e)
return None
# Always use stat_obj[stat.ST_MTIME] for the integral timestamp which
# is returned, since the stat_obj.st_mtime float attribute rounds *up*
# if the nanosecond part of the timestamp is 999999881 ns or greater.
try:
if hardlinked:
newmtime = os.stat(dest)[stat.ST_MTIME]
else:
# Note: It is not possible to preserve nanosecond precision
# (supported in POSIX.1-2008 via utimensat) with the IEEE 754
# double precision float which only has a 53 bit significand.
if newmtime is not None:
os.utime(dest, (newmtime, newmtime))
else:
newmtime = sstat[stat.ST_MTIME]
if renamefailed:
# If rename succeeded then timestamps are automatically
# preserved with complete precision because the source
# and destination inode are the same. Otherwise, round
# down to the nearest whole second since python's float
# st_mtime cannot be used to preserve the st_mtim.tv_nsec
# field with complete precision. Note that we have to use
# stat_obj[stat.ST_MTIME] here because the float
# stat_obj.st_mtime rounds *up* sometimes.
os.utime(dest, (newmtime, newmtime))
except OSError:
# The utime can fail here with EPERM even though the move succeeded.
# Instead of failing, use stat to return the mtime if possible.
try:
newmtime = os.stat(dest)[stat.ST_MTIME]
except OSError as e:
writemsg(_("!!! Failed to stat in movefile()\n"), noiselevel=-1)
writemsg("!!! %s\n" % dest, noiselevel=-1)
writemsg("!!! %s\n" % str(e), noiselevel=-1)
return None
if bsd_chflags:
# Restore the flags we saved before moving
if pflags:
bsd_chflags.chflags(os.path.dirname(dest), pflags)
return newmtime
def merge(mycat, mypkg, pkgloc, infloc, myroot, mysettings, myebuild=None,
mytree=None, mydbapi=None, vartree=None, prev_mtimes=None, blockers=None,
scheduler=None):
if not os.access(myroot, os.W_OK):
writemsg(_("Permission denied: access('%s', W_OK)\n") % myroot,
noiselevel=-1)
return errno.EACCES
mylink = dblink(mycat, mypkg, myroot, mysettings, treetype=mytree,
vartree=vartree, blockers=blockers, scheduler=scheduler)
return mylink.merge(pkgloc, infloc, myroot, myebuild,
mydbapi=mydbapi, prev_mtimes=prev_mtimes)
def unmerge(cat, pkg, myroot, mysettings, mytrimworld=1, vartree=None,
ldpath_mtimes=None, scheduler=None):
mylink = dblink(cat, pkg, myroot, mysettings, treetype="vartree",
vartree=vartree, scheduler=scheduler)
vartree = mylink.vartree
try:
mylink.lockdb()
if mylink.exists():
vartree.dbapi.plib_registry.load()
vartree.dbapi.plib_registry.pruneNonExisting()
retval = mylink.unmerge(trimworld=mytrimworld, cleanup=1,
ldpath_mtimes=ldpath_mtimes)
if retval == os.EX_OK:
mylink.delete()
return retval
return os.EX_OK
finally:
vartree.dbapi.linkmap._clear_cache()
mylink.unlockdb()
def dep_virtual(mysplit, mysettings):
"Does virtual dependency conversion"
warnings.warn("portage.dep_virtual() is deprecated",
DeprecationWarning, stacklevel=2)
newsplit=[]
myvirtuals = mysettings.getvirtuals()
for x in mysplit:
if isinstance(x, list):
newsplit.append(dep_virtual(x, mysettings))
else:
mykey=dep_getkey(x)
mychoices = myvirtuals.get(mykey, None)
if mychoices:
if len(mychoices) == 1:
a = x.replace(mykey, dep_getkey(mychoices[0]), 1)
else:
if x[0]=="!":
# blocker needs "and" not "or(||)".
a=[]
else:
a=['||']
for y in mychoices:
a.append(x.replace(mykey, dep_getkey(y), 1))
newsplit.append(a)
else:
newsplit.append(x)
return newsplit
def _expand_new_virtuals(mysplit, edebug, mydbapi, mysettings, myroot="/",
trees=None, use_mask=None, use_force=None, **kwargs):
"""
In order to solve bug #141118, recursively expand new-style virtuals so
as to collapse one or more levels of indirection, generating an expanded
search space. In dep_zapdeps, new-style virtuals will be assigned
zero cost regardless of whether or not they are currently installed. Virtual
blockers are supported but only when the virtual expands to a single
atom because it wouldn't necessarily make sense to block all the components
of a compound virtual. When more than one new-style virtual is matched,
the matches are sorted from highest to lowest versions and the atom is
expanded to || ( highest match ... lowest match )."""
newsplit = []
mytrees = trees[myroot]
portdb = mytrees["porttree"].dbapi
atom_graph = mytrees.get("atom_graph")
parent = mytrees.get("parent")
virt_parent = mytrees.get("virt_parent")
graph_parent = None
eapi = None
if parent is not None:
if virt_parent is not None:
graph_parent = virt_parent
eapi = virt_parent[0].metadata['EAPI']
else:
graph_parent = parent
eapi = parent.metadata["EAPI"]
repoman = not mysettings.local_config
if kwargs["use_binaries"]:
portdb = trees[myroot]["bintree"].dbapi
myvirtuals = mysettings.getvirtuals()
pprovideddict = mysettings.pprovideddict
myuse = kwargs["myuse"]
for x in mysplit:
if x == "||":
newsplit.append(x)
continue
elif isinstance(x, list):
newsplit.append(_expand_new_virtuals(x, edebug, mydbapi,
mysettings, myroot=myroot, trees=trees, use_mask=use_mask,
use_force=use_force, **kwargs))
continue
if not isinstance(x, portage.dep.Atom):
try:
x = portage.dep.Atom(x)
except portage.exception.InvalidAtom:
if portage.dep._dep_check_strict:
raise portage.exception.ParseError(
_("invalid atom: '%s'") % x)
else:
# Only real Atom instances are allowed past this point.
continue
else:
if x.blocker and x.blocker.overlap.forbid and \
eapi in ("0", "1") and portage.dep._dep_check_strict:
raise portage.exception.ParseError(
_("invalid atom: '%s'") % (x,))
if x.use and eapi in ("0", "1") and \
portage.dep._dep_check_strict:
raise portage.exception.ParseError(
_("invalid atom: '%s'") % (x,))
if repoman and x.use and x.use.conditional:
evaluated_atom = portage.dep.remove_slot(x)
if x.slot:
evaluated_atom += ":%s" % x.slot
evaluated_atom += str(x.use._eval_qa_conditionals(
use_mask, use_force))
x = portage.dep.Atom(evaluated_atom)
if not repoman and \
myuse is not None and isinstance(x, portage.dep.Atom) and x.use:
if x.use.conditional:
x = x.evaluate_conditionals(myuse)
mykey = x.cp
if not mykey.startswith("virtual/"):
newsplit.append(x)
if atom_graph is not None:
atom_graph.add(x, graph_parent)
continue
mychoices = myvirtuals.get(mykey, [])
if x.blocker:
# Virtual blockers are no longer expanded here since
# the un-expanded virtual atom is more useful for
# maintaining a cache of blocker atoms.
newsplit.append(x)
if atom_graph is not None:
atom_graph.add(x, graph_parent)
continue
if repoman or not hasattr(portdb, 'match_pkgs'):
if portdb.cp_list(x.cp):
newsplit.append(x)
else:
# TODO: Add PROVIDE check for repoman.
a = []
for y in mychoices:
a.append(dep.Atom(x.replace(x.cp, y.cp, 1)))
if not a:
newsplit.append(x)
elif len(a) == 1:
newsplit.append(a[0])
else:
newsplit.append(['||'] + a)
continue
pkgs = []
# Ignore USE deps here, since otherwise we might not
# get any matches. Choices with correct USE settings
# will be preferred in dep_zapdeps().
matches = portdb.match_pkgs(x.without_use)
# Use descending order to prefer higher versions.
matches.reverse()
for pkg in matches:
# only use new-style matches
if pkg.cp.startswith("virtual/"):
pkgs.append(pkg)
if not (pkgs or mychoices):
# This one couldn't be expanded as a new-style virtual. Old-style
# virtuals have already been expanded by dep_virtual, so this one
# is unavailable and dep_zapdeps will identify it as such. The
# atom is not eliminated here since it may still represent a
# dependency that needs to be satisfied.
newsplit.append(x)
if atom_graph is not None:
atom_graph.add(x, graph_parent)
continue
a = []
for pkg in pkgs:
virt_atom = '=' + pkg.cpv
if x.use:
virt_atom += str(x.use)
virt_atom = dep.Atom(virt_atom)
# According to GLEP 37, RDEPEND is the only dependency
# type that is valid for new-style virtuals. Repoman
# should enforce this.
depstring = pkg.metadata['RDEPEND']
pkg_kwargs = kwargs.copy()
pkg_kwargs["myuse"] = pkg.use.enabled
if edebug:
util.writemsg_level(_("Virtual Parent: %s\n") \
% (pkg,), noiselevel=-1, level=logging.DEBUG)
util.writemsg_level(_("Virtual Depstring: %s\n") \
% (depstring,), noiselevel=-1, level=logging.DEBUG)
# Set EAPI used for validation in dep_check() recursion.
mytrees["virt_parent"] = (pkg, virt_atom)
try:
mycheck = dep_check(depstring, mydbapi, mysettings,
myroot=myroot, trees=trees, **pkg_kwargs)
finally:
# Restore previous EAPI after recursion.
if virt_parent is not None:
mytrees["virt_parent"] = virt_parent
else:
del mytrees["virt_parent"]
if not mycheck[0]:
raise portage.exception.ParseError(
"%s: %s '%s'" % (y[0], mycheck[1], depstring))
# pull in the new-style virtual
mycheck[1].append(virt_atom)
a.append(mycheck[1])
if atom_graph is not None:
atom_graph.add(virt_atom, graph_parent)
# Plain old-style virtuals. New-style virtuals are preferred.
if not pkgs:
for y in mychoices:
new_atom = dep.Atom(x.replace(x.cp, y.cp, 1))
matches = portdb.match(new_atom)
# portdb is an instance of depgraph._dep_check_composite_db, so
# USE conditionals are already evaluated.
if matches and mykey in \
portdb.aux_get(matches[-1], ['PROVIDE'])[0].split():
a.append(new_atom)
if atom_graph is not None:
atom_graph.add(new_atom, graph_parent)
if not a and mychoices:
# Check for a virtual package.provided match.
for y in mychoices:
new_atom = dep.Atom(x.replace(x.cp, y.cp, 1))
if match_from_list(new_atom,
pprovideddict.get(new_atom.cp, [])):
a.append(new_atom)
if atom_graph is not None:
atom_graph.add(new_atom, graph_parent)
if not a:
newsplit.append(x)
if atom_graph is not None:
atom_graph.add(x, graph_parent)
elif len(a) == 1:
newsplit.append(a[0])
else:
newsplit.append(['||'] + a)
return newsplit
def dep_eval(deplist):
if not deplist:
return 1
if deplist[0]=="||":
#or list; we just need one "1"
for x in deplist[1:]:
if isinstance(x, list):
if dep_eval(x)==1:
return 1
elif x==1:
return 1
#XXX: unless there's no available atoms in the list
#in which case we need to assume that everything is
#okay as some ebuilds are relying on an old bug.
if len(deplist) == 1:
return 1
return 0
else:
for x in deplist:
if isinstance(x, list):
if dep_eval(x)==0:
return 0
elif x==0 or x==2:
return 0
return 1
def dep_zapdeps(unreduced, reduced, myroot, use_binaries=0, trees=None):
"""Takes an unreduced and reduced deplist and removes satisfied dependencies.
Returned deplist contains steps that must be taken to satisfy dependencies."""
if trees is None:
global db
trees = db
writemsg("ZapDeps -- %s\n" % (use_binaries), 2)
if not reduced or unreduced == ["||"] or dep_eval(reduced):
return []
if unreduced[0] != "||":
unresolved = []
for x, satisfied in zip(unreduced, reduced):
if isinstance(x, list):
unresolved += dep_zapdeps(x, satisfied, myroot,
use_binaries=use_binaries, trees=trees)
elif not satisfied:
unresolved.append(x)
return unresolved
# We're at a ( || atom ... ) type level and need to make a choice
deps = unreduced[1:]
satisfieds = reduced[1:]
# Our preference order is for an the first item that:
# a) contains all unmasked packages with the same key as installed packages
# b) contains all unmasked packages
# c) contains masked installed packages
# d) is the first item
preferred_installed = []
preferred_in_graph = []
preferred_any_slot = []
preferred_non_installed = []
unsat_use_in_graph = []
unsat_use_installed = []
unsat_use_non_installed = []
other = []
# unsat_use_* must come after preferred_non_installed
# for correct ordering in cases like || ( foo[a] foo[b] ).
choice_bins = (
preferred_in_graph,
preferred_installed,
preferred_any_slot,
preferred_non_installed,
unsat_use_in_graph,
unsat_use_installed,
unsat_use_non_installed,
other,
)
# Alias the trees we'll be checking availability against
parent = trees[myroot].get("parent")
priority = trees[myroot].get("priority")
graph_db = trees[myroot].get("graph_db")
vardb = None
if "vartree" in trees[myroot]:
vardb = trees[myroot]["vartree"].dbapi
if use_binaries:
mydbapi = trees[myroot]["bintree"].dbapi
else:
mydbapi = trees[myroot]["porttree"].dbapi
# Sort the deps into installed, not installed but already
# in the graph and other, not installed and not in the graph
# and other, with values of [[required_atom], availablility]
for x, satisfied in zip(deps, satisfieds):
if isinstance(x, list):
atoms = dep_zapdeps(x, satisfied, myroot,
use_binaries=use_binaries, trees=trees)
else:
atoms = [x]
if vardb is None:
# When called by repoman, we can simply return the first choice
# because dep_eval() handles preference selection.
return atoms
all_available = True
all_use_satisfied = True
slot_map = {}
cp_map = {}
for atom in atoms:
if atom.blocker:
continue
# Ignore USE dependencies here since we don't want USE
# settings to adversely affect || preference evaluation.
avail_pkg = mydbapi.match(atom.without_use)
if avail_pkg:
avail_pkg = avail_pkg[-1] # highest (ascending order)
avail_slot = dep.Atom("%s:%s" % (atom.cp,
mydbapi.aux_get(avail_pkg, ["SLOT"])[0]))
if not avail_pkg:
all_available = False
all_use_satisfied = False
break
if atom.use:
avail_pkg_use = mydbapi.match(atom)
if not avail_pkg_use:
all_use_satisfied = False
else:
# highest (ascending order)
avail_pkg_use = avail_pkg_use[-1]
if avail_pkg_use != avail_pkg:
avail_pkg = avail_pkg_use
avail_slot = dep.Atom("%s:%s" % (atom.cp,
mydbapi.aux_get(avail_pkg, ["SLOT"])[0]))
slot_map[avail_slot] = avail_pkg
pkg_cp = cpv_getkey(avail_pkg)
highest_cpv = cp_map.get(pkg_cp)
if highest_cpv is None or \
pkgcmp(catpkgsplit(avail_pkg)[1:],
catpkgsplit(highest_cpv)[1:]) > 0:
cp_map[pkg_cp] = avail_pkg
this_choice = (atoms, slot_map, cp_map, all_available)
if all_available:
# The "all installed" criterion is not version or slot specific.
# If any version of a package is already in the graph then we
# assume that it is preferred over other possible packages choices.
all_installed = True
for atom in set(dep.Atom(atom.cp) for atom in atoms \
if not atom.blocker):
# New-style virtuals have zero cost to install.
if not vardb.match(atom) and not atom.startswith("virtual/"):
all_installed = False
break
all_installed_slots = False
if all_installed:
all_installed_slots = True
for slot_atom in slot_map:
# New-style virtuals have zero cost to install.
if not vardb.match(slot_atom) and \
not slot_atom.startswith("virtual/"):
all_installed_slots = False
break
if graph_db is None:
if all_use_satisfied:
if all_installed:
if all_installed_slots:
preferred_installed.append(this_choice)
else:
preferred_any_slot.append(this_choice)
else:
preferred_non_installed.append(this_choice)
else:
if all_installed_slots:
unsat_use_installed.append(this_choice)
else:
unsat_use_non_installed.append(this_choice)
else:
all_in_graph = True
for slot_atom in slot_map:
# New-style virtuals have zero cost to install.
if not graph_db.match(slot_atom) and \
not slot_atom.startswith("virtual/"):
all_in_graph = False
break
circular_atom = None
if all_in_graph:
if parent is None or priority is None:
pass
elif priority.buildtime:
# Check if the atom would result in a direct circular
# dependency and try to avoid that if it seems likely
# to be unresolvable. This is only relevant for
# buildtime deps that aren't already satisfied by an
# installed package.
cpv_slot_list = [parent]
for atom in atoms:
if atom.blocker:
continue
if vardb.match(atom):
# If the atom is satisfied by an installed
# version then it's not a circular dep.
continue
if atom.cp != parent.cp:
continue
if match_from_list(atom, cpv_slot_list):
circular_atom = atom
break
if circular_atom is not None:
other.append(this_choice)
else:
if all_use_satisfied:
if all_in_graph:
preferred_in_graph.append(this_choice)
elif all_installed:
if all_installed_slots:
preferred_installed.append(this_choice)
else:
preferred_any_slot.append(this_choice)
else:
preferred_non_installed.append(this_choice)
else:
if all_in_graph:
unsat_use_in_graph.append(this_choice)
elif all_installed_slots:
unsat_use_installed.append(this_choice)
else:
unsat_use_non_installed.append(this_choice)
else:
other.append(this_choice)
# Prefer choices which contain upgrades to higher slots. This helps
# for deps such as || ( foo:1 foo:2 ), where we want to prefer the
# atom which matches the higher version rather than the atom furthest
# to the left. Sorting is done separately for each of choice_bins, so
# as not to interfere with the ordering of the bins. Because of the
# bin separation, the main function of this code is to allow
# --depclean to remove old slots (rather than to pull in new slots).
for choices in choice_bins:
if len(choices) < 2:
continue
for choice_1 in choices[1:]:
atoms_1, slot_map_1, cp_map_1, all_available_1 = choice_1
cps = set(cp_map_1)
for choice_2 in choices:
if choice_1 is choice_2:
# choice_1 will not be promoted, so move on
break
atoms_2, slot_map_2, cp_map_2, all_available_2 = choice_2
intersecting_cps = cps.intersection(cp_map_2)
if not intersecting_cps:
continue
has_upgrade = False
has_downgrade = False
for cp in intersecting_cps:
version_1 = cp_map_1[cp]
version_2 = cp_map_2[cp]
difference = pkgcmp(catpkgsplit(version_1)[1:],
catpkgsplit(version_2)[1:])
if difference != 0:
if difference > 0:
has_upgrade = True
else:
has_downgrade = True
break
if has_upgrade and not has_downgrade:
# promote choice_1 in front of choice_2
choices.remove(choice_1)
index_2 = choices.index(choice_2)
choices.insert(index_2, choice_1)
break
for allow_masked in (False, True):
for choices in choice_bins:
for atoms, slot_map, cp_map, all_available in choices:
if all_available or allow_masked:
return atoms
assert(False) # This point should not be reachable
def dep_expand(mydep, mydb=None, use_cache=1, settings=None):
'''
@rtype: Atom
'''
if not len(mydep):
return mydep
if mydep[0]=="*":
mydep=mydep[1:]
orig_dep = mydep
if isinstance(orig_dep, dep.Atom):
mydep = orig_dep.cp
else:
mydep = orig_dep
has_cat = '/' in orig_dep
if not has_cat:
alphanum = re.search(r'\w', orig_dep)
if alphanum:
mydep = orig_dep[:alphanum.start()] + "null/" + \
orig_dep[alphanum.start():]
try:
mydep = dep.Atom(mydep)
except exception.InvalidAtom:
# Missing '=' prefix is allowed for backward compatibility.
if not dep.isvalidatom("=" + mydep):
raise
mydep = dep.Atom('=' + mydep)
orig_dep = '=' + orig_dep
if not has_cat:
null_cat, pn = catsplit(mydep.cp)
mydep = pn
else:
mydep = mydep.cp
expanded = cpv_expand(mydep, mydb=mydb,
use_cache=use_cache, settings=settings)
return portage.dep.Atom(orig_dep.replace(mydep, expanded, 1))
def dep_check(depstring, mydbapi, mysettings, use="yes", mode=None, myuse=None,
use_cache=1, use_binaries=0, myroot="/", trees=None):
"""Takes a depend string and parses the condition."""
edebug = mysettings.get("PORTAGE_DEBUG", None) == "1"
#check_config_instance(mysettings)
if trees is None:
trees = globals()["db"]
if use=="yes":
if myuse is None:
#default behavior
myusesplit = mysettings["PORTAGE_USE"].split()
else:
myusesplit = myuse
# We've been given useflags to use.
#print "USE FLAGS PASSED IN."
#print myuse
#if "bindist" in myusesplit:
# print "BINDIST is set!"
#else:
# print "BINDIST NOT set."
else:
#we are being run by autouse(), don't consult USE vars yet.
# WE ALSO CANNOT USE SETTINGS
myusesplit=[]
#convert parenthesis to sublists
try:
mysplit = portage.dep.paren_reduce(depstring)
except portage.exception.InvalidDependString as e:
return [0, str(e)]
mymasks = set()
useforce = set()
useforce.add(mysettings["ARCH"])
if use == "all":
# This masking/forcing is only for repoman. In other cases, relevant
# masking/forcing should have already been applied via
# config.regenerate(). Also, binary or installed packages may have
# been built with flags that are now masked, and it would be
# inconsistent to mask them now. Additionally, myuse may consist of
# flags from a parent package that is being merged to a $ROOT that is
# different from the one that mysettings represents.
mymasks.update(mysettings.usemask)
mymasks.update(mysettings.archlist())
mymasks.discard(mysettings["ARCH"])
useforce.update(mysettings.useforce)
useforce.difference_update(mymasks)
try:
mysplit = portage.dep.use_reduce(mysplit, uselist=myusesplit,
masklist=mymasks, matchall=(use=="all"), excludeall=useforce)
except portage.exception.InvalidDependString as e:
return [0, str(e)]
# Do the || conversions
mysplit=portage.dep.dep_opconvert(mysplit)
if mysplit == []:
#dependencies were reduced to nothing
return [1,[]]
# Recursively expand new-style virtuals so as to
# collapse one or more levels of indirection.
try:
mysplit = _expand_new_virtuals(mysplit, edebug, mydbapi, mysettings,
use=use, mode=mode, myuse=myuse,
use_force=useforce, use_mask=mymasks, use_cache=use_cache,
use_binaries=use_binaries, myroot=myroot, trees=trees)
except portage.exception.ParseError as e:
return [0, str(e)]
mysplit2=mysplit[:]
mysplit2=dep_wordreduce(mysplit2,mysettings,mydbapi,mode,use_cache=use_cache)
if mysplit2 is None:
return [0, _("Invalid token")]
writemsg("\n\n\n", 1)
writemsg("mysplit: %s\n" % (mysplit), 1)
writemsg("mysplit2: %s\n" % (mysplit2), 1)
try:
selected_atoms = dep_zapdeps(mysplit, mysplit2, myroot,
use_binaries=use_binaries, trees=trees)
except portage.exception.InvalidAtom as e:
if portage.dep._dep_check_strict:
raise # This shouldn't happen.
# dbapi.match() failed due to an invalid atom in
# the dependencies of an installed package.
return [0, _("Invalid atom: '%s'") % (e,)]
return [1, selected_atoms]
def dep_wordreduce(mydeplist,mysettings,mydbapi,mode,use_cache=1):
"Reduces the deplist to ones and zeros"
deplist=mydeplist[:]
for mypos, token in enumerate(deplist):
if isinstance(deplist[mypos], list):
#recurse
deplist[mypos]=dep_wordreduce(deplist[mypos],mysettings,mydbapi,mode,use_cache=use_cache)
elif deplist[mypos]=="||":
pass
elif token[:1] == "!":
deplist[mypos] = False
else:
mykey = deplist[mypos].cp
if mysettings and mykey in mysettings.pprovideddict and \
match_from_list(deplist[mypos], mysettings.pprovideddict[mykey]):
deplist[mypos]=True
elif mydbapi is None:
# Assume nothing is satisfied. This forces dep_zapdeps to
# return all of deps the deps that have been selected
# (excluding those satisfied by package.provided).
deplist[mypos] = False
else:
if mode:
x = mydbapi.xmatch(mode, deplist[mypos])
if mode.startswith("minimum-"):
mydep = []
if x:
mydep.append(x)
else:
mydep = x
else:
mydep=mydbapi.match(deplist[mypos],use_cache=use_cache)
if mydep!=None:
tmp=(len(mydep)>=1)
if deplist[mypos][0]=="!":
tmp=False
deplist[mypos]=tmp
else:
#encountered invalid string
return None
return deplist
def cpv_expand(mycpv, mydb=None, use_cache=1, settings=None):
"""Given a string (packagename or virtual) expand it into a valid
cat/package string. Virtuals use the mydb to determine which provided
virtual is a valid choice and defaults to the first element when there
are no installed/available candidates."""
myslash=mycpv.split("/")
mysplit = versions._pkgsplit(myslash[-1])
if settings is None:
settings = globals()["settings"]
virts = settings.getvirtuals()
virts_p = settings.get_virts_p()
if len(myslash)>2:
# this is illegal case.
mysplit=[]
mykey=mycpv
elif len(myslash)==2:
if mysplit:
mykey=myslash[0]+"/"+mysplit[0]
else:
mykey=mycpv
if mydb and virts and mykey in virts:
writemsg("mydb.__class__: %s\n" % (mydb.__class__), 1)
if hasattr(mydb, "cp_list"):
if not mydb.cp_list(mykey, use_cache=use_cache):
writemsg("virts[%s]: %s\n" % (str(mykey),virts[mykey]), 1)
mykey_orig = mykey[:]
for vkey in virts[mykey]:
# The virtuals file can contain a versioned atom, so
# it may be necessary to remove the operator and
# version from the atom before it is passed into
# dbapi.cp_list().
if mydb.cp_list(vkey.cp):
mykey = str(vkey)
writemsg(_("virts chosen: %s\n") % (mykey), 1)
break
if mykey == mykey_orig:
mykey = str(virts[mykey][0])
writemsg(_("virts defaulted: %s\n") % (mykey), 1)
#we only perform virtual expansion if we are passed a dbapi
else:
#specific cpv, no category, ie. "foo-1.0"
if mysplit:
myp=mysplit[0]
else:
# "foo" ?
myp=mycpv
mykey=None
matches=[]
if mydb and hasattr(mydb, "categories"):
for x in mydb.categories:
if mydb.cp_list(x+"/"+myp,use_cache=use_cache):
matches.append(x+"/"+myp)
if len(matches) > 1:
virtual_name_collision = False
if len(matches) == 2:
for x in matches:
if not x.startswith("virtual/"):
# Assume that the non-virtual is desired. This helps
# avoid the ValueError for invalid deps that come from
# installed packages (during reverse blocker detection,
# for example).
mykey = x
else:
virtual_name_collision = True
if not virtual_name_collision:
# AmbiguousPackageName inherits from ValueError,
# for backward compatibility with calling code
# that already handles ValueError.
raise portage.exception.AmbiguousPackageName(matches)
elif matches:
mykey=matches[0]
if not mykey and not isinstance(mydb, list):
if myp in virts_p:
mykey=virts_p[myp][0]
#again, we only perform virtual expansion if we have a dbapi (not a list)
if not mykey:
mykey="null/"+myp
if mysplit:
if mysplit[2]=="r0":
return mykey+"-"+mysplit[1]
else:
return mykey+"-"+mysplit[1]+"-"+mysplit[2]
else:
return mykey
def getmaskingreason(mycpv, metadata=None, settings=None, portdb=None, return_location=False):
from portage.util import grablines
if settings is None:
settings = globals()["settings"]
if portdb is None:
portdb = globals()["portdb"]
mysplit = catpkgsplit(mycpv)
if not mysplit:
raise ValueError(_("invalid CPV: %s") % mycpv)
if metadata is None:
db_keys = list(portdb._aux_cache_keys)
try:
metadata = dict(zip(db_keys, portdb.aux_get(mycpv, db_keys)))
except KeyError:
if not portdb.cpv_exists(mycpv):
raise
if metadata is None:
# Can't access SLOT due to corruption.
cpv_slot_list = [mycpv]
else:
cpv_slot_list = ["%s:%s" % (mycpv, metadata["SLOT"])]
mycp=mysplit[0]+"/"+mysplit[1]
# XXX- This is a temporary duplicate of code from the config constructor.
locations = [os.path.join(settings["PORTDIR"], "profiles")]
locations.extend(settings.profiles)
for ov in settings["PORTDIR_OVERLAY"].split():
profdir = os.path.join(normalize_path(ov), "profiles")
if os.path.isdir(profdir):
locations.append(profdir)
locations.append(os.path.join(settings["PORTAGE_CONFIGROOT"],
USER_CONFIG_PATH))
locations.reverse()
pmasklists = [(x, grablines(os.path.join(x, "package.mask"), recursive=1)) for x in locations]
if mycp in settings.pmaskdict:
for x in settings.pmaskdict[mycp]:
if match_from_list(x, cpv_slot_list):
for pmask in pmasklists:
comment = ""
comment_valid = -1
pmask_filename = os.path.join(pmask[0], "package.mask")
for i in range(len(pmask[1])):
l = pmask[1][i].strip()
if l == "":
comment = ""
comment_valid = -1
elif l[0] == "#":
comment += (l+"\n")
comment_valid = i + 1
elif l == x:
if comment_valid != i:
comment = ""
if return_location:
return (comment, pmask_filename)
else:
return comment
elif comment_valid != -1:
# Apparently this comment applies to muliple masks, so
# it remains valid until a blank line is encountered.
comment_valid += 1
if return_location:
return (None, None)
else:
return None
def getmaskingstatus(mycpv, settings=None, portdb=None):
if settings is None:
settings = config(clone=globals()["settings"])
if portdb is None:
portdb = globals()["portdb"]
metadata = None
installed = False
if not isinstance(mycpv, basestring):
# emerge passed in a Package instance
pkg = mycpv
mycpv = pkg.cpv
metadata = pkg.metadata
installed = pkg.installed
mysplit = catpkgsplit(mycpv)
if not mysplit:
raise ValueError(_("invalid CPV: %s") % mycpv)
if metadata is None:
db_keys = list(portdb._aux_cache_keys)
try:
metadata = dict(zip(db_keys, portdb.aux_get(mycpv, db_keys)))
except KeyError:
if not portdb.cpv_exists(mycpv):
raise
return ["corruption"]
if "?" in metadata["LICENSE"]:
settings.setcpv(mycpv, mydb=metadata)
metadata["USE"] = settings["PORTAGE_USE"]
else:
metadata["USE"] = ""
mycp=mysplit[0]+"/"+mysplit[1]
rValue = []
# profile checking
if settings._getProfileMaskAtom(mycpv, metadata):
rValue.append("profile")
# package.mask checking
if settings._getMaskAtom(mycpv, metadata):
rValue.append("package.mask")
# keywords checking
eapi = metadata["EAPI"]
mygroups = settings._getKeywords(mycpv, metadata)
licenses = metadata["LICENSE"]
properties = metadata["PROPERTIES"]
slot = metadata["SLOT"]
if eapi.startswith("-"):
eapi = eapi[1:]
if not eapi_is_supported(eapi):
return ["EAPI %s" % eapi]
elif _eapi_is_deprecated(eapi) and not installed:
return ["EAPI %s" % eapi]
egroups = settings.configdict["backupenv"].get(
"ACCEPT_KEYWORDS", "").split()
pgroups = settings["ACCEPT_KEYWORDS"].split()
myarch = settings["ARCH"]
if pgroups and myarch not in pgroups:
"""For operating systems other than Linux, ARCH is not necessarily a
valid keyword."""
myarch = pgroups[0].lstrip("~")
cp = cpv_getkey(mycpv)
pkgdict = settings.pkeywordsdict.get(cp)
matches = False
if pkgdict:
cpv_slot_list = ["%s:%s" % (mycpv, metadata["SLOT"])]
for atom, pkgkeywords in pkgdict.items():
if match_from_list(atom, cpv_slot_list):
matches = True
pgroups.extend(pkgkeywords)
if matches or egroups:
pgroups.extend(egroups)
inc_pgroups = set()
for x in pgroups:
if x.startswith("-"):
if x == "-*":
inc_pgroups.clear()
else:
inc_pgroups.discard(x[1:])
else:
inc_pgroups.add(x)
pgroups = inc_pgroups
del inc_pgroups
kmask = "missing"
if '**' in pgroups:
kmask = None
else:
for keyword in pgroups:
if keyword in mygroups:
kmask = None
break
if kmask:
fallback = None
for gp in mygroups:
if gp=="*":
kmask=None
break
elif gp=="-"+myarch and myarch in pgroups:
kmask="-"+myarch
break
elif gp=="~"+myarch and myarch in pgroups:
kmask="~"+myarch
break
try:
missing_licenses = settings._getMissingLicenses(mycpv, metadata)
if missing_licenses:
allowed_tokens = set(["||", "(", ")"])
allowed_tokens.update(missing_licenses)
license_split = licenses.split()
license_split = [x for x in license_split \
if x in allowed_tokens]
msg = license_split[:]
msg.append("license(s)")
rValue.append(" ".join(msg))
except portage.exception.InvalidDependString as e:
rValue.append("LICENSE: "+str(e))
try:
missing_properties = settings._getMissingProperties(mycpv, metadata)
if missing_properties:
allowed_tokens = set(["||", "(", ")"])
allowed_tokens.update(missing_properties)
properties_split = properties.split()
properties_split = [x for x in properties_split \
if x in allowed_tokens]
msg = properties_split[:]
msg.append("properties")
rValue.append(" ".join(msg))
except portage.exception.InvalidDependString as e:
rValue.append("PROPERTIES: "+str(e))
# Only show KEYWORDS masks for installed packages
# if they're not masked for any other reason.
if kmask and (not installed or not rValue):
rValue.append(kmask+" keyword")
return rValue
auxdbkeys=[
'DEPEND', 'RDEPEND', 'SLOT', 'SRC_URI',
'RESTRICT', 'HOMEPAGE', 'LICENSE', 'DESCRIPTION',
'KEYWORDS', 'INHERITED', 'IUSE', 'UNUSED_00',
'PDEPEND', 'PROVIDE', 'EAPI',
'PROPERTIES', 'DEFINED_PHASES', 'UNUSED_05', 'UNUSED_04',
'UNUSED_03', 'UNUSED_02', 'UNUSED_01',
]
auxdbkeylen=len(auxdbkeys)
def pkgmerge(mytbz2, myroot, mysettings, mydbapi=None,
vartree=None, prev_mtimes=None, blockers=None):
"""will merge a .tbz2 file, returning a list of runtime dependencies
that must be satisfied, or None if there was a merge error. This
code assumes the package exists."""
warnings.warn("portage.pkgmerge() is deprecated",
DeprecationWarning, stacklevel=2)
global db
if mydbapi is None:
mydbapi = db[myroot]["bintree"].dbapi
if vartree is None:
vartree = db[myroot]["vartree"]
if mytbz2[-5:]!=".tbz2":
print(_("!!! Not a .tbz2 file"))
return 1
tbz2_lock = None
mycat = None
mypkg = None
did_merge_phase = False
success = False
try:
""" Don't lock the tbz2 file because the filesytem could be readonly or
shared by a cluster."""
#tbz2_lock = portage.locks.lockfile(mytbz2, wantnewlockfile=1)
mypkg = os.path.basename(mytbz2)[:-5]
xptbz2 = portage.xpak.tbz2(mytbz2)
mycat = xptbz2.getfile(_unicode_encode("CATEGORY",
encoding=_encodings['repo.content']))
if not mycat:
writemsg(_("!!! CATEGORY info missing from info chunk, aborting...\n"),
noiselevel=-1)
return 1
mycat = _unicode_decode(mycat,
encoding=_encodings['repo.content'], errors='replace')
mycat = mycat.strip()
# These are the same directories that would be used at build time.
builddir = os.path.join(
mysettings["PORTAGE_TMPDIR"], "portage", mycat, mypkg)
catdir = os.path.dirname(builddir)
pkgloc = os.path.join(builddir, "image")
infloc = os.path.join(builddir, "build-info")
myebuild = os.path.join(
infloc, os.path.basename(mytbz2)[:-4] + "ebuild")
portage.util.ensure_dirs(os.path.dirname(catdir),
uid=portage_uid, gid=portage_gid, mode=0o70, mask=0)
catdir_lock = portage.locks.lockdir(catdir)
portage.util.ensure_dirs(catdir,
uid=portage_uid, gid=portage_gid, mode=0o70, mask=0)
try:
shutil.rmtree(builddir)
except (IOError, OSError) as e:
if e.errno != errno.ENOENT:
raise
del e
for mydir in (builddir, pkgloc, infloc):
portage.util.ensure_dirs(mydir, uid=portage_uid,
gid=portage_gid, mode=0o755)
writemsg_stdout(_(">>> Extracting info\n"))
xptbz2.unpackinfo(infloc)
mysettings.setcpv(mycat + "/" + mypkg, mydb=mydbapi)
# Store the md5sum in the vdb.
fp = open(_unicode_encode(os.path.join(infloc, 'BINPKGMD5')), 'w')
fp.write(str(portage.checksum.perform_md5(mytbz2))+"\n")
fp.close()
# This gives bashrc users an opportunity to do various things
# such as remove binary packages after they're installed.
mysettings["PORTAGE_BINPKG_FILE"] = mytbz2
mysettings.backup_changes("PORTAGE_BINPKG_FILE")
debug = mysettings.get("PORTAGE_DEBUG", "") == "1"
# Eventually we'd like to pass in the saved ebuild env here.
retval = doebuild(myebuild, "setup", myroot, mysettings, debug=debug,
tree="bintree", mydbapi=mydbapi, vartree=vartree)
if retval != os.EX_OK:
writemsg(_("!!! Setup failed: %s\n") % retval, noiselevel=-1)
return retval
writemsg_stdout(_(">>> Extracting %s\n") % mypkg)
retval = portage.process.spawn_bash(
"bzip2 -dqc -- '%s' | tar -xp -C '%s' -f -" % (mytbz2, pkgloc),
env=mysettings.environ())
if retval != os.EX_OK:
writemsg(_("!!! Error Extracting '%s'\n") % mytbz2, noiselevel=-1)
return retval
#portage.locks.unlockfile(tbz2_lock)
#tbz2_lock = None
mylink = dblink(mycat, mypkg, myroot, mysettings, vartree=vartree,
treetype="bintree", blockers=blockers)
retval = mylink.merge(pkgloc, infloc, myroot, myebuild, cleanup=0,
mydbapi=mydbapi, prev_mtimes=prev_mtimes)
did_merge_phase = True
success = retval == os.EX_OK
return retval
finally:
mysettings.pop("PORTAGE_BINPKG_FILE", None)
if tbz2_lock:
portage.locks.unlockfile(tbz2_lock)
if True:
if not did_merge_phase:
# The merge phase handles this already. Callers don't know how
# far this function got, so we have to call elog_process() here
# so that it's only called once.
from portage.elog import elog_process
elog_process(mycat + "/" + mypkg, mysettings)
try:
if success:
shutil.rmtree(builddir)
except (IOError, OSError) as e:
if e.errno != errno.ENOENT:
raise
del e
def deprecated_profile_check(settings=None):
config_root = "/"
if settings is not None:
config_root = settings["PORTAGE_CONFIGROOT"]
deprecated_profile_file = os.path.join(config_root,
DEPRECATED_PROFILE_FILE)
if not os.access(deprecated_profile_file, os.R_OK):
return False
dcontent = codecs.open(_unicode_encode(deprecated_profile_file,
encoding=_encodings['fs'], errors='strict'),
mode='r', encoding=_encodings['content'], errors='replace').readlines()
writemsg(colorize("BAD", _("\n!!! Your current profile is "
"deprecated and not supported anymore.")) + "\n", noiselevel=-1)
writemsg(colorize("BAD", _("!!! Use eselect profile to update your "
"profile.")) + "\n", noiselevel=-1)
if not dcontent:
writemsg(colorize("BAD", _("!!! Please refer to the "
"Gentoo Upgrading Guide.")) + "\n", noiselevel=-1)
return True
newprofile = dcontent[0]
writemsg(colorize("BAD", _("!!! Please upgrade to the "
"following profile if possible:")) + "\n", noiselevel=-1)
writemsg(8*" " + colorize("GOOD", newprofile) + "\n", noiselevel=-1)
if len(dcontent) > 1:
writemsg(_("To upgrade do the following steps:\n"), noiselevel=-1)
for myline in dcontent[1:]:
writemsg(myline, noiselevel=-1)
writemsg("\n\n", noiselevel=-1)
return True
# gets virtual package settings
def getvirtuals(myroot):
"""
Calls portage.settings.getvirtuals().
@deprecated: Use portage.settings.getvirtuals().
"""
global settings
warnings.warn("portage.getvirtuals() is deprecated",
DeprecationWarning, stacklevel=2)
return settings.getvirtuals()
def commit_mtimedb(mydict=None, filename=None):
if mydict is None:
global mtimedb
if "mtimedb" not in globals() or mtimedb is None:
return
mtimedb.commit()
return
if filename is None:
global mtimedbfile
filename = mtimedbfile
mydict["version"] = VERSION
d = {} # for full backward compat, pickle it as a plain dict object.
d.update(mydict)
try:
f = atomic_ofstream(filename, mode='wb')
pickle.dump(d, f, protocol=2)
f.close()
portage.util.apply_secpass_permissions(filename,
uid=uid, gid=portage_gid, mode=0o644)
except (IOError, OSError) as e:
pass
def portageexit():
global uid,portage_gid,portdb,db
if secpass and os.environ.get("SANDBOX_ON") != "1":
close_portdbapi_caches()
commit_mtimedb()
atexit_register(portageexit)
def _global_updates(trees, prev_mtimes):
"""
Perform new global updates if they exist in $PORTDIR/profiles/updates/.
@param trees: A dictionary containing portage trees.
@type trees: dict
@param prev_mtimes: A dictionary containing mtimes of files located in
$PORTDIR/profiles/updates/.
@type prev_mtimes: dict
@rtype: None or List
@return: None if no were no updates, otherwise a list of update commands
that have been performed.
"""
# only do this if we're root and not running repoman/ebuild digest
global secpass
if secpass < 2 or "SANDBOX_ACTIVE" in os.environ:
return
root = "/"
mysettings = trees["/"]["vartree"].settings
updpath = os.path.join(mysettings["PORTDIR"], "profiles", "updates")
try:
if mysettings["PORTAGE_CALLER"] == "fixpackages":
update_data = grab_updates(updpath)
else:
update_data = grab_updates(updpath, prev_mtimes)
except portage.exception.DirectoryNotFound:
writemsg(_("--- 'profiles/updates' is empty or "
"not available. Empty portage tree?\n"), noiselevel=1)
return
myupd = None
if len(update_data) > 0:
do_upgrade_packagesmessage = 0
myupd = []
timestamps = {}
for mykey, mystat, mycontent in update_data:
writemsg_stdout("\n\n")
writemsg_stdout(colorize("GOOD",
_("Performing Global Updates: "))+bold(mykey)+"\n")
writemsg_stdout(_("(Could take a couple of minutes if you have a lot of binary packages.)\n"))
writemsg_stdout(_(" %s='update pass' %s='binary update' "
"%s='/var/db update' %s='/var/db move'\n"
" %s='/var/db SLOT move' %s='binary move' "
"%s='binary SLOT move'\n %s='update /etc/portage/package.*'\n") % \
(bold("."), bold("*"), bold("#"), bold("@"), bold("s"), bold("%"), bold("S"), bold("p")))
valid_updates, errors = parse_updates(mycontent)
myupd.extend(valid_updates)
writemsg_stdout(len(valid_updates) * "." + "\n")
if len(errors) == 0:
# Update our internal mtime since we
# processed all of our directives.
timestamps[mykey] = mystat[stat.ST_MTIME]
else:
for msg in errors:
writemsg("%s\n" % msg, noiselevel=-1)
world_file = os.path.join(root, WORLD_FILE)
world_list = grabfile(world_file)
world_modified = False
for update_cmd in myupd:
for pos, atom in enumerate(world_list):
new_atom = update_dbentry(update_cmd, atom)
if atom != new_atom:
world_list[pos] = new_atom
world_modified = True
if world_modified:
world_list.sort()
write_atomic(world_file,
"".join("%s\n" % (x,) for x in world_list))
update_config_files("/",
mysettings.get("CONFIG_PROTECT","").split(),
mysettings.get("CONFIG_PROTECT_MASK","").split(),
myupd)
trees["/"]["bintree"] = binarytree("/", mysettings["PKGDIR"],
settings=mysettings)
vardb = trees["/"]["vartree"].dbapi
bindb = trees["/"]["bintree"].dbapi
if not os.access(bindb.bintree.pkgdir, os.W_OK):
bindb = None
for update_cmd in myupd:
if update_cmd[0] == "move":
moves = vardb.move_ent(update_cmd)
if moves:
writemsg_stdout(moves * "@")
if bindb:
moves = bindb.move_ent(update_cmd)
if moves:
writemsg_stdout(moves * "%")
elif update_cmd[0] == "slotmove":
moves = vardb.move_slot_ent(update_cmd)
if moves:
writemsg_stdout(moves * "s")
if bindb:
moves = bindb.move_slot_ent(update_cmd)
if moves:
writemsg_stdout(moves * "S")
# The above global updates proceed quickly, so they
# are considered a single mtimedb transaction.
if len(timestamps) > 0:
# We do not update the mtime in the mtimedb
# until after _all_ of the above updates have
# been processed because the mtimedb will
# automatically commit when killed by ctrl C.
for mykey, mtime in timestamps.items():
prev_mtimes[mykey] = mtime
# We gotta do the brute force updates for these now.
if mysettings["PORTAGE_CALLER"] == "fixpackages" or \
"fixpackages" in mysettings.features:
def onUpdate(maxval, curval):
if curval > 0:
writemsg_stdout("#")
vardb.update_ents(myupd, onUpdate=onUpdate)
if bindb:
def onUpdate(maxval, curval):
if curval > 0:
writemsg_stdout("*")
bindb.update_ents(myupd, onUpdate=onUpdate)
else:
do_upgrade_packagesmessage = 1
# Update progress above is indicated by characters written to stdout so
# we print a couple new lines here to separate the progress output from
# what follows.
print()
print()
if do_upgrade_packagesmessage and bindb and \
bindb.cpv_all():
writemsg_stdout(_(" ** Skipping packages. Run 'fixpackages' or set it in FEATURES to fix the tbz2's in the packages directory.\n"))
writemsg_stdout(bold(_("Note: This can take a very long time.")))
writemsg_stdout("\n")
if myupd:
return myupd
#continue setting up other trees
class MtimeDB(dict):
def __init__(self, filename):
dict.__init__(self)
self.filename = filename
self._load(filename)
def _load(self, filename):
try:
f = open(_unicode_encode(filename), 'rb')
mypickle = pickle.Unpickler(f)
try:
mypickle.find_global = None
except AttributeError:
# TODO: If py3k, override Unpickler.find_class().
pass
d = mypickle.load()
f.close()
del f
except (IOError, OSError, EOFError, ValueError, pickle.UnpicklingError) as e:
if isinstance(e, pickle.UnpicklingError):
writemsg(_("!!! Error loading '%s': %s\n") % \
(filename, str(e)), noiselevel=-1)
del e
d = {}
if "old" in d:
d["updates"] = d["old"]
del d["old"]
if "cur" in d:
del d["cur"]
d.setdefault("starttime", 0)
d.setdefault("version", "")
for k in ("info", "ldpath", "updates"):
d.setdefault(k, {})
mtimedbkeys = set(("info", "ldpath", "resume", "resume_backup",
"starttime", "updates", "version"))
for k in list(d):
if k not in mtimedbkeys:
writemsg(_("Deleting invalid mtimedb key: %s\n") % str(k))
del d[k]
self.update(d)
self._clean_data = copy.deepcopy(d)
def commit(self):
if not self.filename:
return
d = {}
d.update(self)
# Only commit if the internal state has changed.
if d != self._clean_data:
commit_mtimedb(mydict=d, filename=self.filename)
self._clean_data = copy.deepcopy(d)
def create_trees(config_root=None, target_root=None, trees=None):
if trees is None:
trees = {}
else:
# clean up any existing portdbapi instances
for myroot in trees:
portdb = trees[myroot]["porttree"].dbapi
portdb.close_caches()
portdbapi.portdbapi_instances.remove(portdb)
del trees[myroot]["porttree"], myroot, portdb
settings = config(config_root=config_root, target_root=target_root,
config_incrementals=portage.const.INCREMENTALS)
settings.lock()
myroots = [(settings["ROOT"], settings)]
if settings["ROOT"] != "/":
# When ROOT != "/" we only want overrides from the calling
# environment to apply to the config that's associated
# with ROOT != "/", so pass a nearly empty dict for the env parameter.
clean_env = {}
for k in ('PATH', 'TERM'):
v = settings.get(k)
if v is not None:
clean_env[k] = v
settings = config(config_root=None, target_root="/", env=clean_env)
settings.lock()
myroots.append((settings["ROOT"], settings))
for myroot, mysettings in myroots:
trees[myroot] = portage.util.LazyItemsDict(trees.get(myroot, {}))
trees[myroot].addLazySingleton("virtuals", mysettings.getvirtuals, myroot)
trees[myroot].addLazySingleton(
"vartree", vartree, myroot, categories=mysettings.categories,
settings=mysettings)
trees[myroot].addLazySingleton("porttree",
portagetree, myroot, settings=mysettings)
trees[myroot].addLazySingleton("bintree",
binarytree, myroot, mysettings["PKGDIR"], settings=mysettings)
return trees
class _LegacyGlobalProxy(proxy.objectproxy.ObjectProxy):
"""
Instances of these serve as proxies to global variables
that are initialized on demand.
"""
__slots__ = ('_name',)
def __init__(self, name):
proxy.objectproxy.ObjectProxy.__init__(self)
object.__setattr__(self, '_name', name)
def _get_target(self):
init_legacy_globals()
name = object.__getattribute__(self, '_name')
return globals()[name]
class _PortdbProxy(proxy.objectproxy.ObjectProxy):
"""
The portdb is initialized separately from the rest
of the variables, since sometimes the other variables
are needed while the portdb is not.
"""
__slots__ = ()
def _get_target(self):
init_legacy_globals()
global db, portdb, root, _portdb_initialized
if not _portdb_initialized:
portdb = db[root]["porttree"].dbapi
_portdb_initialized = True
return portdb
class _MtimedbProxy(proxy.objectproxy.ObjectProxy):
"""
The mtimedb is independent from the portdb and other globals.
"""
__slots__ = ('_name',)
def __init__(self, name):
proxy.objectproxy.ObjectProxy.__init__(self)
object.__setattr__(self, '_name', name)
def _get_target(self):
global mtimedb, mtimedbfile, _mtimedb_initialized
if not _mtimedb_initialized:
mtimedbfile = os.path.join(os.path.sep,
CACHE_PATH, "mtimedb")
mtimedb = MtimeDB(mtimedbfile)
_mtimedb_initialized = True
name = object.__getattribute__(self, '_name')
return globals()[name]
_legacy_global_var_names = ("archlist", "db", "features",
"groups", "mtimedb", "mtimedbfile", "pkglines",
"portdb", "profiledir", "root", "selinux_enabled",
"settings", "thirdpartymirrors", "usedefaults")
def _disable_legacy_globals():
"""
This deletes the ObjectProxy instances that are used
for lazy initialization of legacy global variables.
The purpose of deleting them is to prevent new code
from referencing these deprecated variables.
"""
global _legacy_global_var_names
for k in _legacy_global_var_names:
globals().pop(k, None)
# Initialization of legacy globals. No functions/classes below this point
# please! When the above functions and classes become independent of the
# below global variables, it will be possible to make the below code
# conditional on a backward compatibility flag (backward compatibility could
# be disabled via an environment variable, for example). This will enable new
# code that is aware of this flag to import portage without the unnecessary
# overhead (and other issues!) of initializing the legacy globals.
def init_legacy_globals():
global _globals_initialized
if _globals_initialized:
return
_globals_initialized = True
global db, settings, root, portdb, selinux_enabled, mtimedbfile, mtimedb, \
archlist, features, groups, pkglines, thirdpartymirrors, usedefaults, \
profiledir, flushmtimedb
# Portage needs to ensure a sane umask for the files it creates.
os.umask(0o22)
kwargs = {}
for k, envvar in (("config_root", "PORTAGE_CONFIGROOT"), ("target_root", "ROOT")):
kwargs[k] = os.environ.get(envvar, "/")
global _initializing_globals
_initializing_globals = True
db = create_trees(**kwargs)
del _initializing_globals
settings = db["/"]["vartree"].settings
for myroot in db:
if myroot != "/":
settings = db[myroot]["vartree"].settings
break
root = settings["ROOT"]
output._init(config_root=settings['PORTAGE_CONFIGROOT'])
# ========================================================================
# COMPATIBILITY
# These attributes should not be used
# within Portage under any circumstances.
# ========================================================================
archlist = settings.archlist()
features = settings.features
groups = settings["ACCEPT_KEYWORDS"].split()
pkglines = settings.packages
selinux_enabled = settings.selinux_enabled()
thirdpartymirrors = settings.thirdpartymirrors()
usedefaults = settings.use_defs
profiledir = os.path.join(settings["PORTAGE_CONFIGROOT"], PROFILE_PATH)
if not os.path.isdir(profiledir):
profiledir = None
def flushmtimedb(record):
writemsg("portage.flushmtimedb() is DEPRECATED\n")
# ========================================================================
# COMPATIBILITY
# These attributes should not be used
# within Portage under any circumstances.
# ========================================================================
if True:
_mtimedb_initialized = False
mtimedb = _MtimedbProxy("mtimedb")
mtimedbfile = _MtimedbProxy("mtimedbfile")
_portdb_initialized = False
portdb = _PortdbProxy()
_globals_initialized = False
for k in ("db", "settings", "root", "selinux_enabled",
"archlist", "features", "groups",
"pkglines", "thirdpartymirrors", "usedefaults", "profiledir",
"flushmtimedb"):
globals()[k] = _LegacyGlobalProxy(k)
# Clear the cache
dircache={}
# ============================================================================
# ============================================================================
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