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|
# Copyright 1998-2009 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
__all__ = [
"close_portdbapi_caches", "FetchlistDict", "portagetree", "portdbapi"
]
import portage
portage.proxy.lazyimport.lazyimport(globals(),
'portage.checksum',
'portage.dbapi.dep_expand:dep_expand',
'portage.dep:dep_getkey,flatten,match_from_list,paren_reduce,use_reduce',
'portage.env.loaders:KeyValuePairFileLoader',
'portage.package.ebuild.doebuild:doebuild',
'portage.util:ensure_dirs,shlex_split,writemsg,writemsg_level',
'portage.util.listdir:listdir',
'portage.versions:best,catpkgsplit,_pkgsplit@pkgsplit,ver_regexp',
)
from portage.cache.cache_errors import CacheError
from portage.cache.mappings import Mapping
from portage.const import REPO_NAME_LOC
from portage.data import portage_gid, secpass
from portage.dbapi import dbapi
from portage.exception import PortageException, \
FileNotFound, InvalidDependString, InvalidPackageName
from portage.localization import _
from portage.manifest import Manifest
from portage import eclass_cache, auxdbkeys, \
eapi_is_supported, dep_check, \
_eapi_is_deprecated
from portage import os
from portage import _encodings
from portage import _unicode_decode
from portage import _unicode_encode
from portage import OrderedDict
import os as _os
import codecs
import logging
import stat
import sys
import warnings
if sys.hexversion >= 0x3000000:
long = int
def _src_uri_validate(cpv, eapi, src_uri):
"""
Take a SRC_URI structure as returned by paren_reduce or use_reduce
and validate it. Raises InvalidDependString if a problem is detected,
such as missing operand for a -> operator.
"""
uri = None
operator = None
for x in src_uri:
if isinstance(x, list):
if operator is not None:
raise portage.exception.InvalidDependString(
("getFetchMap(): '%s' SRC_URI arrow missing " + \
"right operand") % (cpv,))
uri = None
_src_uri_validate(cpv, eapi, x)
continue
if x == '||':
raise portage.exception.InvalidDependString(
("getFetchMap(): '%s' SRC_URI contains invalid " + \
"|| operator") % (cpv,))
if x[-1:] == "?":
if operator is not None:
raise portage.exception.InvalidDependString(
("getFetchMap(): '%s' SRC_URI arrow missing " + \
"right operand") % (cpv,))
uri = None
continue
if uri is None:
if x == "->":
raise portage.exception.InvalidDependString(
("getFetchMap(): '%s' SRC_URI arrow missing " + \
"left operand") % (cpv,))
uri = x
continue
if x == "->":
if eapi in ("0", "1"):
raise portage.exception.InvalidDependString(
("getFetchMap(): '%s' SRC_URI arrows are not " + \
"supported with EAPI='%s'") % (cpv, eapi))
operator = x
continue
if operator is None:
uri = x
continue
# This should be the right operand of an arrow operator.
if "/" in x:
raise portage.exception.InvalidDependString(
("getFetchMap(): '%s' SRC_URI '/' character in " + \
"file name: '%s'") % (cpv, x))
if x[-1:] == "?":
raise portage.exception.InvalidDependString(
("getFetchMap(): '%s' SRC_URI arrow missing " + \
"right operand") % (cpv,))
# Found the right operand, so reset state.
uri = None
operator = None
if operator is not None:
raise portage.exception.InvalidDependString(
"getFetchMap(): '%s' SRC_URI arrow missing right operand" % \
(cpv,))
class _repo_info(object):
__slots__ = ('name', 'path', 'eclass_db', 'portdir', 'portdir_overlay')
def __init__(self, name, path, eclass_db):
self.name = name
self.path = path
self.eclass_db = eclass_db
self.portdir = eclass_db.porttrees[0]
self.portdir_overlay = ' '.join(eclass_db.porttrees[1:])
class portdbapi(dbapi):
"""this tree will scan a portage directory located at root (passed to init)"""
portdbapi_instances = []
_use_mutable = True
def _get_settings(self):
warnings.warn("Use portdbapi.settings instead of portdbapi.mysettings",
DeprecationWarning)
return self.settings
def _set_settings(self, settings):
warnings.warn("Use portdbapi.settings instead of portdbapi.mysettings",
DeprecationWarning)
self.settings = settings
def _del_settings (self):
warnings.warn("Use portdbapi.settings instead of portdbapi.mysettings",
DeprecationWarning)
del self.settings
mysettings = property(_get_settings, _set_settings, _del_settings,
"Deprecated self.mysettings, only for backward compatibility")
@property
def _categories(self):
return self.settings.categories
def __init__(self, _unused_param=None, mysettings=None):
"""
@param _unused_param: deprecated, use mysettings['PORTDIR'] instead
@type _unused_param: None
@param mysettings: an immutable config instance
@type mysettings: portage.config
"""
portdbapi.portdbapi_instances.append(self)
from portage import config
if mysettings:
self.settings = mysettings
else:
from portage import settings
self.settings = config(clone=settings)
porttree_root = self.settings['PORTDIR']
# always show this warning after this parameter
# is unused in stable portage
if _unused_param is not None and _unused_param != porttree_root:
warnings.warn("The first parameter of the " + \
"portage.dbapi.porttree.portdbapi" + \
" constructor is now unused. Use " + \
"mysettings['PORTDIR'] instead.",
DeprecationWarning, stacklevel=2)
# This is strictly for use in aux_get() doebuild calls when metadata
# is generated by the depend phase. It's safest to use a clone for
# this purpose because doebuild makes many changes to the config
# instance that is passed in.
self.doebuild_settings = config(clone=self.settings)
self.depcachedir = os.path.realpath(self.settings.depcachedir)
if os.environ.get("SANDBOX_ON") == "1":
# Make api consumers exempt from sandbox violations
# when doing metadata cache updates.
sandbox_write = os.environ.get("SANDBOX_WRITE", "").split(":")
if self.depcachedir not in sandbox_write:
sandbox_write.append(self.depcachedir)
os.environ["SANDBOX_WRITE"] = \
":".join(filter(None, sandbox_write))
porttrees = [os.path.realpath(porttree_root)]
porttrees.extend(os.path.realpath(x) for x in \
shlex_split(self.settings.get('PORTDIR_OVERLAY', '')))
treemap = {}
repository_map = {}
self.treemap = treemap
self._repository_map = repository_map
identically_named_paths = {}
for path in porttrees:
if path in repository_map:
continue
repo_name_path = os.path.join(path, REPO_NAME_LOC)
try:
repo_name = codecs.open(
_unicode_encode(repo_name_path,
encoding=_encodings['fs'], errors='strict'),
mode='r', encoding=_encodings['repo.content'],
errors='replace').readline().strip()
except EnvironmentError:
# warn about missing repo_name at some other time, since we
# don't want to see a warning every time the portage module is
# imported.
pass
else:
identically_named_path = treemap.get(repo_name)
if identically_named_path is not None:
# The earlier one is discarded.
del repository_map[identically_named_path]
identically_named_paths[identically_named_path] = repo_name
if identically_named_path == porttrees[0]:
# Found another repo with the same name as
# $PORTDIR, so update porttrees[0] to match.
porttrees[0] = path
treemap[repo_name] = path
repository_map[path] = repo_name
# Ensure that each repo_name is unique. Later paths override
# earlier ones that correspond to the same name.
porttrees = [x for x in porttrees if x not in identically_named_paths]
ignored_map = {}
for path, repo_name in identically_named_paths.items():
ignored_map.setdefault(repo_name, []).append(path)
self._ignored_repos = tuple((repo_name, tuple(paths)) \
for repo_name, paths in ignored_map.items())
self.porttrees = porttrees
porttree_root = porttrees[0]
self.porttree_root = porttree_root
self.eclassdb = eclass_cache.cache(porttree_root)
# This is used as sanity check for aux_get(). If there is no
# root eclass dir, we assume that PORTDIR is invalid or
# missing. This check allows aux_get() to detect a missing
# portage tree and return early by raising a KeyError.
self._have_root_eclass_dir = os.path.isdir(
os.path.join(self.porttree_root, "eclass"))
self.metadbmodule = self.settings.load_best_module("portdbapi.metadbmodule")
#if the portdbapi is "frozen", then we assume that we can cache everything (that no updates to it are happening)
self.xcache = {}
self.frozen = 0
self._repo_info = {}
eclass_dbs = {porttree_root : self.eclassdb}
local_repo_configs = self.settings._local_repo_configs
default_loc_repo_config = None
repo_aliases = {}
if local_repo_configs is not None:
default_loc_repo_config = local_repo_configs.get('DEFAULT')
for repo_name, loc_repo_conf in local_repo_configs.items():
if loc_repo_conf.aliases is not None:
for alias in loc_repo_conf.aliases:
overridden_alias = repo_aliases.get(alias)
if overridden_alias is not None:
writemsg_level(_("!!! Alias '%s' " \
"created for '%s' overrides " \
"'%s' alias in " \
"'%s'\n") % (alias, repo_name,
overridden_alias,
self.settings._local_repo_conf_path),
level=logging.WARNING, noiselevel=-1)
repo_aliases[alias] = repo_name
for path in self.porttrees:
if path in self._repo_info:
continue
repo_name = self._repository_map.get(path)
loc_repo_conf = None
if local_repo_configs is not None:
if repo_name is not None:
loc_repo_conf = local_repo_configs.get(repo_name)
if loc_repo_conf is None:
loc_repo_conf = default_loc_repo_config
layout_filename = os.path.join(path, "metadata/layout.conf")
layout_file = KeyValuePairFileLoader(layout_filename, None, None)
layout_data, layout_errors = layout_file.load()
porttrees = []
masters = None
if loc_repo_conf is not None and \
loc_repo_conf.masters is not None:
masters = loc_repo_conf.masters
else:
masters = layout_data.get('masters', '').split()
for master_name in masters:
master_name = repo_aliases.get(master_name, master_name)
master_path = self.treemap.get(master_name)
if master_path is None:
writemsg_level(_("Unavailable repository '%s' " \
"referenced by masters entry in '%s'\n") % \
(master_name, layout_filename),
level=logging.ERROR, noiselevel=-1)
else:
porttrees.append(master_path)
if not porttrees and path != porttree_root:
# Make PORTDIR the default master, but only if our
# heuristics suggest that it's necessary.
profiles_desc = os.path.join(path, 'profiles', 'profiles.desc')
eclass_dir = os.path.join(path, 'eclass')
if not os.path.isfile(profiles_desc) or \
not os.path.isdir(eclass_dir):
porttrees.append(porttree_root)
porttrees.append(path)
if loc_repo_conf is not None and \
loc_repo_conf.eclass_overrides is not None:
for other_name in loc_repo_conf.eclass_overrides:
other_path = self.treemap.get(other_name)
if other_path is None:
writemsg_level(_("Unavailable repository '%s' " \
"referenced by eclass-overrides entry in " \
"'%s'\n") % (other_name,
self.settings._local_repo_conf_path),
level=logging.ERROR, noiselevel=-1)
continue
porttrees.append(other_path)
eclass_db = None
for porttree in porttrees:
tree_db = eclass_dbs.get(porttree)
if tree_db is None:
tree_db = eclass_cache.cache(porttree)
eclass_dbs[porttree] = tree_db
if eclass_db is None:
eclass_db = tree_db.copy()
else:
eclass_db.append(tree_db)
self._repo_info[path] = _repo_info(repo_name, path, eclass_db)
self.auxdbmodule = self.settings.load_best_module("portdbapi.auxdbmodule")
self.auxdb = {}
self._pregen_auxdb = {}
self._init_cache_dirs()
depcachedir_w_ok = os.access(self.depcachedir, os.W_OK)
cache_kwargs = {
'gid' : portage_gid,
'perms' : 0o664
}
if secpass < 1:
# portage_gid is irrelevant, so just obey umask
cache_kwargs['gid'] = -1
cache_kwargs['perms'] = -1
# XXX: REMOVE THIS ONCE UNUSED_0 IS YANKED FROM auxdbkeys
# ~harring
filtered_auxdbkeys = [x for x in auxdbkeys if not x.startswith("UNUSED_0")]
filtered_auxdbkeys.sort()
from portage.cache import metadata_overlay, volatile
if not depcachedir_w_ok:
for x in self.porttrees:
db_ro = self.auxdbmodule(self.depcachedir, x,
filtered_auxdbkeys, gid=portage_gid, readonly=True)
self.auxdb[x] = metadata_overlay.database(
self.depcachedir, x, filtered_auxdbkeys,
gid=portage_gid, db_rw=volatile.database,
db_ro=db_ro)
else:
for x in self.porttrees:
if x in self.auxdb:
continue
# location, label, auxdbkeys
self.auxdb[x] = self.auxdbmodule(
self.depcachedir, x, filtered_auxdbkeys, **cache_kwargs)
if self.auxdbmodule is metadata_overlay.database:
self.auxdb[x].db_ro.ec = self._repo_info[x].eclass_db
if "metadata-transfer" not in self.settings.features:
for x in self.porttrees:
if x in self._pregen_auxdb:
continue
if os.path.isdir(os.path.join(x, "metadata", "cache")):
self._pregen_auxdb[x] = self.metadbmodule(
x, "metadata/cache", filtered_auxdbkeys, readonly=True)
try:
self._pregen_auxdb[x].ec = self._repo_info[x].eclass_db
except AttributeError:
pass
# Selectively cache metadata in order to optimize dep matching.
self._aux_cache_keys = set(
["DEPEND", "EAPI", "INHERITED", "IUSE", "KEYWORDS", "LICENSE",
"PDEPEND", "PROPERTIES", "PROVIDE", "RDEPEND", "repository",
"RESTRICT", "SLOT", "DEFINED_PHASES"])
self._aux_cache = {}
self._broken_ebuilds = set()
def _init_cache_dirs(self):
"""Create /var/cache/edb/dep and adjust permissions for the portage
group."""
dirmode = 0o2070
filemode = 0o60
modemask = 0o2
try:
ensure_dirs(self.depcachedir, gid=portage_gid,
mode=dirmode, mask=modemask)
except PortageException as e:
pass
def close_caches(self):
if not hasattr(self, "auxdb"):
# unhandled exception thrown from constructor
return
for x in self.auxdb:
self.auxdb[x].sync()
self.auxdb.clear()
def flush_cache(self):
for x in self.auxdb.values():
x.sync()
def findLicensePath(self, license_name):
mytrees = self.porttrees[:]
mytrees.reverse()
for x in mytrees:
license_path = os.path.join(x, "licenses", license_name)
if os.access(license_path, os.R_OK):
return license_path
return None
def findname(self,mycpv):
return self.findname2(mycpv)[0]
def getRepositoryPath(self, repository_id):
"""
This function is required for GLEP 42 compliance; given a valid repository ID
it must return a path to the repository
TreeMap = { id:path }
"""
if repository_id in self.treemap:
return self.treemap[repository_id]
return None
def getRepositoryName(self, canonical_repo_path):
"""
This is the inverse of getRepositoryPath().
@param canonical_repo_path: the canonical path of a repository, as
resolved by os.path.realpath()
@type canonical_repo_path: String
@returns: The repo_name for the corresponding repository, or None
if the path does not correspond a known repository
@rtype: String or None
"""
return self._repository_map.get(canonical_repo_path)
def getRepositories(self):
"""
This function is required for GLEP 42 compliance; it will return a list of
repository IDs
TreeMap = {id: path}
"""
return [k for k in self.treemap if k]
def findname2(self, mycpv, mytree=None):
"""
Returns the location of the CPV, and what overlay it was in.
Searches overlays first, then PORTDIR; this allows us to return the first
matching file. As opposed to starting in portdir and then doing overlays
second, we would have to exhaustively search the overlays until we found
the file we wanted.
"""
if not mycpv:
return (None, 0)
mysplit = mycpv.split("/")
psplit = pkgsplit(mysplit[1])
if psplit is None or len(mysplit) != 2:
raise InvalidPackageName(mycpv)
# For optimal performace in this hot spot, we do manual unicode
# handling here instead of using the wrapped os module.
encoding = _encodings['fs']
errors = 'strict'
if mytree:
mytrees = [mytree]
else:
mytrees = self.porttrees[:]
mytrees.reverse()
relative_path = mysplit[0] + _os.sep + psplit[0] + _os.sep + \
mysplit[1] + ".ebuild"
for x in mytrees:
filename = x + _os.sep + relative_path
if _os.access(_unicode_encode(filename,
encoding=encoding, errors=errors), _os.R_OK):
return (filename, x)
return (None, 0)
def _metadata_process(self, cpv, ebuild_path, repo_path):
"""
Create an EbuildMetadataPhase instance to generate metadata for the
give ebuild.
@rtype: EbuildMetadataPhase
@returns: A new EbuildMetadataPhase instance, or None if the
metadata cache is already valid.
"""
metadata, st, emtime = self._pull_valid_cache(cpv, ebuild_path, repo_path)
if metadata is not None:
return None
import _emerge
process = _emerge.EbuildMetadataPhase(cpv=cpv, ebuild_path=ebuild_path,
ebuild_mtime=emtime, metadata_callback=self._metadata_callback,
portdb=self, repo_path=repo_path, settings=self.doebuild_settings)
return process
def _metadata_callback(self, cpv, ebuild_path, repo_path, metadata, mtime):
i = metadata
if hasattr(metadata, "items"):
i = iter(metadata.items())
metadata = dict(i)
if metadata.get("INHERITED", False):
metadata["_eclasses_"] = self._repo_info[repo_path
].eclass_db.get_eclass_data(metadata["INHERITED"].split())
else:
metadata["_eclasses_"] = {}
metadata.pop("INHERITED", None)
metadata["_mtime_"] = mtime
eapi = metadata.get("EAPI")
if not eapi or not eapi.strip():
eapi = "0"
metadata["EAPI"] = eapi
if not eapi_is_supported(eapi):
for k in set(metadata).difference(("_mtime_", "_eclasses_")):
metadata[k] = ""
metadata["EAPI"] = "-" + eapi.lstrip("-")
self.auxdb[repo_path][cpv] = metadata
return metadata
def _pull_valid_cache(self, cpv, ebuild_path, repo_path):
try:
# Don't use unicode-wrapped os module, for better performance.
st = _os.stat(_unicode_encode(ebuild_path,
encoding=_encodings['fs'], errors='strict'))
emtime = st[stat.ST_MTIME]
except OSError:
writemsg(_("!!! aux_get(): ebuild for " \
"'%s' does not exist at:\n") % (cpv,), noiselevel=-1)
writemsg("!!! %s\n" % ebuild_path, noiselevel=-1)
raise KeyError(cpv)
# Pull pre-generated metadata from the metadata/cache/
# directory if it exists and is valid, otherwise fall
# back to the normal writable cache.
auxdbs = []
pregen_auxdb = self._pregen_auxdb.get(repo_path)
if pregen_auxdb is not None:
auxdbs.append(pregen_auxdb)
auxdbs.append(self.auxdb[repo_path])
eclass_db = self._repo_info[repo_path].eclass_db
doregen = True
for auxdb in auxdbs:
try:
metadata = auxdb[cpv]
except KeyError:
pass
except CacheError:
if auxdb is not pregen_auxdb:
try:
del auxdb[cpv]
except KeyError:
pass
except CacheError:
pass
else:
eapi = metadata.get('EAPI', '').strip()
if not eapi:
eapi = '0'
if not (eapi[:1] == '-' and eapi_is_supported(eapi[1:])) and \
emtime == metadata['_mtime_'] and \
eclass_db.is_eclass_data_valid(metadata['_eclasses_']):
doregen = False
if not doregen:
break
if doregen:
metadata = None
return (metadata, st, emtime)
def aux_get(self, mycpv, mylist, mytree=None):
"stub code for returning auxilliary db information, such as SLOT, DEPEND, etc."
'input: "sys-apps/foo-1.0",["SLOT","DEPEND","HOMEPAGE"]'
'return: ["0",">=sys-libs/bar-1.0","http://www.foo.com"] or raise KeyError if error'
cache_me = False
if not mytree:
cache_me = True
if not mytree and not self._known_keys.intersection(
mylist).difference(self._aux_cache_keys):
aux_cache = self._aux_cache.get(mycpv)
if aux_cache is not None:
return [aux_cache.get(x, "") for x in mylist]
cache_me = True
global auxdbkeys, auxdbkeylen
try:
cat, pkg = mycpv.split("/", 1)
except ValueError:
# Missing slash. Can't find ebuild so raise KeyError.
raise KeyError(mycpv)
myebuild, mylocation = self.findname2(mycpv, mytree)
if not myebuild:
writemsg("!!! aux_get(): %s\n" % \
_("ebuild not found for '%s'") % mycpv, noiselevel=1)
raise KeyError(mycpv)
mydata, st, emtime = self._pull_valid_cache(mycpv, myebuild, mylocation)
doregen = mydata is None
if doregen:
if myebuild in self._broken_ebuilds:
raise KeyError(mycpv)
if not self._have_root_eclass_dir:
raise KeyError(mycpv)
self.doebuild_settings.setcpv(mycpv)
mydata = {}
eapi = None
if eapi is None and \
'parse-eapi-ebuild-head' in self.doebuild_settings.features:
eapi = portage._parse_eapi_ebuild_head(codecs.open(
_unicode_encode(myebuild,
encoding=_encodings['fs'], errors='strict'),
mode='r', encoding=_encodings['repo.content'],
errors='replace'))
if eapi is not None:
self.doebuild_settings.configdict['pkg']['EAPI'] = eapi
if eapi is not None and not portage.eapi_is_supported(eapi):
mydata['EAPI'] = eapi
else:
myret = doebuild(myebuild, "depend",
self.doebuild_settings["ROOT"], self.doebuild_settings,
dbkey=mydata, tree="porttree", mydbapi=self)
if myret != os.EX_OK:
self._broken_ebuilds.add(myebuild)
raise KeyError(mycpv)
self._metadata_callback(
mycpv, myebuild, mylocation, mydata, emtime)
if mydata.get("INHERITED", False):
mydata["_eclasses_"] = self._repo_info[mylocation
].eclass_db.get_eclass_data(mydata["INHERITED"].split())
else:
mydata["_eclasses_"] = {}
# do we have a origin repository name for the current package
mydata["repository"] = self._repository_map.get(mylocation, "")
mydata["INHERITED"] = ' '.join(mydata.get("_eclasses_", []))
mydata["_mtime_"] = st[stat.ST_MTIME]
eapi = mydata.get("EAPI")
if not eapi:
eapi = "0"
mydata["EAPI"] = eapi
if not eapi_is_supported(eapi):
for k in set(mydata).difference(("_mtime_", "_eclasses_")):
mydata[k] = ""
mydata["EAPI"] = "-" + eapi.lstrip("-")
#finally, we look at our internal cache entry and return the requested data.
returnme = [mydata.get(x, "") for x in mylist]
if cache_me:
aux_cache = {}
for x in self._aux_cache_keys:
aux_cache[x] = mydata.get(x, "")
self._aux_cache[mycpv] = aux_cache
return returnme
def getFetchMap(self, mypkg, useflags=None, mytree=None):
"""
Get the SRC_URI metadata as a dict which maps each file name to a
set of alternative URIs.
@param mypkg: cpv for an ebuild
@type mypkg: String
@param useflags: a collection of enabled USE flags, for evaluation of
conditionals
@type useflags: set, or None to enable all conditionals
@param mytree: The canonical path of the tree in which the ebuild
is located, or None for automatic lookup
@type mypkg: String
@returns: A dict which maps each file name to a set of alternative
URIs.
@rtype: dict
"""
try:
eapi, myuris = self.aux_get(mypkg,
["EAPI", "SRC_URI"], mytree=mytree)
except KeyError:
# Convert this to an InvalidDependString exception since callers
# already handle it.
raise portage.exception.InvalidDependString(
"getFetchMap(): aux_get() error reading "+mypkg+"; aborting.")
if not eapi_is_supported(eapi):
# Convert this to an InvalidDependString exception
# since callers already handle it.
raise portage.exception.InvalidDependString(
"getFetchMap(): '%s' has unsupported EAPI: '%s'" % \
(mypkg, eapi.lstrip("-")))
myuris = paren_reduce(myuris)
_src_uri_validate(mypkg, eapi, myuris)
myuris = use_reduce(myuris, uselist=useflags,
matchall=(useflags is None))
myuris = flatten(myuris)
uri_map = OrderedDict()
myuris.reverse()
while myuris:
uri = myuris.pop()
if myuris and myuris[-1] == "->":
operator = myuris.pop()
distfile = myuris.pop()
else:
distfile = os.path.basename(uri)
if not distfile:
raise portage.exception.InvalidDependString(
("getFetchMap(): '%s' SRC_URI has no file " + \
"name: '%s'") % (mypkg, uri))
uri_set = uri_map.get(distfile)
if uri_set is None:
uri_set = set()
uri_map[distfile] = uri_set
uri_set.add(uri)
uri = None
operator = None
return uri_map
def getfetchsizes(self, mypkg, useflags=None, debug=0):
# returns a filename:size dictionnary of remaining downloads
myebuild = self.findname(mypkg)
if myebuild is None:
raise AssertionError("ebuild not found for '%s'" % mypkg)
pkgdir = os.path.dirname(myebuild)
mf = Manifest(pkgdir, self.settings["DISTDIR"])
checksums = mf.getDigests()
if not checksums:
if debug:
writemsg("[empty/missing/bad digest]: %s\n" % (mypkg,))
return {}
filesdict={}
myfiles = self.getFetchMap(mypkg, useflags=useflags)
#XXX: maybe this should be improved: take partial downloads
# into account? check checksums?
for myfile in myfiles:
try:
fetch_size = int(checksums[myfile]["size"])
except (KeyError, ValueError):
if debug:
writemsg(_("[bad digest]: missing %(file)s for %(pkg)s\n") % {"file":myfile, "pkg":mypkg})
continue
file_path = os.path.join(self.settings["DISTDIR"], myfile)
mystat = None
try:
mystat = os.stat(file_path)
except OSError as e:
pass
if mystat is None:
existing_size = 0
ro_distdirs = self.settings.get("PORTAGE_RO_DISTDIRS")
if ro_distdirs is not None:
for x in shlex_split(ro_distdirs):
try:
mystat = os.stat(os.path.join(x, myfile))
except OSError:
pass
else:
if mystat.st_size == fetch_size:
existing_size = fetch_size
break
else:
existing_size = mystat.st_size
remaining_size = fetch_size - existing_size
if remaining_size > 0:
# Assume the download is resumable.
filesdict[myfile] = remaining_size
elif remaining_size < 0:
# The existing file is too large and therefore corrupt.
filesdict[myfile] = int(checksums[myfile]["size"])
return filesdict
def fetch_check(self, mypkg, useflags=None, mysettings=None, all=False):
if all:
useflags = None
elif useflags is None:
if mysettings:
useflags = mysettings["USE"].split()
myfiles = self.getFetchMap(mypkg, useflags=useflags)
myebuild = self.findname(mypkg)
if myebuild is None:
raise AssertionError("ebuild not found for '%s'" % mypkg)
pkgdir = os.path.dirname(myebuild)
mf = Manifest(pkgdir, self.settings["DISTDIR"])
mysums = mf.getDigests()
failures = {}
for x in myfiles:
if not mysums or x not in mysums:
ok = False
reason = _("digest missing")
else:
try:
ok, reason = portage.checksum.verify_all(
os.path.join(self.settings["DISTDIR"], x), mysums[x])
except FileNotFound as e:
ok = False
reason = _("File Not Found: '%s'") % (e,)
if not ok:
failures[x] = reason
if failures:
return False
return True
def cpv_exists(self, mykey):
"Tells us whether an actual ebuild exists on disk (no masking)"
cps2 = mykey.split("/")
cps = catpkgsplit(mykey, silent=0)
if not cps:
#invalid cat/pkg-v
return 0
if self.findname(cps[0] + "/" + cps2[1]):
return 1
else:
return 0
def cp_all(self, categories=None, trees=None):
"""
This returns a list of all keys in our tree or trees
@param categories: optional list of categories to search or
defaults to self.settings.categories
@param trees: optional list of trees to search the categories in or
defaults to self.porttrees
@rtype list of [cat/pkg,...]
"""
d = {}
if categories is None:
categories = self.settings.categories
if trees is None:
trees = self.porttrees
for x in categories:
for oroot in trees:
for y in listdir(oroot+"/"+x, EmptyOnError=1, ignorecvs=1, dirsonly=1):
if not self._pkg_dir_name_re.match(y) or \
y == "CVS":
continue
d[x+"/"+y] = None
l = list(d)
l.sort()
return l
def cp_list(self, mycp, use_cache=1, mytree=None):
if self.frozen and mytree is None:
cachelist = self.xcache["cp-list"].get(mycp)
if cachelist is not None:
# Try to propagate this to the match-all cache here for
# repoman since he uses separate match-all caches for each
# profile (due to old-style virtuals). Do not propagate
# old-style virtuals since cp_list() doesn't expand them.
if not (not cachelist and mycp.startswith("virtual/")):
self.xcache["match-all"][mycp] = cachelist
return cachelist[:]
mysplit = mycp.split("/")
invalid_category = mysplit[0] not in self._categories
d={}
if mytree:
mytrees = [mytree]
else:
mytrees = self.porttrees
for oroot in mytrees:
try:
file_list = os.listdir(os.path.join(oroot, mycp))
except OSError:
continue
for x in file_list:
pf = None
if x[-7:] == '.ebuild':
pf = x[:-7]
if pf is not None:
ps = pkgsplit(pf)
if not ps:
writemsg(_("\nInvalid ebuild name: %s\n") % \
os.path.join(oroot, mycp, x), noiselevel=-1)
continue
if ps[0] != mysplit[1]:
writemsg(_("\nInvalid ebuild name: %s\n") % \
os.path.join(oroot, mycp, x), noiselevel=-1)
continue
ver_match = ver_regexp.match("-".join(ps[1:]))
if ver_match is None or not ver_match.groups():
writemsg(_("\nInvalid ebuild version: %s\n") % \
os.path.join(oroot, mycp, x), noiselevel=-1)
continue
d[mysplit[0]+"/"+pf] = None
if invalid_category and d:
writemsg(_("\n!!! '%s' has a category that is not listed in " \
"%setc/portage/categories\n") % \
(mycp, self.settings["PORTAGE_CONFIGROOT"]), noiselevel=-1)
mylist = []
else:
mylist = list(d)
# Always sort in ascending order here since it's handy
# and the result can be easily cached and reused.
self._cpv_sort_ascending(mylist)
if self.frozen and mytree is None:
cachelist = mylist[:]
self.xcache["cp-list"][mycp] = cachelist
# Do not propagate old-style virtuals since
# cp_list() doesn't expand them.
if not (not cachelist and mycp.startswith("virtual/")):
self.xcache["match-all"][mycp] = cachelist
return mylist
def freeze(self):
for x in "bestmatch-visible", "cp-list", "list-visible", "match-all", \
"match-visible", "minimum-all", "minimum-visible":
self.xcache[x]={}
self.frozen=1
def melt(self):
self.xcache = {}
self.frozen = 0
def xmatch(self,level,origdep,mydep=None,mykey=None,mylist=None):
"caching match function; very trick stuff"
#if no updates are being made to the tree, we can consult our xcache...
if self.frozen:
try:
return self.xcache[level][origdep][:]
except KeyError:
pass
if not mydep:
#this stuff only runs on first call of xmatch()
#create mydep, mykey from origdep
mydep = dep_expand(origdep, mydb=self, settings=self.settings)
mykey = mydep.cp
if level == "list-visible":
#a list of all visible packages, not called directly (just by xmatch())
#myval = self.visible(self.cp_list(mykey))
myval = self.gvisible(self.visible(self.cp_list(mykey)))
elif level == "minimum-all":
# Find the minimum matching version. This is optimized to
# minimize the number of metadata accesses (improves performance
# especially in cases where metadata needs to be generated).
cpv_iter = iter(self.cp_list(mykey))
if mydep != mykey:
cpv_iter = self._iter_match(mydep, cpv_iter)
try:
myval = next(cpv_iter)
except StopIteration:
myval = ""
elif level in ("minimum-visible", "bestmatch-visible"):
# Find the minimum matching visible version. This is optimized to
# minimize the number of metadata accesses (improves performance
# especially in cases where metadata needs to be generated).
if mydep == mykey:
mylist = self.cp_list(mykey)
else:
mylist = match_from_list(mydep, self.cp_list(mykey))
myval = ""
settings = self.settings
local_config = settings.local_config
aux_keys = list(self._aux_cache_keys)
if level == "minimum-visible":
iterfunc = iter
else:
iterfunc = reversed
for cpv in iterfunc(mylist):
try:
metadata = dict(zip(aux_keys,
self.aux_get(cpv, aux_keys)))
except KeyError:
# ebuild masked by corruption
continue
if not eapi_is_supported(metadata["EAPI"]):
continue
if mydep.slot and mydep.slot != metadata["SLOT"]:
continue
if settings._getMissingKeywords(cpv, metadata):
continue
if settings._getMaskAtom(cpv, metadata):
continue
if settings._getProfileMaskAtom(cpv, metadata):
continue
if local_config:
metadata["USE"] = ""
if "?" in metadata["LICENSE"] or "?" in metadata["PROPERTIES"]:
self.doebuild_settings.setcpv(cpv, mydb=metadata)
metadata["USE"] = self.doebuild_settings.get("USE", "")
try:
if settings._getMissingLicenses(cpv, metadata):
continue
if settings._getMissingProperties(cpv, metadata):
continue
except InvalidDependString:
continue
if mydep.use:
has_iuse = False
for has_iuse in self._iter_match_use(mydep, [cpv]):
break
if not has_iuse:
continue
myval = cpv
break
elif level == "bestmatch-list":
#dep match -- find best match but restrict search to sublist
#no point in calling xmatch again since we're not caching list deps
myval = best(list(self._iter_match(mydep, mylist)))
elif level == "match-list":
#dep match -- find all matches but restrict search to sublist (used in 2nd half of visible())
myval = list(self._iter_match(mydep, mylist))
elif level == "match-visible":
#dep match -- find all visible matches
#get all visible packages, then get the matching ones
myval = list(self._iter_match(mydep,
self.xmatch("list-visible", mykey, mydep=mykey, mykey=mykey)))
elif level == "match-all":
#match *all* visible *and* masked packages
if mydep == mykey:
myval = self.cp_list(mykey)
else:
myval = list(self._iter_match(mydep, self.cp_list(mykey)))
else:
raise AssertionError(
"Invalid level argument: '%s'" % level)
if self.frozen and (level not in ["match-list", "bestmatch-list"]):
self.xcache[level][mydep] = myval
if origdep and origdep != mydep:
self.xcache[level][origdep] = myval
return myval[:]
def match(self, mydep, use_cache=1):
return self.xmatch("match-visible", mydep)
def visible(self, mylist):
"""two functions in one. Accepts a list of cpv values and uses the package.mask *and*
packages file to remove invisible entries, returning remaining items. This function assumes
that all entries in mylist have the same category and package name."""
if not mylist:
return []
db_keys = ["SLOT"]
visible = []
getMaskAtom = self.settings._getMaskAtom
getProfileMaskAtom = self.settings._getProfileMaskAtom
for cpv in mylist:
try:
metadata = dict(zip(db_keys, self.aux_get(cpv, db_keys)))
except KeyError:
# masked by corruption
continue
if not metadata["SLOT"]:
continue
if getMaskAtom(cpv, metadata):
continue
if getProfileMaskAtom(cpv, metadata):
continue
visible.append(cpv)
return visible
def gvisible(self,mylist):
"strip out group-masked (not in current group) entries"
if mylist is None:
return []
newlist=[]
aux_keys = list(self._aux_cache_keys)
metadata = {}
local_config = self.settings.local_config
chost = self.settings.get('CHOST', '')
accept_chost = self.settings._accept_chost
for mycpv in mylist:
metadata.clear()
try:
metadata.update(zip(aux_keys, self.aux_get(mycpv, aux_keys)))
except KeyError:
continue
except PortageException as e:
writemsg("!!! Error: aux_get('%s', %s)\n" % (mycpv, aux_keys),
noiselevel=-1)
writemsg("!!! %s\n" % (e,), noiselevel=-1)
del e
continue
eapi = metadata["EAPI"]
if not eapi_is_supported(eapi):
continue
if _eapi_is_deprecated(eapi):
continue
if self.settings._getMissingKeywords(mycpv, metadata):
continue
if local_config:
metadata['CHOST'] = chost
if not accept_chost(mycpv, metadata):
continue
metadata["USE"] = ""
if "?" in metadata["LICENSE"] or "?" in metadata["PROPERTIES"]:
self.doebuild_settings.setcpv(mycpv, mydb=metadata)
metadata['USE'] = self.doebuild_settings['PORTAGE_USE']
try:
if self.settings._getMissingLicenses(mycpv, metadata):
continue
if self.settings._getMissingProperties(mycpv, metadata):
continue
except InvalidDependString:
continue
newlist.append(mycpv)
return newlist
def close_portdbapi_caches():
for i in portdbapi.portdbapi_instances:
i.close_caches()
class portagetree(object):
def __init__(self, root="/", virtual=None, settings=None):
"""
Constructor for a PortageTree
@param root: ${ROOT}, defaults to '/', see make.conf(5)
@type root: String/Path
@param virtual: UNUSED
@type virtual: No Idea
@param settings: Portage Configuration object (portage.settings)
@type settings: Instance of portage.config
"""
if True:
self.root = root
if settings is None:
from portage import settings
self.settings = settings
self.portroot = settings["PORTDIR"]
self.virtual = virtual
self.dbapi = portdbapi(mysettings=settings)
def dep_bestmatch(self,mydep):
"compatibility method"
mymatch = self.dbapi.xmatch("bestmatch-visible",mydep)
if mymatch is None:
return ""
return mymatch
def dep_match(self,mydep):
"compatibility method"
mymatch = self.dbapi.xmatch("match-visible",mydep)
if mymatch is None:
return []
return mymatch
def exists_specific(self,cpv):
return self.dbapi.cpv_exists(cpv)
def getallnodes(self):
"""new behavior: these are all *unmasked* nodes. There may or may not be available
masked package for nodes in this nodes list."""
return self.dbapi.cp_all()
def getname(self, pkgname):
"returns file location for this particular package (DEPRECATED)"
if not pkgname:
return ""
mysplit = pkgname.split("/")
psplit = pkgsplit(mysplit[1])
return "/".join([self.portroot, mysplit[0], psplit[0], mysplit[1]])+".ebuild"
def depcheck(self, mycheck, use="yes", myusesplit=None):
return dep_check(mycheck, self.dbapi, use=use, myuse=myusesplit)
def getslot(self,mycatpkg):
"Get a slot for a catpkg; assume it exists."
myslot = ""
try:
myslot = self.dbapi.aux_get(mycatpkg, ["SLOT"])[0]
except SystemExit as e:
raise
except Exception as e:
pass
return myslot
class FetchlistDict(Mapping):
"""
This provide a mapping interface to retrieve fetch lists. It's used
to allow portage.manifest.Manifest to access fetch lists via a standard
mapping interface rather than use the dbapi directly.
"""
def __init__(self, pkgdir, settings, mydbapi):
"""pkgdir is a directory containing ebuilds and settings is passed into
portdbapi.getfetchlist for __getitem__ calls."""
self.pkgdir = pkgdir
self.cp = os.sep.join(pkgdir.split(os.sep)[-2:])
self.settings = settings
self.mytree = os.path.realpath(os.path.dirname(os.path.dirname(pkgdir)))
self.portdb = mydbapi
def __getitem__(self, pkg_key):
"""Returns the complete fetch list for a given package."""
return list(self.portdb.getFetchMap(pkg_key, mytree=self.mytree))
def __contains__(self, cpv):
return cpv in self.__iter__()
def has_key(self, pkg_key):
"""Returns true if the given package exists within pkgdir."""
return pkg_key in self
def __iter__(self):
return iter(self.portdb.cp_list(self.cp, mytree=self.mytree))
def __len__(self):
"""This needs to be implemented in order to avoid
infinite recursion in some cases."""
return len(self.portdb.cp_list(self.cp, mytree=self.mytree))
def keys(self):
"""Returns keys for all packages within pkgdir"""
return self.portdb.cp_list(self.cp, mytree=self.mytree)
if sys.hexversion >= 0x3000000:
keys = __iter__
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