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|
# Copyright 1998-2009 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
__all__ = ["bindbapi", "binarytree"]
import portage
portage.proxy.lazyimport.lazyimport(globals(),
'portage.dbapi.dep_expand:dep_expand',
'portage.dep:dep_getkey,isjustname,match_from_list',
'portage.output:EOutput,colorize',
'portage.package.ebuild.doebuild:_vdb_use_conditional_atoms',
'portage.update:update_dbentries',
'portage.util:ensure_dirs,normalize_path,writemsg,writemsg_stdout',
'portage.util.listdir:listdir',
'portage.versions:best,catpkgsplit,catsplit',
)
from portage.cache.mappings import slot_dict_class
from portage.dbapi.virtual import fakedbapi
from portage.exception import InvalidPackageName, \
PermissionDenied, PortageException
from portage.localization import _
from portage import _movefile
from portage import os
from portage import _encodings
from portage import _unicode_decode
from portage import _unicode_encode
from portage.package.ebuild.fetch import _check_distfile
import codecs
import errno
import re
import stat
import sys
import warnings
from itertools import chain
if sys.hexversion >= 0x3000000:
basestring = str
long = int
class bindbapi(fakedbapi):
_known_keys = frozenset(list(fakedbapi._known_keys) + \
["CHOST", "repository", "USE"])
def __init__(self, mybintree=None, **kwargs):
fakedbapi.__init__(self, **kwargs)
self.bintree = mybintree
self.move_ent = mybintree.move_ent
self.cpvdict={}
self.cpdict={}
# Selectively cache metadata in order to optimize dep matching.
self._aux_cache_keys = set(
["BUILD_TIME", "CHOST", "DEPEND", "EAPI", "IUSE", "KEYWORDS",
"LICENSE", "PDEPEND", "PROPERTIES", "PROVIDE",
"RDEPEND", "repository", "RESTRICT", "SLOT", "USE", "DEFINED_PHASES"])
self._aux_cache_slot_dict = slot_dict_class(self._aux_cache_keys)
self._aux_cache = {}
def match(self, *pargs, **kwargs):
if self.bintree and not self.bintree.populated:
self.bintree.populate()
return fakedbapi.match(self, *pargs, **kwargs)
def cpv_inject(self, cpv, **kwargs):
self._aux_cache.pop(cpv, None)
fakedbapi.cpv_inject(self, cpv, **kwargs)
def cpv_remove(self, cpv):
self._aux_cache.pop(cpv, None)
fakedbapi.cpv_remove(self, cpv)
def aux_get(self, mycpv, wants):
if self.bintree and not self.bintree.populated:
self.bintree.populate()
cache_me = False
if not self._known_keys.intersection(
wants).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 wants]
cache_me = True
mysplit = mycpv.split("/")
mylist = []
tbz2name = mysplit[1]+".tbz2"
if not self.bintree._remotepkgs or \
not self.bintree.isremote(mycpv):
tbz2_path = self.bintree.getname(mycpv)
if not os.path.exists(tbz2_path):
raise KeyError(mycpv)
metadata_bytes = portage.xpak.tbz2(tbz2_path).get_data()
def getitem(k):
v = metadata_bytes.get(_unicode_encode(k,
encoding=_encodings['repo.content'],
errors='backslashreplace'))
if v is not None:
v = _unicode_decode(v,
encoding=_encodings['repo.content'], errors='replace')
return v
else:
getitem = self.bintree._remotepkgs[mycpv].get
mydata = {}
mykeys = wants
if cache_me:
mykeys = self._aux_cache_keys.union(wants)
for x in mykeys:
myval = getitem(x)
# myval is None if the key doesn't exist
# or the tbz2 is corrupt.
if myval:
mydata[x] = " ".join(myval.split())
if not mydata.setdefault('EAPI', _unicode_decode('0')):
mydata['EAPI'] = _unicode_decode('0')
if cache_me:
aux_cache = self._aux_cache_slot_dict()
for x in self._aux_cache_keys:
aux_cache[x] = mydata.get(x, _unicode_decode(''))
self._aux_cache[mycpv] = aux_cache
return [mydata.get(x, _unicode_decode('')) for x in wants]
def aux_update(self, cpv, values):
if not self.bintree.populated:
self.bintree.populate()
tbz2path = self.bintree.getname(cpv)
if not os.path.exists(tbz2path):
raise KeyError(cpv)
mytbz2 = portage.xpak.tbz2(tbz2path)
mydata = mytbz2.get_data()
for k, v in values.items():
k = _unicode_encode(k,
encoding=_encodings['repo.content'], errors='backslashreplace')
v = _unicode_encode(v,
encoding=_encodings['repo.content'], errors='backslashreplace')
mydata[k] = v
for k, v in list(mydata.items()):
if not v:
del mydata[k]
mytbz2.recompose_mem(portage.xpak.xpak_mem(mydata))
# inject will clear stale caches via cpv_inject.
self.bintree.inject(cpv)
def cp_list(self, *pargs, **kwargs):
if not self.bintree.populated:
self.bintree.populate()
return fakedbapi.cp_list(self, *pargs, **kwargs)
def cp_all(self):
if not self.bintree.populated:
self.bintree.populate()
return fakedbapi.cp_all(self)
def cpv_all(self):
if not self.bintree.populated:
self.bintree.populate()
return fakedbapi.cpv_all(self)
class binarytree(object):
"this tree scans for a list of all packages available in PKGDIR"
def __init__(self, root, pkgdir, virtual=None, settings=None):
if True:
self.root = root
#self.pkgdir=settings["PKGDIR"]
self.pkgdir = normalize_path(pkgdir)
self.dbapi = bindbapi(self, settings=settings)
self.update_ents = self.dbapi.update_ents
self.move_slot_ent = self.dbapi.move_slot_ent
self.populated = 0
self.tree = {}
self._remote_has_index = False
self._remote_base_uri = None
self._remotepkgs = None # remote metadata indexed by cpv
self.__remotepkgs = {} # indexed by tbz2 name (deprecated)
self.invalids = []
self.settings = settings
self._pkg_paths = {}
self._populating = False
self._all_directory = os.path.isdir(
os.path.join(self.pkgdir, "All"))
self._pkgindex_version = 0
self._pkgindex_hashes = ["MD5","SHA1"]
self._pkgindex_file = os.path.join(self.pkgdir, "Packages")
self._pkgindex_keys = self.dbapi._aux_cache_keys.copy()
self._pkgindex_keys.update(["CPV", "MTIME", "SIZE"])
self._pkgindex_aux_keys = \
["BUILD_TIME", "CHOST", "DEPEND", "DESCRIPTION", "EAPI",
"IUSE", "KEYWORDS", "LICENSE", "PDEPEND", "PROPERTIES",
"PROVIDE", "RDEPEND", "repository", "SLOT", "USE", "DEFINED_PHASES"]
self._pkgindex_aux_keys = list(self._pkgindex_aux_keys)
self._pkgindex_use_evaluated_keys = \
("LICENSE", "RDEPEND", "DEPEND",
"PDEPEND", "PROPERTIES", "PROVIDE")
self._pkgindex_header_keys = set([
"ACCEPT_KEYWORDS", "ACCEPT_LICENSE",
"ACCEPT_PROPERTIES", "CBUILD",
"CHOST", "CONFIG_PROTECT", "CONFIG_PROTECT_MASK", "FEATURES",
"GENTOO_MIRRORS", "INSTALL_MASK", "SYNC", "USE"])
self._pkgindex_default_pkg_data = {
"BUILD_TIME" : "",
"DEPEND" : "",
"EAPI" : "0",
"IUSE" : "",
"KEYWORDS": "",
"LICENSE" : "",
"PATH" : "",
"PDEPEND" : "",
"PROPERTIES" : "",
"PROVIDE" : "",
"RDEPEND" : "",
"RESTRICT": "",
"SLOT" : "0",
"USE" : "",
"DEFINED_PHASES" : ""
}
self._pkgindex_inherited_keys = ["CHOST", "repository"]
self._pkgindex_default_header_data = {
"repository":""
}
self._pkgindex_translated_keys = (
("DESCRIPTION" , "DESC"),
("repository" , "REPO"),
)
self._pkgindex_allowed_pkg_keys = set(chain(
self._pkgindex_keys,
self._pkgindex_aux_keys,
self._pkgindex_hashes,
self._pkgindex_default_pkg_data,
self._pkgindex_inherited_keys,
self._pkgindex_default_header_data,
chain(*self._pkgindex_translated_keys)
))
def _get_remotepkgs(self):
warnings.warn("Use binarytree._remotepkgs insead of binarytree.remotepkgs",
DeprecationWarning)
return self.__remotepkgs
def _set_remotepkgs(self, remotepkgs):
warnings.warn("Use binarytree._remotepkgs insead of binarytree.remotepkgs",
DeprecationWarning)
self.__remotepkgs = remotepkgs
def _del_remotepkgs(self):
warnings.warn("Use binarytree._remotepkgs insead of binarytree.remotepkgs",
DeprecationWarning)
del self.__remotepkgs
remotepkgs = property(_get_remotepkgs, _set_remotepkgs, _del_remotepkgs,
"Deprecated self.remotepkgs, only for backward compatibility")
def move_ent(self, mylist):
if not self.populated:
self.populate()
origcp = mylist[1]
newcp = mylist[2]
# sanity check
for atom in (origcp, newcp):
if not isjustname(atom):
raise InvalidPackageName(str(atom))
mynewcat = catsplit(newcp)[0]
origmatches=self.dbapi.cp_list(origcp)
moves = 0
if not origmatches:
return moves
for mycpv in origmatches:
mycpv_cp = portage.cpv_getkey(mycpv)
if mycpv_cp != origcp:
# Ignore PROVIDE virtual match.
continue
mynewcpv = mycpv.replace(mycpv_cp, str(newcp), 1)
myoldpkg = catsplit(mycpv)[1]
mynewpkg = catsplit(mynewcpv)[1]
if (mynewpkg != myoldpkg) and os.path.exists(self.getname(mynewcpv)):
writemsg(_("!!! Cannot update binary: Destination exists.\n"),
noiselevel=-1)
writemsg("!!! "+mycpv+" -> "+mynewcpv+"\n", noiselevel=-1)
continue
tbz2path = self.getname(mycpv)
if os.path.exists(tbz2path) and not os.access(tbz2path,os.W_OK):
writemsg(_("!!! Cannot update readonly binary: %s\n") % mycpv,
noiselevel=-1)
continue
moves += 1
mytbz2 = portage.xpak.tbz2(tbz2path)
mydata = mytbz2.get_data()
updated_items = update_dbentries([mylist], mydata)
mydata.update(updated_items)
mydata[_unicode_encode('PF',
encoding=_encodings['repo.content'])] = \
_unicode_encode(mynewpkg + "\n",
encoding=_encodings['repo.content'])
mydata[_unicode_encode('CATEGORY',
encoding=_encodings['repo.content'])] = \
_unicode_encode(mynewcat + "\n",
encoding=_encodings['repo.content'])
if mynewpkg != myoldpkg:
ebuild_data = mydata.pop(_unicode_encode(myoldpkg + '.ebuild',
encoding=_encodings['repo.content']), None)
if ebuild_data is not None:
mydata[_unicode_encode(mynewpkg + '.ebuild',
encoding=_encodings['repo.content'])] = ebuild_data
mytbz2.recompose_mem(portage.xpak.xpak_mem(mydata))
self.dbapi.cpv_remove(mycpv)
del self._pkg_paths[mycpv]
new_path = self.getname(mynewcpv)
self._pkg_paths[mynewcpv] = os.path.join(
*new_path.split(os.path.sep)[-2:])
if new_path != mytbz2:
self._ensure_dir(os.path.dirname(new_path))
_movefile(tbz2path, new_path, mysettings=self.settings)
self._remove_symlink(mycpv)
if new_path.split(os.path.sep)[-2] == "All":
self._create_symlink(mynewcpv)
self.inject(mynewcpv)
return moves
def _remove_symlink(self, cpv):
"""Remove a ${PKGDIR}/${CATEGORY}/${PF}.tbz2 symlink and also remove
the ${PKGDIR}/${CATEGORY} directory if empty. The file will not be
removed if os.path.islink() returns False."""
mycat, mypkg = catsplit(cpv)
mylink = os.path.join(self.pkgdir, mycat, mypkg + ".tbz2")
if os.path.islink(mylink):
"""Only remove it if it's really a link so that this method never
removes a real package that was placed here to avoid a collision."""
os.unlink(mylink)
try:
os.rmdir(os.path.join(self.pkgdir, mycat))
except OSError as e:
if e.errno not in (errno.ENOENT,
errno.ENOTEMPTY, errno.EEXIST):
raise
del e
def _create_symlink(self, cpv):
"""Create a ${PKGDIR}/${CATEGORY}/${PF}.tbz2 symlink (and
${PKGDIR}/${CATEGORY} directory, if necessary). Any file that may
exist in the location of the symlink will first be removed."""
mycat, mypkg = catsplit(cpv)
full_path = os.path.join(self.pkgdir, mycat, mypkg + ".tbz2")
self._ensure_dir(os.path.dirname(full_path))
try:
os.unlink(full_path)
except OSError as e:
if e.errno != errno.ENOENT:
raise
del e
os.symlink(os.path.join("..", "All", mypkg + ".tbz2"), full_path)
def prevent_collision(self, cpv):
"""Make sure that the file location ${PKGDIR}/All/${PF}.tbz2 is safe to
use for a given cpv. If a collision will occur with an existing
package from another category, the existing package will be bumped to
${PKGDIR}/${CATEGORY}/${PF}.tbz2 so that both can coexist."""
if not self._all_directory:
return
# Copy group permissions for new directories that
# may have been created.
for path in ("All", catsplit(cpv)[0]):
path = os.path.join(self.pkgdir, path)
self._ensure_dir(path)
if not os.access(path, os.W_OK):
raise PermissionDenied("access('%s', W_OK)" % path)
full_path = self.getname(cpv)
if "All" == full_path.split(os.path.sep)[-2]:
return
"""Move a colliding package if it exists. Code below this point only
executes in rare cases."""
mycat, mypkg = catsplit(cpv)
myfile = mypkg + ".tbz2"
mypath = os.path.join("All", myfile)
dest_path = os.path.join(self.pkgdir, mypath)
try:
st = os.lstat(dest_path)
except OSError:
st = None
else:
if stat.S_ISLNK(st.st_mode):
st = None
try:
os.unlink(dest_path)
except OSError:
if os.path.exists(dest_path):
raise
if st is not None:
# For invalid packages, other_cat could be None.
other_cat = portage.xpak.tbz2(dest_path).getfile(
_unicode_encode("CATEGORY",
encoding=_encodings['repo.content']))
if other_cat:
other_cat = _unicode_decode(other_cat,
encoding=_encodings['repo.content'], errors='replace')
other_cat = other_cat.strip()
other_cpv = other_cat + "/" + mypkg
self._move_from_all(other_cpv)
self.inject(other_cpv)
self._move_to_all(cpv)
def _ensure_dir(self, path):
"""
Create the specified directory. Also, copy gid and group mode
bits from self.pkgdir if possible.
@param cat_dir: Absolute path of the directory to be created.
@type cat_dir: String
"""
try:
pkgdir_st = os.stat(self.pkgdir)
except OSError:
ensure_dirs(path)
return
pkgdir_gid = pkgdir_st.st_gid
pkgdir_grp_mode = 0o2070 & pkgdir_st.st_mode
try:
ensure_dirs(path, gid=pkgdir_gid, mode=pkgdir_grp_mode, mask=0)
except PortageException:
if not os.path.isdir(path):
raise
def _move_to_all(self, cpv):
"""If the file exists, move it. Whether or not it exists, update state
for future getname() calls."""
mycat, mypkg = catsplit(cpv)
myfile = mypkg + ".tbz2"
self._pkg_paths[cpv] = os.path.join("All", myfile)
src_path = os.path.join(self.pkgdir, mycat, myfile)
try:
mystat = os.lstat(src_path)
except OSError as e:
mystat = None
if mystat and stat.S_ISREG(mystat.st_mode):
self._ensure_dir(os.path.join(self.pkgdir, "All"))
dest_path = os.path.join(self.pkgdir, "All", myfile)
_movefile(src_path, dest_path, mysettings=self.settings)
self._create_symlink(cpv)
self.inject(cpv)
def _move_from_all(self, cpv):
"""Move a package from ${PKGDIR}/All/${PF}.tbz2 to
${PKGDIR}/${CATEGORY}/${PF}.tbz2 and update state from getname calls."""
self._remove_symlink(cpv)
mycat, mypkg = catsplit(cpv)
myfile = mypkg + ".tbz2"
mypath = os.path.join(mycat, myfile)
dest_path = os.path.join(self.pkgdir, mypath)
self._ensure_dir(os.path.dirname(dest_path))
src_path = os.path.join(self.pkgdir, "All", myfile)
_movefile(src_path, dest_path, mysettings=self.settings)
self._pkg_paths[cpv] = mypath
def populate(self, getbinpkgs=0, getbinpkgsonly=None):
"populates the binarytree"
if getbinpkgsonly is not None:
warnings.warn(
"portage.dbapi.bintree.binarytree.populate(): " + \
"getbinpkgsonly parameter is deprecated",
DeprecationWarning, stacklevel=2)
if self._populating:
return
from portage.locks import lockfile, unlockfile
pkgindex_lock = None
try:
if os.access(self.pkgdir, os.W_OK):
pkgindex_lock = lockfile(self._pkgindex_file,
wantnewlockfile=1)
self._populating = True
self._populate(getbinpkgs)
finally:
if pkgindex_lock:
unlockfile(pkgindex_lock)
self._populating = False
def _populate(self, getbinpkgs=0):
if (not os.path.isdir(self.pkgdir) and not getbinpkgs):
return 0
# Clear all caches in case populate is called multiple times
# as may be the case when _global_updates calls populate()
# prior to performing package moves since it only wants to
# operate on local packages (getbinpkgs=0).
self._remotepkgs = None
self.dbapi._clear_cache()
self.dbapi._aux_cache.clear()
if True:
pkg_paths = {}
self._pkg_paths = pkg_paths
dirs = listdir(self.pkgdir, dirsonly=True, EmptyOnError=True)
if "All" in dirs:
dirs.remove("All")
dirs.sort()
dirs.insert(0, "All")
pkgindex = self._load_pkgindex()
pf_index = None
if not self._pkgindex_version_supported(pkgindex):
pkgindex = self._new_pkgindex()
header = pkgindex.header
metadata = {}
for d in pkgindex.packages:
metadata[d["CPV"]] = d
update_pkgindex = False
for mydir in dirs:
for myfile in listdir(os.path.join(self.pkgdir, mydir)):
if not myfile.endswith(".tbz2"):
continue
mypath = os.path.join(mydir, myfile)
full_path = os.path.join(self.pkgdir, mypath)
s = os.lstat(full_path)
if stat.S_ISLNK(s.st_mode):
continue
# Validate data from the package index and try to avoid
# reading the xpak if possible.
if mydir != "All":
possibilities = None
d = metadata.get(mydir+"/"+myfile[:-5])
if d:
possibilities = [d]
else:
if pf_index is None:
pf_index = {}
for mycpv in metadata:
mycat, mypf = catsplit(mycpv)
pf_index.setdefault(
mypf, []).append(metadata[mycpv])
possibilities = pf_index.get(myfile[:-5])
if possibilities:
match = None
for d in possibilities:
try:
if long(d["MTIME"]) != s[stat.ST_MTIME]:
continue
except (KeyError, ValueError):
continue
try:
if long(d["SIZE"]) != long(s.st_size):
continue
except (KeyError, ValueError):
continue
if not self._pkgindex_keys.difference(d):
match = d
break
if match:
mycpv = match["CPV"]
if mycpv in pkg_paths:
# discard duplicates (All/ is preferred)
continue
pkg_paths[mycpv] = mypath
# update the path if the package has been moved
oldpath = d.get("PATH")
if oldpath and oldpath != mypath:
update_pkgindex = True
if mypath != mycpv + ".tbz2":
d["PATH"] = mypath
if not oldpath:
update_pkgindex = True
else:
d.pop("PATH", None)
if oldpath:
update_pkgindex = True
self.dbapi.cpv_inject(mycpv)
if not self.dbapi._aux_cache_keys.difference(d):
aux_cache = self.dbapi._aux_cache_slot_dict()
for k in self.dbapi._aux_cache_keys:
aux_cache[k] = d[k]
self.dbapi._aux_cache[mycpv] = aux_cache
continue
if not os.access(full_path, os.R_OK):
writemsg(_("!!! Permission denied to read " \
"binary package: '%s'\n") % full_path,
noiselevel=-1)
self.invalids.append(myfile[:-5])
continue
metadata_bytes = portage.xpak.tbz2(full_path).get_data()
mycat = _unicode_decode(metadata_bytes.get(
_unicode_encode("CATEGORY",
encoding=_encodings['repo.content']), ""),
encoding=_encodings['repo.content'], errors='replace')
mypf = _unicode_decode(metadata_bytes.get(
_unicode_encode("PF",
encoding=_encodings['repo.content']), ""),
encoding=_encodings['repo.content'], errors='replace')
slot = _unicode_decode(metadata_bytes.get(
_unicode_encode("SLOT",
encoding=_encodings['repo.content']), ""),
encoding=_encodings['repo.content'], errors='replace')
mypkg = myfile[:-5]
if not mycat or not mypf or not slot:
#old-style or corrupt package
writemsg(_("\n!!! Invalid binary package: '%s'\n") % full_path,
noiselevel=-1)
missing_keys = []
if not mycat:
missing_keys.append("CATEGORY")
if not mypf:
missing_keys.append("PF")
if not slot:
missing_keys.append("SLOT")
msg = []
if missing_keys:
missing_keys.sort()
msg.append(_("Missing metadata key(s): %s.") % \
", ".join(missing_keys))
msg.append(_(" This binary package is not " \
"recoverable and should be deleted."))
from textwrap import wrap
for line in wrap("".join(msg), 72):
writemsg("!!! %s\n" % line, noiselevel=-1)
self.invalids.append(mypkg)
continue
mycat = mycat.strip()
slot = slot.strip()
if mycat != mydir and mydir != "All":
continue
if mypkg != mypf.strip():
continue
mycpv = mycat + "/" + mypkg
if mycpv in pkg_paths:
# All is first, so it's preferred.
continue
if not self.dbapi._category_re.match(mycat):
writemsg(_("!!! Binary package has an " \
"unrecognized category: '%s'\n") % full_path,
noiselevel=-1)
writemsg(_("!!! '%s' has a category that is not" \
" listed in %setc/portage/categories\n") % \
(mycpv, self.settings["PORTAGE_CONFIGROOT"]),
noiselevel=-1)
continue
pkg_paths[mycpv] = mypath
self.dbapi.cpv_inject(mycpv)
update_pkgindex = True
d = metadata.get(mycpv, {})
if d:
try:
if long(d["MTIME"]) != s[stat.ST_MTIME]:
d.clear()
except (KeyError, ValueError):
d.clear()
if d:
try:
if long(d["SIZE"]) != long(s.st_size):
d.clear()
except (KeyError, ValueError):
d.clear()
d["CPV"] = mycpv
d["SLOT"] = slot
d["MTIME"] = str(s[stat.ST_MTIME])
d["SIZE"] = str(s.st_size)
d.update(zip(self._pkgindex_aux_keys,
self.dbapi.aux_get(mycpv, self._pkgindex_aux_keys)))
try:
self._eval_use_flags(mycpv, d)
except portage.exception.InvalidDependString:
writemsg(_("!!! Invalid binary package: '%s'\n") % \
self.getname(mycpv), noiselevel=-1)
self.dbapi.cpv_remove(mycpv)
del pkg_paths[mycpv]
# record location if it's non-default
if mypath != mycpv + ".tbz2":
d["PATH"] = mypath
else:
d.pop("PATH", None)
metadata[mycpv] = d
if not self.dbapi._aux_cache_keys.difference(d):
aux_cache = self.dbapi._aux_cache_slot_dict()
for k in self.dbapi._aux_cache_keys:
aux_cache[k] = d[k]
self.dbapi._aux_cache[mycpv] = aux_cache
for cpv in list(metadata):
if cpv not in pkg_paths:
del metadata[cpv]
# Do not bother to write the Packages index if $PKGDIR/All/ exists
# since it will provide no benefit due to the need to read CATEGORY
# from xpak.
if update_pkgindex and os.access(self.pkgdir, os.W_OK):
del pkgindex.packages[:]
pkgindex.packages.extend(iter(metadata.values()))
self._update_pkgindex_header(pkgindex.header)
from portage.util import atomic_ofstream
f = atomic_ofstream(self._pkgindex_file)
try:
pkgindex.write(f)
finally:
f.close()
if getbinpkgs and not self.settings["PORTAGE_BINHOST"]:
writemsg(_("!!! PORTAGE_BINHOST unset, but use is requested.\n"),
noiselevel=-1)
if getbinpkgs and 'PORTAGE_BINHOST' in self.settings:
base_url = self.settings["PORTAGE_BINHOST"]
from portage.const import CACHE_PATH
try:
from urllib.parse import urlparse
except ImportError:
from urlparse import urlparse
urldata = urlparse(base_url)
pkgindex_file = os.path.join(self.settings["ROOT"], CACHE_PATH, "binhost",
urldata[1] + urldata[2], "Packages")
pkgindex = self._new_pkgindex()
try:
f = codecs.open(_unicode_encode(pkgindex_file,
encoding=_encodings['fs'], errors='strict'),
mode='r', encoding=_encodings['repo.content'],
errors='replace')
try:
pkgindex.read(f)
finally:
f.close()
except EnvironmentError as e:
if e.errno != errno.ENOENT:
raise
local_timestamp = pkgindex.header.get("TIMESTAMP", None)
try:
from urllib.request import urlopen as urllib_request_urlopen
except ImportError:
from urllib import urlopen as urllib_request_urlopen
rmt_idx = self._new_pkgindex()
try:
# urlparse.urljoin() only works correctly with recognized
# protocols and requires the base url to have a trailing
# slash, so join manually...
f = urllib_request_urlopen(base_url.rstrip("/") + "/Packages")
f_dec = codecs.iterdecode(f,
_encodings['repo.content'], errors='replace')
try:
rmt_idx.readHeader(f_dec)
remote_timestamp = rmt_idx.header.get("TIMESTAMP", None)
if not remote_timestamp:
# no timestamp in the header, something's wrong
pkgindex = None
else:
if not self._pkgindex_version_supported(rmt_idx):
writemsg(_("\n\n!!! Binhost package index version" \
" is not supported: '%s'\n") % \
rmt_idx.header.get("VERSION"), noiselevel=-1)
pkgindex = None
elif local_timestamp != remote_timestamp:
rmt_idx.readBody(f_dec)
pkgindex = rmt_idx
finally:
f.close()
except EnvironmentError as e:
writemsg(_("\n\n!!! Error fetching binhost package" \
" info from '%s'\n") % base_url)
writemsg("!!! %s\n\n" % str(e))
del e
pkgindex = None
if pkgindex is rmt_idx:
pkgindex.modified = False # don't update the header
from portage.util import atomic_ofstream, ensure_dirs
try:
ensure_dirs(os.path.dirname(pkgindex_file))
f = atomic_ofstream(pkgindex_file)
pkgindex.write(f)
f.close()
except (IOError, PortageException):
if os.access(os.path.dirname(pkgindex_file), os.W_OK):
raise
# The current user doesn't have permission to cache the
# file, but that's alright.
if pkgindex:
self._remotepkgs = {}
for d in pkgindex.packages:
self._remotepkgs[d["CPV"]] = d
self._remote_has_index = True
self._remote_base_uri = pkgindex.header.get("URI", base_url)
self.__remotepkgs = {}
for cpv in self._remotepkgs:
self.dbapi.cpv_inject(cpv)
self.populated = 1
if True:
# Remote package instances override local package
# if they are not identical.
hash_names = ["SIZE"] + self._pkgindex_hashes
for cpv, local_metadata in metadata.items():
remote_metadata = self._remotepkgs.get(cpv)
if remote_metadata is None:
continue
# Use digests to compare identity.
identical = True
for hash_name in hash_names:
local_value = local_metadata.get(hash_name)
if local_value is None:
continue
remote_value = remote_metadata.get(hash_name)
if remote_value is None:
continue
if local_value != remote_value:
identical = False
break
if identical:
del self._remotepkgs[cpv]
else:
# Override the local package in the aux_get cache.
self.dbapi._aux_cache[cpv] = remote_metadata
else:
# Local package instances override remote instances.
for cpv in metadata:
self._remotepkgs.pop(cpv, None)
return
self._remotepkgs = {}
try:
chunk_size = long(self.settings["PORTAGE_BINHOST_CHUNKSIZE"])
if chunk_size < 8:
chunk_size = 8
except (ValueError, KeyError):
chunk_size = 3000
writemsg_stdout("\n")
writemsg_stdout(
colorize("GOOD", _("Fetching bininfo from ")) + \
re.sub(r'//(.+):.+@(.+)/', r'//\1:*password*@\2/', base_url) + "\n")
self.__remotepkgs = portage.getbinpkg.dir_get_metadata(
self.settings["PORTAGE_BINHOST"], chunk_size=chunk_size)
#writemsg(green(" -- DONE!\n\n"))
for mypkg in list(self.__remotepkgs):
if "CATEGORY" not in self.__remotepkgs[mypkg]:
#old-style or corrupt package
writemsg(_("!!! Invalid remote binary package: %s\n") % mypkg,
noiselevel=-1)
del self.__remotepkgs[mypkg]
continue
mycat = self.__remotepkgs[mypkg]["CATEGORY"].strip()
fullpkg = mycat+"/"+mypkg[:-5]
if fullpkg in metadata:
# When using this old protocol, comparison with the remote
# package isn't supported, so the local package is always
# preferred even if getbinpkgsonly is enabled.
continue
if not self.dbapi._category_re.match(mycat):
writemsg(_("!!! Remote binary package has an " \
"unrecognized category: '%s'\n") % fullpkg,
noiselevel=-1)
writemsg(_("!!! '%s' has a category that is not" \
" listed in %setc/portage/categories\n") % \
(fullpkg, self.settings["PORTAGE_CONFIGROOT"]),
noiselevel=-1)
continue
mykey = portage.cpv_getkey(fullpkg)
try:
# invalid tbz2's can hurt things.
self.dbapi.cpv_inject(fullpkg)
remote_metadata = self.__remotepkgs[mypkg]
for k, v in remote_metadata.items():
remote_metadata[k] = v.strip()
# Eliminate metadata values with names that digestCheck
# uses, since they are not valid when using the old
# protocol. Typically this is needed for SIZE metadata
# which corresponds to the size of the unpacked files
# rather than the binpkg file size, triggering digest
# verification failures as reported in bug #303211.
remote_metadata.pop('SIZE', None)
for k in portage.checksum.hashfunc_map:
remote_metadata.pop(k, None)
self._remotepkgs[fullpkg] = remote_metadata
except SystemExit as e:
raise
except:
writemsg(_("!!! Failed to inject remote binary package: %s\n") % fullpkg,
noiselevel=-1)
del self.__remotepkgs[mypkg]
continue
self.populated=1
def inject(self, cpv, filename=None):
"""Add a freshly built package to the database. This updates
$PKGDIR/Packages with the new package metadata (including MD5).
@param cpv: The cpv of the new package to inject
@type cpv: string
@param filename: File path of the package to inject, or None if it's
already in the location returned by getname()
@type filename: string
@rtype: None
"""
mycat, mypkg = catsplit(cpv)
if not self.populated:
self.populate()
if filename is None:
full_path = self.getname(cpv)
else:
full_path = filename
try:
s = os.stat(full_path)
except OSError as e:
if e.errno != errno.ENOENT:
raise
del e
writemsg(_("!!! Binary package does not exist: '%s'\n") % full_path,
noiselevel=-1)
return
mytbz2 = portage.xpak.tbz2(full_path)
slot = mytbz2.getfile("SLOT")
if slot is None:
writemsg(_("!!! Invalid binary package: '%s'\n") % full_path,
noiselevel=-1)
return
slot = slot.strip()
self.dbapi.cpv_inject(cpv)
# Reread the Packages index (in case it's been changed by another
# process) and then updated it, all while holding a lock.
from portage.locks import lockfile, unlockfile
pkgindex_lock = None
created_symlink = False
try:
pkgindex_lock = lockfile(self._pkgindex_file,
wantnewlockfile=1)
if filename is not None:
new_filename = self.getname(cpv)
self._ensure_dir(os.path.dirname(new_filename))
_movefile(filename, new_filename, mysettings=self.settings)
if self._all_directory and \
self.getname(cpv).split(os.path.sep)[-2] == "All":
self._create_symlink(cpv)
created_symlink = True
pkgindex = self._load_pkgindex()
if not self._pkgindex_version_supported(pkgindex):
pkgindex = self._new_pkgindex()
try:
d = self._pkgindex_entry(cpv)
except portage.exception.InvalidDependString:
writemsg(_("!!! Invalid binary package: '%s'\n") % \
self.getname(cpv), noiselevel=-1)
self.dbapi.cpv_remove(cpv)
del self._pkg_paths[cpv]
return
# If found, remove package(s) with duplicate path.
path = d.get("PATH", "")
for i in range(len(pkgindex.packages) - 1, -1, -1):
d2 = pkgindex.packages[i]
if path and path == d2.get("PATH"):
# Handle path collisions in $PKGDIR/All
# when CPV is not identical.
del pkgindex.packages[i]
elif cpv == d2.get("CPV"):
if path == d2.get("PATH", ""):
del pkgindex.packages[i]
elif created_symlink and not d2.get("PATH", ""):
# Delete entry for the package that was just
# overwritten by a symlink to this package.
del pkgindex.packages[i]
pkgindex.packages.append(d)
self._update_pkgindex_header(pkgindex.header)
from portage.util import atomic_ofstream
f = atomic_ofstream(os.path.join(self.pkgdir, "Packages"))
try:
pkgindex.write(f)
finally:
f.close()
finally:
if pkgindex_lock:
unlockfile(pkgindex_lock)
if self._remotepkgs is not None:
# When a remote package is downloaded and injected,
# update state so self.isremote() returns False.
self._remotepkgs.pop(cpv, None)
def _pkgindex_entry(self, cpv):
"""
Performs checksums and evaluates USE flag conditionals.
Raises InvalidDependString if necessary.
@rtype: dict
@returns: a dict containing entry for the give cpv.
"""
pkg_path = self.getname(cpv)
from portage.checksum import perform_multiple_checksums
d = dict(zip(self._pkgindex_aux_keys,
self.dbapi.aux_get(cpv, self._pkgindex_aux_keys)))
d.update(perform_multiple_checksums(
pkg_path, hashes=self._pkgindex_hashes))
d["CPV"] = cpv
st = os.stat(pkg_path)
d["MTIME"] = str(st[stat.ST_MTIME])
d["SIZE"] = str(st.st_size)
rel_path = self._pkg_paths[cpv]
# record location if it's non-default
if rel_path != cpv + ".tbz2":
d["PATH"] = rel_path
self._eval_use_flags(cpv, d)
return d
def _new_pkgindex(self):
return portage.getbinpkg.PackageIndex(
allowed_pkg_keys=self._pkgindex_allowed_pkg_keys,
default_header_data=self._pkgindex_default_header_data,
default_pkg_data=self._pkgindex_default_pkg_data,
inherited_keys=self._pkgindex_inherited_keys,
translated_keys=self._pkgindex_translated_keys)
def _update_pkgindex_header(self, header):
portdir = normalize_path(os.path.realpath(self.settings["PORTDIR"]))
profiles_base = os.path.join(portdir, "profiles") + os.path.sep
if self.settings.profile_path:
profile_path = normalize_path(
os.path.realpath(self.settings.profile_path))
if profile_path.startswith(profiles_base):
profile_path = profile_path[len(profiles_base):]
header["PROFILE"] = profile_path
header["VERSION"] = str(self._pkgindex_version)
base_uri = self.settings.get("PORTAGE_BINHOST_HEADER_URI")
if base_uri:
header["URI"] = base_uri
else:
header.pop("URI", None)
for k in self._pkgindex_header_keys:
v = self.settings.get(k, None)
if v:
header[k] = v
else:
header.pop(k, None)
def _pkgindex_version_supported(self, pkgindex):
version = pkgindex.header.get("VERSION")
if version:
try:
if int(version) <= self._pkgindex_version:
return True
except ValueError:
pass
return False
def _eval_use_flags(self, cpv, metadata):
use = frozenset(metadata["USE"].split())
raw_use = use
iuse = set(f.lstrip("-+") for f in metadata["IUSE"].split())
use = [f for f in use if f in iuse]
use.sort()
metadata["USE"] = " ".join(use)
from portage.dep import paren_reduce, use_reduce, \
paren_normalize, paren_enclose
for k in self._pkgindex_use_evaluated_keys:
try:
deps = paren_reduce(metadata[k])
deps = use_reduce(deps, uselist=raw_use)
deps = paren_normalize(deps)
deps = paren_enclose(deps)
except portage.exception.InvalidDependString as e:
writemsg("%s: %s\n" % (k, str(e)),
noiselevel=-1)
raise
if k in _vdb_use_conditional_atoms:
v_split = []
for x in deps.split():
try:
x = portage.dep.Atom(x)
except portage.exception.InvalidAtom:
v_split.append(x)
else:
v_split.append(str(x.evaluate_conditionals(raw_use)))
deps = ' '.join(v_split)
metadata[k] = deps
def exists_specific(self, cpv):
if not self.populated:
self.populate()
return self.dbapi.match(
dep_expand("="+cpv, mydb=self.dbapi, settings=self.settings))
def dep_bestmatch(self, mydep):
"compatibility method -- all matches, not just visible ones"
if not self.populated:
self.populate()
writemsg("\n\n", 1)
writemsg("mydep: %s\n" % mydep, 1)
mydep = dep_expand(mydep, mydb=self.dbapi, settings=self.settings)
writemsg("mydep: %s\n" % mydep, 1)
mykey = dep_getkey(mydep)
writemsg("mykey: %s\n" % mykey, 1)
mymatch = best(match_from_list(mydep,self.dbapi.cp_list(mykey)))
writemsg("mymatch: %s\n" % mymatch, 1)
if mymatch is None:
return ""
return mymatch
def getname(self, pkgname):
"""Returns a file location for this package. The default location is
${PKGDIR}/All/${PF}.tbz2, but will be ${PKGDIR}/${CATEGORY}/${PF}.tbz2
in the rare event of a collision. The prevent_collision() method can
be called to ensure that ${PKGDIR}/All/${PF}.tbz2 is available for a
specific cpv."""
if not self.populated:
self.populate()
mycpv = pkgname
mypath = self._pkg_paths.get(mycpv, None)
if mypath:
return os.path.join(self.pkgdir, mypath)
mycat, mypkg = catsplit(mycpv)
if self._all_directory:
mypath = os.path.join("All", mypkg + ".tbz2")
if mypath in self._pkg_paths.values():
mypath = os.path.join(mycat, mypkg + ".tbz2")
else:
mypath = os.path.join(mycat, mypkg + ".tbz2")
self._pkg_paths[mycpv] = mypath # cache for future lookups
return os.path.join(self.pkgdir, mypath)
def isremote(self, pkgname):
"""Returns true if the package is kept remotely and it has not been
downloaded (or it is only partially downloaded)."""
if self._remotepkgs is None or pkgname not in self._remotepkgs:
return False
# Presence in self._remotepkgs implies that it's remote. When a
# package is downloaded, state is updated by self.inject().
return True
def gettbz2(self, pkgname):
"""Fetches the package from a remote site, if necessary. Attempts to
resume if the file appears to be partially downloaded."""
tbz2_path = self.getname(pkgname)
tbz2name = os.path.basename(tbz2_path)
resume = False
if os.path.exists(tbz2_path):
if (tbz2name not in self.invalids):
return
else:
resume = True
writemsg(_("Resuming download of this tbz2, but it is possible that it is corrupt.\n"),
noiselevel=-1)
mydest = os.path.dirname(self.getname(pkgname))
self._ensure_dir(mydest)
try:
from urllib.parse import urlparse
except ImportError:
from urlparse import urlparse
# urljoin doesn't work correctly with unrecognized protocols like sftp
if self._remote_has_index:
rel_url = self._remotepkgs[pkgname].get("PATH")
if not rel_url:
rel_url = pkgname+".tbz2"
url = self._remote_base_uri.rstrip("/") + "/" + rel_url.lstrip("/")
else:
url = self.settings["PORTAGE_BINHOST"].rstrip("/") + "/" + tbz2name
protocol = urlparse(url)[0]
fcmd_prefix = "FETCHCOMMAND"
if resume:
fcmd_prefix = "RESUMECOMMAND"
fcmd = self.settings.get(fcmd_prefix + "_" + protocol.upper())
if not fcmd:
fcmd = self.settings.get(fcmd_prefix)
success = portage.getbinpkg.file_get(url, mydest, fcmd=fcmd)
if not success:
try:
os.unlink(self.getname(pkgname))
except OSError:
pass
raise portage.exception.FileNotFound(mydest)
self.inject(pkgname)
def _load_pkgindex(self):
pkgindex = self._new_pkgindex()
try:
f = codecs.open(_unicode_encode(self._pkgindex_file,
encoding=_encodings['fs'], errors='strict'),
mode='r', encoding=_encodings['repo.content'],
errors='replace')
except EnvironmentError:
pass
else:
try:
pkgindex.read(f)
finally:
f.close()
return pkgindex
def digestCheck(self, pkg):
"""
Verify digests for the given package and raise DigestException
if verification fails.
@rtype: bool
@returns: True if digests could be located, False otherwise.
"""
cpv = pkg
if not isinstance(cpv, basestring):
cpv = pkg.cpv
pkg = None
pkg_path = self.getname(cpv)
metadata = None
if self._remotepkgs is None or cpv not in self._remotepkgs:
for d in self._load_pkgindex().packages:
if d["CPV"] == cpv:
metadata = d
break
else:
metadata = self._remotepkgs[cpv]
if metadata is None:
return False
digests = {}
from portage.checksum import hashfunc_map, verify_all
for k in hashfunc_map:
v = metadata.get(k)
if not v:
continue
digests[k] = v
if "SIZE" in metadata:
try:
digests["size"] = int(metadata["SIZE"])
except ValueError:
writemsg(_("!!! Malformed SIZE attribute in remote " \
"metadata for '%s'\n") % cpv)
if not digests:
return False
eout = EOutput()
eout.quiet = self.settings.get("PORTAGE_QUIET") == "1"
ok, st = _check_distfile(pkg_path, digests, eout, show_errors=0)
if not ok:
ok, reason = verify_all(pkg_path, digests)
if not ok:
raise portage.exception.DigestException(
(pkg_path,) + tuple(reason))
return True
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
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