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#!/usr/bin/python -tt
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# Copyright 2005 Duke University
#
# Implementation of the YumPackageSack class that uses an sqlite backend
#
import os
import os.path
import fnmatch
import yumRepo
from packages import PackageObject, RpmBase, YumAvailablePackage, parsePackages
import Errors
import misc
from sqlutils import executeSQL, sql_esc, sql_esc_glob
import rpmUtils.miscutils
import sqlutils
import constants
import operator
from yum.misc import seq_max_split
from yum.i18n import to_utf8, to_unicode
import sys
import re
import warnings
def catchSqliteException(func):
"""This decorator converts sqlite exceptions into RepoError"""
def newFunc(*args, **kwargs):
try:
return func(*args, **kwargs)
except sqlutils.sqlite.Error, e:
# 2.4.x requires this, but 2.6.x complains about even hasattr()
# of e.message ... *sigh*
if sys.hexversion < 0x02050000:
if hasattr(e,'message'):
raise Errors.RepoError, str(e.message)
else:
raise Errors.RepoError, str(e)
raise Errors.RepoError, str(e)
newFunc.__name__ = func.__name__
newFunc.__doc__ = func.__doc__
newFunc.__dict__.update(func.__dict__)
return newFunc
def _share_data(value):
return misc.share_data(value)
# FIXME: parsePackages()
def _parse_pkg_n(match, regexp_match, n):
if match == n:
return True
if not regexp_match:
return False
if (match and n and match[0] not in ('?', '*', '[') and match[0] != n[0]):
return False
if regexp_match(n):
return True
return False
def _parse_pkg(match, regexp_match, data, e,v,r,a):
n = data['n']
assert e, 'Nothing in epoch'
# Worthless speed hacks?
if match == n:
return True
if (match and n and match[0] not in ('?', '*', '[') and
match[0] != n[0] and match[0] != e[0]):
return False
if 'nameArch' not in data:
data['nameArch'] = '%s.%s' % (n, a)
data['nameVerRelArch'] = '%s-%s-%s.%s' % (n, v, r, a)
data['nameVer'] = '%s-%s' % (n, v)
data['nameVerRel'] = '%s-%s-%s' % (n, v, r)
data['envra'] = '%s:%s-%s-%s.%s' % (e, n, v, r, a)
data['nevra'] = '%s-%s:%s-%s.%s' % (n, e, v, r, a)
data = set([n, data['nameArch'], data['nameVerRelArch'], data['nameVer'],
data['nameVerRel'], data['envra'], data['nevra']])
if match in data:
return True
if not regexp_match:
return False
for item in data:
if regexp_match(item):
return True
return False
def _excluder_match(excluder, match, regexp_match, data, e,v,r,a):
if False: pass
elif excluder in ('eq', 'match'):
if _parse_pkg(match, regexp_match, data, e,v,r,a):
return True
elif excluder in ('name.eq', 'name.match'):
if _parse_pkg_n(match, regexp_match, data['n']):
return True
elif excluder in ('arch.eq', 'arch.match'):
if _parse_pkg_n(match, regexp_match, a):
return True
elif excluder == 'nevr.eq':
if 'nevr' not in data:
data['nevr'] = '%s-%s:%s-%s' % (data['n'], e, v, r)
if match == data['nevr']:
return True
elif excluder in ('nevra.eq', 'nevra.match'):
if 'nevra' not in data:
data['nevra'] = '%s-%s:%s-%s.%s' % (data['n'], e, v, r, a)
if _parse_pkg_n(match, regexp_match, data['nevra']):
return True
elif excluder == 'name.in':
if data['n'] in match:
return True
elif excluder == 'nevr.in':
if 'nevr' not in data:
data['nevr'] = '%s-%s:%s-%s' % (data['n'], e, v, r)
if data['nevr'] in match:
return True
elif excluder == 'nevra.in':
if 'nevra' not in data:
data['nevra'] = '%s-%s:%s-%s.%s' % (data['n'], e, v, r, a)
if data['nevra'] in match:
return True
elif excluder == 'pkgtup.eq':
if match == data['pkgtup']:
return True
elif excluder == 'pkgtup.in':
if data['pkgtup'] in match:
return True
elif excluder == 'marked':
if data['marked']:
return True
elif excluder == 'washed':
if not data['marked']:
return True
elif excluder == '*':
return True
else:
assert False, 'Bad excluder: ' + excluder
return None
return False
def _deduplicate(cur, field):
"""Eliminate duplicate rows from cursor based on field.
Assuming the result set can be divided into one or more equivalent groups
of rows based on the given field, this wrapper will yield rows from only
one of the groups, avoiding duplicates.
"""
first_val = None
for ob in cur:
if first_val is None:
first_val = ob[field]
elif ob[field] != first_val:
continue
yield ob
class YumAvailablePackageSqlite(YumAvailablePackage, PackageObject, RpmBase):
def __init__(self, repo, db_obj):
self.prco = { 'obsoletes': (),
'conflicts': (),
'requires': (),
'provides': () }
self.sack = repo.sack
self.repoid = repo.id
self.repo = repo
self.state = None
self._loadedfiles = False
self._files = None
self._read_db_obj(db_obj)
# for stupid metadata created without epochs listed in the version tag
# die die
if self.epoch is None:
self.epoch = '0'
self.id = self.pkgId
self.ver = self.version
self.rel = self.release
self.pkgtup = (self.name, self.arch, self.epoch, self.version, self.release)
self._changelog = None
self._hash = None
files = property(fget=lambda self: self._loadFiles())
def _read_db_obj(self, db_obj, item=None):
"""read the db obj. If asked for a specific item, return it.
otherwise populate out into the object what exists"""
if item:
try:
return db_obj[item]
except (IndexError, KeyError):
return None
for item in ['name', 'arch', 'epoch', 'version', 'release', 'pkgKey']:
try:
setattr(self, item, _share_data(db_obj[item]))
except (IndexError, KeyError):
pass
try:
self.pkgId = db_obj['pkgId']
checksum_type = _share_data(db_obj['checksum_type'])
check_sum = (checksum_type, db_obj['pkgId'], True)
self._checksums = [ check_sum ]
except (IndexError, KeyError):
pass
@catchSqliteException
def _sql_MD(self, MD, sql, *args):
""" Exec SQL against an MD of the repo, return a cursor. """
cache = getattr(self.sack, MD + 'db')[self.repo]
cur = cache.cursor()
executeSQL(cur, sql, *args)
return cur
def __getattr__(self, varname):
db2simplemap = { 'packagesize' : 'size_package',
'archivesize' : 'size_archive',
'installedsize' : 'size_installed',
'buildtime' : 'time_build',
'hdrstart' : 'rpm_header_start',
'hdrend' : 'rpm_header_end',
'basepath' : 'location_base',
'relativepath': 'location_href',
'filetime' : 'time_file',
'packager' : 'rpm_packager',
'group' : 'rpm_group',
'buildhost' : 'rpm_buildhost',
'sourcerpm' : 'rpm_sourcerpm',
'vendor' : 'rpm_vendor',
'license' : 'rpm_license',
'checksum_value' : 'pkgId',
}
# If these existed, then we wouldn't get here ... and nothing in the DB
# starts and ends with __'s. So these are missing.
if varname.startswith('__') and varname.endswith('__'):
raise AttributeError, varname
dbname = db2simplemap.get(varname, varname)
try:
r = self._sql_MD('primary',
"SELECT %s FROM packages WHERE pkgId = ?" % dbname,
(self.pkgId,)).fetchone()
except Errors.RepoError, e:
if str(e).startswith('no such column'):
#FIXME - after API break make this an AttributeError Raise
raise KeyError, str(e)
raise
value = r[0]
if varname == 'epoch' and value is None:
value = '0'
if varname in ('summary', 'description') and value is None:
# Maybe others here? ... location_base is a bad NONO though.
value = '' # Description for picasa, probably among others *sigh*
if varname in {'vendor' : 1, 'packager' : 1, 'buildhost' : 1,
'license' : 1, 'group' : 1,
'summary' : 1, 'description' : 1, 'sourcerpm' : 1,
'url' : 1}:
value = _share_data(value)
setattr(self, varname, value)
return value
# Note that we use pkgId instead of pkgKey to filter the files and
# changelog entries since we can't guarantee that pkgKeys in primarydb and
# filelistsdb are in sync (since self.pkgKey is obtained from primarydb).
#
# Also, because of that, we must make sure not to return duplicate entries
# in case we have some duplicate packages (i.e. same checksums), so we use
# _deduplicate().
def _loadFiles(self):
if self._loadedfiles:
return self._files
result = {}
#FIXME - this should be try, excepting
self.sack.populate(self.repo, mdtype='filelists')
cur = self._sql_MD('filelists',
"SELECT pkgKey, dirname, filetypes, filenames " \
"FROM filelist JOIN packages USING(pkgKey) " \
"WHERE packages.pkgId = ?", (self.pkgId,))
for ob in _deduplicate(cur, 'pkgKey'):
dirname = ob['dirname']
if dirname == '.':
dirname = ''
elif dirname and dirname[-1] != '/':
dirname += '/'
filetypes = decodefiletypelist(ob['filetypes'])
filenames = decodefilenamelist(ob['filenames'])
while(filetypes):
filename = dirname + filenames.pop()
filetype = _share_data(filetypes.pop())
result.setdefault(filetype,[]).append(filename)
self._loadedfiles = True
self._files = result
return self._files
def _loadChangelog(self):
result = []
if not self._changelog:
if self.repo not in self.sack.otherdb:
try:
self.sack.populate(self.repo, mdtype='otherdata')
except Errors.RepoError:
self._changelog = result
return
cur = self._sql_MD('other',
"SELECT pkgKey, date, author, changelog " \
"FROM changelog JOIN packages USING(pkgKey) " \
"WHERE pkgId = ? ORDER BY date DESC",
(self.pkgId,))
# Check count(pkgId) here, the same way we do in searchFiles()?
# Failure mode is much less of a problem.
for ob in _deduplicate(cur, 'pkgKey'):
# Note: Atm. rpm only does days, where (60 * 60 * 24) == 86400
# and we have the hack in _dump_changelog() to keep the
# order the same, so this is a quick way to get rid of
# any extra "seconds".
# We still leak the seconds if there are 100 updates in
# a day ... but don't do that. It also breaks if rpm ever
# gets fixed (but that is unlikely).
c_date = 100 * (ob['date'] / 100)
c_author = to_utf8(ob['author'])
c_log = to_utf8(ob['changelog'])
result.append((c_date, _share_data(c_author), c_log))
self._changelog = result
return
def returnIdSum(self):
return (self.checksum_type, self.pkgId)
def returnChangelog(self):
self._loadChangelog()
return self._changelog
def returnFileEntries(self, ftype='file', primary_only=False):
"""return list of files based on type, you can pass primary_only=True
to limit to those files in the primary repodata"""
if primary_only and not self._loadedfiles:
sql = "SELECT name as fname FROM files WHERE pkgKey = ? and type = ?"
cur = self._sql_MD('primary', sql, (self.pkgKey, ftype))
return map(lambda x: x['fname'], cur)
self._loadFiles()
return RpmBase.returnFileEntries(self,ftype,primary_only)
def returnFileTypes(self, primary_only=False):
"""return list of types of files in the package, you can pass
primary_only=True to limit to those files in the primary repodata"""
if primary_only and not self._loadedfiles:
sql = "SELECT DISTINCT type as ftype FROM files WHERE pkgKey = ?"
cur = self._sql_MD('primary', sql, (self.pkgKey,))
return map(lambda x: x['ftype'], cur)
self._loadFiles()
return RpmBase.returnFileTypes(self)
def simpleFiles(self, ftype='file'):
warnings.warn('simpleFiles() will go away in a future version of Yum.'
'Use returnFileEntries(primary_only=True)\n',
Errors.YumDeprecationWarning, stacklevel=2)
sql = "SELECT name as fname FROM files WHERE pkgKey = ? and type = ?"
cur = self._sql_MD('primary', sql, (self.pkgKey, ftype))
return map(lambda x: x['fname'], cur)
def returnPrco(self, prcotype, printable=False):
prcotype = _share_data(prcotype)
if prcotype == 'strong_requires':
# pkg not installed so we don't know require flags yet
# returning all requires should work in most cases
prcotype = 'requires'
if isinstance(self.prco[prcotype], tuple):
sql = "SELECT name, version, release, epoch, flags " \
"FROM %s WHERE pkgKey = ?" % prcotype
cur = self._sql_MD('primary', sql, (self.pkgKey,))
self.prco[prcotype] = [ ]
for ob in cur:
if not ob['name']:
continue
prco_set = (_share_data(ob['name']), _share_data(ob['flags']),
(_share_data(ob['epoch']),
_share_data(ob['version']),
_share_data(ob['release'])))
self.prco[prcotype].append(_share_data(prco_set))
return RpmBase.returnPrco(self, prcotype, printable)
def _requires_with_pre(self):
"""returns requires with pre-require bit"""
sql = "SELECT name, version, release, epoch, flags,pre " \
"FROM requires WHERE pkgKey = ?"
cur = self._sql_MD('primary', sql, (self.pkgKey,))
requires = []
for ob in cur:
pre = "0"
if ob['pre'].lower() in ['true', 1]:
pre = "1"
prco_set = (_share_data(ob['name']), _share_data(ob['flags']),
(_share_data(ob['epoch']),
_share_data(ob['version']),
_share_data(ob['release'])), pre)
requires.append(prco_set)
return requires
class YumSqlitePackageSack(yumRepo.YumPackageSack):
""" Implementation of a PackageSack that uses sqlite cache instead of fully
expanded metadata objects to provide information """
def __init__(self, packageClass):
# Just init as usual and create a dict to hold the databases
yumRepo.YumPackageSack.__init__(self, packageClass)
self.primarydb = {}
self.filelistsdb = {}
self.otherdb = {}
self.excludes = {} # of [repo] => {} of pkgId's => 1
self._excludes = set() # of (repo, pkgKey)
self._exclude_whitelist = set() # of (repo, pkgKey)
self._all_excludes = {}
self._search_cache = {
'provides' : { },
'requires' : { },
}
self._key2pkg = {}
self._pkgname2pkgkeys = {}
self._pkgtup2pkgs = {}
self._pkgnames_loaded = set()
self._pkgmatch_fails = set()
self._provmatch_fails = set()
self._arch_allowed = None
self._pkgExcluder = []
self._pkgExcludeIds = {}
self._pkgobjlist_dirty = False
@catchSqliteException
def _sql_MD(self, MD, repo, sql, *args):
""" Exec SQL against an MD of the repo, return a cursor. """
cache = getattr(self, MD + 'db')[repo]
cur = cache.cursor()
executeSQL(cur, sql, *args)
return cur
def _sql_MD_pkg_num(self, MD, repo):
""" Give a count of pkgIds in the given repo DB """
sql = "SELECT count(pkgId) FROM packages"
return self._sql_MD('primary', repo, sql).fetchone()[0]
def _clean_pkgobjlist(self):
""" If the pkgobjlist is dirty (possible pkgs on it which are excluded)
then clean it, and return the clean list. """
assert hasattr(self, 'pkgobjlist')
if self._pkgobjlist_dirty:
pol = filter(lambda x: not self._pkgExcluded(x), self.pkgobjlist)
self.pkgobjlist = pol
self._pkgobjlist_dirty = False
return self.pkgobjlist
def __len__(self):
# First check if everything is excluded
all_excluded = True
for (repo, cache) in self.primarydb.items():
if repo not in self._all_excludes:
all_excluded = False
break
if all_excluded:
return 0
if hasattr(self, 'pkgobjlist'):
return len(self._clean_pkgobjlist())
exclude_num = 0
for repo in self.excludes:
exclude_num += len(self.excludes[repo])
pkg_num = 0
for repo in self.primarydb:
pkg_num += self._sql_MD_pkg_num('primary', repo)
return pkg_num - exclude_num
def dropCachedData(self):
if hasattr(self, '_memoize_requires'):
del self._memoize_requires
if hasattr(self, '_memoize_provides'):
del self._memoize_provides
if hasattr(self, 'pkgobjlist'):
del self.pkgobjlist
self._pkgobjlist_dirty = False
self._key2pkg = {}
self._pkgname2pkgkeys = {}
self._pkgnames_loaded = set()
self._pkgmatch_fails = set()
self._provmatch_fails = set()
self._pkgtup2pkgs = {}
self._search_cache = {
'provides' : { },
'requires' : { },
}
misc.unshare_data()
@catchSqliteException
def close(self):
self.dropCachedData()
for dataobj in self.primarydb.values() + \
self.filelistsdb.values() + \
self.otherdb.values():
dataobj.close()
self.primarydb = {}
self.filelistsdb = {}
self.otherdb = {}
self.excludes = {}
self._excludes = set()
self._exclude_whitelist = set()
self._all_excludes = {}
self._pkgExcluder = []
self._pkgExcludeIds = {}
self._pkgobjlist_dirty = False
yumRepo.YumPackageSack.close(self)
def buildIndexes(self):
# We don't need to play with returnPackages() caching as it handles
# additions to excludes after the cache is built.
pass
def _checkIndexes(self, failure='error'):
return
def _delPackageRK(self, repo, pkgKey):
''' Exclude a package so that _pkgExcluded*() knows it's gone.
Note that this doesn't update self.exclude. '''
self._excludes.add((repo, pkgKey))
# Don't keep references around, just wastes memory.
if repo in self._key2pkg:
po = self._key2pkg[repo].pop(pkgKey, None)
if po is not None: # Will also be in the pkgtup2pkgs cache...
pos = self._pkgtup2pkgs[po.pkgtup]
pos = filter(lambda x: id(x) == id(po), pos)
self._pkgtup2pkgs[po.pkgtup] = pos
# Remove a package
# Because we don't want to remove a package from the database we just
# add it to the exclude list
def delPackage(self, obj):
if obj.repo not in self.excludes:
self.excludes[obj.repo] = {}
self.excludes[obj.repo][obj.pkgId] = 1
if (obj.repo, obj.pkgKey) in self._exclude_whitelist:
self._exclude_whitelist.discard((obj.repo, obj.pkgKey))
self._delPackageRK(obj.repo, obj.pkgKey)
self._pkgobjlist_dirty = True
def _delAllPackages(self, repo):
""" Exclude all packages from the repo. """
self._all_excludes[repo] = True
if repo in self.excludes:
del self.excludes[repo]
if repo in self._key2pkg:
del self._key2pkg[repo]
if repo in self._pkgname2pkgkeys:
del self._pkgname2pkgkeys[repo]
def _excluded(self, repo, pkgId):
if repo in self._all_excludes:
return True
if repo in self.excludes and pkgId in self.excludes[repo]:
return True
return False
def _pkgKeyExcluded(self, repo, pkgKey):
if self._all_excludes and repo in self._all_excludes:
return True
return self._excludes and (repo, pkgKey) in self._excludes
def _pkgExcludedRKNEVRA(self, repo,pkgKey, n,e,v,r,a):
''' Main function to use for "can we use this package" question.
. Tests repo against allowed repos.
. Tests pkgKey against allowed packages.
. Tests arch against allowed arches.
. Tests addPackageExcluder() calls.
'''
if self._exclude_whitelist and (repo,pkgKey) in self._exclude_whitelist:
return False
if self._pkgKeyExcluded(repo, pkgKey):
return True
if self._arch_allowed is not None and a not in self._arch_allowed:
self._delPackageRK(repo, pkgKey)
return True
if not self._pkgExcluder:
return False
data = {'n' : n.lower(), 'pkgtup' : (n, a, e, v, r), 'marked' : False}
e = e.lower()
v = v.lower()
r = r.lower()
a = a.lower()
for repoid, excluder, match, regexp_match in self._pkgExcluder:
if repoid is not None and repoid != repo.id:
continue
exSPLIT = excluder.split('.', 1)
if len(exSPLIT) != 2:
assert False, 'Bad excluder: ' + excluder
continue
exT, exM = exSPLIT
if False: pass
elif exT == 'exclude':
if _excluder_match(exM, match, regexp_match, data, e,v,r,a):
self._delPackageRK(repo, pkgKey)
return True
elif exT == 'include':
if _excluder_match(exM, match, regexp_match, data, e,v,r,a):
break
elif exT == 'mark':
if data['marked']:
pass # Speed opt. don't do matches we don't need to do.
elif _excluder_match(exM, match, regexp_match, data, e,v,r,a):
data['marked'] = True
elif exT == 'wash':
if not data['marked']:
pass # Speed opt. don't do matches we don't need to do.
elif _excluder_match(exM, match, regexp_match, data, e,v,r,a):
data['marked'] = False
else:
assert False, 'Bad excluder: ' + excluder
self._exclude_whitelist.add((repo, pkgKey))
return False
def _pkgExcludedRKT(self, repo,pkgKey, pkgtup):
''' Helper function to call _pkgExcludedRKNEVRA.
Takes a repo, pkgKey and a package tuple'''
(n,a,e,v,r) = pkgtup
return self._pkgExcludedRKNEVRA(repo, pkgKey, n,e,v,r,a)
def _pkgExcludedRKD(self, repo,pkgKey, data):
''' Helper function to call _pkgExcludedRKNEVRA.
Takes a repo, pkgKey and a dict of package data'''
(n,a,e,v,r) = (data['name'], data['arch'],
data['epoch'], data['version'], data['release'])
return self._pkgExcludedRKNEVRA(repo, pkgKey, n,e,v,r,a)
def _pkgExcluded(self, po):
''' Helper function to call _pkgExcludedRKNEVRA.
Takes a package object. '''
return self._pkgExcludedRKT(po.repo, po.pkgKey, po.pkgtup)
def addPackageExcluder(self, repoid, excluderid, excluder, *args):
""" Add an "excluder" for all packages in the repo/sack. Can basically
do anything based on nevra, changes lots of exclude decisions from
"preload package; test; delPackage" into "load excluder".
Excluderid is used so the caller doesn't have to track
"have I loaded the excluder for this repo.", it's probably only
useful when repoid is None ... if it turns out utterly worthless
then it's still not a huge wart. """
if excluderid is not None and excluderid in self._pkgExcludeIds:
return
match = None
regexp_match = None
if False: pass
elif excluder.endswith('.eq'):
assert len(args) == 1
match = args[0].lower()
elif excluder.endswith('.in'):
assert len(args) == 1
match = args[0]
elif excluder.endswith('.match'):
assert len(args) == 1
match = args[0].lower()
if misc.re_glob(match):
regexp_match = re.compile(fnmatch.translate(match)).match
elif excluder.endswith('.*'):
assert len(args) == 0
elif excluder.endswith('.marked'):
assert len(args) == 0
elif excluder.endswith('.washed'):
assert len(args) == 0
# Really need to do this, need to cleanup pkgExcluder first though
# or it does nothing.
# self._pkgobjlist_dirty = True
self._pkgExcluder.append((repoid, excluder, match, regexp_match))
if excluderid is not None:
self._pkgExcludeIds[excluderid] = len(self._pkgExcluder)
self._exclude_whitelist = set()
self._pkgobjlist_dirty = True
def _packageByKey(self, repo, pkgKey, exclude=True):
""" Lookup a pkg by it's pkgKey, if we don't have it load it """
# Speed hack, so we don't load the pkg. if the pkgKey is dead.
assert exclude
if exclude and self._pkgKeyExcluded(repo, pkgKey):
return None
if repo not in self._key2pkg:
self._key2pkg[repo] = {}
self._pkgname2pkgkeys[repo] = {}
if pkgKey not in self._key2pkg[repo]:
sql = "SELECT pkgKey, pkgId, name, epoch, version, release, arch " \
"FROM packages WHERE pkgKey = ?"
data = self._sql_MD('primary', repo, sql, (pkgKey,)).fetchone()
if data is None:
msg = "pkgKey %s doesn't exist in repo %s" % (pkgKey, repo)
raise Errors.RepoError, msg
if exclude and self._pkgExcludedRKD(repo, pkgKey, data):
return None
po = self.pc(repo, data)
self._key2pkg[repo][pkgKey] = po
self._pkgtup2pkgs.setdefault(po.pkgtup, []).append(po)
pkgkeys = self._pkgname2pkgkeys[repo].setdefault(data['name'], [])
pkgkeys.append(pkgKey)
elif exclude and self._pkgExcluded(self._key2pkg[repo][pkgKey]):
self._delPackageRK(repo, pkgKey)
return None
return self._key2pkg[repo][pkgKey]
def _packageByKeyData(self, repo, pkgKey, data, exclude=True):
""" Like _packageByKey() but we already have the data for .pc() """
assert exclude
if exclude and self._pkgExcludedRKD(repo, pkgKey, data):
return None
if repo not in self._key2pkg:
self._key2pkg[repo] = {}
self._pkgname2pkgkeys[repo] = {}
if data['pkgKey'] not in self._key2pkg.get(repo, {}):
po = self.pc(repo, data)
self._key2pkg[repo][pkgKey] = po
self._pkgtup2pkgs.setdefault(po.pkgtup, []).append(po)
pkgkeys = self._pkgname2pkgkeys[repo].setdefault(data['name'], [])
pkgkeys.append(pkgKey)
return self._key2pkg[repo][data['pkgKey']]
def _pkgtupByKeyData(self, repo, pkgKey, data):
""" Like _packageByKeyData() but we don't create the package, we just
return the pkgtup. """
if self._pkgExcludedRKD(repo, pkgKey, data):
return None
prepo = self._key2pkg.get(repo)
if prepo is None:
self._key2pkg[repo] = {}
self._pkgname2pkgkeys[repo] = {}
elif data['pkgKey'] in prepo:
return prepo[data['pkgKey']].pkgtup
return (data['name'], data['arch'],
data['epoch'], data['version'], data['release'])
def _packagesByName(self, pkgname):
""" Load all pkgnames from cache, with a given name. """
ret = []
for repo in self.primarydb:
pkgkeys = self._pkgname2pkgkeys.get(repo, {}).get(pkgname, [])
if not pkgkeys:
continue
for pkgkey in pkgkeys:
pkg = self._packageByKey(repo, pkgkey)
if pkg is None:
continue
ret.append(pkg)
return ret
def addDict(self, repo, datatype, dataobj, callback=None):
if repo in self.added:
if datatype in self.added[repo]:
return
else:
self.added[repo] = []
if repo not in self.excludes:
self.excludes[repo] = {}
if dataobj is None:
raise Errors.RepoError, "Tried to add None %s to %s" % (datatype, repo)
if datatype == 'metadata':
self.primarydb[repo] = dataobj
elif datatype == 'filelists':
self.filelistsdb[repo] = dataobj
elif datatype == 'otherdata':
self.otherdb[repo] = dataobj
else:
# We can not handle this yet...
raise Errors.RepoError, "Sorry sqlite does not support %s in %s" % (datatype, repo)
self.added[repo].append(datatype)
# Get all files for a certain pkgId from the filelists.xml metadata
# Search packages that either provide something containing name
# or provide a file containing name
def searchAll(self,name, query_type='like'):
# this function is just silly and it reduces down to just this
return self.searchPrco(name, 'provides')
def _sql_pkgKey2po(self, repo, cur, pkgs=None, have_data=False):
""" Takes a cursor and maps the pkgKey rows into a list of packages. """
if pkgs is None: pkgs = []
for ob in cur:
if have_data:
pkg = self._packageByKeyData(repo, ob['pkgKey'], ob)
else:
pkg = self._packageByKey(repo, ob['pkgKey'])
if pkg is None:
continue
pkgs.append(pkg)
return pkgs
def _skip_all(self):
""" Are we going to skip every package in all our repos? """
skip_all = True
for repo in self.added:
if repo not in self._all_excludes:
skip_all = False
break
return skip_all
@catchSqliteException
def _search_primary_files(self, name):
querytype = 'glob'
name = os.path.normpath(name)
if not misc.re_glob(name):
querytype = '='
results = []
for (rep,cache) in self.primarydb.items():
if rep in self._all_excludes:
continue
cur = cache.cursor()
executeSQL(cur, "select DISTINCT pkgKey from files where name %s ?" % querytype, (name,))
self._sql_pkgKey2po(rep, cur, results)
return misc.unique(results)
@catchSqliteException
def _have_fastReturnFileEntries(self):
""" Return true if pkg.returnFileEntries(primary_only=True) is fast.
basically does "CREATE INDEX pkgfiles ON files (pkgKey);" exist. """
for (rep,cache) in self.primarydb.items():
if rep in self._all_excludes:
continue
cur = cache.cursor()
executeSQL(cur, "PRAGMA index_info(pkgfiles)")
# If we get anything, we're fine. There might be a better way of
# saying "anything" but this works.
for ob in cur:
break
else:
return False
return True
def have_fastReturnFileEntries(self):
""" Is calling pkg.returnFileEntries(primary_only=True) faster than
using searchFiles(). """
if not hasattr(self, '_cached_fRFE'):
self._cached_fRFE = self._have_fastReturnFileEntries()
return self._cached_fRFE
@catchSqliteException
def searchFiles(self, name, strict=False):
"""search primary if file will be in there, if not, search filelists, use globs, if possible"""
if self._skip_all():
return []
# optimizations:
# if it is not glob, then see if it is in the primary.xml filelists,
# if so, just use those for the lookup
glob = True
file_glob = True
querytype = 'glob'
name = os.path.normpath(name)
dirname = os.path.dirname(name)
filename = os.path.basename(name)
if strict or not misc.re_glob(name):
glob = False
file_glob = False
querytype = '='
elif not misc.re_glob(filename):
file_glob = False
# Take off the trailing slash to act like rpm
if name[-1] == '/':
name = name[:-1]
pkgs = []
# ultra simple optimization
if misc.re_primary_filename(name):
return self._search_primary_files(name)
if len(self.filelistsdb) == 0:
# grab repo object from primarydb and force filelists population in this sack using repo
# sack.populate(repo, mdtype, callback, cacheonly)
for (repo,cache) in self.primarydb.items():
if repo in self._all_excludes:
continue
self.populate(repo, mdtype='filelists')
# Check to make sure the DB data matches, this should always pass but
# we've had weird errors. So check it for a bit.
for repo in self.filelistsdb:
# Only check each repo. once ... the libguestfs check :).
if hasattr(repo, '_checked_filelists_pkgs'):
continue
pri_pkgs = self._sql_MD_pkg_num('primary', repo)
fil_pkgs = self._sql_MD_pkg_num('filelists', repo)
if pri_pkgs != fil_pkgs:
raise Errors.RepoError
repo._checked_filelists_pkgs = True
sql_params = []
dirname_check = ""
if not glob:
(pattern, esc) = sql_esc(filename)
dirname_check = "dirname = ? and filenames LIKE ? %s and " % esc
sql_params.append(dirname)
sql_params.append('%' + pattern + '%')
elif not file_glob:
(pattern, esc) = sql_esc(filename)
dirname_check = "dirname GLOB ? and filenames LIKE ? %s and " % esc
sql_params.append(dirname)
sql_params.append('%' + pattern + '%')
elif filename == '*':
# We only care about matching on dirname...
for (rep,cache) in self.filelistsdb.items():
if rep in self._all_excludes:
continue
cur = cache.cursor()
sql_params.append(dirname)
executeSQL(cur, """SELECT pkgKey FROM filelist
WHERE dirname %s ?""" % (querytype,),
sql_params)
self._sql_pkgKey2po(rep, cur, pkgs)
return misc.unique(pkgs)
for (rep,cache) in self.filelistsdb.items():
if rep in self._all_excludes:
continue
cur = cache.cursor()
# grab the entries that are a single file in the
# filenames section, use sqlites globbing if it is a glob
executeSQL(cur, "select pkgKey from filelist where \
%s length(filetypes) = 1 and \
dirname || ? || filenames \
%s ?" % (dirname_check, querytype), sql_params + ['/',name])
self._sql_pkgKey2po(rep, cur, pkgs)
if file_glob:
name_re = re.compile(fnmatch.translate(name))
def filelist_globber(sql_dirname, sql_filenames):
# Note: Can't return bool, because sqlite doesn't like it in
# weird ways. Test:
# install '*bin/autoheader'
# provides /lib/security/pam_loginuid.so
files = sql_filenames.split('/')
if not file_glob:
return int(filename in files)
fns = map(lambda f: '%s/%s' % (sql_dirname, f), files)
for match in fns:
if name_re.match(match):
return 1
return 0
cache.create_function("filelist_globber", 2, filelist_globber)
# for all the ones where filenames is multiple files,
# make the files up whole and use python's globbing method
executeSQL(cur, "select pkgKey from filelist where \
%s length(filetypes) > 1 \
and filelist_globber(dirname,filenames)" % dirname_check,
sql_params)
self._sql_pkgKey2po(rep, cur, pkgs)
pkgs = misc.unique(pkgs)
return pkgs
@catchSqliteException
def searchPrimaryFields(self, fields, searchstring):
"""search arbitrary fields from the primarydb for a string"""
if self._skip_all():
return []
result = []
if len(fields) < 1:
return result
searchstring = searchstring.replace("'", "''")
(searchstring, esc) = sql_esc(searchstring)
sql = "select DISTINCT pkgKey from packages where %s like '%%%s%%'%s " % (fields[0], searchstring, esc)
for f in fields[1:]:
sql = "%s or %s like '%%%s%%'%s " % (sql, f, searchstring, esc)
for (rep,cache) in self.primarydb.items():
cur = cache.cursor()
executeSQL(cur, sql)
self._sql_pkgKey2po(rep, cur, result)
return result
@catchSqliteException
def searchPrimaryFieldsMultipleStrings(self, fields, searchstrings):
"""search arbitrary fields from the primarydb for a multiple strings
return packages, number of items it matched as a list of tuples"""
if self._skip_all():
return []
result = [] # (pkg, num matches)
if not fields or not searchstrings:
return result
# NOTE: I can't see any reason not to use this all the time, speed
# comparison shows them as basically equal.
if len(searchstrings) > (constants.PATTERNS_MAX / len(fields)):
tot = {}
for searchstring in searchstrings:
matches = self.searchPrimaryFields(fields, searchstring)
for po in matches:
tot[po] = tot.get(po, 0) + 1
for po in sorted(tot, key=operator.itemgetter, reverse=True):
result.append((po, tot[po]))
return result
unionstring = "select pkgKey, SUM(cumul) AS total from ( "
endunionstring = ")GROUP BY pkgKey ORDER BY total DESC"
#SELECT pkgkey, SUM(cumul) AS total FROM (SELECT pkgkey, 1
#AS cumul FROM packages WHERE description LIKE '%foo%' UNION ... )
#GROUP BY pkgkey ORDER BY total DESC;
selects = []
for s in searchstrings:
s = s.replace("'", "''")
(s, esc) = sql_esc(s)
sql="select pkgKey,1 AS cumul from packages where %s like '%%%s%%'%s " % (fields[0], s, esc)
for f in fields[1:]:
sql = "%s or %s like '%%%s%%'%s " % (sql, f, s, esc)
selects.append(sql)
totalstring = unionstring + " UNION ALL ".join(selects) + endunionstring
for (rep,cache) in self.primarydb.items():
cur = cache.cursor()
executeSQL(cur, totalstring)
for ob in cur:
pkg = self._packageByKey(rep, ob['pkgKey'])
if pkg is None:
continue
result.append((pkg, ob['total']))
return result
@catchSqliteException
def returnObsoletes(self, newest=False):
if self._skip_all():
return {}
if newest:
raise NotImplementedError()
obsoletes = {}
for (rep,cache) in self.primarydb.items():
cur = cache.cursor()
executeSQL(cur, "select packages.name as name,\
packages.pkgKey as pkgKey,\
packages.arch as arch, packages.epoch as epoch,\
packages.release as release, packages.version as version,\
obsoletes.name as oname, obsoletes.epoch as oepoch,\
obsoletes.release as orelease, obsoletes.version as oversion,\
obsoletes.flags as oflags\
from obsoletes,packages where obsoletes.pkgKey = packages.pkgKey")
for ob in cur:
key = ( _share_data(ob['name']), _share_data(ob['arch']),
_share_data(ob['epoch']), _share_data(ob['version']),
_share_data(ob['release']))
if self._pkgExcludedRKT(rep, ob['pkgKey'], key):
continue
(n,f,e,v,r) = ( _share_data(ob['oname']),
_share_data(ob['oflags']),
_share_data(ob['oepoch']),
_share_data(ob['oversion']),
_share_data(ob['orelease']))
key = _share_data(key)
val = _share_data((n,f,(e,v,r)))
obsoletes.setdefault(key,[]).append(val)
return obsoletes
@catchSqliteException
def getPackageDetails(self,pkgId):
for (rep,cache) in self.primarydb.items():
cur = cache.cursor()
executeSQL(cur, "select * from packages where pkgId = ?", (pkgId,))
for ob in cur:
return ob
@catchSqliteException
def _getListofPackageDetails(self, pkgId_list):
pkgs = []
if len(pkgId_list) == 0:
return pkgs
pkgid_query = str(tuple(pkgId_list))
for (rep,cache) in self.primarydb.items():
cur = cache.cursor()
executeSQL(cur, "select * from packages where pkgId in %s" %(pkgid_query,))
for ob in cur:
pkgs.append(ob)
return pkgs
@catchSqliteException
def _search_get_memoize(self, prcotype):
if not hasattr(self, '_memoize_' + prcotype):
memoize = {}
for (rep,cache) in self.primarydb.items():
if rep in self._all_excludes:
continue
cur = cache.cursor()
executeSQL(cur, "select * from %s" % prcotype)
for x in cur:
val = (_share_data(x['name']), _share_data(x['flags']),
(_share_data(x['epoch']), _share_data(x['version']),
_share_data(x['release'])))
val = _share_data(val)
key = (rep, val[0])
pkgkey = _share_data(x['pkgKey'])
val = (pkgkey, val)
memoize.setdefault(key, []).append(val)
setattr(self, '_memoize_' + prcotype, memoize)
return getattr(self, '_memoize_' + prcotype)
@catchSqliteException
def _search(self, prcotype, name, flags, version):
if self._skip_all():
return {}
name = to_unicode(name)
if flags == 0:
flags = None
if type(version) in (str, type(None), unicode):
req = (name, flags, rpmUtils.miscutils.stringToVersion(
version))
elif type(version) in (tuple, list): # would this ever be a list?
req = (name, flags, version)
prcotype = _share_data(prcotype)
req = _share_data(req)
if req in self._search_cache[prcotype]:
return self._search_cache[prcotype][req]
result = { }
# Requires is the biggest hit, pre-loading provides actually hurts
# NOTE: Disabling atm. ... small install/updates get a significant hit.
# And even large updates take a hit with the memoize path, maybe we
# fixed something with later change? ... maybe I was on crack?
# Speed seems to depend on _search_cache.
if True: # prcotype != 'requires':
primarydb_items = self.primarydb.items()
preload = False
else:
primarydb_items = []
preload = True
memoize = self._search_get_memoize(prcotype)
for (rep,cache) in self.primarydb.items():
if rep in self._all_excludes:
continue
tmp = {}
for x in memoize.get((rep, name), []):
pkgkey, val = x
if rpmUtils.miscutils.rangeCompare(req, val):
tmp.setdefault(pkgkey, []).append(val)
for pkgKey, hits in tmp.iteritems():
pkg = self._packageByKey(rep, pkgKey)
if pkg is None:
continue
result[pkg] = hits
for (rep,cache) in primarydb_items:
if rep in self._all_excludes:
continue
cur = cache.cursor()
executeSQL(cur, "select * from %s where name=?" % prcotype,
(name,))
tmp = { }
for x in cur:
val = (_share_data(x['name']), _share_data(x['flags']),
(_share_data(x['epoch']), _share_data(x['version']),
_share_data(x['release'])))
val = _share_data(val)
if rpmUtils.miscutils.rangeCompare(req, val):
tmp.setdefault(x['pkgKey'], []).append(val)
for pkgKey, hits in tmp.iteritems():
pkg = self._packageByKey(rep, pkgKey)
if pkg is None:
continue
result[pkg] = hits
if prcotype != 'provides' or name[0] != '/':
if not preload:
self._search_cache[prcotype][req] = result
return result
if not misc.re_primary_filename(name):
# If it is not in the primary.xml files
# search the files.xml file info
for pkg in self.searchFiles(name, strict=True):
result[pkg] = [(name, None, None)]
if not preload:
self._search_cache[prcotype][req] = result
return result
# If it is a filename, search the primary.xml file info
for pkg in self._search_primary_files(name):
result[pkg] = [(name, None, None)]
self._search_cache[prcotype][req] = result
return result
def getProvides(self, name, flags=None, version=(None, None, None)):
return self._search("provides", name, flags, version)
def getRequires(self, name, flags=None, version=(None, None, None)):
return self._search("requires", name, flags, version)
@catchSqliteException
def searchNames(self, names=[], return_pkgtups=False):
"""return a list of packages matching any of the given names. This is
only a match on package name, nothing else"""
if self._skip_all():
return []
loaded_all_names = hasattr(self, 'pkgobjlist')
returnList = []
user_names = set(names)
names = []
for pkgname in user_names:
if pkgname in self._pkgmatch_fails:
continue
if loaded_all_names or pkgname in self._pkgnames_loaded:
returnList.extend(self._packagesByName(pkgname))
else:
names.append(pkgname)
if return_pkgtups:
returnList = [pkg.pkgtup for pkg in returnList]
if not names:
return returnList
max_entries = constants.PATTERNS_INDEXED_MAX
if len(names) > max_entries:
# Unique is done at user_names time, above.
for names in seq_max_split(names, max_entries):
returnList.extend(self.searchNames(names, return_pkgtups))
return returnList
pat_sqls = []
qsql = """select pkgId,pkgKey,name,epoch,version,release,arch
from packages where """
for name in names:
pat_sqls.append("name = ?")
qsql = qsql + " OR ".join(pat_sqls)
for (repo, cache) in self.primarydb.items():
cur = cache.cursor()
executeSQL(cur, qsql, names)
if return_pkgtups:
for ob in cur:
pkgtup = self._pkgtupByKeyData(repo, ob['pkgKey'], ob)
if pkgtup is None:
continue
returnList.append(pkgtup)
continue
self._sql_pkgKey2po(repo, cur, returnList, have_data=True)
if not return_pkgtups:
# Mark all the processed pkgnames as fully loaded
self._pkgnames_loaded.update([name for name in names])
return returnList
@catchSqliteException
def searchPrco(self, name, prcotype):
"""return list of packages matching name and prcotype """
# we take name to be a string of some kind
# we parse the string to see if it is a foo > 1.1 or if it is just 'foo'
# or what - so we can answer correctly
if self._skip_all():
return []
try:
(n,f,(e,v,r)) = misc.string_to_prco_tuple(name)
except Errors.MiscError, e:
raise Errors.PackageSackError, to_unicode(e)
# The _b means this is a byte string
# The _u means this is a unicode string
# A bare n is used when, it's unicode but hasn't been evaluated
# whether that's actually the right thing to do
n_b = n
n_u = to_unicode(n)
n = n_u
glob = True
querytype = 'glob'
if not misc.re_glob(n):
glob = False
querytype = '='
basic_results = []
results = []
for (rep,cache) in self.primarydb.items():
cur = cache.cursor()
executeSQL(cur, "select DISTINCT pkgKey from %s where name %s ?" % (prcotype,querytype), (n,))
self._sql_pkgKey2po(rep, cur, basic_results)
# now we have a list of items matching just the name - let's match them out
for po in basic_results:
if misc.re_filename(n) and v is None:
# file dep add all matches to the results
results.append(po)
continue
if not glob:
if po.checkPrco(prcotype, (n_b, f, (e,v,r))):
results.append(po)
else:
# if it is a glob we can't really get any closer to checking it
results.append(po)
# If it's not a provides or a filename, we are done
if prcotype != "provides":
return results
if not misc.re_filename(n):
return results
# If it is a filename, search the primary.xml file info
results.extend(self._search_primary_files(n))
# If it is in the primary.xml files then skip the other check
if misc.re_primary_filename(n) and not glob:
return misc.unique(results)
# If it is a filename, search the files.xml file info
results.extend(self.searchFiles(n))
return misc.unique(results)
def searchProvides(self, name):
"""return list of packages providing name (any evr and flag)"""
if name in self._provmatch_fails:
return []
ret = self.searchPrco(name, "provides")
if not ret:
self._provmatch_fails.add(name)
return ret
def searchRequires(self, name):
"""return list of packages requiring name (any evr and flag)"""
return self.searchPrco(name, "requires")
def searchObsoletes(self, name):
"""return list of packages obsoleting name (any evr and flag)"""
return self.searchPrco(name, "obsoletes")
def searchConflicts(self, name):
"""return list of packages conflicting with name (any evr and flag)"""
return self.searchPrco(name, "conflicts")
def db2class(self, db, nevra_only=False):
print 'die die die die die db2class'
class tmpObject:
pass
y = tmpObject()
y.nevra = (db['name'],db['epoch'],db['version'],db['release'],db['arch'])
y.sack = self
y.pkgId = db['pkgId']
if nevra_only:
return y
y.hdrange = {'start': db['rpm_header_start'],'end': db['rpm_header_end']}
y.location = {'href': db['location_href'],'value': '', 'base': db['location_base']}
y.checksum = {'pkgid': 'YES','type': db['checksum_type'],
'value': db['pkgId'] }
y.time = {'build': db['time_build'], 'file': db['time_file'] }
y.size = {'package': db['size_package'], 'archive': db['size_archive'], 'installed': db['size_installed'] }
y.info = {'summary': db['summary'], 'description': db['description'],
'packager': db['rpm_packager'], 'group': db['rpm_group'],
'buildhost': db['rpm_buildhost'], 'sourcerpm': db['rpm_sourcerpm'],
'url': db['url'], 'vendor': db['rpm_vendor'], 'license': db['rpm_license'] }
return y
@catchSqliteException
def returnNewestByNameArch(self, naTup=None, patterns=None, ignore_case=False):
# If naTup is set do it from the database otherwise use our parent's
# returnNewestByNameArch
if (not naTup):
return yumRepo.YumPackageSack.returnNewestByNameArch(self, naTup,
patterns,
ignore_case)
# First find all packages that fulfill naTup
allpkg = []
for (rep,cache) in self.primarydb.items():
cur = cache.cursor()
executeSQL(cur, "select pkgId,pkgKey,name,epoch,version,release,arch from packages where name=? and arch=?", naTup)
self._sql_pkgKey2po(rep, cur, allpkg, have_data=True)
# if we've got zilch then raise
if not allpkg:
raise Errors.PackageSackError, 'No Package Matching %s.%s' % naTup
return misc.newestInList(allpkg)
@catchSqliteException
def returnNewestByName(self, name=None, patterns=None, ignore_case=False):
"""return list of newest packages based on name matching
this means(in name.arch form): foo.i386 and foo.noarch will
be compared to each other for highest version.
Note that given: foo-1.i386; foo-2.i386 and foo-3.x86_64
The last _two_ pkgs will be returned, not just one of them. """
# If name is set do it from the database otherwise use our parent's
# returnNewestByName
if self._skip_all():
return []
if (not name):
return yumRepo.YumPackageSack.returnNewestByName(self, name,
patterns,
ignore_case)
# First find all packages that fulfill name
allpkg = []
for (rep,cache) in self.primarydb.items():
cur = cache.cursor()
executeSQL(cur, "select pkgId,pkgKey,name,epoch,version,release,arch from packages where name=?", (name,))
self._sql_pkgKey2po(rep, cur, allpkg, have_data=True)
# if we've got zilch then raise
if not allpkg:
raise Errors.PackageSackError, 'No Package Matching %s' % name
return misc.newestInList(allpkg)
# Do what packages.matchPackageNames does, but query the DB directly
@catchSqliteException
def matchPackageNames(self, pkgspecs):
if self._skip_all():
return [], [], []
matched = []
exactmatch = []
unmatched = list(pkgspecs)
for p in pkgspecs:
if misc.re_glob(p):
query = PARSE_QUERY % ({ "op": "glob", "q": p })
matchres = matched
else:
query = PARSE_QUERY % ({ "op": "=", "q": p })
matchres = exactmatch
for (rep, db) in self.primarydb.items():
cur = db.cursor()
executeSQL(cur, query)
pmatches = self._sql_pkgKey2po(rep, cur)
if len(pmatches):
unmatched.remove(p)
matchres.extend(pmatches)
exactmatch = misc.unique(exactmatch)
matched = misc.unique(matched)
unmatched = misc.unique(unmatched)
return exactmatch, matched, unmatched
def _setupPkgObjList(self, repoid=None, patterns=None, ignore_case=False):
"""Setup need_full and patterns for _yieldSQLDataList, also see if
we can get away with just using searchNames(). """
if patterns is None:
patterns = []
fields = ['name', 'sql_nameArch', 'sql_nameVerRelArch',
'sql_nameVer', 'sql_nameVerRel',
'sql_envra', 'sql_nevra']
need_full = False
for pat in patterns:
if (misc.re_full_search_needed(pat) and
(ignore_case or pat not in self._pkgnames_loaded)):
need_full = True
break
pat_max = constants.PATTERNS_MAX
if not need_full:
fields = ['name']
pat_max = constants.PATTERNS_INDEXED_MAX
if len(patterns) > pat_max:
patterns = []
if ignore_case:
patterns = sql_esc_glob(patterns)
else:
tmp = []
need_glob = False
for pat in patterns:
if misc.re_glob(pat):
tmp.append((pat, 'glob'))
need_glob = True
else:
tmp.append((pat, '='))
if not need_full and not need_glob and patterns:
return (need_full, patterns, fields, True)
patterns = tmp
return (need_full, patterns, fields, False)
# @catchSqliteException has no effect on generators
def _yieldSQLDataList(self, repoid, patterns, fields, ignore_case):
"""Yields all the package data for the given params. Excludes are done
at this stage. """
pat_sqls = []
pat_data = []
for (pattern, rest) in patterns:
if not ignore_case and pattern in self._pkgmatch_fails:
continue
for field in fields:
if ignore_case:
pat_sqls.append("%s LIKE ?%s" % (field, rest))
else:
pat_sqls.append("%s %s ?" % (field, rest))
pat_data.append(pattern)
if patterns and not pat_sqls:
return
if pat_sqls:
qsql = _FULL_PARSE_QUERY_BEG + " OR ".join(pat_sqls)
else:
qsql = """select pkgId, pkgKey, name,epoch,version,release,arch
from packages"""
for (repo,cache) in self.primarydb.items():
if (repoid == None or repoid == repo.id):
cur = cache.cursor()
executeSQL(cur, qsql, pat_data)
for x in cur:
yield (repo, x)
@catchSqliteException
def _buildPkgObjList(self, repoid=None, patterns=None, ignore_case=False):
"""Builds a list of packages, only containing nevra information.
Excludes are done at this stage. """
returnList = []
data = self._setupPkgObjList(repoid, patterns, ignore_case)
(need_full, patterns, fields, names) = data
if names:
return self.searchNames(patterns)
for (repo, x) in self._yieldSQLDataList(repoid, patterns, fields,
ignore_case):
# Can't use: _sql_pkgKey2po because we change repos.
po = self._packageByKeyData(repo, x['pkgKey'], x)
if po is None:
continue
returnList.append(po)
if not patterns and repoid is None:
self.pkgobjlist = returnList
self._pkgnames_loaded = set() # Save memory
if not need_full and repoid is None:
# Mark all the processed pkgnames as fully loaded
self._pkgnames_loaded.update([po.name for po in returnList])
if need_full:
for (pat, rest) in patterns:
if rest not in ('=', ''): # Wildcards: 'glob' or ' ESCAPE "!"'
continue
for pkg in returnList:
if pkg.name == pat:
self._pkgnames_loaded.add(pkg.name)
break
if not returnList:
for (pat, rest) in patterns:
self._pkgmatch_fails.add(pat)
return returnList
def returnPackages(self, repoid=None, patterns=None, ignore_case=False):
"""Returns a list of packages, only containing nevra information. The
packages are processed for excludes. Note that the packages are
always filtered to those matching the patterns/case. """
if self._skip_all():
return []
internal_pkgoblist = hasattr(self, 'pkgobjlist')
if internal_pkgoblist:
pkgobjlist = self._clean_pkgobjlist()
else:
pkgobjlist = self._buildPkgObjList(repoid, patterns, ignore_case)
internal_pkgoblist = hasattr(self, 'pkgobjlist')
if internal_pkgoblist and patterns:
internal_pkgoblist = False
pkgobjlist = parsePackages(pkgobjlist, patterns, not ignore_case,
unique='repo-pkgkey')
pkgobjlist = pkgobjlist[0] + pkgobjlist[1]
# Can't unexclude things, and new excludes are done above...
if repoid is None:
if internal_pkgoblist:
pkgobjlist = pkgobjlist[:]
return pkgobjlist
returnList = []
for po in pkgobjlist:
if repoid != po.repoid:
continue
returnList.append(po)
return returnList
@catchSqliteException
def simplePkgList(self, patterns=None, ignore_case=False):
"""Returns a list of pkg tuples (n, a, e, v, r), optionally from a
single repoid. Note that the packages are always filtered to those
matching the patterns/case. """
if self._skip_all():
return []
internal_pkgoblist = hasattr(self, 'pkgobjlist')
if internal_pkgoblist:
return yumRepo.YumPackageSack.simplePkgList(self, patterns,
ignore_case)
repoid = None
returnList = []
# Haven't loaded everything, so _just_ get the pkgtups...
data = self._setupPkgObjList(repoid, patterns, ignore_case)
(need_full, patterns, fields, names) = data
if names:
return [pkg.pkgtup for pkg in self.searchNames(patterns)]
for (repo, x) in self._yieldSQLDataList(repoid, patterns, fields,
ignore_case):
# NOTE: Can't unexclude things...
pkgtup = self._pkgtupByKeyData(repo, x['pkgKey'], x)
if pkgtup is None:
continue
returnList.append(pkgtup)
return returnList
@catchSqliteException
def searchNevra(self, name=None, epoch=None, ver=None, rel=None, arch=None):
"""return list of pkgobjects matching the nevra requested"""
if self._skip_all():
return []
returnList = []
if name: # Almost always true...
for pkg in self.searchNames(names=[name]):
match = True
for (col, var) in [('epoch', epoch), ('version', ver),
('arch', arch), ('release', rel)]:
if var and getattr(pkg, col) != var:
match = False
break
if match:
returnList.append(pkg)
return returnList
# make sure some dumbass didn't pass us NOTHING to search on
empty = True
for arg in (name, epoch, ver, rel, arch):
if arg:
empty = False
if empty:
return returnList
# make up our execute string
q = "select pkgId,pkgKey,name,epoch,version,release,arch from packages WHERE"
for (col, var) in [('name', name), ('epoch', epoch), ('version', ver),
('arch', arch), ('release', rel)]:
if var:
if q[-5:] != 'WHERE':
q = q + ' AND %s = "%s"' % (col, var)
else:
q = q + ' %s = "%s"' % (col, var)
# Search all repositories
for (rep,cache) in self.primarydb.items():
cur = cache.cursor()
executeSQL(cur, q)
self._sql_pkgKey2po(rep, cur, returnList, have_data=True)
return returnList
@catchSqliteException
def excludeArchs(self, archlist):
"""excludes incompatible arches - archlist is a list of compat arches"""
if self._arch_allowed is None:
self._arch_allowed = set(archlist)
else:
self._arch_allowed = self._arch_allowed.intersection(archlist)
sarchlist = map(lambda x: "'%s'" % x , archlist)
arch_query = ",".join(sarchlist)
for (rep, cache) in self.primarydb.items():
cur = cache.cursor()
# This is a minor hack opt. for source repos. ... if they are
# enabled normally, we don't want to exclude each package so we
# check it and exclude the entire thing.
if not rep.id.endswith("-source") or 'src' in self._arch_allowed:
continue
has_arch = False
executeSQL(cur, "SELECT DISTINCT arch FROM packages")
for row in cur:
if row[0] in archlist:
has_arch = True
break
if not has_arch:
self._delAllPackages(rep)
return
# Simple helper functions
# Return a string representing filenamelist (filenames can not contain /)
def encodefilenamelist(filenamelist):
return '/'.join(filenamelist)
# Return a list representing filestring (filenames can not contain /)
def decodefilenamelist(filenamestring):
filenamestring = filenamestring.replace('//', '/')
return filenamestring.split('/')
# Return a string representing filetypeslist
# filetypes should be file, dir or ghost
def encodefiletypelist(filetypelist):
result = ''
ft2string = {'file': 'f','dir': 'd','ghost': 'g'}
for x in filetypelist:
result += ft2string[x]
return result
# Return a list representing filetypestring
# filetypes should be file, dir or ghost
def decodefiletypelist(filetypestring):
string2ft = {'f':'file','d': 'dir','g': 'ghost'}
return [string2ft[x] for x in filetypestring]
# Query used by matchPackageNames
# op is either '=' or 'like', q is the search term
# Check against name, nameArch, nameVerRelArch, nameVer, nameVerRel,
# envra, nevra
PARSE_QUERY = """
select pkgKey from packages
where name %(op)s '%(q)s'
or name || '.' || arch %(op)s '%(q)s'
or name || '-' || version %(op)s '%(q)s'
or name || '-' || version || '-' || release %(op)s '%(q)s'
or name || '-' || version || '-' || release || '.' || arch %(op)s '%(q)s'
or epoch || ':' || name || '-' || version || '-' || release || '.' || arch %(op)s '%(q)s'
or name || '-' || epoch || ':' || version || '-' || release || '.' || arch %(op)s '%(q)s'
"""
# This is roughly the same as above, and used by _buildPkgObjList().
# Use " to quote because we using ? ... and sqlutils.QmarkToPyformat gets
# confused.
_FULL_PARSE_QUERY_BEG = """
SELECT pkgId,pkgKey,name,epoch,version,release,arch,
name || "." || arch AS sql_nameArch,
name || "-" || version || "-" || release || "." || arch AS sql_nameVerRelArch,
name || "-" || version AS sql_nameVer,
name || "-" || version || "-" || release AS sql_nameVerRel,
epoch || ":" || name || "-" || version || "-" || release || "." || arch AS sql_envra,
name || "-" || epoch || ":" || version || "-" || release || "." || arch AS sql_nevra
FROM packages
WHERE
"""