403 lines
16 KiB
Python
Executable File
403 lines
16 KiB
Python
Executable File
#!/usr/bin/python -tt
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; version 2 of the License.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Library General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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import yum
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import os
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import shutil
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import sys
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class Gather(yum.YumBase):
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def __init__(self, config, pkglist):
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self.workdir = os.path.join(config.get('default', 'destdir'),
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'work',
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config.get('default', 'flavor'),
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config.get('default', 'arch'))
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# Create a yum object to use
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yum.YumBase.__init__(self)
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self.config = config
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self.doConfigSetup(fn=config.get('default', 'yumconf'), debuglevel=6, errorlevel=6, root=os.path.join(self.workdir, 'yumroot'))
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self.config.cachedir = os.path.join(self.workdir, 'yumcache')
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self.cleanMetadata() # clean metadata that might be in the cache from previous runs
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self.cleanSqlite() # clean metadata that might be in the cache from previous runs
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self.doRepoSetup()
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self.doTsSetup()
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self.doRpmDBSetup()
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if config.get('default', 'arch') == 'i386':
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arches = yum.rpmUtils.arch.getArchList('i686')
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self.compatarch = 'i686'
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elif config.get('default', 'arch') == 'ppc':
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arches = yum.rpmUtils.arch.getArchList('ppc64')
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self.compatarch = 'ppc64'
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elif config.get('default', 'arch') == 'sparc':
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arches = yum.rpmUtils.arch.getArchList('sparc64v')
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self.compatarch = 'sparc64v'
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else:
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arches = yum.rpmUtils.arch.getArchList(config.get('default', 'arch'))
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self.compatarch = config.get('default', 'arch')
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#self.doSackSetup(arches)
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self.doSackSetup(archlist=arches) # work around temp break in yum api
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self.doSackFilelistPopulate()
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self.logger = yum.logging.getLogger("yum.verbose.pungi")
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self.pkglist = pkglist
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self.polist = []
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self.srpmlist = []
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self.resolved_deps = {} # list the deps we've already resolved, short circuit.
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# Create a comps object and add our comps file for group definitions
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self.compsobj = yum.comps.Comps()
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self.compsobj.add(self.config.get('default', 'comps'))
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def doLoggingSetup(self, debuglevel, errorlevel):
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"""Setup the logging facility."""
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logdir = os.path.join(self.config.get('default', 'destdir'), 'logs')
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if not os.path.exists(logdir):
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os.makedirs(logdir)
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if self.config.get('default', 'flavor'):
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logfile = os.path.join(logdir, '%s.%s.log' % (self.config.get('default', 'flavor'),
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self.config.get('default', 'arch')))
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else:
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logfile = os.path.join(logdir, '%s.log' % (self.config.get('default', 'arch')))
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yum.logging.basicConfig(level=yum.logging.DEBUG, filename=logfile)
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def doFileLogSetup(self, uid, logfile):
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# This function overrides a yum function, allowing pungi to control
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# the logging.
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pass
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def verifyCachePkg(self, po, path): # Stolen from yum
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"""check the package checksum vs the cache
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return True if pkg is good, False if not"""
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(csum_type, csum) = po.returnIdSum()
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try:
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filesum = yum.misc.checksum(csum_type, path)
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except yum.Errors.MiscError:
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return False
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if filesum != csum:
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return False
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return True
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def getPackageDeps(self, po):
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"""Add the dependencies for a given package to the
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transaction info"""
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if not self.config.has_option('default', 'quiet'):
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self.logger.info('Checking deps of %s.%s' % (po.name, po.arch))
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reqs = po.requires
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provs = po.provides
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for req in reqs:
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if self.resolved_deps.has_key(req):
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continue
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(r,f,v) = req
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if r.startswith('rpmlib(') or r.startswith('config('):
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continue
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if req in provs:
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continue
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deps = self.whatProvides(r, f, v).returnPackages()
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if not deps:
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self.logger.warn("Unresolvable dependency %s in %s.%s" % (r, po.name, po.arch))
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continue
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depsack = yum.packageSack.ListPackageSack(deps)
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for dep in depsack.returnNewestByNameArch():
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self.tsInfo.addInstall(dep)
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if not self.config.has_option('default', 'quiet'):
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self.logger.info('Added %s.%s for %s.%s' % (dep.name, dep.arch, po.name, po.arch))
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self.resolved_deps[req] = None
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def getPackagesFromGroup(self, group):
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"""Get a list of package names from a comps object
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Returns a list of package names"""
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packages = []
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optional = None
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nodefaults = None
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# Check for an option regarding default/optional packages
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last = group.split()[-1]
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if last == '--optional':
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optional = True
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group = group.split(' --optional')[0]
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if last == '--nodefaults':
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nodefaults = True
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group = group.split(' --nodefaults')[0]
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# Check if we have the group
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if not self.compsobj.has_group(group):
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self.logger.error("Group %s not found in comps!" % group)
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return packages
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# Get the group object to work with
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groupobj = self.compsobj.return_group(group)
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# Add the mandatory packages
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packages.extend(groupobj.mandatory_packages.keys())
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# Add the default packages unless we don't want them
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if not nodefaults:
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packages.extend(groupobj.default_packages.keys())
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# Add the optional packages if we want them
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if optional:
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packages.extend(groupobj.optional_packages.keys())
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# Deal with conditional packages
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# Populate a dict with the name of the required package and value
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# of the package objects it would bring in. To be used later if
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# we match the conditional.
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for condreq, cond in groupobj.conditional_packages.iteritems():
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pkgs = self.pkgSack.searchNevra(name=condreq)
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if pkgs:
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pkgs = self.bestPackagesFromList(pkgs)
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if self.tsInfo.conditionals.has_key(cond):
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self.tsInfo.conditionals[cond].extend(pkgs)
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else:
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self.tsInfo.conditionals[cond] = pkgs
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return packages
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def getPackageObjects(self):
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"""Cycle through the list of packages, get package object
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matches, and resolve deps.
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Returns a list of package objects"""
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final_pkgobjs = {} # The final list of package objects
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searchlist = [] # The list of package names/globs to search for
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matchdict = {} # A dict of objects to names
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grouplist = []
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excludelist = []
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addlist = []
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# Cycle through the package list and pull out the groups
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for line in self.pkglist:
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line = line.strip()
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if line.startswith('#'):
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if not self.config.has_option('default', 'quiet'):
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self.logger.info('Skipping comment: %s' % line)
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continue
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if line.startswith('@'):
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if not self.config.has_option('default', 'quiet'):
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self.logger.info('Adding group: %s' % line)
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grouplist.append(line.strip('@'))
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continue
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if line.startswith('-'):
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if not self.config.has_option('default', 'quiet'):
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self.logger.info('Adding exclude: %s' % line)
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excludelist.append(line.strip('-'))
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continue
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else:
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if not self.config.has_option('default', 'quiet'):
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self.logger.info('Adding package: %s' % line)
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addlist.append(line)
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# First remove the excludes
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self.conf.exclude.extend(excludelist)
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self.excludePackages()
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# Get a list of packages from groups
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for group in grouplist:
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searchlist.extend(self.getPackagesFromGroup(group))
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# Add the adds
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searchlist.extend(addlist)
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# Make the search list unique
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searchlist = yum.misc.unique(searchlist)
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# Search repos for things in our searchlist, supports globs
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(exactmatched, matched, unmatched) = yum.packages.parsePackages(self.pkgSack.returnPackages(), searchlist, casematch=1)
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matches = exactmatched + matched
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# Populate a dict of package objects to their names
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for match in matches:
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matchdict[match.name] = match
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# Get the newest results from the search
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mysack = yum.packageSack.ListPackageSack(matches)
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for match in mysack.returnNewestByNameArch():
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self.tsInfo.addInstall(match)
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if not self.config.has_option('default', 'quiet'):
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self.logger.info('Found %s.%s' % (match.name, match.arch))
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for pkg in unmatched:
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if not pkg in matchdict.keys():
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self.logger.warn('Could not find a match for %s' % pkg)
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if len(self.tsInfo) == 0:
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raise yum.Errors.MiscError, 'No packages found to download.'
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moretoprocess = True
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while moretoprocess: # Our fun loop
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moretoprocess = False
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for txmbr in self.tsInfo:
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if not final_pkgobjs.has_key(txmbr.po):
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final_pkgobjs[txmbr.po] = None # Add the pkg to our final list
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self.getPackageDeps(txmbr.po) # Get the deps of our package
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moretoprocess = True
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self.polist = final_pkgobjs.keys()
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def getSRPMList(self):
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"""Cycle through the list of package objects and
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find the sourcerpm for them. Requires yum still
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configured and a list of package objects"""
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for po in self.polist:
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srpm = po.sourcerpm.split('.src.rpm')[0]
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if not srpm in self.srpmlist:
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self.srpmlist.append(srpm)
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def downloadPackages(self):
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"""Cycle through the list of package objects and
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download them from their respective repos."""
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if not self.config.has_option('default', 'quiet'):
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downloads = []
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for pkg in self.polist:
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downloads.append('%s.%s' % (pkg.name, pkg.arch))
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downloads.sort()
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self.logger.info("Download list: %s" % downloads)
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# Package location within destdir, name subject to change/config
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pkgdir = os.path.join(self.config.get('default', 'destdir'), self.config.get('default', 'version'),
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self.config.get('default', 'flavor'),
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self.config.get('default', 'arch'),
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self.config.get('default', 'osdir'),
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self.config.get('default', 'product_path'))
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if not os.path.exists(pkgdir):
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os.makedirs(pkgdir)
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for pkg in self.polist:
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repo = self.repos.getRepo(pkg.repoid)
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remote = pkg.relativepath
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local = os.path.basename(remote)
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local = os.path.join(self.config.get('default', 'cachedir'), local)
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if os.path.exists(local) and self.verifyCachePkg(pkg, local):
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if not self.config.has_option('default', 'quiet'):
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self.logger.info("%s already exists and appears to be complete" % local)
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target = os.path.join(pkgdir, os.path.basename(remote))
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if os.path.exists(target):
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os.remove(target) # avoid traceback after interrupted download
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os.link(local, target)
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continue
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# Disable cache otherwise things won't download
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repo.cache = 0
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if not self.config.has_option('default', 'quiet'):
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self.logger.info('Downloading %s' % os.path.basename(remote))
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pkg.localpath = local # Hack: to set the localpath to what we want.
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# do a little dance for file:// repos...
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path = repo.getPackage(pkg)
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if not os.path.exists(local) or not os.path.samefile(path, local):
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shutil.copy2(path, local)
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os.link(local, os.path.join(pkgdir, os.path.basename(remote)))
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def downloadSRPMs(self):
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"""Cycle through the list of srpms and
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find the package objects for them, Then download them."""
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srpmpolist = []
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## Work around for yum bug
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#for sack in self.pkgSack.sacks.values():
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# sack.added = {}
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# sack.excludes = {}
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#self.pkgSack.excludes = {}
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## We need to reset the yum object
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#self.pkgSack = None
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## Setup the sack with just src arch
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#self.doSackSetup(archlist=['src'])
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# Make a new yum object
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ayum = yum.YumBase()
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ayum.doConfigSetup(fn=self.config.get('default', 'yumconf'), debuglevel=6, errorlevel=6, root=os.path.join(self.workdir, 'yumroot'))
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ayum.doRepoSetup()
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ayum._getSacks(archlist=['src'])
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for srpm in self.srpmlist:
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(sname, sver, srel) = srpm.rsplit('-', 2)
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try:
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srpmpo = ayum.pkgSack.searchNevra(name=sname, ver=sver, rel=srel)[0]
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if not srpmpo in srpmpolist:
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srpmpolist.append(srpmpo)
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except IndexError:
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print >> sys.stderr, "Error: Cannot find a source rpm for %s" % srpm
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sys.exit(1)
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# do the downloads
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pkgdir = os.path.join(self.config.get('default', 'destdir'), self.config.get('default', 'version'),
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self.config.get('default', 'flavor'), 'source', 'SRPMS')
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if not os.path.exists(pkgdir):
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os.makedirs(pkgdir)
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for pkg in srpmpolist:
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repo = ayum.repos.getRepo(pkg.repoid)
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remote = pkg.relativepath
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local = os.path.basename(remote)
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local = os.path.join(self.config.get('default', 'cachedir'), local)
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if os.path.exists(local) and self.verifyCachePkg(pkg, local):
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if not self.config.has_option('default', 'quiet'):
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self.logger.info("%s already exists and appears to be complete" % local)
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if os.path.exists(os.path.join(pkgdir, os.path.basename(remote))) and self.verifyCachePkg(pkg, os.path.join(pkgdir, os.path.basename(remote))):
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if not self.config.has_option('default', 'quiet'):
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self.logger.info("%s already exists in tree and appears to be complete" % local)
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else:
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os.link(local, os.path.join(pkgdir, os.path.basename(remote)))
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continue
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# Disable cache otherwise things won't download
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repo.cache = 0
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if not self.config.has_option('default', 'quiet'):
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self.logger.info('Downloading %s' % os.path.basename(remote))
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pkg.localpath = local # Hack: to set the localpath to what we want.
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# do a little dance for file:// repos...
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path = repo.getPackage(pkg)
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if not os.path.exists(local) or not os.path.samefile(path, local):
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shutil.copy2(path, local)
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os.link(local, os.path.join(pkgdir, os.path.basename(remote)))
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