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"""This is the Bcfg2 support for pkg."""
import os
import Bcfg2.Options
import Bcfg2.Client.Tools
class Pkgng(Bcfg2.Client.Tools.Tool):
"""Support for pkgng packages on FreeBSD."""
options = Bcfg2.Client.Tools.Tool.options + [
Bcfg2.Options.PathOption(
cf=('Pkgng', 'path'),
default='/usr/sbin/pkg', dest='pkg_path',
help='Pkgng tool path')]
name = 'Pkgng'
__execs__ = []
__handles__ = [('Package', 'pkgng'), ('Path', 'ignore')]
__req__ = {'Package': ['name', 'version'], 'Path': ['type']}
def __init__(self, config):
Bcfg2.Client.Tools.Tool.__init__(self, config)
self.pkg = Bcfg2.Options.setup.pkg_path
self.__execs__ = [self.pkg]
self.pkgcmd = self.pkg + ' install -fy'
if not Bcfg2.Options.setup.debug:
self.pkgcmd += ' -q'
self.pkgcmd += ' %s'
self.ignores = [entry.get('name') for struct in config
for entry in struct
if entry.tag == 'Path' and
entry.get('type') == 'ignore']
self.__important__ = self.__important__ + \
[entry.get('name') for struct in config
for entry in struct
if (entry.tag == 'Path' and
entry.get('name').startswith('/etc/pkg/'))]
self.nonexistent = [entry.get('name') for struct in config
for entry in struct if entry.tag == 'Path'
and entry.get('type') == 'nonexistent']
self.actions = {}
self.pkg_cache = {}
try:
self._load_pkg_cache()
except OSError:
raise Bcfg2.Client.Tools.ToolInstantiationError
def _load_pkg_cache(self):
"""Cache the version of all currently installed packages."""
self.pkg_cache = {}
output = self.cmd.run([self.pkg, 'query', '-a', '%n %v']).stdout
for line in output.splitlines():
parts = line.split(' ')
name = ' '.join(parts[:-1])
self.pkg_cache[name] = parts[-1]
def FindExtra(self):
"""Find extra packages."""
packages = [entry.get('name') for entry in self.getSupportedEntries()]
extras = [(name, value) for (name, value) in self.pkg_cache.items()
if name not in packages]
return [Bcfg2.Client.XML.Element('Package', name=name,
type='pkgng', version=version)
for (name, version) in extras]
def VerifyChecksums(self, entry, modlist):
"""Verify the checksum of the files, owned by a package."""
output = self.cmd.run([self.pkg, 'check', '-s',
entry.get('name')]).stdout.splitlines()
files = []
for item in output:
if "checksum mismatch" in item:
files.append(item.split()[-1])
elif "No such file or directory" in item:
continue
else:
self.logger.error("Got Unsupported pattern %s "
"from pkg check" % item)
files = list(set(files) - set(self.ignores))
# We check if there is file in the checksum to do
if files:
# if files are found there we try to be sure our modlist is sane
# with erroneous symlinks
modlist = [os.path.realpath(filename) for filename in modlist]
bad = [filename for filename in files if filename not in modlist]
if bad:
self.logger.debug("It is suggested that you either manage "
"these files, revert the changes, or ignore "
"false failures:")
self.logger.info("Package %s failed validation. Bad files "
"are:" % entry.get('name'))
self.logger.info(bad)
entry.set('qtext',
"Reinstall Package %s-%s to fix failing files? "
"(y/N) " % (entry.get('name'), entry.get('version')))
return False
return True
def _get_candidate_versions(self, name):
"""
Get versions of the specified package name available for
installation from the configured remote repositories.
"""
output = self.cmd.run([self.pkg, 'search', '-Qversion', '-q',
'-Sname', '-e', name]).stdout.splitlines()
versions = []
for line in output:
versions.append(line)
if len(versions) == 0:
return None
return sorted(versions)
def VerifyPackage(self, entry, modlist, checksums=True):
"""Verify package for entry."""
if 'version' not in entry.attrib:
self.logger.info("Cannot verify unversioned package %s" %
(entry.attrib['name']))
return False
pkgname = entry.get('name')
if pkgname not in self.pkg_cache:
self.logger.info("Package %s not installed" % (entry.get('name')))
entry.set('current_exists', 'false')
return False
installed_version = self.pkg_cache[pkgname]
candidate_versions = self._get_candidate_versions(pkgname)
if candidate_versions is not None:
candidate_version = candidate_versions[0]
else:
self.logger.error("Package %s is installed but no candidate"
"version was found." % (entry.get('name')))
return False
if entry.get('version').startswith('auto'):
desired_version = candidate_version
entry.set('version', "auto: %s" % desired_version)
elif entry.get('version').startswith('any'):
desired_version = installed_version
entry.set('version', "any: %s" % desired_version)
else:
desired_version = entry.get('version')
if desired_version != installed_version:
entry.set('current_version', installed_version)
entry.set('qtext', "Modify Package %s (%s -> %s)? (y/N) " %
(entry.get('name'), entry.get('current_version'),
desired_version))
return False
else:
# version matches
if (not Bcfg2.Options.setup.quick and
entry.get('verify', 'true') == 'true'
and checksums):
pkgsums = self.VerifyChecksums(entry, modlist)
return pkgsums
return True
def Remove(self, packages):
"""Deal with extra configuration detected."""
pkgnames = " ".join([pkg.get('name') for pkg in packages])
if len(packages) > 0:
self.logger.info('Removing packages:')
self.logger.info(pkgnames)
self.cmd.run([self.pkg, 'delete', '-y', pkgnames])
self._load_pkg_cache()
self.modified += packages
self.extra = self.FindExtra()
def Install(self, packages):
ipkgs = []
bad_pkgs = []
for pkg in packages:
versions = self._get_candidate_versions(pkg.get('name'))
if versions is None:
self.logger.error("pkg has no information about package %s" %
(pkg.get('name')))
continue
if pkg.get('version').startswith('auto') or \
pkg.get('version').startswith('any'):
ipkgs.append("%s-%s" % (pkg.get('name'), versions[0]))
continue
if pkg.get('version') in versions:
ipkgs.append("%s-%s" % (pkg.get('name'), pkg.get('version')))
continue
else:
self.logger.error("Package %s: desired version %s not in %s" %
(pkg.get('name'), pkg.get('version'),
versions))
bad_pkgs.append(pkg.get('name'))
if bad_pkgs:
self.logger.error("Cannot find correct versions of packages:")
self.logger.error(bad_pkgs)
if not ipkgs:
return
if not self.cmd.run(self.pkgcmd % (" ".join(ipkgs))):
self.logger.error("pkg command failed")
self._load_pkg_cache()
self.extra = self.FindExtra()
mark = []
states = dict()
for package in packages:
states[package] = self.VerifyPackage(package, [], checksums=False)
if states[package]:
self.modified.append(package)
if package.get('origin') == 'Packages':
mark.append(package.get('name'))
if mark:
self.cmd.run([self.pkg, 'set', '-A1', '-y'] + mark)
return states
def VerifyPath(self, _entry, _):
"""Do nothing here since we only verify Path type=ignore."""
return True
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