def apt_remove(self, package_names):
'''package_names -- package names concatenated by comma (,)'''
for pkg_name in package_names.split(','):
if self.apt_cache.has_key(pkg_name):
pkg = self.apt_cache[pkg_name]
else:
raise AptPackageNotExistError(pkg_name)
pkg.mark_delete()
self.unlock_apt_pkg_global_lock()
self.apt_cache.commit(self.apt_progress.fetch,
self.apt_progress.install)
apt_pkg.PkgSystemLock()
def apt_install_local(self, package_path):
deb = apt.debfile.DebPackage(package_path, self.apt_cache)
if not deb.check(): raise LocalDebPackageResolutionError
self.unlock_apt_pkg_global_lock()
(install, remove, unauth) = deb.required_changes
for name in install:
self.apt_cache[name].mark_install()
for name in remove:
self.apt_cache[name].mark_delete()
self.apt_cache.commit(self.apt_progress.fetch,
self.apt_progress.install)
deb.install(self.apt_progress.dpkg_install)
apt_pkg.PkgSystemLock()
def apt_lock_cache(self):
try:
# /var/lib/apt/lists/lock,
# locked by apt-get update
self.lock1_fd = self.lock_apt(
apt_pkg.Config.FindDir("Dir::State::Lists"))
# /var/cache/apt/archives/lock,
# try the lock in /var/cache/apt/archive/lock first
# this is because apt-get install will hold it all the time
# while the dpkg lock is briefly given up before dpkg is
# forked off. this can cause a race (LP: #437709)
self.lock2_fd = self.lock_apt(
apt_pkg.Config.FindDir("Dir::Cache::Archives"))
apt_pkg.PkgSystemLock()
except SystemError, e:
print "ERROR [SystemError]: Can NOT lock apt cache (apt_pkg.PkgSystemLock - %s)" % e
return False
def apt_lock_cache(self):
# /var/lib/apt/lists/lock,
# locked by apt-get update
self.lock1_fd = self.lock_apt(
apt_pkg.Config.FindDir("Dir::State::Lists"))
# /var/cache/apt/archives/lock,
# try the lock in /var/cache/apt/archive/lock first
# this is because apt-get install will hold it all the time
# while the dpkg lock is briefly given up before dpkg is
# forked off. this can cause a race (LP: #437709)
self.lock2_fd = self.lock_apt(
apt_pkg.Config.FindDir("Dir::Cache::Archives"))
try:
apt_pkg.PkgSystemLock()
except SystemError:
raise CannotLockAptCacheError('apt_pkg.PkgSystemLock')
self.holding_apt_lock = True
print "ERROR: Package %s does NOT exist" % pkg_name
return False
pkg.mark_install()
try:
self.unlock_apt_pkg_global_lock()
self.apt_cache.commit(self.apt_progress.fetch,
self.apt_progress.install)
#except apt.cache.FetchFailedException, e:
# print "ERROR [apt.cache.FetchFailedException]: Can NOT download package (%s)" % e
# return False
except Exception, e:
print "ERROR: Can NOT install package(s) %s (%s)" % (package_names,
e)
return False
finally:
apt_pkg.PkgSystemLock()
return True
def apt_install_local(self, package_path):
try:
deb = apt.debfile.DebPackage(package_path, self.apt_cache)
except SystemError, e:
print "ERROR [SystemError]: %s" % e
return 1
if not deb.check():
print "ERROR: Local debian package resolution error"
return False
self.unlock_apt_pkg_global_lock()
(install, remove, unauth) = deb.required_changes
for name in install:
self.apt_cache[name].mark_install()