def mark_upgrades():
'''Mark packages that can upgrade to upgrade during install'''
from apt.cache import Cache
cache = Cache()
to_install = []
for key in cache.keys():
if cache[key].is_upgradable:
to_install.append(key)
del cache
return to_install
def mark_upgrades():
'''Mark packages that can upgrade to upgrade during install'''
from apt.cache import Cache
cache = Cache()
to_install = []
for key in cache.keys():
if cache[key].is_upgradable:
to_install.append(key)
del cache
return to_install
def list(self, query=None):
"""
Generator for all packages.
:param query: Search string
:type query: string
:return: Package object
:rtype:Package object
"""
cache = apt.Cache()
for _id in cache.keys():
yield self.__make_package(cache[_id])
def mark_packages(recovery_partition):
'''Finds packages to install:
* any debs from debs/main that we want unconditionally installed
(but ONLY the latest version on the media)
* upgrades
* dell-recovery - if recovery partition
* dell-eula - if it exists
'''
import apt_inst
import apt_pkg
from apt.cache import Cache
def parse(fname):
""" read a deb """
control = apt_inst.DebFile(fname).control.extractdata("control")
sections = apt_pkg.TagSection(control)
if "Modaliases" in sections:
modaliases = sections["Modaliases"]
else:
modaliases = ''
return (sections["Architecture"], sections["Package"], modaliases)
#process debs/main
to_install = []
my_arch = fetch_output(['dpkg', '--print-architecture']).strip()
for top in [ISO_MOUNT, CDROM_MOUNT]:
repo = os.path.join(top, 'debs', 'main')
if os.path.isdir(repo):
for fname in os.listdir(repo):
if '.deb' in fname:
arch, package, modaliases = parse(os.path.join(
repo, fname))
if not modaliases and (arch == "all" or arch == my_arch):
to_install.append(package)
#mark upgrades and dell-recovery/dell-eula
cache = Cache()
for key in cache.keys():
if cache[key].is_upgradable:
to_install.append(key)
continue
#only install if present on the media
if key == 'dell-eula' and recovery_partition:
to_install.append(key)
del cache
#only install if using recovery partition
if recovery_partition:
to_install.append('dell-recovery')
return to_install
def list(self, query=None):
cache = apt.Cache()
for _id in cache.keys():
yield self.__make_package(cache[_id])
def list(self, query=None):
cache = apt.Cache()
for _id in cache.keys():
yield self.__make_package(cache[_id])
