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Make InstallRemotePkgs task a little more helpful

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This commit is contained in:
Anders Ingemann 2013-12-29 19:24:16 +01:00
parent 2e6478f8bb
commit e388078de7
1 changed files with 25 additions and 6 deletions
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21
common/tasks/packages.py
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@ -12,17 +12,36 @@ class InstallRemotePackages(Task):
if len(info.packages.remote) == 0:
return
import os
from common.tools import log_check_call
packages = []
for name, target in info.packages.remote.iteritems():
packages.append('{name}/{target}'.format(name=name, target=target))
import logging
msg = ('The following packages will be installed (package/target-release):'
'\n{packages}\n').format(packages='\n'.join(packages))
logging.getLogger(__name__).debug(msg)
from common.tools import log_check_call
from subprocess import CalledProcessError
try:
env = os.environ.copy()
env['DEBIAN_FRONTEND'] = 'noninteractive'
log_check_call(['/usr/sbin/chroot', info.root, '/usr/bin/apt-get', 'install',
'--assume-yes'] + packages,
env=env)
except CalledProcessError as e:
disk_stat = os.statvfs(info.root)
root_free_mb = disk_stat.f_bsize * disk_stat.f_bavail / 1024 / 1024
disk_stat = os.statvfs(os.path.join(info.root, 'boot'))
boot_free_mb = disk_stat.f_bsize * disk_stat.f_bavail / 1024 / 1024
free_mb = min(root_free_mb, boot_free_mb)
if free_mb < 50:
msg = ('apt exited with a non-zero status, '
'this may be because\nthe image volume is '
'running out of disk space ({free}MB left)').format(free=free_mb)
logging.getLogger(__name__).warn(msg)
raise e
class InstallLocalPackages(Task):