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Add optional "default-release" argument for apt module

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The value is passed to apt-get's "-t" option. Useful for installing backports, e.g.:

  ansible webservers -m apt -a "pkg=nginx state=latest default-release=squeeze-backports"
This commit is contained in:
Daniel Néri 2012-04-23 00:17:07 +02:00
parent 9dc1b6d79d
commit d5f3760acc
1 changed files with 16 additions and 8 deletions
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24
library/apt
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@ -42,7 +42,7 @@ def fail_json(**kwargs):
exit_json(rc=1, **kwargs)
try:
import apt
import apt, apt_pkg
except ImportError:
fail_json(msg="could not import apt, please install the python-apt package on this host")
@ -80,11 +80,13 @@ def package_status(pkgname, version, cache):
else:
return pkg.is_installed, pkg.is_upgradable
def install(pkgspec, cache, upgrade=False):
def install(pkgspec, cache, upgrade=False, default_release=None):
name, version = package_split(pkgspec)
installed, upgradable = package_status(name, version, cache)
if not installed or (upgrade and upgradable):
cmd = "%s -q -y install '%s'" % (APT, pkgspec)
if default_release:
cmd += " -t '%s'" % (default_release,)
rc, out, err = run_apt(cmd)
if rc:
fail_json(msg="'apt-get install %s' failed: %s" % (pkgspec, err))
@ -124,10 +126,11 @@ for x in items:
(k, v) = x.split("=", 1)
params[k] = v
state = params.get('state','installed')
package = params.get('pkg', params.get('package', params.get('name', None)))
update_cache = params.get('update-cache', 'no')
purge = params.get('purge', 'no')
state = params.get('state', 'installed')
package = params.get('pkg', params.get('package', params.get('name', None)))
update_cache = params.get('update-cache', 'no')
purge = params.get('purge', 'no')
default_release = params.get('default-release', None)
if state not in ['installed', 'latest', 'removed']:
fail_json(msg='invalid state')
@ -142,6 +145,10 @@ if package is None and update_cache != 'yes':
fail_json(msg='pkg=name and/or update-cache=yes is required')
cache = apt.Cache()
if default_release:
apt_pkg.config['APT::Default-Release'] = default_release
# reopen cache w/ modified config
cache.open()
if update_cache == 'yes':
cache.update()
@ -155,9 +162,10 @@ if package.count('=') > 1:
if state == 'latest':
if '=' in package:
fail_json(msg='version number inconsistent with state=latest')
changed = install(package, cache, upgrade=True)
changed = install(package, cache, upgrade=True,
default_release=default_release)
elif state == 'installed':
changed = install(package, cache)
changed = install(package, cache, default_release=default_release)
elif state == 'removed':
changed = remove(package, cache, purge == 'yes')