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Merge pull request #762 from indrajitr/devel

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Improve pacman module
reviewable/pr18780/r1
Brian Coca 9 years ago
parent dfdd2bb5ed e41597a033
commit 45db08bb3a
1 changed files with 73 additions and 26 deletions
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99
packaging/os/pacman.py
Unescape Escape View File

@ -56,6 +56,14 @@ options:
choices: ["yes", "no"]
version_added: "1.3"
force:
description:
- Force remove package, without any checks.
required: false
default: "no"
choices: ["yes", "no"]
version_added: "2.0"
update_cache:
description:
- Whether or not to refresh the master package lists. This can be
@ -63,6 +71,14 @@ options:
required: false
default: "no"
choices: ["yes", "no"]
upgrade:
description:
- Whether or not to upgrade whole system
required: false
default: "no"
choices: ["yes", "no"]
version_added: "2.0"
'''
EXAMPLES = '''
@ -80,6 +96,12 @@ EXAMPLES = '''
# Run the equivalent of "pacman -Sy" as a separate step
- pacman: update_cache=yes
# Run the equivalent of "pacman -Su" as a separate step
- pacman: upgrade=yes
# Run the equivalent of "pacman -Rdd", force remove package baz
- pacman: name=baz state=absent force=yes
'''
import json
@ -88,8 +110,6 @@ import os
import re
import sys
PACMAN_PATH = "/usr/bin/pacman"
def get_version(pacman_output):
"""Take pacman -Qi or pacman -Si output and get the Version"""
lines = pacman_output.split('\n')
@ -98,19 +118,19 @@ def get_version(pacman_output):
return line.split(':')[1].strip()
return None
def query_package(module, name, state="present"):
def query_package(module, pacman_path, name, state="present"):
"""Query the package status in both the local system and the repository. Returns a boolean to indicate if the package is installed, and a second boolean to indicate if the package is up-to-date."""
if state == "present":
lcmd = "pacman -Qi %s" % (name)
lcmd = "%s -Qi %s" % (pacman_path, name)
lrc, lstdout, lstderr = module.run_command(lcmd, check_rc=False)
if lrc != 0:
# package is not installed locally
return False, False
# get the version installed locally (if any)
lversion = get_version(lstdout)
rcmd = "pacman -Si %s" % (name)
rcmd = "%s -Si %s" % (pacman_path, name)
rrc, rstdout, rstderr = module.run_command(rcmd, check_rc=False)
# get the version in the repository
rversion = get_version(rstdout)
@ -123,8 +143,8 @@ def query_package(module, name, state="present"):
return False, False
def update_package_db(module):
cmd = "pacman -Sy"
def update_package_db(module, pacman_path):
cmd = "%s -Sy" % (pacman_path)
rc, stdout, stderr = module.run_command(cmd, check_rc=False)
if rc == 0:
@ -132,22 +152,41 @@ def update_package_db(module):
else:
module.fail_json(msg="could not update package db")
def upgrade(module, pacman_path):
cmdupgrade = "%s -Suq --noconfirm" % (pacman_path)
cmdneedrefresh = "%s -Qqu" % (pacman_path)
rc, stdout, stderr = module.run_command(cmdneedrefresh, check_rc=False)
if rc == 0:
rc, stdout, stderr = module.run_command(cmdupgrade, check_rc=False)
if rc == 0:
module.exit_json(changed=True, msg='System upgraded')
else:
module.fail_json(msg="could not upgrade")
else:
module.exit_json(changed=False, msg='Nothing to upgrade')
def remove_packages(module, packages):
def remove_packages(module, pacman_path, packages):
if module.params["recurse"]:
args = "Rs"
else:
args = "R"
def remove_packages(module, pacman_path, packages):
if module.params["force"]:
args = "Rdd"
else:
args = "R"
remove_c = 0
# Using a for loop incase of error, we can report the package that failed
for package in packages:
# Query the package first, to see if we even need to remove
installed, updated = query_package(module, package)
installed, updated = query_package(module, pacman_path, package)
if not installed:
continue
cmd = "pacman -%s %s --noconfirm" % (args, package)
cmd = "%s -%s %s --noconfirm" % (pacman_path, args, package)
rc, stdout, stderr = module.run_command(cmd, check_rc=False)
if rc != 0:
@ -162,12 +201,12 @@ def remove_packages(module, packages):
module.exit_json(changed=False, msg="package(s) already absent")
def install_packages(module, state, packages, package_files):
def install_packages(module, pacman_path, state, packages, package_files):
install_c = 0
for i, package in enumerate(packages):
# if the package is installed and state == present or state == latest and is up-to-date then skip
installed, updated = query_package(module, package)
installed, updated = query_package(module, pacman_path, package)
if installed and (state == 'present' or (state == 'latest' and updated)):
continue
@ -176,7 +215,7 @@ def install_packages(module, state, packages, package_files):
else:
params = '-S %s' % package
cmd = "pacman %s --noconfirm" % (params)
cmd = "%s %s --noconfirm" % (pacman_path, params)
rc, stdout, stderr = module.run_command(cmd, check_rc=False)
if rc != 0:
@ -190,10 +229,10 @@ def install_packages(module, state, packages, package_files):
module.exit_json(changed=False, msg="package(s) already installed")
def check_packages(module, packages, state):
def check_packages(module, pacman_path, packages, state):
would_be_changed = []
for package in packages:
installed, updated = query_package(module, package)
installed, updated = query_package(module, pacman_path, package)
if ((state in ["present", "latest"] and not installed) or
(state == "absent" and installed) or
(state == "latest" and not updated)):
@ -213,12 +252,16 @@ def main():
name = dict(aliases=['pkg']),
state = dict(default='present', choices=['present', 'installed', "latest", 'absent', 'removed']),
recurse = dict(default='no', choices=BOOLEANS, type='bool'),
force = dict(default='no', choices=BOOLEANS, type='bool'),
upgrade = dict(default='no', choices=BOOLEANS, type='bool'),
update_cache = dict(default='no', aliases=['update-cache'], choices=BOOLEANS, type='bool')),
required_one_of = [['name', 'update_cache']],
required_one_of = [['name', 'update_cache', 'upgrade']],
supports_check_mode = True)
if not os.path.exists(PACMAN_PATH):
module.fail_json(msg="cannot find pacman, looking for %s" % (PACMAN_PATH))
pacman_path = module.get_bin_path('pacman', True)
if not os.path.exists(pacman_path):
module.fail_json(msg="cannot find pacman, in path %s" % (pacman_path))
p = module.params
@ -229,13 +272,16 @@ def main():
p['state'] = 'absent'
if p["update_cache"] and not module.check_mode:
update_package_db(module)
update_package_db(module, pacman_path)
if not p['name']:
module.exit_json(changed=True, msg='updated the package master lists')
if p['update_cache'] and module.check_mode and not p['name']:
module.exit_json(changed=True, msg='Would have updated the package cache')
if p['upgrade']:
upgrade(module, pacman_path)
if p['name']:
pkgs = p['name'].split(',')
@ -250,14 +296,15 @@ def main():
pkg_files.append(None)
if module.check_mode:
check_packages(module, pkgs, p['state'])
check_packages(module, pacman_path, pkgs, p['state'])
if p['state'] in ['present', 'latest']:
install_packages(module, p['state'], pkgs, pkg_files)
install_packages(module, pacman_path, p['state'], pkgs, pkg_files)
elif p['state'] == 'absent':
remove_packages(module, pkgs)
remove_packages(module, pacman_path, pkgs)
# import module snippets
from ansible.module_utils.basic import *
main()
if __name__ == "__main__":
main()

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