#!/usr/bin/python # -*- coding: utf-8 -*- # (c) 2013, Patrick Pelletier <pp.pelletier@gmail.com> # Based on pacman (Afterburn) and pkgin (Shaun Zinck) modules # # This module is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # This software is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this software. If not, see <http://www.gnu.org/licenses/>. DOCUMENTATION = ''' --- module: opkg author: Patrick Pelletier short_description: Package manager for OpenWrt description: - Manages OpenWrt packages version_added: "1.1" options: name: description: - name of package to install/remove required: true state: description: - state of the package choices: [ 'present', 'absent' ] required: false default: present update_cache: description: - update the package db first required: false default: "no" choices: [ "yes", "no" ] notes: [] ''' EXAMPLES = ''' opkg: name=foo state=present opkg: name=foo state=present update_cache=yes opkg: name=foo state=absent opkg: name=foo,bar state=absent ''' def update_package_db(module, opkg_path): """ Updates packages list. """ rc, out, err = module.run_command("%s update" % opkg_path) if rc != 0: module.fail_json(msg="could not update package db") def query_package(module, opkg_path, name, state="present"): """ Returns whether a package is installed or not. """ if state == "present": rc, out, err = module.run_command("%s list-installed | grep -q ^%s" % (opkg_path, name)) if rc == 0: return True return False def remove_packages(module, opkg_path, packages): """ Uninstalls one or more packages if installed. """ 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 if not query_package(module, opkg_path, package): continue rc, out, err = module.run_command("%s remove %s" % (opkg_path, package)) if query_package(module, opkg_path, package): module.fail_json(msg="failed to remove %s: %s" % (package, out)) remove_c += 1 if remove_c > 0: module.exit_json(changed=True, msg="removed %s package(s)" % remove_c) module.exit_json(changed=False, msg="package(s) already absent") def install_packages(module, opkg_path, packages): """ Installs one or more packages if not already installed. """ install_c = 0 for package in packages: if query_package(module, opkg_path, package): continue rc, out, err = module.run_command("%s install %s" % (opkg_path, package)) if not query_package(module, opkg_path, package): module.fail_json(msg="failed to install %s: %s" % (package, out)) install_c += 1 if install_c > 0: module.exit_json(changed=True, msg="installed %s package(s)" % (install_c)) module.exit_json(changed=False, msg="package(s) already present") def main(): module = AnsibleModule( argument_spec = dict( name = dict(aliases=["pkg"], required=True), state = dict(default="present", choices=["present", "installed", "absent", "removed"]), update_cache = dict(default="no", aliases=["update-cache"], type='bool') ) ) opkg_path = module.get_bin_path('opkg', True, ['/bin']) p = module.params if p["update_cache"]: update_package_db(module, opkg_path) pkgs = p["name"].split(",") if p["state"] in ["present", "installed"]: install_packages(module, opkg_path, pkgs) elif p["state"] in ["absent", "removed"]: remove_packages(module, opkg_path, pkgs) # this is magic, see lib/ansible/module_common.py #<<INCLUDE_ANSIBLE_MODULE_COMMON>> main()