Module for swdepot (HP-UX package manager)

library/packaging/swdepot

+#!/usr/bin/python -tt
+# -*- coding: utf-8 -*-
+
+# (c) 2012, Flowroute LLC
+# Written by Matthew Williams <matthew@flowroute.com>
+# Based on yum module written by Seth Vidal <skvidal at fedoraproject.org>
+#
+# 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/>.
+
+import re
+
+DOCUMENTATION = '''
+---
+module: swdepot
+short_description: Manage packages with swdepot package manager (HP-UX)
+description:
+    - Will install, upgrade and remove packages with swdepot package manager (HP-UX)
+version_added: "1.3"
+notes: []
+author: Raul Melo
+options:
+    name:
+        description:
+            - package name.
+        required: true
+        default: null
+        choices: []
+        aliases: []
+        version_added: 1.3
+    state:
+        description:
+            - whether to install (C(present), C(latest)), or remove (C(absent)) a package.
+        required: true
+        default: null
+        choices: [ 'present', 'latest', 'absent']
+        aliases: []
+        version_added: 1.3
+    depot:
+        description:
+            - The source repository from which install or upgrade a package.
+        required: false
+        default: null
+        choices: []
+        aliases: []
+        version_added: 1.3
+'''
+
+EXAMPLES = '''
+- swdepot: name=unzip-6.0 state=installed depot=repository:/path
+- swdepot: name=unzip state=latest depot=repository:/path
+- swdepot: name=unzip state=absent
+'''
+
+def _run(cmd):
+    # returns (rc, stdout, stderr) from shell command
+    process = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)
+    stdout, stderr = process.communicate()
+    return (process.returncode, stdout, stderr)
+
+def compare_package(version1, version2):
+    """ Compare version packages.
+        Return values:
+        -1 first minor
+        0 equal
+        1 fisrt greater """
+
+    def normalize(v):
+        return [int(x) for x in re.sub(r'(\.0+)*$','', v).split(".")]
+    return cmp(normalize(version1), normalize(version2))
+
+def query_package(name,depot=None):
+    """ Returns whether a package is installed or not and version. """
+
+    cmd_list = '/usr/sbin/swlist -a revision -l product'
+    if depot:
+        rc, stdout, stderr = _run("%s -s %s %s | grep %s" % (cmd_list, depot, name, name))
+    else:
+        rc, stdout, stderr = _run("%s %s | grep %s" % (cmd_list, name, name))
+    if rc == 0:
+        version = re.sub("\s\s+|\t" , " ", stdout).strip().split()[1]
+    else:
+        version = None
+
+    return rc, version
+
+def remove_package(name):
+    """ Uninstall package if installed. """
+
+    cmd_remove = '/usr/sbin/swremove'
+    rc, stdout, stderr = _run("%s %s" % (cmd_remove, name))
+
+    if rc == 0:
+        return rc, stdout
+    else:
+        return rc, stderr
+
+def install_package(depot, name):
+    """ Install package if not already installed """
+
+    cmd_install = '/usr/sbin/swinstall -x mount_all_filesystems=false'
+    rc, stdout, stderr = _run("%s -s %s %s" % (cmd_install, depot, name))
+    if rc == 0:
+        return rc, stdout
+    else:
+        return rc, stderr
+
+def main():
+    module = AnsibleModule(
+            argument_spec = dict(
+                name = dict(aliases=['pkg'],required=True),
+                state = dict(choices=['present','absent','latest'],required=True),
+                depot = dict(default=None,requied=False)
+                ),
+            supports_check_mode=True
+            )
+    name = module.params['name']
+    state = module.params['state']
+    depot = module.params['depot']
+
+    changed = False
+    msg = 'No changed'
+    rc = 0
+    if ( state == "present" or state == "latest" ) and depot == None:
+        output = "depot parameter is mandatory with present or latest task"
+        module.fail_json(name=name,msg=output,rc=rc)
+
+
+    #Check local version
+    rc, version_installed = query_package(name)
+    if not rc:
+        installed = True
+        msg = "Already installed"
+
+    else:
+        installed = False
+
+    if ( state == 'present' or state == 'latest' ) and installed == False:
+        if module.check_mode:
+            module.exit_json(changed=True)
+        rc, output = install_package(depot, name)
+
+        if not rc:
+            changed = True
+            msg = "Packaged installed"
+
+        else:
+            module.fail_json(name=name,msg=output,rc=rc)
+
+    elif state == 'latest' and installed == True:
+        #Check depot version
+        rc, version_depot = query_package(name,depot)
+
+        if not rc:
+            if compare_package(version_installed,version_depot) == -1:
+                if module.check_mode:
+                    module.exit_json(changed=True)
+                #Install new version
+                rc, output = install_package(depot, name)
+
+                if not rc:
+                    msg = 'Packge upgraded, Before ' + version_installed + " Now " + version_depot
+                    changed = True
+
+                else:
+                    module.fail_json(name=name,msg=output,rc=rc)
+
+        else:
+            output = "Software package not in repository " + depot
+            module.fail_json(name=name,msg=output,rc=rc)
+
+    elif state == "absent" and installed == True:
+        if module.check_mode:
+            module.exit_json(changed=True)
+        rc, output = remove_package(name)
+        if not rc:
+            changed = True
+            msg = "Package removed"
+        else:
+            module.fail_json(name=name,msg=output,rc=rc)
+
+    if module.check_mode:
+        module.exit_json(changed=False)
+
+    module.exit_json(changed=changed,name=name,state=state,msg=msg)
+
+# this is magic, see lib/ansible/module_common.py
+#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
+
+main()
+