Add basic slackpkg support

lib/ansible/modules/extras/packaging/os/slackpkg.py

@@ -0,0 +1,183 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+
+# (c) 2014, Kim Nørgaard
+# Written by Kim Nørgaard <jasen@jasen.dk>
+# Based on pkgng module written by bleader <bleader@ratonland.org>
+# that was based on pkgin module written by Shaun Zinck <shaun.zinck at gmail.com>
+# that was based on pacman module written by Afterburn <http://github.com/afterburn> 
+#  that was based on apt module written by Matthew Williams <matthew@flowroute.com>
+#
+# 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: slackpkg
+short_description: Package manager for Slackware >= 12.2
+description:
+    - Manage binary packages for Slackware using 'slackpkg' which
+      is available in versions after 12.2.
+version_added: "1.6"
+options:
+    name:
+        description:
+            - name of package to install/remove
+        required: true
+
+    state:
+        description:
+            - state of the package
+        choices: [ 'present', 'absent', 'installed', 'removed', 'latest' ]
+        required: false
+        default: present
+
+    update_cache:
+        description:
+            - update the package database first
+        required: false
+        default: false
+        choices: [ true, false ]
+
+author: Kim Nørgaard
+notes: []
+'''
+
+EXAMPLES = '''
+# Install package foo
+- slackpkg: name=foo state=present
+
+# Remove packages foo and bar 
+- slackpkg: name=foo,bar state=absent
+'''
+
+
+import json
+import shlex
+import os
+import sys
+
+def query_package(module, slackpkg_path, name):
+
+    import glob
+    import platform
+
+    machine = platform.machine()
+    packages = glob.glob("/var/log/packages/%s-*-[%s|noarch]*" % (name, machine))
+
+    if len(packages) > 0:
+        return True
+
+    return False
+
+
+def remove_packages(module, slackpkg_path, packages):
+    
+    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, slackpkg_path, package):
+            continue
+
+        if not module.check_mode:
+            rc, out, err = module.run_command("%s -default_answer=y -batch=on remove %s" % (slackpkg_path, package))
+
+        if not module.check_mode and query_package(module, slackpkg_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, slackpkg_path, packages):
+
+    install_c = 0
+
+    for package in packages:
+        if query_package(module, slackpkg_path, package):
+            continue
+
+        if not module.check_mode:
+            rc, out, err = module.run_command("%s -default_answer=y -batch=on install %s" % (slackpkg_path, package))
+
+        if not module.check_mode and not query_package(module, slackpkg_path, package):
+            module.fail_json(msg="failed to install %s: %s" % (package, out), stderr=err)
+
+        install_c += 1
+    
+    if install_c > 0:
+        module.exit_json(changed=True, msg="present %s package(s)" % (install_c))
+
+    module.exit_json(changed=False, msg="package(s) already present")
+
+def upgrade_packages(module, slackpkg_path, packages):
+
+    install_c = 0
+
+    for package in packages:
+        if not module.check_mode:
+            rc, out, err = module.run_command("%s -default_answer=y -batch=on upgrade %s" % (slackpkg_path, package))
+
+        if not module.check_mode and not query_package(module, slackpkg_path, package):
+            module.fail_json(msg="failed to install %s: %s" % (package, out), stderr=err)
+
+        install_c += 1
+    
+    if install_c > 0:
+        module.exit_json(changed=True, msg="present %s package(s)" % (install_c))
+
+    module.exit_json(changed=False, msg="package(s) already present")
+
+def update_cache(module, slackpkg_path):
+    rc, out, err = module.run_command("%s -batch=on update" % (slackpkg_path))
+    if rc != 0:
+        module.fail_json(msg="Could not update package cache")
+
+def main():
+    module = AnsibleModule(
+        argument_spec       = dict(
+            state           = dict(default="installed", choices=['installed', 'removed', 'absent', 'present', 'latest']),
+            name            = dict(aliases=["pkg"], required=True),
+            update_cache    = dict(default=False, aliases=["update-cache"], type='bool'),
+        ),
+        supports_check_mode = True)
+
+    slackpkg_path = module.get_bin_path('slackpkg', True)
+
+    p = module.params
+
+    pkgs = p['name'].split(",")
+
+    if p["update_cache"]:
+        update_cache(module, slackpkg_path)
+
+    if p['state'] == 'latest':
+        upgrade_packages(module, slackpkg_path, pkgs)
+
+    elif p['state'] in [ 'present', 'installed' ]:
+        install_packages(module, slackpkg_path, pkgs)
+
+    elif p["state"] in [ 'removed', 'absent' ]:
+        remove_packages(module, slackpkg_path, pkgs)
+
+# import module snippets
+from ansible.module_utils.basic import *
+    
+main()