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-rw-r--r--lib/postmap94
-rw-r--r--lib/postmulti84
2 files changed, 178 insertions, 0 deletions
diff --git a/lib/postmap b/lib/postmap
new file mode 100644
index 0000000..8c6c319
--- /dev/null
+++ b/lib/postmap
@@ -0,0 +1,94 @@
+#!/usr/bin/python
+#
+# Create or update postfix's alias and lookup tables through ansible
+# playbooks.
+#
+# Copyright 2013 Guilhem Moulin <guilhem@fripost.org>
+#
+# Licensed under the GNU GPL version 3 or higher.
+#
+
+try:
+ import selinux
+ HAVE_SELINUX=True
+except ImportError:
+ HAVE_SELINUX=False
+
+
+# Look up for the file suffix corresponding to 'db'. If 'db' is unset,
+# pick the default_detabase_type of the given instance instead.
+def file_suffix(instance, db):
+ if not db:
+ cmd = [ os.path.join(os.sep, 'usr', 'sbin', 'postconf') ]
+ if instance:
+ config = os.path.join(os.sep, 'etc', 'postfix-%s' % instance)
+ cmd.extend([ '-c', config ])
+ cmd.extend([ '-h', 'default_database_type' ])
+ null = open (os.devnull, 'wb')
+ db = subprocess.check_output(cmd, stderr=null).rstrip()
+ null.closed
+
+ # See postmap(1) and postalias(1)
+ suffixes = { 'btree': 'db', 'cdb': 'cdb', 'hash': 'db' }
+ return suffixes[db]
+
+
+# Compile the given (alias/lookup) table
+def compile(cmd, instance, db, src):
+ cmd = [ os.path.join(os.sep, 'usr', 'sbin', cmd) ]
+ if instance:
+ config = os.path.join(os.sep, 'etc', 'postfix-%s' % instance)
+ cmd.extend([ '-c', config ])
+
+ if db:
+ src = "%s:%s" % (db,src)
+
+ cmd.append(src)
+ subprocess.check_output(cmd, stderr=subprocess.STDOUT)
+
+
+def main():
+ module = AnsibleModule(
+ argument_spec = dict(
+ src = dict( required=True ),
+ db = dict( choices=['btree','cdb','hash'] ),
+ cmd = dict( choices=['postmap','postalias'], default='postmap' ),
+ instance = dict( required=False )
+ ),
+ add_file_common_args=True,
+ supports_check_mode=True
+ )
+
+ params = module.params
+ src = params['src']
+ cmd = params['cmd']
+
+ if os.path.isabs(src):
+ src = src
+ else:
+ module.fail_json(msg="absolute paths are required")
+
+ if not os.path.exists(src):
+ module.fail_json(src=src, msg="no such file")
+
+ try:
+ dst = "%s.%s" % (src, file_suffix(params['instance'], params['db']))
+ params['dest'] = dst
+ file_args = module.load_file_common_arguments(params)
+
+ changed = False
+ msg = None
+ if not os.path.exists(dst) or os.path.getmtime(dst) <= os.path.getmtime(src):
+ changed = True
+ if not module.check_mode:
+ msg = compile( params['cmd'], params['instance'], params['db'], src)
+ except subprocess.CalledProcessError, e:
+ module.fail_json(rv=e.returncode, msg=e.output.rstrip())
+
+ changed = module.set_file_attributes_if_different(file_args, changed)
+ module.exit_json(changed=changed, msg=msg)
+
+
+# this is magic, see lib/ansible/module_common.py
+#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
+main()
diff --git a/lib/postmulti b/lib/postmulti
new file mode 100644
index 0000000..a6e971c
--- /dev/null
+++ b/lib/postmulti
@@ -0,0 +1,84 @@
+#!/usr/bin/python
+#
+# Create and manage postfix instances.
+#
+# Copyright 2013 Guilhem Moulin <guilhem@fripost.org>
+#
+# Licensed under the GNU GPL version 3 or higher.
+#
+
+
+# Look up postfix configuration variable
+def postconf(k, instance=None):
+ cmd = [ os.path.join(os.sep, 'usr', 'sbin', 'postconf') ]
+ if instance:
+ config = os.path.join(os.sep, 'etc', 'postfix-%s' % instance)
+ cmd.extend([ '-c', config ])
+ cmd.extend([ '-h', k ])
+ return subprocess.check_output(cmd, stderr=subprocess.STDOUT).rstrip()
+
+
+def main():
+ module = AnsibleModule(
+ argument_spec = dict(
+ instance = dict( required=True ),
+ group = dict( required=False )
+ ),
+ supports_check_mode=True
+ )
+
+ params = module.params
+ instance = params['instance']
+ group = params['group']
+
+ changed=False
+ try:
+ enable = postconf('multi_instance_enable')
+ wrapper = postconf('multi_instance_wrapper')
+
+ if enable != "yes" or not wrapper:
+ # Initiate postmulti
+ changed = True
+ if module.check_mode:
+ module.exit_json(changed=changed, msg="init postmulti")
+ cmd = [ os.path.join(os.sep, 'usr', 'sbin', 'postmulti') ]
+ cmd.extend([ '-e', 'init' ])
+ subprocess.check_output(cmd, stderr=subprocess.STDOUT).rstrip()
+
+ instances = postconf('multi_instance_directories').split()
+ if os.path.join(os.sep, 'etc', 'postfix-%s' % instance) not in instances:
+ changed = True
+ # Create the instance
+
+ if module.check_mode:
+ module.exit_json(changed=changed, msg="create postmulti")
+ cmd = [ os.path.join(os.sep, 'usr', 'sbin', 'postmulti') ]
+ cmd.extend([ '-e', 'create' ])
+ if group:
+ cmd.extend([ '-G', group ])
+ cmd.extend([ '-I', 'postfix-%s' % instance ])
+ subprocess.check_output(cmd, stderr=subprocess.STDOUT).rstrip()
+
+ elif group != postconf('multi_instance_group', instance):
+ changed = True
+
+ # Assign a new group, or remove the existing group
+ if module.check_mode:
+ module.exit_json(changed=changed, msg="assign group")
+ cmd = [ os.path.join(os.sep, 'usr', 'sbin', 'postmulti') ]
+ cmd.extend([ '-e', 'assign', '-i', 'postfix-%s' % instance ])
+ if group:
+ cmd.extend([ '-G', group ])
+ else:
+ cmd.extend([ '-G', '-' ])
+ subprocess.check_output(cmd, stderr=subprocess.STDOUT).rstrip()
+
+ module.exit_json(changed=changed)
+
+ except subprocess.CalledProcessError, e:
+ module.fail_json(rv=e.returncode, msg=e.output.rstrip())
+
+
+# this is magic, see lib/ansible/module_common.py
+#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
+main()