Merge pull request #613 from wimnat/feature/ec2_eni_facts

New module - ec2_eni_facts

cloud/amazon/ec2_eni_facts.py

@@ -0,0 +1,135 @@
+#!/usr/bin/python
+#
+# This is a 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 Ansible library 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 library.  If not, see <http://www.gnu.org/licenses/>.
+
+DOCUMENTATION = '''
+---
+module: ec2_eni_facts
+short_description: Gather facts about ec2 ENI interfaces in AWS
+description:
+    - Gather facts about ec2 ENI interfaces in AWS
+version_added: "2.0"
+author: Rob White, wimnat [at] gmail.com, @wimnat
+options:
+  eni_id:
+    description:
+      - The ID of the ENI. Pass this option to gather facts about a particular ENI, otherwise, all ENIs are returned.
+    required = false
+    default = null
+extends_documentation_fragment: aws
+'''
+
+EXAMPLES = '''
+# Note: These examples do not set authentication details, see the AWS Guide for details.
+
+# Gather facts about all ENIs
+- ec2_eni_facts:
+
+# Gather facts about a particular ENI
+- ec2_eni_facts:
+    eni_id: eni-xxxxxxx
+
+'''
+
+import xml.etree.ElementTree as ET
+
+try:
+    import boto.ec2
+    from boto.exception import BotoServerError
+    HAS_BOTO = True
+except ImportError:
+    HAS_BOTO = False
+
+
+def get_error_message(xml_string):
+    
+    root = ET.fromstring(xml_string)
+    for message in root.findall('.//Message'):            
+        return message.text
+    
+    
+def get_eni_info(interface):
+    
+    interface_info = {'id': interface.id,
+                      'subnet_id': interface.subnet_id,
+                      'vpc_id': interface.vpc_id,
+                      'description': interface.description,
+                      'owner_id': interface.owner_id,
+                      'status': interface.status,
+                      'mac_address': interface.mac_address,
+                      'private_ip_address': interface.private_ip_address,
+                      'source_dest_check': interface.source_dest_check,
+                      'groups': dict((group.id, group.name) for group in interface.groups),
+                      }
+    
+    if interface.attachment is not None:
+        interface_info['attachment'] = {'attachment_id': interface.attachment.id,
+                                        'instance_id': interface.attachment.instance_id,
+                                        'device_index': interface.attachment.device_index,
+                                        'status': interface.attachment.status,
+                                        'attach_time': interface.attachment.attach_time,
+                                        'delete_on_termination': interface.attachment.delete_on_termination,
+                                        }
+    
+    return interface_info
+    
+
+def list_eni(connection, module):
+    
+    eni_id = module.params.get("eni_id")
+    interface_dict_array = []
+    
+    try:
+        all_eni = connection.get_all_network_interfaces(eni_id)
+    except BotoServerError as e:
+        module.fail_json(msg=get_error_message(e.args[2]))
+    
+    for interface in all_eni:
+        interface_dict_array.append(get_eni_info(interface))
+        
+    module.exit_json(interfaces=interface_dict_array)
+
+
+def main():
+    argument_spec = ec2_argument_spec()
+    argument_spec.update(
+        dict(
+            eni_id = dict(default=None)
+        )
+    )
+    
+    module = AnsibleModule(argument_spec=argument_spec)
+
+    if not HAS_BOTO:
+        module.fail_json(msg='boto required for this module')
+    
+    region, ec2_url, aws_connect_params = get_aws_connection_info(module)
+    
+    if region:
+        try:
+            connection = connect_to_aws(boto.ec2, region, **aws_connect_params)
+        except (boto.exception.NoAuthHandlerFound, StandardError), e:
+            module.fail_json(msg=str(e))
+    else:
+        module.fail_json(msg="region must be specified")
+
+    list_eni(connection, module)
+        
+from ansible.module_utils.basic import *
+from ansible.module_utils.ec2 import *
+
+# this is magic, see lib/ansible/module_common.py
+#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
+
+main()