influxdb database module

.travis.yml

@@ -17,7 +17,7 @@ install:
   - pip install git+https://github.com/ansible/ansible.git@devel#egg=ansible
   - pip install git+https://github.com/sivel/ansible-testing.git#egg=ansible_testing
 script:
-  - python2.4 -m compileall -fq -x 'cloud/|monitoring/zabbix.*\.py|/dnf\.py|/layman\.py|/maven_artifact\.py|clustering/(consul.*|znode)\.py|notification/pushbullet\.py' .
+  - python2.4 -m compileall -fq -x 'cloud/|monitoring/zabbix.*\.py|/dnf\.py|/layman\.py|/maven_artifact\.py|clustering/(consul.*|znode)\.py|notification/pushbullet\.py|database/influxdb/influxdb.*\.py' .
   - python2.6 -m compileall -fq .
   - python2.7 -m compileall -fq .
   - ansible-validate-modules --exclude 'cloud/cloudstack/cs_template\.py|cloud/centurylink/clc_aa_policy\.py|cloud/centurylink/clc_alert_policy\.py|cloud/centurylink/clc_blueprint_package\.py|cloud/centurylink/clc_firewall_policy\.py|cloud/centurylink/clc_group\.py|cloud/centurylink/clc_loadbalancer\.py|cloud/centurylink/clc_modify_server\.py|cloud/centurylink/clc_publicip\.py|cloud/centurylink/clc_server\.py|cloud/centurylink/clc_server_snapshot\.py|cloud/docker/docker_login\.py|messaging/rabbitmq_binding\.py|messaging/rabbitmq_exchange\.py|messaging/rabbitmq_queue\.py|monitoring/circonus_annotation\.py|network/snmp_facts\.py|notification/sns\.py|cloud/cloudstack/cs_template\.py' .

database/influxdb/influxdb_database.py

@@ -0,0 +1,194 @@
+#!/usr/bin/python
+
+# (c) 2016, Kamil Szczygiel <kamil.szczygiel () intel.com>
+#
+# This file is part of Ansible
+#
+# Ansible 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.
+#
+# Ansible 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 Ansible.  If not, see <http://www.gnu.org/licenses/>.
+
+DOCUMENTATION = '''
+---
+module: influxdb_database
+short_description: Manage InfluxDB databases
+description:
+    - Manage InfluxDB databases
+version_added: 2.2
+author: "Kamil Szczygiel (@kamsz)"
+requirements:
+    - "python >= 2.6"
+    - "influxdb >= 0.9"
+options:
+    hostname:
+        description:
+            - The hostname or IP address on which InfluxDB server is listening
+        required: true
+    username:
+        description:
+            - Username that will be used to authenticate against InfluxDB server
+        default: root
+        required: false
+    password:
+        description:
+            - Password that will be used to authenticate against InfluxDB server
+        default: root
+        required: false
+    port:
+        description:
+            - The port on which InfluxDB server is listening
+        default: 8086
+        required: false
+    database_name:
+        description:
+            - Name of the database that will be created/destroyed
+        required: true
+    state:
+        description:
+            - Determines if the database should be created or destroyed
+        choices: ['present', 'absent']
+        default: present
+        required: false
+'''
+
+EXAMPLES = '''
+# Example influxdb_database command from Ansible Playbooks
+- name: Create database
+    influxdb_database:
+      hostname: "{{influxdb_ip_address}}"
+      database_name: "{{influxdb_database_name}}"
+      state: present
+
+- name: Destroy database
+    influxdb_database:
+      hostname: "{{influxdb_ip_address}}"
+      database_name: "{{influxdb_database_name}}"
+      state: absent
+
+- name: Create database using custom credentials
+    influxdb_database:
+      hostname: "{{influxdb_ip_address}}"
+      username: "{{influxdb_username}}"
+      password: "{{influxdb_password}}"
+      database_name: "{{influxdb_database_name}}"
+      state: present
+'''
+
+RETURN = '''
+#only defaults
+'''
+
+try:
+    import requests.exceptions
+    from influxdb import InfluxDBClient
+    from influxdb import exceptions
+    HAS_INFLUXDB = True
+except ImportError:
+    HAS_INFLUXDB = False
+
+
+def influxdb_argument_spec():
+    return dict(
+        hostname=dict(required=True, type='str'),
+        port=dict(default=8086, type='int'),
+        username=dict(default='root', type='str'),
+        password=dict(default='root', type='str', no_log=True),
+        database_name=dict(required=True, type='str')
+    )
+
+
+def connect_to_influxdb(module):
+    hostname = module.params['hostname']
+    port = module.params['port']
+    username = module.params['username']
+    password = module.params['password']
+    database_name = module.params['database_name']
+
+    client = InfluxDBClient(
+        host=hostname,
+        port=port,
+        username=username,
+        password=password,
+        database=database_name
+    )
+    return client
+
+
+def find_database(module, client, database_name):
+    database = None
+
+    try:
+        databases = client.get_list_database()
+        for db in databases:
+            if db['name'] == database_name:
+                database = db
+                break
+    except requests.exceptions.ConnectionError as e:
+        module.fail_json(msg=str(e))
+    return database
+
+
+def create_database(module, client, database_name):
+    if not module.check_mode:
+        try:
+            client.create_database(database_name)
+        except requests.exceptions.ConnectionError as e:
+            module.fail_json(msg=str(e))
+
+    module.exit_json(changed=True)
+
+
+def drop_database(module, client, database_name):
+    if not module.check_mode:
+        try:
+            client.drop_database(database_name)
+        except exceptions.InfluxDBClientError as e:
+            module.fail_json(msg=e.content)
+
+    module.exit_json(changed=True)
+
+
+def main():
+    argument_spec = influxdb_argument_spec()
+    argument_spec.update(
+        state=dict(default='present', type='str', choices=['present', 'absent'])
+    )
+    module = AnsibleModule(
+        argument_spec=argument_spec,
+        supports_check_mode=True
+    )
+
+    if not HAS_INFLUXDB:
+        module.fail_json(msg='influxdb python package is required for this module')
+
+    state = module.params['state']
+    database_name = module.params['database_name']
+
+    client = connect_to_influxdb(module)
+    database = find_database(module, client, database_name)
+
+    if state == 'present':
+        if database:
+            module.exit_json(changed=False)
+        else:
+            create_database(module, client, database_name)
+
+    if state == 'absent':
+        if database:
+            drop_database(module, client, database_name)
+        else:
+            module.exit_json(changed=False)
+
+from ansible.module_utils.basic import *
+
+if __name__ == '__main__':
+    main()