Allow setting ODL NB REST password

Use custom ansible module. When placed under library,
Ansible will detect it automatically. Mirrors the Puppet
logic. Usage is explained in the examples section of the code.

JIRA: INTPAK-177
Change-Id: Ieecbf1dd9c0a923aaf9eff2fd85d391bed800d81
Signed-off-by: Taseer Ahmed <taseer94@gmail.com>

diff --git a/library/odl_usermod.py b/library/odl_usermod.py
new file mode 100644 (file)
index 0000000..c5a1223
--- /dev/null
+++ b/library/odl_usermod.py
@@ -0,0 +1,113 @@
+from ansible.module_utils.basic import AnsibleModule
+
+ANSIBLE_METADATA = {'metadata_version': '1.0', 'status': ['preview'],
+                    'supported_by': 'community'}
+
+DOCUMENTATION = \
+    '''
+---
+module: odl_usermod
+short_description: Manipulate ODL users
+description:
+    - Use this module to add, delete and list ODL users
+version_added: "1.0"
+author: "Taseer Ahmed (@Taseer)"
+options:
+notes:
+requirements:
+'''
+
+RETURN = \
+    '''
+message:
+  description: Add/remove/list OpenDaylight users
+'''
+
+EXAMPLES = \
+    '''
+---
+- hosts: localhost
+  tasks:
+    - name: create odl user
+      odl_usermod:
+        username: admin
+        password: admin
+        state: present
+
+    - name: delete odl user
+      odl_usermod:
+        username: admin
+        state: absent
+
+    - name: list odl users
+      odl_usermod:
+        state: list
+'''
+
+
+def build_cmd(module, *args):
+    cmd = [
+        module.get_bin_path('java', True),
+        '-jar',
+        '/opt/opendaylight/bin/aaa-cli-jar.jar',
+        '--dbd',
+        '/opt/opendaylight/data'
+        ]
+    for arg in args:
+        cmd.append(arg)
+    return cmd
+
+
+def main():
+    module = AnsibleModule(
+        argument_spec=dict(
+            username=dict(type='str'),
+            password=dict(type='str'),
+            state=dict(type='str')
+        )
+    )
+
+    username = module.params['username']
+    password = module.params['password']
+    state = module.params['state']
+
+    if state == 'absent':
+        ls_users_cmd = build_cmd(module, "-l")
+        (rc, out, err) = module.run_command(ls_users_cmd)
+        if username in out:
+            cmd = build_cmd(module, '--deleteUser', username)
+            (rc, out, err) = module.run_command(cmd)
+            if rc is not None and rc != 0:
+                return module.fail_json(msg=err)
+            module.exit_json(changed=True, msg="User deleted")
+        else:
+            module.exit_json(changed=False, msg="No such user exists")
+    elif state == 'present':
+        ls_users_cmd = build_cmd(module, "-l")
+        (rc, out, err) = module.run_command(ls_users_cmd)
+        if rc is not None and rc != 0:
+            return module.fail_json(msg=err)
+
+        if username in out:
+            module.exit_json(changed=False, msg="User already exists")
+        else:
+            cmd = build_cmd(module, '--newUser', username, '-p', password)
+            (rc, out, err) = module.run_command(cmd)
+            if rc is not None and rc != 0:
+                return module.fail_json(msg=err)
+            module.exit_json(changed=True, msg="User added")
+    elif state == 'list':
+        ls_users_cmd = build_cmd(module, "-l")
+        (rc, out, err) = module.run_command(ls_users_cmd)
+        if rc is not None and rc != 0:
+            return module.fail_json(msg=err)
+        users = out.split('\n')
+        if users[0] == 'User names:':
+            users.pop(0)
+        module.exit_json(changed=False, msg=users)
+    else:
+        module.exit_json(changed=False, msg="No state specified")
+
+
+if __name__ == '__main__':
+    main()