added gitlab_project_members (#1829) (#1870)

* added gitlab_project_members

* fix code style

* added some arg to doc

* Update plugins/modules/source_control/gitlab/gitlab_project_members.py

Co-authored-by: Felix Fontein <felix@fontein.de>

* Update plugins/modules/source_control/gitlab/gitlab_project_members.py

Co-authored-by: Felix Fontein <felix@fontein.de>

* Update plugins/modules/source_control/gitlab/gitlab_project_members.py

Co-authored-by: Felix Fontein <felix@fontein.de>

* integration test for gitlab_project_members module

Co-authored-by: Sergey Mikhaltsov <s.mikhaltsov@leadgid.ru>
Co-authored-by: Felix Fontein <felix@fontein.de>
(cherry picked from commit 389b004879)

Co-authored-by: Sergey Mikhaltsov <metanovii@gmail.com>

plugins/modules/gitlab_project_members.py

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+source_control/gitlab/gitlab_project_members.py

plugins/modules/source_control/gitlab/gitlab_project_members.py

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+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+
+# Copyright: (c) 2021, Sergey Mikhaltsov <metanovii@gmail.com>
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+from __future__ import absolute_import, division, print_function
+__metaclass__ = type
+
+DOCUMENTATION = r'''
+---
+module: gitlab_project_members
+short_description: Manage project members on GitLab Server
+version_added: 2.2.0
+description:
+    - This module allows to add and remove members to/from a project, or change a member's access level in a project on GitLab.
+author: Sergey Mikhaltsov (@metanovii)
+requirements:
+    - python-gitlab python module <= 1.15.0
+    - owner or maintainer rights to project on the GitLab server
+options:
+    api_token:
+        description:
+            - A personal access token to authenticate with the GitLab API.
+        required: true
+        type: str
+    validate_certs:
+        description:
+            - Whether or not to validate TLS/SSL certificates when supplying a HTTPS endpoint.
+            - Should only be set to C(false) if you can guarantee that you are talking to the correct server
+              and no man-in-the-middle attack can happen.
+        default: true
+        type: bool
+    api_username:
+        description:
+            - The username to use for authentication against the API.
+        type: str
+    api_password:
+        description:
+            - The password to use for authentication against the API.
+        type: str
+    api_url:
+        description:
+            - The resolvable endpoint for the API.
+        type: str
+    project:
+        description:
+            - The name of the GitLab project the member is added to/removed from.
+        required: true
+        type: str
+    gitlab_user:
+        description:
+            - The username of the member to add to/remove from the GitLab project.
+        required: true
+        type: str
+    access_level:
+        description:
+            - The access level for the user.
+            - Required if I(state=present), user state is set to present.
+        type: str
+        choices: ['guest', 'reporter', 'developer', 'maintainer']
+    state:
+        description:
+            - State of the member in the project.
+            - On C(present), it adds a user to a GitLab project.
+            - On C(absent), it removes a user from a GitLab project.
+        choices: ['present', 'absent']
+        default: 'present'
+        type: str
+notes:
+    - Supports C(check_mode).
+'''
+
+EXAMPLES = r'''
+- name: Add a user to a GitLab Project
+  community.general.gitlab_project_members:
+    api_url: 'https://gitlab.example.com'
+    api_token: 'Your-Private-Token'
+    validate_certs: True
+    project: projectname
+    gitlab_user: username
+    access_level: developer
+    state: present
+
+- name: Remove a user from a GitLab project
+  community.general.gitlab_project_members:
+    api_url: 'https://gitlab.example.com'
+    api_token: 'Your-Private-Token'
+    validate_certs: False
+    project: projectname
+    gitlab_user: username
+    state: absent
+'''
+
+RETURN = r''' # '''
+
+from ansible.module_utils.api import basic_auth_argument_spec
+from ansible.module_utils.basic import AnsibleModule, missing_required_lib
+
+from ansible_collections.community.general.plugins.module_utils.gitlab import gitlabAuthentication
+
+import traceback
+
+try:
+    import gitlab
+    HAS_PY_GITLAB = True
+except ImportError:
+    GITLAB_IMP_ERR = traceback.format_exc()
+    HAS_PY_GITLAB = False
+
+
+class GitLabProjectMembers(object):
+    def __init__(self, module, gl):
+        self._module = module
+        self._gitlab = gl
+
+    def get_project(self, project_name):
+        project_exists = self._gitlab.projects.list(search=project_name)
+        if project_exists:
+            return project_exists[0].id
+
+    def get_user_id(self, gitlab_user):
+        user_exists = self._gitlab.users.list(username=gitlab_user)
+        if user_exists:
+            return user_exists[0].id
+
+    # get all members in a project
+    def get_members_in_a_project(self, gitlab_project_id):
+        project = self._gitlab.projects.get(gitlab_project_id)
+        return project.members.list()
+
+    # check if the user is a member of the project
+    def is_user_a_member(self, members, gitlab_user_id):
+        for member in members:
+            if member.id == gitlab_user_id:
+                return True
+        return False
+
+    # add user to a project
+    def add_member_to_project(self, gitlab_user_id, gitlab_project_id, access_level):
+        try:
+            project = self._gitlab.projects.get(gitlab_project_id)
+            add_member = project.members.create(
+                {'user_id': gitlab_user_id, 'access_level': access_level})
+
+            if add_member:
+                return add_member.username
+
+        except (gitlab.exceptions.GitlabCreateError) as e:
+            self._module.fail_json(
+                msg="Failed to add member to the project, project ID %s: %s" % (gitlab_project_id, e))
+
+    # remove user from a project
+    def remove_user_from_project(self, gitlab_user_id, gitlab_project_id):
+        try:
+            project = self._gitlab.projects.get(gitlab_project_id)
+            project.members.delete(gitlab_user_id)
+
+        except (gitlab.exceptions.GitlabDeleteError) as e:
+            self._module.fail_json(
+                msg="Failed to remove member from GitLab project, ID %s: %s" % (gitlab_project_id, e))
+
+    # get user's access level
+    def get_user_access_level(self, members, gitlab_user_id):
+        for member in members:
+            if member.id == gitlab_user_id:
+                return member.access_level
+
+    # update user's access level in a project
+    def update_user_access_level(self, members, gitlab_user_id, access_level):
+        for member in members:
+            if member.id == gitlab_user_id:
+                try:
+                    member.access_level = access_level
+                    member.save()
+                except (gitlab.exceptions.GitlabCreateError) as e:
+                    self._module.fail_json(
+                        msg="Failed to update the access level for the member, %s: %s" % (gitlab_user_id, e))
+
+
+def main():
+    argument_spec = basic_auth_argument_spec()
+    argument_spec.update(dict(
+        api_token=dict(type='str', required=True, no_log=True),
+        project=dict(type='str', required=True),
+        gitlab_user=dict(type='str', required=True),
+        state=dict(type='str', default='present', choices=['present', 'absent']),
+        access_level=dict(type='str', required=False, choices=['guest', 'reporter', 'developer', 'maintainer'])
+    ))
+
+    module = AnsibleModule(
+        argument_spec=argument_spec,
+        mutually_exclusive=[
+            ['api_username', 'api_token'],
+            ['api_password', 'api_token'],
+        ],
+        required_together=[
+            ['api_username', 'api_password'],
+        ],
+        required_one_of=[
+            ['api_username', 'api_token'],
+        ],
+        required_if=[
+            ['state', 'present', ['access_level']],
+        ],
+        supports_check_mode=True,
+    )
+
+    if not HAS_PY_GITLAB:
+        module.fail_json(msg=missing_required_lib('python-gitlab', url='https://python-gitlab.readthedocs.io/en/stable/'), exception=GITLAB_IMP_ERR)
+
+    gitlab_project = module.params['project']
+    gitlab_user = module.params['gitlab_user']
+    state = module.params['state']
+    access_level = module.params['access_level']
+
+    # convert access level string input to int
+    if access_level:
+        access_level_int = {
+            'guest': gitlab.GUEST_ACCESS,
+            'reporter': gitlab.REPORTER_ACCESS,
+            'developer': gitlab.DEVELOPER_ACCESS,
+            'maintainer': gitlab.MAINTAINER_ACCESS
+        }
+
+        access_level = access_level_int[access_level]
+
+    # connect to gitlab server
+    gl = gitlabAuthentication(module)
+
+    project = GitLabProjectMembers(module, gl)
+
+    gitlab_user_id = project.get_user_id(gitlab_user)
+    gitlab_project_id = project.get_project(gitlab_project)
+
+    # project doesn't exist
+    if not gitlab_project_id:
+        module.fail_json(msg="project '%s' not found." % gitlab_project)
+
+    # user doesn't exist
+    if not gitlab_user_id:
+        if state == 'absent':
+            module.exit_json(changed=False, result="user '%s' not found, and thus also not part of the project" % gitlab_user)
+        else:
+            module.fail_json(msg="user '%s' not found." % gitlab_user)
+
+    members = project.get_members_in_a_project(gitlab_project_id)
+    is_user_a_member = project.is_user_a_member(members, gitlab_user_id)
+
+    # check if the user is a member in the project
+    if not is_user_a_member:
+        if state == 'present':
+            # add user to the project
+            if not module.check_mode:
+                project.add_member_to_project(gitlab_user_id, gitlab_project_id, access_level)
+            module.exit_json(changed=True, result="Successfully added user '%s' to the project." % gitlab_user)
+        # state as absent
+        else:
+            module.exit_json(changed=False, result="User, '%s', is not a member in the project. No change to report" % gitlab_user)
+    # in case that a user is a member
+    else:
+        if state == 'present':
+            # compare the access level
+            user_access_level = project.get_user_access_level(members, gitlab_user_id)
+            if user_access_level == access_level:
+                module.exit_json(changed=False, result="User, '%s', is already a member in the project. No change to report" % gitlab_user)
+            else:
+                # update the access level for the user
+                if not module.check_mode:
+                    project.update_user_access_level(members, gitlab_user_id, access_level)
+                module.exit_json(changed=True, result="Successfully updated the access level for the user, '%s'" % gitlab_user)
+        else:
+            # remove the user from the project
+            if not module.check_mode:
+                project.remove_user_from_project(gitlab_user_id, gitlab_project_id)
+            module.exit_json(changed=True, result="Successfully removed user, '%s', from the project" % gitlab_user)
+
+
+if __name__ == '__main__':
+    main()

tests/integration/targets/gitlab_project_members/aliases

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+unsupported

tests/integration/targets/gitlab_project_members/defaults/main.yml

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+gitlab_server_url: https://gitlab.com
+gitlab_api_access_token: "token"
+gitlab_project: some_project
+username: some_user
+gitlab_access_level: developer

tests/integration/targets/gitlab_project_members/tasks/main.yml

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+####################################################################
+# WARNING: These are designed specifically for Ansible tests       #
+# and should not be used as examples of how to write Ansible roles #
+####################################################################
+
+# Test code for gitlab_project_members module
+#
+# Copyright: (c) 2021, Sergey Mikhaltsov <metanovii@gmail.com>
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+
+- name: Install required library
+  pip:
+    name: python-gitlab
+    state: present
+
+- name: Clean UP before tests
+  community.general.gitlab_project_members:
+    api_url: "{{ gitlab_server_url }}"
+    api_token: "{{ gitlab_api_access_token }}"
+    project: "{{ gitlab_project }}"
+    gitlab_user: "{{ username }}"
+    state: absent    
+
+- name: Add a User to A GitLab Project
+  community.general.gitlab_project_members:
+    api_url: "{{ gitlab_server_url }}"
+    api_token: "{{ gitlab_api_access_token }}"
+    project: "{{ gitlab_project }}"
+    gitlab_user: "{{ username }}"
+    access_level: "{{ gitlab_access_level }}"
+    state: present
+  register: gitlab_project_members_state
+
+- name: Test member added to project
+  assert:
+    that:
+      - gitlab_project_members_state is changed
+
+- name: Add a User to A GitLab Project ( Idempotency test )
+  community.general.gitlab_project_members:
+    api_url: "{{ gitlab_server_url }}"
+    api_token: "{{ gitlab_api_access_token }}"
+    project: "{{ gitlab_project }}"
+    gitlab_user: "{{ username }}"
+    access_level: "{{ gitlab_access_level }}"
+    state: present
+  register: gitlab_project_members_state_again
+
+- name: Test module is idempotent
+  assert:
+    that:
+      - gitlab_project_members_state_again is not changed
+
+- name: Remove a User from A GitLab Project
+  community.general.gitlab_project_members:
+    api_url: "{{ gitlab_server_url }}"
+    api_token: "{{ gitlab_api_access_token }}"
+    project: "{{ gitlab_project }}"
+    gitlab_user: "{{ username }}"
+    state: absent
+  register: remove_gitlab_project_members_state
+
+- name: Test member removed from project
+  assert:
+    that:
+      - remove_gitlab_project_members_state is changed
+
+- name: Remove a User from A GitLab Project ( Idempotency test )
+  community.general.gitlab_project_members:
+    api_url: "{{ gitlab_server_url }}"
+    api_token: "{{ gitlab_api_access_token }}"
+    project: "{{ gitlab_project }}"
+    gitlab_user: "{{ username }}"
+    state: absent
+  register: remove_gitlab_project_members_state_again
+
+- name: Test module is idempotent
+  assert:
+    that:
+      - remove_gitlab_project_members_state_again is not changed