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terraform: support diff for resource_changes (#7896)
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2 changed files with 65 additions and 2 deletions
2
changelogs/fragments/7896-add-terraform-diff-mode.yml
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2
changelogs/fragments/7896-add-terraform-diff-mode.yml
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@ -0,0 +1,2 @@
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minor_changes:
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- terraform - add support for ``diff_mode`` for terraform resource_changes (https://github.com/ansible-collections/community.general/pull/7896).
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@ -21,7 +21,8 @@ attributes:
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check_mode:
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check_mode:
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support: full
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support: full
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diff_mode:
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diff_mode:
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support: none
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support: full
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version_added: 8.3.0
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options:
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options:
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state:
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state:
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choices: ['planned', 'present', 'absent']
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choices: ['planned', 'present', 'absent']
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@ -428,6 +429,42 @@ def build_plan(command, project_path, variables_args, state_file, targets, state
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))
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))
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def get_diff(diff_output):
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def get_tf_resource_address(e):
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return e['resource']
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diff_json_output = json.loads(diff_output)
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tf_reosource_changes = diff_json_output['resource_changes']
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diff_after = []
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diff_before = []
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changed = False
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for item in tf_reosource_changes:
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item_change = item['change']
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tf_before_state = {'resource': item['address'], 'change': item['change']['before']}
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tf_after_state = {'resource': item['address'], 'change': item['change']['after']}
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if item_change['actions'] == ['update'] or item_change['actions'] == ['delete', 'create']:
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diff_before.append(tf_before_state)
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diff_after.append(tf_after_state)
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changed = True
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if item_change['actions'] == ['delete']:
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diff_before.append(tf_before_state)
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changed = True
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if item_change['actions'] == ['create']:
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diff_after.append(tf_after_state)
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changed = True
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diff_before.sort(key=get_tf_resource_address)
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diff_after.sort(key=get_tf_resource_address)
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return changed, dict(
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before=({'data': diff_before}),
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after=({'data': diff_after}),
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)
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def main():
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def main():
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global module
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global module
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module = AnsibleModule(
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module = AnsibleModule(
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@ -619,6 +656,19 @@ def main():
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"Consider switching the 'check_destroy' to false to suppress this error")
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"Consider switching the 'check_destroy' to false to suppress this error")
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command.append(plan_file)
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command.append(plan_file)
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result_diff = dict()
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if module._diff or module.check_mode:
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diff_command = [command[0], 'show', '-json', plan_file]
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rc, diff_output, err = module.run_command(diff_command, check_rc=False, cwd=project_path)
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changed, result_diff = get_diff(diff_output)
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if rc != 0:
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if workspace_ctx["current"] != workspace:
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select_workspace(command[0], project_path, workspace_ctx["current"])
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module.fail_json(msg=err.rstrip(), rc=rc, stdout=out,
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stdout_lines=out.splitlines(), stderr=err,
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stderr_lines=err.splitlines(),
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cmd=' '.join(command))
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if needs_application and not module.check_mode and state != 'planned':
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if needs_application and not module.check_mode and state != 'planned':
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rc, out, err = module.run_command(command, check_rc=False, cwd=project_path)
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rc, out, err = module.run_command(command, check_rc=False, cwd=project_path)
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if rc != 0:
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if rc != 0:
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@ -651,7 +701,18 @@ def main():
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if state == 'absent' and workspace != 'default' and purge_workspace is True:
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if state == 'absent' and workspace != 'default' and purge_workspace is True:
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remove_workspace(command[0], project_path, workspace)
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remove_workspace(command[0], project_path, workspace)
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module.exit_json(changed=changed, state=state, workspace=workspace, outputs=outputs, stdout=out, stderr=err, command=' '.join(command))
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result = {
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'state': state,
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'workspace': workspace,
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'outputs': outputs,
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'stdout': out,
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'stderr': err,
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'command': ' '.join(command),
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'changed': changed,
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'diff': result_diff,
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}
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module.exit_json(**result)
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if __name__ == '__main__':
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if __name__ == '__main__':
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