diff --git a/lib/ansible/modules/network/ovs/openvswitch_db.py b/lib/ansible/modules/network/ovs/openvswitch_db.py index dd71d3b310..f20e1e3324 100644 --- a/lib/ansible/modules/network/ovs/openvswitch_db.py +++ b/lib/ansible/modules/network/ovs/openvswitch_db.py @@ -38,6 +38,16 @@ requirements: [ "ovs-vsctl >= 2.3.3" ] description: - Set column values in record in database table. options: + state: + required: false + description: + - Configures the state of the key. When set + to I(present), the I(key) and I(value) pair will be set + on the I(record) and when set to I(absent) the I(key) + will not be set. + default: present + choices: ['present', 'absent'] + version_added: "2.4" table: required: true description: @@ -82,58 +92,114 @@ EXAMPLES = ''' col: other_config key: disable-in-band value: true + +# Remove in band key +- openvswitch_db: + state: present + table: Bridge + record: br-int + col: other_config + key: disable-in-band ''' -def cmd_run(module, cmd, check_rc=True): - """ Log and run ovs-vsctl command. """ - return module.run_command(cmd.split(" "), check_rc=check_rc) +def map_obj_to_command(want, have, module): + """ Define ovs-vsctl command to meet desired state """ + command = None + + if module.params['state'] == 'absent': + if 'key' in have.keys(): + templatized_command = "%(ovs-vsctl)s -t %(timeout)s remove %(table)s %(record)s " \ + "%(col)s %(key)s=%(value)s" + command = templatized_command % module.params + else: + if 'key' not in have.keys(): + templatized_command = "%(ovs-vsctl)s -t %(timeout)s add %(table)s %(record)s " \ + "%(col)s %(key)s=%(value)s" + command = templatized_command % module.params + elif want['value'] != have['value']: + templatized_command = "%(ovs-vsctl)s -t %(timeout)s set %(table)s %(record)s " \ + "%(col)s:%(key)s=%(value)s" + command = templatized_command % module.params + + return command -def params_set(module): - """ Implement the ovs-vsctl set commands. """ +def map_config_to_obj(module): + templatized_command = "%(ovs-vsctl)s -t %(timeout)s list %(table)s %(record)s" + command = templatized_command % module.params + rc, out, err = module.run_command(command, check_rc=True) - changed = False + if rc != 0: + module.fail_json(msg=err) - ## - # Place in params dictionary in order to support the string format below. - module.params["ovs-vsctl"] = module.get_bin_path("ovs-vsctl", True) + match = re.search(r'^' + module.params['col'] + r'(\s+):(\s+)(.*)$', out, re.M) - fmt = "%(ovs-vsctl)s -t %(timeout)s get %(table)s %(record)s " \ - "%(col)s:%(key)s" + col_value = match.group(3) + col_value_to_dict = {} + if match.group(3): + for kv in col_value[1:-1].split(','): + k, v = kv.split('=') + col_value_to_dict[k.strip()] = v.strip() - cmd = fmt % module.params + obj = { + 'table': module.params['table'], + 'record': module.params['record'], + 'col': module.params['col'], + } - (_, output, _) = cmd_run(module, cmd, False) - if module.params['value'] not in output: - fmt = "%(ovs-vsctl)s -t %(timeout)s set %(table)s %(record)s " \ - "%(col)s:%(key)s=%(value)s" - cmd = fmt % module.params - ## - # Check if flow exists and is the same. - (rtc, _, err) = cmd_run(module, cmd) - if rtc != 0: - module.fail_json(msg=err) - changed = True - module.exit_json(changed=changed) + if module.params['key'] in col_value_to_dict: + obj['key'] = module.params['key'] + obj['value'] = col_value_to_dict[module.params['key']] + + return obj + + +def map_params_to_obj(module): + obj = { + 'table': module.params['table'], + 'record': module.params['record'], + 'col': module.params['col'], + 'key': module.params['key'], + 'value': module.params['value'] + } + + return obj # pylint: disable=E0602 def main(): """ Entry point for ansible module. """ - module = AnsibleModule( - argument_spec={ - 'table': {'required': True}, - 'record': {'required': True}, - 'col': {'required': True}, - 'key': {'required': True}, - 'value': {'required': True}, - 'timeout': {'default': 5, 'type': 'int'}, - }, - supports_check_mode=True, - ) + argument_spec = { + 'state': {'default': 'present', 'choices': ['present', 'absent']}, + 'table': {'required': True}, + 'record': {'required': True}, + 'col': {'required': True}, + 'key': {'required': True}, + 'value': {'required': True}, + 'timeout': {'default': 5, 'type': 'int'}, + } - params_set(module) + module = AnsibleModule(argument_spec=argument_spec, + supports_check_mode=True) + + result = {'changed': False} + + # We add ovs-vsctl to module_params to later build up templatized commands + module.params["ovs-vsctl"] = module.get_bin_path("ovs-vsctl", True) + + want = map_params_to_obj(module) + have = map_config_to_obj(module) + + command = map_obj_to_command(want, have, module) + result['command'] = command + + if command: + if not module.check_mode: + module.run_command(command, check_rc=True) + result['changed'] = True + + module.exit_json(**result) # pylint: disable=W0614 @@ -142,6 +208,7 @@ def main(): # import module snippets from ansible.module_utils.basic import * +import re if __name__ == '__main__': main()