From 0cad9ee0bf407b9857515398fb667b9a6989cd2b Mon Sep 17 00:00:00 2001 From: Matt Hite Date: Wed, 25 Feb 2015 15:48:19 -0800 Subject: [PATCH] Support for monitor and session state manipulation added to bigip_pool_member module --- network/f5/bigip_pool_member.py | 94 +++++++++++++++++++++++++++++++++ 1 file changed, 94 insertions(+) diff --git a/network/f5/bigip_pool_member.py b/network/f5/bigip_pool_member.py index 5aef9f0ae98..fd2da21b80f 100644 --- a/network/f5/bigip_pool_member.py +++ b/network/f5/bigip_pool_member.py @@ -63,6 +63,22 @@ options: default: present choices: ['present', 'absent'] aliases: [] + session_state: + description: + - Set new session availability status for pool member + version_added: "1.9" + required: false + default: null + choices: ['enabled', 'disabled'] + aliases: [] + monitor_state: + description: + - Set monitor availability status for pool member + version_added: "1.9" + required: false + default: null + choices: ['enabled', 'disabled'] + aliases: [] pool: description: - Pool name. This pool must exist. @@ -172,6 +188,34 @@ EXAMPLES = ''' host="{{ ansible_default_ipv4["address"] }}" port=80 + + # The BIG-IP GUI doesn't map directly to the API calls for "Pool -> + # Members -> State". The following states map to API monitor + # and session states. + # + # Enabled (all traffic allowed): + # monitor_state=enabled, session_state=enabled + # Disabled (only persistent or active connections allowed): + # monitor_state=enabled, session_state=disabled + # Forced offline (only active connections allowed): + # monitor_state=disabled, session_state=disabled + # + # See https://devcentral.f5.com/questions/icontrol-equivalent-call-for-b-node-down + + - name: Force pool member offline + local_action: > + bigip_pool_member + server=lb.mydomain.com + user=admin + password=mysecret + state=present + session_state=disabled + monitor_state=disabled + pool=matthite-pool + partition=matthite + host="{{ ansible_default_ipv4["address"] }}" + port=80 + ''' try: @@ -276,6 +320,28 @@ def set_ratio(api, pool, address, port, ratio): members = [{'address': address, 'port': port}] api.LocalLB.Pool.set_member_ratio(pool_names=[pool], members=[members], ratios=[[ratio]]) +def set_member_session_enabled_state(api, pool, address, port, session_state): + members = [{'address': address, 'port': port}] + session_state = ["STATE_%s" % session_state.strip().upper()] + api.LocalLB.Pool.set_member_session_enabled_state(pool_names=[pool], members=[members], session_states=[session_state]) + +def get_member_session_status(api, pool, address, port): + members = [{'address': address, 'port': port}] + result = api.LocalLB.Pool.get_member_session_status(pool_names=[pool], members=[members])[0][0] + result = result.split("SESSION_STATUS_")[-1].lower() + return result + +def set_member_monitor_state(api, pool, address, port, monitor_state): + members = [{'address': address, 'port': port}] + monitor_state = ["STATE_%s" % monitor_state.strip().upper()] + api.LocalLB.Pool.set_member_monitor_state(pool_names=[pool], members=[members], monitor_states=[monitor_state]) + +def get_member_monitor_status(api, pool, address, port): + members = [{'address': address, 'port': port}] + result = api.LocalLB.Pool.get_member_monitor_status(pool_names=[pool], members=[members])[0][0] + result = result.split("MONITOR_STATUS_")[-1].lower() + return result + def main(): module = AnsibleModule( argument_spec = dict( @@ -283,6 +349,8 @@ def main(): user = dict(type='str', required=True), password = dict(type='str', required=True), state = dict(type='str', default='present', choices=['present', 'absent']), + session_state = dict(type='str', choices=['enabled', 'disabled']), + monitor_state = dict(type='str', choices=['enabled', 'disabled']), pool = dict(type='str', required=True), partition = dict(type='str', default='Common'), host = dict(type='str', required=True, aliases=['address', 'name']), @@ -302,6 +370,8 @@ def main(): user = module.params['user'] password = module.params['password'] state = module.params['state'] + session_state = module.params['session_state'] + monitor_state = module.params['monitor_state'] partition = module.params['partition'] pool = "/%s/%s" % (partition, module.params['pool']) connection_limit = module.params['connection_limit'] @@ -347,6 +417,10 @@ def main(): set_rate_limit(api, pool, address, port, rate_limit) if ratio is not None: set_ratio(api, pool, address, port, ratio) + if session_state is not None: + set_member_session_enabled_state(api, pool, address, port, session_state) + if monitor_state is not None: + set_member_monitor_state(api, pool, address, port, monitor_state) result = {'changed': True} else: # pool member exists -- potentially modify attributes @@ -366,6 +440,26 @@ def main(): if not module.check_mode: set_ratio(api, pool, address, port, ratio) result = {'changed': True} + if session_state is not None: + session_status = get_member_session_status(api, pool, address, port) + if session_state == 'enabled' and session_status == 'forced_disabled': + if not module.check_mode: + set_member_session_enabled_state(api, pool, address, port, session_state) + result = {'changed': True} + elif session_state == 'disabled' and session_status != 'force_disabled': + if not module.check_mode: + set_member_session_enabled_state(api, pool, address, port, session_state) + result = {'changed': True} + if monitor_state is not None: + monitor_status = get_member_monitor_status(api, pool, address, port) + if monitor_state == 'enabled' and monitor_status == 'forced_down': + if not module.check_mode: + set_member_monitor_state(api, pool, address, port, monitor_state) + result = {'changed': True} + elif monitor_state == 'disabled' and monitor_status != 'forced_down': + if not module.check_mode: + set_member_monitor_state(api, pool, address, port, monitor_state) + result = {'changed': True} except Exception, e: module.fail_json(msg="received exception: %s" % e)