Second commit

config.yaml

@@ -25,7 +25,7 @@ options:
     type: string
     description: |
        Interfaces that will provide fabric connectivity on the director nodes.
-       Provided in form of json in a string. These interfaces have to be connected 
+       Provided in form of json in a string. These interfaces have to be connected
        to the os-data-network specified in the config. Default value is MANAGEMENT which
        will configure the management interface as the fabric interface on each
        director.
@@ -55,3 +55,7 @@ options:
     default: null
     type: string
     description: Provide the PLUMgrid ONS License key.
+  opsvm-ip:
+    default: 127.0.0.1
+    type: string
+    description: IP address of the PLUMgrid Operations VM Management interface.

hooks/pg_dir_context.py

@@ -104,5 +104,6 @@ class PGDirContext(context.NeutronContext):
         pg_ctxt['fabric_mode'] = 'host'
         virtual_ip_array = re.split('\.', conf['plumgrid-virtual-ip'])
         pg_ctxt['virtual_router_id'] = virtual_ip_array[3]
+        pg_ctxt['opsvm_ip'] = conf['opsvm-ip']
 
         return pg_ctxt

hooks/pg_dir_hooks.py

@@ -8,12 +8,15 @@
 import sys
 import time
 from charmhelpers.core.host import service_running
+from charmhelpers.contrib.network.ip import is_ip
 
 from charmhelpers.core.hookenv import (
     Hooks,
     UnregisteredHookError,
     log,
     config,
+    relation_set,
+    relation_ids
 )
 
 from charmhelpers.fetch import (
@@ -64,6 +67,21 @@ def dir_joined():
     restart_pg()
 
 
+@hooks.hook('plumgrid-relation-joined')
+def plumgrid_joined(relation_id=None):
+    '''
+    This hook is run when relation with edge or gateway is created.
+    '''
+    opsvm_ip = config('opsvm-ip')
+    print is_ip(opsvm_ip)
+    if opsvm_ip == '127.0.0.1':
+        return 1
+    elif not is_ip(opsvm_ip):
+        raise ValueError('Incorrect IP specified')
+    else:
+        relation_set(relation_id=relation_id, opsvm_ip=opsvm_ip)
+
+
 @hooks.hook('config-changed')
 def config_changed():
     '''
@@ -96,6 +114,10 @@ def config_changed():
             apt_install(pkg, options=['--force-yes'], fatal=True)
             remove_iovisor()
             load_iovisor()
+    if charm_config.changed('opsvm-ip'):
+        for rid in relation_ids('plumgrid'):
+            plumgrid_joined(rid)
+        stop_pg()
     ensure_mtu()
     CONFIGS.write_all()
     if not service_running('plumgrid'):

hooks/pg_dir_utils.py

@@ -50,6 +50,7 @@ PG_DEF_CONF = '%s/conf/pg/nginx.conf' % PG_LXC_DATA_PATH
 PG_HN_CONF = '%s/conf/etc/hostname' % PG_LXC_DATA_PATH
 PG_HS_CONF = '%s/conf/etc/hosts' % PG_LXC_DATA_PATH
 PG_IFCS_CONF = '%s/conf/pg/ifcs.conf' % PG_LXC_DATA_PATH
+OPS_CONF = '%s/conf/etc/00-pg.conf' % PG_LXC_DATA_PATH
 AUTH_KEY_PATH = '%s/root/.ssh/authorized_keys' % PG_LXC_DATA_PATH
 TEMP_LICENSE_FILE = '/tmp/license'
 
@@ -74,6 +75,10 @@ BASE_RESOURCE_MAP = OrderedDict([
         'services': ['plumgrid'],
         'contexts': [pg_dir_context.PGDirContext()],
     }),
+    (OPS_CONF, {
+        'services': ['plumgrid'],
+        'contexts': [pg_dir_context.PGDirContext()],
+    }),
     (PG_IFCS_CONF, {
         'services': [],
         'contexts': [pg_dir_context.PGDirContext()],

hooks/plumgrid-relation-joined

@@ -0,0 +1 @@
+pg_dir_hooks.py

templates/kilo/00-pg.conf

@@ -0,0 +1 @@
+$template ls_json,"{{'{'}}{{'%'}}timestamp:::date-rfc3339,jsonf:@timestamp%,%source:::jsonf:@source_host%,%msg:::json%}":syslogtag,isequal,"pg:" @{{ opsvm_ip }}:6000;ls_json

templates/kilo/nginx.conf

@@ -13,7 +13,7 @@ upstream pgCli {
 }
 
 upstream pgMW {
-  server 127.0.0.1:4000;
+  server {{ opsvm_ip }}:4000;
 }
 
 map $http_upgrade $connection_upgrade {