openstack/deb-sahara
Code Issues Proposed changes

Update cluster UI info in MapR plugin

Browse Source 
Now cluster UI info is updated every
time cluster changes it's size.

Change-Id: I8d6c59964afe9ecb4ebcebf996e343240ddb00f8
Closes-Bug: #1481764
This commit is contained in:
Artem Osadchyi 2015-08-07 14:29:49 +03:00
parent 427555e397
commit 210ea683d1
1 changed files with 20 additions and 13 deletions
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33
sahara/plugins/mapr/base/base_cluster_configurer.py
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@ -34,7 +34,6 @@ from sahara.topology import topology_helper as th
import sahara.utils.configs as sahara_configs
import sahara.utils.files as files
LOG = logging.getLogger(__name__)
conductor = conductor.API
@ -87,6 +86,7 @@ class BaseConfigurer(ac.AbstractConfigurer):
self._write_config_files(cluster_context, existing)
self._update_services(cluster_context, existing)
self._restart_services(cluster_context)
self._update_cluster_info(cluster_context)
LOG.info(_LI('Existing instances successfully configured'))
def _configure_services(self, cluster_context, instances):
@ -208,14 +208,21 @@ class BaseConfigurer(ac.AbstractConfigurer):
LOG.debug('Updating UI information.')
info = {}
for service in cluster_context.cluster_services:
for uri_info in service.ui_info:
title, process, url = uri_info
instance = cluster_context.get_instance(process)
info.update({
title: {
'WebUI': url % instance.management_ip
}
})
for title, node_process, url_template in service.ui_info:
removed = cluster_context.removed_instances(node_process)
instances = cluster_context.get_instances(node_process)
instances = [i for i in instances if i not in removed]
if len(instances) == 1:
display_name_template = "%(title)s"
else:
display_name_template = "%(title)s %(index)s"
for index, instance in enumerate(instances, start=1):
args = {"title": title, "index": index}
display_name = display_name_template % args
url = url_template % instance.management_ip
info.update({display_name: {"WebUI": url}})
ctx = context.ctx()
conductor.cluster_update(ctx, cluster_context.cluster, {'info': info})
@ -291,10 +298,10 @@ class BaseConfigurer(ac.AbstractConfigurer):
util.execute_on_instances(instances, keep_alive_connection)
def mapr_user_exists(self, instance):
with instance.remote() as r:
ec, out = r.execute_command(
'id -u mapr', run_as_root=True, raise_when_error=False)
return ec == 0
with instance.remote() as r:
ec, __ = r.execute_command(
"id -u mapr", run_as_root=True, raise_when_error=False)
return ec == 0
def post_start(self, c_context, instances=None):
instances = instances or c_context.get_instances()