def main(options, _args):
if not options('general.list'):
cluster = listClusters(options('general.host'),
{'cluster_name': options('general.cluster')})[0]
print '\t'.join(['STATE', cluster['state']])
print '\t'.join(['START_TASK', cluster['start_task']])
print '\t'.join(['MASTER'] + instanceToList(cluster['master']))
for e in cluster['exec_nodes']:
print '\t'.join(['EXEC'] + instanceToList(e))
for e in cluster['data_nodes']:
print '\t'.join(['DATA'] + instanceToList(e))
print '\t'.join(['GANGLIA',
'http://%s/ganglia' % returnEmptyDictIfNone(cluster, 'master'
).get('public_dns', '')])
print '\t'.join(['ERGATIS',
'http://%s/ergatis' % returnEmptyDictIfNone(cluster, 'master'
).get('public_dns', '')])
print '\t'.join(['SSH',
'ssh %s %s@%s' % (cluster.get('config', {}).get('ssh.options', ''),
cluster.get('config', {}).get('ssh.user', ''),
returnEmptyDictIfNone(cluster, 'master'
).get('public_dns', ''))])
else:
for c in listClusters(options('general.host')):
print '\t'.join(['CLUSTER', c['cluster_name'], c['state']])
def listClustersSafe(host):
"""
This tries to list the clusters, returns an empty list if listClusters fails at all
such as networking being down
"""
def annotateNameWithState(name, state):
if state == 'unresponsive':
return '>%s<' % name
elif state == 'terminated':
return '(%s)' % name
elif state == 'failed':
return '!%s!' % name
elif state == 'pending':
return '^%s^' % name
else:
return name
try:
clusters = cluster.listClusters(host)
return [(annotateNameWithState(c['cluster_name'], c['state']),
len(c['exec_nodes'] + c['data_nodes']))
for c in clusters]
except Exception, err:
print err
return []
def listClustersSafe(host):
"""
This tries to list the clusters, returns an empty list if listClusters fails at all
such as networking being down
"""
def annotateNameWithState(name, state):
if state == 'unresponsive':
return '>%s<' % name
elif state == 'terminated':
return '(%s)' % name
elif state == 'failed':
return '!%s!' % name
elif state == 'pending':
return '^%s^' % name
else:
return name
try:
clusters = cluster.listClusters(host)
return [(annotateNameWithState(c['cluster_name'], c['state']),
len(c['exec_nodes'] + c['data_nodes'])) for c in clusters]
except Exception, err:
print err
return []
