def is_cluster(cluster):
if cluster is not None:
csd = data_retrieval.get_cluster_server_dict()
if cluster not in csd:
return False
return True
return False
def run(self, dispatcher, tracker, domain):
csd = data_retrieval.get_cluster_server_dict()
total_production_capacity = 0
for key in csd:
cluster_info = data_retrieval.get_cluster_info(key)
total_production_capacity += int(cluster_info['total'])
dispatcher.utter_message('Hadoop Production Capacity: ' +
str(total_production_capacity))
return []
def run(self, dispatcher, tracker, domain):
# Find cluster with the least space available
csd = data_retrieval.get_cluster_server_dict()
fullest_cluster = ["tmp", -1.0]
for key in csd:
cluster_info = data_retrieval.get_cluster_info(key)
if cluster_info['percent_used'] > fullest_cluster[1]:
fullest_cluster = [str(key), cluster_info['percent_used']]
dispatcher.utter_message(fullest_cluster[0] +
' has the least space available with ' +
str(fullest_cluster[1]) + '% used.')
return []
def run(self, dispatcher, tracker, domain):
# Find cluster with the most space available
csd = data_retrieval.get_cluster_server_dict()
emptiest_cluster = ["tmp", -1.0]
for key in csd:
cluster_info = data_retrieval.get_cluster_info(key)
if cluster_info['percent_remaining'] > emptiest_cluster[1]:
emptiest_cluster = [
str(key), cluster_info['percent_remaining']
]
dispatcher.utter_message(emptiest_cluster[0] +
' has the most space available with ' +
str(emptiest_cluster[1]) + '% free.')
return []
def run(self, dispatcher, tracker, domain):
# Check healthiness of all clusters
csd = data_retrieval.get_cluster_server_dict()
safe_mode_clusters = []
warning_clusters = []
for key in csd:
cluster_info = data_retrieval.get_cluster_info(key)
if cluster_info['safe_mode']:
safe_mode_clusters.append(key)
if (cluster_info['percent_used'] >= 70.0
or cluster_info['num_missing_blocks'] > 0
or cluster_info['dead_nodes']
or cluster_info['decom_nodes']
or cluster_info['corrupt_files']):
warning_clusters.append(key)
# Health responses
if not safe_mode_clusters:
dispatcher.utter_message('All clusters are healthy.')
else:
if len(safe_mode_clusters) == 1:
dispatcher.utter_message('1 cluster is unhealthy: ' +
safe_mode_clusters[0])
else:
safe_mode_clusters_str = ''
for cluster in safe_mode_clusters:
if cluster == safe_mode_clusters[-1]:
safe_mode_clusters_str += cluster
else:
safe_mode_clusters_str += cluster + ', '
dispatcher.utter_message(
str(len(safe_mode_clusters)) +
' clusters are unhealthy: ' + safe_mode_clusters_str)
# Warning responses
if len(warning_clusters) == 1:
dispatcher.utter_message('1 cluster has warnings: ' +
warning_clusters[0])
else:
warning_clusters_str = ''
for cluster in warning_clusters:
if cluster == warning_clusters[-1]:
warning_clusters_str += cluster
else:
warning_clusters_str += cluster + ', '
dispatcher.utter_message(
str(len(warning_clusters)) + ' clusters have warnings: ' +
warning_clusters_str)
return []