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ZooKeeper: Initially try to connect to one of the given servers

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Björn Busse 2019-09-17 21:51:02 +02:00
parent 5899961e98
commit 1d70df9e47
1 changed files with 11 additions and 1 deletions
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hbase-exporter
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@ -69,6 +69,9 @@ prom_hbase_healthy = Gauge('hbase_healthy', 'HBase is up and running, a master i
prom_hbase_num_regionservers_live = Gauge('hbase_regionservers_live', 'HBase Live Regionservers') prom_hbase_num_regionservers_live = Gauge('hbase_regionservers_live', 'HBase Live Regionservers')
prom_hbase_num_regionservers_dead = Gauge('hbase_regionservers_dead', 'HBase Dead Regionservers') prom_hbase_num_regionservers_dead = Gauge('hbase_regionservers_dead', 'HBase Dead Regionservers')
prom_hbase_num_clusterrequests = Gauge('hbase_clusterrequests', 'HBase Clusterrequests') prom_hbase_num_clusterrequests = Gauge('hbase_clusterrequests', 'HBase Clusterrequests')
prom_zookeeper_num = Gauge('zookeeper_num', 'Known ZooKeeper Servers')
prom_zookeeper_num_live = Gauge('zookeeper_num_live', 'Live ZooKeeper Servers')
prom_zookeeper_num_dead = Gauge('zookeeper_num_dead', 'Dead ZooKeeper Servers')
# HDFS/HBase # HDFS/HBase
hdfs_config_file = "/etc/hadoop/conf/hdfs-site.xml" hdfs_config_file = "/etc/hadoop/conf/hdfs-site.xml"
@ -490,6 +493,9 @@ if __name__ == '__main__':
hdfs_namenodes = args.hdfs_namenode hdfs_namenodes = args.hdfs_namenode
del locals()['args'] del locals()['args']
nzookeeper_server = len(zookeeper_server)
prom_zookeeper_num.set(nzookeeper_server)
# Optional File Logging # Optional File Logging
if 'logfile' is not None: if 'logfile' is not None:
tlog = logfile.rsplit('/', 1) tlog = logfile.rsplit('/', 1)
@ -533,17 +539,21 @@ if __name__ == '__main__':
nruns = 0 nruns = 0
# Start a ZooKeeper client # Start a ZooKeeper client
# for each configured ZooKeeper server
r = False r = False
nzk = 0 nzk = 0
# Try to connect to one of the known servers
while not r: while not r:
for zk_address in zookeeper_server: for zk_address in zookeeper_server:
nzk += 1 nzk += 1
logging.info("ZooKeeper: Trying to connect to " logging.info("ZooKeeper: Trying to connect to "
+ zk_address + zk_address
+ ' (' + str(nzk) + '/' + str(len(zookeeper_server)) + ')') + ' (' + str(nzk) + '/' + str(nzookeeper_server) + ')')
r = zk.main(zk_address) r = zk.main(zk_address)
if r:
break
time.sleep(zk_reconnect_interval_s) time.sleep(zk_reconnect_interval_s)
if cluster_is_kerberized: if cluster_is_kerberized: