def getReplicaLags(param=None):
item_name = 'POSTGRES_REPLICA_LAG'
status = []
perfdata = '-'
output = ''
if param != None:
warning = int(param['warning'])
critical = int(param['critical'])
query = "SELECT pg_current_xlog_location() "
dbname = param.get('dbname')[0]
hosts = param['host']
ports = param['port']
if len(hosts) > len(ports):
ports = ports * len(hosts)
master = sql.getSQLResult(
{
'host': hosts[0],
'port': ports[0],
'dbname': dbname,
'user': param['user'],
'password': param['password']
}, query)
if master[0] == None:
return '2' + ' ' + item_name + ' ' + '-' + ' ' + str(master[1])
counter = 1
for rep_host in hosts[1:]:
query = "SELECT pg_last_xlog_replay_location()"
replica = sql.getSQLResult ( {'host': rep_host , 'port' : ports[counter], 'dbname': dbname \
, 'user' : param['user'] ,'password' : param['password'] } ,query )
if replica[0] == 0:
wal_lag = hexa.computeMegaByteDiff(master[1], replica[1]) / 16
elif replica[0] == None:
wal_lag = -1
if perfdata == '-':
perfdata = perf.getPerfStm(rep_host, wal_lag, warning,
str(critical))
output = 'replica on {0:s} lags behind master {1:s} by a total of {2:s} WALs.'\
.format( rep_host , hosts[0] , str(wal_lag) )
elif perfdata != '-':
perfdata = perfdata + '|' + perf.getPerfStm(
rep_host, wal_lag, warning, str(critical))
output = output + ';\n replica on {0:s} lags behind master {1:s} by a total of {2:s} WALs'\
.format( rep_host , hosts[0] , str(wal_lag) )
if wal_lag != -1:
status.append(st.getStatus(wal_lag, warning, critical))
elif wal_lag == -1:
status.append(2)
counter += 1
status.sort(reverse=True)
output = output + '\n NOTE: a -1 lag value means the replica is not available !!!'
return str(
status[0]) + ' ' + item_name + ' ' + str(perfdata) + ' ' + output
def getReplicaLags( param=None ) :
item_name = 'POSTGRES_REPLICA_LAG'
status = []
perfdata = '-'
output = ''
if param != None :
warning = int( param['warning'] )
critical = int( param['critical'] )
query = "SELECT pg_current_xlog_location() "
dbname = param.get('dbname')[0]
hosts = param['host']
ports = param['port']
if len(hosts) > len(ports) :
ports = ports * len(hosts)
master = sql.getSQLResult ( {'host': hosts[0] , 'port' : ports[0], 'dbname': dbname, 'user' : param['user'] ,'password' : param['password'] } ,query )
if master[0] == None :
return '2' + ' ' + item_name + ' ' + '-' + ' ' + str(master[1])
counter = 1
for rep_host in hosts[1:] :
query = "SELECT pg_last_xlog_replay_location()"
replica = sql.getSQLResult ( {'host': rep_host , 'port' : ports[counter], 'dbname': dbname \
, 'user' : param['user'] ,'password' : param['password'] } ,query )
if replica[0] == 0 :
wal_lag = hexa.computeMegaByteDiff ( master[1] , replica[1] ) / 16
elif replica[0] == None :
wal_lag = -1
if perfdata == '-' :
perfdata = perf.getPerfStm (rep_host , wal_lag ,warning,str(critical))
output = 'replica on {0:s} lags behind master {1:s} by a total of {2:s} WALs.'\
.format( rep_host , hosts[0] , str(wal_lag) )
elif perfdata != '-' :
perfdata = perfdata + '|' + perf.getPerfStm (rep_host , wal_lag ,warning,str(critical))
output = output + ';\n replica on {0:s} lags behind master {1:s} by a total of {2:s} WALs'\
.format( rep_host , hosts[0] , str(wal_lag) )
if wal_lag != -1 :
status.append( st.getStatus( wal_lag , warning , critical ) )
elif wal_lag == -1 :
status.append(2)
counter += 1
status.sort(reverse=True)
output = output + '\n NOTE: a -1 lag value means the replica is not available !!!'
return str(status[0]) + ' ' + item_name + ' ' + str(perfdata) + ' ' + output
def getReplicaLags( param=None ) :
item_name = 'POSTGRES_REPLICA_LAG'
status = []
perfdata = '-'
output = ''
if param != None :
warning = int( param['warning'] )
critical = int( param['critical'] )
query = "SELECT pg_current_xlog_location() "
master_host = param['host'][0]
master = sql.getSQLResult ( {'host': master_host , 'port' : param['port'][0], 'dbname': param['dbname'], 'user' : param['user'] ,'password' : param['password'] } ,query )
if master[0] == None :
return '2' + ' ' + item_name + ' ' + '-' + ' ' + str(master[1])
counter = 1
for rep_host in param['host'][1:] :
replica = sql.getSQLResult ( {'host': rep_host , 'port' : param['port'][counter], 'dbname': param['dbname'] \
, 'user' : param['user'] ,'password' : param['password'] } ,query )
if replica[0] == 0 :
wal_lag = hexa.computeMegaByteDiff ( master[1] , replica[1] ) / 16
elif replica[0] == None :
wal_lag = -1
if perfdata == '-' :
perfdata = rep_host + '=' + str(wal_lag) + ';' + str(warning) + ';' + str(critical)
output = 'replica on {0:s} lags behind master {1:s} by a total of {2:s} WALs. NOTE: a -1 lag value means the replica is not available !!! '\
.format( rep_host , master_host , str(wal_lag) )
elif perfdata != '-' :
perfdata = perfdata + '|' + rep_host + '=' + str(wal_lag) + ';' + str(warning) + ';' + str(critical)
output = output + ';replica on {0:s} lags behind master {1:s} by a total of {2:s} WALs. NOTE: a -1 lag value means the replica is not available !!!'\
.format( rep_host , master_host , str(wal_lag) )
if wal_lag != -1 :
status.append( st.getStatus( wal_lag , warning , critical ) )
elif wal_lag == -1 :
status.append(2)
counter += 1
status.sort(reverse=True)
return str(status[0]) + ' ' + item_name + ' ' + str(perfdata) + ' ' + output
