def vm_utilization_rrd(host_ip,m_type=None):
"""
Handles periodic collection of VM and Host utilization data and updation of respective RRD file."""
logger.info("ENTERING RRD UPDATION/CREATION........on host: %s" % host_ip)
try:
rrd_logger.debug("Starting RRD Processing for Host: %s" % host_ip)
rrd_logger.debug(host_ip)
if is_pingable(host_ip):
if m_type is None:
update_rrd(host_ip)
else:
update_rrd(host_ip,m_type)
else:
rrd_logger.error("UNABLE TO UPDATE RRDs for host : %s" % host_ip)
except Exception as e:
rrd_logger.debug("ERROR OCCURED: %s" % e)
finally:
rrd_logger.debug("Completing RRD Processing for Host: %s" % host_ip)
logger.debug("EXITING RRD UPDATION/CREATION........on host: %s" % host_ip)
def vm_utilization_rrd(host_ip, m_type=None):
"""
Handles periodic collection of VM and Host utilization data and updates of
respective RRD file.
"""
logger.info("ENTERING RRD UPDATION/CREATION........on host: %s" % host_ip)
try:
rrd_logger.debug("Starting RRD Processing for Host: %s" % host_ip)
rrd_logger.debug(host_ip)
if is_pingable(host_ip):
update_rrd(host_ip, m_type)
else:
rrd_logger.error("UNABLE TO UPDATE RRDs for host : %s" % host_ip)
except Exception as e:
rrd_logger.debug("ERROR OCCURED: %s" % e)
finally:
rrd_logger.debug("Completing RRD Processing for Host: %s" % host_ip)
logger.debug("EXITING RRD UPDATION/CREATION........on host: %s" %
host_ip)
def collect_data_from_host(host_ip_list,host_name_list):
active_host_no=len(host_ip_list)
data=[]
indx_info=[]
indx_info.insert(0,'current')
indx_info.insert(1,'next')
indx_info.insert(2,'latency')
indx_info.insert(3,'throughput')
data.insert(0,indx_info)
for i in range(1,active_host_no+1):
host_ip=host_ip_list[i-1]
if is_pingable(host_ip):
for j in range(1,active_host_no+1):
next_host_ip=host_ip_list[j-1]
if is_pingable(next_host_ip):
row_info=[]
latency=get_latency_btw_hosts(next_host_ip,host_ip)
throughput=get_throughput_btw_hosts(next_host_ip,host_ip)
row_info.insert(0,str(i))
row_info.insert(1,str(j))
row_info.insert(2,latency)
row_info.insert(3,throughput)
data.insert(((active_host_no*(i-1))+j),row_info)
else :
logger.debug( "host is unreachable")
else :
logger.debug("host is unreachable")
file_path = os.path.join(get_context_path(), 'static/sigma/graph.tsv')
_file = open(file_path, 'w');
writer = csv.writer(_file, dialect="excel-tab")
for item in data:
writer.writerow(item)
