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#!/usr/bin/env python2
import argparse
import json
import prettytable
import time
import sys
import signal
import os
TBPS = (1 * 1000 * 1000 * 1000 * 1000)
GBPS = (1 * 1000 * 1000 * 1000)
MBPS = (1 * 1000 * 1000)
KBPS = (1 * 1000)
G_JSON_PATH = '/var/run/mrzcpd/mrmonit.daemon'
G_APP_JSON_PATH = '/var/run/mrzcpd/mrmonit.app.%s'
TITLE_VECTOR = ['PhyRXFrame','PhyRXBits','PhyRXMissed','PhyRXError',
'PhyRXNoBUF','PhyTXFrame','PhyTXBits','PhyTXError',
'UsrRXDrops', 'UsrTXDrops']
TITLE_MAP = { 'PhyRXFrame' : 'ipackets',
'PhyRXBits' : 'ibytes',
'PhyRXMissed' : 'imissed',
'PhyRXError' : 'ierrors',
'PhyRXNoBUF' : 'rxnombuf',
'PhyTXFrame' : 'opackets',
'PhyTXBits' : 'obytes',
'PhyTXError' : 'oerrors',
'UsrRXDrops' : 'userrxdrop',
'UsrTXDrops' : 'usertxdrop'
}
def locate_vector_by_symbol(vector, symbol):
return [s for s in vector if s['symbol'] == symbol]
def list_all_phydev(json_fp):
return [ s['symbol'] for s in json_fp['device']]
def phydev_value_read(json_fp, str_device, str_item):
phydevs = locate_vector_by_symbol(json_fp['device'], str_device)
return phydevs[0]['stats']['accumulative'][str_item]
def phydev_speed_read(json_fp, str_device, str_item):
phydevs = locate_vector_by_symbol(json_fp['device'], str_device)
return phydevs[0]['stats']['speed'][str_item]
def app_stat_read(json_fp, item):
return json_fp["appstat"][item]
def app_json_load(appsym):
with open(G_APP_JSON_PATH % appsym) as json_fp:
return json.load(json_fp)
def trans_to_human_readable(value):
if value > TBPS:
return value * 1.0 / TBPS, 'T'
if value > GBPS:
return value * 1.0 / GBPS, 'G'
if value > MBPS:
return value * 1.0 / MBPS, 'M'
if value > KBPS:
return value * 1.0 / KBPS, 'K'
return value * 1.0, ' '
def dump_physical_devices(json_fp, phydev_user_list):
print("------------------------------------------------------------------------------------------------------------------------");
print(" Network Ports Statistics ");
print("------------------------------------------------------------------------------------------------------------------------");
for devsym in phydev_user_list:
print("Port %s" % devsym)
print("RX: packets%20lu | bytes:%20lu | dropped: %10lu | fps:%s | bps: %s" % \
(phydev_value_read(json_fp, devsym, 'ipackets'),
phydev_value_read(json_fp, devsym, 'ibytes'),
phydev_value_read(json_fp, devsym, 'imissed'),
"%7.2f%c" % trans_to_human_readable(phydev_speed_read(json_fp, devsym, 'ipackets')),
"%7.2f%c" % trans_to_human_readable(phydev_speed_read(json_fp, devsym, 'ibytes'))))
print("TX: packets%20lu | bytes:%20lu | dropped: %10lu | fps:%s | bps: %s" %
(phydev_value_read(json_fp, devsym, 'opackets'),
phydev_value_read(json_fp, devsym, 'obytes'),
phydev_value_read(json_fp, devsym, 'usertxdrop'),
"%7.2f%c" % trans_to_human_readable(phydev_speed_read(json_fp, devsym, 'opackets')),
"%7.2f%c" % trans_to_human_readable(phydev_speed_read(json_fp, devsym, 'obytes'))))
return
def dump_app_status(json_fp):
print("------------------------------------------------------------------------------------------------------------------------")
print(" Worker(Client Process) Statistics ")
print("------------------------------------------------------------------------------------------------------------------------")
nr_thread = len(app_stat_read(json_fp, 'packet_recv_count'))
for thread_id in range(nr_thread):
print("WORKER %2d | packets %20lu | bytes: %20lu | dropped: %12lu | runtime %7.2f" % \
(thread_id, app_stat_read(json_fp, 'packet_recv_count')[thread_id],
app_stat_read(json_fp, 'packet_recv_length')[thread_id],
app_stat_read(json_fp, 'packet_recv_drop')[thread_id] +
app_stat_read(json_fp, 'packet_send_drop')[thread_id], 0))
return
def dump_tail():
print("------------------------------------------------------------------------------------------------------------------------");
def setup_argv_parser(phydev_list):
parser = argparse.ArgumentParser(description='Marsio ZeroCopy Tools -- DLOGREADER',
version = 'Marsio ZeroCopy Tools Suite 4.1')
parser.add_argument('-t', '--time', help = 'interval, seconds to wait between updates',
type=int, default = 1)
parser.add_argument('-l', '--loop', help = 'print loop, exit when recv a signal',
action='store_true', default = 0)
parser.add_argument('--clear-screen', help = 'clear screen at start of loop',
action='store_true', default = 1)
parser.add_argument('-a', '--app', help = 'application symbol', type=str, default = 'sapp')
return parser.parse_args()
def phydev_json_load():
with open(G_JSON_PATH) as json_fp:
return json.load(json_fp)
def sigint_handler(handler, frame):
sys.exit(0)
def main():
signal.signal(signal.SIGINT, sigint_handler)
try:
json_fp = phydev_json_load()
phydev_list = list_all_phydev(json_fp)
r_option = setup_argv_parser(phydev_list)
while True:
if r_option.clear_screen:
os.system('clear')
json_fp = phydev_json_load()
dump_physical_devices(json_fp, phydev_list)
app_json_fp = app_json_load(r_option.app)
dump_app_status(app_json_fp)
dump_tail()
if not r_option.loop:
break
time.sleep(r_option.time)
except KeyboardInterrupt:
pass
except ValueError as err:
print(("%s, perhaps mrzcpd program is not running.") % str(err))
except IOError as err:
print(("%s, perhaps mrzcpd program is not running.") % str(err))
return 0
if __name__ == '__main__':
main()
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