[dts] [PATCH V1] framework/pktgen_trex: check the port status before start transmission
Xie, WeiX
weix.xie at intel.com
Fri Jun 5 09:46:38 CEST 2020
Tested-by: Xie,WeiX < weix.xie at intel.com>
Regards,
Xie Wei
-----Original Message-----
From: Ma, LihongX
Sent: Thursday, June 4, 2020 9:26 AM
To: dts at dpdk.org; Xie, WeiX <weix.xie at intel.com>
Cc: Ma, LihongX <lihongx.ma at intel.com>
Subject: [dts][PATCH V1] framework/pktgen_trex: check the port status before start transmission
Signed-off-by: lihong <lihongx.ma at intel.com>
---
framework/pktgen_trex.py | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/framework/pktgen_trex.py b/framework/pktgen_trex.py index 202c778..8da0c84 100644
--- a/framework/pktgen_trex.py
+++ b/framework/pktgen_trex.py
@@ -790,6 +790,21 @@ class TrexPacketGenerator(PacketGenerator):
rate_percent = "{0}%".format(options.get('rate') or
self._traffic_opt.get('rate') or
'100')
+ # check the link status before transmission
+ self.logger.info('check the trex port link status')
+ for port in self._traffic_ports:
+ try_times = 0
+ port_attr = self._conn.get_port_attr(port)
+ while try_times < 5:
+ self.logger.info(pformat(port_attr))
+ if 'link' in port_attr.keys() and port_attr['link'].lower() == 'down':
+ time.sleep(2)
+ try_times = try_times + 1
+ port_attr = self._conn.get_port_attr(port)
+ else:
+ break
+ if try_times == 5 and port_attr['link'].lower() == 'down':
+ self.logger.error('the port: %d link status is
+ down, the transmission can not work right' % port)
try:
# clear the stats before injecting
self._conn.clear_stats()
--
2.7.4
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