when we meet testpmd or app start but link is not up.
we can loop up the interface to ensure link.
v2:
- add support interface list
Signed-off-by: Zhimin Huang <zhiminx.huang@intel.com>
---
framework/crb.py | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/framework/crb.py b/framework/crb.py
index bd4f565d..72d0d2f5 100755
--- a/framework/crb.py
+++ b/framework/crb.py
@@ -907,3 +907,33 @@ class Crb(object):
else:
self.logger.info("NIC %s may be not find %s" % (intf, flag))
return False
+
+ def check_interfaces_link(self, intf: (list, str), timeout=15):
+ """
+ loop to check port link status
+ """
+ if isinstance(intf, list):
+ for interface in intf:
+ for i in range(timeout):
+ out = self.send_expect("ethtool {} | tail -1 ".format(interface), "# ")
+ if 'Link detected: yes' not in out:
+ self.send_expect("ifconfig {} up".format(interface), "# ")
+ time.sleep(1)
+ else:
+ break
+ else:
+ self.logger.error("{} link is down".format(interface))
+ else:
+ return True
+ elif isinstance(intf, str):
+ for i in range(timeout):
+ out = self.send_expect("ethtool {} | tail -1 ".format(intf), "# ")
+ if 'Link detected: yes' not in out:
+ self.send_expect("ifconfig {} up".format(intf), "# ")
+ time.sleep(1)
+ else:
+ return True
+ self.logger.error("{} link is down".format(intf))
+ else:
+ raise Exception("unsupported param type, only accept list or str")
+ return False
--
2.17.1