tests: add bgp4v2 MIB traps test

Signed-off-by: Francois Dumontet <[email protected]>

tests/topotests/bgp_snmp_bgp4v2mib/test_bgp_snmp_bgp4v2mib.py

@@ -205,7 +205,7 @@ def _snmpwalk_origin():
         }
 
         # bgp4V2NlriOrigin
-        tgen.mininet_cli()
+        #tgen.mininet_cli()
         output, _ = snmp.walk(".1.3.6.1.3.5.1.1.9.1.9")
         logger.info(output)
         return output == expected
@@ -293,12 +293,20 @@ def _snmptrap_ipv6():
         snmptrapfile = "{}/{}/snmptrapd.log".format(r2.logdir, r2.name)
         outputfile = open(snmptrapfile).read()
         output = snmp.trap(outputfile)
-        logger.info(output)
         return output == expected
 
+    snmptrapfile = "{}/{}/snmptrapd.log".format(r2.logdir, r2.name)
+    trap_file = open(snmptrapfile, "w")
+    trap_file.truncate(0)
+    trap_file.close()
+    topotest.sleep(1)
+    r2.vtysh_cmd("conf\nbgp snmp traps bgp4-mibv2")
+    r2.vtysh_cmd("conf\nno bgp snmp traps rfc4273")
+    topotest.sleep(1)
     r1.vtysh_cmd("clear bgp *")
-    _, result = topotest.run_and_expect(_snmptrap_ipv4, True, count=15, wait=2)
-    assertmsg = "Can't fetch SNMP trap for ipv4"
+    topotest.sleep(1)
+    _, result = topotest.run_and_expect(_snmptrap_ipv6, True, count=2, wait=10)
+    assertmsg = "Can't fetch SNMP trap for ipv6"
     assert result, assertmsg