ofproto-dpif-xlate: Limit memory and time that translation can consume.

[sliver-openvswitch.git] / tests / ofproto-dpif.at

diff --git a/tests/ofproto-dpif.at b/tests/ofproto-dpif.at
index ea36020..bfb4bb3 100644 (file)
--- a/tests/ofproto-dpif.at
+++ b/tests/ofproto-dpif.at
@@ -2875,3 +2875,64 @@ unixctl_received           0.4/sec     0.033/sec        0.0047/sec   total: 17
 
 OVS_VSWITCHD_STOP
 AT_CLEANUP
+\f
+AT_BANNER([ofproto-dpif - flow translation resource limits])
+
+AT_SETUP([ofproto-dpif - infinite resubmit])
+OVS_VSWITCHD_START
+AT_CHECK([ovs-ofctl add-flow br0 actions=resubmit:1,resubmit:2,output:3])
+AT_CHECK([ovs-appctl ofproto/trace br0 'eth_dst=ff:ff:ff:ff:ff:ff'],
+  [0], [stdout])
+AT_CHECK([tail -1 stdout], [0], [Datapath actions: drop
+])
+AT_CHECK([grep -c 'resubmit actions recursed over 64 times' ovs-vswitchd.log],
+  [0], [1
+])
+OVS_VSWITCHD_STOP(["/resubmit actions recursed/d"])
+AT_CLEANUP
+
+AT_SETUP([ofproto-dpif - exponential resubmit chain])
+OVS_VSWITCHD_START
+ADD_OF_PORTS([br0], 1)
+(for i in `seq 1 64`; do
+     j=`expr $i + 1`
+     echo "in_port=$i, actions=resubmit:$j, resubmit:$j, local"
+ done
+ echo "in_port=65, actions=local") > flows
+ AT_CHECK([ovs-ofctl add-flows br0 flows])
+AT_CHECK([ovs-appctl ofproto/trace br0 'in_port=1'], [0], [stdout])
+AT_CHECK([grep -c 'over 4096 resubmit actions' ovs-vswitchd.log], [0], [1
+])
+OVS_VSWITCHD_STOP(["/over.*resubmit actions/d"])
+AT_CLEANUP
+
+AT_SETUP([ofproto-dpif - too many output actions])
+OVS_VSWITCHD_START
+ADD_OF_PORTS([br0], 1)
+(for i in `seq 1 12`; do
+     j=`expr $i + 1`
+     echo "in_port=$i, actions=resubmit:$j, resubmit:$j, local"
+ done
+ echo "in_port=13, actions=local,local,local,local,local,local,local,local") > flows
+ AT_CHECK([ovs-ofctl add-flows br0 flows])
+AT_CHECK([ovs-appctl ofproto/trace br0 'in_port=1'], [0], [stdout])
+AT_CHECK([grep -c 'resubmits yielded over 64 kB of actions' ovs-vswitchd.log], [0], [1
+])
+OVS_VSWITCHD_STOP(["/resubmits yielded over 64 kB of actions/d"])
+AT_CLEANUP
+
+AT_SETUP([ofproto-dpif - stack too deep])
+OVS_VSWITCHD_START
+ADD_OF_PORTS([br0], 1)
+(for i in `seq 1 12`; do
+     j=`expr $i + 1`
+     echo "in_port=$i, actions=resubmit:$j, resubmit:$j, local"
+ done
+ push="push:NXM_NX_REG0[[]]"
+ echo "in_port=13, actions=$push,$push,$push,$push,$push,$push,$push,$push") > flows
+ AT_CHECK([ovs-ofctl add-flows br0 flows])
+AT_CHECK([ovs-appctl ofproto/trace br0 'in_port=1'], [0], [stdout])
+AT_CHECK([grep -c 'resubmits yielded over 64 kB of stack' ovs-vswitchd.log], [0], [1
+])
+OVS_VSWITCHD_STOP(["/resubmits yielded over 64 kB of stack/d"])
+AT_CLEANUP