Do not try to access the GW if it is not necessary

[can-benchmark.git] / gw-tests / lib.sh

diff --git a/gw-tests/lib.sh b/gw-tests/lib.sh
index a67a46eeb38148782984aa5797c3c3e5f9ca1ed7..fc12adea2c2dbd639b48f23aadf6919a4251ea81 100644 (file)
--- a/gw-tests/lib.sh
+++ b/gw-tests/lib.sh
@@ -33,6 +33,8 @@ PATH=$PWD/../_compiled/bin/:$PATH
 sshgw() {
     local socket="$HOME/.ssh/cangw-connection"
 
+    if [[ "$NO_GW_NEEDED" ]]; then return; fi
+
     if [[ ! -S $socket ]] || ! ssh -x -a -S $socket root@192.168.2.3 true; then
        # Create master connection to speed up subsequenct command.
        ssh -N -f -M -S $socket root@192.168.2.3 >/dev/null 2>&1
@@ -111,25 +113,31 @@ _measure() {
     # Kill load generators left possibly from the past runs
     killall -q ping || :
     killall -q latester || :
-    sshgw 'killall -q hackbench || :'
-    # Set can interfaces up
-    sshgw 'for i in 0 1; do ip link show dev can$i|grep -q UP || ip link set can$i up type can bitrate 1000000; done'
-    # Delete all vcan interfaces
-    sshgw 'for dev in $(ip l|grep -o vcan[^:]\\+); do ip link del dev $dev; done'
-    # Reset priorities
-    sshgw 'if pid=`pidof irq/145-can0`; then chrt -p -f 50 $pid > /dev/null; fi'
-    sshgw 'if pid=`pidof irq/146-can1`; then chrt -p -f 50 $pid > /dev/null; fi'
-    sshgw 'if pid=`pidof sirq-net-rx/0`; then chrt -p -f 49 $pid > /dev/null; fi'
-    sshgw 'if pid=`pidof sirq-net-tx/0`; then chrt -p -f 49 $pid > /dev/null; fi'
-    # Set the length of qdisc queue to avoid ENOBUFS errors
-    ifconfig can0 txqueuelen 200
-    ifconfig can1 txqueuelen 200
-    cleanupgw
-
-    type prepare >/dev/null 2>&1 && prepare || :
-    start_load
+    if [[ ! "$NO_GW_NEEDED" ]]; then
+       sshgw 'killall -q hackbench || :'
+       # Set can interfaces up
+       sshgw 'for i in 0 1; do ip link show dev can$i|grep -q UP || ip link set can$i up type can bitrate 1000000; done'
+       # Delete all vcan interfaces
+       sshgw 'for dev in $(ip l|grep -o vcan[^:]\\+); do ip link del dev $dev; done'
+       # Reset priorities
+       sshgw 'if pid=`pidof irq/145-can0`; then chrt -p -f 50 $pid > /dev/null; fi'
+       sshgw 'if pid=`pidof irq/146-can1`; then chrt -p -f 50 $pid > /dev/null; fi'
+       sshgw 'if pid=`pidof sirq-net-rx/0`; then chrt -p -f 49 $pid > /dev/null; fi'
+       sshgw 'if pid=`pidof sirq-net-tx/0`; then chrt -p -f 49 $pid > /dev/null; fi'
+       # Set the length of qdisc queue to avoid ENOBUFS errors
+       ifconfig can0 txqueuelen 200
+       ifconfig can1 txqueuelen 200
+       cleanupgw
+
+       type prepare >/dev/null 2>&1 && prepare || :
+       start_load
+    fi
+
     main
-    kill_load
+
+    if [[ ! "$NO_GW_NEEDED" ]]; then
+       kill_load
+    fi
 
     # Create a plot script at the end to signalize that the
     # measurement was successfully finished