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| #!/bin/sh | |
| # | |
| # ping-via-gateway.sh [Destination IP Address] [Default Gateway IP Address] [Output Interface Name] | |
| # | |
| SRC_IP= | |
| DST_IP=$1 | |
| DEFAULT_GW=$2 | |
| OUT_INF=$3 | |
| PING_CNT=2 | |
| PING_TIMEOUT=5 | |
| usage() { | |
| echo "ping-via-gateway.sh [Destination IP Address] [Default Gateway IP Address] [Output Interface Name]" | |
| } | |
| if [ $# -ne 3 ]; then | |
| usage | |
| exit 1 | |
| fi | |
| SRC_IP=$(ifconfig $OUT_INF | grep 'inet addr:' | cut -d: -f2 | awk '{ print $1}') | |
| ip route add $DST_IP via $DEFAULT_GW src $SRC_IP dev $OUT_INF | |
| ping -I $OUT_INF -c $PING_CNT -W $PING_TIMEOUT $DST_IP | |
| ret=$? | |
| ip route del $DST_IP via $DEFAULT_GW src $SRC_IP dev $OUT_INF | |
| exit $ret |
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