diff options
Diffstat (limited to 'vnfs/vLBMS/scripts/run_streams_dns.sh')
| -rw-r--r-- | vnfs/vLBMS/scripts/run_streams_dns.sh | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/vnfs/vLBMS/scripts/run_streams_dns.sh b/vnfs/vLBMS/scripts/run_streams_dns.sh new file mode 100644 index 00000000..86f97b2e --- /dev/null +++ b/vnfs/vLBMS/scripts/run_streams_dns.sh @@ -0,0 +1,51 @@ +#!/bin/bash + +#Disable all the running streams +vppctl packet-gen disable + +#Initial configuration: run only two streams +vppctl packet-gen enable-stream dns1 +vppctl packet-gen enable-stream dns2 + +sleep 180 + +#Rehash port numbers and re-run five streams every minute +while true; do + vppctl packet-gen disable + vppctl pac del dns1 + vppctl pac del dns2 + vppctl pac del dns3 + vppctl pac del dns4 + vppctl pac del dns5 + + #Update destination (vLB) IP + VLB_IPADDR=$(cat /opt/config/vlb_ipaddr.txt) + IPADDR1=$(cat /opt/config/local_private_ipaddr.txt) + sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns1 + sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns2 + sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns3 + sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns4 + sed -i -e "0,/UDP/ s/UDP:.*/UDP: "$IPADDR1" -> "$VLB_IPADDR"/" /opt/dns_streams/stream_dns5 + + #Update source ports (make them random) + sed -i -e "s/.*-> 53.*/ UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns1 + sed -i -e "s/.*-> 53.*/ UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns2 + sed -i -e "s/.*-> 53.*/ UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns3 + sed -i -e "s/.*-> 53.*/ UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns4 + sed -i -e "s/.*-> 53.*/ UDP: $RANDOM -> 53/" /opt/dns_streams/stream_dns5 + + vppctl exec /opt/dns_streams/stream_dns1 + vppctl exec /opt/dns_streams/stream_dns2 + vppctl exec /opt/dns_streams/stream_dns3 + vppctl exec /opt/dns_streams/stream_dns4 + vppctl exec /opt/dns_streams/stream_dns5 + + #Resume stream execution + vppctl packet-gen enable-stream dns1 + vppctl packet-gen enable-stream dns2 + vppctl packet-gen enable-stream dns3 + vppctl packet-gen enable-stream dns4 + vppctl packet-gen enable-stream dns5 + + sleep 60 +done |