planetlab/scripts/del_bridge

   1 #!/bin/bash
   2
   3 function error
   4 {
   5         echo $1 >&2
   6         exit 1
   7 }
   8
   9 function is_switch_running
  10 {
  11         ovs-appctl version >/dev/null 2>&1
  12 }
  13
  14 if [ -z "$1" ]; then
  15         error "Usage: ${0##*/} <bridge name>"
  16 fi
  17
  18 # ensure ovs-vswitchd is running
  19 if ! is_switch_running; then
  20         echo "ovs-vswitchd not runnig" >&2
  21         exit 1
  22 fi
  23
  24 if ovs-vsctl bridge-exists "$1"; then
  25         ovs-vsctl del-br $1
  26 fi