mininet/util/m at devel/bind · thurday/mininet

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#!/bin/bash
# Attach to a Mininet host and run a command
if [ -z $1 ]; then
  echo "usage: $0 host cmd [args...]"
pid=`ps ax | grep "mininet:$host$" | grep bash | awk '{print $1};'`
if echo $pid | grep -q ' '; then
  echo "Error: found multiple mininet:$host processes"
if [ "$pid" == "" ]; then
  echo "Could not find Mininet host $host"
if [ -z $2 ]; then
  cmd='bash'
cgroup=/sys/fs/cgroup/cpu/$host
if [ -d "$cgroup" ]; then
  cg="-g $host"
# Check whether host should be running in a chroot dir
rootdir="/var/run/mn/$host/root"
if [ -d $rootdir ]; then
    cmd="'cd `pwd`; exec $cmd'"
    cmd="chroot $rootdir bash -c $cmd"
cmd="exec sudo mnexec -a $pid $cg $cmd"

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