Docker容器重启脚本

erawrq

#!/bin/bash  

if [ -z $1 ]; then  
echo "Usage: c run <image name>:<version>"  
echo "       c stop <container name>"  
exit 1  
fi  

if [ -z $ETCD_HOST ]; then  
ETCD_HOST="192.168.2.98:4001"  
fi  

if [ -z $ETCD_PREFIX ]; then  
ETCD_PREFIX="app/servers"  
fi  

if [ -z $CPORT ]; then  
CPORT="80"  
fi
if [ -z $FORREST_IP ]; then  
FORREST_IP=`ifconfig eth0| grep "inet addr" | head -1 | cut -d : -f2 | awk '{print $1}'`  
fi
function launch_container {  
echo "Launching $1 on $FORREST_IP ..."
CONTAINER_ID=`docker run -d --dns 172.17.42.1 -P -v /data:/data -v /etc/httpd/conf:/etc/httpd/conf -v /etc/httpd/conf.d:/etc/httpd/conf.d -v /etc/localtime:/etc/localtime:ro $1 /bin/sh -c "/usr/bin/supervisord -c /etc/supervisord.conf"`  
PORT=`docker inspect $CONTAINER_ID|grep "\"Ports\"" -A 50|grep "\"$CPORT/tcp\"" -A 3| grep HostPort|cut -d '"' -f4|head -1`  
NAME=`docker inspect $CONTAINER_ID | grep Name | cut -d '"' -f4 | sed "s/\///g"|sed -n 2p`
echo "Announcing to $ETCD_HOST..."  
curl -XPUT "http://$ETCD_HOST/v2/keys/$ETCD_PREFIX/$NAME" -d value="$FORREST_IP:$PORT"
echo "$1 running on Port $PORT with name $NAME"  
}
function stop_container {  
echo "Stopping $1..."  
CONTAINER_ID=`docker ps -a| grep $1 | awk '{print $1}'`  
echo "Found container $CONTAINER_ID"  
docker stop $CONTAINER_ID  
echo http://$ETCD_HOST/v2/keys/$ETCD_PREFIX/$1  
curl -XDELETE http://$ETCD_HOST/v2/keys/$ETCD_PREFIX/$1 &> /dev/null  
echo "Stopped."  
}  

if [ $1 = "run" ]; then  
launch_container $2  
else  
stop_container $2  
fi