ssh批量互信脚本

#!/bin/sh
#date:2016-05-17
#wrinte:lxh

cat ./iplist.txt |grep -v "^$" >iplist.tmp
iplist=./iplist.tmp
nu=`cat $iplist |wc -l`

if [ $nu -eq 0 ];then
echo -e "33[31m列表为空！33[0m"
exit
fi

#if [ $# -ne 3 ]; then
# echo "Usage:"
# echo "$0 remoteUser remotePassword hostsFile"
# exit 1
#fi

SSH_DIR=~/.ssh
SCRIPT_PREFIX=./tmp
echo ===========================
# 1. prepare directory .ssh
mkdir $SSH_DIR
chmod 700 $SSH_DIR

# 2. generat ssh key
TMP_SCRIPT=$SCRIPT_PREFIX.sh
echo "#!/usr/bin/expect">$TMP_SCRIPT
echo "spawn ssh-keygen -b 1024 -t rsa">>$TMP_SCRIPT
echo "expect *key*">>$TMP_SCRIPT
echo "send ">>$TMP_SCRIPT
if [ -f $SSH_DIR/id_rsa ]; then
echo "expect *verwrite*">>$TMP_SCRIPT
echo "send y ">>$TMP_SCRIPT
fi
echo "expect *passphrase*">>$TMP_SCRIPT
echo "send ">>$TMP_SCRIPT
echo "expect *again:*">>$TMP_SCRIPT
echo "send ">>$TMP_SCRIPT
echo "interact">>$TMP_SCRIPT

chmod +x $TMP_SCRIPT

/usr/bin/expect $TMP_SCRIPT
rm $TMP_SCRIPT

# 3. generat file authorized_keys
cat $SSH_DIR/id_rsa.pub>>$SSH_DIR/authorized_keys

# 4. chmod 600 for file authorized_keys
chmod 600 $SSH_DIR/authorized_keys
echo ===========================
# 5. copy all files to other hosts
for i in `seq 1 $nu` ;do
ip=`sed "$i"p -n $iplist |awk '{print $1}' |sed s/[[:space:]]//g`
DEST_USER=`sed "$i"p -n $iplist |awk '{print $2}' |sed s/[[:space:]]//g`
PASSWORD=`sed "$i"p -n $iplist |awk '{print $3}' |sed s/[[:space:]]//g`

if [ "x$ip" != "x" ]; then
echo -------------------------
TMP_SCRIPT=${SCRIPT_PREFIX}.$ip.sh
# check known_hosts
val=`ssh-keygen -F $ip`
if [ "x$val" == "x" ]; then
echo "$ip not in $SSH_DIR/known_hosts, need to add"
val=`ssh-keyscan $ip 2>/dev/null`
if [ "x$val" == "x" ]; then
echo "ssh-keyscan $ip failed!"
else
echo $val>>$SSH_DIR/known_hosts
fi
fi
echo "copy $SSH_DIR to $ip"

echo "#!/usr/bin/expect">$TMP_SCRIPT
echo "spawn scp -r $SSH_DIR $DEST_USER@$ip:~/">>$TMP_SCRIPT
echo "expect *assword*">>$TMP_SCRIPT
echo "send $PASSWORD ">>$TMP_SCRIPT
echo "interact">>$TMP_SCRIPT

chmod +x $TMP_SCRIPT
#echo "/usr/bin/expect $TMP_SCRIPT" >$TMP_SCRIPT.do
#sh $TMP_SCRIPT.do&

/usr/bin/expect $TMP_SCRIPT
rm $TMP_SCRIPT
echo "copy done."
fi
done
rm $iplist
echo done.