SSHD密钥登录脚本

SSHD密钥登录脚本

batch_ssh_non_pwd_login.sh

# !/bin/bash
SERVERS="master01"
PASSWORD="123456"

for SERVER in $SERVERS
do
	yum -y install expect
#	apt-get -y install expect
	# 批量创建文件夹
	echo 'no this dir and then will create it.'
	expect -c "set timeout -1;
		spawn ssh root@$SERVER mkdir -p /root/bin/ssh
	expect {
		*password:* {send -- $PASSWORD\r;exp_continue;}
		*(yes/no)* {send -- yes\r;exp_continue;}
		eof         {exit 0;}
	}"
	expect -c "set timeout -1;
		spawn scp ./ssh_non_pwd_login.sh $SERVER:/root/bin/ssh
	expect {
		*password:* {send -- $PASSWORD\r;exp_continue;}
		*(yes/no)* {send -- yes\r;exp_continue;}
		eof         {exit 0;}
	}"
	expect -c "set timeout -1;
		spawn ssh root@$SERVER /root/bin/ssh/ssh_non_pwd_login.sh
	expect {
		*password:* {send -- $PASSWORD\r;exp_continue;}
		*(yes/no)* {send -- yes\r;exp_continue;}
		eof         {exit 0;}
	}"
done

ssh_non_pwd_login.sh

# !/bin/bash
SERVERS="node1 node2"
PASSWORD=123456
auto_gen_ssh_key() {
    	expect -c "set timeout -1;
    	spawn ssh-keygen;
	expect {
	    *(/root/.ssh/id_rsa)* {send -- \r;exp_continue;}
		*passphrase)* {send -- \r;exp_continue;}
		*again*	{send -- \r;exp_continue;}
		0*(y/n)* {send -- y\r;exp_continue;}
		*password:* {send -- $PASSWORD\r;exp_continue;}
		eof         {exit 0;}
	}";
}

auto_ssh_copy_id() {
	expect -c "set timeout -1;
    	spawn ssh-copy-id -i /root/.ssh/id_rsa.pub $1;
	expect {
	    *(yes/no)*  {send -- yes\r;exp_continue;}
	    *password:* {send -- $2\r;exp_continue;}
	    eof         {exit 0;}
	}";
}

auto_copy_id_to_all() {
    for SERVER in $SERVERS
    do
         auto_ssh_copy_id $SERVER $PASSWORD
    done
}
#apt-get -y install expect
yum -y install expect
auto_gen_ssh_key
auto_copy_id_to_all