expect实现脚本中ssh密码输入

#!/usr/bin/expect


if { [llength $argv] < 4 } {
        puts "Usage: $argv0 ip user passwd port commands timeout"
        exit 1
}
match_max 600000
set ip [lindex $argv 0]
set user [lindex $argv 1]
set passwd [lindex $argv 2]
set port [lindex $argv 3]
set commands [lindex $argv 4]
set timeoutflag [lindex $argv 5]
set yesnoflag 0
set timeout $timeoutflag

for {} {1} {} {
# for is only used to retry when "Interrupted system call" occured
spawn /usr/bin/ssh -q -l$user -p$port $ip

expect  {
        "assword:" {
                send "$passwd\r"
                break;
        }

        "yes/no)?" {
                set yesnoflag 1
                send "yes\r"
                break;
        }

        "FATAL" {
                puts "\nCONNECTERROR: $ip occur FATAL ERROR!!!\n"
                exit 1
        }
        timeout {
                puts "\nCONNECTERROR: $ip Logon timeout!!!\n"
                exit 1
        }

        "No route to host" {
                puts "\nCONNECTERROR: $ip No route to host!!!\n"
                exit 1
        }

        "Connection Refused" {
                puts "\nCONNECTERROR: $ip Connection Refused!!!\n"
                exit 1
        }

        "Connection refused" {
                puts "\nCONNECTERROR: $ip Connection Refused!!!\n"
                exit 1
        }

        "Host key verification failed" {
                puts "\nCONNECTERROR: $ip Host key verification failed!!!\n"
                exit 1
        }

        "Illegal host key" {
                puts "\nCONNECTERROR: $ip Illegal host key!!!\n"
                exit 1
        }

        "Connection Timed Out" {
                puts "\nCONNECTERROR: $ip Logon timeout!!!\n"
                exit 1
        }

        "Interrupted system call" {
                puts "\n$ip Interrupted system call!!!\n"
        }
}
}

if { $yesnoflag == 1 } {
        expect {
                "assword:" {
                        send "$passwd\r"
                }


                "yes/no)?" {
                        set yesnoflag 2
                        send "yes\r"
                }
        }
}

if { $yesnoflag == 2 } {
        expect {
                "assword:" {
                        send "$passwd\r"
                }
        }
}

expect {
        "#" {send "$commands \r"}
        ">" {send "$commands \r"}
        "$" {send "$commands \r"}
        "assword:" {
                send "$passwd\r"
                puts "\nPASSWORDERROR: $ip Password error!!!\n"
                exit 1
        }
}

expect {
        "#" {send "sleep 1 \r"}
        ">" {send "sleep 1 \r"}
        "$" {send "sleep 1 \r"}
}

expect {
        "#" {send "exit\r"}
        ">" {send "exit\r"}
        "$" {send "exit\r"}
}

expect eof {
        puts "OK_SSH: $ip\n"
        exit 0;
}

[root@mydb1 home]# cat ndbstop.sh 
#!/bin/bash
#mysql节点
mgmip1=192.168.1.91
mgmip2=192.168.1.94
ndbip1=192.168.1.91
ndbip2=192.168.1.94
mysqlip1=192.168.1.91
mysqlip2=192.168.1.94
#管理节点启动
#mgmstart="ndb_mgmd -f /var/lib/mysql-cluster/config.ini --initial"
sqlstop="service mysql stop"
mgmstop='ndb_mgm -e shutdown'
echo $mgmstop
/home/test.exp $mgmip1 root root001 22 "${mgmstop}" 10 
/home/test.exp $mgmip2 root root001 22 "${mgmstop}" 10 
#/home/test.exp $mgmip1 root root001 22 $ndbmtd 20
#/home/test.exp $mgmip2 root root001 22 $ndbmtd 20
/home/test.exp $mgmip1 root root001 22 "${sqlstop}" 20
/home/test.exp $mgmip2 root root001 22 "${sqlstop}" 20