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使用expect實現ssh自動互動

#!/bin/sh
# /
exec expect -- "$0" ${1+"[email protected]"}
exp_version -exit 5.0
if {$argc!=2} {
send_user "usage: remote-exec command password/n"
send_user "Eg. remote-exec /"ssh [[email protected]][email protected][/email] ls//; echo done/" password/n"
send_user "or: remote-exec /"scp /local-file [[email protected]
:/remote-file%5C][email protected]:/remote-file/[/email]" password/n"
send_user "or: remote-exec /"scp [[email protected]:/remote-file][email protected]:/remote-file[/email] local-file/" password/n"
send_user "or: remote-exec /"rsync --rsh=ssh /local-file [[email protected]:/remote-file%5C][email protected]
:/remote-file/[/email]" password/n"
send_user "Caution: command should be quoted./n"
exit
}
set cmd [lindex $argv 0]
set password [lindex $argv 1]
eval spawn $cmd
set timeout 30
while {1} {
expect -re "Are you sure you want to continue connecting (yes/no)?" {
# First connect, no public key in ~/.ssh/known_hosts
send "yes/r"
} -re "assword:" {
# Already has public key in ~/.ssh/known_hosts
send "$password/r"
} -re "Permission denied, please try again." {
# Password not correct
exit
} -re "kB/s|MB/s" {
# User equivalence already established, no password is necessary
set timeout -1
} -re "file list ..." {
# rsync started
set timeout -1
} -re "bind: Address already in use" {
# For local or remote port forwarding
set timeout -1
} -re "Is a directory|No such file or directory" {
exit
} -re "Connection refused" {
exit
} timeout {
exit
} eof {
exit
}
}