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我想寫我的第一個期望的腳本,將新語言推到遠程文件。貓文件到遠程系統使用期望
這是我至今未真正的工作:
#!/usr/bin/expect
set fid1 [open ./hosts.list r]
set hosts [read -nonewline $fid1]
close $fid1
set banner_cmd "cat > /tmp/new_sshd_banner << EOF
<New Language Goes Here>
EOF"
send "\n"
stty -echo
send_user "Enter password for remote sudo: "
expect_user -re "(.*)\n"
stty echo
set pass $expect_out(1,string)
send "\n"
foreach host [split $hosts "\n"] {
eval spawn "/usr/bin/ssh $host"
expect {
-re "RSA key fingerprint" {send "yes\r"}
timeout {puts "Host is known"}
}
expect "$host"
send "sudo mv /etc/file /etc/file.orig"
expect "assword"
send $pass
expect "$host"
send "sudo $file_cmd"
expect "$host"
send "sudo mv /tmp/file /etc/file
}
當它運行時,這是我所看到的:
opensuse @ 15:10 ~/bin> ./fix_file.exp
Enter password for remote sudo:
spawn /usr/bin/ssh server
<New Language Goes Here>
Last login: Fri Aug 31 19:52:45 2012 from 10.152.81.105
[[email protected] ~]$ Host is known
sudo cat > /tmp/new_file << EOF
>
>
> <New Language Goes Here>
>
> EOFsudo mv /etc/file /etc/filePASSWORD*missing "
while executing
"send "sudo mv /tmp/file /etc/file
"
("foreach" body line 17)
invoked from within
"foreach host [split $hosts "\n"] {
eval spawn "/usr/bin/ssh $host"
expect {
-re "RSA key fingerprint" {send "yes\r"}
timeout {puts "Host i..."
(file "./fix_file.exp" line 45)
一件事,是不是很明顯是它將從用戶獲得的密碼粘貼到mv命令的輸出中。
我在哪裏出錯了?
Cripes我怎麼錯過/捂臉 – theillien
而現在,這是?固定的,我可以看到它的其餘部分正在做什麼,例如將密碼附加到其中一個文件名,它實際上只是將send命令的參數回顯到屏幕。不幸的是,它實際上並沒有執行我正在嘗試的操作該語言沒有被輸入到文件中 – theillien
@theillien你可能會更好地在本地創建文件並執行spawn scp $ localfile $ {host}:/ tmp/new_sshd_banner來傳輸它(必要時用東西來處理密碼)。更普遍的是,我會寫一個過程來執行'send sudo ...',這樣你就可以處理_optional_的密碼請求,而不必每次都寫出完整的密碼。只調試一次是很好的。 :-) –