{"id":64,"date":"2015-07-09T14:09:40","date_gmt":"2015-07-09T06:09:40","guid":{"rendered":"https:\/\/yanjingang.com\/blog\/?p=64"},"modified":"2016-01-07T14:09:56","modified_gmt":"2016-01-07T06:09:56","slug":"linux%e7%9a%84expect%e7%94%a8%e6%b3%95","status":"publish","type":"post","link":"https:\/\/yanjingang.com\/blog\/?p=64","title":{"rendered":"linux\u7684expect\u7528\u6cd5"},"content":{"rendered":"
1. \uff3b#!\/usr\/bin\/expect\uff3d<\/div>\n

\u8fd9\u4e00\u884c\u544a\u8bc9\u64cd\u4f5c\u7cfb\u7edf\u811a\u672c\u91cc\u7684\u4ee3\u7801\u4f7f\u7528\u90a3\u4e00\u4e2ashell\u6765\u6267\u884c\u3002\u8fd9\u91cc\u7684expect\u5176\u5b9e\u548clinux\u4e0b\u7684bash\u3001windows\u4e0b\u7684cmd\u662f\u4e00\u7c7b\u4e1c\u897f\u3002<\/p>\n

\u6ce8\u610f\uff1a\u8fd9\u4e00\u884c\u9700\u8981\u5728\u811a\u672c\u7684\u7b2c\u4e00\u884c\u3002<\/p>\n

2. \uff3bset timeout 30\uff3d<\/p>\n

\u57fa\u672c\u4e0a\u8ba4\u8bc6\u82f1\u6587\u7684\u90fd\u77e5\u9053\u8fd9\u662f\u8bbe\u7f6e\u8d85\u65f6\u65f6\u95f4\u7684\uff0c\u73b0\u5728\u4f60\u53ea\u8981\u8bb0\u4f4f\u4ed6\u7684\u8ba1\u65f6\u5355\u4f4d\u662f\uff1a\u79d2 \u00a0 \u3002timeout -1 \u4e3a\u6c38\u4e0d\u8d85\u65f6<\/p>\n

3. \uff3bspawn ssh -l username 192.168.1.1\uff3d<\/p>\n

spawn\u662f\u8fdb\u5165expect\u73af\u5883\u540e\u624d\u53ef\u4ee5\u6267\u884c\u7684expect\u5185\u90e8\u547d\u4ee4\uff0c\u5982\u679c\u6ca1\u6709\u88c5expect\u6216\u8005\u76f4\u63a5\u5728\u9ed8\u8ba4\u7684SHELL\u4e0b\u6267\u884c\u662f\u627e\u4e0d\u5230spawn\u547d\u4ee4\u7684\u3002\u6240\u4ee5\u4e0d\u8981\u7528 \u201cwhich spawn\u201c\u4e4b\u7c7b\u7684\u547d\u4ee4\u53bb\u627espawn\u547d\u4ee4\u3002\u597d\u6bd4windows\u91cc\u7684dir\u5c31\u662f\u4e00\u4e2a\u5185\u90e8\u547d\u4ee4\uff0c\u8fd9\u4e2a\u547d\u4ee4\u7531shell\u81ea\u5e26\uff0c\u4f60\u65e0\u6cd5\u627e\u5230\u4e00\u4e2adir.com \u6216 dir.exe \u7684\u53ef\u6267\u884c\u6587\u4ef6\u3002<\/p>\n

\u5b83\u4e3b\u8981\u7684\u529f\u80fd\u662f\u7ed9ssh\u8fd0\u884c\u8fdb\u7a0b\u52a0\u4e2a\u58f3\uff0c\u7528\u6765\u4f20\u9012\u4ea4\u4e92\u6307\u4ee4\u3002<\/p>\n

4. \uff3bexpect “password:”\uff3d<\/p>\n

\u8fd9\u91cc\u7684expect\u4e5f\u662fexpect\u7684\u4e00\u4e2a\u5185\u90e8\u547d\u4ee4\uff0c\u6709\u70b9\u6655\u5427\uff0cexpect\u7684shell\u547d\u4ee4\u548c\u5185\u90e8\u547d\u4ee4\u662f\u4e00\u6837\u7684\uff0c\u4f46\u4e0d\u662f\u4e00\u4e2a\u529f\u80fd\uff0c\u4e60\u60ef\u5c31\u597d\u4e86\u3002\u8fd9\u4e2a\u547d\u4ee4\u7684\u610f\u601d\u662f\u5224\u65ad\u4e0a\u6b21\u8f93\u51fa\u7ed3\u679c\u91cc\u662f\u5426\u5305\u542b\u201cpassword:\u201d\u7684\u5b57\u7b26\u4e32\uff0c\u5982\u679c\u6709\u5219\u7acb\u5373\u8fd4\u56de\uff0c\u5426\u5219\u5c31\u7b49\u5f85\u4e00\u6bb5\u65f6\u95f4\u540e\u8fd4\u56de\uff0c\u8fd9\u91cc\u7b49\u5f85\u65f6\u957f\u5c31\u662f\u524d\u9762\u8bbe\u7f6e\u768430\u79d2<\/p>\n

5. \uff3bsend “ispass\\r”\uff3d<\/p>\n

\u8fd9\u91cc\u5c31\u662f\u6267\u884c\u4ea4\u4e92\u52a8\u4f5c\uff0c\u4e0e\u624b\u5de5\u8f93\u5165\u5bc6\u7801\u7684\u52a8\u4f5c\u7b49\u6548\u3002<\/p>\n

\u6e29\u99a8\u63d0\u793a\uff1a \u547d\u4ee4\u5b57\u7b26\u4e32\u7ed3\u5c3e\u522b\u5fd8\u8bb0\u52a0\u4e0a\u201c\\r\u201d\uff0c\u5982\u679c\u51fa\u73b0\u5f02\u5e38\u7b49\u5f85\u7684\u72b6\u6001\u53ef\u4ee5\u6838\u67e5\u4e00\u4e0b\u3002<\/p>\n

6. \uff3binteract\uff3d<\/p>\n

\u6267\u884c\u5b8c\u6210\u540e\u4fdd\u6301\u4ea4\u4e92\u72b6\u6001\uff0c\u628a\u63a7\u5236\u6743\u4ea4\u7ed9\u63a7\u5236\u53f0\uff0c\u8fd9\u4e2a\u65f6\u5019\u5c31\u53ef\u4ee5\u624b\u5de5\u64cd\u4f5c\u4e86\u3002\u5982\u679c\u6ca1\u6709\u8fd9\u4e00\u53e5\u767b\u5f55\u5b8c\u6210\u540e\u4f1a\u9000\u51fa\uff0c\u800c\u4e0d\u662f\u7559\u5728\u8fdc\u7a0b\u7ec8\u7aef\u4e0a\u3002\u5982\u679c\u4f60\u53ea\u662f\u767b\u5f55\u8fc7\u53bb\u6267\u884c<\/p>\n

7.$argv \u53c2\u6570\u6570\u7ec4<\/p>\n

expect\u811a\u672c\u53ef\u4ee5\u63a5\u53d7\u4ecebash\u4f20\u9012\u8fc7\u6765\u7684\u53c2\u6570.\u53ef\u4ee5\u4f7f\u7528[lindex $argv n]\u83b7\u5f97\uff0cn\u4ece0\u5f00\u59cb\uff0c\u5206\u522b\u8868\u793a\u7b2c\u4e00\u4e2a,\u7b2c\u4e8c\u4e2a,\u7b2c\u4e09\u4e2a….\u53c2\u6570<\/p>\n

 <\/p>\n

\u4e0b\u9762\u7684expect\u811a\u672c\u7684\u4f8b\u5b50<\/p>\n

\u6267\u884c\u8fd9\u4e2a\u6587\u4ef6.\/launch.exp 1 2 3<\/p>\n

\u5c4f\u5e55\u4e0a\u5c31\u4f1a\u5206\u522b\u6253\u5370\u51fa\u53c2\u6570<\/p>\n

send_user\u7528\u6765\u53d1\u9001\u5185\u5bb9\u7ed9\u7528\u6237\u3002<\/p>\n

 <\/p>\n

\u53c2\u6570\u8fd0\u7528\u65b9\u9762\u8fd8\u6709\u5f88\u591a\u6280\u5de7<\/p>\n

\u6bd4\u5982$argc \u5b58\u50a8\u4e86\u53c2\u6570\u4e2a\u6570\uff0cargs\u88ab\u7ed3\u6784\u5316\u6210\u4e00\u4e2a\u5217\u8868\u5b58\u5728argv\u3002$argv0 \u88ab\u521d\u59cb\u5316\u4e3a\u811a\u672c\u540d\u5b57\u3002<\/p>\n

\u9664\u6b64\u4e4b\u5916\uff0c\u5982\u679c\u4f60\u5728\u7b2c\u4e00\u884c(#!\u90a3\u884c)\u4f7f\u7528-d (debug\u53c2\u6570)\uff0c\u53ef\u4ee5\u5728\u8fd0\u884c\u7684\u65f6\u5019\u8f93\u51fa\u4e00\u4e9b\u5f88\u6709\u7528\u7684\u4fe1\u606f<\/p>\n

\u6bd4\u5982\u4f60\u4f1a\u770b\u89c1<\/p>\n

 <\/p>\n

argv[0] = \/usr\/bin\/expect argv[1] = -d argv[2] = .\/launch.exp argv[3] = 1 argv[4] = 2 argv[5] = 3<\/p>\n

\u4f7f\u7528\u8fd9\u4e9b\u4e5f\u53ef\u4ee5\u5b8c\u6210\u53c2\u6570\u4f20\u9012<\/p>\n

8.<\/p>\n

expect\u7684\u547d\u4ee4\u884c\u53c2\u6570\u53c2\u8003\u4e86c\u8bed\u8a00\u7684\uff0c\u4e0ebash shell\u6709\u70b9\u4e0d\u4e00\u6837\u3002\u5176\u4e2d\uff0c$argc\u4e3a\u547d\u4ee4\u884c\u53c2\u6570\u7684\u4e2a\u6570\uff0c$argv0\u4e3a\u811a\u672c\u540d\u5b57\u672c\u8eab\uff0c$argv\u4e3a\u547d\u4ee4\u884c\u53c2\u6570\u3002[lrange $argv 0 0]\u8868\u793a\u7b2c1\u4e2a\u53c2\u6570\uff0c[lrange $argv 0 4]\u4e3a\u7b2c\u4e00\u4e2a\u5230\u7b2c\u4e94\u4e2a\u53c2\u6570\u3002\u4e0ec\u8bed\u8a00\u4e0d\u4e00\u6837\u7684\u5730\u65b9\u5728\u4e8e\uff0c$argv\u4e0d\u5305\u542b\u811a\u672c\u540d\u5b57\u672c\u8eab\u3002<\/p>\n

 <\/p>\n

9.<\/p>\n

exp_continue\u7684\u7528\u6cd5<\/p>\n

#!\/usr\/bin\/expect -f<\/p>\n

set ipaddr “localhost”<\/p>\n

set passwd “iforgot”<\/p>\n

spawn ssh root@$ipaddr \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0#spawn \u00a0 \u610f\u601d\u662f\u6267\u884c\u547d\u4ee4\uff0cexpect\u5185\u547d\u4ee4\uff0cshell\u4e2d\u4e0d\u5b58\u5728<\/p>\n

expect {<\/p>\n

“yes\/no” { send “yes\\r”; exp_continue}<\/p>\n

“password:” { send “$passwd\\r” }<\/p>\n

}<\/p>\n

expect “]# ”<\/p>\n

send “touch a.txt\\r” \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 #\u610f\u601d\u4e3a\u53d1\u9001\u547d\u4ee4<\/p>\n

send “exit\\r”<\/p>\n

expect eof<\/p>\n

exit<\/p>\n

 <\/p>\n

exp_continue\u53ef\u4ee5\u7ee7\u7eed\u6267\u884c\u4e0b\u9762\u7684\u5339\u914d\uff0c\u7b80\u5355\u4e86\u8bb8\u591a\u3002\u8fd8\u6709\u4e00\u70b9\uff0c\u8ba9\u6211\u8ba4\u8bc6\u5230\u5339\u914d\u4e0d\u89c1\u5f97\u8981\u5339\u914d\u6700\u540e\u51e0\u4e2a\u5b57\u7b26\u3002<\/p>\n

 <\/p>\n

10.\u62ff\u6765\u5c0f\u4f8b\u5b50<\/p>\n

\u8bbe\u7f6e\u53d8\u91cf \u00a0 \u00a0 set PASSWD \u00a0 abcd123<\/p>\n

#!\/usr\/bin\/expect -f<\/p>\n

# Expect script to supply root\/admin password for remote ssh server<\/p>\n

# and execute command.<\/p>\n

# This script needs three argument to(s) connect to remote server:<\/p>\n

# password = Password of remote UNIX server, for root user.<\/p>\n

# ipaddr = IP Addreess of remote UNIX server, no hostname<\/p>\n

# scriptname = Path to remote script which will execute on remote server<\/p>\n

# If you username and passwd has not pass the rsa trust, your login will fail.<\/p>\n

# Usage For example:<\/p>\n

# \u00a0.\/sshlogin.exp password 192.168.1.11 who<\/p>\n

# ————————————————————————<\/p>\n

# Copyright (c) 2004 nixCraft project <http:\/\/cyberciti.biz\/fb\/><\/a>;<\/p>\n

# This script is licensed under GNU GPL version 2.0 or above<\/p>\n

# ————————————————————————-<\/p>\n

# This script is part of nixCraft shell script collection (NSSC)<\/p>\n

# Visit http:\/\/bash.cyberciti.biz\/<\/a> for more information.<\/p>\n

# ———————————————————————-<\/p>\n

# set Variables<\/p>\n

set password [lrange $argv 0 0]<\/p>\n

set ipaddr [lrange $argv 1 1]<\/p>\n

set scriptname [lrange $argv 2 2]<\/p>\n

set arg1 [lrange $argv 3 3]<\/p>\n

set timeout -1<\/p>\n

# now connect to remote UNIX box (ipaddr) with given script to execute<\/p>\n

spawn ssh yourusername@$ipaddr $scriptname $arg1<\/p>\n

match_max 100000<\/p>\n

# Look for passwod prompt<\/p>\n

expect “*?assword:*”<\/p>\n

# Send password aka $password<\/p>\n

send — “$password\\r”<\/p>\n

# send blank line (\\r) to make sure we get back to gui<\/p>\n

send — “\\r”<\/p>\n

expect eof<\/p>\n

 <\/p>\n

==============================================================================<\/p>\n

 <\/p>\n

#!\/usr\/bin\/expect<\/p>\n

 <\/p>\n

# \u8bbe\u7f6e\u8d85\u65f6\u65f6\u95f4\u4e3a 60 \u79d2<\/p>\n

set timeout \u00a060<\/p>\n

# \u8bbe\u7f6e\u8981\u767b\u5f55\u7684\u4e3b\u673a IP \u5730\u5740<\/p>\n

set host 192.168.1.46<\/p>\n

# \u8bbe\u7f6e\u4ee5\u4ec0\u4e48\u540d\u5b57\u7684\u7528\u6237\u767b\u5f55<\/p>\n

set name root<\/p>\n

# \u8bbe\u7f6e\u7528\u6237\u540d\u7684\u767b\u5f55\u5bc6\u7801<\/p>\n

set password 123456<\/p>\n

 <\/p>\n

#spawn \u4e00\u4e2a ssh \u767b\u5f55\u8fdb\u7a0b<\/p>\n

spawn \u00a0ssh $host -l $name<\/p>\n

# \u7b49\u5f85\u54cd\u5e94\uff0c\u7b2c\u4e00\u6b21\u767b\u5f55\u5f80\u5f80\u4f1a\u63d0\u793a\u662f\u5426\u6c38\u4e45\u4fdd\u5b58 RSA \u5230\u672c\u673a\u7684 know hosts \u5217\u8868\u4e2d\uff1b\u7b49\u5230\u56de\u7b54\u540e\uff0c\u5728\u63d0\u793a\u8f93\u51fa\u5bc6\u7801\uff1b\u4e4b\u540e\u5c31\u76f4\u63a5\u63d0\u793a\u8f93\u5165\u5bc6\u7801<\/p>\n

expect {<\/p>\n

“(yes\/no)?” {<\/p>\n

send “yes\\n”<\/p>\n

expect “assword:”<\/p>\n

send “$pasword\\n”<\/p>\n

}<\/p>\n

“assword:” {<\/p>\n

send “$password\\n”<\/p>\n

}<\/p>\n

}<\/p>\n

expect “#”<\/p>\n

# \u4e0b\u9762\u6d4b\u8bd5\u662f\u5426\u767b\u5f55\u5230 $host<\/p>\n

send “uname\\n”<\/p>\n

expect “Linux”<\/p>\n

send_user \u00a0“Now you can do some operation on this terminal\\n”<\/p>\n

# \u8fd9\u91cc\u4f7f\u7528\u4e86 interact \u547d\u4ee4\uff0c\u4f7f\u6267\u884c\u5b8c\u7a0b\u5e8f\u540e\uff0c\u7528\u6237\u53ef\u4ee5\u5728 $host \u7ec8\u7aef\u8fdb\u884c\u4ea4\u4e92\u64cd\u4f5c\u3002<\/p>\n

Interact<\/p>\n

 <\/p>\n

 <\/p>\n

==============================================================================<\/p>\n

\u7528expect\u5b9e\u73b0ssh\u81ea\u52a8\u767b\u5f55\u5bf9\u670d\u52a1\u5668\u8fdb\u884c\u6279\u91cf\u7ba1\u7406<\/p>\n

 <\/p>\n

1.\u5b9e\u73b0ssh\u81ea\u52a8\u767b\u5f55\u5b8c\u6210\u4efb\u52a1\u7684expect\u811a\u672c<\/p>\n

#!\/usr\/bin\/expect -f<\/p>\n

set ipaddress [lindex $argv 0]<\/p>\n

set passwd [lindex $argv 1]<\/p>\n

set timeout 30<\/p>\n

spawn ssh shellqun@$ipaddress<\/p>\n

expect {<\/p>\n

“yes\/no” { send “yes\\r”;exp_continue }<\/p>\n

“password:” { send “$passwd\\r” }<\/p>\n

}<\/p>\n

expect “*from*”<\/p>\n

send “mkdir -p .\/tmp\/testfile\\r”<\/p>\n

#send “exit\\r”<\/p>\n

expect “#” \u00a0\u547d\u4ee4\u8fd0\u884c\u5b8c, \u4f60\u8981\u671f\u5f85\u4e00\u4e2a\u7ed3\u679c, \u7ed3\u679c\u5c31\u662f\u8fd4\u56deshell\u63d0\u793a\u7b26\u4e86(\u662f# \u6216\u8005$)<\/p>\n

#\u6700\u540e\u4e00\u53e5\u7b2c13\u884c\u7684\u89e3\u91ca\uff1a<\/p>\n

 <\/p>\n

\u5176\u5b9e\u5199\u6210 interact \u7684\u6700\u5927\u597d\u5904\u662f\u767b\u5f55\u540e\u4e0d\u4f1a\u9000\u51fa\uff0c\u800c\u4f1a\u4e00\u76f4\u4fdd\u6301\u4f1a\u8bdd\u8fde\u63a5\uff0c\u53ef\u4ee5\u540e\u7eed\u624b\u52a8\u5904\u7406\u5176\u5b83\u4efb\u52a1\uff0c\u8bf7\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u81ea\u884c\u9009\u62e9\u4e86\u3002<\/p>\n

 <\/p>\n

2.\u8c03\u7528login.exp\u5b8c\u6210\u6279\u91cf\u7ba1\u7406<\/p>\n

#!\/bin\/bash<\/p>\n

for i in `awk ‘{print $1}’ passwd.txt`<\/p>\n

do<\/p>\n

j=`awk -v I=”$i” ‘{if(I==$1)print $2}’ passwd.txt`<\/p>\n

expect \/root\/shell\/login.exp $i $j<\/p>\n

done<\/p>\n

 <\/p>\n

3.passwd.txt<\/p>\n

192.168.0.2 \u00a0password2<\/p>\n

192.168.0.3 \u00a0password3<\/p>\n

 <\/p>\n

13.<\/p>\n

expect {<\/p>\n

“?assword:” {<\/p>\n

#\u6b64\u5927\u62ec\u53f7\u5185\u662f\u9010\u6761\u6267\u884c\uff0c\u4e0d\u5b58\u5728if\u5173\u7cfb<\/p>\n

 <\/p>\n

send “$PASSWORD\\r”<\/p>\n

exp_continue<\/p>\n

}<\/p>\n

}<\/p>\n

\u6458\u81ea\uff1ahttp:\/\/www.cnblogs.com\/iloveyoucc\/archive\/2012\/05\/11\/2496433.html\u00a0<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

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