我正在尝试通过网页连接到远程linux机器,提交命令并在网页上查看其输出。
这就是我到目前为止所做的事情(在每个步骤之后我回复文本,这样我就可以跟进代码可以到达的地方)
如果从网页上删除,代码就会达到“2. phpseclib included \ n”
如果我在终端上运行此代码,它就到了终点!
<html>
<body>
TEST <br/>
<?php
echo "1. start\n";
define('NET_SSH2_LOGGING', 2);
set_include_path(get_include_path() . PATH_SEPARATOR . 'phpseclib1.0.0');
include('Net/SSH2.php');
echo "2. phpseclib included\n";
$ssh = new Net_SSH2('HOSTNAME');
echo "3. after Net_SSH2\n";
if (!$ssh->login("USERNAME", "PASSWORD")) {
echo "4. login failed";
exit('Login Failed');
} else {
echo "4. login gained\n";
}
echo "5. after login\n";
if (!($stream = $ssh->exec("ls"))) {
echo "fail: unable to execute command\n";
} else {
echo $stream;
}
if (!($stream = $ssh->exec("> foo.txt"))) {
echo "fail: unable to execute command\n";
} else {
echo $stream;
}
echo $ssh->getLog();
echo "6. end of code\n";
?>
</body>
</html>
所以它似乎在连接到远程机器后停止显示消息?
如果真的可以这么做的话我会开始讨论吗?是不是因为安全问题?
我从这里安装了SSH2库:http://phpseclib.sourceforge.net/
另外,我使用了相同的代码但不使用include,我使用了require:
<html>
<body>
TEST <br/>
<?php
echo "1. start\n";
define('NET_SSH2_LOGGING', 2);
set_include_path(get_include_path() . PATH_SEPARATOR . 'phpseclib1.0.0');
require('Net/SSH2.php');
echo "2. phpseclib included\n";
$ssh = new Net_SSH2('HOST');
echo "3. after Net_SSH2\n";
if (!$ssh->login("USERNAME", "PASSWORD")) {
echo "4. login failed";
exit('Login Failed');
} else {
echo "4. login gained\n";
}
echo "5. after login\n";
if (!($stream = $ssh->exec("ls"))) {
echo "fail: unable to execute command\n";
} else {
echo $stream;
}
if (!($stream = $ssh->exec("> foo.txt"))) {
echo "fail: unable to execute command\n";
} else {
echo $stream;
}
echo $ssh->getLog();
echo "6. end of code\n";
?>
</body>
</html>
解决: 通过PEAR安装库
答案 0 :(得分:1)
这一行是问题
set_include_path(get_include_path()。get_include_path()。&#39; / phpseclib&#39;);
这里有两个问题,评论中提到的第一个问题是你试图从&#34; / your / include / path / your / include / path / phpseclib&#34;中加载东西。而不是&#34; / your / include / path / phpseclib&#34;
如果您已在include路径中安装了phpseclib,则应该删除其中一个get_include_path并继续使用您的代码。还要阅读评论。
答案 1 :(得分:1)
我敢打赌,如果您将include
更改为require
,它就不会达到目前的水平。
我认为set_include_path(get_include_path() . get_include_path().'/phpseclib');
也是你的问题。
试试这个:
set_include_path(get_include_path() . PATH_SEPARATOR . 'phpseclib1.0.0');
include('Net/SSH2.php');