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94 lines
4.5 KiB
HTML
94 lines
4.5 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>Retrieve fingerprint of remote server</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.ssh2-fingerprint" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">ssh2_fingerprint</h1>
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<p class="verinfo">(PECL ssh2 >= 0.9.0)</p><p class="refpurpose"><span class="refname">ssh2_fingerprint</span> — <span class="dc-title">Retrieve fingerprint of remote server</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.ssh2-fingerprint-description">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>ssh2_fingerprint</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$session</code></span>
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[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$flags</code><span class="initializer"> = SSH2_FINGERPRINT_MD5 | SSH2_FINGERPRINT_HEX</span></span>
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] ) : <span class="type">string</span></div>
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<p class="para rdfs-comment">
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Returns a server hostkey hash from an active session.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.ssh2-fingerprint-parameters">
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<h3 class="title">参数</h3>
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<p class="para">
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<dl>
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<dt>
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<code class="parameter">session</code></dt>
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<dd>
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<p class="para">
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An SSH connection link identifier, obtained from a call to
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<span class="function"><a href="ssh2_connect.html" class="function">ssh2_connect()</a></span>.
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</p>
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</dd>
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<dt>
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<code class="parameter">flags</code></dt>
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<dd>
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<p class="para">
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<code class="parameter">flags</code> may be either of
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<strong><code>SSH2_FINGERPRINT_MD5</code></strong> or
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<strong><code>SSH2_FINGERPRINT_SHA1</code></strong> logically ORed with
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<strong><code>SSH2_FINGERPRINT_HEX</code></strong> or
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<strong><code>SSH2_FINGERPRINT_RAW</code></strong>.
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</p>
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</dd>
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</dl>
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</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.ssh2-fingerprint-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns the hostkey hash as a string.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.ssh2-fingerprint-examples">
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<h3 class="title">范例</h3>
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<p class="para">
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<div class="example" id="example-5618">
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<p><strong>Example #1 Checking the fingerprint against a known value</strong></p>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br />$known_host </span><span style="color: #007700">= </span><span style="color: #DD0000">'6F89C2F0A719B30CC38ABDF90755F2E4'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$connection </span><span style="color: #007700">= </span><span style="color: #0000BB">ssh2_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'shell.example.com'</span><span style="color: #007700">, </span><span style="color: #0000BB">22</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$fingerprint </span><span style="color: #007700">= </span><span style="color: #0000BB">ssh2_fingerprint</span><span style="color: #007700">(</span><span style="color: #0000BB">$connection</span><span style="color: #007700">,<br /> </span><span style="color: #0000BB">SSH2_FINGERPRINT_MD5 </span><span style="color: #007700">| </span><span style="color: #0000BB">SSH2_FINGERPRINT_HEX</span><span style="color: #007700">);<br /><br />if (</span><span style="color: #0000BB">$fingerprint </span><span style="color: #007700">!= </span><span style="color: #0000BB">$known_host</span><span style="color: #007700">) {<br /> die(</span><span style="color: #DD0000">"HOSTKEY MISMATCH!\n" </span><span style="color: #007700">.<br /> </span><span style="color: #DD0000">"Possible Man-In-The-Middle Attack?"</span><span style="color: #007700">);<br />}<br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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</div>
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</p>
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</div>
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</div></div></div></body></html> |