twisted.conch.ssh.keys.html [plain text]
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<a href="twisted.html">Package twisted</a> ::
<a href="twisted.conch.html">Package conch</a> ::
<a href="twisted.conch.ssh.html">Package ssh</a> ::
Module keys
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<!-- =========== START OF MODULE DESCRIPTION =========== -->
<h2 class="module">Module twisted.conch.ssh.keys</h2>
<p>Handling of RSA and DSA keys.</p>
<p>This module is unstable.</p>
Maintainer: <a href="mailto:z3p@twistedmatrix.com">Paul
Swartz</a>
<hr/>
<!-- =========== START OF EXCEPTIONS =========== -->
<table class="summary" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white">
<tr bgcolor="#70b0f0" class="summary">
<th colspan="2">Exceptions</th></tr>
<tr><td width="15%">
<b><a href="twisted.conch.ssh.keys.BadKeyError.html"><code>BadKeyError</code></a></b></td>
<td>raised when a key isn't what we expected from it.</td></tr>
</table><br />
<!-- =========== START OF FUNCTION SUMMARY =========== -->
<table class="summary" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white">
<tr bgcolor="#70b0f0" class="summary">
<th colspan="2">Function Summary</th></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><span class="summary-sig"><a href="twisted.conch.ssh.keys.html#getPrivateKeyObject" class="summary-sig-name"><code>getPrivateKeyObject</code></a>(<span class=summary-sig-arg>filename</span>,
<span class=summary-sig-arg>data</span>,
<span class=summary-sig-arg>passphrase</span>)</span></code>
<br />
Return a <code>Crypto.PublicKey.pubkey.pubkey</code> object
corresponding to the private key file/data.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="getPrivateKeyObject_lsh"></a><span class="summary-sig"><span class="summary-sig-name">getPrivateKeyObject_lsh</span>(<span class=summary-sig-arg>data</span>,
<span class=summary-sig-arg>passphrase</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="getPrivateKeyObject_openssh"></a><span class="summary-sig"><span class="summary-sig-name">getPrivateKeyObject_openssh</span>(<span class=summary-sig-arg>data</span>,
<span class=summary-sig-arg>passphrase</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> <code>Crypto.PublicKey.pubkey.pubkey</code>
</font></td>
<td><code><span class="summary-sig"><a href="twisted.conch.ssh.keys.html#getPublicKeyObject" class="summary-sig-name"><code>getPublicKeyObject</code></a>(<span class=summary-sig-arg>data</span>)</span></code>
<br />
Return a <code>Crypto.PublicKey.pubkey.pubkey</code> corresponding to
the SSHv2 public key data.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> <code>str</code>
</font></td>
<td><code><span class="summary-sig"><a href="twisted.conch.ssh.keys.html#getPublicKeyString" class="summary-sig-name"><code>getPublicKeyString</code></a>(<span class=summary-sig-arg>filename</span>,
<span class=summary-sig-arg>line</span>,
<span class=summary-sig-arg>data</span>)</span></code>
<br />
Return a public key string given a filename or data of a public
key.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="getPublicKeyString_lsh"></a><span class="summary-sig"><span class="summary-sig-name">getPublicKeyString_lsh</span>(<span class=summary-sig-arg>data</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="getPublicKeyString_openssh"></a><span class="summary-sig"><span class="summary-sig-name">getPublicKeyString_openssh</span>(<span class=summary-sig-arg>data</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="lenSig"></a><span class="summary-sig"><span class="summary-sig-name">lenSig</span>(<span class=summary-sig-arg>obj</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="makePrivateKeyBlob"></a><span class="summary-sig"><span class="summary-sig-name">makePrivateKeyBlob</span>(<span class=summary-sig-arg>obj</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> <code>str</code>
</font></td>
<td><code><span class="summary-sig"><a href="twisted.conch.ssh.keys.html#makePrivateKeyString" class="summary-sig-name"><code>makePrivateKeyString</code></a>(<span class=summary-sig-arg>obj</span>,
<span class=summary-sig-arg>passphrase</span>,
<span class=summary-sig-arg>kind</span>)</span></code>
<br />
Return an OpenSSH-style private key for a
<code>Crypto.PublicKey.pubkey.pubkey</code> object.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="makePrivateKeyString_lsh"></a><span class="summary-sig"><span class="summary-sig-name">makePrivateKeyString_lsh</span>(<span class=summary-sig-arg>obj</span>,
<span class=summary-sig-arg>passphrase</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="makePrivateKeyString_openssh"></a><span class="summary-sig"><span class="summary-sig-name">makePrivateKeyString_openssh</span>(<span class=summary-sig-arg>obj</span>,
<span class=summary-sig-arg>passphrase</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="makePublicKeyBlob"></a><span class="summary-sig"><span class="summary-sig-name">makePublicKeyBlob</span>(<span class=summary-sig-arg>obj</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> <code>str</code>
</font></td>
<td><code><span class="summary-sig"><a href="twisted.conch.ssh.keys.html#makePublicKeyString" class="summary-sig-name"><code>makePublicKeyString</code></a>(<span class=summary-sig-arg>obj</span>,
<span class=summary-sig-arg>comment</span>,
<span class=summary-sig-arg>kind</span>)</span></code>
<br />
Return an public key given a
<code>Crypto.PublicKey.pubkey.pubkey</code> object.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="makePublicKeyString_lsh"></a><span class="summary-sig"><span class="summary-sig-name">makePublicKeyString_lsh</span>(<span class=summary-sig-arg>obj</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="makePublicKeyString_openssh"></a><span class="summary-sig"><span class="summary-sig-name">makePublicKeyString_openssh</span>(<span class=summary-sig-arg>obj</span>,
<span class=summary-sig-arg>comment</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> <code>str</code>
</font></td>
<td><code><span class="summary-sig"><a href="twisted.conch.ssh.keys.html#objectType" class="summary-sig-name"><code>objectType</code></a>(<span class=summary-sig-arg>obj</span>)</span></code>
<br />
Return the SSH key type corresponding to a
<code>Crypto.PublicKey.pubkey.pubkey</code> object.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="pkcs1Digest"></a><span class="summary-sig"><span class="summary-sig-name">pkcs1Digest</span>(<span class=summary-sig-arg>data</span>,
<span class=summary-sig-arg>lMod</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="pkcs1Pad"></a><span class="summary-sig"><span class="summary-sig-name">pkcs1Pad</span>(<span class=summary-sig-arg>data</span>,
<span class=summary-sig-arg>lMod</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><span class="summary-sig"><a href="twisted.conch.ssh.keys.html#printKey" class="summary-sig-name"><code>printKey</code></a>(<span class=summary-sig-arg>obj</span>)</span></code>
<br />
Pretty print a <code>Crypto.PublicKey.pubkey.pubkey</code> object.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> <code>str</code>
</font></td>
<td><code><span class="summary-sig"><a href="twisted.conch.ssh.keys.html#signData" class="summary-sig-name"><code>signData</code></a>(<span class=summary-sig-arg>obj</span>,
<span class=summary-sig-arg>data</span>)</span></code>
<br />
Sign the data with the given
<code>Crypto.PublicKey.pubkey.pubkey</code> object.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="signData_dsa"></a><span class="summary-sig"><span class="summary-sig-name">signData_dsa</span>(<span class=summary-sig-arg>obj</span>,
<span class=summary-sig-arg>data</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="signData_rsa"></a><span class="summary-sig"><span class="summary-sig-name">signData_rsa</span>(<span class=summary-sig-arg>obj</span>,
<span class=summary-sig-arg>data</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> <code>bool</code>
</font></td>
<td><code><span class="summary-sig"><a href="twisted.conch.ssh.keys.html#verifySignature" class="summary-sig-name"><code>verifySignature</code></a>(<span class=summary-sig-arg>obj</span>,
<span class=summary-sig-arg>sig</span>,
<span class=summary-sig-arg>data</span>)</span></code>
<br />
Verify that the signature for the data is valid.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="verifySignature_dsa"></a><span class="summary-sig"><span class="summary-sig-name">verifySignature_dsa</span>(<span class=summary-sig-arg>obj</span>,
<span class=summary-sig-arg>sig</span>,
<span class=summary-sig-arg>data</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"> </font></td>
<td><code><a name="verifySignature_rsa"></a><span class="summary-sig"><span class="summary-sig-name">verifySignature_rsa</span>(<span class=summary-sig-arg>obj</span>,
<span class=summary-sig-arg>sig</span>,
<span class=summary-sig-arg>data</span>)</span></code>
</td></tr>
</table><br />
<!-- =========== START OF VARIABLE SUMMARY =========== -->
<table class="summary" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white">
<tr bgcolor="#70b0f0" class="summary">
<th colspan="2">Variable Summary</th></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"><code>str</code></font></td>
<td><b><a href="twisted.conch.ssh.keys.html#ID_SHA1"><code>ID_SHA1</code></a></b> = <span title="'0!0\t\x06\x05+\x0e\x03\x02\x1a\x05\x00\x04\x14'"><code><span class="variable-quote">'</span>0!0\t\x06\x05+\x0e\x03\x02\x1a\x05\x00\x04\x1<span class="variable-ellipsis">...</span></code>
</span></td></tr>
</table><br />
<!-- =========== START OF FUNCTION DETAILS =========== -->
<table class="details" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white">
<tr bgcolor="#70b0f0" class="details">
<th colspan="2">Function Details</th></tr>
</table>
<a name="getPrivateKeyObject"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
<h3><span class="sig"><span class="sig-name">getPrivateKeyObject</span>(<span class=sig-arg>filename</span>=<span class=sig-default>None</span>,
<span class=sig-arg>data</span>=<span class=sig-default>''</span>,
<span class=sig-arg>passphrase</span>=<span class=sig-default>''</span>)</span>
</h3>
Return a <code>Crypto.PublicKey.pubkey.pubkey</code> object
corresponding to the private key file/data. If the private key is
encrypted, passphrase <b>must</b> be specified, other wise a
<code>BadKeyError</code> will be raised.
<dl><dt></dt><dd>
<dl><dt><b>Parameters:</b></dt>
<dd><code><b>filename</b></code>
<br /><i>
(type=<code>str</code>)</i>
<dd><code><b>data</b></code>
<br /><i>
(type=<code>str</code>)</i>
<dd><code><b>passphrase</b></code>
<br /><i>
(type=<code>str</code>)</i>
</dd>
</dl>
<dl><dt><b>Raises:</b></dt>
<dd><code><b>BadKeyError</b></code> -
if the key is invalid or a passphrase is not specified
</dl>
</dd></dl>
</td></tr></table>
<a name="getPublicKeyObject"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
<h3><span class="sig"><span class="sig-name">getPublicKeyObject</span>(<span class=sig-arg>data</span>)</span>
</h3>
Return a <code>Crypto.PublicKey.pubkey.pubkey</code> corresponding
to the SSHv2 public key data. data is in the over-the-wire public key
format.
<dl><dt></dt><dd>
<dl><dt><b>Parameters:</b></dt>
<dd><code><b>data</b></code>
<br /><i>
(type=<code>str</code>)</i>
</dd>
</dl>
<dl><dt><b>Returns:</b></dt>
<dd>
<code>Crypto.PublicKey.pubkey.pubkey</code>
</dd>
</dl>
</dd></dl>
</td></tr></table>
<a name="getPublicKeyString"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
<h3><span class="sig"><span class="sig-name">getPublicKeyString</span>(<span class=sig-arg>filename</span>=<span class=sig-default>None</span>,
<span class=sig-arg>line</span>=<span class=sig-default>0</span>,
<span class=sig-arg>data</span>=<span class=sig-default>''</span>)</span>
</h3>
Return a public key string given a filename or data of a public key.
Currently handles OpenSSH and LSH keys.
<dl><dt></dt><dd>
<dl><dt><b>Parameters:</b></dt>
<dd><code><b>filename</b></code>
<br /><i>
(type=<code>str</code>)</i>
<dd><code><b>line</b></code>
<br /><i>
(type=<code>int</code>)</i>
<dd><code><b>data</b></code>
<br /><i>
(type=<code>str</code>)</i>
</dd>
</dl>
<dl><dt><b>Returns:</b></dt>
<dd>
<code>str</code>
</dd>
</dl>
</dd></dl>
</td></tr></table>
<a name="makePrivateKeyString"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
<h3><span class="sig"><span class="sig-name">makePrivateKeyString</span>(<span class=sig-arg>obj</span>,
<span class=sig-arg>passphrase</span>=<span class=sig-default>None</span>,
<span class=sig-arg>kind</span>=<span class=sig-default>'openssh'</span>)</span>
</h3>
Return an OpenSSH-style private key for a
<code>Crypto.PublicKey.pubkey.pubkey</code> object. If passphrase is
given, encrypt the private key with it. kind is one of ('openssh',
'lsh')
<dl><dt></dt><dd>
<dl><dt><b>Parameters:</b></dt>
<dd><code><b>obj</b></code>
<br /><i>
(type=<code>Crypto.PublicKey.pubkey.pubkey</code>)</i>
<dd><code><b>passphrase</b></code>
<br /><i>
(type=<code>str</code>/<code>None</code>)</i>
<dd><code><b>kind</b></code>
<br /><i>
(type=<code>str</code>)</i>
</dd>
</dl>
<dl><dt><b>Returns:</b></dt>
<dd>
<code>str</code>
</dd>
</dl>
</dd></dl>
</td></tr></table>
<a name="makePublicKeyString"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
<h3><span class="sig"><span class="sig-name">makePublicKeyString</span>(<span class=sig-arg>obj</span>,
<span class=sig-arg>comment</span>=<span class=sig-default>''</span>,
<span class=sig-arg>kind</span>=<span class=sig-default>'openssh'</span>)</span>
</h3>
Return an public key given a
<code>Crypto.PublicKey.pubkey.pubkey</code> object. kind is one of
('openssh', 'lsh')
<dl><dt></dt><dd>
<dl><dt><b>Parameters:</b></dt>
<dd><code><b>obj</b></code>
<br /><i>
(type=<code>Crypto.PublicKey.pubkey.pubkey</code>)</i>
<dd><code><b>comment</b></code>
<br /><i>
(type=<code>str</code>)</i>
<dd><code><b>kind</b></code>
<br /><i>
(type=<code>str</code>)</i>
</dd>
</dl>
<dl><dt><b>Returns:</b></dt>
<dd>
<code>str</code>
</dd>
</dl>
</dd></dl>
</td></tr></table>
<a name="objectType"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
<h3><span class="sig"><span class="sig-name">objectType</span>(<span class=sig-arg>obj</span>)</span>
</h3>
Return the SSH key type corresponding to a
<code>Crypto.PublicKey.pubkey.pubkey</code> object.
<dl><dt></dt><dd>
<dl><dt><b>Parameters:</b></dt>
<dd><code><b>obj</b></code>
<br /><i>
(type=<code>Crypto.PublicKey.pubkey.pubkey</code>)</i>
</dd>
</dl>
<dl><dt><b>Returns:</b></dt>
<dd>
<code>str</code>
</dd>
</dl>
</dd></dl>
</td></tr></table>
<a name="printKey"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
<h3><span class="sig"><span class="sig-name">printKey</span>(<span class=sig-arg>obj</span>)</span>
</h3>
Pretty print a <code>Crypto.PublicKey.pubkey.pubkey</code>
object.
<dl><dt></dt><dd>
<dl><dt><b>Parameters:</b></dt>
<dd><code><b>obj</b></code>
<br /><i>
(type=<code>Crypto.PublicKey.pubkey.pubkey</code>)</i>
</dd>
</dl>
</dd></dl>
</td></tr></table>
<a name="signData"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
<h3><span class="sig"><span class="sig-name">signData</span>(<span class=sig-arg>obj</span>,
<span class=sig-arg>data</span>)</span>
</h3>
Sign the data with the given
<code>Crypto.PublicKey.pubkey.pubkey</code> object.
<dl><dt></dt><dd>
<dl><dt><b>Parameters:</b></dt>
<dd><code><b>obj</b></code>
<br /><i>
(type=<code>Crypto.PublicKey.pubkey.pubkey</code>)</i>
<dd><code><b>data</b></code>
<br /><i>
(type=<code>str</code>)</i>
</dd>
</dl>
<dl><dt><b>Returns:</b></dt>
<dd>
<code>str</code>
</dd>
</dl>
</dd></dl>
</td></tr></table>
<a name="verifySignature"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
<h3><span class="sig"><span class="sig-name">verifySignature</span>(<span class=sig-arg>obj</span>,
<span class=sig-arg>sig</span>,
<span class=sig-arg>data</span>)</span>
</h3>
Verify that the signature for the data is valid.
<dl><dt></dt><dd>
<dl><dt><b>Parameters:</b></dt>
<dd><code><b>obj</b></code>
<br /><i>
(type=<code>Crypto.PublicKey.pubkey.pubkey</code>)</i>
<dd><code><b>sig</b></code>
<br /><i>
(type=<code>str</code>)</i>
<dd><code><b>data</b></code>
<br /><i>
(type=<code>str</code>)</i>
</dd>
</dl>
<dl><dt><b>Returns:</b></dt>
<dd>
<code>bool</code>
</dd>
</dl>
</dd></dl>
</td></tr></table>
<br />
<!-- =========== START OF VARIABLE DETAILS =========== -->
<table class="details" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white">
<tr bgcolor="#70b0f0" class="details">
<th colspan="2">Variable Details</th></tr>
</table>
<table width="100%" class="var-details" bgcolor="#e0e0e0"><tr><td>
<a name="ID_SHA1"></a>
<h3>ID_SHA1</h3>
<dl>
<dt></dt>
<dd>
<dl>
<dt><b>Type:</b></dt>
<dd>
<code>str</code>
</dd>
<span title="'0!0\t\x06\x05+\x0e\x03\x02\x1a\x05\x00\x04\x14'"> <dt><b>Value:</b></dt>
<dd><table><tr><td>
<pre class="variable">
<span class="variable-quote">'</span>0!0\t\x06\x05+\x0e\x03\x02\x1a\x05\x00\x04\x14<span class="variable-quote">'</span> </pre>
</td></tr></table></dd>
</span> </dl>
</dd>
</dl></td></tr></table>
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