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<!DOCTYPE html>
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Module: Msf::Post::Unix
&mdash; Documentation by YARD 0.9.37
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<a href="../../_index.html">Index (U)</a> &raquo;
<span class='title'><span class='object_link'><a href="../../Msf.html" title="Msf (module)">Msf</a></span></span> &raquo; <span class='title'><span class='object_link'><a href="../Post.html" title="Msf::Post (class)">Post</a></span></span>
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<div id="content"><h1>Module: Msf::Post::Unix
</h1>
<div class="box_info">
<dl>
<dt>Included in:</dt>
<dd><span class='object_link'><a href="Linux/Compile.html" title="Msf::Post::Linux::Compile (module)">Linux::Compile</a></span>, <span class='object_link'><a href="Linux/System.html" title="Msf::Post::Linux::System (module)">Linux::System</a></span>, <span class='object_link'><a href="Solaris/System.html" title="Msf::Post::Solaris::System (module)">Solaris::System</a></span></dd>
</dl>
<dl>
<dt>Defined in:</dt>
<dd>lib/msf/core/post/unix.rb</dd>
</dl>
</div>
<h2>
Instance Method Summary
<small><a href="#" class="summary_toggle">collapse</a></small>
</h2>
<ul class="summary">
<li class="public ">
<span class="summary_signature">
<a href="#enum_user_directories-instance_method" title="#enum_user_directories (instance method)">#<strong>enum_user_directories</strong> &#x21d2; Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Enumerates the user directories in /Users or /home.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#get_groups-instance_method" title="#get_groups (instance method)">#<strong>get_groups</strong> &#x21d2; Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Returns an array of hashes each hash representing a user group Keys are name, gid and users.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#get_session_pid-instance_method" title="#get_session_pid (instance method)">#<strong>get_session_pid</strong> &#x21d2; String </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Gets the pid of the current session.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#get_users-instance_method" title="#get_users (instance method)">#<strong>get_users</strong> &#x21d2; Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Returns an array of hashes each representing a user Keys are name, uid, gid, info, dir and shell.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#is_root%3F-instance_method" title="#is_root? (instance method)">#<strong>is_root?</strong> &#x21d2; Boolean </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>True if session is running as uid=0.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#whoami-instance_method" title="#whoami (instance method)">#<strong>whoami</strong> &#x21d2; String </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>It returns the username of the current user.</p>
</div></span>
</li>
</ul>
<div id="instance_method_details" class="method_details_list">
<h2>Instance Method Details</h2>
<div class="method_details first">
<h3 class="signature first" id="enum_user_directories-instance_method">
#<strong>enum_user_directories</strong> &#x21d2; <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Enumerates the user directories in /Users or /home</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
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<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/post/unix.rb', line 77</span>
<span class='kw'>def</span> <span class='id identifier rubyid_enum_user_directories'>enum_user_directories</span>
<span class='id identifier rubyid_user_dirs'>user_dirs</span> <span class='op'>=</span> <span class='lbracket'>[</span><span class='rbracket'>]</span>
<span class='comment'># get all user directories from /etc/passwd
</span> <span class='id identifier rubyid_passwd'>passwd</span> <span class='op'>=</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>/etc/passwd</span><span class='tstring_end'>&#39;</span></span>
<span class='kw'>if</span> <span class='id identifier rubyid_file_exist?'>file_exist?</span><span class='lparen'>(</span><span class='id identifier rubyid_passwd'>passwd</span><span class='rparen'>)</span>
<span class='id identifier rubyid_read_file'>read_file</span><span class='lparen'>(</span><span class='id identifier rubyid_passwd'>passwd</span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_each_line'>each_line</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_passwd_line'>passwd_line</span><span class='op'>|</span>
<span class='id identifier rubyid_user_dirs'>user_dirs</span> <span class='op'>&lt;&lt;</span> <span class='id identifier rubyid_passwd_line'>passwd_line</span><span class='period'>.</span><span class='id identifier rubyid_split'>split</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>:</span><span class='tstring_end'>&#39;</span></span><span class='rparen'>)</span><span class='lbracket'>[</span><span class='int'>5</span><span class='rbracket'>]</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='comment'># also list other common places for home directories in the event that
</span> <span class='comment'># the users aren&#39;t in /etc/passwd (LDAP, for example)
</span> <span class='kw'>case</span> <span class='id identifier rubyid_session'>session</span><span class='period'>.</span><span class='id identifier rubyid_platform'>platform</span>
<span class='kw'>when</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>osx</span><span class='tstring_end'>&#39;</span></span>
<span class='id identifier rubyid_user_dirs'>user_dirs</span> <span class='op'>&lt;&lt;</span> <span class='id identifier rubyid_cmd_exec'>cmd_exec</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>ls /Users</span><span class='tstring_end'>&#39;</span></span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_each_line'>each_line</span><span class='period'>.</span><span class='id identifier rubyid_map'>map</span> <span class='lbrace'>{</span> <span class='op'>|</span><span class='id identifier rubyid_l'>l</span><span class='op'>|</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>/Users/</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_l'>l</span><span class='period'>.</span><span class='id identifier rubyid_chomp'>chomp</span><span class='embexpr_end'>}</span><span class='tstring_end'>&quot;</span></span> <span class='rbrace'>}</span>
<span class='kw'>else</span>
<span class='id identifier rubyid_user_dirs'>user_dirs</span> <span class='op'>&lt;&lt;</span> <span class='id identifier rubyid_cmd_exec'>cmd_exec</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>ls /home</span><span class='tstring_end'>&#39;</span></span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_each_line'>each_line</span><span class='period'>.</span><span class='id identifier rubyid_map'>map</span> <span class='lbrace'>{</span> <span class='op'>|</span><span class='id identifier rubyid_l'>l</span><span class='op'>|</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>/home/</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_l'>l</span><span class='period'>.</span><span class='id identifier rubyid_chomp'>chomp</span><span class='embexpr_end'>}</span><span class='tstring_end'>&quot;</span></span> <span class='rbrace'>}</span>
<span class='kw'>end</span>
<span class='id identifier rubyid_user_dirs'>user_dirs</span><span class='period'>.</span><span class='id identifier rubyid_flatten!'>flatten!</span>
<span class='id identifier rubyid_user_dirs'>user_dirs</span><span class='period'>.</span><span class='id identifier rubyid_compact!'>compact!</span>
<span class='id identifier rubyid_user_dirs'>user_dirs</span><span class='period'>.</span><span class='id identifier rubyid_sort!'>sort!</span>
<span class='id identifier rubyid_user_dirs'>user_dirs</span><span class='period'>.</span><span class='id identifier rubyid_uniq!'>uniq!</span>
<span class='id identifier rubyid_user_dirs'>user_dirs</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="get_groups-instance_method">
#<strong>get_groups</strong> &#x21d2; <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns an array of hashes each hash representing a user group Keys are name, gid and users</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/post/unix.rb', line 57</span>
<span class='kw'>def</span> <span class='id identifier rubyid_get_groups'>get_groups</span>
<span class='id identifier rubyid_groups'>groups</span> <span class='op'>=</span> <span class='lbracket'>[</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_group'>group</span> <span class='op'>=</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>/etc/group</span><span class='tstring_end'>&#39;</span></span>
<span class='kw'>if</span> <span class='id identifier rubyid_file_exist?'>file_exist?</span><span class='lparen'>(</span><span class='id identifier rubyid_group'>group</span><span class='rparen'>)</span>
<span class='id identifier rubyid_cmd_out'>cmd_out</span> <span class='op'>=</span> <span class='id identifier rubyid_read_file'>read_file</span><span class='lparen'>(</span><span class='id identifier rubyid_group'>group</span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_split'>split</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>\n</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_cmd_out'>cmd_out</span><span class='period'>.</span><span class='id identifier rubyid_each'>each</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_l'>l</span><span class='op'>|</span>
<span class='id identifier rubyid_entry'>entry</span> <span class='op'>=</span> <span class='lbrace'>{</span><span class='rbrace'>}</span>
<span class='id identifier rubyid_user_field'>user_field</span> <span class='op'>=</span> <span class='id identifier rubyid_l'>l</span><span class='period'>.</span><span class='id identifier rubyid_split'>split</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>:</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_entry'>entry</span><span class='lbracket'>[</span><span class='symbol'>:name</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_user_field'>user_field</span><span class='lbracket'>[</span><span class='int'>0</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_entry'>entry</span><span class='lbracket'>[</span><span class='symbol'>:gid</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_user_field'>user_field</span><span class='lbracket'>[</span><span class='int'>2</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_entry'>entry</span><span class='lbracket'>[</span><span class='symbol'>:users</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_user_field'>user_field</span><span class='lbracket'>[</span><span class='int'>3</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_groups'>groups</span> <span class='op'>&lt;&lt;</span> <span class='id identifier rubyid_entry'>entry</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='kw'>return</span> <span class='id identifier rubyid_groups'>groups</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="get_session_pid-instance_method">
#<strong>get_session_pid</strong> &#x21d2; <tt>String</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Gets the pid of the current session</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>String</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/post/unix.rb', line 17</span>
<span class='kw'>def</span> <span class='id identifier rubyid_get_session_pid'>get_session_pid</span>
<span class='id identifier rubyid_cmd_exec'>cmd_exec</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>echo $PPID</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_to_s'>to_s</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="get_users-instance_method">
#<strong>get_users</strong> &#x21d2; <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns an array of hashes each representing a user Keys are name, uid, gid, info, dir and shell</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/post/unix.rb', line 25</span>
<span class='kw'>def</span> <span class='id identifier rubyid_get_users'>get_users</span>
<span class='id identifier rubyid_users'>users</span> <span class='op'>=</span> <span class='lbracket'>[</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_etc_passwd'>etc_passwd</span> <span class='op'>=</span> <span class='kw'>nil</span>
<span class='lbracket'>[</span>
<span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>/etc/passwd</span><span class='tstring_end'>&quot;</span></span><span class='comma'>,</span>
<span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>/etc/security/passwd</span><span class='tstring_end'>&quot;</span></span><span class='comma'>,</span>
<span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>/etc/master.passwd</span><span class='tstring_end'>&quot;</span></span><span class='comma'>,</span>
<span class='rbracket'>]</span><span class='period'>.</span><span class='id identifier rubyid_each'>each</span> <span class='lbrace'>{</span> <span class='op'>|</span><span class='id identifier rubyid_f'>f</span><span class='op'>|</span>
<span class='kw'>if</span> <span class='id identifier rubyid_file_exist?'>file_exist?</span><span class='lparen'>(</span><span class='id identifier rubyid_f'>f</span><span class='rparen'>)</span>
<span class='id identifier rubyid_etc_passwd'>etc_passwd</span> <span class='op'>=</span> <span class='id identifier rubyid_f'>f</span>
<span class='kw'>break</span>
<span class='kw'>end</span>
<span class='rbrace'>}</span>
<span class='id identifier rubyid_cmd_out'>cmd_out</span> <span class='op'>=</span> <span class='id identifier rubyid_read_file'>read_file</span><span class='lparen'>(</span><span class='id identifier rubyid_etc_passwd'>etc_passwd</span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_split'>split</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>\n</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_cmd_out'>cmd_out</span><span class='period'>.</span><span class='id identifier rubyid_each'>each</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_l'>l</span><span class='op'>|</span>
<span class='id identifier rubyid_entry'>entry</span> <span class='op'>=</span> <span class='lbrace'>{</span><span class='rbrace'>}</span>
<span class='id identifier rubyid_user_field'>user_field</span> <span class='op'>=</span> <span class='id identifier rubyid_l'>l</span><span class='period'>.</span><span class='id identifier rubyid_split'>split</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>:</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_entry'>entry</span><span class='lbracket'>[</span><span class='symbol'>:name</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_user_field'>user_field</span><span class='lbracket'>[</span><span class='int'>0</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_entry'>entry</span><span class='lbracket'>[</span><span class='symbol'>:uid</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_user_field'>user_field</span><span class='lbracket'>[</span><span class='int'>2</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_entry'>entry</span><span class='lbracket'>[</span><span class='symbol'>:gid</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_user_field'>user_field</span><span class='lbracket'>[</span><span class='int'>3</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_entry'>entry</span><span class='lbracket'>[</span><span class='symbol'>:info</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_user_field'>user_field</span><span class='lbracket'>[</span><span class='int'>4</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_entry'>entry</span><span class='lbracket'>[</span><span class='symbol'>:dir</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_user_field'>user_field</span><span class='lbracket'>[</span><span class='int'>5</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_entry'>entry</span><span class='lbracket'>[</span><span class='symbol'>:shell</span><span class='rbracket'>]</span> <span class='op'>=</span> <span class='id identifier rubyid_user_field'>user_field</span><span class='lbracket'>[</span><span class='int'>6</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_users'>users</span> <span class='op'>&lt;&lt;</span> <span class='id identifier rubyid_entry'>entry</span>
<span class='kw'>end</span>
<span class='kw'>return</span> <span class='id identifier rubyid_users'>users</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="is_root?-instance_method">
#<strong>is_root?</strong> &#x21d2; <tt>Boolean</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Returns true if session is running as uid=0.</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Boolean</tt>)</span>
&mdash;
<div class='inline'>
<p>true if session is running as uid=0</p>
</div>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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<pre class="code"><span class="info file"># File 'lib/msf/core/post/unix.rb', line 9</span>
<span class='kw'>def</span> <span class='id identifier rubyid_is_root?'>is_root?</span>
<span class='lparen'>(</span><span class='id identifier rubyid_cmd_exec'>cmd_exec</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>id -u</span><span class='tstring_end'>&#39;</span></span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_to_s'>to_s</span><span class='period'>.</span><span class='id identifier rubyid_gsub'>gsub</span><span class='lparen'>(</span><span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>[^\d]</span><span class='regexp_end'>/</span></span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_end'>&#39;</span></span><span class='rparen'>)</span> <span class='op'>==</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>0</span><span class='tstring_end'>&#39;</span></span><span class='rparen'>)</span>
<span class='kw'>end</span></pre>
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<div class="method_details ">
<h3 class="signature " id="whoami-instance_method">
#<strong>whoami</strong> &#x21d2; <tt>String</tt>
</h3><div class="docstring">
<div class="discussion">
<p>It returns the username of the current user</p>
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<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>String</tt>)</span>
&mdash;
<div class='inline'>
<p>with username</p>
</div>
</li>
</ul>
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<pre class="code"><span class="info file"># File 'lib/msf/core/post/unix.rb', line 108</span>
<span class='kw'>def</span> <span class='id identifier rubyid_whoami'>whoami</span>
<span class='id identifier rubyid_shellpid'>shellpid</span> <span class='op'>=</span> <span class='id identifier rubyid_get_session_pid'>get_session_pid</span><span class='lparen'>(</span><span class='rparen'>)</span>
<span class='id identifier rubyid_status'>status</span> <span class='op'>=</span> <span class='id identifier rubyid_read_file'>read_file</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>/proc/</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_shellpid'>shellpid</span><span class='embexpr_end'>}</span><span class='tstring_content'>/status</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_status'>status</span><span class='period'>.</span><span class='id identifier rubyid_each_line'>each_line</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_line'>line</span><span class='op'>|</span>
<span class='id identifier rubyid_split'>split</span> <span class='op'>=</span> <span class='id identifier rubyid_line'>line</span><span class='period'>.</span><span class='id identifier rubyid_split'>split</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>:</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span>
<span class='kw'>if</span> <span class='id identifier rubyid_split'>split</span><span class='lbracket'>[</span><span class='int'>0</span><span class='rbracket'>]</span> <span class='op'>==</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>Uid</span><span class='tstring_end'>&quot;</span></span>
<span class='id identifier rubyid_regex'>regex</span> <span class='op'>=</span> <span class='tstring'><span class='regexp_beg'>/</span><span class='tstring_content'>.*\s(.*)\s</span><span class='regexp_end'>/</span></span>
<span class='id identifier rubyid_useridtmp'>useridtmp</span> <span class='op'>=</span> <span class='id identifier rubyid_split'>split</span><span class='lbracket'>[</span><span class='int'>1</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_userid'>userid</span> <span class='op'>=</span> <span class='id identifier rubyid_useridtmp'>useridtmp</span><span class='lbracket'>[</span><span class='id identifier rubyid_regex'>regex</span><span class='comma'>,</span> <span class='int'>1</span><span class='rbracket'>]</span>
<span class='id identifier rubyid_uid'>uid</span> <span class='op'>=</span> <span class='id identifier rubyid_userid'>userid</span><span class='period'>.</span><span class='id identifier rubyid_to_s'>to_s</span>
<span class='id identifier rubyid_passwd'>passwd</span> <span class='op'>=</span> <span class='id identifier rubyid_read_file'>read_file</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>/etc/passwd</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_passwd'>passwd</span><span class='period'>.</span><span class='id identifier rubyid_each_line'>each_line</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_line'>line</span><span class='op'>|</span>
<span class='id identifier rubyid_parts'>parts</span> <span class='op'>=</span> <span class='id identifier rubyid_line'>line</span><span class='period'>.</span><span class='id identifier rubyid_split'>split</span><span class='lparen'>(</span><span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>:</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_uid_passwd'>uid_passwd</span> <span class='op'>=</span> <span class='id identifier rubyid_parts'>parts</span><span class='lbracket'>[</span><span class='int'>2</span><span class='rbracket'>]</span><span class='period'>.</span><span class='id identifier rubyid_to_s'>to_s</span>
<span class='id identifier rubyid_user'>user</span> <span class='op'>=</span> <span class='id identifier rubyid_parts'>parts</span><span class='lbracket'>[</span><span class='int'>0</span><span class='rbracket'>]</span><span class='period'>.</span><span class='id identifier rubyid_to_s'>to_s</span>
<span class='kw'>if</span> <span class='id identifier rubyid_uid_passwd'>uid_passwd</span> <span class='op'>==</span> <span class='id identifier rubyid_uid'>uid</span>
<span class='kw'>return</span> <span class='id identifier rubyid_user'>user</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='kw'>end</span>
<span class='kw'>end</span></pre>
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