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66 <h1>Source code for nepi.resources.linux.tcpdump</h1><div class="highlight"><pre>
67 <span class="c">#</span>
68 <span class="c"># NEPI, a framework to manage network experiments</span>
69 <span class="c"># Copyright (C) 2013 INRIA</span>
70 <span class="c">#</span>
71 <span class="c"># This program is free software: you can redistribute it and/or modify</span>
72 <span class="c"># it under the terms of the GNU General Public License version 2 as</span>
73 <span class="c"># published by the Free Software Foundation;</span>
74 <span class="c">#</span>
75 <span class="c"># This program is distributed in the hope that it will be useful,</span>
76 <span class="c"># but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
77 <span class="c"># MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
78 <span class="c"># GNU General Public License for more details.</span>
79 <span class="c">#</span>
80 <span class="c"># You should have received a copy of the GNU General Public License</span>
81 <span class="c"># along with this program. If not, see <http://www.gnu.org/licenses/>.</span>
82 <span class="c">#</span>
83 <span class="c"># Author: Alina Quereilhac <alina.quereilhac@inria.fr></span>
85 <span class="kn">from</span> <span class="nn">nepi.execution.attribute</span> <span class="kn">import</span> <span class="n">Attribute</span><span class="p">,</span> <span class="n">Flags</span><span class="p">,</span> <span class="n">Types</span>
86 <span class="kn">from</span> <span class="nn">nepi.execution.resource</span> <span class="kn">import</span> <span class="n">clsinit_copy</span>
87 <span class="kn">from</span> <span class="nn">nepi.resources.linux.application</span> <span class="kn">import</span> <span class="n">LinuxApplication</span>
88 <span class="kn">from</span> <span class="nn">nepi.util.timefuncs</span> <span class="kn">import</span> <span class="n">tnow</span>
90 <span class="kn">import</span> <span class="nn">os</span>
92 <span class="nd">@clsinit_copy</span>
93 <div class="viewcode-block" id="LinuxTcpdump"><a class="viewcode-back" href="../../../../_layout/nepi.resources.linux.html#nepi.resources.linux.tcpdump.LinuxTcpdump">[docs]</a><span class="k">class</span> <span class="nc">LinuxTcpdump</span><span class="p">(</span><span class="n">LinuxApplication</span><span class="p">):</span>
94 <span class="n">_rtype</span> <span class="o">=</span> <span class="s">"linux::Tcpdump"</span>
96 <span class="nd">@classmethod</span>
97 <span class="k">def</span> <span class="nf">_register_attributes</span><span class="p">(</span><span class="n">cls</span><span class="p">):</span>
98 <span class="n">A</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"A"</span><span class="p">,</span>
99 <span class="s">"Sets tcpdump -A option. "</span>
100 <span class="s">"Prints each packet (minus its link level header) in ASCII."</span><span class="p">,</span>
101 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
102 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
103 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
105 <span class="n">b</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"b"</span><span class="p">,</span>
106 <span class="s">"Sets tcpdump -b option. "</span>
107 <span class="s">"Prints the AS number in BGP packets in ASDOT notation. "</span><span class="p">,</span>
108 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
109 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
110 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
112 <span class="n">B</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"B"</span><span class="p">,</span>
113 <span class="s">"Sets tcpdump -B option. "</span>
114 <span class="s">"Sets the operaing system capture buffer size in untils of "</span>
115 <span class="s">"KiB (1024 bytes)."</span><span class="p">,</span>
116 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
118 <span class="n">c</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"c"</span><span class="p">,</span>
119 <span class="s">"Sets tcpdump -c option. "</span>
120 <span class="s">"Exists after receiving count packets."</span><span class="p">,</span>
121 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
123 <span class="n">C</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"C"</span><span class="p">,</span>
124 <span class="s">"Sets tcpdump -C option. "</span>
125 <span class="s">"Before writing a raw packet to a savefile, check whether the "</span>
126 <span class="s">"file is currently larger than file_size and, if so, close the "</span>
127 <span class="s">"current savefile and open a new one. "</span>
128 <span class="s">"Savefiles after the first savefile will have the name specified "</span>
129 <span class="s">"with the -w with a number after it, starting at 1 and continuing "</span>
130 <span class="s">"upward. "</span><span class="p">,</span>
131 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
133 <span class="n">d</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"d"</span><span class="p">,</span>
134 <span class="s">"Sets tcpdump -d option. "</span>
135 <span class="s">"Dump the compiled packet-matching code in a human readable form "</span>
136 <span class="s">"to standard output and stop."</span><span class="p">,</span>
137 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
138 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
139 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
141 <span class="n">dd</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"dd"</span><span class="p">,</span>
142 <span class="s">"Sets tcpdump -dd option. "</span>
143 <span class="s">"Dump packet-matching code as a C program fragment. "</span><span class="p">,</span>
144 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
145 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
146 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
148 <span class="n">ddd</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"ddd"</span><span class="p">,</span>
149 <span class="s">"Sets tcpdump -ddd option. "</span>
150 <span class="s">"Dump packet-matching code as decimal numbers "</span>
151 <span class="s">"(preceded with a count)."</span><span class="p">,</span>
152 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
153 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
154 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
156 <span class="n">D</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"D"</span><span class="p">,</span>
157 <span class="s">"Sets tcpdump -D option. "</span>
158 <span class="s">"Print the list of the network interfaces available on the system "</span>
159 <span class="s">"and on which tcpdump can capture packets. "</span><span class="p">,</span>
160 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
161 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
162 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
164 <span class="n">e</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"e"</span><span class="p">,</span>
165 <span class="s">"Sets tcpdump -e option. "</span>
166 <span class="s">"Print the link-level header on each dump line."</span><span class="p">,</span>
167 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
168 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
169 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
171 <span class="n">F</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"F"</span><span class="p">,</span>
172 <span class="s">"Sets tcpdump -F option. "</span>
173 <span class="s">"Use file as input for the filter expression."</span><span class="p">,</span>
174 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
176 <span class="n">G</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"G"</span><span class="p">,</span>
177 <span class="s">"Sets tcpdump -G option. "</span>
178 <span class="s">"If specified, rotates the dump file specified with the -w "</span>
179 <span class="s">"option every rotate_seconds seconds. "</span><span class="p">,</span>
180 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
181 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
182 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
184 <span class="n">i</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"i"</span><span class="p">,</span>
185 <span class="s">"Sets tcpdump -i option. "</span>
186 <span class="s">"Listen on interface. If unspecified, tcpdump searches the "</span>
187 <span class="s">"system interface list for the lowest numbered, configured "</span>
188 <span class="s">"up interface (excluding loopback). "</span><span class="p">,</span>
189 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
191 <span class="n">I</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"I"</span><span class="p">,</span>
192 <span class="s">"Sets tcpdump -I option. "</span>
193 <span class="s">"Put the interface in 'monitor mode'; this is supported only "</span>
194 <span class="s">"on IEEE 802.11 Wi-Fi interfaces, and supported only on some "</span>
195 <span class="s">"operating systems. "</span><span class="p">,</span>
196 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
197 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
198 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
200 <span class="n">j</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"j"</span><span class="p">,</span>
201 <span class="s">"Sets tcpdump -j option. "</span>
202 <span class="s">"Sets the time stamp type for the capture to tstamp_type. "</span>
203 <span class="s">"The names to use for the time stamp types are given in "</span>
204 <span class="s">"pcap-tstamp-type(7); not all the types listed there will "</span>
205 <span class="s">"necessarily be valid for any given interface."</span><span class="p">,</span>
206 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
208 <span class="n">K</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"K"</span><span class="p">,</span>
209 <span class="s">"Sets tcpdump -K option. "</span>
210 <span class="s">"Don't attempt to verify IP, TCP, or UDP checksums. "</span><span class="p">,</span>
211 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
212 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
213 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
215 <span class="n">l</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"l"</span><span class="p">,</span>
216 <span class="s">"Sets tcpdump -l option. "</span>
217 <span class="s">"Make stdout line buffered. "</span><span class="p">,</span>
218 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
219 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
220 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
222 <span class="n">U</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"U"</span><span class="p">,</span>
223 <span class="s">"Sets tcpdump -U option. "</span>
224 <span class="s">"Similar to -l in its behavior, but it will cause output to be "</span>
225 <span class="s">"``packet-buffered'', so that the output is written to stdout "</span>
226 <span class="s">"at the end of each packet. "</span><span class="p">,</span>
227 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
228 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
229 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
231 <span class="n">n</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"n"</span><span class="p">,</span>
232 <span class="s">"Sets tcpdump -n option. "</span>
233 <span class="s">"Don't convert addresses (i.e., host addresses, port numbers, "</span>
234 <span class="s">"etc.) to names."</span><span class="p">,</span>
235 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
236 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
237 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
239 <span class="n">N</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"N"</span><span class="p">,</span>
240 <span class="s">"Sets tcpdump -N option. "</span>
241 <span class="s">"Don't print domain name qualification of host names. "</span>
242 <span class="s">"E.g., if you give this flag then tcpdump will print ``nic'' "</span>
243 <span class="s">"instead of ``nic.ddn.mil''."</span><span class="p">,</span>
244 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
245 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
246 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
248 <span class="n">S</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"S"</span><span class="p">,</span>
249 <span class="s">"Sets tcpdump -S option. "</span>
250 <span class="s">"Print absolute, rather than relative, TCP sequence numbers."</span><span class="p">,</span>
251 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
252 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
253 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
255 <span class="n">s</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"s"</span><span class="p">,</span>
256 <span class="s">"Sets tcpdump -s option. "</span>
257 <span class="s">"Snarf snaplen bytes of data from each packet rather than "</span>
258 <span class="s">"the default of 65535 bytes. "</span><span class="p">,</span>
259 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
261 <span class="n">T</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"T"</span><span class="p">,</span>
262 <span class="s">"Sets tcpdump -T option. "</span>
263 <span class="s">"Force packets selected by 'expression' to be interpreted the "</span>
264 <span class="s">"specified type. Currently known types are aodv (Ad-hoc "</span>
265 <span class="s">"On-demand Distance Vector protocol), cnfp (Cisco NetFlow "</span>
266 <span class="s">"protocol), rpc (Remote Procedure Call), rtp (Real-Time "</span>
267 <span class="s">"Applications protocol), rtcp (Real-Time Applications control "</span>
268 <span class="s">"protocol), snmp (Simple Network Management Protocol), tftp "</span>
269 <span class="s">"(Trivial File Transfer Protocol), vat (Visual Audio Tool), "</span>
270 <span class="s">"and wb (distributed White Board)."</span><span class="p">,</span>
271 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
273 <span class="n">t</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"t"</span><span class="p">,</span>
274 <span class="s">"Sets tcpdump -t option. "</span>
275 <span class="s">"Don't print a timestamp on each dump line."</span><span class="p">,</span>
276 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
277 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
278 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
280 <span class="n">tt</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"tt"</span><span class="p">,</span>
281 <span class="s">"Sets tcpdump -tt option. "</span>
282 <span class="s">"Print an unformatted timestamp on each dump line. "</span><span class="p">,</span>
283 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
284 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
285 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
287 <span class="n">ttt</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"ttt"</span><span class="p">,</span>
288 <span class="s">"Sets tcpdump -ttt option. "</span>
289 <span class="s">"Print a delta (micro-second resolution) between current "</span>
290 <span class="s">"and previous line on each dump line."</span><span class="p">,</span>
291 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
292 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
293 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
295 <span class="n">tttt</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"tttt"</span><span class="p">,</span>
296 <span class="s">"Sets tcpdump -tttt option. "</span>
297 <span class="s">"Print a timestamp in default format proceeded by date on "</span>
298 <span class="s">"each dump line. "</span><span class="p">,</span>
299 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
300 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
301 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
303 <span class="n">ttttt</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"ttttt"</span><span class="p">,</span>
304 <span class="s">"Sets tcpdump -ttttt option. "</span>
305 <span class="s">"Print a delta (micro-second resolution) between current and "</span>
306 <span class="s">"first line on each dump line."</span><span class="p">,</span>
307 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
308 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
309 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
311 <span class="n">v</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"v"</span><span class="p">,</span>
312 <span class="s">"Sets tcpdump -v option. "</span>
313 <span class="s">"When parsing and printing, produce (slightly more) "</span>
314 <span class="s">"verbose output. "</span><span class="p">,</span>
315 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
316 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
317 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
319 <span class="n">vv</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"vv"</span><span class="p">,</span>
320 <span class="s">"Sets tcpdump -vv option. "</span>
321 <span class="s">"Even more verbose output. "</span><span class="p">,</span>
322 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
323 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
324 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
326 <span class="n">vvv</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"vvv"</span><span class="p">,</span>
327 <span class="s">"Sets tcpdump -vv option. "</span>
328 <span class="s">"Even more verbose output. "</span><span class="p">,</span>
329 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
330 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
331 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
333 <span class="n">w</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"w"</span><span class="p">,</span>
334 <span class="s">"Sets tcpdump -w option. "</span>
335 <span class="s">"Write the raw packets to file rather than parsing "</span>
336 <span class="s">"and printing them out."</span><span class="p">,</span>
337 <span class="nb">type</span> <span class="o">=</span> <span class="n">Types</span><span class="o">.</span><span class="n">Bool</span><span class="p">,</span>
338 <span class="n">default</span> <span class="o">=</span> <span class="bp">False</span><span class="p">,</span>
339 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
341 <span class="n">expression</span> <span class="o">=</span> <span class="n">Attribute</span><span class="p">(</span><span class="s">"expression"</span><span class="p">,</span>
342 <span class="s">"selects which packets will be dumped."</span><span class="p">,</span>
343 <span class="n">flags</span> <span class="o">=</span> <span class="n">Flags</span><span class="o">.</span><span class="n">Design</span><span class="p">)</span>
345 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">A</span><span class="p">)</span>
346 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">b</span><span class="p">)</span>
347 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">B</span><span class="p">)</span>
348 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">c</span><span class="p">)</span>
349 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">C</span><span class="p">)</span>
350 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">d</span><span class="p">)</span>
351 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">dd</span><span class="p">)</span>
352 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ddd</span><span class="p">)</span>
353 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">D</span><span class="p">)</span>
354 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">e</span><span class="p">)</span>
355 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">F</span><span class="p">)</span>
356 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">G</span><span class="p">)</span>
357 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">i</span><span class="p">)</span>
358 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">I</span><span class="p">)</span>
359 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">j</span><span class="p">)</span>
360 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">K</span><span class="p">)</span>
361 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">l</span><span class="p">)</span>
362 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">U</span><span class="p">)</span>
363 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">n</span><span class="p">)</span>
364 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">N</span><span class="p">)</span>
365 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">S</span><span class="p">)</span>
366 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">s</span><span class="p">)</span>
367 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">T</span><span class="p">)</span>
368 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">t</span><span class="p">)</span>
369 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">tt</span><span class="p">)</span>
370 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ttt</span><span class="p">)</span>
371 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">tttt</span><span class="p">)</span>
372 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">ttttt</span><span class="p">)</span>
373 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">v</span><span class="p">)</span>
374 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">vv</span><span class="p">)</span>
375 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">vvv</span><span class="p">)</span>
376 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">w</span><span class="p">)</span>
377 <span class="n">cls</span><span class="o">.</span><span class="n">_register_attribute</span><span class="p">(</span><span class="n">expression</span><span class="p">)</span>
379 <span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">ec</span><span class="p">,</span> <span class="n">guid</span><span class="p">):</span>
380 <span class="nb">super</span><span class="p">(</span><span class="n">LinuxTcpdump</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">__init__</span><span class="p">(</span><span class="n">ec</span><span class="p">,</span> <span class="n">guid</span><span class="p">)</span>
381 <span class="bp">self</span><span class="o">.</span><span class="n">_home</span> <span class="o">=</span> <span class="s">"tcpdump-</span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">guid</span>
382 <span class="bp">self</span><span class="o">.</span><span class="n">_sudo_kill</span> <span class="o">=</span> <span class="bp">True</span>
384 <div class="viewcode-block" id="LinuxTcpdump.do_deploy"><a class="viewcode-back" href="../../../../_layout/nepi.resources.linux.html#nepi.resources.linux.tcpdump.LinuxTcpdump.do_deploy">[docs]</a> <span class="k">def</span> <span class="nf">do_deploy</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
385 <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"command"</span><span class="p">):</span>
386 <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">"command"</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">_start_command</span><span class="p">)</span>
388 <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"env"</span><span class="p">):</span>
389 <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">"env"</span><span class="p">,</span> <span class="s">"PATH=$PATH:/usr/sbin/"</span><span class="p">)</span>
391 <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"depends"</span><span class="p">):</span>
392 <span class="bp">self</span><span class="o">.</span><span class="n">set</span><span class="p">(</span><span class="s">"depends"</span><span class="p">,</span> <span class="s">"tcpdump"</span><span class="p">)</span>
394 <span class="nb">super</span><span class="p">(</span><span class="n">LinuxTcpdump</span><span class="p">,</span> <span class="bp">self</span><span class="p">)</span><span class="o">.</span><span class="n">do_deploy</span><span class="p">()</span>
396 <span class="nd">@property</span>
397 <span class="k">def</span> <span class="nf">_start_command</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
398 <span class="n">args</span> <span class="o">=</span> <span class="p">[]</span>
399 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"sudo -S tcpdump"</span><span class="p">)</span>
400 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"A"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
401 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-A"</span><span class="p">)</span>
402 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"b"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
403 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-b"</span><span class="p">)</span>
404 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"B"</span><span class="p">):</span>
405 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-B </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"B"</span><span class="p">))</span>
406 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"c"</span><span class="p">):</span>
407 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-c </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"c"</span><span class="p">))</span>
408 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"C"</span><span class="p">):</span>
409 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-C </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"C"</span><span class="p">))</span>
410 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"d"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
411 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-d"</span><span class="p">)</span>
412 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"dd"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
413 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-dd"</span><span class="p">)</span>
414 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"ddd"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
415 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-ddd"</span><span class="p">)</span>
416 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"D"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
417 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-D"</span><span class="p">)</span>
418 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"e"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
419 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-e"</span><span class="p">)</span>
420 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"F"</span><span class="p">):</span>
421 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-F </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"F"</span><span class="p">))</span>
422 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"G"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
423 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-G"</span><span class="p">)</span>
424 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"i"</span><span class="p">):</span>
425 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-i </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"i"</span><span class="p">))</span>
426 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"I"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
427 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-I"</span><span class="p">)</span>
428 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"j"</span><span class="p">):</span>
429 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-j </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"j"</span><span class="p">))</span>
430 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"K"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
431 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-K"</span><span class="p">)</span>
432 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"l"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
433 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-l"</span><span class="p">)</span>
434 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"U"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
435 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-U"</span><span class="p">)</span>
436 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"n"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
437 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-n"</span><span class="p">)</span>
438 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"N"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
439 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-N"</span><span class="p">)</span>
440 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"S"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
441 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-S"</span><span class="p">)</span>
442 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"s"</span><span class="p">):</span>
443 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-s </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"s"</span><span class="p">))</span>
444 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"T"</span><span class="p">):</span>
445 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-T </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"T"</span><span class="p">))</span>
446 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"t"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
447 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-t"</span><span class="p">)</span>
448 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"tt"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
449 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-tt"</span><span class="p">)</span>
450 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"ttt"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
451 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-ttt"</span><span class="p">)</span>
452 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"tttt"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
453 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-tttt"</span><span class="p">)</span>
454 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"ttttt"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
455 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-ttttt"</span><span class="p">)</span>
456 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"v"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
457 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-v"</span><span class="p">)</span>
458 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"vv"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
459 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-vv"</span><span class="p">)</span>
460 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"vvv"</span><span class="p">)</span> <span class="o">==</span> <span class="bp">True</span><span class="p">:</span>
461 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-vvv"</span><span class="p">)</span>
462 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"w"</span><span class="p">):</span>
463 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="s">"-w </span><span class="si">%s</span><span class="s">"</span> <span class="o">%</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"w"</span><span class="p">))</span>
464 <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"expression"</span><span class="p">):</span>
465 <span class="n">args</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s">"expression"</span><span class="p">))</span>
467 <span class="n">command</span> <span class="o">=</span> <span class="s">" "</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="n">args</span><span class="p">)</span>
469 <span class="k">return</span> <span class="n">command</span>
471 <div class="viewcode-block" id="LinuxTcpdump.valid_connection"><a class="viewcode-back" href="../../../../_layout/nepi.resources.linux.html#nepi.resources.linux.tcpdump.LinuxTcpdump.valid_connection">[docs]</a> <span class="k">def</span> <span class="nf">valid_connection</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">guid</span><span class="p">):</span>
472 <span class="c"># TODO: Validate!</span>
473 <span class="k">return</span> <span class="bp">True</span>
474 </pre></div></div></div>
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