Merge pull request #178 from rkoumis/172-post-to-flowsynth-compile-tr…

…y-again

Be able to pre-fill the flowsynth compile page via GET or POST

README.rst

@@ -1305,6 +1305,27 @@ build mode wizards. After the synth has been submitted, a pcap will be generated
 and a download link provided. The pcap can also be directly submitted from the web interface 
 to Dalton, to be used in a Suricata or Snort job.
 
+It's also possible to pre-populate the compile page, either via a GET or POST request.
+
+Example 1:
+
+.. code:: text
+
+    http://127.0.0.1/flowsynth/compile?flowsynth=_flowsynth_code_goes_here_
+
+Example 2:
+
+.. code-block:: html
+
+    <form action="http://127.0.0.1/flowsynth/compile" method="POST">
+      <div>
+        <label for="synth">What do you want to synth?</label>
+        <textarea rows=20 class="field span11" name="synth"></textarea>
+      </div>
+      <input type="submit">
+    </form>
+
+
 Zeek
 ====
 

app/flowsynth.py

@@ -1,18 +1,17 @@
-import random
-import subprocess
-import shlex
 import hashlib
-import os
-import logging
 import json
-import sys
+import logging
+import os
 import random
-import tempfile
 import re
+import shlex
+import subprocess
+import tempfile
 from logging.handlers import RotatingFileHandler
-from . import certsynth
 
-from flask import Blueprint, render_template, request, Response, redirect
+from flask import Blueprint, Response, redirect, render_template, request
+
+from . import certsynth
 from .dalton import FS_BIN_PATH as BIN_PATH
 from .dalton import FS_PCAP_PATH as PCAP_PATH
 
@@ -254,7 +253,7 @@ def compile_fs():
     proc = subprocess.Popen(shlex.split(command), stdout = subprocess.PIPE, stderr = subprocess.PIPE)
     output = proc.communicate()[0]
 
-	#parse flowsynth json
+    # parse flowsynth json
     try:
         synthstatus = json.loads(output)
     except ValueError:
@@ -268,9 +267,10 @@ def compile_fs():
     #render the results page
     return render_template('/pcapwg/packet.html', buildstatus = synthstatus, filename=fname)
 
-@flowsynth_blueprint.route('/compile')
+@flowsynth_blueprint.route('/compile', methods=['GET', 'POST'])
 def compile_page():
-    return render_template('/pcapwg/compile.html', page='compile')
+    flowsynth = request.values.get('flowsynth', '')
+    return render_template('/pcapwg/compile.html', page='compile', flowsynth_code=flowsynth)
 
 @flowsynth_blueprint.route('/about')
 def about_page():