--- /dev/null
+import logging
+import urllib2
+
+def getLogger( module ):
+ logger = logging.getLogger( module )
+ stl = logging.StreamHandler( )
+ formatter = logging.Formatter( '%(asctime)s %(name)s %(levelname)s %(message)s' )
+ stl.setFormatter( formatter )
+ logger.addHandler( stl )
+ logger.setLevel( logging.DEBUG )
+ return logger
+
+def downloadFile( file, source, target, l ):
+ l.info( "Opening %s/%s" % (source,file ) )
+ try:
+ remote = urllib2.urlopen( "%s/%s" % (source,file ) )
+ l.debug( "Open success, downloading" )
+ local = open( target + "/" + file, "w+" )
+ local.write( remote.read() )
+ except:
+ return 1
+ return 0
+
--- /dev/null
+import VLCUtil
+import shutil
+import os
+from random import randint
+import glob
+
+# Todo
+# - Correctly handle errors
+# - Launch VLC in a separate thread and detect hangs
+# - Correct path handling
+
+global conf
+global l
+
+def play_mangled( filename, logfile ):
+ os.chdir( "../.." )
+ vlc_pid = os.spawnvp( os.P_NOWAIT, "./vlc",
+ [ "vlc", "-I", "logger", "--quiet", "--stop-time", "1",
+ filename , "vlc:quit", "--logfile", logfile ])
+ ( exit_pid, exit_status ) = os.waitpid( vlc_pid, 0 )
+ os.chdir( "test/mangle" )
+ l.debug( "VLC exited with status %i" % exit_status )
+ return exit_status
+
+def mangle_file( filename, header_size, percentage , new_file):
+ shutil.copyfile( filename, new_file )
+ file = open ( new_file, "r+" )
+ for i in range( header_size ):
+ file.seek( i)
+ if( randint(0, 100/percentage) == 0 ):
+ file.write( "%i" % randint (0, 255 ));
+ file.flush()
+ file.close()
+
+def process_file_once( file, header_size ):
+ suffix = randint( 0, 65535 )
+ new_file = conf["temp_folder"] + conf["prefix"] + "%i" % suffix
+ log_file = conf["temp_folder"] + conf["log_prefix"] + "%i" % suffix
+
+ mangle_file( file, header_size, conf["mangle_ratio"], new_file )
+ status = play_mangled( new_file, log_file )
+ if( status == 0 ):
+ os.remove( new_file )
+ os.remove( log_file )
+ else:
+ l.info( "Potential crash detected : %i, saving results" % suffix )
+ shutil.move( new_file , conf["crashdir"] )
+ shutil.move( log_file , conf["crashdir"] )
+
+def process_file( file, source, header_size ):
+ l.info( "Starting work on " + file )
+
+ if( len( glob.glob( conf["inputdir"] + "/" + file ) ) == 0 ):
+ l.warn( "%s does not exist in %s" % (file, conf["inputdir"] ) )
+ if( VLCUtil.downloadFile( file, source, conf["inputdir"], l ) != 0 ):
+ l.error( "Unable to download %s" % file )
+ return
+
+ for i in range( conf["loops"] ):
+ process_file_once( conf["inputdir"] + "/" + file, header_size )
+
+l = VLCUtil.getLogger( "Mangle" )
+
+conf = {}
+conf["inputdir"] = "input"
+conf["crashdir"] = "crashers"
+conf["temp_folder"] = "/tmp/"
+conf["prefix"] = "mangle."
+conf["log_prefix"] = "vlc-log."
+conf["mangle_ratio"] = 4 # Change X% of bytes within header
+conf["loops"] = 20
+
+l.debug( "Creating folders" )
+
+try:
+ os.makedirs( conf["crashdir"] )
+ os.makedirs( conf["inputdir"] )
+ os.makedirs( conf["temp_folder"] )
+except:
+ pass
+
+
+##########
+process_file( "bl.mp4", "ftp://streams.videolan.org/streams-videolan/reference/mp4", 3000 )
+process_file( "Win98Crash.mov", "ftp://streams.videolan.org/streams-videolan/reference/mov", 3000 )
+process_file( "x264.avi", "ftp://streams.videolan.org/streams-videolan/reference/avi", 3000 )
+process_file( "batidadomontoya.wmv", "ftp://streams.videolan.org/streams-videolan/reference/asf", 3000 )
+process_file( "tarzan.ogm", "ftp://streams.videolan.org/streams-videolan/reference/ogm", 3000 )
+