development/keystest/keytest.py

   1 #!/usr/bin/python
   2 # -*- coding: utf-8 -*-
   3 # This script generates hundreds of random keypresses per second,
   4 #  and sends them to the lyx window
   5 # It requires xvkbd and wmctrl
   6 # It generates a log of the KEYCODES it sends as development/keystest/out/KEYCODES
   7
   8 import random
   9 import os
  10 import re
  11 import sys
  12 import time
  13 #from subprocess import call
  14 import subprocess
  15
  16 print 'Beginning keytest.py'
  17
  18 DELAY = '59'
  19
  20 class CommandSource:
  21
  22     def __init__(self):
  23         keycode = [
  24             "\[Left]",
  25             '\[Right]',
  26             '\[Down]',
  27             '\[Up]',
  28             '\[BackSpace]',
  29             '\[Delete]',
  30             '\[Escape]',
  31             ]
  32         keycode[:0] = keycode
  33         keycode[:0] = keycode
  34
  35         keycode[:0] = ['\\']
  36
  37         for k in range(97, 123):
  38             keycode[:0] = chr(k)
  39
  40         for k in range(97, 123):
  41             keycode[:0] = ["\A" + chr(k)]
  42
  43         for k in range(97, 123):
  44             keycode[:0] = ["\A" + chr(k)]
  45
  46         for k in range(97, 123):
  47             keycode[:0] = ["\C" + chr(k)]
  48
  49         self.keycode = keycode
  50         self.count = 0
  51         self.count_max = 1999
  52
  53     def getCommand(self):
  54         self.count = self.count + 1
  55         if self.count % 200 == 0:
  56             return 'RaiseLyx'
  57         elif self.count > self.count_max:
  58             os._exit(0)
  59         else:
  60             keystr = ''
  61             for k in range(1, 2):
  62                 keystr = keystr + self.keycode[random.randint(1,
  63                         len(self.keycode)) - 1]
  64             return 'KK: ' + keystr
  65
  66
  67 class CommandSourceFromFile(CommandSource):
  68
  69     def __init__(self, filename, p):
  70
  71         self.infile = open(filename, 'r')
  72         self.lines = self.infile.readlines()
  73         self.infile.close()
  74         linesbak = self.lines
  75         self.p = p
  76         print p, self.p, 'self.p'
  77         self.i = 0
  78         self.count = 0
  79         self.loops = 0
  80
  81         # Now we start randomly dropping lines, which we hope are redundant
  82         # p is the probability that any given line will be removed
  83
  84         if p > 0.001:
  85             if random.uniform(0, 1) < 0.5:
  86                 print 'randomdrop_independant\n'
  87                 self.randomdrop_independant()
  88             else:
  89                 print 'randomdrop_slice\n'
  90                 self.randomdrop_slice()
  91         if screenshot_out is None:
  92             count_atleast = 100
  93         else:
  94             count_atleast = 1
  95         self.max_count = max(len(self.lines) + 20, count_atleast)
  96         if len(self.lines) < 1:
  97             self.lines = linesbak
  98
  99     def randomdrop_independant(self):
 100         p = self.p
 101
 102         # The next couple of lines are to ensure that at least one line is dropped
 103
 104         drop = random.randint(0, len(self.lines) - 1)
 105         del self.lines[drop]
 106         p = p - 1 / len(self.lines)
 107         origlines = self.lines
 108         self.lines = []
 109         for l in origlines:
 110             if random.uniform(0, 1) < self.p:
 111                 print 'Randomly dropping line ' + l + '\n'
 112             else:
 113                 self.lines.append(l)
 114         print 'LINES\n'
 115         print self.lines
 116         sys.stdout.flush()
 117
 118     def randomdrop_slice(self):
 119         lines = self.lines
 120         if random.uniform(0, 1) < 0.4:
 121             lines.append(lines[0])
 122             del lines[0]
 123         num_lines = len(lines)
 124         max_drop = max(5, num_lines / 5)
 125         num_drop = random.randint(1, 5)
 126         drop_mid = random.randint(0, num_lines)
 127         drop_start = max(drop_mid - num_drop / 2, 0)
 128         drop_end = min(drop_start + num_drop, num_lines)
 129         print drop_start, drop_mid, drop_end
 130         print lines
 131         del lines[drop_start:drop_end]
 132         print lines
 133         self.lines = lines
 134
 135     def getCommand(self):
 136         if self.count >= self.max_count:
 137             os._exit(0)
 138         if self.i >= len(self.lines):
 139             self.loops = self.loops + 1
 140             self.i = 0
 141             return 'Loop'
 142         line = self.lines[self.i]
 143         self.count = self.count + 1
 144         self.i = self.i + 1
 145         print 'Line read: <<' + line + '>>\n'
 146         return line.rstrip('\n').rstrip()
 147
 148
 149 def lyx_sleeping():
 150     fname = '/proc/' + lyx_pid + '/status'
 151     if not os.path.exists(fname):
 152         return False
 153     f = open(fname, 'r')
 154     lines = f.readlines()
 155     sleeping = lines[1].find('(sleeping)') > 0
 156
 157     # print 'LYX_STATE', lines[1] , 'SLEEPING=', sleeping
 158
 159     return sleeping
 160
 161
 162 def sendKeystring(keystr, LYX_PID):
 163
 164     # print "sending keystring "+keystr+"\n"
 165
 166     if not re.match(".*\w.*", keystr):
 167         print 'print .' + keystr + '.\n'
 168         keystr = 'a'
 169     before_secs = time.time()
 170     while not lyx_sleeping():
 171         time.sleep(0.02)
 172         print '.',
 173         if time.time() - before_secs > 180:
 174             print 'Killing due to freeze (KILL_FREEZE)'
 175
 176             # Do profiling, but sysprof has no command line interface?
 177             # os.system("killall -KILL lyx")
 178
 179             os._exit(1)
 180     if not screenshot_out is None:
 181         while not lyx_sleeping():
 182             time.sleep(0.02)
 183             print '.',
 184         print 'Making Screenshot: ' + screenshot_out
 185         time.sleep(0.2)
 186         os.system('import -window root '+screenshot_out+str(x.count)+".png")
 187         time.sleep(0.1)
 188     sys.stdout.flush()
 189     subprocess.call(["xvkbd", "-xsendevent", "-delay", DELAY, "-text", keystr])
 190
 191 def RaiseWindow():
 192     os.system("echo x-session-manager PID: $X_PID.")
 193     os.system("echo x-session-manager open files: `lsof -p $X_PID | grep ICE-unix | wc -l`")
 194     os.system("wmctrl -l | ( grep '"+lyx_window_name+"' || ( killall lyx ; sleep 1 ; killall -9 lyx ))")
 195     os.system("wmctrl -R '"+lyx_window_name+"' ;sleep 0.1")
 196
 197
 198 lyx_pid = os.environ.get('LYX_PID')
 199 print 'lyx_pid: ' + lyx_pid + '\n'
 200 infilename = os.environ.get('KEYTEST_INFILE')
 201 outfilename = os.environ.get('KEYTEST_OUTFILE')
 202 max_drop = os.environ.get('MAX_DROP')
 203 lyx_window_name = os.environ.get('LYX_WINDOW_NAME')
 204 screenshot_out = os.environ.get('SCREENSHOT_OUT')
 205
 206 file_new_command = os.environ.get('FILE_NEW_COMMAND')
 207 if file_new_command is None:
 208     file_new_command = "\Afn"
 209
 210 ResetCommand = os.environ.get('RESET_COMMAND')
 211 if ResetCommand is None:
 212     ResetCommand = "\[Escape]\[Escape]\[Escape]\[Escape]" + file_new_command
 213     #ResetCommand="\[Escape]\[Escape]\[Escape]\[Escape]\Cw\Cw\Cw\Cw\Cw\Afn"
 214
 215 if lyx_window_name is None:
 216     lyx_window_name = 'LyX'
 217
 218 print 'outfilename: ' + outfilename + '\n'
 219 print 'max_drop: ' + max_drop + '\n'
 220
 221 if infilename is None:
 222     print 'infilename is None\n'
 223     x = CommandSource()
 224     print 'Using x=CommandSource\n'
 225 else:
 226     print 'infilename: ' + infilename + '\n'
 227     probability_we_drop_a_command = random.uniform(0, float(max_drop))
 228     print 'probability_we_drop_a_command: '
 229     print '%s' % probability_we_drop_a_command
 230     print '\n'
 231     x = CommandSourceFromFile(infilename, probability_we_drop_a_command)
 232     print 'Using x=CommandSourceFromFile\n'
 233
 234 outfile = open(outfilename, 'w')
 235
 236 RaiseWindow()
 237 sendKeystring("\Afn", lyx_pid)
 238 write_commands = True
 239
 240 while True:
 241     os.system('echo -n LOADAVG:; cat /proc/loadavg')
 242     c = x.getCommand()
 243     if c == 'Loop':
 244         outfile.close()
 245         outfile = open(outfilename + '+', 'w')
 246         print 'Now Looping'
 247     outfile.writelines(c + '\n')
 248     outfile.flush()
 249     if c == 'RaiseLyx':
 250         print 'Raising Lyx'
 251         RaiseWindow()
 252     elif c[0:4] == 'KK: ':
 253         if os.path.exists('/proc/' + lyx_pid + '/status'):
 254             sendKeystring(c[4:], lyx_pid)
 255         else:
 256             os.system('killall lyx; sleep 2 ; killall -9 lyx')
 257             print 'No path /proc/' + lyx_pid + '/status, exiting'
 258             os._exit(1)
 259     elif c[0:4] == 'KD: ':
 260         DELAY = c[4:].rstrip('\n')
 261         print 'Setting DELAY to ' + DELAY + '.'
 262     elif c == 'Loop':
 263         RaiseWindow()
 264         sendKeystring(ResetCommand, lyx_pid)
 265     else:
 266         print "Unrecognised Command '" + c + "'\n"