annotate web/templog.py @ 106:5c8404549cc0

Remove crc8.o
author Matt Johnston <matt@ucc.asn.au>
date Fri, 07 Sep 2012 22:59:26 +0800
parents ef59da811986
children 3b4277aaed3c
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1 #!/usr/bin/env python2.7
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2
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3 import binascii
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4 import hmac
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5 import zlib
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6 from datetime import datetime, timedelta
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7 import time
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8 import urllib
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9 import sys
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10
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11 import bottle
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12 from bottle import route, request, response
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14 import config
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15 import log
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17 DATE_FORMAT = '%Y%m%d-%H.%M'
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18 ZOOM_SCALE = 2.0
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20 @route('/update', method='post')
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21 def update():
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22 enc_lines = request.forms.lines
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23 mac = request.forms.hmac
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25 if hmac.new(config.HMAC_KEY, enc_lines).hexdigest() != mac:
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26 raise bottle.HTTPError(code = 403, output = "Bad key")
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28 lines = zlib.decompress(binascii.a2b_base64(enc_lines)).split('\n')
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30 log.parse(lines)
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32 return "OK"
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34 @route('/graph.png')
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35 def graph():
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36 length_minutes = int(request.query.length)
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37 end = datetime.strptime(request.query.end, DATE_FORMAT)
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38 start = end - timedelta(minutes=length_minutes)
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40 response.set_header('Content-Type', 'image/png')
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41 start_epoch = time.mktime(start.timetuple())
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42 return log.graph_png(start_epoch, length_minutes * 60)
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44 @route('/')
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45 def top():
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47 minutes = int(request.query.get('length', 26*60))
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49 if 'end' in request.query:
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50 end = datetime.strptime(request.query.end, DATE_FORMAT)
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51 else:
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52 end = datetime.now()
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54 if 'zoom' in request.query:
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55 orig_start = end - timedelta(minutes=minutes)
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56 orig_end = end
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57 xpos = int(request.query.x)
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58 xpos -= config.GRAPH_LEFT_MARGIN * config.ZOOM
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60 if xpos >= 0 and xpos < config.GRAPH_WIDTH * config.ZOOM:
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61 click_time = orig_start \
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62 + timedelta(minutes=(float(xpos) / (config.GRAPH_WIDTH * config.ZOOM)) * minutes)
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63 minutes = int(minutes / ZOOM_SCALE)
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65 end = click_time + timedelta(minutes=minutes/2)
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66 else:
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67 # zoom out
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68 minutes = int(minutes*ZOOM_SCALE)
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69 end += timedelta(minutes=minutes/2)
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71 if end > datetime.now():
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72 end = datetime.now()
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74 request.query.replace('length', minutes)
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75 request.query.replace('end', end.strftime(DATE_FORMAT))
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77 urlparams = urllib.urlencode(request.query)
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78 return bottle.template('top', urlparams=urlparams,
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79 end = end.strftime(DATE_FORMAT),
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80 length = minutes)
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82 @route('/debug')
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83 def debuglog():
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84 response.set_header('Content-Type', 'text/plain')
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85 return log.tail_debug_log()
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86
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87 def main():
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88 #bottle.debug(True)
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89 #bottle.run(reloader=True)
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90 bottle.run(server='cgi', reloader=True)
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91 #bottle.run(port=9999, reloader=True)
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93 if __name__ == '__main__':
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94 main()
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