Mercurial > templog

comparison web/templog.py @ 244:2071d939e4ff

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use base64 data, faster
author Matt Johnston <matt@ucc.asn.au>
date Thu, 21 May 2015 00:00:10 +0800
parents c90190a380c6
children c490de0cf17e
comparison
equal deleted inserted replaced
240:c90190a380c6 244:2071d939e4ff
49 49
50 log.parse(params) 50 log.parse(params)
51 51
52 return "OK" 52 return "OK"
53 53
54 def make_graph(length, end):
55 length_minutes = int(length)
56 end = datetime.strptime(end, DATE_FORMAT)
57 start = end - timedelta(minutes=length_minutes)
58
59 start_epoch = time.mktime(start.timetuple())
60 return log.graph_png(start_epoch, length_minutes * 60)
61
62 def encode_data(data, mimetype):
63 return 'data:%s;base64,%s' % (mimetype, binascii.b2a_base64(data).rstrip())
64
65
54 @route('/graph.png') 66 @route('/graph.png')
55 def graph(): 67 def graph():
56 length_minutes = int(request.query.length)
57 end = datetime.strptime(request.query.end, DATE_FORMAT)
58 start = end - timedelta(minutes=length_minutes)
59
60 response.set_header('Content-Type', 'image/png') 68 response.set_header('Content-Type', 'image/png')
61 start_epoch = time.mktime(start.timetuple()) 69 return make_graph(request.query.length, request.query.end)
62 return log.graph_png(start_epoch, length_minutes * 60)
63 70
64 @route('/set/update', method='post') 71 @route('/set/update', method='post')
65 def set_update(): 72 def set_update():
66 post_json = json.loads(request.forms.data) 73 post_json = json.loads(request.forms.data)
67 74
119 126
120 request.query.replace('length', minutes) 127 request.query.replace('length', minutes)
121 request.query.replace('end', end.strftime(DATE_FORMAT)) 128 request.query.replace('end', end.strftime(DATE_FORMAT))
122 129
123 urlparams = urllib.urlencode(request.query) 130 urlparams = urllib.urlencode(request.query)
131 graphdata = encode_data(make_graph(request.query.length, request.query.end), 'image/png')
124 return bottle.template('top', urlparams=urlparams, 132 return bottle.template('top', urlparams=urlparams,
125 end = end.strftime(DATE_FORMAT), 133 end = end.strftime(DATE_FORMAT),
126 length = minutes) 134 length = minutes,
135 graphwidth = config.GRAPH_WIDTH,
136 graphdata = graphdata)
127 137
128 @route('/debug') 138 @route('/debug')
129 def debuglog(): 139 def debuglog():
130 response.set_header('Content-Type', 'text/plain') 140 response.set_header('Content-Type', 'text/plain')
131 return log.tail_debug_log() 141 return log.tail_debug_log()