annotate server/ts.py @ 369:dc9d63e2fd7a

UI tweaks
author Matt Johnston <matt@ucc.asn.au>
date Tue, 26 Jun 2012 21:21:40 +0800
parents 20f7161399a8
children b09c164debf6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
327
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
1 #!/usr/bin/env python2.7
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
2
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
3 BTADDR = "00:12:03:27:70:88"
349
e7f070855a22 mostly works for testing
Matt Johnston <matt@ucc.asn.au>
parents: 348
diff changeset
4 SLEEP_TIME = 5
329
740438e21ea0 Fix bugs in server code (try actually running it)
Matt Johnston <matt@ucc.asn.au>
parents: 328
diff changeset
5 # time that the bluetooth takes to get going?
740438e21ea0 Fix bugs in server code (try actually running it)
Matt Johnston <matt@ucc.asn.au>
parents: 328
diff changeset
6 EXTRA_WAKEUP = 0
740438e21ea0 Fix bugs in server code (try actually running it)
Matt Johnston <matt@ucc.asn.au>
parents: 328
diff changeset
7
330
7ac6b8846eea - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 329
diff changeset
8 FETCH_TRIES = 3
7ac6b8846eea - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 329
diff changeset
9
329
740438e21ea0 Fix bugs in server code (try actually running it)
Matt Johnston <matt@ucc.asn.au>
parents: 328
diff changeset
10 # avoid turning off the bluetooth etc.
348
536128b90573 mostly works
Matt Johnston <matt@ucc.asn.au>
parents: 346
diff changeset
11 TESTING = False
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
12
327
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
13 import sys
333
298e502fdcd4 Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 332
diff changeset
14 # for wrt
298e502fdcd4 Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 332
diff changeset
15 sys.path.append('/root/python')
298e502fdcd4 Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 332
diff changeset
16 import httplib
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
17 import time
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
18 import traceback
334
Matt Johnston <matt@ucc.asn.au>
parents: 333
diff changeset
19 import binascii
Matt Johnston <matt@ucc.asn.au>
parents: 333
diff changeset
20 import hmac
340
3baca8d980f4 - import zlib
Matt Johnston <matt@ucc.asn.au>
parents: 338
diff changeset
21 import zlib
342
ba9bfcc9c526 - fix mac/urllib to work
Matt Johnston <matt@ucc.asn.au>
parents: 340
diff changeset
22 import urllib
ba9bfcc9c526 - fix mac/urllib to work
Matt Johnston <matt@ucc.asn.au>
parents: 340
diff changeset
23 import urllib2
334
Matt Johnston <matt@ucc.asn.au>
parents: 333
diff changeset
24
Matt Johnston <matt@ucc.asn.au>
parents: 333
diff changeset
25 import config
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
26
332
05c1249da994 - Move crc16 to utils and fix it
Matt Johnston <matt@ucc.asn.au>
parents: 331
diff changeset
27 from utils import monotonic_time, retry, readline, crc16
327
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
28
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
29 lightblue = None
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
30 try:
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
31 import lightblue
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
32 except ImportError:
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
33 import bluetooth
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
34
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
35 def get_socket(addr):
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
36 if lightblue:
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
37 s = lightblue.socket()
329
740438e21ea0 Fix bugs in server code (try actually running it)
Matt Johnston <matt@ucc.asn.au>
parents: 328
diff changeset
38 s.connect((addr, 1))
330
7ac6b8846eea - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 329
diff changeset
39 s.settimeout(3)
327
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
40 else:
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
41 s = bluetooth.BluetoothSocket( bluetooth.RFCOMM )
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
42 s.connect((addr, 1))
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
43
330
7ac6b8846eea - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 329
diff changeset
44 s.setblocking(False)
7ac6b8846eea - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 329
diff changeset
45
327
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
46 return s
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
47
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
48
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
49 @retry()
327
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
50 def fetch(sock):
330
7ac6b8846eea - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 329
diff changeset
51 print "fetch"
327
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
52 sock.send("fetch\n")
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
53
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
54 crc = 0
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
55
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
56 lines = []
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
57 l = readline(sock)
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
58 if l != 'START\n':
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
59 print>>sys.stderr, "Bad expected START line '%s'\n" % l.rstrip('\n')
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
60 return None
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
61 crc = crc16(l, crc)
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
62
330
7ac6b8846eea - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 329
diff changeset
63 while True:
327
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
64 l = readline(sock)
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
65
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
66 crc = crc16(l, crc)
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
67
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
68 if l == 'END\n':
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
69 break
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
70
333
298e502fdcd4 Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 332
diff changeset
71 lines.append(l.rstrip('\n'))
327
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
72
330
7ac6b8846eea - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 329
diff changeset
73 print lines
7ac6b8846eea - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 329
diff changeset
74
327
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
75 l = readline(sock)
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
76 recv_crc = None
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
77 try:
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
78 k, v = l.rstrip('\n').split('=')
331
5de3fc71ce48 - Make the python work on openwrt
Matt Johnston <matt@ucc.asn.au>
parents: 330
diff changeset
79 print k,v
327
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
80 if k == 'CRC':
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
81 recv_crc = int(v)
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
82 if recv_crc < 0 or recv_crc > 0xffff:
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
83 recv_crc = None
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
84 except ValueError:
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
85 pass
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
86
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
87 if recv_crc is None:
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
88 print>>sys.stderr, "Bad expected CRC line '%s'\n" % l.rstrip('\n')
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
89 return None
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
90
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
91 if recv_crc != crc:
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
92 print>>sys.stderr, "Bad CRC: calculated 0x%x vs received 0x%x\n" % (crc, recv_crc)
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
93 return None
5639c74f2cbb untested simple server proxy code
Matt Johnston <matt@ucc.asn.au>
parents:
diff changeset
94
333
298e502fdcd4 Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 332
diff changeset
95 return lines
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
96
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
97 @retry()
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
98 def turn_off(sock):
329
740438e21ea0 Fix bugs in server code (try actually running it)
Matt Johnston <matt@ucc.asn.au>
parents: 328
diff changeset
99 if TESTING:
348
536128b90573 mostly works
Matt Johnston <matt@ucc.asn.au>
parents: 346
diff changeset
100 return 99
353
20f7161399a8 change timeout for readline
Matt Johnston <matt@ucc.asn.au>
parents: 349
diff changeset
101 print>>sys.stderr, "sending btoff"
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
102 sock.send("btoff\n");
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
103 # read newline
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
104 l = readline(sock)
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
105 if not l:
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
106 print>>sys.stderr, "Bad response to btoff\n"
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
107 return None
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
108
348
536128b90573 mostly works
Matt Johnston <matt@ucc.asn.au>
parents: 346
diff changeset
109 if not l.startswith('off:'):
536128b90573 mostly works
Matt Johnston <matt@ucc.asn.au>
parents: 346
diff changeset
110 print>>sys.stderr, "Bad response to btoff '%s'\n" % l
536128b90573 mostly works
Matt Johnston <matt@ucc.asn.au>
parents: 346
diff changeset
111 return None
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
112 off, next_wake = l.rstrip().split(':')
348
536128b90573 mostly works
Matt Johnston <matt@ucc.asn.au>
parents: 346
diff changeset
113 print>>sys.stderr, "Next wake %s" % next_wake
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
114
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
115 return int(next_wake)
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
116
338
12123e390169 More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 335
diff changeset
117 @retry()
12123e390169 More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 335
diff changeset
118 def clear_meas(sock):
12123e390169 More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 335
diff changeset
119 sock.send("clear\n");
12123e390169 More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 335
diff changeset
120 l = readline(sock)
12123e390169 More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 335
diff changeset
121 if l and l.rstrip() == 'cleared':
12123e390169 More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 335
diff changeset
122 return True
12123e390169 More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 335
diff changeset
123
12123e390169 More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 335
diff changeset
124 print>>sys.stderr, "Bad response to clear %s\n" % str(l)
12123e390169 More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 335
diff changeset
125 return False
12123e390169 More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 335
diff changeset
126
334
Matt Johnston <matt@ucc.asn.au>
parents: 333
diff changeset
127 def send_results(lines):
335
1e22eaf93620 work on web interface
Matt Johnston <matt@ucc.asn.au>
parents: 334
diff changeset
128 enc_lines = binascii.b2a_base64(zlib.compress('\n'.join(lines)))
342
ba9bfcc9c526 - fix mac/urllib to work
Matt Johnston <matt@ucc.asn.au>
parents: 340
diff changeset
129 mac = hmac.new(config.HMAC_KEY, enc_lines).hexdigest()
334
Matt Johnston <matt@ucc.asn.au>
parents: 333
diff changeset
130
342
ba9bfcc9c526 - fix mac/urllib to work
Matt Johnston <matt@ucc.asn.au>
parents: 340
diff changeset
131 url_data = urllib.urlencode( {'lines': enc_lines, 'hmac': mac} )
334
Matt Johnston <matt@ucc.asn.au>
parents: 333
diff changeset
132 con = urllib2.urlopen(config.UPDATE_URL, url_data)
338
12123e390169 More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 335
diff changeset
133 result = con.read(100)
12123e390169 More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 335
diff changeset
134 if result == 'OK':
12123e390169 More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 335
diff changeset
135 return True
12123e390169 More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 335
diff changeset
136 else:
12123e390169 More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 335
diff changeset
137 print>>sys.stderr, "Bad result '%s'" % result
12123e390169 More minor work
Matt Johnston <matt@ucc.asn.au>
parents: 335
diff changeset
138 return False
334
Matt Johnston <matt@ucc.asn.au>
parents: 333
diff changeset
139
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
140 def do_comms(sock):
331
5de3fc71ce48 - Make the python work on openwrt
Matt Johnston <matt@ucc.asn.au>
parents: 330
diff changeset
141 print "do_comms"
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
142 d = None
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
143 # serial could be unreliable, try a few times
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
144 for i in range(FETCH_TRIES):
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
145 d = fetch(sock)
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
146 if d:
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
147 break
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
148 time.sleep(1)
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
149 if not d:
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
150 return
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
151
333
298e502fdcd4 Add some web server handling
Matt Johnston <matt@ucc.asn.au>
parents: 332
diff changeset
152 res = send_results(d)
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
153 if not res:
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
154 return
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
155
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
156 clear_meas(sock)
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
157
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
158 next_wake = turn_off(sock)
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
159 sock.close()
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
160 return next_wake
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
161
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
162 testcount = 0
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
163
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
164 def sleep_for(secs):
329
740438e21ea0 Fix bugs in server code (try actually running it)
Matt Johnston <matt@ucc.asn.au>
parents: 328
diff changeset
165 until = monotonic_time() + secs
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
166 while True:
330
7ac6b8846eea - some fixes for server code
Matt Johnston <matt@ucc.asn.au>
parents: 329
diff changeset
167 length = until - monotonic_time()
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
168 if length <= 0:
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
169 return
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
170 time.sleep(length)
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
171
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
172 def main():
348
536128b90573 mostly works
Matt Johnston <matt@ucc.asn.au>
parents: 346
diff changeset
173 next_wake_time = 0
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
174
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
175 while True:
329
740438e21ea0 Fix bugs in server code (try actually running it)
Matt Johnston <matt@ucc.asn.au>
parents: 328
diff changeset
176 sock = None
740438e21ea0 Fix bugs in server code (try actually running it)
Matt Johnston <matt@ucc.asn.au>
parents: 328
diff changeset
177 try:
740438e21ea0 Fix bugs in server code (try actually running it)
Matt Johnston <matt@ucc.asn.au>
parents: 328
diff changeset
178 sock = get_socket(BTADDR)
740438e21ea0 Fix bugs in server code (try actually running it)
Matt Johnston <matt@ucc.asn.au>
parents: 328
diff changeset
179 except Exception, e:
740438e21ea0 Fix bugs in server code (try actually running it)
Matt Johnston <matt@ucc.asn.au>
parents: 328
diff changeset
180 print>>sys.stderr, "Error connecting:"
740438e21ea0 Fix bugs in server code (try actually running it)
Matt Johnston <matt@ucc.asn.au>
parents: 328
diff changeset
181 traceback.print_exc(file=sys.stderr)
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
182 sleep_time = SLEEP_TIME
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
183 if sock:
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
184 next_wake = None
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
185 try:
346
d6219df77c41 main.c:
Matt Johnston <matt@ucc.asn.au>
parents: 342
diff changeset
186 next_wake_interval = do_comms(sock)
348
536128b90573 mostly works
Matt Johnston <matt@ucc.asn.au>
parents: 346
diff changeset
187 next_wake_time = time.time() + next_wake_interval
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
188 except Exception, e:
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
189 print>>sys.stderr, "Error in do_comms:"
329
740438e21ea0 Fix bugs in server code (try actually running it)
Matt Johnston <matt@ucc.asn.au>
parents: 328
diff changeset
190 traceback.print_exc(file=sys.stderr)
348
536128b90573 mostly works
Matt Johnston <matt@ucc.asn.au>
parents: 346
diff changeset
191 if next_wake_time > time.time():
536128b90573 mostly works
Matt Johnston <matt@ucc.asn.au>
parents: 346
diff changeset
192 sleep_time = min(next_wake_time - time.time() - EXTRA_WAKEUP, sleep_time)
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
193
348
536128b90573 mostly works
Matt Johnston <matt@ucc.asn.au>
parents: 346
diff changeset
194 print "Sleeping for %d" % sleep_time
328
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
195 sleep_for(sleep_time)
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
196
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
197 if __name__ == '__main__':
46070aaf29ea A bit of work on the server python
Matt Johnston <matt@ucc.asn.au>
parents: 327
diff changeset
198 main()