|
193
|
1 #!/usr/bin/env python |
|
|
2 |
|
|
3 import params |
|
|
4 import json |
|
|
5 import sys |
|
|
6 import tempfile |
|
|
7 import signal |
|
|
8 import os |
|
|
9 |
|
|
10 import config |
|
|
11 |
|
|
12 |
|
|
13 def same_type(a, b): |
|
|
14 ta = type(a) |
|
|
15 tb = type(b) |
|
|
16 |
|
|
17 if ta == int: |
|
|
18 ta = float |
|
|
19 if tb == int: |
|
|
20 tb = float |
|
|
21 |
|
|
22 return (ta == tb) |
|
|
23 |
|
|
24 def main(): |
|
|
25 |
|
|
26 i = sys.stdin.read() |
|
|
27 new_params = json.loads(i) |
|
|
28 |
|
|
29 def_params = params.Params() |
|
|
30 |
|
|
31 if def_params.viewkeys() != new_params.viewkeys(): |
|
|
32 diff = def_params.viewkeys() ^ new_params.viewkeys() |
|
|
33 return "Mismatching params, %s" % str(diff) |
|
|
34 |
|
|
35 for k, v in new_params.items(): |
|
|
36 if not same_type(v, def_params[k]): |
|
|
37 return "Bad type for %s" % k |
|
|
38 |
|
|
39 dir = os.path.dirname(config.PARAMS_FILE) |
|
|
40 |
|
|
41 try: |
|
|
42 t = tempfile.NamedTemporaryFile(prefix='config', |
|
|
43 dir = dir, |
|
|
44 delete = False) |
|
|
45 |
|
|
46 t.write(json.dumps(new_params, sort_keys=True, indent=4)+'\n') |
|
|
47 |
|
|
48 os.rename(t.name, config.PARAMS_FILE) |
|
|
49 except Exception, e: |
|
|
50 return "Problem: %s" % e |
|
|
51 |
|
|
52 try: |
|
|
53 pid = int(open('%s/tempserver.pid' % dir, 'r').read()) |
|
|
54 if pid < 2: |
|
|
55 return "Bad pid %d" % pid |
|
|
56 os.kill(pid, signal.SIGHUP) |
|
|
57 except Exception, e: |
|
|
58 return "HUP problem: %s" % e |
|
|
59 |
|
|
60 return 'Good Update' |
|
|
61 |
|
|
62 if __name__ == '__main__': |
|
|
63 print main() |
|
|
64 |
