| stevenvanrossem | 2fdfbf4 | 2016-05-13 15:08:47 +0200 | [diff] [blame] | 1 | """ |
| 2 | Prometheus API helper functions |
| 3 | (c) 2016 by Steven Van Rossem <steven.vanrossem@intec.ugent.be> |
| 4 | """ |
| 5 | |
| stevenvanrossem | 1a6843a | 2016-05-19 12:19:36 +0200 | [diff] [blame] | 6 | #import urllib2 |
| 7 | import requests |
| 8 | #import ast |
| stevenvanrossem | 2fdfbf4 | 2016-05-13 15:08:47 +0200 | [diff] [blame] | 9 | |
| stevenvanrossem | 48db051 | 2016-05-18 15:43:24 +0200 | [diff] [blame] | 10 | # set this to localhost for now |
| 11 | # this is correct for son-emu started outside of a container or as a container with net=host |
| 12 | prometheus_ip = '127.0.0.1' |
| stevenvanrossem | 2fdfbf4 | 2016-05-13 15:08:47 +0200 | [diff] [blame] | 13 | prometheus_port = '9090' |
| 14 | prometheus_REST_api = 'http://{0}:{1}'.format(prometheus_ip, prometheus_port) |
| 15 | |
| 16 | |
| 17 | def query_Prometheus(query): |
| 18 | url = prometheus_REST_api + '/' + 'api/v1/query?query=' + query |
| 19 | # logging.info('query:{0}'.format(url)) |
| stevenvanrossem | 1a6843a | 2016-05-19 12:19:36 +0200 | [diff] [blame] | 20 | #req = urllib2.Request(url) |
| 21 | req = requests.get(url) |
| 22 | #ret = urllib2.urlopen(req).read() |
| 23 | #ret = ast.literal_eval(ret) |
| 24 | ret = req.json() |
| stevenvanrossem | 2fdfbf4 | 2016-05-13 15:08:47 +0200 | [diff] [blame] | 25 | if ret['status'] == 'success': |
| 26 | # logging.info('return:{0}'.format(ret)) |
| 27 | try: |
| 28 | ret = ret['data']['result'][0]['value'] |
| 29 | except: |
| 30 | ret = None |
| 31 | else: |
| 32 | ret = None |
| 33 | return ret |