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Description:
promurlchecker 0.0.4
prometheus-url-checker
This little script periodically checks all configured urls with a HTTP HEAD request. The requests http code will be returned as prometheus compatible metric (gauge).
Links
official docs
Install
The packages uses the flit packager and requires python 3.6.
pip3 install flit
flit install
Usage
The application is very simple to configure. Simply set the URLS environment variable and start the server with prom-url-checker. You can see the metrics opening http://127.0.0.1:9999/metrics. To integrate this into your prometheus environment, simply add a new prometheus endpoint.
A very simple cli allows the configuration of all necessary parameters.
prom-url-checker starts the metrics server on 127.0.0.1:9999 using the URLS environmental variable
prom-url-checker --help show's available cli options:
Options:
--host=STR Host ip to serve on. (default: 127.0.0.1)
--port=STR Port to use (default: 9999)
-s, --sleeptime=INT Sleeptime during checks (default: 5)
--urls=STR Comma seperated list of urls to check, e.g. --urls https://test.domain.de,http://domain.de. If unset, the environment variable URLS will be used instead.
-d, --debug Enable debugging mode
Other actions:
-h, --help Show the help
Metrics
# HELP request_in_progress Number of requests in progress
# TYPE request_in_progress gauge
request_in_progress{app="url_health_checker",host="f8cad31124a6",route="/"} 0
# HELP url_health Health status of a url.
# TYPE url_health gauge
url_health{app="url_health_checker",host="f8cad31124a6",url="https://google.com"} 301
url_health{app="url_health_checker",host="f8cad31124a6",url="https://github.com"} 200
# HELP url_health_request_processing_seconds Time spent processing request
# TYPE url_health_request_processing_seconds summary
url_health_request_processing_seconds{app="url_health_checker",host="f8cad31124a6",quantile="0.5"} 0.17756042900145985
url_health_request_processing_seconds{app="url_health_checker",host="f8cad31124a6",quantile="0.9"} 0.2960943900034181
url_health_request_processing_seconds{app="url_health_checker",host="f8cad31124a6",quantile="0.99"} 0.2960943900034181
url_health_request_processing_seconds_count{app="url_health_checker",host="f8cad31124a6"} 14
url_health_request_processing_seconds_sum{app="url_health_checker",host="f8cad31124a6"} 3.8046043350186665
License
For personal and professional use. You cannot resell or redistribute these repositories in their original state.
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