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example | ||
jsonexporter | ||
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gow | ||
json_exporter.go | ||
LICENSE | ||
README.md |
prometheus-json-exporter
A prometheus exporter which scrapes remote JSON by JSONPath.
Build
./gow get .
./gow build -o json_exporter .
Example Usage
$ cat example/data.json
{
"counter": 1234,
"values": [
{
"id": "id-A",
"count": 1,
"state": "ACTIVE"
},
{
"id": "id-B",
"count": 2,
"state": "INACTIVE"
},
{
"id": "id-C",
"count": 3,
"state": "ACTIVE"
},
]
}
$ cat example/config.yml
- name: example_global_value
path: $.counter
labels:
environment: beta # static label
- name: example_value
type: object
path: $.values[*]?(@.state == "ACTIVE")
labels:
environment: beta # static label
id: $.id # dynamic label
values:
active: 1 # static value
count: $.count # dynamic value
$ python -m SimpleHTTPServer 8000 &
Serving HTTP on 0.0.0.0 port 8000 ...
$ ./json_exporter http://localhost:8000/example/data.json example/config.yml &
INFO[2016-02-08T22:44:38+09:00] metric registered;name:<example_global_value>
INFO[2016-02-08T22:44:38+09:00] metric registered;name:<example_value_active>
INFO[2016-02-08T22:44:38+09:00] metric registered;name:<example_value_count>
127.0.0.1 - - [08/Feb/2016 22:44:38] "GET /example/data.json HTTP/1.1" 200 -
$ curl http://localhost:7979/metrics | grep ^example
example_global_value{environment="beta"} 1234
example_value_active{environment="beta",id="id-A"} 1
example_value_active{environment="beta",id="id-C"} 1
example_value_count{environment="beta",id="id-A"} 1
example_value_count{environment="beta",id="id-C"} 3
See Also
- kawamuray/jsonpath : For syntax reference of JSONPath. Originally forked from nicksardo/jsonpath(now is https://github.com/NodePrime/jsonpath).