A prometheus exporter which scrapes geth json rpc data.
## SETUP
$ go run main.go --config config.yaml &
## TEST with 'balance' module
$ curl "http://localhost:8000/probe?module=balance&target=<RPC_ENDPOINT>&address=<WALLET_ADDR>&block=<BLOCK>"
# HELP balance_wei
# TYPE balance_wei gauge
balance_wei 3.7689696e+16
## TEST with 'gas' module
$ curl "http://localhost:8000/probe?module=gas&target=<RPC_ENDPOINT>"
# HELP geth_wei
# TYPE geth_wei gauge
geth_wei 1e+09
## TEST through prometheus:
$ docker run --rm -it -p 9090:9090 -v $PWD/examples/prometheus.yml:/etc/prometheus/prometheus.yml prom/prometheusThen head over to http://localhost:9090/graph?g0.range_input=1h&g0.expr=example_value_active&g0.tab=1 or http://localhost:9090/targets to check the scraped metrics or the targets.
This config file is written in YAML format, defined by the scheme described below.
Brackets indicate that a parameter is optional.
For non-list parameters the value is set to the specified default.
modules:
[ <string>: <module> ... ] # The protocol over which the probe will take place (http, tcp, dns, icmp, grpc).
prober: <prober_string>
# The specific probe configuration - at most one of these should be specified.
name: <metric_name>
type: <result_type>
method: <rpc_method>
[ params: <array<string>> ]The specific method could be found JSON-RPC API
$ docker run -v $PWD/config.yaml:/config.yaml -p 8000:8000 rss3/geth-exporter --config=/config.yaml
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