dummy_exporter
exports meaningless metrics for Prometheus.
It is used for performance testing or developing to the prometheus ecosystem.
Go to https://github.com/kobtea/dummy_exporter/releases
$ go get -d github.com/kobtea/dummy_exporter
$ cd $GOPATH/src/github.com/kobtea/dummy_exporter
$ dep ensure
$ make build
https://hub.docker.com/r/kobtea/dummy_exporter/
$ docker run -p 9510:9510 -v /PATH/TO/config.yml:/etc/dummy_exporter.yml kobtea/dummy_exporter
$ ./dummy_exporter --help
usage: dummy_exporter [<flags>]
Flags:
-h, --help Show context-sensitive help (also try --help-long and --help-man).
--web.listen-address=":9510"
Address to listen on for web interface and telemetry
--web.telemetry-path="/metrics"
Path under which to expose metrics.
--config="" Path to config file
--log.level="info" Only log messages with the given severity or above. Valid levels: [debug, info, warn, error, fatal]
--log.format="logger:stderr"
Set the log target and format. Example: "logger:syslog?appname=bob&local=7" or "logger:stdout?json=true"
--version Show application version.
Configuration format is below.
# config.yml
metrics:
- name: <string>
# support type are "counter" and "gauge"
type: <string>
# number of metrics
size: <integer>
labels:
# label maps, it decide value with round robin
<string>: [<string>, ...]
sample
metrics:
- name: foo
type: counter
size: 1
- name: bar
type: gauge
size: 5
labels:
l1: [one, two, three]
l2: [aaa]
$ curl -s localhost:9510/metrics | egrep dummy
# HELP dummy_bar dummy gauge
# TYPE dummy_bar gauge
dummy_bar{id="0",l1="one",l2="aaa"} 0.011785717417686026
dummy_bar{id="1",l1="two",l2="aaa"} 0.5018172515345635
dummy_bar{id="2",l1="three",l2="aaa"} 0.29800435709983797
dummy_bar{id="3",l1="one",l2="aaa"} 0.7182748953550191
dummy_bar{id="4",l1="two",l2="aaa"} 0.6318883214044725
# HELP dummy_foo dummy counter
# TYPE dummy_foo counter
dummy_foo{id="0"} 1
MIT