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Commit ebdd328

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eh-ameh-am
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Feat/support variables in queries (#2)
feat: support queries with variables
1 parent 2f40056 commit ebdd328

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12 files changed

+1426
-50
lines changed

12 files changed

+1426
-50
lines changed

‎docker-compose.yml

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---
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version: '3.9'
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services:
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grafana:
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image: grafana/grafana:8.1.1
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volumes:
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- ./dist:/var/lib/grafana/plugins/pyroscope-datasource
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- ./grafana.ini:/etc/grafana/grafana.ini
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- ./grafana-provisioning:/etc/grafana/provisioning
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environment:
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- GF_PLUGINS_ALLOW_LOADING_UNSIGNED_PLUGINS=pyroscope-datasource,pyroscope-panel
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- GF_INSTALL_PLUGINS=https://github.com/pyroscope-io/grafana-panel-plugin/releases/download/v1.1.0/pyroscope-panel-1.1.0.zip;pyroscope-panel
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ports:
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- 3000:3000
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pyroscope:
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image:
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'pyroscope/pyroscope:latest'
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ports:
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- 4040:4040
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command:
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- server
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environment:
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- PYROSCOPE_LOG_LEVEL=info
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# an app with tags
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app:
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build: golang-example
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environment:
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- PYROSCOPE_SERVER_ADDRESS=http://pyroscope:4040

‎golang-example/Dockerfile

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FROM golang:1.15.6
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WORKDIR /go/src/app
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COPY main.go ./main.go
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RUN go get -d ./
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RUN go build -o main .
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RUN adduser --disabled-password --gecos --quiet pyroscope
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USER pyroscope
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CMD ["./main"]

‎golang-example/main.go

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package main
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import (
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"context"
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"os"
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"runtime/pprof"
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"github.com/pyroscope-io/client/pyroscope"
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)
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//go:noinline
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func work(n int) {
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// revive:disable:empty-block this is fine because this is a example app, not real production code
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for i := 0; i < n; i++ {
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}
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// revive:enable:empty-block
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}
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func fastFunction(c context.Context) {
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pyroscope.TagWrapper(c, pyroscope.Labels("function", "fast"), func(c context.Context) {
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work(20000000)
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})
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}
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func slowFunction(c context.Context) {
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// standard pprof.Do wrappers work as well
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pprof.Do(c, pprof.Labels("function", "slow"), func(c context.Context) {
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work(80000000)
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})
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}
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func main() {
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serverAddress := os.Getenv("PYROSCOPE_SERVER_ADDRESS")
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if serverAddress == "" {
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serverAddress = "http://localhost:4040"
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}
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pyroscope.Start(pyroscope.Config{
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ApplicationName: "simple.golang.app",
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ServerAddress: serverAddress,
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Logger: pyroscope.StandardLogger,
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})
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pyroscope.TagWrapper(context.Background(), pyroscope.Labels("foo", "bar"), func(c context.Context) {
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for {
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fastFunction(c)
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slowFunction(c)
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}
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})
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}

‎grafana-provisioning/dashboards/main.yml

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apiVersion: 1
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providers:
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- name: dashboards
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type: file
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updateIntervalSeconds: 5
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options:
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path: /etc/grafana/provisioning/dashboards

‎grafana-provisioning/dashboards/panel-with-tag-variables.json

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{
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"annotations": {
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"list": [
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{
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"builtIn": 1,
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"datasource": "-- Grafana --",
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"enable": true,
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"hide": true,
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"iconColor": "rgba(0, 211, 255, 1)",
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"name": "Annotations & Alerts",
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"target": {
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"limit": 100,
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"matchAny": false,
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"tags": [],
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"type": "dashboard"
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},
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"type": "dashboard"
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}
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]
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},
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"editable": true,
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"gnetId": null,
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"graphTooltip": 0,
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"iteration": 1641309987641,
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"links": [],
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"panels": [
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{
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"datasource": "Pyroscope",
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"gridPos": {
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"h": 17,
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"w": 24,
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"x": 0,
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"y": 0
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},
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"id": 2,
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"options": {
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"showToolbar": false
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},
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"targets": [
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{
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"format": "json",
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"from": "now-1h",
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"name": "simple.golang.app.cpu{function=\"$function\"}",
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"queryType": "randomWalk",
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"refId": "A",
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"until": "now"
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}
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],
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"title": "simple.golang.app.cpu",
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"type": "pyroscope-panel"
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}
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],
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"schemaVersion": 30,
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"style": "dark",
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"tags": [],
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"templating": {
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"list": [
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{
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"allValue": null,
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"current": {
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"selected": true,
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"text": "fast",
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"value": "fast"
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},
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"description": null,
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"error": null,
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"hide": 0,
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"includeAll": false,
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"label": null,
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"multi": false,
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"name": "function",
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"options": [
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{
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"selected": false,
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"text": "slow",
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"value": "slow"
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},
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{
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"selected": true,
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"text": "fast",
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"value": "fast"
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}
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],
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"query": "slow,fast",
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"queryValue": "",
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"skipUrlSync": false,
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"type": "custom"
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}
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]
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},
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"time": {
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"from": "now-30m",
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"to": "now"
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},
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"timepicker": {},
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"timezone": "",
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"title": "Panel with variable for tags",
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"uid": "panel-with-tag-variable",
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"version": 2
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}

‎grafana-provisioning/dashboards/panel-with-variable.json

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{
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"annotations": {
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"list": [
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{
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"builtIn": 1,
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"datasource": "-- Grafana --",
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"enable": true,
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"hide": true,
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"iconColor": "rgba(0, 211, 255, 1)",
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"name": "Annotations & Alerts",
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"target": {
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"limit": 100,
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"matchAny": false,
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"tags": [],
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"type": "dashboard"
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},
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"type": "dashboard"
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}
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]
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},
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"editable": true,
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"gnetId": null,
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"graphTooltip": 0,
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"iteration": 1641304888885,
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"links": [],
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"panels": [
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{
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"datasource": "Pyroscope",
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"gridPos": {
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"h": 9,
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"w": 12,
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"x": 0,
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"y": 0
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},
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"id": 2,
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"options": {
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"showToolbar": false
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},
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"targets": [
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{
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"format": "json",
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"from": "now-1h",
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"name": "$query",
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"queryType": "randomWalk",
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"refId": "A",
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"until": "now"
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}
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],
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"title": "$query",
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"type": "pyroscope-panel"
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}
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],
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"schemaVersion": 30,
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"style": "dark",
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"tags": [],
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"templating": {
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"list": [
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{
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"allValue": null,
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"current": {
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"selected": true,
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"text": "pyroscope.server.inuse_objects",
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"value": "pyroscope.server.inuse_objects"
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},
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"description": null,
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"error": null,
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"hide": 0,
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"includeAll": false,
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"label": null,
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"multi": false,
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"name": "query",
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"options": [
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{
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"selected": false,
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"text": "pyroscope.server.cpu",
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"value": "pyroscope.server.cpu"
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},
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{
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"selected": false,
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"text": "pyroscope.server.alloc_objects",
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"value": "pyroscope.server.alloc_objects"
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},
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{
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"selected": false,
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"text": "pyroscope.server.alloc_space",
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"value": "pyroscope.server.alloc_space"
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},
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{
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"selected": true,
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"text": "pyroscope.server.inuse_objects",
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"value": "pyroscope.server.inuse_objects"
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}
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],
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"query": "pyroscope.server.cpu,pyroscope.server.alloc_objects,pyroscope.server.alloc_space,pyroscope.server.inuse_objects",
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"queryValue": "",
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"skipUrlSync": false,
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"type": "custom"
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}
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]
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},
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"time": {
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"from": "now-5m",
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"to": "now"
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},
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"timepicker": {},
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"timezone": "",
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"title": "Panel with variable",
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"uid": "panel-with-variable",
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"version": 1
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}

‎grafana-provisioning/dashboards/single-panel.json

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{
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"annotations": {
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"list": [
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{
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"builtIn": 1,
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"datasource": "-- Grafana --",
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"enable": true,
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"hide": true,
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"iconColor": "rgba(0, 211, 255, 1)",
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"name": "Annotations & Alerts",
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"target": {
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"limit": 100,
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"matchAny": false,
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"tags": [],
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"type": "dashboard"
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},
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"type": "dashboard"
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}
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]
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},
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"editable": true,
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"gnetId": null,
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"graphTooltip": 0,
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"links": [],
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"panels": [
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{
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"datasource": "Pyroscope",
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"gridPos": {
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"h": 17,
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"w": 24,
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"x": 0,
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"y": 0
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},
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"id": 2,
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"options": {
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"showToolbar": false
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},
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"pluginVersion": "7.3.6",
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"targets": [
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{
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"format": "json",
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"from": "now-1h",
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"name": "pyroscope.server.cpu",
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"queryType": "randomWalk",
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"refId": "A",
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"until": "now"
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}
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],
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"timeFrom": null,
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"timeShift": null,
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"title": "Pyroscope Server CPU",
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"type": "pyroscope-panel"
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}
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],
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"refresh": "",
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"schemaVersion": 30,
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"style": "dark",
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"tags": [],
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"templating": {
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"list": []
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},
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"time": {
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"from": "now-5m",
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"to": "now"
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},
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"timepicker": {},
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"timezone": "",
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"title": "Single Panel Dashboard",
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"uid": "single-panel",
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"version": 3
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}

‎grafana-provisioning/datasources/datasources.yml

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---
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apiVersion: 1
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datasources:
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- name: Pyroscope
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type: pyroscope-datasource
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access: proxy
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orgId: 1
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uid: pyroscope
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jsonData:
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path: http://pyroscope:4040

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