faas-grafana-annotate

An OpenFaaS function to create annotations in Grafana (>= v4.6).

Install faas-cli

curl -sSL https://cli.openfaas.com | sudo sh

Supported Request Parameters

• body (string, text/plain)
• query string
  • tag (string, multiple, optional)
  • panelId (int, optional)
  • dashboardId (int, optional)

By default, if no tags are provided, the tag “global” is used for your annotation. In your dashboard, make sure Annotations & Alerts is enabled and filtered by the appropriate tag.

Function Configuration

• environment
  • grafana_url
• secrets
  • grafana-api-token
  • grafana-username
  • grafana-password

This function prioritizes grafana-api-token first, then falls back to basic authentication provided by grafana-username and grafana-password.

Grafana Configuration

1) Add new API key (User icon -> API Keys) w/ Editor role
2) In your dashboard, click gear icon -> Annotations -> enable

In your dashboard, make sure Annotations & Alerts is enabled and and filtered by the appropriate tag.

Deployment Examples

faas-cli (from Docker)

faas-cli deploy --image acornies/grafana-annotate --env grafana_url=http://example:3000

faas-cli (from source)

faas-cli deploy -f ./grafana-annotate.yml --env grafana_url=http://example:3000

Invoke Examples

faas-cli

faas-cli invoke grafana-annotate --query tag=global --query tag=faas --query dashboardId=1 --query panelId=1 --gateway http://localhost:8080

curl

curl -XPOST -d 'test annotation' "http://localhost:8080/function/grafana-annotate?tag=global&tag=faas&tag=application"

Screenshot Example