Skip to main content

Exec

Executes a bash (Linux) or powershell (Windows) script. The check is considered passing if the script exits with 0

Docker Image variants
exec.yaml
apiVersion: canaries.flanksource.com/v1
kind: Canary
metadata:
name: exec-pass
spec:
interval: 30
exec:
- name: exec-pass-check
description: "exec dummy check"
script: |
echo "hello"
test:
expr: 'results.stdout == "hello"'
FieldDescriptionScheme
name*

Name of the check, must be unique within the canary

string

script*

Script can be a inline script or a path to a script that needs to be executed. On windows executed via Powershell and in darwin and Linux executed using bash

checkout

Specify git repository to mount to the exec process

[]GitCheckout

connections

Setup connections for the script (e.g.: aws credentials)

ExecConnection

env

Setup environment variables that are accessible to the exec process

[]EnvVar

description

Description for the check

string

display

Expression to change the formatting of the display

Expression

icon

Icon for overwriting default icon on the dashboard

Icon

labels

Labels for check

map[string]string

metrics

Metrics to export from

[]Metrics

test

Evaluate whether a check is healthy

Expression

transform

Transform data from a check into multiple individual checks

Expression

Exec with an Environment Variables
exec_artifact.yaml
apiVersion: canaries.flanksource.com/v1
kind: Canary
metadata:
name: exec-env
spec:
interval: 30
exec:
- name: exec-env
description: "exec with env"
script: |
echo -n ${FL_HELLO} ${FL_WORLD}
env:
- name: FL_HELLO
value: "hello"
- name: FL_WORLD
value: "world"
test:
expr: 'results.stdout == "hello world"'

Git Checkout

Exec with Checkout
exec_artifact.yaml
apiVersion: canaries.flanksource.com/v1
kind: Canary
metadata:
name: exec-checkout
spec:
interval: 30
exec:
- name: exec-checkout
description: "exec with git"
script: |
cat go.mod | head -n 1
checkout:
url: github.com/flanksource/duty
test:
expr: 'results.stdout == "module github.com/flanksource/duty"'
FieldDescriptionScheme
destination

Destination is the full path to where the contents of the URL should be downloaded to. If left empty, the sha256 hash of the URL is used as the dir name

url

string

certificate

EnvVar

username

EnvVar

password

EnvVar