This content is associated with a legacy version of the Replicated product. For the current Replicated product documentation, see docs.replicated.com.
Docker Container Count
Below is an example of an analyzer that will parse the output of the docker info command and display the number of containers running.
analyze:
v1:
- name: docker.containers.count
labels:
iconKey: docker_container
desiredPosition: "3"
insight:
primary: '{{repl .runningContainers}}'
detail: '{{repl .runningContainers}} containers running'
severity: info
registerVariables:
- name: runningContainers
fileMatch:
pathRegexps:
- /docker_info\.json
regexpCapture:
regexp: '"ContainersRunning": *([^",\n]+)'
index: 1
evaluateConditions:
- condition:
not:
empty: {}
variableRef: runningContainers
insightOnFalse:
primary: "?"
detail: Could not determine number of running docker containers
severity: warn
labels:
iconKey: no_docker