300-910 Question #66: Real Exam Question with Answer & Explanation

Question

Refer to the exhibit. A docker-compose.yml file implements a postgres database container. Which .gitlab-ci.yml code block checks the health status of the container and stops the pipeline if the container is unhealthy?

Options

• AValidate Application Infrastructure: stage: Validate_Infrastructure before_script: - apk add --no-cache docker-compose script: - docker-compose up - sleep 15s - health_state = $(docker container logs postgres_data | grep healthcheck) - health_state == 'healthy'
• BValidate Application Infrastructure: stage: Validate_Infrastructure before_script: - apk add --no-cache docker-compose script: - docker-compose up - sleep 15s - health_state = $(docker container attach postgres_data \ | psql -U username postgres status) - health_state == 'running'
• CValidate Application Infrastructure: stage: Validate_Infrastructure before_script: - apk add --no-cache docker-compose script: - docker-compose up -d - sleep 15s - health_state=$(docker container inspect postgres_data --format='{{.State.Health.Status}}') - If [[ "$health_state" != "healthy" ]]; then exit 1; fi
• DValidate Application Infrastructure: stage: Validate_Infrastructure before_script: - apk add --no-cache docker-compose script: - docker-compose up - sleep 15s - health_state = $(docker container state postgres | grep "Health_status" | grep "running") - If [[ "$health_state" == "running" ]]; then exit 1; fi