Check Docker Container Health

is-container-healthy.sh

#!/bin/bash

function is_container_healthy {
  INSTANCE_ID=$(docker ps --filter "name=$1" --format "{{.ID}}")
  IS_HEALTHY=$(docker inspect -f '{{if eq "healthy" .State.Health.Status}}0{{else}}1{{end}}' "${INSTANCE_ID}")
  return "${IS_HEALTHY}"
}

run-aws-command.sh

#!/bin/bash

# Get available instance IDs below:
# aws ec2 describe-instances

INSTANCE_ID="i-00000000000000000"

DOCKER_PS_ID=$(aws ssm send-command --instance-ids "${INSTANCE_ID}" --document-name "AWS-RunShellScript" --parameters "commands=sudo docker ps --format '{{.Names}}'" --query "Command.CommandId" --output text)

while true; do
  sleep 1
  DOCKER_PS_STATUS=$(aws ssm list-command-invocations --instance-id "${INSTANCE_ID}" --command-id "${DOCKER_PS_ID}" --query "CommandInvocations[].Status" --output text)
  echo "Command execution on \"${INSTANCE_ID}\" is \"${DOCKER_PS_STATUS}\"..."
  [[ "${DOCKER_PS_STATUS}" == "InProgess" ]] || break
done

DOCKER_PS_RESULT=$(aws ssm list-command-invocations --instance-id "${INSTANCE_ID}" --command-id "${DOCKER_PS_ID}" --details --query "CommandInvocations[].CommandPlugins[].Output" --output text)

echo "${DOCKER_PS_RESULT}"