Waits until services report as healthy, all services must have a health check defined.

docker-compose-health.sh

#!/bin/bash

set -e

# Grab args, shift first off as the timeout.
END=$((SECONDS+$1))
shift
SERVICES=( $@ )

# Wait for the services to report as healthy.
while [ $SECONDS -lt $END ]; do
  READY=1

  # Loop through services, check their health.
  for SERVICE in "${SERVICES[@]}"
  do
    STATUS=`docker inspect --format='{{.State.Health.Status}}' $SERVICE` || true
    if [ "$STATUS" != "healthy" ]; then
      echo "Service ${SERVICE} not ready..."
      READY=0
    fi
  done

  # None reporting anything other than "healthy".
  if [ "$READY" -eq 1 ]; then
    echo "Services ready."
    exit 0
  fi

  sleep 1
done

echo "Services not ready within limit."
exit 1