github.com/ojongerius/docker@v1.11.2/hack/make/.ensure-frozen-images-windows (about)

     1  #!/bin/bash
     2  set -e
     3  
     4  # This scripts sets up the required images for Windows to Windows CI
     5  
     6  # Tag windowsservercore as latest
     7  set +e
     8  ! BUILD=$(docker images | grep windowsservercore | grep -v latest | awk '{print $2}')
     9  if [ -z $BUILD ]; then
    10  	echo "ERROR: Could not find windowsservercore images"
    11  	exit 1
    12  fi
    13  
    14  ! LATESTCOUNT=$(docker images | grep windowsservercore | grep -v $BUILD | wc -l)
    15  if [ $LATESTCOUNT -ne 1 ]; then
    16  	set -e
    17  	docker tag windowsservercore:$BUILD windowsservercore:latest
    18  	echo "INFO: Tagged windowsservercore:$BUILD with latest"
    19  fi
    20  
    21  # Busybox (requires windowsservercore)
    22  if [ -z "$(docker images | grep busybox)" ]; then
    23  	echo "INFO: Building busybox"
    24  	docker build -t busybox https://raw.githubusercontent.com/jhowardmsft/busybox/master/Dockerfile
    25  fi