115 lines
3.1 KiB
Bash
Executable File
115 lines
3.1 KiB
Bash
Executable File
#! /bin/bash -e
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# This file is a wrapper around docker build with specific concerns around image
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# versions and registry deployment... It also attempts to detect any potential
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# missing dependencies and warns you about them.
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gecko_root="$( cd "$( dirname "${BASH_SOURCE[0]}" )/../.." && pwd )"
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usage() {
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echo "Build a docker image (and tag it)"
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echo
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echo "$0 <image-name>"
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echo
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echo " Images are defined in testing/docker/<image-name>."
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echo " For more see: $PWD/README.md"
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echo
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}
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usage_err() {
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echo $1
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echo
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usage
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exit 1
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}
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find_registry() {
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local reg="$1/REGISTRY"
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if [ -f $reg ];
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then
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echo $folder
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return
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fi
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}
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build() {
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local image_name=$1
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local folder="$gecko_root/testing/docker/$image_name"
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local folder_reg="$folder/REGISTRY"
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local folder_ver="$folder/VERSION"
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local could_deploy=false
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if [ "$image_name" == "" ];
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then
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usage
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return
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fi
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test -d "$folder" || usage_err "Unknown image: $image_name"
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# Assume that if an image context directory does not contain a VERSION file then
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# it is not suitable for deploying. Default to using 'latest' as the tag and
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# warn the user at the end.
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if [ ! -f $folder_ver ]; then
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echo "This image does not container a VERSION file. Will use 'latest' as the image version"
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local tag="$image_name:latest"
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else
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local version=$(cat $folder_ver)
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test -n "$version" || usage_err "$folder_ver is empty aborting..."
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# Fallback to default registry if one is not in the folder...
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if [ ! -f "$folder_reg" ]; then
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folder_reg=$PWD/REGISTRY
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fi
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local registry=$(cat $folder_reg)
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test -n "$registry" || usage_err "$folder_reg is empty aborting..."
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local tag="$registry/$image_name:$version"
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local could_deploy=true
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fi
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if [ -f $folder/build.sh ]; then
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shift
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$folder/build.sh -t $tag $* || exit 1
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else
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# use --no-cache so that we always get the latest updates from yum
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# and use the latest version of system-setup.sh
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( cd $folder/.. && docker build --no-cache -t $tag $image_name ) || exit 1
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fi
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echo "Success built $image_name and tagged with $tag"
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if [ "$could_deploy" = true ]; then
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echo "If deploying now you can run 'docker push $tag'"
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else
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echo "*****************************************************************"
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echo "WARNING: No VERSION file was found in the image directory."
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echo "Image has not been prepared for deploying at this time."
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echo "However, the image can be run locally. To prepare to "
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echo "push to a user account on a docker registry, tag the image "
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echo "by running 'docker tag $tag [REGISTRYHOST/][USERNAME/]NAME[:TAG]"
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echo "prior to running 'docker push'."
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echo "*****************************************************************"
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fi
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}
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if ! which docker > /dev/null; then
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echo "Docker must be installed read installation instructions at docker.com"
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echo
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usage
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exit 1
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fi
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# TODO: In the future we should check minimum docker version it does matter.
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if ! docker version > /dev/null;
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then
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echo "Docker server is unresponsive run 'docker ps' and check that docker is"
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echo "running"
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echo
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usage
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exit 1
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fi
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build $*
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