deploy.sh

#!/usr/bin/env bash

echo "[INFO] $0 started at `date`"

# Read the commit hash
read -r commit_hash<<<$(git rev-parse --short HEAD)
echo "[INFO] Commit hash: \"$commit_hash\""

image_name=shib-proxy

# Read the version
read -r version<<<$(docker inspect --format='{{.Config.Labels.version}}' $image_name:$commit_hash)
if [[ "$version" == "" ]]; then
    echo "[ERROR] Unable to inspect version label for image $image_name:$commit_hash"
    exit 1
fi
echo "[INFO] Version: \"$version\""
read -r major minor patch<<<$(echo $version | tr . ' ')
echo "[DEBUG] major.minor.patch=\"$major.$minor.$patch\""

# Tag the image
echo "[INFO] Tagging the container image"
docker tag $image_name:$commit_hash ${ECR_HOSTNAME}/${image_name}:$major.$minor.$patch
docker tag $image_name:$commit_hash ${ECR_HOSTNAME}/${image_name}:$major.$minor
docker tag $image_name:$commit_hash ${ECR_HOSTNAME}/${image_name}:$major

# Push the image to a registry if REPOSITORY_BASE is defined
if [ -z "$ECR_HOSTNAME" ]; then
    echo "[ERROR] Unable to push image (ECR_HOSTNAME not specified)"
else
    echo "[DEBUG] ECR_HOSTNAME=\"$ECR_HOSTNAME\""
    docker push ${ECR_HOSTNAME}/${image_name}:latest
    docker push ${ECR_HOSTNAME}/${image_name}:$major.$minor.$patch
    docker push ${ECR_HOSTNAME}/${image_name}:$major.$minor
    docker push ${ECR_HOSTNAME}/${image_name}:$major
fi

echo "[INFO] $0 finished at `date`"