actually commit script

Author: tedivm

scripts/build_and_push.sh

@@ -0,0 +1,89 @@
+#!/usr/bin/env bash
+set -e
+
+if [[ -z $PYTHON_VERSION ]]; then
+  echo "Must set a python version to build."
+  exit 1
+fi
+
+# Version- the python version itself (3.7, 3.8, 3.9.7, etc)
+# Build Target - the upstream container to use during the building stage
+# Publish Target - the upstream container to use for the final stage
+
+# Package Version -
+# Package -
+
+# REPO/image:py3.7-0.2.1
+# REPO/image:py3.7-slim-0.2.1
+# REPO/image:py3.7-alpine-0.2.1
+
+if [[ $TARGET_BASE = "full" ]]; then
+  TARGET_BASE=""
+fi
+
+# Set image PUBLISH_TARGET version- ie, 3.9-slim.
+if [[ ! -z $TARGET_BASE ]]; then
+  PUBLISH_TARGET=$PYTHON_VERSION-$TARGET_BASE
+else
+  PUBLISH_TARGET=$PYTHON_VERSION
+fi
+
+# Set build environment
+if [[ $PUBLISH_TARGET =~ "alpine" ]]; then
+  # Alpine is the odd one out- everything else is ubuntu.
+  # So the build environment has to also be alpine.
+  BUILD_TARGET=$PUBLISH_TARGET
+else
+  # Every other image should use the full container for builds.
+  BUILD_TARGET=$PYTHON_VERSION
+fi
+
+
+# Image Push location
+REGISTRY=${REGISTRY:-"ghcr.io"}
+IMAGE_REPOSITORY=${IMAGE_NAME:-$GITHUB_REPOSITORY}
+IMAGE_LOCATION=$REGISTRY/$IMAGE_REPOSITORY
+
+TAG="$IMAGE_LOCATION:py${PUBLISH_TARGET}-${PACKAGE_VERSION}"
+TAGS = "  -t $TAG"
+
+if [[ ! -z $PACKAGE_LATEST_VERSION ]] && [[ $PACKAGE_LATEST_VERSION = $PACKAGE_VERSION ]]; then
+  TAGS+="\n  -t $IMAGE_LOCATION:py${PUBLISH_TARGET}-LATEST"
+fi
+
+
+echo Building and pushing $TAG
+echo Python Version: $PYTHON_VERSION
+echo Publish Target: $PUBLISH_TARGET
+echo Build Target: $BUILD_TARGET
+
+# Create or Reuse builder builder
+docker buildx use multiarch ||  docker buildx create --name multiarch --use
+
+# Display docker command for debugging
+echo docker buildx build \
+  --platform $PLATFORM \
+  $TAGS \
+  --build-arg python_version=$PYTHON_VERSION \
+  --build-arg publish_target=$PUBLISH_TARGET \
+  --build-arg build_target=$BUILD_TARGET \
+  --build-arg packages=$PACKAGE \
+  --build-arg package_version=$PACKAGE_VERSION \
+  --build-arg maintainer=$MAINTAINER \
+  -f ${DOCKERFILE_LOCATION:-./dockerfile} \
+  --push \
+  ${DOCKER_CONTEXT:-.}
+
+
+docker buildx build \
+  --platform $PLATFORM \
+  $TAGS \
+  --build-arg python_version=$PYTHON_VERSION \
+  --build-arg publish_target=$PUBLISH_TARGET \
+  --build-arg build_target=$BUILD_TARGET \
+  --build-arg packages=$PACKAGE \
+  --build-arg package_version=$PACKAGE_VERSION \
+  --build-arg maintainer=$MAINTAINER \
+  -f ${DOCKERFILE_LOCATION:-./dockerfile} \
+  --push \
+  ${DOCKER_CONTEXT:-.}