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107 lines
2.7 KiB
Bash
107 lines
2.7 KiB
Bash
#!/usr/bin/env bash
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# vim:ts=4:sts=4:sw=4:et
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#
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# Author: Hari Sekhon
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# Date: 2021-10-22 15:11:27 +0100 (Fri, 22 Oct 2021)
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#
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# https://github.com/HariSekhon/DevOps-Bash-tools
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#
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# License: see accompanying Hari Sekhon LICENSE file
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#
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# If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
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#
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# https://www.linkedin.com/in/HariSekhon
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#
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set -euo pipefail
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[ -n "${DEBUG:-}" ] && set -x
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srcdir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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# shellcheck disable=SC1090
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. "$srcdir/lib/utils.sh"
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# shellcheck disable=SC2034,SC2154
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usage_description="
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Builds the local docker image using the Dockerfile in the current directory and pushes it to the AWS ECR registry
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Tags the docker image with the following and pushes all tags to AWS ECR:
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- latest
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- Git full hashref
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- Git branch
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- any Git tags, if found, for easy versioning support
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- date (YYYY-MM-DD)
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- datetimestamp (YYYYMMDDThhmmssZ] in UTC
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Requires AWS CLI to be installed and configured, as well as Docker to be running locally
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"
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# used by usage() in lib/utils.sh
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# shellcheck disable=SC2034
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usage_args="<ecr_registry> <repo>"
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help_usage "$@"
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num_args 2 "$@"
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ECR="$1"
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REPO="$2"
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if ! [[ "$ECR" =~ ^[[:digit:]]+.dkr.ecr.[[:alnum:]-]+.amazonaws.com$ ]]; then
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usage "Invalid ECR address given: $ECR"
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fi
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if ! [[ "$REPO" =~ ^[[:alnum:]/-]+$ ]]; then
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usage "Invalid Repo name given: $REPO"
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fi
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if is_CI; then
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docker version
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echo
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fi
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echo "* AWS ECR -> Docker login"
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# $AWS_DEFAULT_REGION should be set in env or profile
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aws ecr get-login-password | docker login --username AWS --password-stdin "$ECR"
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echo
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echo "* Determining tags"
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hashref="$(git rev-parse HEAD)"
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git_branch="$(git rev-parse --abbrev-ref HEAD)"
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git_tags="$(git tag --points-at HEAD)" # can return multiple tags
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# must use date -u switch since --utc only works on Linux and not Mac
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date="$(date -u '+%F')"
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timestamp="$(date -u '+%FT%H%M%SZ')"
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# adding tags:
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#
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tags="
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$git_branch
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$git_tags
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$date
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$timestamp
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"
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echo
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export DOCKER_BUILDKIT=1
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# shellcheck disable=SC2046
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docker build -t "$ECR/$REPO:$hashref" . \
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--build-arg BUILDKIT_INLINE_CACHE=1 \
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--cache-from "$ECR/$REPO:latest" \
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--cache-from "$ECR/$REPO:$hashref" \
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$(for tag in $tags; do echo -n " --cache-from $ECR/$REPO:$tag"; done)
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echo
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for tag in latest $tags; do
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echo "* Tagging as '$tag'"
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docker tag "$ECR/$REPO:$hashref" "$ECR/$REPO:$tag"
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echo
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done
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# pushing latest last intentionally for a more atomic update
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for tag in "$hashref" $tags latest; do
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echo "* Pushing tag '$tag'"
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docker push "$ECR/$REPO:$tag"
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echo
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done
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