From 5784ec1c094a32028003795642816d48cbaa1ae9 Mon Sep 17 00:00:00 2001
From: Hari Sekhon <harisekhon@gmail.com>
Date: Fri, 10 Dec 2021 12:47:50 +0000
Subject: [PATCH] added aws_ecr_tag_datetime.sh

---
 aws_ecr_tag_datetime.sh | 89 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100755 aws_ecr_tag_datetime.sh

diff --git a/aws_ecr_tag_datetime.sh b/aws_ecr_tag_datetime.sh
new file mode 100755
index 00000000..0cffb108
--- /dev/null
+++ b/aws_ecr_tag_datetime.sh
@@ -0,0 +1,89 @@
+#!/usr/bin/env bash
+#  vim:ts=4:sts=4:sw=4:et
+#  args: haritest:1.0 stable
+#
+#  Author: Hari Sekhon
+#  Date: 2021-12-10 11:53:32 +0000 (Fri, 10 Dec 2021)
+#
+#  https://github.com/HariSekhon/bash-tools
+#
+#  License: see accompanying Hari Sekhon LICENSE file
+#
+#  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
+#
+#  https://www.linkedin.com/in/HariSekhon
+#
+
+set -euo pipefail
+[ -n "${DEBUG:-}" ] && set -x
+srcdir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+# shellcheck disable=SC1090
+. "$srcdir/lib/aws.sh"
+
+# shellcheck disable=SC2034,SC2154
+usage_description="
+Tags a given GCR docker image with it's creation Date and Timestamp
+without pulling and pushing the docker image
+
+The timestamp is the created time (either uploaded or created by Google Cloud Build)
+
+Tags are in the format:
+
+YYYY-MM-DD
+YYYY-MM-DDTHHMMSSZ  (standard ISO UTC time without semi-colons which are invalid in docker tags)
+
+The timestamp will be normalized to UTC
+
+
+$usage_aws_cli_required
+
+
+Similar scripts:
+
+    aws_ecr_*.sh - scripts for AWS Elastic Container Registry
+
+    gcr_*.sh - scripts for Google Container Registry
+"
+
+# used by usage() in lib/utils.sh
+# shellcheck disable=SC2034
+usage_args="<image>:<tag> [<aws_cli_options>]"
+
+help_usage "$@"
+
+num_args 1 "$@"
+
+image_tag="$1"
+shift || :
+
+if ! [[ "$image_tag" =~ : ]]; then
+    image_tag+=":latest"
+fi
+
+image="${image_tag%%:*}"
+tag="${image_tag##*:}"
+
+if [ -z "$tag" ] ||
+   [ "$tag" = "$image" ] ||
+   [ "$tag" = "$image_tag" ]; then
+    tag="latest"
+fi
+
+timestamp="$(aws ecr describe-images --repository-name "$image" --images-ids "imageTag=$tag" "$@" | jq -r '.imageDetails[].imagePushedAt' | sort -r | head -n1)"
+if [ -z "$timestamp" ]; then
+    echo "Failed to determine timestamp from ECR for image '$image' with tag '$tag'"
+    exit 1
+fi
+if ! [[ "$timestamp" =~ ^[[:digit:]]{4}-[[:digit:]]{2}-[[:digit:]]{2}T[[:digit:]]{2}:[[:digit:]]{2}:[[:digit:]]{2}[+-][[:digit:]]{2}:[[:digit:]]{2}$ ]]; then
+    echo "ECR timestamp not in expect YYYY-MM-DDTHH:MM:SS[+-]HH:MM format, API may have changed"
+    exit 1
+fi
+
+# normalize to UTC
+timestamp="$(date --utc --date="$timestamp" '+%FT%H%M%SZ')"
+
+date="${timestamp%T*}"
+
+"$srcdir/aws_ecr_tag_image.sh" "$image:$tag" "$date" "$@"
+"$srcdir/aws_ecr_tag_image.sh" "$image:$tag" "$timestamp" "$@"