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Publish latest tag for Docker image #2656

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Merged
merged 1 commit into from
Jun 1, 2022
Merged

Publish latest tag for Docker image #2656

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34 changes: 23 additions & 11 deletions scripts/jenkins/push_docker.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -23,7 +23,7 @@ readonly RETRIES=3
# This script is intended to be run from a CI job and will not work if run in
# standalone manner unless certain envrionment variables are set.

# 1. Grab the tag we are working with
# Grab the tag we are working with

echo "INFO: Determining latest tag"
if [ ! -z ${TAG_NAME+x} ]
Expand All @@ -36,20 +36,32 @@ else
fi

readonly CUR_TAG=${CUR_TAG:-$GIT_TAG_DEFAULT}
readonly DOCKER_REGISTRY_URL="docker.elastic.co"
readonly DOCKER_IMAGE_NAME="observability/apm-agent-java"
readonly DOCKER_PUSH_IMAGE="$DOCKER_REGISTRY_URL/$DOCKER_IMAGE_NAME:$CUR_TAG"
readonly DOCKER_PUSH_IMAGE_LATEST="$DOCKER_REGISTRY_URL/$DOCKER_IMAGE_NAME:latest"

# 2. Construct the image:tag that we are working with
# This is roughly <repo>/<namespace>/image
readonly DOCKER_PUSH_IMAGE="docker.elastic.co/observability/apm-agent-java:$CUR_TAG"

# 3. Proceed with pushing to the registry
readonly DOCKER_REGISTRY_URL=`echo $DOCKER_PUSH_IMAGE|cut -f1 -d/`
# Proceed with pushing to the registry
echo "INFO: Pushing image $DOCKER_PUSH_IMAGE to $DOCKER_REGISTRY_URL"

if [ ${WORKERS+x} ] # We are on a CI worker
then
retry $RETRIES docker push $DOCKER_PUSH_IMAGE || echo "Push failed after 5 \
retries"
retry $RETRIES docker push $DOCKER_PUSH_IMAGE || echo "Push failed after $RETRIES retries"
else # We are in a local (non-CI) environment
docker push $DOCKER_PUSH_IMAGE || echo "You may need to run 'docker login' \
first and then re-run this script"
docker push $DOCKER_PUSH_IMAGE || echo "You may need to run 'docker login' first and then re-run this script"
fi

readonly LATEST_TAG=$(git tag --list --sort=version:refname "v*" | grep -v RC | sed s/^v// | tail -n 1)

if [ "$CUR_TAG" = "$LATEST_TAG" ]
then
echo "INFO: Current version ($DOCKER_TAG) is the latest version. Tagging and pushing $DOCKER_PUSH_IMAGE_LATEST ..."
docker tag $DOCKER_PUSH_IMAGE $DOCKER_PUSH_IMAGE_LATEST

if [ ${WORKERS+x} ] # We are on a CI worker
then
retry $RETRIES docker push DOCKER_PUSH_IMAGE_LATEST || echo "Push failed after $RETRIES retries"
else # We are in a local (non-CI) environment
docker push DOCKER_PUSH_IMAGE_LATEST || echo "You may need to run 'docker login' first and then re-run this script"
fi
fi