publish-docker

#!/usr/bin/env bash

echo "Major versions detected:"
git tag -l | grep -E "^([0-9]+\.){2,2}[0-9]+$" | grep -v 99 | cut -f 1,2 -d . | sort -ur
echo

echo "Valid tags detected:"
git tag -l | grep -E "^([0-9]+\.){2,2}[0-9]+$" | grep -v 99 | sort -t . -n -r -k 1,1 -k 2,2 -k 3,3
echo

# if we are not on a tag, skip.
if ! git describe --tags | grep -Esq "^([0-9]+\.){2,2}[0-9]+$"; then
    echo "Not a commit with a valid tag. Will not release."
    exit 1
fi

# Current major version
CUR_MAJOR="$(git describe --tags | cut -f 1,2 -d .)"
echo "Current major is $CUR_MAJOR"

# Latest major version in repo
REPO_MAJOR="$(git tag -l | grep -E "^([0-9]+\.){2,2}[0-9]+$" | grep -v 99 | cut -f 1,2 -d . | sort -ur | head -1)"
echo "Repo highest major is $REPO_MAJOR"

# Current minor version
CUR_MINOR="$(git describe --tags)"
echo "Current tag is $CUR_MINOR"

# Highest minor version for the current major
HIGH_MINOR="$(git tag -l | grep -E "^([0-9]+\.){2,2}[0-9]+$" | grep -E "^${CUR_MAJOR}\." | sort -t . -n -r -k 3,3 | head -1)"
echo "Highest patch for current version is $HIGH_MINOR"

# Publish docker
echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin
docker build -t lensesio/lenses-cli:${CUR_MINOR} .

echo "Publishing lensesio/lenses-cli:${CUR_MINOR}"
docker push lensesio/lenses-cli:${CUR_MINOR}


# If we have the highest patch (minor) for our version, then we need to tag
# with our version too (e.g 2.2)
if [[ $CUR_MINOR == $HIGH_MINOR ]]; then
    echo "Publishing lensesio/lenses-cli:${CUR_MAJOR}"
    docker tag lensesio/lenses-cli:${CUR_MINOR} lensesio/lenses-cli:${CUR_MAJOR}

    docker push lensesio/lenses-cli:${CUR_MAJOR}

    # If we have the highest version too, then we need to tag with latest too
    if [[ $REPO_MAJOR == $CUR_MAJOR ]]; then
        echo "Publishing lensesio/lenses-cli:latest"
        docker tag lensesio/lenses-cli:${CUR_MINOR} lensesio/lenses-cli:latest

        docker push lensesio/lenses-cli:latest
    fi
fi

docker logout