docker_tag.sh

#!/bin/bash
set -e

# Load configuration from yaml
eval $(yq e '.docker | to_entries | .[] | "export \(.key)=\(.value)"' docker-config.yml)

# Harbor authentication token
get_harbor_token() {
    local token_url="https://${HARBOR_URL}/service/token?service=harbor-registry&scope=repository:${HARBOR_PROJECT}/${HARBOR_REPO}:pull,push"
    local token_response=$(curl -s -u "${HARBOR_USERNAME}:${HARBOR_PASSWORD}" "$token_url")
    echo "$token_response" | jq -r '.token'
}

# Get tags from Harbor
get_harbor_tags() {
    local token=$1
    if [ -z "$token" ]; then
        return 1
    fi

    # Try v2 API first
    local api_url="https://${HARBOR_URL}/v2/${HARBOR_PROJECT}/${HARBOR_REPO}/tags/list"
    local response=$(curl -s -H "Authorization: Bearer $token" "$api_url")
    local tags=$(echo "$response" | jq -r '.tags[]' 2>/dev/null)
    # If V2 API fails, try V2.0 API

    if [ -z "$tags" ]; then
        api_url="https://${HARBOR_URL}/api/v2.0/projects/${HARBOR_PROJECT}/repositories/${HARBOR_REPO}/artifacts"
        response=$(curl -s -H "Authorization: Bearer $token" "$api_url")
        tags=$(echo "$response" | jq -r '.[].tags[].name' 2>/dev/null)
    fi

    echo "$tags"
}

# Get latest version from tags
get_latest_version() {
    local tags="$1"
    local latest_version="0.0.0"
    while read -r tag; do
        if ! [[ $tag =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
            continue
        fi
        if [ "$(printf '%s\n' "$latest_version" "$tag" | sort -V | tail -n1)" = "$tag" ]; then
            latest_version=$tag
        fi
    done <<< "$tags"
    echo "$latest_version"
}

main() {
    TOKEN=$(get_harbor_token)
    if [ -z "$TOKEN" ]; then
        echo "Failed to get valid token"
        exit 1
    fi

    TAGS=$(get_harbor_tags "$TOKEN")

    if [ -z "$TAGS" ]; then
        NEW_TAG="0.0.1"
    else
        LATEST_TAG=$(get_latest_version "$TAGS")
        IFS='.' read -ra PARTS <<< "$LATEST_TAG"
        MAJOR=${PARTS[0]}
        MINOR=${PARTS[1]}
        PATCH=${PARTS[2]}

        case "$VERSION_PART" in
            "Major")
                NEW_TAG="$((MAJOR + 1)).0.0"
                ;;
            "Minor")
                NEW_TAG="$MAJOR.$((MINOR + 1)).0"
                ;;
            "Patch")
                NEW_TAG="$MAJOR.$MINOR.$((PATCH + 1))"
                ;;
            *)
                echo "Invalid version part specified. Usage: $0 [Major|Minor|Patch]"
                exit 1
                ;;
        esac
    fi

    create_env_file
}

# Create .env file
create_env_file() {
    cat << EOF > .env
HARBOR_URL=$HARBOR_URL
HARBOR_PROJECT=$HARBOR_PROJECT
HARBOR_REPO=$HARBOR_REPO
NEW_TAG=$NEW_TAG
PUSH_TO_HARBOR=$PUSH_TO_HARBOR
EOF
}

main