dobi.sh

#!/bin/bash

# Downloads dobi in specific version and for target OS
download_dobi() {
    if [[ "$OSTYPE" == "linux-gnu"* || "$OSTYPE" == "cygwin" ]]; then
            dobi_dltarget=linux
        elif [[ "$OSTYPE" == "darwin"* ]]; then
            dobi_dltarget=darwin
        elif [[ "$OSTYPE" == "msys" || "$OSTYPE" == "win32" ]]; then
            dobi_dltarget=windows
        fi
        if [[ ! -z ${dobi-dltarget} && -x $(which curl) ]]; then
            mkdir -p .dobi
            curl -L --progress-bar --fail -o ${1} "https://github.com/dnephin/dobi/releases/download/v${DOWNLOAD_VERSION_DOBI}/dobi-${dobi_dltarget}"
            if [[ ${?} -ne 0 ]]; then
                echo "Download of dobi failed. Check specified version in env variable \"DOWNLOAD_VERSION_DOBI\"".
                exit 1
            else
                chmod +x ${1}
            fi
        else
            echo "\"dobi\" not found. Please install \"dobi\": https://github.com/dnephin/dobi/releases"
            exit 1
        fi
}

# Extracts version number out of '--version' string
dobi_version() {
    local DOBI_VERSION=$(${1} --version | grep -oP "\K\d+\.\d+\.\d+")
    echo "${DOBI_VERSION}"
}

# load and export env files
set -o allexport
source default.env
set +o allexport

# check for docker
if [[ $(docker version &>/dev/null; echo $?) -ne 0 ]]; then
    echo "docker is not running"
    exit 1
fi

# Check for dobi
DOBI_THIS_PROJECT=".dobi/dobi"
if [[ ! -f ${DOBI_THIS_PROJECT} ]]; then
    # Case: dobi not present in this project
    if [[ -x $(which dobi) ]]; then
        # Case: dobi present in system e.g. /usr/local/bin/dobi
        dobi=$(which dobi)
        PRESENT_DOBI_VERSION=$(dobi_version ${dobi})
        if [[ ${PRESENT_DOBI_VERSION} != *${DOWNLOAD_VERSION_DOBI}* ]]; then
            # Case: Version mismatch between 'requested' and 'present in system'
            echo "Found incorrect version for '$(which dobi)': ${PRESENT_DOBI_VERSION}. Downloading version ${DOWNLOAD_VERSION_DOBI}."
            download_dobi ${DOBI_THIS_PROJECT} ${DOWNLOAD_VERSION_DOBI}
            dobi=${DOBI_THIS_PROJECT}
        fi
    else
        # Case: dobi not present in system, download requested version to project
        echo "dobi not found. Downloading version '${DOWNLOAD_VERSION_DOBI}'."
        download_dobi ${DOBI_THIS_PROJECT} ${DOWNLOAD_VERSION_DOBI}
        dobi=${DOBI_THIS_PROJECT}
    fi
else
    # Case: dobi present in this project
    dobi=${DOBI_THIS_PROJECT}
    PRESENT_DOBI_VERSION=$(dobi_version ${dobi})
    if [[ ${PRESENT_DOBI_VERSION} != *${DOWNLOAD_VERSION_DOBI}* ]]; then
        # Case: Version mismatch between 'requested' and 'present in project'
        echo "Found incorrect version for '${DOBI_THIS_PROJECT}': ${PRESENT_DOBI_VERSION}. Downloading version ${DOWNLOAD_VERSION_DOBI}."
        download_dobi ${DOBI_THIS_PROJECT} ${DOWNLOAD_VERSION_DOBI}
    fi
fi

# generate actual version files
${dobi} --filename meta.yaml version

# check argument count
if [ -z ${1} ]; then
    echo "no arguments!"
    ${dobi} --filename meta.yaml list
    exit 1
fi

# load generated version infos
source gen/gitversion/env/gitversion.env

# execute dobi with meta as default
exec ${dobi} --filename meta.yaml ${@}