before-install.inc.sh

#!/usr/bin/env bash

function sf_rvm_unfuck() {
    # from https://github.com/matthew-brett/multibuild/blob/34b988aab60a93fa3c7bd1eb88dd7c4361ca464f/common_utils.sh#L17

    # Work round bug in travis xcode image described at
    # https://github.com/direnv/direnv/issues/210
    shell_session_update() { :; }

    # Workaround for https://github.com/travis-ci/travis-ci/issues/8703
    # suggested by Thomas K at
    # https://github.com/travis-ci/travis-ci/issues/8703#issuecomment-347881274
    unset -f cd
    unset -f pushd
    unset -f popd
}
sf_rvm_unfuck


# github action checkout
function sf_ga_checkout() {
    cd ${GITHUB_WORKSPACE}
    GIT_BRANCH=
    GIT_CLONE_BRANCH_ARG=
    if [[ "${GITHUB_REF:-}" =~ "^refs/heads/" ]]; then
        GIT_BRANCH=${GITHUB_REF#refs\/heads\/}
        GIT_CLONE_BRANCH_ARG="--branch=${GIT_BRANCH}"
    fi
    git clone --depth=50 ${GIT_CLONE_BRANCH_ARG} git@github.com:${GITHUB_REPOSITORY}.git
    cd $(basename ${GITHUB_REPOSITORY})
    [[ -z "${GIT_BRANCH}" ]] || {
        git checkout -B ${GIT_BRANCH}
    }
    git reset --hard ${GITHUB_SHA}
    git submodule update --init --recursive
}


function sf_private_submodules() {
    [[ -z "${GH_TOKEN:-}" ]] || {
        echo_do "Found GH_TOKEN, setting up github.com HTTPS authentication..."
        echo -e "machine github.com\n  login ${GH_TOKEN}" >> ~/.netrc

        # cover git submodules's canonical ssh url
        git config --global url.https://github.com/tobiipro/.insteadOf git@github.com:tobiipro/
        # cover npm package.json's canonical git+ssh url
        git config --global url.https://github.com/tobiipro/.insteadOf ssh://git@github.com/tobiipro/
        echo_done
    }
}


function sf_transcrypt() {
    # de-transcrypt only for non-PRs or for PRs from the same repo
    [[ "${CI_IS_PR:-}" != "true" ]] || {
        [[ "${CI_PR_SLUG}" = "${CI_REPO_SLUG}" ]] || return 0
    }
    [[ -x "./transcrypt" ]] || return 0
    [[ -n "${TRANSCRYPT_PASSWORD:-}" ]] || return 0

    if git config --local transcrypted.version >/dev/null; then
        echo_skip "${FUNCNAME[0]}: Repository isn't transcrypted..."
        return 0
    fi

    echo_do "Found TRANSCRYPT_PASSWORD, setting up transcrypt..."
    ./transcrypt -y -c aes-256-cbc -p "${TRANSCRYPT_PASSWORD}"
    unset TRANSCRYPT_PASSWORD
    echo_done
}


function sf_os() {
    [[ "${SF_FORCE_BOOTSTRAP:-}" = "true" ]] || {
        SF_GIT_HASH=$(git -C ${SUPPORT_FIRECLOUD_DIR} rev-parse HEAD)
        [[ ! -f /support-firecloud.bootstrapped ]] || {
            SF_GIT_HASH_BOOTSTRAPPED=$(cat /support-firecloud.bootstrapped)
            echo_info "${FUNCNAME[0]}: /support-firecloud.bootstrapped exists."
            echo_info "${FUNCNAME[0]}: /support-firecloud.bootstrapped references ${SF_GIT_HASH_BOOTSTRAPPED}."
            echo_info "${FUNCNAME[0]}: ${SUPPORT_FIRECLOUD_DIR} references ${SF_GIT_HASH}."
            if [[ "${SF_GIT_HASH}" = "${SF_GIT_HASH_BOOTSTRAPPED}" ]]; then
                echo_info "${FUNCNAME[0]}: Match found. Bootstrapping without minimal/common dependencies."
                echo_info "${FUNCNAME[0]}: Running with SF_SKIP_COMMON_BOOTSTRAP=true."
                export SF_SKIP_COMMON_BOOTSTRAP=true
                export SF_LOG_BOOTSTRAP=true
            else
                echo_info "${FUNCNAME[0]}: Match not found. Bootstrapping from scratch."
            fi
        }
    }

    [[ "${CI_DEBUG_MODE:-}" != "true" ]] || {
        SF_LOG_BOOTSTRAP=${SF_LOG_BOOTSTRAP:-true}
    }
    echo_info "${FUNCNAME[0]}: Running with SF_LOG_BOOTSTRAP=${SF_LOG_BOOTSTRAP:-}."

    local BOOTSTRAP_SCRIPT="${SUPPORT_FIRECLOUD_DIR}/ci/${OS_SHORT}/bootstrap"

    if [[ "${SF_LOG_BOOTSTRAP:-}" = "true" ]]; then
        ${BOOTSTRAP_SCRIPT}
        return 0
    fi

    local TMP_SF_OS_LOG=$(mktemp)
    echo_info "${FUNCNAME[0]}: Redirecting into ${TMP_SF_OS_LOG} to minimize CI log..."

    echo " 0 1 2 3 4 5 6 7 8 9101112131415 min"
    while :;do echo -n " ."; sleep 60; done &
    local WHILE_LOOP_PID=$!
    trap "kill ${WHILE_LOOP_PID}" EXIT
    ${BOOTSTRAP_SCRIPT} >${TMP_SF_OS_LOG} 2>&1 || {
        echo
        echo_err "${FUNCNAME[0]}: Failed. The latest log tail follows:"
        tail -n1000 ${TMP_SF_OS_LOG}
        sleep 10 # see https://github.com/travis-ci/travis-ci/issues/6018
        return 1
    }
    echo
    kill ${WHILE_LOOP_PID} && trap " " EXIT
}

function sf_ci_run_before_install() {
    sf_private_submodules
    sf_transcrypt
    sf_os

    [[ "${CI_DEBUG_MODE:-}" != "true" ]] || {
        echo
        echo "  Please run \`./.ci.sh debug\` to activate your debug session !!!"
        echo
    }
}