nulib/runphp/build

#!/bin/bash
# -*- coding: utf-8 mode: sh -*- vim:sw=4:sts=4:et:ai:si:sta:fenc=utf-8
MYDIR="$(cd "$(dirname -- "$0")"; pwd)"
RUNPHP="$MYDIR/runphp"
"$RUNPHP" --bs --ue --ci || exit 1
PROJDIR=; COMPOSERDIR=; COMPOSERPHAR=; VENDORDIR=; BUILDENV0=; BUILDENV=
BUILD_IMAGES=(php-apache mariadb10); export BUILD_FLAVOUR=; DIST=; IMAGENAME=
source "$RUNPHP" || exit 1
source "$PROJDIR/$VENDORDIR/nulib/php/load.sh" || exit 1
require: template

BUILD_ARGS=(
    DIST NDIST
    REGISTRY
    APT_PROXY
    APT_MIRROR
    SEC_MIRROR
    TIMEZONE
)

function dklsnet() {
    docker network ls --no-trunc --format '{{.Name}}' -f name="$1" 2>/dev/null
}

function dklsimg() {
    local image="$1" version="$2"
    docker image ls --no-trunc --format '{{.Repository}}:{{.Tag}}' "$image${version:+:$version}" 2>/dev/null
}

function dklsct() {
    # afficher le container dont l'image correspondante est $1
    docker ps --no-trunc --format '{{.Image}} {{.Names}}' | awk -v image="$1" '$1 == image { print $2 }'
}

function dkrunning() {
    # vérifier si le container d'image $1 tourne
    [ -n "$(dklsct "$@")" ]
}

function dclsct() {
    # afficher les containers correspondant à $1(=docker-compose.yml)
    docker compose ${1:+-f "$1"} ps -q
}

function dcrunning() {
    # vérifier si les containers correspondant à $1(=docker-compose.yml) tournent
    # si $2 est spécifié, c'est le nombre de service qui doit tourner
    if [ -n "$2" ]; then
        [ "$(dclsct "${@:1:1}" | wc -l)" -eq "$2" ]
    else
        [ -n "$(dclsct "${@:1:1}")" ]
    fi
}

function build_check_env() {
    eval "$(template_locals)"

    template_copy_missing "$PROJDIR/$BUILDENV0" && updated=1
    template_process_userfiles

    if [ -n "$updated" ]; then
        if [ $(id -u) -ne 0 ]; then
            setx userent=getent passwd "$(id -un)"
            setx userent=qval "$userent"
            setx groupent=getent group "$(id -gn)"
            setx groupent=qval "$groupent"
            sed -i "
/^#DEVUSER_.*=/s/^#//
/^DEVUSER_USERENT=/s/=.*/=${userent//\//\\\/}/
/^DEVUSER_GROUPENT=/s/=.*/=${groupent//\//\\\/}/
" "$PROJDIR/$BUILDENV"
        fi

        enote "IMPORTANT: Veuillez faire le paramétrage en éditant le fichier $BUILDENV
    ${EDITOR:-nano} $BUILDENV
ENSUITE, vous pourrez relancer la commande"
        return 1
    fi
}

function _build() {
    local dockerfile image="${PRIVAREG:+$PRIVAREG/}${IMAGENAME%/*}/$1"
    if [ -n "$ForceBuild" -o -z "$(dklsimg "$image")" ]; then
        estep "Construction de $image"
        dockerfiles=(
            "$MYDIR/Dockerfile.$1.local"
            "$MYDIR/Dockerfile.$1$BUILD_FLAVOUR"
            "$PROJDIR/$VENDORDIR/nulib/php/dockerfiles/Dockerfile.$1$BUILD_FLAVOUR"
            "$MYDIR/Dockerfile.$1"
            "$PROJDIR/$VENDORDIR/nulib/php/dockerfiles/Dockerfile.$1"
        )
        for dockerfile in "${dockerfiles[@]}"; do
            [ -f "$dockerfile" ] && break
        done
        args=(
            -f "$dockerfile"
            ${Pull:+--pull}
            ${NoCache:+--no-cache}
            ${PlainOutput:+--progress plain}
            -t "$image"
        )
        for arg in "${BUILD_ARGS[@]}"; do
            args+=(--build-arg "$arg=${!arg}")
        done
        for arg in "${!PROXY_VARS[@]}"; do
            args+=(--build-arg "$arg=${PROXY_VARS[$arg]}")
        done
        for host in "${HOST_MAPPINGS[@]}"; do
            args+=(--add-host "$host")
        done
        docker build "${args[@]}" "$PROJDIR" || die
        if [ -n "$Push" ]; then
            if [ -n "$PRIVAREG" ]; then
                estep "Poussement de $image"
                docker push "$image" || die
            else
                ewarn "PRIVAREG non défini: impossible de pousser l'image"
            fi
        fi
    fi
}
function build_images() {
    local image sourced

    [ $# -gt 0 ] || set -- runphp "${BUILD_IMAGES[@]}"
    for image in "$@"; do
        case "$image" in
        runphp)
            [ ${#Configs[*]} -gt 0 ] && export RUNPHP_FORCE_BUILDENVS="${Configs[*]}"
            local -a args=(--bootstrap)
            [ "$ForceBuild" != all ] && args+=(--unless-exists)
            [ -n "$Pull" ] && args+=(--pull)
            [ -n "$NoCache" ] && args+=(--no-cache)
            "$RUNPHP" "${args[@]}" || die
            ;;
        *)
            if [ -z "$sourced" ]; then
                [ ${#Configs[*]} -gt 0 ] || Configs=("$PROJDIR/$BUILDENV")
                for config in "${Configs[@]}"; do
                    source "$config"
                done
                after_source_buildenv
                read -a HOST_MAPPINGS <<<"${HOST_MAPPINGS//
/ }"
                sourced=1
            fi
            _build "$image"
            ;;
        esac
    done
}

action=build
Configs=()
ForceBuild=
Pull=
NoCache=
PlainOutput=
Push=
args=(
    "Construire les images pour le projet"
    #"usage"
    --check-only action=none "++Ne faire que la vérification de l'environnement"
    -c:,--config:BUILDENV Configs "Spécifier un fichier d'environnement pour le build"
    -r,--rebuild ForceBuild=1 "Forcer la (re)construction des images"
    -R,--rebuild-all ForceBuild=all "++Comme --rebuild, mais reconstruire aussi runphp"
    -U,--pull Pull=1 "++Forcer le re-téléchargement des images dépendantes"
    -j,--no-cache NoCache=1 "++Construire l'image en invalidant le cache"
    -D,--plain-output PlainOutput=1 "++Afficher le détail du build"
    -p,--push Push=1 "Pousser les images vers le registry après construction"
)
parse_args "$@"; set -- "${args[@]}"

if [ ${#Configs[*]} -gt 0 ]; then
    aconfigs=()
    for config in "${Configs[@]}"; do
        setx config=abspath "$config"
        aconfigs+=("$config")
    done
    Configs=("${aconfigs[@]}")
    # pas de vérification d'environnement si on spécifie Configs
    # ne pas oublier d'implémenter un traitement spécifique si build_check_env()
    # contient d'autres vérifications
else
    build_check_env || die
fi
[ "$action" == none ] && exit 0

case "$action" in
build) build_images "$@";;
*) die "$action: action non implémentée";;
esac