source: projects/vbootstrap/trunk/vbuilder.sh.in @ 135

#!/bin/bash
# -*- coding: utf-8-unix -*-

## default settings
VBOOTSTRAP_DIR=/var/local/vbootstrap
[ -d $VBOOTSTRAP_DIR ] || mkdir -p $VBOOTSTRAP_DIR
DEFAULT_VERSION=@@DEFAULT_VERSION@@
VERSION=$DEFAULT_VERSION

Usage(){
    cat<<EOF
Usage:  $(basename $0) {--version [version]} {--arch [arch]} {--with-compat32} {--build-rpm [src.rpm]|--install-rpm [arch.rpm]|--remove-rpm [package]|--build|--clean}
        --version:              set [version] (default: ${DEFAULT_VERSION})
        --arch:                 set [arch] (default: $(uname -i))
        --with-compat32:        build with compat32 on boostrap
        --build-rpm:            build [src.rpm] on boostrap
        --install-rpm:          install [arch.rpm] on boostrap
        --remove-rpm:           remove [package] on boostrap
        --build:                build boostrap of [version]
        --clean:                clean boostrap of [version]

For example, 
* make plain build environment:
$(basename $0) --clean --build
* build source RPM:
$(basename $0) --build-rpm [src.rpm]
* make Vine Linux 4.2 environment:
$(basename $0) --version 4.2 --clean --build
* i386 chroot on x86_64:
$(basename $0) --arch i386 --clean --build
* build compat32:
$(basename $0) --arch i386 --with-compat32 --build-rpm [src.rpm]
EOF
exit 1
}

FLAG_setup_vbootstrap=0
setup-vbootstrap(){
    if [ ${FLAG_setup_vbootstrap} -eq 0 ]; then
        FLAG_setup_vbootstrap=1

        [ -z ${VARCH} ] && VARCH=$(uname -i)
        [ "${VARCH}" != "$(uname -i)" ] && VERSION=${VERSION}_${VARCH}
    fi
        
    BUILD_ROOT=${VBOOTSTRAP_DIR}/${VERSION}
    CACHE_DIR=${VBOOTSTRAP_DIR}/cache/${VERSION}
    BUILD_DIR=/usr/src/vine

    mkdir -p $VBOOTSTRAP_DIR
}

##############################################################################

Clean(){
    setup-vbootstrap

    umount ${BUILD_ROOT}/proc

    if [ -d ${BUILD_ROOT}/var/cache/apt/archives ]; then
        [ -d ${CACHE_DIR}/apt/archives ] || mkdir -p ${CACHE_DIR}/apt/archives
        mv -f ${BUILD_ROOT}/var/cache/apt/archives/*.rpm ${CACHE_DIR}/apt/archives/
    fi

    rm -rf $BUILD_ROOT/
}

Build(){
    setup-vbootstrap

    /usr/sbin/vbootstrap ${VERSION} ${BUILD_ROOT}

    [ -d ${BUILD_ROOT}/proc ] || mkdir -p ${BUILD_ROOT}/proc
    mount -t proc proc ${BUILD_ROOT}/proc

    [ -d ${CACHE_DIR} -a "${VARCH}" = "$(uname -i)" ] && \
        cp -f ${CACHE_DIR}/apt/archives/*.rpm ${BUILD_ROOT}/var/cache/apt/archives/

    /usr/sbin/chroot ${BUILD_ROOT} \
        /bin/sh -c 'apt-get update && apt-get -y dist-upgrade'
    /usr/sbin/chroot ${BUILD_ROOT} \
        /bin/sh -c 'apt-get -y install apt-sourceslist-plus && apt-get update'
    /usr/sbin/chroot ${BUILD_ROOT} \
        /bin/sh -c 'apt-get -y install apt-sourceslist-nonfree && apt-get update'
    /usr/sbin/chroot ${BUILD_ROOT} \
        /bin/sh -c 'apt-get -y install build-essential self-build-setup'

    /usr/sbin/chroot ${BUILD_ROOT} /bin/sh -c 'cd /dev && /sbin/MAKEDEV console'
    /usr/sbin/chroot ${BUILD_ROOT} /bin/sh -c 'cd /dev && /sbin/MAKEDEV null'
    /usr/sbin/chroot ${BUILD_ROOT} /bin/sh -c 'cd /dev && /sbin/MAKEDEV zero'
}

setup-vbootstrap-rpm(){
    setup-vbootstrap

    if [ -f $RPM_PKG ]; then
        BASE_RPM_PKG=$(basename $RPM_PKG)
        cp -f $RPM_PKG $BUILD_ROOT${BUILD_DIR}
    else
        BASE_RPM_PKG=$RPM_PKG   
    fi
}

RPM_Remove(){
    setup-vbootstrap-rpm

    if [ -f $RPM_PKG ]; then
        echo "$RPM_PKG: not package name."
        exit 1
    fi
    /usr/sbin/chroot ${BUILD_ROOT} \
        /bin/sh -c "apt-get -y remove $BASE_RPM_PKG"
}

RPM_Install(){
    setup-vbootstrap-rpm

    /usr/sbin/chroot ${BUILD_ROOT} \
        /bin/sh -c "cd ${BUILD_DIR} && apt-get -y install $BASE_RPM_PKG"
}

RPM_Build(){
    setup-vbootstrap-rpm

    if [ ! -f $RPM_PKG ]; then
        echo "$RPM_PKG: not source RPM package."
        exit 1
    fi
    /usr/sbin/chroot ${BUILD_ROOT} \
        /bin/sh -c "cd ${BUILD_DIR} && apt-get -y build-dep $BASE_RPM_PKG"
    /usr/sbin/chroot ${BUILD_ROOT} \
        /bin/sh -c "cd ${BUILD_DIR} && rpmbuild --rebuild $RPM_OPTS $BASE_RPM_PKG"
    /usr/sbin/chroot ${BUILD_ROOT} \
        /bin/sh -c "cd ${BUILD_DIR} && apt-get -y install $(find $BUILD_ROOT${BUILD_DIR}/RPMS -type f -regex '.*\.rpm' | sed -e s@${BUILD_ROOT}@@g -e 's|.*\/compat32-.*||g' -e 's/$/ \\/g')"
}


[ $# -eq 0 ] && Usage 
while [ $# -gt 0 ]; do
    case "$1" in
        --version)
            shift;
            VERSION=$1
            ;;
        --arch)
            shift;
            VARCH=$1
            ;;
        --with-compat32)
            RPM_OPTS="--with compat32"
            ;;
        --build-rpm)
            shift;
            RPM_PKG=$1
            RPM_Build
            ;;
        --install-rpm)
            shift;
            RPM_PKG=$1
            RPM_Install
            ;;
        --remove-rpm)
            shift;
            RPM_PKG=$1
            RPM_Remove
            ;;
        --build)
            Build
            ;;
        --clean)
            Clean
            ;;
        *)
            Usage
            ;;
    esac
    shift
done

exit