383 lines
11 KiB
Bash
Executable File
383 lines
11 KiB
Bash
Executable File
#!/bin/bash
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quiet () {
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if [[ $VERBOSE ]]; then $@; fi
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}
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get_arch () {
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local arch="$(uname -m)"
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case "$arch" in
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x86_64) arch='amd64' ;;
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armhf) arch='armv6' ;;
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armv7) arch='armv7' ;;
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aarch64) arch='arm64' ;;
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ppc64el|ppc64le) arch='ppc64le' ;;
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s390x) arch='s390x';;
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*) return 1 ;;\
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esac;
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echo $arch
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}
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isAbsPath() {
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if [[ "${1:0:1}" == / || "${1:0:2}" == ~[/a-z] ]]
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then
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echo "true"
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return 0
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else
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return 1
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fi
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}
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sed_ignore_comments () {
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cmd="sed -r 'h;s/[^#]*//1;x;s/#.*//;${1};G;s/(.*)\n/\1/'"
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if (( $# == 2 )) ; then
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eval $cmd <<< "$2"
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else
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eval $cmd < /dev/stdin
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fi
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}
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clean_env_file () {
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local compact; local lines
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# -c will also remove comments and all empty lines
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[[ $1 == "-c" ]] && compact=true && shift 1
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#
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# remove trailing spaces | remove double quotes
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# | remove blanks after equals and quote value | remove any spaces before afer =
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# remove blank lines | remove comment lines if requested
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[[ -f $1 ]] && lines=$(<$1) || lines="$1"
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echo "$lines" | sed_ignore_comments s/\\s*$//g | sed_ignore_comments s/\"//g \
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| sed_ignore_comments s/\(=[[:blank:]]*\)\(.*\)/\\1\"\\2\"/ \
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| sed_ignore_comments s/\\s*=\\s*/=/g \
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| sed -rz 's/^\n+//; s/\n+$/\n/g' | if [[ $compact ]]; then grep -v '^#' | grep -v "^$" ; else cat; fi
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}
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env_file () {
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local efile
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efile=$(echo -- "$@" | grep -oP -- '(?<=-e )[^ ]*')
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if [[ ! $efile ]]; then
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[[ ! "$1" == *-* ]] && efile=${1:-.env}
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fi
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[[ -f "$(realpath "${efile}.env" 2> /dev/null)" ]] && { echo "${efile}.env"; return 0; } # || echo not ${efile}.env
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[[ -f "$(realpath "${efile}/.env" 2> /dev/null)" ]] && { echo "${efile}/.env"; return 0; } # || echo not ${efile}/.env
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[[ "${efile##*.}" == "env" ]] && [[ -f "$(realpath "${efile}" 2> /dev/null)" ]] && { echo $efile; return 0; } # || echo not $env
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return 1
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}
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read_env_file() {
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local evar
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while read line; do
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evar=$(echo $line | cut -d '=' -f1)
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if [[ $(echo $(c() { echo $#; }; c $line)) -gt 1 ]];then
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echo the environment file: $1
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echo has a format error on this line
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echo "--------------"
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echo $line
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echo "--------------"
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echo you must correct this before the build can continue
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return 1
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fi
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if [[ ! ${!evar} ]]; then
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# echo DECLARE $evar via $line
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if declare -gx "$(echo "${line}" | sed 's/\"//g' )"; then
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quiet echo loaded: ${evar}=${!evar}
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else
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quiet echo error setting $evar
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return 1
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fi
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else
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quiet echo $evar already set to ${!evar}
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fi
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done < <(clean_env_file -c $1)
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}
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source_env_file () {
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local default;local efile
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if efile=$(env_file "${@:-$BUILD_EFILE}"); then
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[[ $efile == ".env" ]] && default=true
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[[ ! $(isAbsPath $efile) ]] && efile=$(realpath $efile)
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quiet echo -e "\e[1;37m********************\e[0;37m"
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quiet echo loading build environment with environment file
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quiet echo $efile
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quiet echo ----------------
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quiet cat $efile
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quiet echo ----------------
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if read_env_file "$efile"; then
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[[ $default ]] && quiet echo -e "\e[1;31mNOTE: sourced default .env file in present directory\e[0;37m"
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quiet echo -e "\e[1;37m********************\e[0;37m"
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BUILD_EFILE=$efile
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else
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quiet echo error occured while loading environment file
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quiet echo $efile
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quiet echo exiting
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quiet echo -e "\e[1;37m********************\e[0;37m"
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return 2
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fi
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else
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if [[ $efile ]]; then
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quiet echo unable to find an environment file with passed ${1}
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else
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quiet echo unable to find default environment file .env
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quiet echo using the current environment plus default build options
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fi
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return 2
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fi
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}
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load_csv () {
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# add newline, remove comments, remove empty lines, remove leading whitepace, remove extra whitespace around ,
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if [[ -f $1 ]]; then
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sed -e '$a\' "$1" | \
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sed -e '/\s*#.*$/d' | \
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sed -e '/^\s*$/d' | \
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sed 's/^\s*//g' | \
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sed 's/\s*,\s*/,/g'
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else
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return 1
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fi
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}
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get_distro_core_image_name () {
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local distro; local imagename
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distro=${1:-$LINUX_DISTRO}
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if [[ $distro ]]; then
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imagename=$(echo "$(load_csv $BDIR/distros.csv)" | grep "^${distro}," | cut -f2 -d, | sed "s/\s/|/g")
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[[ $imagename ]] && echo $imagename || return 1
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else
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return 2
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fi
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}
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get_distro_from_image () {
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local temp=/tmp/os-release.tmp
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local distro
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local keep
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[[ $1 == "-k" ]] && (keep=true;shift)
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[[ ! $1 ]] && return 1
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if docker create --name dummy $1 > /dev/null 2>&1; then
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if docker cp -L dummy:${2:-/etc/os-release} $temp > /dev/null 2>&1; then
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docker rm -f dummy > /dev/null
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distro=$(cat $temp | grep "ID_LIKE=" | cut -f2 -d=)
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if [[ ! "$distro" ]]; then
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distro=$(cat $temp | grep "^ID=" | cut -f2 -d=)
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fi
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[[ "$distro" ]] && echo $distro || return 2
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fi
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else
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return 1
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fi
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[[ ! $keep ]] && docker image rm $1 > /dev/null 2>&1
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}
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validate_distro() {
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# only valid distros are ones in distros.csv
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local distro; local set_distro;
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distro=${1:-$LINUX_DISTRO}
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if [[ $distro ]]; then
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if [[ $BASE_IMAGE ]]; then
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>&2 echo "FATAL: cannot specifiy both BASE_IMAGE ($BASE_IMAGE) and a LINUX_DISTRO ($LINUX_DISTRO), aborting build"
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return 2
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fi
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else
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if [[ $BASE_IMAGE ]]; then
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echo validate from base image
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if ! distro=$(get_distro_from_image $BASE_IMAGE); then
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>&2 echo "ERROR: unable to get distro from BASE_IMAGE $BASE_IMAGE, can't validate"
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return 2
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fi
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set_distro=true
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else
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echo "WARNING: neither LINUX_DISTRO nor BASE_IMAGE image specified"
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echo "Setting LINUX_DISTRO to default (alpine)"
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set_distro=true
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distro=alpine
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fi
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fi
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distros=$(echo $(echo "$(load_csv $BDIR/distros.csv)" | grep -Eo "^[^,]+") | sed "s/\s/|/g" | tr '[:upper:]' '[:lower:]')
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if [[ ! "$distros" == *"${distro}"* ]]; then
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>&2 echo "distro $distro is not a valid uci-docker-build distro ($distros)"
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return 1
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fi
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[[ ! $BASE_NAME ]] && BASE_IMAGE=$(get_distro_core_image_name $distro)
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if [[ $set_distro ]] && [[ ! "$1" ]]; then LINUX_DISTRO=$distro; fi
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}
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# delete
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# get_base_image() {
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# [[ ! $BASE_IMAGE ]] && BASE_IMAGE=$(get_default_distro_image)
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# if [[ $BASE_IMAGE ]]; then
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# quiet echo determining DISTRO of base image: $BASE_IMAGE
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# if ! validate_image_distro $BASE_IMAGE; then
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# echo "unable to get or use base image: $BASE_IMAGE, aborting build" && return 5
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# fi
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# quiet echo $BASE_IMAGE is built from distro $LINUX_DISTRO
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# else
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# echo unable to determine a base image, aborting build
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# return 6
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# fi
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# }
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make_image_name () {
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local arch
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# echo making image name $@
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# echo name: $NAME
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# echo APPEND: $APPEND_DISTRO
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# echo user: $RUSER
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# echo distro $LINUX_DISTRO
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if [[ $1 ]]; then
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# [[ $NAME ]] && echo changing image name from $NAME to $1
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NAME=$1
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fi
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if [[ $2 ]]; then
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# [[ $RUSER ]] && echo changing image username from $RUSER to $2
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RUSER=$2
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fi
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if [[ $NAME ]]; then
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[[ $APPEND_DISTRO ]] && NAME=$NAME-${LINUX_DISTRO}
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else
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# echo no image name supplied using distro name ${LINUX_DISTRO:-alpine}
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NAME=${LINUX_DISTRO:-alpine}
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fi
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[[ $TARGET == "arm64" && ! $TARGET == $(get_arch) ]] && arch=-$TARGET
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[[ $TARGET == "amd64" && ! $TARGET == $(get_arch) ]] && arch=-$TARGET
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echo $([[ $RUSER ]] && echo ${RUSER}/)${NAME}$arch
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}
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get_build_src () {
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# processing the build source directory
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local src; local spath; local spaths
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# will determine if there are any minimal build source files/directories
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check_dir () {
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if
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[ $(ls $1/packages/*system.pkgs 2> /dev/null) ] || \
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[ $(ls $1/packages/system/*.pkgs 2> /dev/null) ] || \
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[ -f $1/packages/repositories.sh ] || \
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[ -f $1/packages/packages.sh ]
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then
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_packages_=true
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return 0
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fi
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[[ -f $1/init/init.sh ]] && return 0
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[[ -d $1/rootfs ]] && return 0
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return 1
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}
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src=${1:-$BUILD_SRC}
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[[ $src == "_core_" ]] && return 0
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src=${src:-src}
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unset BUILD_SRC
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if check_dir $src; then
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BUILD_SRC=$(realpath $src)
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echo $BUILD_SRC
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return 0
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fi
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quiet echo build source path \'$src\' not initially found, echo looking
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quiet echo in \$PWD,\$PWD/src/,../\$PWD/src for valid build source
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quiet echo to avoid this search use BUILD_SRC= in an environment file
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spaths="$PWD $PWD/src $(dirname $PWD)/$src $(dirname $PWD)"
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for spath in $spaths; do
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quiet echo checking for source in: $spath
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if check_dir $spath; then
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quiet echo found valid source directory!
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BUILD_SRC=$spath
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echo $BUILD_SRC
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return 0
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fi
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done
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quiet echo -e "\e[1;31mERROR: unable to find a build source directory as $src \e[1;37m"
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return 1
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}
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build_info () {
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if [[ $VERBOSE ]]; then
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echo -e "\n!!!!!!!!!!!!!!!!EXTRA BUILD INFO !!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
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pushd "$BDIR" > /dev/null || return 3
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docker buildx bake --print $TARGET
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popd > /dev/null || return 4
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if [[ $BUILD_SRC == "_core_" ]]; then
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echo building only core
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cat $BDIR/core/core.sh
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ls -la $BDIR/core
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else
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echo -e "\n---------------------------------"
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echo "build source at $BUILD_SRC to be mounted to /build in container ***** "
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ls -la $BUILD_SRC
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echo -e "\n----- base init script init.sh ------\n"
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cat $BUILD_SRC/init/init.sh
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echo -e "\n----- end base init script init.sh ------"
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echo -e "\n!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
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fi
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fi
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echo -e "\e[1;37m**************BUILD PARAMETERS *******************************"
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echo "Architecture of this machine doing the building: $ARCH"
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if [[ "$BUILD_SRC" == "_core_" ]] ;then
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echo Building ONLY the UCI core
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else
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echo "Using scripts source directory at $BUILD_SRC"
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fi
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echo "Building with base image: $BASE_IMAGE"$([[ "${BASE_IMAGE}" == *":"* ]] || echo :latest)
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echo "Build logs can be found in directory $log_dir"
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echo "Linux Distro of Image: $LINUX_DISTRO"
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echo "Using build target: ${TARGET}"
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if [[ -f $APPEND_BUILD_ENV ]]; then
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echo "Will append contents of $APPEND_BUILD_ENV to build envionrment"
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echo "-------"
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cat $APPEND_BUILD_ENV
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echo "-------"
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fi
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echo "----- output --------"
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echo creating image
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case $TARGET in
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multi)
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echo "names for both amd64 and arm64, image without architecture suffix is $ARCH"
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echo -e "\e[1;31m$IMAGE_NAME$([[ ! $ARCH == amd64 ]] && echo -amd64):${TAG:-latest}\n$IMAGE_NAME$([[ ! $ARCH == arm64 ]] && echo -arm64):${TAG:-latest}\e[1;37m"
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echo "building locally and then pushing to ${REPO:-hub.docker.com}"
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if [[ ! $REPO ]]; then
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echo "NOTE: use target 'publish' to build and push these both"
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echo "to docker hub without architecture suffix or local copy"
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fi
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;;
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dev)
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;&
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default)
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echo -e "name => \e[1;31m$IMAGE_NAME:${TAG:-latest}\e[1;37m"
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echo "Will build this single image on this machine with architecture $ARCH"
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;;
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arm64)
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echo -e "name => \e[1;31m$IMAGE_NAME$([[ ! $ARCH == arm64 ]] && echo -arm64):${TAG:-latest}\e[1;37m"
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echo "Will build this single arm64 image on this machine"
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;;
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amd64)
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echo -e "name => \e[1;31m$IMAGE_NAME$([[ ! $ARCH == amd64 ]] && echo -amd64):${TAG:-latest}\e[1;37m"
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echo "Will build this single amd64 image on this machine"
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;;
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publish)
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echo -e "image name \e[1;31m$IMAGE_NAME:${TAG:-latest}\e[1;37m"
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echo "Will build and push both amd64 and arm64"
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echo "architecture images to hub.docker.com with this single name"
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echo "and no local copy will remain"
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;;
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esac
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echo "------------------"
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echo -e "********************\e[0;37m"
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} |