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#!/bin/bash
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
builddir=./build
OPENWRTREV="70255e3d624cd393612069aae0a859d1acbbeeae" # openwrt-18.06.1
OPENWRTURL="https://git.openwrt.org/openwrt/openwrt.git"
PACKAGEREV="35e0b737ab496f5b51e80079b0d8c9b442e223f5" # openwrt-18.06.1
PACKAGEURL="https://git.openwrt.org/feed/packages.git"
## Feed definition [0]: name aka directory, [1]: url, [2]: revision, [3..n]: patches
#official openwrt packages
OPENWRT=(openwrt
$PACKAGEURL
$PACKAGEREV
fastd/0020-fastd_generate_key_from_urandom.patch)
OPENWRT_PKGS="gpioctl-sysfs libugpio fastd haserl"
## Be careful: FFF uses COMPAT_VERSION 15 as default at the moment.
## See http://www.open-mesh.org/projects/batman-adv/wiki/Compatversion
GLUON=(gluon
https://github.com/freifunk-gluon/packages.git
8b65619f59c3bdce743c2f2fb2588fdd7079355a
"0001-simple-tc-Use-hotplug.d-iface-instead-of-hotplug.d-n.patch")
GLUON_PKGS="kmod-batman-adv-legacy micrond simple-tc uradvd"
#official openwrt routing packages
ROUTING=(routing
https://git.openwrt.org/feed/routing.git
1b9d1c419f0ecefda51922a7845ab2183d6acd76
"0002-Add-batman-adv-patch-to-remove-gw-mode-switch-messag.patch") # openwrt-18.06 from 2018-06-13
ROUTING_PKGS="kmod-batman-adv batctl alfred"
FFF=(fff)
FFF_PKGS="-a"
FEEDS=(OPENWRT ROUTING GLUON FFF)
# Disable dnsmasq and other useless stuff
export DEVICE_TYPE=
checkout_git(){
local DIRECTORY=$1
local REPO_URL=$2
local COMMITID=$3
local MYGIT="git -C $DIRECTORY"
echo "checking out $REPO_URL to $DIRECTORY in version $COMMITID"
if [ -d "$DIRECTORY" ]; then
if $MYGIT remote -v | grep -q "$REPO_URL" ; then
echo "Right remote detected"
if ! $MYGIT checkout "$COMMITID" ; then
echo "commitid not found trying to fetch new commits"
$MYGIT pull && $MYGIT checkout "$COMMITID"
fi
else
echo "wrong remote or not an git repo at all -> deleting whole directory"
/bin/rm -rf "$DIRECTORY"
#needs to be without -C!!!
git clone "$REPO_URL" "$DIRECTORY"
$MYGIT checkout "$COMMITID"
fi
else
echo "We need to do a fresh checkout"
#needs to be without -C!!!
git clone "$REPO_URL" "$DIRECTORY"
$MYGIT checkout "$COMMITID"
fi
}
get_source() {
test -d src || mkdir src
cd src
#Get the OpenWrt Core Source for Firmware
checkout_git openwrt $OPENWRTURL $OPENWRTREV
test -d packages || mkdir packages
cd packages
#checkout needed package feeds
for FEEDVAR in "${FEEDS[@]}" ; do
FEED="${FEEDVAR}[@]"
FEED=("${!FEED}")
local NAME=${FEED[0]}
local URL=${FEED[1]}
local REV=${FEED[2]}
if [ -n "$URL" ] && [ -n "$REV" ]; then
checkout_git "$NAME" "$URL" "$REV"
# Patches for feeds could be stored in known directories like build_patches/$NAME/
# That way multiple patches for one feed could be supported
count=3
while [ "x${FEED[count]}" != "x" ]
do
local PATCH="../../../build_patches/${NAME}/${FEED[count]}"
if [ ! -z "$PATCH" ] ; then
echo "Patching $PATCH"
git -C "$NAME" am --whitespace=nowarn "$PATCH"
else
echo "Warning, $PATCH not found."
fi
count=$(( count + 1 ))
done
fi
done
cd .. # packages
cd .. # src
}
patch_target() {
if [ "$(find "$PWD"/build_patches/openwrt/*.patch 2> /dev/null | wc -l)" -ge 1 ]; then
for patch in "$PWD"/build_patches/openwrt/*.patch; do
patch --no-backup-if-mismatch -p1 -d "$target" -i "$patch"
done
fi
}
prepare() {
get_source
test -d $builddir || mkdir $builddir
/bin/rm -rf "$target"
cp -a src/openwrt "$target"
patch_target
## generate own feeds.conf
#this local variable should be globally configure variable used in get_source and here
local PACKAGEBASE=${PWD}/src/packages
rm -f "$target"/feeds.conf
for FEEDVAR in "${FEEDS[@]}" ; do
FEED="${FEEDVAR}[@]"
FEED=("${!FEED}")
local NAME=${FEED[0]}
echo "adding $NAME to package feeds"
echo src-link "$NAME" "$PACKAGEBASE"/"$NAME" >> "$target"/feeds.conf
done
echo "cleaning feeds"
/bin/rm -rf "$target"/feeds
"$target"/scripts/feeds update
for FEEDVAR in "${FEEDS[@]}" ; do
FEED="${FEEDVAR}[@]"
FEED=("${!FEED}")
local NAME=${FEED[0]}
local PACKAGESVAR="${FEEDVAR}_PKGS"
PACKAGESVAR="${PACKAGESVAR}[@]"
PACKAGESVAR=(${!PACKAGESVAR})
if [[ -n "${PACKAGESVAR[@]}" ]] ; then
echo "adding ${PACKAGESVAR[*]} from feed $NAME to available packages"
"$target"/scripts/feeds install -p "$NAME" "${PACKAGESVAR[@]}"
fi
done
#saves ~200MB for each build
test -d ./src/dl || mkdir ./src/dl
ln -s ../../src/dl "$target"/dl
}
prebuild() {
#create filesdir for our config
/bin/rm -rf "$target"/files
mkdir "$target"/files
cp -r ./bsp/default/root_file_system/* "$target"/files/
cp ./bsp/"$machine"/.config "$target"/.config
while IFS= read -r -d '' template
do
echo "Translating $template .."
$tpl_translate "$template" > "$(dirname "$template")"/"$(basename "$template" .tpl)"
/bin/rm "$template"
done < <(find "${target}/files" -name '*.tpl' -print0)
#insert actual firware version informations into release file
version=$(git describe --tags --dirty)
if [ 0 -ne $? ]; then
version=$(git log -1 --pretty=format:%h)
fi
{
echo "FIRMWARE_VERSION=\"$version\""
echo "BUILD_DATE=\"build date: $(date)\""
echo "OPENWRT_CORE_REVISION=\"${OPENWRTREV}\""
echo "OPENWRT_FEEDS_PACKAGES_REVISION=\"${PACKAGEREV}\""
} > "$target"/files/etc/firmware_release
opath=$(pwd)
cd "$target"
make defconfig
cd "$opath"
}
build() {
prebuild
opath=$(pwd)
cd "$target"
cpus=$(grep -c processor /proc/cpuinfo)
case "$1" in
"debug")
make V=99
;;
"fast")
ionice -c 2 -- nice -n 1 -- make -j $((cpus*2))
;;
*)
ionice -c 3 -- nice -n 10 -- make -j $((cpus+1))
;;
esac
cd "$opath"
if [ ! -d bin ]; then
mkdir bin
fi
cp_firmware
}
config() {
prebuild
opath=$(pwd)
cd "$target"
case "$1" in
"openwrt")
make menuconfig
;;
esac
save=""
until [ "$save" = "y" -o "$save" = "n" ]; do
echo "Do you want to save the generated config? (y/n)"
read save
done
if [ "$save" = "y" ]; then
case "$1" in
"openwrt")
echo "# Generated using \"./buildscript config openwrt\"." > "$opath"/bsp/"$machine"/.config
echo "# Do no edit manually" >> "$opath"/bsp/"$machine"/.config
echo "#" >> "$opath"/bsp/"$machine"/.config
./scripts/diffconfig.sh >> "$opath"/bsp/"$machine"/.config
;;
esac
fi
cd "$opath"
}
cp_firmware() {
[ -n "$subtarget" ] || subtarget="generic"
for image in ${images[@]}; do
filename_build=${image//openwrt/fff-${version}}
filename_build=${filename_build//generic/g}
filename_build=${filename_build//tiny/t}
cp "$target/bin/targets/${chipset}/${subtarget}/$image" "./bin/$filename_build"
for region in "" "-eu" "-us"; do
image_factory=${image/sysupgrade/factory$region}
if [[ -f "$target/bin/targets/${chipset}/${subtarget}/$image_factory" ]]; then
filename_build_factory=${filename_build/sysupgrade/factory$region}
if [ ${#image_factory} -lt ${#filename_build_factory} ]; then
echo "Warning: The factory image file name (${filename_build_factory}) is longer than the OpenWrt one, which might lead to incompatibility with the stock firmware."
fi
cp "$target/bin/targets/${chipset}/${subtarget}/$image_factory" "./bin/$filename_build_factory"
fi
done
done
}
buildrelease() {
if [ "$1" = "all" ];then
all=true
elif [ "$1" = "fast" ];then
fast=fast
fi
if [ "$2" = "all" ];then
all=true
elif [ "$2" = "fast" ];then
fast=fast
fi
if [ $all ]; then
buildall $fast
else
build $fast
fi
cd bin
for binary in *.bin; do
md5sum "$binary" > ./"$binary".md5
sha256sum "$binary" > ./"$binary".sha256
done
cd ..
echo -e "VERSION:$version" > ./bin/release.nfo
}
clean() {
/bin/rm -rf bin $builddir src/openwrt
# remove downloaded package feeds
for FEEDVAR in "${FEEDS[@]}" ; do
FEED="${FEEDVAR}[@]"
FEED=("${!FEED}")
local NAME=${FEED[0]}
local URL=${FEED[1]}
local REV=${FEED[2]}
if [ -n "$URL" ] && [ -n "$REV" ]; then
/bin/rm -rf src/packages/"$NAME"
fi
done
}
loadBSP()
{
echo "Working with $(/bin/ls -l selected_bsp | awk '{ print $11 }')"
. selected_bsp
}
setBSP()
{
/bin/rm -rf selected_bsp
/bin/ln -s "$1" selected_bsp
loadBSP
}
buildall() {
for bsp in $(/bin/ls bsp/*.bsp); do
setBSP "$bsp"
prepare
build "$1"
done
}
if [ "$(/usr/bin/id -u)" -eq 0 ]; then
echo "don't run buildscript as root"
exit 1
fi
if [ "$1" != "selectbsp" ]; then
if [ ! -h selected_bsp ]; then
echo "Please select a Board-Support-Package using:"
echo "$0 selectbsp"
exit
fi
loadBSP
echo
fi
case "$1" in
"selectbsp")
if [ "$2" = "help" ] || [ "$2" = "" ]; then
echo "Select a Board-Support-Package:"
echo
echo "Usage: $0 $1 <bsp-file>"
echo "available packages:"
/bin/ls bsp/*.bsp
echo
else
if [ ! -f "$2" ]; then
echo "Could not find $2"
else
setBSP "$2"
fi
fi
;;
"prepare")
if [ "$2" = "help" ] || [ "$2" = "x" ]; then
echo "This option fetches the sources for the images and configurates the build so that it can be compiled"
echo
echo "Usage: $0 $1"
echo
else
prepare
fi
;;
"build")
if [ "$2" = "help" ] || [ "$2" = "x" ]; then
echo "This option compiles the firmware"
echo "Normaly the build uses lower IO and System priorities, "
echo "you can append \"fast\" option, to use normal user priorities"
echo
echo "Usage: $0 $1 [fast|debug]"
echo
else
build "$2"
fi
;;
"config")
case "$2" in
openwrt)
config openwrt
;;
*)
echo "This open the OpenWrt menuconfig dialog"
echo
echo "Usage: $0 $1 openwrt"
echo
;;
esac
;;
"clean")
if [ "$2" = "help" ] || [ "$2" = "x" ]; then
echo "This option cleans all build files."
echo
echo "Usage: $0 $1"
echo
else
clean
fi
;;
"buildall")
if [ "$2" = "help" ]; then
echo "This option builds the firmware for all routers."
echo
echo "Usage: $0 $1 [fast]"
echo
else
buildall "$2"
fi
;;
"release")
if [ "$2" = help ]; then
echo "This option builds the firmware for a given board. It also creates hash sums and a the file release.nfo"
echo
echo "Usage: $0 $1 [all] [fast]"
echo
else
buildrelease "$2" "$3"
fi
;;
*)
echo "This is the Build Environment Script of the Freifunk Community Franken."
echo
echo "Usage: $0 command"
echo "command:"
echo " selectbsp <bsp-file>"
echo " prepare"
echo " config openwrt"
echo " build [fast|debug]"
echo " buildall [fast]"
echo " release [all] [fast]"
echo " clean"
echo ""
echo "If you need help to one of these options just type: $0 <command> help"
echo
;;
esac