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rebeccablackos_builder.sh
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#! /bin/bash
# Copyright (c) 2012 - 2025 nerdopolis (or n3rdopolis) <[email protected]>
#
# This file is part of RebeccaBlackOS.
#
# 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 2 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.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
shopt -s dotglob
#This function retrives the PID, and some of the child PIDs, to eventually get the pid 1 of the namespace for the build
function GetJobPIDs
{
if [[ -d /proc/$SUBSHELLPID ]]
then
PYTHONPID=$(pgrep -oP $SUBSHELLPID 2>/dev/null)
else
ROOTPID=-1
return
fi
if [[ -d /proc/$PYTHONPID ]]
then
UNSHAREPID=$(pgrep -oP $PYTHONPID 2>/dev/null)
else
ROOTPID=-1
return
fi
if [[ -d /proc/$UNSHAREPID ]]
then
ROOTPID=$(pgrep -oP $UNSHAREPID 2>/dev/null)
else
ROOTPID=-1
fi
}
#This function takes the same arguments as echo, behaves like echo, except all the text is saved in a variable to be written to a log later
function echolog
{
LOGTEXTADD=$(echo "$@")
LOGTEXT+=$LOGTEXTADD
if [[ $1 != -n ]]
then
LOGTEXT+=$'\n'
fi
echo "$@"
}
#This function takes the same arguments as echo, like echolog, but then writes to a failure log, and exits the script
#THis is for when the script itself cannot initailize phase0, 1, 2, or 3, not for when an ISO fails to build
function faillog
{
echolog "$@"
echo "$LOGTEXT" > "$BUILDLOCATION"/logs/failedlogs/Failed_"$STARTDATE"_"$BUILDARCH".log
rm "$BUILDLOCATION"/logs/failedlogs/latest-failedlog_"$BUILDARCH".log 2>/dev/null
ln -s "$BUILDLOCATION"/logs/failedlogs/Failed_"$STARTDATE"_"$BUILDARCH".log "$BUILDLOCATION"/logs/failedlogs/latest-failedlog_"$BUILDARCH".log
exit 1
}
function setup_buildprocess
{
#unset most varaibles
unset VARLIST
CALLING_SUDO_USER=$SUDO_USER
HOMELOCATION=$HOME
OLDBUILDROOT=$HOME
PATH=$(getconf PATH):/sbin:/usr/sbin
VARLIST=$(env | awk -F = '{print $1}' | grep -Ev "^PATH$" )
for var in $VARLIST
do
unset "$var" &> /dev/null
done
#Detect the best Python command to use
PYTHONTESTCOMMANDS=(python3 python2 python2.7 python)
for PYTHONTESTCOMMAND in "${PYTHONTESTCOMMANDS[@]}"
do
type $PYTHONTESTCOMMAND &> /dev/null
if [[ $? == 0 ]]
then
export PYTHONCOMMAND=$PYTHONTESTCOMMAND
break
fi
done
export TERM=linux
export LANG=C.UTF-8
STARTDATE=$(date +"%Y-%m-%d_%H-%M-%S")
if [[ ! -z $CALLING_SUDO_USER ]]
then
WGETCOMMAND="runuser -u ${CALLING_SUDO_USER} -- wget"
else
WGETCOMMAND="wget"
fi
#If user presses CTRL+C, kill any namespace, remove the lock file, exit the script
trap 'if [[ $BUILD_RUNNING == 0 ]];
then exit 2;
fi;
if [[ -z $ROOTPID ]];
then GetJobPIDs;
fi;
if [[ -e /proc/"$ROOTPID" && $ROOTPID != "" && $ROOTPID != -1 ]];
then kill -9 $ROOTPID;
rm "$BUILDLOCATION"/build/"$BUILDARCH"/lockfile;
echo -e "\nCTRL+C pressed, exiting...";
exit 2;
fi' SIGINT
#Handle when the script is resumed
trap 'if [[ -e /proc/"$SUBSHELLPID" && $SUBSHELLPID != "" ]];
then kill -CONT $SUBSHELLPID;
fi;
if [[ -e /proc/"$ROOTPID" && $ROOTPID != "" && $ROOTPID != -1 ]];
then pkill -CONT --nslist pid --ns $ROOTPID "";
fi' SIGCONT
#Stop the background process that the script is waiting on when CTRL+Z is sent
trap 'echo "CTRL+Z pressed, pausing...";
if [[ -z $ROOTPID ]];
then GetJobPIDs;
fi;
if [[ -e /proc/"$ROOTPID" && $ROOTPID != "" && $ROOTPID != -1 ]];
then pkill -STOP --nslist pid --ns $ROOTPID "";
fi
if [[ -e /proc/"$SUBSHELLPID" && $SUBSHELLPID != "" && $ROOTPID != "" && $ROOTPID != -1 ]];
then kill -STOP $SUBSHELLPID;
fi;
if [[ $ROOTPID != "" && $ROOTPID != -1 ]]
then
kill -STOP $$
fi' SIGTSTP
}
#Function to start a command and all arguments, starting from the third one, as a command in a seperate PID and mount namespace. The first argument determines if the namespace should have network connectivity or not (1 = have network connectivity, 0 = no network connectivity). The second argument states where the log output will be written.
function NAMESPACE_EXECUTE {
HASNETWORK=$1
shift
LOGFILE="$1"
echolog " Logging to $(basename $LOGFILE)"
shift
if [[ $HASNETWORK == 0 ]]
then
UNSHAREFLAGS="-f --cgroup --ipc --uts --pid --mount --net --mount-proc"
else
UNSHAREFLAGS="-f --cgroup --ipc --uts --pid --mount --mount-proc"
fi
#Create the PID and Mount namespaces to start the command in
($PYTHONCOMMAND -c 'import pty, sys; from signal import signal, SIGPIPE, SIG_DFL; signal(SIGPIPE,SIG_DFL); pty.spawn(sys.argv[1:])' bash -c "stty cols 80 rows 24; exec unshare $UNSHAREFLAGS "$@"" |& tee "$LOGFILE" ) &
SUBSHELLPID=$!
#Get the PID of the unshared process, which is pid 1 for the namespace, wait at the very most 1 minute for the process to start, 120 attempts with half 1 second intervals.
#Abort if not started in 1 minute
for (( element = 0 ; element < 120 ; element++ ))
do
read -t .5
GetJobPIDs
if [[ ! -z $ROOTPID ]]
then
break
fi
done
if [[ -z $ROOTPID ]]
then
faillog "The main namespace process failed to start, in 1 minute. This should not take that long"
fi
#Wait for the PID to complete
if [[ $ROOTPID != -1 ]]
then
read -r < <(tail -f /dev/null --pid=$UNSHAREPID)
fi
unset SUBSHELLPID
unset PYTHONPID
unset UNSHAREPID
unset ROOTPID
}
#Declare most of the script as a function, to protect against the script from any changes when running, from causing the build process to be inconsistant
function run_buildprocess {
type dpkg &> /dev/null
if [[ $? != 0 ]]
then
DEFAULT_ARCH=amd64
else
DEFAULT_ARCH=$(dpkg --print-architecture)
fi
EXITSTATUS=0
BUILD_RUNNING=0
SCRIPTFILEPATH=$(readlink -f "$0")
SCRIPTFOLDERPATH=$(dirname "$SCRIPTFILEPATH")
#Begin config options
BUILDROOT=/var/cache
BUILDFOLDERNAME=RBOS_Build_Files
export BUILDUNIXNAME=rebeccablackos
export BUILDFRIENDLYNAME=RebeccaBlackOS
#Values for determining how much free disk/ramdisk space is needed
GIGABYTE=1048576
STORAGESIZE_TOTALSIZE=0
STORAGESIZE_PADDING=$((2 * $GIGABYTE ))
STORAGESIZE_TMPBASEBUILD=$((1 * $GIGABYTE ))
STORAGESIZE_TMPSRCBUILDOVERLAY=$((2 * $GIGABYTE ))
STORAGESIZE_TMPPHASE3=$((2 * $GIGABYTE ))
STORAGESIZE_TMPREMASTERSYS=$((7 * $GIGABYTE ))
STORAGESIZE_ISOOUT=$((4 * $GIGABYTE ))
STORAGESIZE_BUILDOUTPUT=$((2 * $GIGABYTE ))
STORAGESIZE_PHASE1=$((2 * $GIGABYTE ))
STORAGESIZE_PHASE2=$((5 * $GIGABYTE ))
STORAGESIZE_ARCHIVES=$((1 * $GIGABYTE ))
STORAGESIZE_SRCBUILD=$((38 * $GIGABYTE ))
#End config options
#Move to /var/cache if an existing build folder exists. With systemd-homed and the problems caused by UIDs moved in a migrated home directory, it's best to store in /var/cache
if [[ -d "$OLDBUILDROOT"/$BUILDFOLDERNAME && ! -d "$BUILDROOT"/$BUILDFOLDERNAME ]]
then
echolog "Moving $OLDBUILDROOT/$BUILDFOLDERNAME to $BUILDROOT/$BUILDFOLDERNAME"
mv "$OLDBUILDROOT"/$BUILDFOLDERNAME "$BUILDROOT"/$BUILDFOLDERNAME
fi
export BUILDLOCATION="$BUILDROOT"/$BUILDFOLDERNAME
#make a folder containing the live cd tools in the users local folder
mkdir -p "$BUILDLOCATION"
#Create the logs folder for any logs the script may need to write if it aborts early
mkdir -p "$BUILDLOCATION"/logs/failedlogs
echolog "Build script for $BUILDFRIENDLYNAME. The build process requires no user interaction, apart from specifing the build architecture, and sending a keystroke to confirm to starting the build process.
"
export BUILDARCH=$(echo $1| grep BUILDARCH | awk -F = '{print $2}')
export REVISIONSFILE=$2
DONODELAY=0
if [[ -z "$BUILDARCH" ]]
then
echolog "Select architecture:"
echolog " Enter 0 or press Enter to build an ISO matching the current architecture ($DEFAULT_ARCH)"
echolog " Enter 1 for amd64"
echolog " Enter 2 for i386 (Unsupported)"
echolog " Enter 3 for arm64 (Unsupported)"
echolog " Enter 4 for armhf (Unsupported)"
echolog " Enter 5 for a prompt for a custom architecture (Unsupported)"
echolog "The arch can also be selected by passing BUILDARCH=(architecture) as the first argument. The second argument can be a path to a handled revisions file."
read -r archselect
if [[ $archselect == 0 ]]
then
export BUILDARCH=$DEFAULT_ARCH
elif [[ $archselect == 1 ]]
then
export BUILDARCH=amd64
elif [[ $archselect == 2 ]]
then
export BUILDARCH=i386
elif [[ $archselect == 3 ]]
then
export BUILDARCH=arm64
elif [[ $archselect == 4 ]]
then
export BUILDARCH=armhf
elif [[ $archselect == 5 ]]
then
echolog "Enter custom CPU arch. Please ensure your processor is capable of running the selected architecture."
read -r BUILDARCH
export BUILDARCH=$BUILDARCH
else
export BUILDARCH=$DEFAULT_ARCH
fi
SHOWSKIPPROMPT=0
else
SHOWSKIPPROMPT=1
fi
if [[ ! -z "$REVISIONSFILE" ]]
then
DONODELAY=1
fi
#Checkinstall needs overlayfs
HASOVERLAYFS=$(grep -c overlay$ /proc/filesystems)
if [[ $HASOVERLAYFS == 0 ]]
then
HASOVERLAYFSMODULE=$(modprobe -n overlay; echo $?)
if [[ $HASOVERLAYFSMODULE == 0 ]]
then
HASOVERLAYFS=1
else
faillog "Building without overlayfs is no longer supported"
fi
fi
#Detect another instance, by creating a testing a lockfile, which is a symlink to /proc/pid/cmdline, and making sure the second line of /proc/pid/cmdline matches (as it's the path to the script).
ls "$(readlink -f "$BUILDLOCATION"/build/"$BUILDARCH"/lockfile)" &> /dev/null
result=$?
if [[ $result != 0 || ! -e "$BUILDLOCATION"/build/"$BUILDARCH"/lockfile ]]
then
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"
rm "$BUILDLOCATION"/build/"$BUILDARCH"/lockfile &> /dev/null
"$BUILDLOCATION"/build/"$BUILDARCH"/lockfile 2>/dev/null
ln -s /proc/"$$"/cmdline "$BUILDLOCATION"/build/"$BUILDARCH"/lockfile
else
LockPID=$(readlink -f "$BUILDLOCATION"/build/"$BUILDARCH"/lockfile | awk -F "/" '{print $3}')
faillog "Error: Another instance is already running for $BUILDARCH (pid $LockPID)"
fi
#Copy in a revisions file if specified
if [[ ! -z "$REVISIONSFILE" ]]
then
cp "$REVISIONSFILE" "$BUILDLOCATION"/buildcore_revisions_"$BUILDARCH".txt
fi
#Create the placeholder for the revisions import, so that it's easy for the user to get the name correct. It is only used if it's more than 0 bytes
if [[ ! -e "$BUILDLOCATION"/buildcore_revisions_"$BUILDARCH".txt ]]
then
touch "$BUILDLOCATION"/buildcore_revisions_"$BUILDARCH".txt
fi
#Create the placeholder for the list of packages to delete
if [[ ! -e "$BUILDLOCATION"/RestartPackageList_"$BUILDARCH".txt ]]
then
touch "$BUILDLOCATION"/RestartPackageList_"$BUILDARCH".txt
fi
#####Tell User what script does
echolog "
The following files will be generated by the script. The listed files will be overwritten. (file names and folder names are case sensitive)
Folder: $BUILDLOCATION
File: ${HOMELOCATION}/${BUILDFRIENDLYNAME}_${BUILDARCH}.iso
File: ${HOMELOCATION}/${BUILDFRIENDLYNAME}_DevDbg_${BUILDARCH}.iso
File: ${HOMELOCATION}/${BUILDFRIENDLYNAME}_Revisions_${BUILDARCH}.txt
File: ${HOMELOCATION}/${BUILDFRIENDLYNAME}_Source_${BUILDARCH}.tar.gz
"
echolog "----------------------------------------------------------------------------------------
If you want to build revisions specified in a list file from a previous build, overwrite
$BUILDLOCATION/buildcore_revisions_$BUILDARCH.txt
with the requested revisions file generated from a previous build, or a downloaded instance, or specify it as the second argument after BUILDARCH=(architecture)
to have it copied in.
You may also specify a list of pacakges in
$BUILDLOCATION/RestartPackageList_$BUILDARCH.txt
to batch restart, one package per line.
Although the files have the CPU architecture as the suffix in the file name, there is nothing CPU dependant in them, and the suffix only exists to identify them.
For example buildcore_revisions_amd64.txt can be used in $BUILDLOCATION/buildcore_revisions_i386.txt
and
RestartPackageList_amd64.txt can be used in RestartPackageList_i386.txt
Ensure the file(s) are copied, and not moved, as they are treated as a one time control file, and deleted after the next run.
-----------------------------------------------------------------------------------------------------------------------------"
if [[ $DONODELAY != 1 ]]
then
if [[ $SHOWSKIPPROMPT != 1 ]]
then
echolog "Most users can ignore this message. Press Enter to continue..."
read wait
else
echolog "Most users can ignore this message. The build process will start in 5 seconds"
sleep 5
fi
fi
STARTTIME=$(date +%s)
PREPARE_STARTTIME=$(date +%s)
#prepare debootstrap
if [[ ! -e "$BUILDLOCATION"/debootstrap/debootstrap || ! -e "$BUILDLOCATION"/debootstrap/keyrings/debian-archive-keyring.gpg || ! -e "$BUILDLOCATION"/DontDownloadDebootstrapScript ]]
then
type ar &> /dev/null
if [[ $? != 0 ]]
then
faillog "ar command not installed. ar is needed to extract debootstrap, and usually comes with binutils"
fi
echolog "Control file for debootstrap removed, or non existing. Deleting downloaded debootstrap folder"
touch "$BUILDLOCATION"/DontDownloadDebootstrapScript
mkdir -p "$BUILDLOCATION"/debootstrap
rm -rf "$BUILDLOCATION"/debootstrap/*
mkdir -p "$BUILDLOCATION"/debootstrap/keyrings
DEBURLS=$($WGETCOMMAND -O - https://httpredir.debian.org/debian/indices/files/components/suite-unstable.list.gz 2>/dev/null | gzip -d | grep '\.deb$' |grep -E /debootstrap/\|/debian-archive-keyring/)
DEBOOTSTRAPURL=$(echo "$DEBURLS" | grep /debootstrap/ | sed 's/^.//g')
ARCHIVEKEYURL=$(echo "$DEBURLS" | grep /debian-archive-keyring/ | sed 's/^.//g')
$WGETCOMMAND -O - https://httpredir.debian.org/debian/$DEBOOTSTRAPURL 2>/dev/null > "$BUILDLOCATION"/debootstrap/debootstrap.deb
$WGETCOMMAND -O - https://httpredir.debian.org/debian/$ARCHIVEKEYURL 2>/dev/null > "$BUILDLOCATION"/debootstrap/debian-archive-keyring.deb
TARNAME=$(ar t "$BUILDLOCATION"/debootstrap/debootstrap.deb |grep 'data\.tar\.')
ar p "$BUILDLOCATION"/debootstrap/debootstrap.deb $TARNAME > "$BUILDLOCATION"/debootstrap/debootstrap.tar
TARNAME=$(ar t "$BUILDLOCATION"/debootstrap/debian-archive-keyring.deb |grep 'data\.tar\.')
ar p "$BUILDLOCATION"/debootstrap/debian-archive-keyring.deb $TARNAME > "$BUILDLOCATION"/debootstrap/debian-archive-keyring.tar
DEBOOTSTRIPBINPATH=$(tar -atf "$BUILDLOCATION"/debootstrap/debootstrap.tar | grep bin/debootstrap$)
tar -axf "$BUILDLOCATION"/debootstrap/debootstrap.tar --strip-components=3 -C "$BUILDLOCATION"/debootstrap "$DEBOOTSTRIPBINPATH"
tar -axf "$BUILDLOCATION"/debootstrap/debootstrap.tar --strip-components=4 -C "$BUILDLOCATION"/debootstrap ./usr/share/debootstrap/scripts
tar -axf "$BUILDLOCATION"/debootstrap/debootstrap.tar --strip-components=4 -C "$BUILDLOCATION"/debootstrap ./usr/share/debootstrap/functions
tar -axf "$BUILDLOCATION"/debootstrap/debian-archive-keyring.tar --strip-components=4 -C "$BUILDLOCATION"/debootstrap/keyrings ./usr/share/keyrings/debian-archive-keyring.gpg
if [[ ! -e "$BUILDLOCATION"/debootstrap/debootstrap || ! -e "$BUILDLOCATION"/debootstrap/scripts || ! -e "$BUILDLOCATION"/debootstrap/functions || ! -e "$BUILDLOCATION"/debootstrap/keyrings/debian-archive-keyring.gpg ]]
then
faillog "failed to bootstrap debootstrap"
fi
fi
#If debootstrap fails
if [[ ! -e "$BUILDLOCATION"/debootstrap/debootstrap ]]
then
faillog "Download of debootstrap failed, this script needs to be able to download debootstrap from ftp.debian.org in order to be able to continue."
fi
#Determine how much free disk space is neeed
((STORAGESIZE_TOTALSIZE+=STORAGESIZE_PADDING))
#Determine how much space is in use by the ISOs already, and take that value away from the space allocated towards the output ISO, and append it
CURRENT_ISOOUT=$(du -c "$HOMELOCATION"/"$BUILDFRIENDLYNAME"*_"$BUILDARCH".iso 2>/dev/null | tail -1 | awk '{print $1}')
((STORAGESIZE_TOTALSIZE_OUTPUT=(STORAGESIZE_ISOOUT-CURRENT_ISOOUT)))
#ISOs will be built in the build location, and moved out into the destination directory. Account for the temporary space used
((STORAGESIZE_TOTALSIZE+=(STORAGESIZE_ISOOUT-CURRENT_ISOOUT)))
echolog "Starting the build process..."
REBUILT="to update"
#Move the builder in its own cgroup, systemd managed user sessions start applications like terminal emulators in their own cgroup. This avoids making the oom killer kill the whole terminal emulator if the system is low on RAM
OriginalCgroup=$(cat /proc/self/cgroup | sed 's|^0::|/sys/fs/cgroup|g')
mkdir -p /sys/fs/cgroup/machine.slice/"$BUILDUNIXNAME"_builder:"$BUILDARCH"
echo $$ > /sys/fs/cgroup/machine.slice/"$BUILDUNIXNAME"_builder:"$BUILDARCH"/cgroup.procs
#Delete any stale files
echolog "Cleaning up any stale remaining files from any incomplete build..."
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/buildlogs/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/phase_3/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/remastersys/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/vartmp/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild/buildhome/sourcehome/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild/buildhome/config/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/importdata/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/exportsource/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/externalbuilders/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild_overlay/*
#Only run phase0 if phase1 and phase2 are going to be reset. phase0 only resets
RUN_PHASE_0=0
if [[ ! -f "$BUILDLOCATION"/DontForceSnapshotBuild"$BUILDARCH" && -f "$BUILDLOCATION"/DontStartFromScratch"$BUILDARCH" ]]
then
FORCE_SNAPSHOT_BUILD=1
touch "$BUILDLOCATION"/DontForceSnapshotBuild"$BUILDARCH"
else
FORCE_SNAPSHOT_BUILD=0
fi
if [[ -s "$BUILDLOCATION"/buildcore_revisions_"$BUILDARCH".txt || $FORCE_SNAPSHOT_BUILD == 1 ]]
then
if [[ -s "$BUILDLOCATION"/buildcore_revisions_"$BUILDARCH".txt ]]
then
APTFETCHDATESECONDS=$(grep APTFETCHDATESECONDS= "$BUILDLOCATION"/buildcore_revisions_"$BUILDARCH".txt | head -1 | sed 's/APTFETCHDATESECONDS=//g')
fi
export PHASE1_PATHNAME=snapshot_phase_1
export PHASE2_PATHNAME=snapshot_phase_2
export BUILD_SNAPSHOT_SYSTEMS=1
RUN_PHASE_0=1
echolog "Clearing phase1 and phase2 snapshot build systems..."
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/snapshot_phase_1/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/snapshot_phase_2/*
else
export PHASE1_PATHNAME=phase_1
export PHASE2_PATHNAME=phase_2
export BUILD_SNAPSHOT_SYSTEMS=0
fi
if [[ ! -f "$BUILDLOCATION"/DontStartFromScratch"$BUILDARCH" || ! -f "$BUILDLOCATION"/DontRestartPhase1"$BUILDARCH" || ! -f "$BUILDLOCATION"/DontRestartPhase2"$BUILDARCH" ]]
then
#If set to clean up all files
if [ ! -f "$BUILDLOCATION"/DontStartFromScratch"$BUILDARCH" ]
then
echolog "Control file for all of $BUILDARCH removed, or non existing. Deleting phase_1, phase_2, archives, built deb files, and downloaded sources"
#clean up old files
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/phase_1/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/phase_2/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/phase_3/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/workdir/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/buildoutput/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/archives/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/snapshot_phase_1/*
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/snapshot_phase_2/*
rm "$BUILDLOCATION"/DontRestartPhase1"$BUILDARCH"
rm "$BUILDLOCATION"/DontRestartPhase2"$BUILDARCH"
rm "$BUILDLOCATION"/DontRestartBuildoutput"$BUILDARCH"
rm "$BUILDLOCATION"/DontRestartArchives"$BUILDARCH"
rm "$BUILDLOCATION"/DontRestartSourceDownload"$BUILDARCH"
touch "$BUILDLOCATION"/DontStartFromScratch"$BUILDARCH"
touch "$BUILDLOCATION"/DontForceSnapshotBuild"$BUILDARCH"
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/phase_2/tmp
touch "$BUILDLOCATION"/build/"$BUILDARCH"/phase_2/tmp/INSTALLS.txt.lastrun
REBUILT="to rebuild from scratch"
fi
#if set to rebuild phase 1
if [[ ! -f "$BUILDLOCATION"/DontRestartPhase1"$BUILDARCH" && $BUILD_SNAPSHOT_SYSTEMS == 0 ]]
then
echolog "Control file for phase_1 removed, or non existing. Deleting phase_1 system for $BUILDARCH"
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/phase_1/*
((STORAGESIZE_TOTALSIZE+=STORAGESIZE_PHASE1))
fi
#if set to rebuild phase 2
if [[ ! -f "$BUILDLOCATION"/DontRestartPhase2"$BUILDARCH" && $BUILD_SNAPSHOT_SYSTEMS == 0 ]]
then
echolog "Control file for phase_2 removed, or non existing. Deleting phase_2 system for $BUILDARCH"
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/phase_2/*
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/phase_2/tmp
touch "$BUILDLOCATION"/build/"$BUILDARCH"/phase_2/tmp/INSTALLS.txt.lastrun
((STORAGESIZE_TOTALSIZE+=STORAGESIZE_PHASE2))
fi
RUN_PHASE_0=1
fi
#Delete buildoutput based on a control file
if [[ ! -f "$BUILDLOCATION"/DontRestartBuildoutput"$BUILDARCH" ]]
then
echolog "Control file for buildoutput removed, or non existing. Deleting compiled .deb files for $BUILDARCH"
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/buildoutput/*
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/buildoutput
touch "$BUILDLOCATION"/DontRestartBuildoutput"$BUILDARCH"
((STORAGESIZE_TOTALSIZE+=STORAGESIZE_BUILDOUTPUT))
fi
#Delete archives based on a control file
if [[ ! -f "$BUILDLOCATION"/DontRestartArchives"$BUILDARCH" ]]
then
echolog "Control file for archives removed, or non existing. Deleting downloaded cached .deb files for $BUILDARCH"
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/archives/*
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/archives
touch "$BUILDLOCATION"/DontRestartArchives"$BUILDARCH"
((STORAGESIZE_TOTALSIZE+=STORAGESIZE_ARCHIVES))
fi
#Delete downloaded source based on a control file
if [[ ! -f "$BUILDLOCATION"/DontRestartSourceDownload"$BUILDARCH" ]]
then
echolog "Control file for srcbuild removed, or non existing. Deleting downloaded sources for $BUILDARCH"
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild/*
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild
touch "$BUILDLOCATION"/DontRestartSourceDownload"$BUILDARCH"
((STORAGESIZE_TOTALSIZE+=STORAGESIZE_SRCBUILD))
fi
#create the folders for the build systems, and for any folder that will be bind mounted in
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/phase_1
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/phase_2
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/phase_3
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/snapshot_phase_1
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/snapshot_phase_2
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild/buildoutput
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/buildoutput
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/workdir
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/archives
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/remastersys
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/vartmp
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/buildlogs
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/externalbuilders
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/importdata
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/exportsource
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild_overlay
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/unionwork
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/unionwork_srcbuild
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk
RAMDISKED_TEMP_FOLDERS=0
TOTAL_TEMP_FOLDERS=0
FREERAM=$(grep MemAvailable: /proc/meminfo | awk '{print $2}')
RAMDISKSIZE=$STORAGESIZE_PADDING
#Determine the size of the ram disk, determine if enough free ram for base in ramdisk
((TOTAL_TEMP_FOLDERS++))
RAMDISKTESTSIZE=$((RAMDISKSIZE+STORAGESIZE_TMPBASEBUILD))
OPTIMAL_FREE_RAM=$((RAMDISKSIZE+STORAGESIZE_TMPBASEBUILD))
if [[ $FREERAM -gt $RAMDISKTESTSIZE ]]
then
echolog "More than $(( ((RAMDISKTESTSIZE+1023) /1024 + 1023) /1024 ))GB of RAM Free. Using a ramdisk for base temporary folders."
((RAMDISKED_TEMP_FOLDERS++))
RAMDISK_FOR_BASE=1
RAMDISKSIZE=$RAMDISKTESTSIZE
else
echolog "Not enough free RAM to use a ramdisk for base temporary folders."
((STORAGESIZE_TOTALSIZE+=STORAGESIZE_TMPBASEBUILD))
RAMDISKTESTSIZE=$RAMDISKSIZE
fi
#Determine if enough free RAM for srcbuild_overlay in ramdisk
((TOTAL_TEMP_FOLDERS++))
RAMDISKTESTSIZE=$((RAMDISKTESTSIZE+STORAGESIZE_TMPSRCBUILDOVERLAY))
OPTIMAL_FREE_RAM=$((OPTIMAL_FREE_RAM+STORAGESIZE_TMPSRCBUILDOVERLAY))
if [[ $FREERAM -gt $RAMDISKTESTSIZE ]]
then
echolog "More than $(( ((RAMDISKTESTSIZE+1023) /1024 + 1023) /1024 ))GB of RAM Free. Using a ramdisk for srcbuild overlay"
((RAMDISKED_TEMP_FOLDERS++))
RAMDISK_FOR_SRCBUILD=1
RAMDISKSIZE=$RAMDISKTESTSIZE
else
echolog "Not enough free RAM to use a ramdisk for srcbuild overlay."
RAMDISKTESTSIZE=$RAMDISKSIZE
((STORAGESIZE_TOTALSIZE+=STORAGESIZE_TMPSRCBUILDOVERLAY))
fi
#Determine if enough free RAM for phase3 in ramdisk
((TOTAL_TEMP_FOLDERS++))
RAMDISKTESTSIZE=$((RAMDISKTESTSIZE+STORAGESIZE_TMPPHASE3))
OPTIMAL_FREE_RAM=$((OPTIMAL_FREE_RAM+STORAGESIZE_TMPPHASE3))
if [[ $FREERAM -gt $RAMDISKTESTSIZE ]]
then
echolog "More than $(( ((RAMDISKTESTSIZE+1023) /1024 + 1023) /1024 ))GB of RAM Free. Using a ramdisk for phase 3"
((RAMDISKED_TEMP_FOLDERS++))
RAMDISK_FOR_PHASE3=1
RAMDISKSIZE=$RAMDISKTESTSIZE
else
echolog "Not enough free RAM to use a ramdisk for phase 3."
RAMDISKTESTSIZE=$RAMDISKSIZE
((STORAGESIZE_TOTALSIZE+=STORAGESIZE_TMPPHASE3))
fi
if [[ $BUILD_SNAPSHOT_SYSTEMS == 1 ]]
then
((TOTAL_TEMP_FOLDERS++))
RAMDISKTESTSIZE=$((RAMDISKSIZE+STORAGESIZE_PHASE1))
OPTIMAL_FREE_RAM=$((OPTIMAL_FREE_RAM+STORAGESIZE_PHASE1))
if [[ $FREERAM -gt $RAMDISKTESTSIZE ]]
then
echolog "More than $(( ((RAMDISKTESTSIZE+1023) /1024 + 1023) /1024 ))GB of RAM Free. Using a ramdisk for phase 1"
((RAMDISKED_TEMP_FOLDERS++))
RAMDISK_FOR_PHASE1=1
RAMDISKSIZE=$RAMDISKTESTSIZE
else
echolog "Not enough free RAM to use a ramdisk for phase 2."
RAMDISKTESTSIZE=$RAMDISKSIZE
((STORAGESIZE_TOTALSIZE+=STORAGESIZE_PHASE1))
fi
((TOTAL_TEMP_FOLDERS++))
RAMDISKTESTSIZE=$((RAMDISKSIZE+STORAGESIZE_PHASE2-STORAGESIZE_PHASE1))
OPTIMAL_FREE_RAM=$((OPTIMAL_FREE_RAM+STORAGESIZE_PHASE2-STORAGESIZE_PHASE1))
if [[ $FREERAM -gt $RAMDISKTESTSIZE ]]
then
echolog "More than $(( ((RAMDISKTESTSIZE+1023) /1024 + 1023) /1024 ))GB of RAM Free. Using a ramdisk for phase 2"
((RAMDISKED_TEMP_FOLDERS++))
RAMDISK_FOR_PHASE2=1
RAMDISKSIZE=$RAMDISKTESTSIZE
else
echolog "Not enough free RAM to use a ramdisk for phase 2."
RAMDISKTESTSIZE=$RAMDISKSIZE
((STORAGESIZE_TOTALSIZE+=STORAGESIZE_PHASE2))
#If this is snapshot, the phase 1 is temporary, and deleted once it completes all downloads, in favor of phase 2
((STORAGESIZE_TOTALSIZE-=STORAGESIZE_PHASE1))
fi
fi
#Determine if enough free RAM for Remastersys in ramdisk
((TOTAL_TEMP_FOLDERS++))
RAMDISKTESTSIZE=$((RAMDISKSIZE+STORAGESIZE_TMPREMASTERSYS))
OPTIMAL_FREE_RAM=$((OPTIMAL_FREE_RAM+STORAGESIZE_TMPREMASTERSYS))
if [[ $FREERAM -gt $RAMDISKTESTSIZE ]]
then
echolog "More than $(( ((RAMDISKTESTSIZE+1023) /1024 + 1023) /1024 ))GB of RAM Free. Using a ramdisk for remastersys"
((RAMDISKED_TEMP_FOLDERS++))
RAMDISK_FOR_REMASTERSYS=1
RAMDISKSIZE=$RAMDISKTESTSIZE
else
echolog "Not enough free RAM to use a ramdisk for remastersys."
RAMDISKTESTSIZE=$RAMDISKSIZE
((STORAGESIZE_TOTALSIZE+=STORAGESIZE_TMPREMASTERSYS))
fi
#get the size of the output location
FREEDISKSPACE_OUTPUT=$(df --output=avail $HOMELOCATION | tail -1)
#if there is less than the required amount of space, then exit.
if [[ $FREEDISKSPACE_OUTPUT -le $STORAGESIZE_TOTALSIZE_OUTPUT ]]
then
echolog "You have less then $(( ((STORAGESIZE_TOTALSIZE_OUTPUT+1023) /1024 + 1023) /1024 ))GB of free space on the filesystem $(df --output=target $HOMELOCATION | tail -1) for $HOMELOCATION. Please free up some space."
echolog "The script will now abort."
faillog "free space: $FREEDISKSPACE_OUTPUT"
else
echolog -e "\n\nFree disk space needed for ISO output: $(( ((STORAGESIZE_TOTALSIZE_OUTPUT+1023) /1024 + 1023) /1024 ))GB, Current free disk space for ISO output: $(( ((FREEDISKSPACE_OUTPUT+1023) /1024 + 1023) /1024 ))GB"
fi
#get the size of the build location
FREEDISKSPACE_BUILDSPACE=$(df --output=avail $BUILDLOCATION | tail -1)
#if there is less than the required amount of space, then exit.
if [[ $FREEDISKSPACE_BUILDSPACE -le $STORAGESIZE_TOTALSIZE ]]
then
echolog "You have less then $(( ((STORAGESIZE_TOTALSIZE+1023) /1024 + 1023) /1024 ))GB of free space on the filesystem $(df --output=target $BUILDLOCATION | tail -1) for $BUILDLOCATION. Please free up some space."
echolog "The script will now abort."
faillog "free space: $FREEDISKSPACE_BUILDSPACE"
else
echolog -e "Current free RAM: $(( ((FREERAM+1023) /1024 + 1023) /1024 ))GB; RAM disk maximum size: $(( ((RAMDISKSIZE+1023) /1024 + 1023) /1024 ))GB, Free disk space needed for build: $(( ((STORAGESIZE_TOTALSIZE+1023) /1024 + 1023) /1024 ))GB, Current free disk space for build: $(( ((FREEDISKSPACE_BUILDSPACE+1023) /1024 + 1023) /1024 ))GB"
echolog -e "Temporary folders in ramdisk: $RAMDISKED_TEMP_FOLDERS / Total temporary folders: $TOTAL_TEMP_FOLDERS . For all temporary folders to be in RAM, $(( ((OPTIMAL_FREE_RAM+1023) /1024 + 1023) /1024 ))GB is needed to be free.\n"
fi
#Mount the ramdisk
mount --make-rprivate /
if [[ $RAMDISK_STATUS != 0 ]]
then
mount -t tmpfs -o size=${RAMDISKSIZE}k tmpfs "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk
RAMDISK_STATUS=$?
else
RAMDISK_STATUS=1
fi
#Create the folders in the ramdisk
if [[ $RAMDISK_FOR_BASE == 1 && $RAMDISK_STATUS == 0 ]]
then
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/buildlogs
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/vartmp
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/importdata
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/externalbuilders
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/exportsource
mount --bind "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/buildlogs "$BUILDLOCATION"/build/"$BUILDARCH"/buildlogs
mount --bind "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/vartmp "$BUILDLOCATION"/build/"$BUILDARCH"/vartmp
mount --bind "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/importdata "$BUILDLOCATION"/build/"$BUILDARCH"/importdata
mount --bind "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/externalbuilders "$BUILDLOCATION"/build/"$BUILDARCH"/externalbuilders
mount --bind "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/exportsource "$BUILDLOCATION"/build/"$BUILDARCH"/exportsource
fi
#Make a list of all current items under srcbuild
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild/buildhome/inactive_packages
if [[ $(ls -A "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild/buildhome/inactive_packages/) ]]
then
rm "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild/buildhome/inactive_packages/*
fi
find "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild/ -mindepth 1 -maxdepth 1 -type d -printf "%f\n" | grep -v ^buildoutput$ | grep -v ^buildhome$ | while read -r PACKAGE
do
touch "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild/buildhome/inactive_packages/"$PACKAGE"
done
if [[ $BUILD_SNAPSHOT_SYSTEMS == 1 && $RAMDISK_FOR_PHASE1 == 1 && $RAMDISK_STATUS == 0 ]]
then
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/snapshot_phase_1
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/unionwork_phase1
mount --bind "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/snapshot_phase_1 "$BUILDLOCATION"/build/"$BUILDARCH"/snapshot_phase_1
fi
if [[ $BUILD_SNAPSHOT_SYSTEMS == 1 && $RAMDISK_FOR_PHASE2 == 1 && $RAMDISK_STATUS == 0 ]]
then
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/snapshot_phase_2
mount --bind "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/snapshot_phase_2 "$BUILDLOCATION"/build/"$BUILDARCH"/snapshot_phase_2
fi
if [[ $RAMDISK_FOR_SRCBUILD == 1 && $RAMDISK_STATUS == 0 ]]
then
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/unionwork_srcbuild
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/srcbuild_overlay
fi
if [[ $RAMDISK_FOR_PHASE3 == 1 && $RAMDISK_STATUS == 0 ]]
then
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/unionwork
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/phase_3
mount --bind "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/phase_3 "$BUILDLOCATION"/build/"$BUILDARCH"/phase_3
fi
if [[ $RAMDISK_FOR_REMASTERSYS == 1 && $RAMDISK_STATUS == 0 ]]
then
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/remastersys
mount --bind "$BUILDLOCATION"/build/"$BUILDARCH"/ramdisk/remastersys "$BUILDLOCATION"/build/"$BUILDARCH"/remastersys
fi
#Create a miniature /dev so that, for instance LVM doesn't try to create a backup file
#on the chroots
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/minidev
mount -t tmpfs -o size=5M none "$BUILDLOCATION"/build/"$BUILDARCH"/minidev
if [[ $? != 0 ]]
then
faillog "Failed to create mini devtmpfs"
fi
#Use #https://www.linuxfromscratch.org/lfs/view/6.1/chapter06/devices.html
#for the list of devices, permissions, and makor and minor numbers
mknod -m 622 "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/console c 5 1
mknod -m 666 "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/null c 1 3
mknod -m 666 "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/zero c 1 5
mknod -m 666 "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/ptmx c 5 2
mknod -m 666 "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/tty c 5 0
mknod -m 444 "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/random c 1 8
mknod -m 444 "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/urandom c 1 9
chown root:tty "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/console
chown root:tty "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/ptmx
chown root:tty "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/tty
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/pts
mount -t devpts -o gid=4,mode=620 none "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/pts
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/shm
mount -t tmpfs none "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/shm
ln -s /proc/self/fd "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/fd
ln -s /proc/self/fd/0 "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/stdin
ln -s /proc/self/fd/1 "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/stdout
ln -s /proc/self/fd/2 "$BUILDLOCATION"/build/"$BUILDARCH"/minidev/stderr
#Copy external builders into thier own directory, make them executable
cp -r "$SCRIPTFOLDERPATH"/externalbuilders/* "$BUILDLOCATION"/build/"$BUILDARCH"/externalbuilders
#Copy all external files before they are used
rsync -CKr -- "$SCRIPTFOLDERPATH"/"$BUILDUNIXNAME"_files/* "$BUILDLOCATION"/build/"$BUILDARCH"/importdata/
rsync -CKr -- "$SCRIPTFOLDERPATH"/* "$BUILDLOCATION"/build/"$BUILDARCH"/exportsource
#Support importing the control file to use fixed revisions of the source code
rm "$BUILDLOCATION"/build/"$BUILDARCH"/importdata/tmp/buildcore_revisions.txt > /dev/null 2>&1
rm "$BUILDLOCATION"/build/"$BUILDARCH"/$PHASE1_PATHNAME/tmp/buildcore_revisions.txt > /dev/null 2>&1
rm "$BUILDLOCATION"/build/"$BUILDARCH"/$PHASE2_PATHNAME/tmp/buildcore_revisions.txt > /dev/null 2>&1
rm "$BUILDLOCATION"/build/"$BUILDARCH"/phase_3/tmp/buildcore_revisions.txt > /dev/null 2>&1
if [ -s "$BUILDLOCATION"/buildcore_revisions_"$BUILDARCH".txt ]
then
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/importdata/tmp/
cp "$BUILDLOCATION"/buildcore_revisions_"$BUILDARCH".txt "$BUILDLOCATION"/build/"$BUILDARCH"/importdata/tmp/buildcore_revisions.txt
rm "$BUILDLOCATION"/buildcore_revisions_"$BUILDARCH".txt
touch "$BUILDLOCATION"/buildcore_revisions_"$BUILDARCH".txt
fi
#If there is a date specified in the revisions file, create the Debian snapshot sources.list for that time
#If using a revisions file, force downloading a snapshot from the time specified
if [[ $APTFETCHDATESECONDS == [0-9]* ]]
then
APTFetchDate=$(date -d @$APTFETCHDATESECONDS -u +%Y%m%dT%H%M%SZ 2>/dev/null)
APTFetchDateResult=$?
if [[ $APTFetchDateResult == 0 ]]
then
cat "$BUILDLOCATION"/build/"$BUILDARCH"/importdata/etc/apt/sources.list | grep ^deb | while read -r APTSourceLine
do
APTSourceElements=($APTSourceLine)
APTURL=${APTSourceElements[1]}
IFS="/"
APTURLElements=($APTURL)
unset IFS
APTURLElementsCount=${#APTURLElements[@]}
APTURLElements[2]="snapshot.debian.org/archive"
APTURLElements[$APTURLElementsCount]=$APTFetchDate
NewURL=$(IFS="/" ; echo "${APTURLElements[*]}")
APTSourceElements[1]=$NewURL
echo "${APTSourceElements[@]}"
done >> "$BUILDLOCATION"/build/"$BUILDARCH"/importdata/tmp/etc_apt_sources.list
else
echolog "Invalid APTFETCHDATESECONDS set. Falling back"
fi
fi
#Delete the list of pacakges specified in RestartPackageList_"$BUILDARCH".txt
cat "$BUILDLOCATION"/RestartPackageList_"$BUILDARCH".txt | while read -r RESETPACKAGE
do
#Dont allow path tampering, stop at the first / for path.
IFS=/
RESETPACKAGE=($RESETPACKAGE)
unset IFS
RESETPACKAGE=${RESETPACKAGE[0]}
#Delete the file, don't allow path clobbering for the current directory, or parent directory. rm doesnt delete directories by default, but be paranoid anyway
if [[ ! -z $RESETPACKAGE && $RESETPACKAGE != '.' && $RESETPACKAGE != '..' ]]
then
rm "$BUILDLOCATION"/build/"$BUILDARCH"/buildoutput/control/"$RESETPACKAGE"
echolog " Marked package: $RESETPACKAGE for rebuild."
fi
done
echo -n > "$BUILDLOCATION"/RestartPackageList_"$BUILDARCH".txt
#Cleanup permissions on imported files, leaving only the executable bit
chmod u=rwX,g=rX,o=rX,a-st -R "$BUILDLOCATION"/build/"$BUILDARCH"/importdata/
find "$BUILDLOCATION"/build/"$BUILDARCH"/importdata/ -type d | while read -r DIRECTORY
do
chmod 0755 "$DIRECTORY"
done
chown root -R "$BUILDLOCATION"/build/"$BUILDARCH"/importdata/
chgrp root -R "$BUILDLOCATION"/build/"$BUILDARCH"/importdata/
PREPARE_ENDTIME=$(date +%s)
#Create a log folder for the phase logs
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/buildlogs/externallogs
#Force buildcore to redownload cargocache if the control file is gone
if [[ ! -e "$BUILDLOCATION"/DontRestartCargoDownload"$BUILDARCH" ]]
then
if [[ -e "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild/buildhome/cargocache ]]
then
echolog "Deleting downloaded Cargo files..."
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild/buildhome/cargocache
fi
touch "$BUILDLOCATION"/DontRestartCargoDownload"$BUILDARCH"
fi
#Force buildcore to redownload rust if the control file is gone
if [[ ! -e "$BUILDLOCATION"/DontRestartRustDownload"$BUILDARCH" ]]
then
if [[ -e "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild/buildhome/buildcore_rust ]]
then
echolog "Deleting downloaded version of Rust..."
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/srcbuild/buildhome/buildcore_rust
fi
touch "$BUILDLOCATION"/DontRestartRustDownload"$BUILDARCH"
fi
BUILD_RUNNING=1
#run the build scripts
if [[ $RUN_PHASE_0 == 1 ]]
then
PHASE0_STARTTIME=$(date +%s)
echolog "Starting phase0..."
NAMESPACE_EXECUTE 1 "$BUILDLOCATION"/build/"$BUILDARCH"/buildlogs/externallogs/phase0.log "$BUILDLOCATION"/build/"$BUILDARCH"/externalbuilders/"$BUILDUNIXNAME"_phase0.sh
PHASE0_ENDTIME=$(date +%s)
fi
PHASE1_STARTTIME=$(date +%s)
echolog "Starting phase1..."
NAMESPACE_EXECUTE 1 "$BUILDLOCATION"/build/"$BUILDARCH"/buildlogs/externallogs/phase1.log "$BUILDLOCATION"/build/"$BUILDARCH"/externalbuilders/"$BUILDUNIXNAME"_phase1.sh
PHASE1_ENDTIME=$(date +%s)
#copy the installs data copied in phase 1 into phase 2
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/$PHASE2_PATHNAME/var/lib/apt/lists/*
cp "$BUILDLOCATION"/build/"$BUILDARCH"/$PHASE1_PATHNAME/tmp/INSTALLS.txt "$BUILDLOCATION"/build/"$BUILDARCH"/$PHASE2_PATHNAME/tmp/INSTALLS.txt
cp "$BUILDLOCATION"/build/"$BUILDARCH"/$PHASE1_PATHNAME/tmp/POSTREMOVES.txt "$BUILDLOCATION"/build/"$BUILDARCH"/$PHASE2_PATHNAME/tmp/POSTREMOVES.txt
cp -a "$BUILDLOCATION"/build/"$BUILDARCH"/$PHASE1_PATHNAME/var/cache/apt/*.bin "$BUILDLOCATION"/build/"$BUILDARCH"/$PHASE2_PATHNAME/var/cache/apt
cp -a "$BUILDLOCATION"/build/"$BUILDARCH"/$PHASE1_PATHNAME/var/lib/apt/lists "$BUILDLOCATION"/build/"$BUILDARCH"/$PHASE2_PATHNAME/var/lib/apt
#Copy the APTFETCHDATE file, it is for snapshots, and it is also generated on the fly for determining the date version stamp on generated .deb files
cp "$BUILDLOCATION"/build/"$BUILDARCH"/"$PHASE1_PATHNAME"/tmp/APTFETCHDATE "$BUILDLOCATION"/build/"$BUILDARCH"/$PHASE2_PATHNAME/tmp/APTFETCHDATE
#Remove Phase 1 if it's a snapshot
if [[ $BUILD_SNAPSHOT_SYSTEMS == 1 ]]
then
echolog "Clearing phase1 snapshot build system..."
rm -rf "$BUILDLOCATION"/build/"$BUILDARCH"/snapshot_phase_1/*
mkdir -p "$BUILDLOCATION"/build/"$BUILDARCH"/snapshot_phase_2/tmp
touch "$BUILDLOCATION"/build/"$BUILDARCH"/snapshot_phase_2/tmp/INSTALLS.txt.lastrun
fi
PHASE2_STARTTIME=$(date +%s)
echolog "Starting phase2..."
NAMESPACE_EXECUTE 0 "$BUILDLOCATION"/build/"$BUILDARCH"/buildlogs/externallogs/phase2.log "$BUILDLOCATION"/build/"$BUILDARCH"/externalbuilders/"$BUILDUNIXNAME"_phase2.sh
PHASE2_ENDTIME=$(date +%s)
PHASE3_STARTTIME=$(date +%s)
echolog "Starting phase3..."
NAMESPACE_EXECUTE 0 "$BUILDLOCATION"/build/"$BUILDARCH"/buildlogs/externallogs/phase3.log "$BUILDLOCATION"/build/"$BUILDARCH"/externalbuilders/"$BUILDUNIXNAME"_phase3.sh
PHASE3_ENDTIME=$(date +%s)
#Main Build Complete, Extract ISO and logs
#If the live cd did not build then tell user
echolog "Moving built ISO files..."
EXPORT_STARTTIME=$(date +%s)
#Take a snapshot of the source
if [[ -e "$HOMELOCATION"/"$BUILDFRIENDLYNAME"_Source_"$BUILDARCH".tar.gz ]]
then
rm "$HOMELOCATION"/"$BUILDFRIENDLYNAME"_Source_"$BUILDARCH".tar.gz
fi
#Pack the source into a tar file, trying to always get the same filehash