a brand new dynesdk for dyne:III

1 files changed, 635 insertions, 0 deletions

diff --git a/dyneIII/dynesdk b/dyneIII/dynesdk
new file mode 100755
index 0000000..8643987
--- a/dev/null
+++ b/dyneIII/dynesdk
@@ -0,0 +1,635 @@
+#!/bin/zsh
+#
+# dyne:bolic software development kit
+#
+# Copyright (C) 2011 Denis Roio <[email protected]
/* <![CDATA[ */
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/* ]]> */
>
+#
+# This source code is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Public License as published 
+# by the Free Software Foundation; either version 3 of the License,
+# or (at your option) any later version.
+#
+# This source code 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.
+# Please refer to the GNU Public License for more details.
+#
+# You should have received a copy of the GNU Public License along with
+# this source code; if not, write to:
+# Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+DEBUG=1
+BINFILE=`basename $0`
+BINPATH=`dirname $0`
+
+autoload colors; colors
+
+
+# standard output message routines
+# it's always useful to wrap them, in case we change behaviour later
+# standard output message routines
+# it's always useful to wrap them, in case we change behaviour later
+notice() { if ! [ $QUIET ]; then print "$fg_bold[green][*]$fg_no_bold[white] $1" >&2; fi }
+error() { if ! [ $QUIET ]; then print "$fg[red][!]$fg[white] $1" >&2; fi }
+func() { if [ $DEBUG ]; then print "$fg[blue][D]$fg[white] $1" >&2; fi }
+act() {
+ if ! [ $QUIET ]; then
+ if [ "$1" = "-n" ]; then
+ print -n "$fg_bold[white] . $fg_no_bold[white] $2" >&2;
+ else
+ print "$fg_bold[white] . $fg_no_bold[white] $1" >&2;
+ fi
+ fi
+}
+
+PACKAGE="dyne:OS SDK"
+VERSION="3.0"
+DATE_SUFFIX="`date +%F_%H-%M-%S`"
+
+if [ $DYNESDK ]; then PFX=${DYNESDK}; fi
+
+notice "$PACKAGE version $VERSION Software Development Kit by \
+$fg_bold[black]$bg[green]RAS$bg[yellow]TAS$bg[red]OFT$fg_no_bold[white]$bg[black]"
+ARGS=$@[@]
+
+# CHECK FOR BINARIES:
+which sudo mksquashfs unsquashfs genisoimage >/dev/null
+if [ $? != 0 ]; then
+ error "A program required by dyne:SDK is missing: please run dynesdk install"
+ exit 1
+fi
+
+# sudo, unsquashfs, Xephyr
+
+OPTS=`getopt -o X:o:hv -n "$BINFILE" -- "$@"`
+
+while true; do
+ case "$1" in
+ -h)
+ notice "synopsis: $BINFILE [options] command [iso | dir]"
+ notice "commands:"
+ act "create open a livecd ISO into an new SDK dir"
+ act "enter chroot into an SDK system"
+ act "pack squash an open SDK into a live ISO"
+ act "inject insert components into an ISO (initrd, etc.)"
+ notice "options:"
+ act "-x RES nest graphical session at RES (ie: 1024x768)"
+ act "-o PFX name prefix for the output file or directory"
+ act "-h print this help"
+ act "-v print out the version of this tool"
+# act "-p path to the SDK directory (def. same as iso)"
+
+
+ echo; exit 2 ;;
+ -X) XRES=${2}; shift 2 ;;
+ -o) OUTFILE=${2}; shift 2 ;;
+ -v) exit 2 ;;
+ -p) PFX=${2}; shift 2 ;;
+ --) shift; break ;;
+ *) CMD=${1}; ARG1=${2}; ARG2=${3}; break ;;
+ esac
+done
+
+act "$BINFILE $ARGS"
+
+if [ $ARG1 ]; then
+ if [ -z $PFX ]; then 
+ export PFX=`dirname $ARG1`;
+ fi
+ export FILE=`basename $ARG1`
+fi
+
+# setup the name for the output directory
+if [ -z $OUTFILE ]; then
+ if [ "$ARG1" = "." ]; then
+ dest="dyneIII"
+ else
+ dest=${PFX}/${FILE%%\.*}
+ fi
+else
+ dest=${OUTFILE}
+fi
+act "destination set to: $dest"
+
+## INTERNAL FUNCTIONS
+
+# escalate privileges
+check_priv() {
+ if [ $UID != 0 ]; then
+ func "Using sudo for root execution of '$BINFILE ${(f)ARGS}'"
+ # check if sudo has a timestamp active
+ sudok=false
+ sudo -n ${BINPATH}/${BINFILE} 2> /dev/null
+ if [ $? != 0 ]; then # if not then ask a password
+ cat <<EOF | pinentry 2>/dev/null | awk '/^D/ { print $2 }' | sudo -S -v
+OPTION ttyname=$TTY
+OPTION lc-ctype=$LANG
+SETTITLE Super user privileges required
+SETDESC Sudo execution of $BINFILE ${ARGS[@]}
+SETPROMPT Insert your USER password:
+GETPIN
+EOF
+ fi
+ sudo "${BINPATH}/${BINFILE}" ${(s: :)ARGS}
+ exit $?
+ fi # are we root already
+ return 0
+}
+
+# safe dir creation function
+safe_dir() {
+ which mktemp &> /dev/null
+ if [[ $? = 0 ]]; then
+ mktemp -d /dev/shm/$1.XXXX.$$
+ return
+ fi
+ dir="/dev/shm/$1.$RANDOM.$RANDOM.$$"
+ (umask 077 && mkdir "$dir") || print "-1"
+ print "$dir"
+}
+
+loop_mount_iso() {
+
+ file $1 | grep 'ISO.*filesystem' > /dev/null
+ if [ $? != 0 ]; then
+ error "$1 doesn't appear to be an ISO filesystem"
+ return 1
+ fi
+ export ISOLOOP="`safe_dir isoloop`"
+
+ mkdir -p $ISOLOOP
+
+ mount -o loop $1 $ISOLOOP
+ if [ $? != 0 ]; then
+ error "cannot loop mount iso $dirname/$filename"
+ act "trying to unmount..."
+ umount $ISOLOOP
+ if [ $? != 0 ]; then
+ error "errors reported loop mounting iso, operation aborted."
+ rmdir $ISOLOOP
+ return 1
+ else
+ mount -o loop $1 $ISOLOOP
+ if [ $? != 0 ]; then
+ error "cannot loop mount iso $dirname/$filename"
+ rmdir $ISOLOOP
+ return 1
+ fi
+ fi
+ fi
+
+ act "loop mounted on $ISOLOOP"
+ if ! [ -x $ISOLOOP/live ]; then
+ error "ISO doesn't contains a live/ directory, is this a live-build system?"
+ umount $ISOLOOP
+ rmdir $ISOLOOP
+ error "operation aborted."
+ return 1
+ fi
+
+ return 0
+
+}
+
+loop_umount_iso() {
+ if ! [ $ISOLOOP ]; then
+ error "no ISO seems to be loop mounted at this time"
+ error "operation aborted"
+ return 1
+ fi
+
+ umount $ISOLOOP
+ rmdir $ISOLOOP
+ return 0
+}
+
+########################################################################
+### COMMAND FUNCTIONS
+########################################################################
+
+create_sdk() {
+
+ if ! [ $ARG1 ]; then
+ error "argument missing: ISO file"
+ exit 1
+ fi
+
+ if ! [ -r $PFX/$FILE ]; then
+ error "$PFX/$FILE not found"
+ return 1
+ fi
+
+ notice "Creating dyne:SDK from $PFX/$FILE into $dest"
+
+ loop_mount_iso $PFX/$FILE # defines $ISOLOOP, to be removed by loop_umount_iso
+ if [ $? != 0 ]; then
+ error "loop mount failed"
+ return 1
+ fi
+
+ mkdir -p $dest; cd $dest
+
+ if ! [ -x squashfs-root ]; then
+ act "unpacking the squashfs root system"
+ unsquashfs $ISOLOOP/live/filesystem.squashfs
+ if [ $? != 0 ]; then
+ error "error unsquashing the live filesystem, operation aborted"
+ loop_umount_iso
+ if [ $? != 0 ]; then
+ error "failed to free the temporary loop mount, please proceed manually."
+ return 1
+ fi
+ fi
+ else
+ act "squashfs root already existing, skipped"
+ fi
+
+ if ! [ -x iso-skeleton ]; then
+ act "unpacking the iso skeleton"
+ mkdir -p iso-skeleton
+ rsync --exclude filesystem.squashfs --exclude initrd.img \
+ --inplace -ir $ISOLOOP/* iso-skeleton/
+ else
+ act "iso skeleton already existing, skipped"
+ fi
+
+ if ! [ -x initramfs ]; then
+ act "unpacking the init ram system"
+ mkdir -p initramfs
+ cd -; cd $dest/initramfs
+ gunzip < ${ISOLOOP}/live/initrd.img | cpio -i
+ else
+ act "init ram already existing, skipped"
+ fi
+
+ notice "dyne:SDK succesfully created using $FILE in $dest"
+
+ loop_umount_iso
+
+ return 0
+}
+
+start_xephyr() {
+ resolution=$1
+ if ! [ $resolution ]; then
+ resolution=1024x768
+ fi
+
+ pidof Xephyr
+ if [ $? != 0 ]; then
+ act "starting nested X screen using:"
+ act "Xephyr -screen $resolution :1"
+ Xephyr -screen $resolution :1 &!
+ else
+ error "Xephyr already running, operation aborted."
+ return 1
+ fi
+ act "to launch the graphical session use:"
+ act "export DISPLAY=localhost:0"
+ act "xfce4-session (or what have you)"
+ notice "now don't mind the error about fonts, but login with user and password"
+ 
+ return 0
+}
+
+enter_sys() {
+
+ if ! [ $ARG1 ]; then
+ error "argument missing: unsquashed directory"
+ exit 1
+ fi
+
+ if [ $XRES ]; then
+ start_xephyr $XRES
+ fi
+
+ # bind dev and proc if needed
+ mount | grep "$PFX/$FILE/dev/pts" > /dev/null
+ if [ $? != 0 ]; then
+ mount -o bind /dev/pts $PFX/$FILE/dev/pts
+ fi
+ mount | grep "$PFX/$FILE/proc" > /dev/null
+ if [ $? != 0 ]; then
+ mount -o bind /proc $PFX/$FILE/proc
+ fi
+ mount | grep "$PFX/$FILE/var/run" > /dev/null
+ if [ $? != 0 ]; then
+ mount -o bind /var/run $PFX/$FILE/var/run
+ fi
+
+ # mount | grep "$PFX/$FILE/tmp" > /dev/null
+ # if [ $? != 0 ]; then
+ # mount -o bind /tmp $PFX/$FILE/tmp
+ # fi
+
+ cp /etc/resolv.conf $PFX/$FILE/etc/resolv.conf
+ notice "jumping into the live system"
+ act "default login is luther, password luther"
+ chroot $PFX/$FILE /bin/login
+
+ if [ $XRES ]; then
+ killall Xephyr
+ fi
+ umount $PFX/$FILE/dev/pts
+ umount $PFX/$FILE/proc
+ umount $PFX/$FILE/var/run
+
+ # umount $PFX/$FILE/tmp
+}
+
+pack_iso() {
+
+ if [ $UID != 0 ]; then return 1; fi
+
+ if ! [ $ARG1 ]; then
+ error "argument missing: SDK directory"
+ exit 1
+ fi
+
+ SDK=$ARG1
+ if [ "$SDK" = "." ]; then SDK=`pwd`; fi
+ 
+
+ # check if its a valid SDK
+ if ! [ "$ARG2" ]; then
+ if ! [ -x ${SDK}/squashfs-root ]; then
+ error "${SDK} doesn't seems to be a dyne:SDK"
+ return 1
+ fi
+ if ! [ -x ${SDK}/iso-skeleton ]; then
+ error "${SDK} doesn't seems to be a dyne:SDK"
+ return 1
+ fi
+ if ! [ -x ${SDK}/initramfs ]; then
+ error "${SDK} doesn't seems to be a dyne:SDK"
+ return 1
+ fi
+ notice "packing ${SDK} into ISO $dest"
+ else
+ case $ARG2 in
+ initrd)
+ act "packing initrams only"
+ if ! [ -x ${SDK}/initramfs ]; then
+ error "${SDK} doesn't contains an initramfs, aborting."
+ return 1
+ fi
+ ;;
+ 
+ squashfs)
+ act "packing squashfs only"
+ if ! [ -x ${SDK}/squashfs-root ]; then
+ error "${SDK} doesn't contains a squashfs-root, aborting."
+ return 1
+ fi
+ ;;
+ *)
+ error "pack option not recognized: $ARG2"
+ return 1
+ esac
+ fi
+
+
+ # skip if initrd only
+ if [ "$ARG2" != "initrd" ]; then
+ 
+ # make sure nothing is mounted
+ umount $SDK/squashfs-root/dev/pts 2> /dev/null
+ umount $SDK/squashfs-root/proc 2> /dev/null
+ umount $SDK/squashfs-root/tmp 2> /dev/null
+ # cleanup tmp
+ rm -rf $SDK/squashfs-root/tmp/* 2> /dev/null
+ 
+ # cleanup dns
+ rm -f $SDK/squashfs-root/etc/resolv.conf
+ echo "nameserver 8.8.8.8" \
+ > $SDK/squashfs-root/etc/resolv.conf
+ 
+ # pack the squashfs-root if it wasn't done already
+ if ! [ -r $SDK/iso-skeleton/live/filesystem.squashfs ]; then
+ # first update live-scripts from code-repo
+ if [ -x $SDK/code-repo/dyneIII/live-init-scripts ]; then
+ cp $SDK/code-repo/dyneIII/live-init-scripts/init \
+ $SDK/squashfs-root/usr/share/initramfs-tools/
+ rsync --delete --inplace -ri \
+ $SDK/code-repo/dyneIII/live-init-scripts/scripts/* \
+ $SDK/squashfs-root/usr/share/initramfs-tools/scripts/
+ fi
+ mksquashfs $SDK/squashfs-root $SDK/iso-skeleton/live/filesystem.squashfs -noappend
+ if [ $? != 0 ]; then
+ error "mksquash failed, operation aborted."
+ return 1
+ fi
+ else
+ act "using existing iso-skeleton/live/filesystem.squashfs - delete it to force re-squashing."
+ fi
+ 
+ fi
+
+ if [ "$ARG2" = "squashfs" ]; then 
+ act "squashfs succesfully packed into iso-skeleton."
+ return 0;
+ fi
+
+ # pack the initramfs if not present
+# if ! [ -r $SDK/iso-skeleton/live/initrd.img ]; then
+ # first update live-scripts from code-repo
+ if [ -x $SDK/code-repo/dyneIII/live-init-scripts ]; then
+ cp $SDK/code-repo/dyneIII/live-init-scripts/init $SDK/initramfs/
+ rsync --delete --inplace -ri \
+ $SDK/code-repo/dyneIII/live-init-scripts/scripts/* $SDK/initramfs/scripts/
+ fi
+ # check if we have the busybox powerup
+ if ! [ -r $SDK/initramfs/lib/libm.so.6 ]; then
+ act "pimping the busybox in init"
+ cp $SDK/squashfs-root/bin/busybox $SDK/initramfs/bin/
+ for i in `$SDK/squashfs-root/bin/busybox | awk '
+ BEGIN {list=0}
+ /^Currently/ {list=1; next}
+ { if(list>0) print $0 }'`; do
+ bb=`echo $i | sed 's/,//'`
+ ln -s /bin/busybox $SDK/initramfs/bin/$bb
+ done
+ cp -a $SDK/squashfs-root/lib/libm.so.6 \
+ $SDK/squashfs-root/lib/libm-*.so $SDK/initramfs/lib/
+ fi
+ 
+ cd $SDK/initramfs
+ find | cpio -H newc -o | gzip -9 > $SDK/iso-skeleton/live/initrd.img
+ cd -
+ # fi
+
+ if [ "$ARG2" = "initrd" ]; then
+ cp -v $SDK/iso-skeleton/live/initrd.img initrd.img_${DATE_SUFFIX}
+ act "initrd succesfully packed into SDK."
+ return 0
+ fi
+
+ # update ISO skeleton from latest code repository if present in SDK
+ if [ -x $SDK/code-repo ]; then
+ rsync --inplace -ri $SDK/code-repo/dyneIII/iso-skeleton/* $SDK/iso-skeleton/
+ fi
+
+ notice "succesfully squashed the filesystem for SDK $SDK"
+ act "`ls -lh $SDK/iso-skeleton/live/filesystem.squashfs`"
+ # stat $PFX/$FILE.squashfs
+
+ act "making bootable iso in $isofile"
+ genisoimage -r -V "$FILE%%\.*" -cache-inodes -J -l \
+ -b isolinux/isolinux.bin -c isolinux/boot.cat \
+ -no-emul-boot -boot-load-size 4 -boot-info-table \
+ -input-charset iso8859-1 -udf -o ${SDK}/$dest_${DATE_SUFFIX}.iso ${SDK}/iso-skeleton
+
+# omissis: -R -udf 
+ if [ $? != 0 ]; then
+ error "an error occurred in genisoimage, operation aborted."
+ res=1
+ else
+ notice "iso file packed succesfully"
+ ls -lh ${SDK}/$dest_${DATE_SUFFIX}.iso
+ res=0
+ fi
+
+ return $res
+}
+
+inject_init() {
+ if ! [ $ARG2 ]; then
+ error "need 2 arguments: file to inject and scripts dir or initrd file"
+ error "arg1 can be an ISO or compressed initrd, arg2 live-init-scripts or an initrd"
+ error "all arguments should be a full path to the file, not just the file or dir names."
+ error "example 1: inject an INITRD with LIVE-SCRIPTS"
+ error "example 2: inject an ISO with an INITRD"
+ return 1
+ fi
+
+
+ file ${PFX}/${FILE} | grep 'ISO' > /dev/null
+ if [ $? = 0 ]; then
+
+ loop_mount_iso ${PFX}/${FILE}
+ if [ $? = 1 ]; then
+ error "error accessing ISO"
+ return 1
+ fi
+
+ file $ARG2 | grep 'gzip.*Unix' > /dev/null
+ if [ $? = 0 ]; then
+ inject_initrd=true
+ notice "injecting ISO image with a new initrd"
+ 
+ mount -o bind $ARG2 $ISOLOOP/live/initrd.img
+ if [ $? != 0 ]; then
+ error "error binding initrd in ISO loop $ISOLOOP"
+ loop_umount_iso
+ return 1
+ fi
+ 
+ elif [ -x ${ARG2}/isolinux ]; then
+
+ notice "injecting ISO image with a new DVD skeleton"
+ 
+ rsync --exclude=boot.cat --inplace -ir \
+ ${ARG2}/isolinux/* $ISOLOOP/isolinux/
+ 
+ else
+
+ error "Unrecognized injected object: $ARG2"
+ error "Operation aborted."
+ return 1
+
+ fi
+
+ if [ -z $OUTFILE ]; then
+ isofile=$PFX/$FILE_${DATE_SUFFIX}.iso
+ else
+ isofile=${OUTFILE}.iso
+ fi
+ 
+ act "making bootable iso in $isofile"
+ genisoimage -r -V "$OUTFILE" -cache-inodes -J -l \
+ -b isolinux/isolinux.bin -c isolinux/boot.cat \
+ -no-emul-boot -boot-load-size 4 -boot-info-table \
+ -input-charset iso8859-1 -udf -o $isofile $ISOLOOP
+ 
+ if [ $? != 0 ]; then
+ error "an error occurred in genisoimage, operation aborted."
+ res=1
+ else
+ notice "ISO file packed succesfully. Summary:"
+ ls -lh ${PFX}/${FILE}*
+ res=0
+ fi
+
+ # cleanup
+ if [ "$inject_initrd" = "true" ]; then
+ umount $ISOLOOP/live/initrd.img
+ fi
+
+ loop_umount_iso
+ 
+ return $res
+ 
+ fi
+ 
+
+ file ${PFX}/${FILE} | grep 'gzip.*Unix' > /dev/null
+ if [ $? = 0 ]; then
+ notice "injecting initrd image with dynebolic scripts"
+ 
+ # second argument should be a directory with live scripts
+ if ! [ -r $ARG2/init ]; then
+ error "live init script not found in $ARG2"
+ error "operation aborted."
+ return 1
+ fi
+ if ! [ -x $ARG2/scripts ]; then
+ error "live init scripts directory not found in $ARG2"
+ error "operation aborted."
+ return 1
+ fi
+
+ initrd_temp=`safe_dir dyne_inject`
+ if [ "$initrd_temp" = "-1" ]; then
+ error "error creating temp dir"
+ return 1
+ fi
+
+ cd $initrd_temp
+ gunzip < ${PFX}/${FILE} | cpio -i
+ cp -v $ARG2/init $ARG2/README .
+ rsync --inplace -ir $ARG2/scripts/* scripts/
+
+ find | cpio -H newc -o | gzip -9 > ${PFX}/${FILE}_${DATE_SUFFIX}
+ cd -
+# rm -rf $initrd_temp
+ act "temporary initrd leftover in: $initrd_temp"
+ notice "initrd succesfully injected, summary:"
+ ls ${PFX}/${FILE}*
+ return 0
+ fi
+
+ error "file type not recognized: ${PFX}/${FILE}"
+ error "injection aborted."
+ return 1
+}
+ 
+ 
+case "$CMD" in
+ # execute commands
+ create) check_priv ; create_sdk $@ ;;
+ enter) check_priv ; enter_sys $@ ;;
+ pack) check_priv ; pack_iso $@ ;;
+ inject) check_priv ; inject_init $@ ;;
+ startx) start_x $@ ;;
+ *) error "command \"$CMD\" not recognized"
+ act "try -h for help"
+ exit 1
+ ;;
+esac
+
+res=$?
+if [ $res = 0 ]; then
+ notice "operation successful."
+fi
+exit $res
+