Added dependencies and extracted source since it needs to be tracked
This commit is contained in:
34
Makefile
34
Makefile
@@ -8,38 +8,19 @@
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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DEPENDS =
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DEPENDS = find,kmod,psmisc,sed
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ARCH = x86_64
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URL =
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DESC =
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SNAPVER = sr0
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DESC = This package includes scripts to build an initrd image
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SNAPVER = sr1
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ARCHIVE := $(PWD)/SRC/$(shell ls SRC|egrep '(bz2|gz|tar|xz)$$'|tail -1)
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TYPE := $(shell file -ib $(ARCHIVE)|cut -d';' -f1|tr -d '\n')
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SRCDIR := $(shell tar -tf $(ARCHIVE)|head -1|sed 's/\/.*//')
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ARCHIVE := ''
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SRCDIR := $(PWD)/SRC/mkinitramfs-*
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PATCHDIR := $(PWD)/SRC/patches
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VERSION := $(shell echo $(SRCDIR)|egrep -o '\-[0-9].*'|sed 's/^-//')$(SNAPVER)
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MAKEINST = make install
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SNAPHACKS =
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include /usr/share/snap/Makefile.snaplinux
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$(SRCDIR)/Makefile: $(ARCHIVE)
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@if [ '$(TYPE)' == 'application/x-bzip2' ]; then \
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tar -jxf $(ARCHIVE); \
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elif [ '$(TYPE)' == 'application/x-gzip' ]; then \
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tar -zxf $(ARCHIVE); \
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elif [ '$(TYPE)' == 'application/x-tar' ]; then \
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tar -xf $(ARCHIVE); \
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elif [ '$(TYPE)' == 'application/x-xz' ]; then \
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tar -xf $(ARCHIVE); \
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else \
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echo 'Unable to determine archive type'; \
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exit 1; \
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fi
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@touch $(SRCDIR)/Makefile
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$(ROOT): $(SRCDIR)/Makefile
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@if [ -d $(ROOT) ]; then \
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touch $(ROOT); \
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@@ -47,10 +28,7 @@ $(ROOT): $(SRCDIR)/Makefile
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mkdir -v $(ROOT); \
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fi
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@cd $(SRCDIR); \
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$(MAKEINST) DESTDIR=$(ROOT)
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@$(SNAPHACKS)
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@cd $(SRCDIR) && make install DESTDIR=$(ROOT)
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clean:
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@rm -rvf $(ROOT) \
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Binary file not shown.
10
SRC/mkinitramfs-0.0/Makefile
Normal file
10
SRC/mkinitramfs-0.0/Makefile
Normal file
@@ -0,0 +1,10 @@
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dirs:
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install -d -m 755 $(DESTDIR)/sbin
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install -d -m 755 $(DESTDIR)/usr/share/mkinitramfs
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files:
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install -m 755 sbin/mkinitramfs $(DESTDIR)/sbin/mkinitramfs
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install -m 755 usr/share/mkinitramfs/init.in \
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$(DESTDIR)/usr/share/mkinitramfs/init.in
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install: dirs files
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199
SRC/mkinitramfs-0.0/sbin/mkinitramfs
Executable file
199
SRC/mkinitramfs-0.0/sbin/mkinitramfs
Executable file
@@ -0,0 +1,199 @@
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#!/bin/bash
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# This file based in part on the mkinitrafms script for the LFS LiveCD
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# written by Alexander E. Patrakov and Jeremy Huntwork.
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copy()
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{
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local file
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if [ "$2" == "lib" ]; then
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file=$(PATH=/lib:/usr/lib type -p $1)
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else
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file=$(type -p $1)
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fi
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if [ -n $file ] ; then
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cp $file $WDIR/$2
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else
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echo "Missing required file: $1 for directory $2"
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rm -rf $WDIR
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exit 1
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fi
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}
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if [ -z $1 ] ; then
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KERNEL_VERSION=`uname -r`
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else
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KERNEL_VERSION=$1
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fi
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INITRAMFS_FILE=initrd.img-$KERNEL_VERSION
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if [ -n "$KERNEL_VERSION" ] && [ ! -d "/lib/modules/$1" ] ; then
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echo "No modules directory named $1"
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exit 1
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fi
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printf "Creating $INITRAMFS_FILE...\n"
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binfiles="dmesg sh cat cp dd killall ls mkdir mknod mount"
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binfiles="$binfiles umount sed sleep ln rm uname"
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# Systemd installs udevadm in /bin. Other udev implementations have it in /sbin
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if [ -x /bin/udevadm ] ; then binfiles="$binfiles udevadm"; fi
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sbinfiles="modprobe blkid switch_root zfs zpool"
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#Optional files and locations
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for f in mdadm udevd udevadm; do
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if [ -x /sbin/$f ] ; then sbinfiles="$sbinfiles $f"; fi
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done
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unsorted=$(mktemp /tmp/unsorted.XXXXXXXXXX)
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DATADIR=/usr/share/mkinitramfs
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INITIN=init.in
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# Create a temporrary working directory
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WDIR=$(mktemp -d /tmp/initrd-work.XXXXXXXXXX)
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# Create base directory structure
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mkdir -p $WDIR/{bin,dev,lib/firmware,run,sbin,sys,proc}
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mkdir -p $WDIR/etc/{modprobe.d,udev/rules.d}
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touch $WDIR/etc/modprobe.d/modprobe.conf
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cp /etc/modprobe.d/* $WDIR/etc/modprobe.d
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ln -s lib $WDIR/lib64
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# Create necessary device nodes
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mknod -m 640 $WDIR/dev/console c 5 1
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mknod -m 664 $WDIR/dev/null c 1 3
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# Install the udev configuration files
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if [ -f /etc/udev/udev.conf ]; then
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cp /etc/udev/udev.conf $WDIR/etc/udev/udev.conf
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fi
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for file in $(find /etc/udev/rules.d/ -type f) ; do
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cp $file $WDIR/etc/udev/rules.d
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done
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# Install any firmware present
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if [ -d /lib/firmware ]; then
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cp -a /lib/firmware $WDIR/lib
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fi
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# Copy the RAID configuration file if present
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if [ -f /etc/mdadm.conf ] ; then
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cp /etc/mdadm.conf $WDIR/etc
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fi
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# Install the init file
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install -m0755 $DATADIR/$INITIN $WDIR/init
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if [ -n "$KERNEL_VERSION" ] ; then
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if [ -x /bin/kmod ] ; then
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binfiles="$binfiles kmod"
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else
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binfiles="$binfiles lsmod"
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sbinfiles="$sbinfiles insmod"
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fi
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fi
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# Install basic binaries
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for f in $binfiles ; do
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ldd /bin/$f | sed "s/\t//" | cut -d " " -f1 >> $unsorted
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copy $f bin
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done
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# Add lvm if present
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if [ -x /sbin/lvm ] ; then sbinfiles="$sbinfiles lvm dmsetup"; fi
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for f in $sbinfiles ; do
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ldd /sbin/$f | sed "s/\t//" | cut -d " " -f1 >> $unsorted
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copy $f sbin
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done
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# Add module symlinks if appropriate
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if [ -n "$KERNEL_VERSION" ] && [ -x /bin/kmod ] ; then
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ln -s kmod $WDIR/bin/lsmod
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ln -s kmod $WDIR/bin/insmod
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fi
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# Add lvm symlinks if appropriate
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# Also copy the lvm.conf file
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if [ -x /sbin/lvm ] ; then
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ln -s lvm $WDIR/sbin/lvchange
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ln -s lvm $WDIR/sbin/lvrename
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ln -s lvm $WDIR/sbin/lvextend
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ln -s lvm $WDIR/sbin/lvcreate
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ln -s lvm $WDIR/sbin/lvdisplay
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ln -s lvm $WDIR/sbin/lvscan
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ln -s lvm $WDIR/sbin/pvchange
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ln -s lvm $WDIR/sbin/pvck
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ln -s lvm $WDIR/sbin/pvcreate
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ln -s lvm $WDIR/sbin/pvdisplay
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ln -s lvm $WDIR/sbin/pvscan
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ln -s lvm $WDIR/sbin/vgchange
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ln -s lvm $WDIR/sbin/vgcreate
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ln -s lvm $WDIR/sbin/vgscan
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ln -s lvm $WDIR/sbin/vgrename
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ln -s lvm $WDIR/sbin/vgck
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# Conf file(s)
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cp -a /etc/lvm $WDIR/etc
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fi
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# Add mtab symlink for zfs
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ln -s /proc/mounts $WDIR/etc/mtab
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# Install libraries
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sort $unsorted | uniq | while read library ; do
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if [ "$library" == "linux-vdso.so.1" ] ||
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[ "$library" == "linux-gate.so.1" ]; then
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continue
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fi
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copy $library lib
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done
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if [ -d /lib/udev ]; then
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cp -a /lib/udev $WDIR/lib
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fi
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#ls -lR $WDIR
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mkdir -p $WDIR/lib/modules/$KERNEL_VERSION
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touch $WDIR/lib/modules/$KERNEL_VERSION/modules.{builtin,order}
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# Install the kernel modules in use
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# May want to work on removing unnecessary modules at some point
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# though in most cases this should probably be good enough
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printf "Copying modules...\n"
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for module in `cat /proc/modules|awk '{print $1}'`; do
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cp --parents `modinfo -F filename $module` $WDIR/;
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done
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depmod -b $WDIR $KERNEL_VERSION
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#if [ -n "$KERNEL_VERSION" ]; then
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# find \
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# /lib/modules/$KERNEL_VERSION/kernel/{crypto,fs,lib} \
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# /lib/modules/$KERNEL_VERSION/kernel/drivers/{block,ata,md,firewire} \
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# /lib/modules/$KERNEL_VERSION/kernel/drivers/{scsi,message,pcmcia,virtio} \
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# /lib/modules/$KERNEL_VERSION/kernel/drivers/usb/{host,storage} \
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# /lib/modules/$KERNEL_VERSION/extra/{avl,nvpair,spl,unicode,zcommon,zfs} \
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# -type f 2> /dev/null | cpio --make-directories -p --quiet $WDIR
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#
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# cp /lib/modules/$KERNEL_VERSION/modules.{builtin,order} \
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# $WDIR/lib/modules/$KERNEL_VERSION
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#
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# depmod -b $WDIR $KERNEL_VERSION
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#fi
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printf "Creating gzipped cpio...\n";
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( cd $WDIR ; find . | cpio -o -H newc --quiet | gzip -9 ) > /boot/$INITRAMFS_FILE
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# Remove the temporary directory and file
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rm -rf $WDIR $unsorted
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printf "done.\n"
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108
SRC/mkinitramfs-0.0/usr/share/mkinitramfs/init.in
Normal file
108
SRC/mkinitramfs-0.0/usr/share/mkinitramfs/init.in
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@@ -0,0 +1,108 @@
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#!/bin/sh
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PATH=/bin:/usr/bin:/sbin:/usr/sbin
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export PATH
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problem()
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{
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printf "Encountered a problem!\n\nDropping you to a shell.\n\n"
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sh
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}
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no_device()
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{
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printf "The device %s, which is supposed to contain the\n" $1
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printf "root file system, does not exist.\n"
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printf "Please fix this problem and exit this shell.\n\n"
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}
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no_mount()
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{
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printf "Could not mount device %s\n" $1
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printf "Sleeping forever. Please reboot and fix the kernel command line.\n\n"
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printf "Maybe the device is formatted with an unsupported file system?\n\n"
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printf "Or maybe filesystem type autodetection went wrong, in which case\n"
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printf "you should add the rootfstype=... parameter to the kernel command line.\n\n"
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printf "Available partitions:\n"
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}
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do_mount_root()
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{
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mkdir /.root
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[ -n "$rootflags" ] && rootflags="$rootflags,"
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rootflags="$rootflags$ro"
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case "$root" in
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/dev/* ) device=$root ;;
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UUID=* ) eval $root; device="/dev/disk/by-uuid/$UUID" ;;
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LABEL=*) eval $root; device="/dev/disk/by-label/$LABEL" ;;
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ZFS=*) eval $root; device="$ZFS"; zfs=true; rootfstype=zfs ;;
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"" ) echo "No root device specified." ; problem ;;
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esac
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if [ "$zfs" == 'true' ] ; then
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zpool import -N -a
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else
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while [ ! -b "$device" ] ; do
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no_device $device
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problem
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done
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fi
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if ! mount -n -t "$rootfstype" -o "$rootflags" "$device" /.root ; then
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no_mount $device
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cat /proc/partitions
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while true ; do sleep 10000 ; done
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fi
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}
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init=/sbin/init
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root=
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rootdelay=
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rootfstype=auto
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ro="ro"
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rootflags=
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device=
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mount -n -t devtmpfs devtmpfs /dev
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mount -n -t proc proc /proc
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mount -n -t sysfs sysfs /sys
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mount -n -t tmpfs tmpfs /run
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read -r cmdline < /proc/cmdline
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for param in $cmdline ; do
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case $param in
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init=* ) init=${param#init=} ;;
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root=* ) root=${param#root=} ;;
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rootdelay=* ) rootdelay=${param#rootdelay=} ;;
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rootfstype=*) rootfstype=${param#rootfstype=} ;;
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rootflags=* ) rootflags=${param#rootflags=} ;;
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ro ) ro="ro" ;;
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rw ) ro="rw" ;;
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esac
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done
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# udevd location depends on version
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if [ -x /sbin/udevd ]; then
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UDEVD=/sbin/udevd
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elif [ -x /lib/udev/udevd ]; then
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UDEVD=/lib/udev/udevd
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else
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echo "Cannot find udevd"
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problem
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fi
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${UDEVD} --daemon --resolve-names=never
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udevadm trigger
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udevadm settle
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if [ -f /etc/mdadm.conf ] ; then mdadm -As ; fi
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if [ -x /sbin/vgchange ] ; then /sbin/vgchange -a y > /dev/null ; fi
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if [ -n "$rootdelay" ] ; then sleep "$rootdelay" ; fi
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do_mount_root
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killall -w ${UDEVD##*/}
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exec switch_root /.root "$init" "$@"
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Block a user