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reduce the size of the initrd a lot

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svn path=/nixu/trunk/; revision=3514
This commit is contained in:
Armijn Hemel 2005-08-03 12:00:42 +00:00
parent e6b3f223f6
commit 45492df16b
2 changed files with 36 additions and 13 deletions
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8
fill-disk.sh
View file

@ -1,9 +1,15 @@
#! @bash@ -e
## #! /bin/sh -e
export PATH=@bash@/bin:@coreutils@/bin:@findutils@/bin:@utillinux@/bin:@utillinux@/sbin
sysvinitPath=@sysvinitPath@
bootPath=@bootPath@
mknod /dev/null c 1 3
mknod /dev/console c 5 1
echo "blaat"
if ! test -n "$1"
then
echo "need harddisk device for installing!"

41
make-disk.sh
View file

@ -12,6 +12,7 @@ validatePaths=$archivesDir/validatepaths
bootiso=/tmp/nixos.iso
#initrd=/tmp/initrd.img
initrd=/tmp/initram.img
initdir=${archivesDir}/initdir
# keep chmod happy
touch ${archivesDir}/blah
@ -45,6 +46,9 @@ echo $($NIX_CMD_PATH/nix-store -qR $(nix-store -r $(echo '(import ./pkgs.nix).ni
utilLinux=$($NIX_CMD_PATH/nix-store -qR $(nix-store -r $(echo '(import ./pkgs.nix).utillinux' | $NIX_CMD_PATH/nix-instantiate -)))
bash=$($NIX_CMD_PATH/nix-store -q $(echo '(import ./pkgs.nix).bash' | $NIX_CMD_PATH/nix-instantiate -))
coreutils=$($NIX_CMD_PATH/nix-store -q $(echo '(import ./pkgs.nix).coreutils' | $NIX_CMD_PATH/nix-instantiate -))
findutils=$($NIX_CMD_PATH/nix-store -q $(echo '(import ./pkgs.nix).findutils' | $NIX_CMD_PATH/nix-instantiate -))
utillinux=$($NIX_CMD_PATH/nix-store -q $(echo '(import ./pkgs.nix).utillinux' | $NIX_CMD_PATH/nix-instantiate -))
(while read storepath; do
cp -fa --parents ${storepath} ${archivesDir}
@ -64,15 +68,16 @@ done
echo creating directories for bootimage
mkdir ${archivesDir}/bin
mkdir ${archivesDir}/sbin
mkdir -p ${archivesDir}/usr/bin
mkdir -p ${archivesDir}/usr/sbin
mkdir ${archivesDir}/tmp
mkdir ${archivesDir}/proc
mkdir ${archivesDir}/var
mkdir ${archivesDir}/etc
mkdir ${archivesDir}/dev
mkdir ${initdir}
mkdir ${initdir}/bin
mkdir ${initdir}/sbin
mkdir -p ${initdir}/usr/bin
mkdir -p ${initdir}/usr/sbin
mkdir ${initdir}/tmp
mkdir ${initdir}/proc
mkdir ${initdir}/var
mkdir ${initdir}/etc
mkdir ${initdir}/dev
echo copying nixpkgs
@ -83,7 +88,7 @@ echo copying packges from store
#cp -fa --parents ${nixDeps} ${archivesDir}
cp -fau --parents ${utilLinux} ${archivesDir}
echo bash $bash
bashdeps=$($NIX_CMD_PATH/nix-store -qR $(nix-store -r $(echo '(import ./pkgs.nix).bash' | $NIX_CMD_PATH/nix-instantiate -)))
echo copying scripts
@ -93,6 +98,9 @@ sed -e "s^@sysvinitPath\@^$sysvinitPath^g" \
-e "s^@bootPath\@^$bootPath^g" \
-e "s^@NIX_CMD_PATH\@^$nix^g" \
-e "s^@bash\@^$bash^g" \
-e "s^@findutils\@^$findutils^g" \
-e "s^@coreutils\@^$coreutils^g" \
-e "s^@utillinux\@^$utillinux^g" \
< $fill_disk > $fill_disk.tmp
mv $fill_disk.tmp $fill_disk
@ -113,12 +121,21 @@ cp -L $kernel/vmlinuz ${archivesDir}/isolinux
# todo!
# mkdir ${archivesDir}/sbin
# ln -s /scripts/fill-disk.sh ${archivesDir}/sbin/init
ln -s /scripts/fill-disk.sh ${archivesDir}/init
# ln -s /scripts/fill-disk.sh ${archivesDir}/init
echo creating ramdisk
rm -f ${initrd}
(cd ${archivesDir}; find . |cpio -c -o) | gzip -9 > ${initrd}
cp ${archivesDir}/scripts/fill-disk.sh ${initdir}/init
cp ${bash}/bin/* ${initdir}/bin
#cp /nix/store/570hmhmx3v57605cqg9yfvvyh0nnb8k8-bash ${initdir}/bin/sh
chmod u+x ${initdir}/init
cp -fau --parents ${bashdeps} ${initdir}
#mknod ${initdir}/dev/null c 1 3
#mknod ${initdir}/dev/console c 5 1
(cd ${archivesDir}/initdisk; find . |cpio -c -o) | gzip -9 > ${initrd}
#mkcramfs ${archivesDir} /tmp/initramdisk.img