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author | Felix Fietkau <nbd@openwrt.org> | 2010-01-25 17:11:17 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2010-01-25 17:11:17 +0000 |
commit | fd4ddfd24051c4c2118095d921ac7d1459a9578d (patch) | |
tree | 2f48135bc4a364cacd3ce07355213d4e32a9141f /package/base-files/files/lib/firstboot | |
parent | 9281b57ee9c81271d3bf0cefa834d17b6a175a68 (diff) | |
download | upstream-fd4ddfd24051c4c2118095d921ac7d1459a9578d.tar.gz upstream-fd4ddfd24051c4c2118095d921ac7d1459a9578d.tar.bz2 upstream-fd4ddfd24051c4c2118095d921ac7d1459a9578d.zip |
add preinit modularization work by Daniel Dickinson (cshore)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19331 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/base-files/files/lib/firstboot')
15 files changed, 233 insertions, 0 deletions
diff --git a/package/base-files/files/lib/firstboot/05_firstboot_skip b/package/base-files/files/lib/firstboot/05_firstboot_skip new file mode 100644 index 0000000000..283f8af8d3 --- /dev/null +++ b/package/base-files/files/lib/firstboot/05_firstboot_skip @@ -0,0 +1,10 @@ +#!/bin/sh + +check_skip() { + if [ "$firsboot_skip_next" = "true" ]; then + return 0 + else + return 1 + fi +} + diff --git a/package/base-files/files/lib/firstboot/10_determine_parts b/package/base-files/files/lib/firstboot/10_determine_parts new file mode 100644 index 0000000000..3f56e32a89 --- /dev/null +++ b/package/base-files/files/lib/firstboot/10_determine_parts @@ -0,0 +1,46 @@ +#!/bin/sh + +set_mtd_part() { + partname="rootfs_data" + mtdpart="$(find_mtd_part $partname)" +} + +set_rom_part() { + rom=$(awk '/squashfs/ {print $2}' /proc/mounts) +} + +set_jffs_part() { + jffs=$(awk '/jffs2/ {print $2}' /proc/mounts) +} + +determine_mtd_part() { + set_mtd_part + if [ -z "$mtdpart" ]; then + echo "MTD partition not found." + exit 1 + fi +} + +determine_rom_part() { + check_skip || { + set_rom_part + if [ -z "$rom" ]; then + echo "You do not have a squashfs partition; aborting" + echo "(firstboot cannot be run on jffs2 based firmwares)" + exit 1 + fi + } +} + +determine_jffs2_part() { + check_skip || { + set_jffs_part + } +} + +boot_hook_add switch2jffs determine_mtd_part +boot_hook_add jffs2reset determine_mtd_part +boot_hook_add switch2jffs determine_rom_part +boot_hook_add jffs2reset determine_rom_part +boot_hook_add switch2jffs determine_jffs2_part +boot_hook_add jffs2reset determine_jffs2_part diff --git a/package/base-files/files/lib/firstboot/10_no_fo_clear_overlay b/package/base-files/files/lib/firstboot/10_no_fo_clear_overlay new file mode 100644 index 0000000000..8a7d9b066f --- /dev/null +++ b/package/base-files/files/lib/firstboot/10_no_fo_clear_overlay @@ -0,0 +1,17 @@ +#!/bin/sh + +# Copyright (C) 2006-2010 OpenWrt.org +# Copyright (C) 2010 Vertical Communications + +no_fo_clear_overlay() { + # switch back to squashfs temporarily + pivot /rom /mnt + + # get rid of the old overlay + umount -l /mnt + + # another umount to get rid of the bind from /tmp/root + umount -l /mnt +} + +boot_hook_add no_fo no_fo_clear_overlay diff --git a/package/base-files/files/lib/firstboot/10_reset_has_mini_fo b/package/base-files/files/lib/firstboot/10_reset_has_mini_fo new file mode 100644 index 0000000000..125af0faea --- /dev/null +++ b/package/base-files/files/lib/firstboot/10_reset_has_mini_fo @@ -0,0 +1,12 @@ +#!/bin/sh + +# Copyright (C) 2006-2010 OpenWrt.org +# Copyright (C) 2010 Vertical Communications + +reset_check_for_mini_fo() { + if grep -q mini_fo /proc/filesystems; then + reset_has_fo=true + fi +} + +boot_hook_add jffs2reset reset_check_for_mini_fo diff --git a/package/base-files/files/lib/firstboot/20_has_mini_fo b/package/base-files/files/lib/firstboot/20_has_mini_fo new file mode 100644 index 0000000000..257b2b54c4 --- /dev/null +++ b/package/base-files/files/lib/firstboot/20_has_mini_fo @@ -0,0 +1,13 @@ +#!/bin/sh + +# Copyright (C) 2006-2010 OpenWrt.org +# Copyright (C) 2010 Vertical Communications + +check_for_mini_fo() { + if ! grep -q mini_fo /proc/filesystems; then + boot_run_hook no_fo + exit 1 + fi +} + +boot_hook_add switch2jffs check_for_mini_fo diff --git a/package/base-files/files/lib/firstboot/20_no_fo_mount_jffs b/package/base-files/files/lib/firstboot/20_no_fo_mount_jffs new file mode 100644 index 0000000000..da914b143f --- /dev/null +++ b/package/base-files/files/lib/firstboot/20_no_fo_mount_jffs @@ -0,0 +1,15 @@ +#!/bin/sh + +# Copyright (C) 2006-2010 OpenWrt.org +# Copyright (C) 2010 Vertical Communications + +no_fo_mount_jffs() { + # initialize jffs2 + mount "$mtdpart" /jffs -t jffs2 || exit + + # workaround to ensure that union can attach properly + sync + ls /jffs >/dev/null +} + +boot_hook_add no_fo no_fo_mount_jffs diff --git a/package/base-files/files/lib/firstboot/20_reset_clear_jffs b/package/base-files/files/lib/firstboot/20_reset_clear_jffs new file mode 100644 index 0000000000..a3cd24fe9a --- /dev/null +++ b/package/base-files/files/lib/firstboot/20_reset_clear_jffs @@ -0,0 +1,14 @@ +#!/bin/sh + +# Copyright (C) 2006-2010 OpenWrt.org +# Copyright (C) 2010 Vertical Communications + +reset_clear_jffs() { + [ "$reset_has_fo" = "true" ] && { + rm -rf $jffs/* 2>&- + mount -o remount $jffs / 2>&- + exit 0 + } || reset_has_fo=false +} + +boot_hook_add jffs2reset reset_clear_jffs diff --git a/package/base-files/files/lib/firstboot/30_is_rootfs_mounted b/package/base-files/files/lib/firstboot/30_is_rootfs_mounted new file mode 100644 index 0000000000..7c3fe6c4c8 --- /dev/null +++ b/package/base-files/files/lib/firstboot/30_is_rootfs_mounted @@ -0,0 +1,10 @@ +#!/bin/sh + +# Copyright (C) 2006-2010 OpenWrt.org +# Copyright (C) 2010 Vertical Communications + +skip_if_rootfs_mounted() { + mount "$mtdpart" /rom/jffs -t jffs2 || exit +} + +boot_hook_add switch2jffs skip_if_rootfs_mounted diff --git a/package/base-files/files/lib/firstboot/30_no_fo_pivot b/package/base-files/files/lib/firstboot/30_no_fo_pivot new file mode 100644 index 0000000000..cb82cde5dd --- /dev/null +++ b/package/base-files/files/lib/firstboot/30_no_fo_pivot @@ -0,0 +1,11 @@ +#!/bin/sh + +# Copyright (C) 2006-2010 OpenWrt.org +# Copyright (C) 2010 Vertical Communications + +no_fo_pivot() { + # switch to the new (empty) jffs2 + fopivot /jffs /rom 1 +} + +boot_hook_add no_fo no_fo_pivot diff --git a/package/base-files/files/lib/firstboot/30_reset_copy_rom b/package/base-files/files/lib/firstboot/30_reset_copy_rom new file mode 100644 index 0000000000..d91c68947b --- /dev/null +++ b/package/base-files/files/lib/firstboot/30_reset_copy_rom @@ -0,0 +1,13 @@ +#!/bin/sh + +# Copyright (C) 2006-2010 OpenWrt.org +# Copyright (C) 2010 Vertical Communications + +reset_copy_rom() { + [ "$reset_has_fo" != "true" ] && { + dupe $jffs $rom + exit 0 + } +} + +boot_hook_add jffs2reset reset_copy_rom diff --git a/package/base-files/files/lib/firstboot/40_copy_ramoverlay b/package/base-files/files/lib/firstboot/40_copy_ramoverlay new file mode 100644 index 0000000000..4b6a8828f0 --- /dev/null +++ b/package/base-files/files/lib/firstboot/40_copy_ramoverlay @@ -0,0 +1,15 @@ +#!/bin/sh + +# Copyright (C) 2006-2010 OpenWrt.org +# Copyright (C) 2010 Vertical Communications + +copy_ramoverlay() { + # try to avoid fs changing while copying + mount -o remount,ro none / 2>&- + # copy ramoverlay to jffs2 + echo -n "copying files ... " + cp -a /tmp/root/* /rom/jffs 2>&- + echo "done" +} + +boot_hook_add switch2jffs copy_ramoverlay diff --git a/package/base-files/files/lib/firstboot/40_no_fo_copy_ramoverlay b/package/base-files/files/lib/firstboot/40_no_fo_copy_ramoverlay new file mode 100644 index 0000000000..ced7c1b668 --- /dev/null +++ b/package/base-files/files/lib/firstboot/40_no_fo_copy_ramoverlay @@ -0,0 +1,14 @@ +#!/bin/sh + +# Copyright (C) 2006-2010 OpenWrt.org +# Copyright (C) 2010 Vertical Communications + +no_fo_copy_ramoverlay() { + # copy ramoverlay to jffs2, must be done after switching + # to the new rootfs to avoid creating opaque directories + echo -n "copying files ... " + cp -a /tmp/root/* / >/dev/null 2>&1 + sync +} + +boot_hook_add no_fo no_fo_ramoverlay diff --git a/package/base-files/files/lib/firstboot/50_pivot b/package/base-files/files/lib/firstboot/50_pivot new file mode 100644 index 0000000000..fa1c7b5400 --- /dev/null +++ b/package/base-files/files/lib/firstboot/50_pivot @@ -0,0 +1,17 @@ +#!/bin/sh + +# Copyright (C) 2006-2010 OpenWrt.org +# Copyright (C) 2010 Vertical Communications + +with_fo_pivot() { + # switch back to squashfs (temporarily) + # and park the ramdisk ontop of /tmp/root + pivot /rom /mnt + mount -o move /mnt /tmp/root + + # /jffs is the overlay + # /rom is the readonly + fopivot /jffs /rom +} + +boot_hook_add switch2jffs with_fo_pivot diff --git a/package/base-files/files/lib/firstboot/99_10_no_fo_cleanup b/package/base-files/files/lib/firstboot/99_10_no_fo_cleanup new file mode 100644 index 0000000000..5eddfb14f8 --- /dev/null +++ b/package/base-files/files/lib/firstboot/99_10_no_fo_cleanup @@ -0,0 +1,13 @@ +#!/bin/sh + +# Copyright (C) 2006-2010 OpenWrt.org +# Copyright (C) 2010 Vertical Communications + +no_fo_cleanup() { + echo "done" + umount -l /jffs + umount -l /tmp/root + exit 0 +} + +boot_hook_add no_fo no_fo_cleanup diff --git a/package/base-files/files/lib/firstboot/99_10_with_fo_cleanup b/package/base-files/files/lib/firstboot/99_10_with_fo_cleanup new file mode 100644 index 0000000000..8b00159722 --- /dev/null +++ b/package/base-files/files/lib/firstboot/99_10_with_fo_cleanup @@ -0,0 +1,13 @@ +#!/bin/sh + +# Copyright (C) 2006-2010 OpenWrt.org +# Copyright (C) 2010 Vertical Communications + +with_fo_cleanup() { + # try to get rid of /tmp/root + # this will almost always fail + mount /tmp/root 2>&- + exit 0 +} + +boot_hook_add switch2jffs with_fo_cleanup |