diff options
author | maximilian attems <maks@debian.org> | 2006-08-23 09:22:54 +0200 |
---|---|---|
committer | maximilian attems <maks@debian.org> | 2006-08-23 09:22:54 +0200 |
commit | fabe918dee7da26d177d67d4aa8fe3fd6e83e513 (patch) | |
tree | 5dee066c10e912f5328dba7de3032cd6058019dc | |
parent | d1d6763409a1260708423e0092d7bc4182275773 (diff) |
- improved nfsroo parsing
- added rootdelay and rootfstype bootargs
- document this changes
- initrd-tools backward compatible mdadm assembe and then run mdrun
- update-initramfs really checkout use_bootloader from /etc/kernel-img.conf
- tighter klibc deps
-rw-r--r-- | debian/NEWS | 13 | ||||
-rw-r--r-- | debian/changelog | 39 | ||||
-rw-r--r-- | debian/control | 2 | ||||
-rwxr-xr-x | init | 13 | ||||
-rw-r--r-- | initramfs-tools.8 | 50 | ||||
-rwxr-xr-x | mkinitramfs | 19 | ||||
-rw-r--r-- | scripts/functions | 9 | ||||
-rw-r--r-- | scripts/local | 19 | ||||
-rwxr-xr-x | scripts/local-top/mdrun | 9 | ||||
-rw-r--r-- | scripts/nfs | 48 | ||||
-rwxr-xr-x | update-initramfs | 5 |
11 files changed, 196 insertions, 30 deletions
diff --git a/debian/NEWS b/debian/NEWS index a6ae4bc..9ac39f5 100644 --- a/debian/NEWS +++ b/debian/NEWS @@ -1,3 +1,16 @@ +initramfs-tools (0.76) unstable; urgency=low + + * This release features nfs auto detection in the initramfs. + The boot paramaters are parsed according to the linux source + Documentation/kernel-parameters.txt and more specifically + Documentation/nfsroot.txt. + + The initramfs-tools(8) manpage documents the parsed boot parameter. + Note that the undocumented and non compliant nfsoption bootarg got + dropped. + + -- maximilian attems <maks@sternwelten.at> Wed, 23 Aug 2006 08:47:26 +0200 + initramfs-tools (0.61) unstable; urgency=low * This release moves the initramfs-tools confdir from /etc/mkinitramfs to diff --git a/debian/changelog b/debian/changelog index 995d76d..a5ac22f 100644 --- a/debian/changelog +++ b/debian/changelog @@ -1,3 +1,42 @@ +initramfs-tools (0.76) unstable; urgency=medium + + * debian/control: Tighten klibc to 1.4.19-2 for fixed nuke. (closes: 383730) + + * mkinitramfs: Only hard code root when root arg got passed. + + * init: Parse /proc/cmdline for rootfstype, initrd-tools did it too. + + * init: Parse /proc/cmdline for rootdelay. + + * scripts/local: Use eventual rootfstype and rootdelay info. + + * initramfs-tools.8: Add more docs about boot args, s/2.6.15/2.6.17/. + + * scripts/functions: Simplify parse_numeric() by arithmetic calculation, + instead of working on it's representation. Thanks to tarski. + (launchpad.net/21759) Much more elegant than the 0.58 version fix. + + * mkinitramfs: Parse rootraid for sarge compatibility and pass the info + to the initramfs if etch mdadm is not yet installed. + + * scripts/local-top/mdrun: Assemble the root raid first before mdrun. + Thanks martin f krafft <madduck@debian.org>. (closes: 383908, 384063) + + * update-initramfs: Check if /etc/kernel-img.conf is readable, + before attempting to parse also check for the right field. + + * init: Check for root=/dev/nfs. Parse ip kernel command line for nfsroot. + Drop undocumented and not compliant nfsopts. + + * scripts/nfs: Add ip parsing conforming to Documentation/nfsroot.txt. + Use the nfsroot bootparam in combination with eventual ip provided + device or server-ip. Do minor code cleanups. Both items based on patches + by Vagrant Cascadian <vagrant+bugs@freegeek.org>. (closes: 380649) + + * Set urgency medium due to large number of serious bug fixes. + + -- maximilian attems <maks@sternwelten.at> Wed, 23 Aug 2006 08:17:51 +0200 + initramfs-tools (0.75) unstable; urgency=high * hook-functions: Add megaraid_sas to the scsi list. Thanks Kenshi Muto diff --git a/debian/control b/debian/control index 24d1bdc..dd4c3b3 100644 --- a/debian/control +++ b/debian/control @@ -8,7 +8,7 @@ Standards-Version: 3.7.2.0 Package: initramfs-tools Architecture: all -Depends: klibc-utils (>= 1.4.11-1), busybox (>= 1:1.01-3) | busybox-cvs-static (>= 20040623-1), cpio, module-init-tools, udev (>= 0.086-1) +Depends: klibc-utils (>= 1.4.19-2), busybox (>= 1:1.01-3) | busybox-cvs-static (>= 20040623-1), cpio, module-init-tools, udev (>= 0.086-1) Provides: linux-initramfs-tool Description: tools for generating an initramfs This package contains tools to create and boot an initramfs for packaged 2.6 @@ -59,19 +59,28 @@ for x in $(cat /proc/cmdline); do UUID=*) ROOT="/dev/disk/by-uuid/${ROOT#UUID=}" ;; + /dev/nfs) + BOOT=nfs + ;; esac ;; rootflags=*) ROOTFLAGS="-o ${x#rootflags=}" ;; + rootfstype=*) + ROOTFSTYPE="${x#rootfstype=}" + ;; + rootdelay=*) + ROOTDELAY="${x#rootdelay=}" + ;; cryptopts=*) cryptopts="${x#cryptopts=}" ;; nfsroot=*) NFSROOT="${x#nfsroot=}" ;; - nfsopts=*) - NFSOPTS="-o ${x#nfsopts=}" + ip=*) + IPOPTS="${x#ip=}" ;; boot=*) BOOT=${x#boot=} diff --git a/initramfs-tools.8 b/initramfs-tools.8 index 0950b39..7af09e1 100644 --- a/initramfs-tools.8 +++ b/initramfs-tools.8 @@ -1,4 +1,4 @@ -.TH INITRAMFS-TOOLS 8 "Date: 2005/12/06" "" "mkinitramfs script overview" +.TH INITRAMFS-TOOLS 8 "Date: 2006/08/19" "" "mkinitramfs script overview" .SH NAME initramfs-tools \- an introduction to writing scripts for mkinitramfs @@ -29,18 +29,44 @@ arguments which influence the boot procedure: .SS Boot options +The init and root are usually passed by the boot loader for local boot. +The other parameters are optional. + .TP \fB \fI init the binary to hand over execution to on the root fs after the initramfs scripts are done. .TP \fB \fI root -the device node to mount as the rootfs. +the device node to mount as the root file system. + +.TP +\fB \fI rootdelay +set delay in seconds. Determines how long mountroot waits for root to appear. + +.TP +\fB \fI rootflags +set the file system mount option string. + +.TP +\fB \fI rootfstype +set the root file system type. .TP \fB \fI nfsroot can be either "auto" to try to get the relevant information from DHCP or a -string of the form NFSSERVER:NFSPATH +string of the form NFSSERVER:NFSPATH or NFSSERVER:NFSPATH:NFSOPTS. +Use root=/dev/nfs for NFS to kick to in. + +.TP +\fB \fI ip +tells how to configure the ip adress. Allows to specify an different +NFS server than the DHCP server. See Documentation/nfsroot.txt in +any recent linux source for details. Optional paramater for NFS root. + +.TP +\fB \fI cryptopts +passes the args for cryptoroot. Set by the cryptsetup boot hooks. .TP \fB \fI boot @@ -50,27 +76,33 @@ either local or NFS (affects which initramfs scripts are run, see the "Subdirect \fB \fI resume On install initramfs-tools tries to autodetect the resume partition. On success the RESUME variable is written to /etc/initramfs-tools/conf.d/resume. -The boot variable overrides it. +The boot variable noresume overrides it. .TP \fB \fI quiet -reduces the amount of text output to the console during boot +reduces the amount of text output to the console during boot. .TP \fB \fI ro -mounts the rootfs read-only +mounts the rootfs read-only. .TP \fB \fI rw -mounts the rootfs read-write +mounts the rootfs read-write. + +.TP +\fB \fI panic +sets an timeout on panic. Currently only zero value supported. .TP \fB \fI debug -generates lots of output to /tmp/initramfs.debug +generates lots of output to /tmp/initramfs.debug. .TP \fB \fI break spawns a shell in the initramfs image at chosen run-time +(top, modules, premount, mount, bottom, init). +The default is premount without any arg. .SH HOOK SCRIPTS @@ -404,7 +436,7 @@ to double-check if it contains the relevant binaries, libs or modules: .nf mkdir tmp/initramfs cd tmp/initramfs -gunzip -c -9 /boot/initrd.img-2.6.15-1-686 | \\ +gunzip -c -9 /boot/initrd.img-2.6.17-2-686 | \\ cpio -i -d -H newc --no-absolute-filenames .fi .RE diff --git a/mkinitramfs b/mkinitramfs index 67d9df0..759d6cb 100755 --- a/mkinitramfs +++ b/mkinitramfs @@ -209,7 +209,11 @@ for i in ${EXTRA_CONF}; do copy_exec "/usr/share/initramfs-tools/conf.d/${i}" /conf/conf.d fi done -echo "ROOT=${ROOT}" > ${DESTDIR}/conf/conf.d/root + +# ROOT hardcoding +if [ -n "${ROOT}" ]; then + echo "ROOT=${ROOT}" > ${DESTDIR}/conf/conf.d/root +fi # Busybox if [ "x${BUSYBOX}" = "xn" ]; then @@ -233,7 +237,18 @@ run_scripts "${CONFDIR}"/hooks # FIXME: Remove this Raid block after Etch releases if [ -x /sbin/mdadm -a ! -f /usr/share/initramfs-tools/hooks/mdadm ]; then - mdadm --examine --scan > $DESTDIR/conf/mdadm.conf + # use mkinitrd magic for Sarge backwards compat + rootraiddev="$(df / | sed -rne 's,^(/dev/[^[:space:]]+).*,\1,p')" + echo "rootraiddev=${rootraiddev}" > /conf/mdadm.conf + mdadm=$(mdadm --detail "${rootraiddev}") + echo "${mdadm}" | awk ' + $1 == "Number" && $2 == "Major" { start = 1; next } + $1 == "UUID" { print "uuid=" $3; next } + !start { next } + $2 == 0 && $3 == 0 { next } + { devices = devices " " $NF } + END { print "devices='\''" devices "'\''" }' \ + >> /conf/mdadm.conf copy_exec /sbin/mdadm /sbin copy_exec /sbin/mdrun /sbin for x in md linear multipath raid0 raid1 raid456 raid5 raid6 raid10; do diff --git a/scripts/functions b/scripts/functions index 178ad5d..7e67771 100644 --- a/scripts/functions +++ b/scripts/functions @@ -224,13 +224,10 @@ parse_numeric() { minor=${1#*:} major=${1%:*} ;; - [0-9][0-9][0-9]) - minor=$((0x${1#?})) - major=$((0x${1%??})) - ;; *) - minor=$((0x${1#??})) - major=$((0x${1%??})) + value=$(( 0x${1} )) + minor=$(( ${value} % 256 )) + major=$(( ${value} / 256 )) ;; esac diff --git a/scripts/local b/scripts/local index 0b9baab..9d71a5e 100644 --- a/scripts/local +++ b/scripts/local @@ -11,11 +11,18 @@ mountroot () # to deal with removable devices if [ ! -e "${ROOT}" ]; then log_begin_msg "Waiting for root file system..." + + # Default delay is 180s + if [ -z "${ROOTDELAY}" ]; then + slumber=180 + else + slumber=${ROOTDELAY} + fi if [ -x /sbin/usplash_write ]; then - /sbin/usplash_write "TIMEOUT 180" || true + /sbin/usplash_write "TIMEOUT ${slumber}" || true fi - slumber=1800 + slumber=$(( ${slumber} * 10 )) while [ ${slumber} -gt 0 -a ! -e "${ROOT}" ]; do /bin/sleep 0.1 slumber=$(( ${slumber} - 1 )) @@ -38,8 +45,12 @@ mountroot () panic "ALERT! ${ROOT} does not exist. Dropping to a shell!" done - # Get the root filesystem type - eval $(fstype < ${ROOT}) + # Get the root filesystem type if not set + if [ -z "${ROOTFSTYPE}" ]; then + eval $(fstype < ${ROOT}) + else + FSTYPE=${ROOTFSTYPE} + fi [ "$quiet" != "y" ] && log_begin_msg "Running /scripts/local-premount" run_scripts /scripts/local-premount diff --git a/scripts/local-top/mdrun b/scripts/local-top/mdrun index 1b6ca3e..3ed995c 100755 --- a/scripts/local-top/mdrun +++ b/scripts/local-top/mdrun @@ -36,6 +36,11 @@ done [ "${gotraid}" = y ] || exit -# Assemble all raid devices -# FIXME: assemble root raid first due to initrd-tools compatibility +# source the presumed root md and it's info +. ./conf/mdadm.conf + +# assemble root raid first due to initrd-tools compatibility +mdadm -A ${rootraiddev} -R -u $uuid $devices + +# assemble all raid devices /sbin/mdrun /dev diff --git a/scripts/nfs b/scripts/nfs index 5bfb03d..844db70 100644 --- a/scripts/nfs +++ b/scripts/nfs @@ -13,13 +13,57 @@ mountroot () # For DHCP modprobe -q af_packet - ipconfig ${DEVICE} + # support ip options see linux sources Documentation/nfsroot.txt + case ${IPOPTS} in + none|off) + # Do nothing + ;; + ""|on|any) + # Bring up device + ipconfig ${DEVICE} + ;; + dhcp|bootb|rarp|both) + ipconfig -c ${IPOPTS} -d ${DEVICE} + ;; + *) + ipconfig -d $IPOPTS + + # grab device entry from full line + NEW_DEVICE=${IPOPTS#*:*:*:*:*:*} + NEW_DEVICE=${NEW_DEVICE%:*} + if [ -n "${NEW_DEVICE}" ]; then + DEVICE="${NEW_DEVICE}" + fi + # grab server-ip + SERVER_IP=${IPOPTS#*:} + SERVER_IP=${SERVER_IP%:*:*:*:*:*:*} + ;; + esac + + # FIXME: who writes that? . /tmp/net-${DEVICE}.conf + + # get nfs root from dhcp if [ "x${NFSROOT}" = "xauto" ]; then NFSROOT=${ROOTSERVER}:${ROOTPATH} + # nfsroot=[<server-ip>:]<root-dir>[,<nfs-options>] + elif [ -n "${NFSROOT}" ]; then + # nfs options are an optional arg + if [ "${NFSROOT#*,}" != "${NFSROOT}" ]; then + NFSOPTS="-o ${NFSROOT#*,}" + fi + NFSROOT=${NFSROOT%%,*} + # server-ip could be passed by ip + if [ "${NFSROOT#*:}" = "$NFSROOT" ]; then + if [ -n "${SERVER_IP}" ]; then + NFSROOT="${SERVER_IP}:${NFSROOT}" + else + NFSROOT=${ROOTSERVER}:${ROOTPATH} + fi + fi fi - if [ "x${NFSOPTS}" = "x" ]; then + if [ -z "${NFSOPTS}" ]; then NFSOPTS="-o retrans=10" fi diff --git a/update-initramfs b/update-initramfs index 3ce8f1f..1ec8c7d 100755 --- a/update-initramfs +++ b/update-initramfs @@ -2,6 +2,7 @@ STATEDIR=/var/lib/initramfs-tools BOOTDIR=/boot +KPKGCONF=/etc/kernel-img.conf set -e @@ -96,8 +97,8 @@ run_bootloader() { if [ -x /sbin/grub -o -e /boot/grub/menu.lst ]; then if [ -e /etc/lilo.conf ]; then - do_b=$(awk '/bootloader/{print $2}' \ - /etc/kernel-img.conf) + [ -r "${KPKGCONF}" ] && \ + do_b=$(awk '/bootloader/{print $3}' "${KPKGCONF}") if [ "${do_b}" = "yes" ] || [ "${do_b}" = "Yes" ] \ || [ "${do_b}" = "YES" ]; then run_lilo |