X-Git-Url: https://git.grml.org/?p=grml-live.git;a=blobdiff_plain;f=docs%2Fgrml-live.txt;h=0cf9f3b2ecad2e0357b530350bfcf631ffe4010b;hp=1e9f0ccad2631da41f6ca81f17d91ca4fe203057;hb=d900a0e4047e51b27cda624a104ae97a1625c080;hpb=5f8bc68065c2395c347271320ce654026332468c diff --git a/docs/grml-live.txt b/docs/grml-live.txt index 1e9f0cc..0cf9f3b 100644 --- a/docs/grml-live.txt +++ b/docs/grml-live.txt @@ -12,7 +12,7 @@ Synopsis grml-live [-a ] [-c ] [-C ] [-g ] [-i ] [-o ] [-r ] [-s -] [-t ] [-v ] [-bFhquVz] +] [-t ] [-v ] [-bBFhquVz] CAUTION: Please check out <> for details about current state of involved @@ -69,31 +69,48 @@ example when working on stable releases: if you have a working base system/chroot and do not want to execute any further updates (via "-u" option) but intend to only build the ISO. + -B:: + +Build the ISO without touching the chroot at all. This option is useful if +you modified anything that FAI or grml-live might adjust via grml's FAI +scripts. It's like the '-b' option but even more advanced. Use only if you +really know that you do not want to update the chroot. + -c **CLASSES**:: Specify the CLASSES to be used for building the ISO via FAI. By default only -the classes GRMLBASE, GRML_SMALL and I386 are assumed, resulting in a small base -system (being about ~150MB total ISO size). If using a non-I386 system (like +the classes GRMLBASE, GRML_MEDIUM and I386 are assumed, resulting in a small base +system (being about ~180MB total ISO size). If using a non-I386 system (like amd64) you should specify the appropriate architecture as well. Additionally you can specify a class providing a grml-kernel (see <> for details about available classes). -So instead of GRML_SMALL you can also use GRML_MEDIUM and GRML_FULL. +So instead of GRML_MEDIUM you can also use GRML_SMALL and GRML_FULL. -C **CONFIGURATION_FILE**:: The specified file is used as configuration file for grml-live. By default -/etc/grml/grml-live.conf is used for main configuration. If a file named +/etc/grml/grml-live.conf is used as default configuration. If a file named /etc/grml/grml-live.local exists it is used as well (sourced after reading -/etc/grml/grml-live.conf to allow overriding settings). As a last option the -specified configuration file is sourced so it is possible to override settings -of /etc/grml/grml-live.conf as well as of /etc/grml/grml-live.local. Please -notice that all configuration files have to be adjusted during execution of -grml-live, so please make sure you use /etc/grml/grml-live.conf as a base for -your own configuration file. Please also notice that the configuration file -specified via this option is **not** (yet) supported inside the -scripts/hooks/classes at /etc/grml/fai/config. Instead use -/etc/grml/grml-live.conf and/or /etc/grml/grml-live.local for configuration -stuff used inside /etc/grml/fai/config. +/etc/grml/grml-live.conf meant as main file for local configuration). As a last +option the specified configuration file is sourced so it is possible to override +settings of /etc/grml/grml-live.conf as well as of /etc/grml/grml-live.local. +Please notice that all configuration files have to be adjusted during execution +of grml-live, so please make sure you use /etc/grml/grml-live.conf as a base for +your own configuration file (usually /etc/grml/grml-live.local). Please also +notice that the configuration file specified via this option is **not** (yet) +supported inside the scripts/hooks/classes at /etc/grml/fai/config. Instead use +/etc/grml/grml-live.local for configuration stuff used inside +/etc/grml/fai/config. + + -d **DATE**:: + +Use specified date as build date information on the ISO instead of the default. +The default is the date when grml-live is being executed (retrieved via +executing 'date +%Y-%m-%d'). The information is stored inside the file +/GRML/grml-version on the ISO, /etc/grml_version in the squashfs file and in all +the bootsplash related files. This option is useful if you want to provide an +ISO with release information for a specific date but have to build it in +advance. Usage example: '-d 2009-10-30' -F:: @@ -103,7 +120,7 @@ Force execution and do not prompt for acknowledgment of configuration. Set the grml flavour name. Common usage examples: grml, grml-small, grml64. Please do NOT use blanks and any special characters like '/', ';' inside -GRML_NAME, otherwise you might notice problems with booting. +GRML_NAME, otherwise you might notice problems while booting. -h:: @@ -114,6 +131,17 @@ Display short usage information and exit. Specify name of ISO which will be available inside $OUTPUT_DIRECTORY/grml_isos by default. + -I **CHROOT_INSTALL**:: + +Specify name of source directory which provides files that should become part of +the chroot/ISO. Not enabled by default. Note: the files are installed under '/' +in the chroot so you have to create the rootfs structure on your own. + + -n:: + +Skip creation of the ISO file. This option is useful if you want to build/update +the chroot and/or recreate the squashfs file without building an ISO file. + -o **OUTPUT_DIRECTORY**:: Main output directory of the build process of FAI. Some directories are created @@ -134,7 +162,9 @@ Specify name of the release. -s **SUITE**:: Specify the Debian suite you want to use for your live-system. Defaults to -"etch" (being current Debian/stable). Supported values are: etch, lenny, sid. +"lenny" (being current Debian/stable). Supported values are: etch, lenny, sid. +Debian "squeeze" (current Debian/testing) requires base.tgz +(/etc/grml/fai/config/basefiles/....tar.gz) or a recent version of debootstrap. -t **TEMPLATE_DIRECTORY**:: @@ -158,6 +188,7 @@ Increase verbosity in the build process. Use ZLIB instead of LZMA compression in mksquashfs part of the build process. +[[usage-examples]] Usage examples -------------- @@ -191,6 +222,7 @@ process. But please be aware of the fact that rebooting your system will result in an empty /dev/shm, so please use another directory for $CHROOT_OUTPUT, $BUILD_OUTPUT and $ISO_OUTPUT if you plan to create more persistent output. :) +[[main-features]] Main features of grml-live -------------------------- @@ -207,6 +239,7 @@ Debian repositories * multi-arch support (work in progress) +[[class-concept]] The class concept ----------------- @@ -233,9 +266,9 @@ files/directories. If you want to use your own configuration, extend an existing configuration and/or add additional packages to your ISO just invent a new class (or extend an existing one). For example if you want to use your own class named "FOOBAR" just -extend CLASSES="GRMLBASE,GRML_SMALL,I386" inside /etc/grml/grml-live.conf to -CLASSES="GRMLBASE,GRML_SMALL,I386,FOOBAR" or invoke grml-live using the classes -option: "grml-live -c GRMLBASE,GRML_SMALL,I386,FOOBAR ...". +set CLASSES="GRMLBASE,GRML_SMALL,I386" inside /etc/grml/grml-live.local or +invoke grml-live using the classes option: "grml-live -c +GRMLBASE,GRML_SMALL,I386,FOOBAR ...". More details regarding the class concept can be found in the documentation of FAI itself (being available at /usr/share/doc/fai-doc/). @@ -269,6 +302,9 @@ progress) * GRML_SMALL: minimum sized grml version, known as grml-small +* LATEX: LaTeX(-related) packages like auctex, texlive,... +(which used to be shipped by grml before the LaTeX removal) + * LATEX_CLEANUP: get rid of several very large LaTeX directories (like some /usr/share/doc/texlive-*, /usr/share/doc/texmf,...) @@ -288,6 +324,7 @@ official grml release * XORG: providing important packages for use with a base grml-featured X.org setup +[[files]] Files ----- @@ -306,15 +343,26 @@ Script for the main build process. Requires root permissions for execution. /etc/grml/grml-live.conf -Main configuration file for grml-live. All the important steps can be configured -at this stage. +Main configuration file for grml-live which should be considered as a reference +configuration file only. Please use /etc/grml/grml-live.local for local +configuration instead. + + /etc/grml/grml-live.local + +All the local configuration should go to this file. This file overrides any +defaults of grml-live. Configurations via /etc/grml/grml-live.local are prefered +over the ones from /etc/grml/grml-live.conf. If you want to override settings +from /etc/grml/grml-live.local as well you have to specify them on the grml-live +commandline. /etc/grml/fai/fai.conf Main configuration file for FAI which specifies where all the configuration -files and scripts for FAI/grml-live can be found. By default it is set to -FAI_CONFIGDIR=/etc/grml/fai/config, a directory shipped by grml-live -out-of-the-box so you shouldn't have to configure anything in this file. +files and scripts for FAI/grml-live can be found. By default the configuration +variables are FAI_CONFIG_SRC=file:///etc/grml/fai/config and +FAI_CONFIGDIR=/etc/grml/fai/config - both pointing to a directory shipped by +grml-live out-of-the-box so you shouldn't have to configure anything in this +file. /etc/grml/fai/make-fai-nfsroot.conf @@ -328,12 +376,13 @@ This file specifies the package list for creating the NFSROOT. /etc/grml/fai/apt/sources.list -This file specifies which mirrors should be used for retreiving the Debian -packages used for creating the main chroot (including all the software you would -like to see included). If you want to use a local mirror you either have to -adjust this file or use the GRML_LIVE_SOURCES variable inside -/etc/grml/grml-live.conf which modifies /etc/grml/fai/apt/sources.list -on-the-fly then. +This file specifies which mirrors should be considered for retrieving the Debian +packages when creating the main chroot (including all the software you would +like to see included). Important: this file should *not* be adjusted manually! +Instead use the GRML_LIVE_SOURCES variable inside /etc/grml/grml-live.conf or +/etc/grml/grml-live.local which modifies /etc/grml/fai/apt/sources.list +on-the-fly via grml-live then. If you want to generally adjust apt configuration +check out /etc/grml/fai/files/etc/apt instead. /etc/grml/fai/config/ @@ -382,6 +431,7 @@ files please refer to the source of the scripts. This directory provides the files used for building the initramfs/initrd via live-initramfs(8). +[[log-files]] Available log files ------------------- @@ -396,12 +446,16 @@ default being /var/log/fai/grml/. If you are using the grml-live buildd you will find the logs of the grml-live run at /var/log/grml-buildd.stdout and /var/log/grml-buildd.stderr. +[[requirements]] Requirements for the build system --------------------------------- -* any Debian based system should be sufficient (if not it's a bug, so please -send us a bug report then) [a usual link:http://grml.org/grml2hd/[grml2hd] -harddisk installation ships all you need] +* any Debian based system should be sufficient (if it doesn't work it's a bug, +please send us a bug report then) [a usual +link:http://grml.org/grml2hd/[grml2hd] harddisk installation (using grml or +grml-medium) ships all you need]. Check out <> for details how to set up grml-live +on a plain, original Debian system. * enough free disk space; at least 800MB are required for a minimal grml-live run (\~400MB for the chroot [$CHROOT_OUTPUT], \~150MB for the build target @@ -409,9 +463,9 @@ run (\~400MB for the chroot [$CHROOT_OUTPUT], \~150MB for the build target temporary files), if you plan to use GRML_FULL you should have at least 4GB of total free disk space -* fast network access for retreiving the Debian packages used for creating the +* fast network access for retrieving the Debian packages used for creating the chroot (check out "local mirror" and "NFSROOT" to workaround this problem as far -as possiblbe) +as possible) For further information see next section. @@ -423,54 +477,133 @@ Current state of grml-live with squashfs-tools and kernel To make it easier to track problems this section documents current state of grml-live playing together with squashfs-tools / squashfs-lzma-tools (for building the compressed file) and the kernel version. Documentation of this -section is up2date by 27th of september 2008. +section is up2date by 7rd of september 2009, please report any bugs you +encounter. -System -~~~~~~ +Difference between squashfs-lzma-tools and squashfs-tools +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -* grml-live, version 0.9.4 +Whereas the ZLIB compression is much faster in the build process, the LZMA +compression provides a smaller resulting ISO. If you're wondering: the official +Grml builds use the LZMA compression. -* building grml-medium (Debian/unstable) +Squashfs-tools was introduced in Debian and once provided support for LZMA +compression. Sadly LZMA compression within squashfs-tools became unsupported and +therefore squashfs-lzma-tools had to be introduced by the Grml team. Different +kernel versions provide different squashfs file formats (version 3.x for kernel +versions until 2.6.28-grml[64], since kernel 2.6.31-grml[64] it's the 4.x +format). + +If you're wondering which package supports what, here's a short overview: + +* squashfs-tools 1:4.0-1: ZLIB as default, no LZMA support/options, file format +version 4 + +* squashfs-tools 1:3.3-7: ZLIB as default, no LZMA support/options, file format +version 3 + +* squashfs-tools 1:3.2r2-9exp1: LZMA as default, ZLIB support via -nolzma +option, file format version 3 + +* squashfs-lzma-tools 4.0-2: ZLIB as default, LZMA support via -lzma option, +file format version 4 + +* squashfs-lzma-tools 3.3-1: LZMA as default, ZLIB support via -nolzma option, +file format version 3 + +Depending on the kernel version you want to use you need different versions +squashfs-tools/squashfs-lzma-tools. Yes, that's pretty a mess (don't ask how +much this sucks for us developers) - though this is supposed to calm down with +the recent integration of squashfs file format 4 in the mainline kernel. Support +for LZMA is pending and should dramatically simplify the situation for +developers as well as users as soon as it's available mainline. + +Using squashfs-lzma-tools 4.0-2 on the build system +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -* software versions used in the ISO (being installed automatically, recorded -just as a reference): +squashfs-lzma-tools 4.0-2 is available via the grml repositories. It provides +the mksquashfs-lzma and unsquashfs-lzma binaries. The package does NOT conflict +with Debian's squashfs-tools package (you can install both of them at the same +time). - ii busybox 1:1.10.2-2 Tiny utilities for small and embedded systems - ii initramfs-tools 0.92f.grml01 tools for generating an initramfs - ii klibc-utils 1.5.12-2 small utilities built with klibc for early boot - ii live-initramfs 1.139.1-2grml.01 Debian Live initramfs hook - ii lvm2 2.02.39-2 The Linux Logical Volume Manager - ii mdadm 2.6.7-3.1 tool to administer Linux MD arrays (software RAID) - ii udev 0.125-6grml0 /dev/ and hotplug management daemon +The packages can be downloaded from +link:http://deb.grml.org/pool/main/s/squashfs-lzma-tools/[http://deb.grml.org/pool/main/s/squashfs-lzma-tools/] + +It provides support for the new squashfs file format version 4 and therefore +requires kernel versions newer than 2.6.28-grml[64]. It supports LZMA as well as +ZLIB compression. Just use the defaults for enabling LZMA or use grml-live's +'-z' option if you want to use ZLIB instead. + +* Kernel 2.6.23-grml[64]: does not work +* Kernel 2.6.26-grml[64]: does not work +* Kernel 2.6.28-grml[64]: does not work +* Kernel 2.6.31-grml[64]: works + +[NOTE] + +Please use squashfs-lzma-tools >=4.0-2 from Grml if you want to remaster any +grml release being MORE RECENT than 2009.05. + +Using squashfs-tools 1:4.0-1 on the build system +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +squashfs-tools 1:4.0-1 is available in Debian/unstable and Debian/testing. It +provides the mksquashfs and unsquashfs binaries. The package does NOT +conflict with the squashfs-lzma-tools 4.0-2 package (you can install both of +them at the same time). + +The packages can be downloaded from +link:ftp://ftp.de.debian.org/debian/pool/main/s/squashfs/[ftp://ftp.de.debian.org/debian/pool/main/s/squashfs/] + +It provides support for the new squashfs file format version 4 and therefore +requires kernel versions newer than 2.6.28-grml[64]. + +It does NOT support LZMA compression. If you need LZMA support please use +Grml's squashfs-lzma-tools (see section above) instead. + +* Kernel 2.6.23-grml[64]: does not work +* Kernel 2.6.26-grml[64]: does not work +* Kernel 2.6.28-grml[64]: does not work +* Kernel 2.6.31-grml[64]: works + +[NOTE] +Please use squashfs-tools 1:4.0-1 only if you want to remaster grml releases +MORE RECENT than 2009.05 using the ZLIB compression. Using squashfs-lzma-tools 3.3-1 on the build system ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -squashfs-lzma-tools from the grml repository supports kernel 2.6.26-grml -(version >=grml.05) using both lzma and zlib (-nolzma) compression. It's the -recommended package for building ISOs with grml-live currently. +squashfs-lzma-tools 3.3-1 from the grml repository supports kernel +2.6.26-grml[64] and 2.6.28-grml[64] using both LZMA and ZLIB (-nolzma) +compression. It's the recommended package for building ISOs with grml-live +currently! -Using squashfs-tools 1:3.3-7 on the build system -~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +The packages can be downloaded from +link:http://deb.grml.org/pool/main/s/squashfs-lzma/[http://deb.grml.org/pool/main/s/squashfs-lzma/]. -squashfs-tools 1:3.3-7 is available via Debian/unstable and Debian/testing -(lenny) pool running: +[NOTE] +Please use squashfs-lzma-tools 3.3-1 if you want to remaster grml release +2008.11 or 2009.05. - # aptitude install squashfs-tools=1:3.3-7 +Using squashfs-tools 1:3.3-7 on the build system +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -or directly via downloading the files +squashfs-tools 1:3.3-7 is available through http://grml.org/squashfs/squashfs-tools_3.3-7_i386.deb (for x86) or http://grml.org/squashfs/squashfs-tools_3.3-7_amd64.deb (for amd64) [both build on and for Debian/etch but working with testing and unstable as well]. Please notice that squashfs-tools 1:3.3-7 does NOT support LZMA compression at -all. The -nolzma option of mksquashfs is not available therefore (even -though grml-live will deactivate it for you automatically anyway). Please -use squashfs-lzma-tools instead. +all (so you won't be able to remaster release 2008.11 and 2009.05 using LZMA for +example). The -nolzma option of mksquashfs is not available therefore (even +though grml-live will deactivate it for you automatically anyway). Please use +squashfs-lzma-tools instead. * Kernel 2.6.23-grml: does NOT work, please use squashfs-tools 1:3.2r2-9exp1 - instead if you still want to use kernel 2.6.23 -* Kernel 2.6.26-grml: works + instead if you still want to use kernel 2.6.23 (not + recommended) +* Kernel 2.6.26-grml: works (without LZMA compression only of course!) +* Kernel 2.6.28-grml: works (without LZMA compression only of course!) Using squashfs-tools 1:3.2r2-9exp1 on the build system ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -484,21 +617,127 @@ or directly via downloading the files http://grml.org/squashfs/squashfs-tools_3.2r2-9exp1_i386.deb (for x86) or http://grml.org/squashfs/squashfs-tools_3.2r2-9exp1_amd64.deb (for amd64). -Versions with ZLIB compression (SQUASHFS_OPTIONS='-nolzma' or -z +Using with ZLIB compression (SQUASHFS_OPTIONS='-nolzma' or -z option in grml-live cmdline): * Kernel 2.6.23-grml: works * Kernel 2.6.26-grml: works +* Kernel 2.6.28-grml: supposed to work (not verified though) -Versions with LZMA compression: +Using with LZMA compression: * Kernel 2.6.23-grml: works -* Kernel 2.6.26-grml: does NOT work, please use zlib mode instead or switch - to Debian package squashfs-lzma-tools (see section above). +* Kernel 2.6.26-grml: does NOT work, please use ZLIB mode instead or switch + to Debian package squashfs-lzma-tools 3.3-1 (see section above). +* Kernel 2.6.28-grml: does NOT work, please use ZLIB mode instead or switch + to Debian package squashfs-lzma-tools 3.3-1 (see section above). +[[faq]] FAQ --- +[[deploy-on-debian]] +How do I deploy grml-live on a plain Debian installation? +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +The easiest way to get a running grml-live setup is to install grml or +grml-medium using grml2hd (for example inside KVM, Virtualbox, VMware,... if you +don't want to run it on a physical system). Of course using grml-live on a +plain, original Debian installation is supported as well. So there we go. + +What we have: plain, original Debian Lenny (5.0). + +What we want: build a grml-medium ISO based on Debian/squeeze for the i386 +architecture using grml-live. + +[IMPORTANT] + +If you encounter any problems while booting the resulting ISO please be aware of +<>. + +Instructions +^^^^^^^^^^^^ + + # adjust sources.list: + cat >> /etc/apt/sources.list << EOF + + # grml stable repository: + deb http://deb.grml.org/ grml-stable main + deb-src http://deb.grml.org/ grml-stable main + + # grml testing/development repository: + deb http://deb.grml.org/ grml-testing main + deb-src http://deb.grml.org/ grml-testing main + EOF + + # adjust apt-pinning (only prefer squashfs stuff from grml): + cat >> /etc/apt/preferences << EOF + Package: * + Pin: origin deb.grml.org + Pin-Priority: 1 + + Package: squashfs-tools + Pin: origin deb.grml.org + Pin-Priority: 996 + + Package: squashfs-lzma-tools + Pin: origin deb.grml.org + Pin-Priority: 996 + EOF + + # get keyring for apt: + apt-get update + apt-get --allow-unauthenticated install grml-debian-keyring + + # install basefile so we don't have to build basic chroot from scratch: + mkdir -p /etc/grml/fai/config/basefiles/ + mv base.tgz /etc/grml/fai/config/basefiles/I386.tar.gz + + # install relevant tools + # please check out http://grml.org/grml-live/#current_state when encountering problems! + apt-get -o APT::Install-Recommends=false install grml-live squashfs-lzma-tools + + # adjust grml-live configuration for our needs: + cat > /etc/grml/grml-live.local << EOF + # consider using LZMA only for space reasons (resulting in longer + # build time but smaller ISO): + SQUASHFS_OPTIONS="-nolzma" + # install local files into the chroot + CHROOT_INSTALL="/etc/grml/fai/chroot_install" + ## adjust if necessary (defaults to /grml/grml-live): + ## OUTPUT="/srv/grml-live" + FAI_DEBOOTSTRAP="squeeze http://cdn.debian.net/debian/" + ARCH="i386" + CLASSES="GRMLBASE,GRML_MEDIUM,I386" + ZERO_LOGFILE='1' + # ZERO_FAI_LOGFILE='1' + GRML_LIVE_SOURCES=" + deb http://deb.grml.org/ grml-stable main + deb http://deb.grml.org/ grml-testing main + deb http://cdn.debian.net/debian squeeze main contrib non-free + " + EOF + + # just optional(!) - upgrade FAI to latest available version: + cat >> /etc/apt/sources.list << EOF + # fai: + deb http://www.informatik.uni-koeln.de/fai/download lenny koeln + EOF + + # get gpg key of FAI repos and install current FAI version: + gpg -a --recv-keys AB9B66FD; gpg -a --export AB9B66FD | apt-key add - + apt-get update + apt-get install fai-client fai-server fai-doc + +That's it. Now invoking 'grml-live -V' should build the ISO. If everything +worked as expected the last line of the shell output should look like: + + [*] Successfully finished execution of grml-live [running 687 seconds] + +and the ISO can be found inside /grml-live/grml-live/grml_isos/ then. + +[[fai-on-etch]] Help, I'm using Debian etch and I don't have FAI version >3.2 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -510,18 +749,76 @@ Help, I'm using Debian etch and I don't have FAI version >3.2 or check out the link:http://www.informatik.uni-koeln.de/fai/[FAI-homepage] for further details. +[[how-to-debug]] I've problems with the build process. How to start debugging? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -Check out the logs inside /var/log/fai/... If you don't have the time to debug -the problem in further detail or don't know how to proceed just send a copy of -your config, logs and the commandline with a short problem description to -: +Check out the logs inside /var/log/fai/... If you think it's a bug in grml-live +send a copy of your config, logs and the commandline with a short problem +description to : # history | grep grml-live > /etc/grml/grml_live.cmdline # tar zcf grml_live_problem.tar.gz /etc/grml/grml-live.conf \ /etc/grml/grml-buildd.conf /var/log/fai /etc/grml/fai + -> finally mail grml_live_problem.tar.gz to + +If you need help with grml-live or would like to see new features as part of +grml-live you can get commercial support via +link:http://grml-solutions.com/[Grml Solutions]. + +[[lzma-vs-zlib]] +How much is the difference between LZMA and ZLIB compression? +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +ISO size (bs = blocksize): + +[width="45%",cols="3,^2,^2"] +|============================================================ +|ISO |LZMA (256kB bs) |ZLIB +|grml_sid |666M | 771M +|grml_squeeze |659M | 761M +|grml_lenny |624M | 723M +|grml64_sid |677M | 791M +|grml64_squeeze |671M | 785M +|grml64_lenny |639M | 745M +|grml-medium_sid |208M | 236M +|grml-medium_squeeze |206M | 234M +|grml-medium_lenny |193M | 220M +|grml64-medium_sid |213M | 245M +|grml64-medium_squeeze |213M | 244M +|grml64-medium_lenny |201M | 231M +|grml-small_sid |102M | 118M +|grml-small_squeeze |101M | 117M +|grml-small_lenny |97M | 112M +|grml64-small_sid |103M | 120M +|grml64-small_squeeze |103M | 120M +|grml64-small_lenny |99M | 116M +|============================================================ + +Build time of grml-medium's squashfs file (depends on your system, though just +to get the ratio between the different options): + +* 10 minutes and 4 seconds with LZMA default blocksize (128k) +* 7 minutes 27 seconds with LZMA and blocksize 256k +* 6 minutes and 8 seconds with LZMA blocksize 512k +* 1 minute and 40 seconds with ZLIB + +[[install-local-files]] +How to I install further files into the chroot/ISO? +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +Just point the configuration variable CHROOT_INSTALL to the directory which +provides the files you would like to install. Note that the files are installed +under '/' in the chroot - so you have to create the rootfs structure on your +own. Usage example: + + echo "CHROOT_INSTALL=\$GRML_FAI_CONFIG/chroot_install" >> /etc/grml/grml-live.local + mkdir -p /etc/grml/fai/chroot_install/usr/src/ + wget example.org/foo.tar.gz + mv foo.tar.gz /etc/grml/fai/chroot_install/usr/src/ + grml-live ... +[[local-debian-mirror]] Can I use my own (local) Debian mirror? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -544,6 +841,7 @@ taken as first entry in the generated sources.list so it's prefered over non-local mirrors. Using a fallback mirror (via providing several mirrors in GRML_LIVE_SOURCES as used by default) is a recommended setting. +[[add-additional-debian-packages]] How do I add additional Debian package(s) to my CD/ISO? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -561,6 +859,7 @@ and specify it when invoking grml-live then: # grml-live -c GRMLBASE,GRML_SMALL,I386,MIKA +[[reset-grml-live-configuration]] I fscked up my grml-live configuration. How do I reset it to the defaults? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -577,13 +876,14 @@ good chance to start using it now. Check out link:http://michael-prokop.at/blog/2007/03/14/maintain-etc-with-mercurial-on-debian/[http://michael-prokop.at/blog/2007/03/14/maintain-etc-with-mercurial-on-debian/] for more details how to maintain /etc using the mercurial VCS. +[[create-a-base-tgz]] How do I create a base.tgz for use as NFSROOT? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ First of all build the chroot system: mkdir /tmp/nfsroot && cd /tmp/nfsroot - debootstrap etch /tmp/nfsroot/ http://ftp.de.debian.org/debian + debootstrap lenny /tmp/nfsroot/ http://cdn.debian.net/debian tar zcf base.tgz ./ Then check out where your NFSROOT is located: @@ -617,8 +917,9 @@ or if using /etc/grml/fai/config/basefiles/$CLASSNAME.tar.gz for: /grml-live/grml-live_20071029.22138/grml_chroot// [...] -Set up apt-cacher for use with grml-live -~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +[[apt-cacher]] +Set up apt-cacher / apt-cacher-ng for use with grml-live +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Make sure /etc/grml/grml-live.conf provides according GRML_LIVE_SOURCES and FAI_DEBOOTSTRAP: @@ -628,14 +929,16 @@ FAI_DEBOOTSTRAP: GRML_LIVE_SOURCES=" deb http://localhost:3142/deb.grml.org grml-stable main deb http://localhost:3142/deb.grml.org grml-testing main - deb http://localhost:3142/ftp.de.debian.org/debian etch main contrib non-free + deb http://localhost:3142/cdn.debian.net/debian lenny main contrib non-free " [...] - FAI_DEBOOTSTRAP="etch http://localhost:3142/ftp.de.debian.org/debian etch main contrib non-free" + FAI_DEBOOTSTRAP="lenny http://localhost:3142/cdn.debian.net/debian lenny main contrib non-free" -Make sure apt-cacher is running (/etc/init.d/apt-cacher restart). That's it. -All downloaded files will be cached in /var/cache/apt-cacher/ now. +Make sure apt-cacher / apt-cacher-ng is running ('/etc/init.d/apt-cacher +restart' or '/etc/init.d/apt-cacher-ng restart'). That's it. All downloaded +files will be cached in /var/cache/apt-cacher/ or /var/cache/apt-cacher-ng then. +[[approx]] Set up approx for use with grml-live ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -647,9 +950,9 @@ FAI_DEBOOTSTRAP: GRML_LIVE_SOURCES=" deb http://localhost:9999/grml grml-stable main deb http://localhost:9999/grml grml-testing main - deb http://localhost:9999/debian etch main contrib non-free + deb http://localhost:9999/debian lenny main contrib non-free " - FAI_DEBOOTSTRAP="etch http://localhost:9999/debian" + FAI_DEBOOTSTRAP="lenny http://localhost:9999/debian" Configure approx: @@ -661,12 +964,13 @@ Configure approx: Don't forget to restart approx (/etc/init.d/approx restart). That's it. All downloaded files will be cached in /var/cache/approx now. +[[question]] I've a question which isn't answered by this document ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -Don't hesitate to ask on IRC (channel #grml on irc.freenode.org) or just drop me -a mail: +Don't hesitate to contact the author: +[[download]] Download / install grml-live as a Debian package ------------------------------------------------ @@ -679,24 +983,27 @@ current development tree), just execute: cd grml-live debuild -us -uc +[[source]] Source ------ The source of grml-live is available at link:http://git.grml.org/?p=grml-live.git[http://git.grml.org/?p=grml-live.git] +[[todo-list]] TODO list --------- -Check out link:http://wiki.grml.org/doku.php?id=grml-live[grml-live in the grml-wiki] -for details. +Check out the link:http://git.grml.org/?p=grml-live.git;a=blob;f=TODO;hb=HEAD[TODO file]. +[[bugs]] Bugs ---- Please report feedback, link:http://grml.org/bugs/[bugreports] and wishes link:http://grml.org/contact/[to the grml-team]! +[[authors]] Authors ------- Michael Prokop