diff options
author | Nicolás Reynolds <apoyosis@correo.inta.gob.ar> | 2012-09-13 21:54:55 -0300 |
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committer | Nicolás Reynolds <apoyosis@correo.inta.gob.ar> | 2012-09-13 21:54:55 -0300 |
commit | b11fa2ad388eaaa3776a3d3c99fb30d6ddb111b0 (patch) | |
tree | c5386f2d16ed5ff4170f4915fbf07c6f478f8599 /README | |
parent | 64a660adb9a1ad658874759c186e0e9cbf138e63 (diff) | |
parent | 0d04c89e6bfee46477ef08030654a0b421ba86ae (diff) |
Merge branch 'master' of https://projects.archlinux.org/git/archiso
Conflicts:
README
archiso/mkarchiso
configs/baseline/build.sh
configs/baseline/syslinux/syslinux.cfg
configs/releng/build.sh
configs/releng/packages.i686
configs/releng/packages.x86_64
configs/releng/root-image/etc/arch-release
configs/releng/root-image/etc/hosts
configs/releng/root-image/etc/issue
configs/releng/root-image/etc/motd
configs/releng/root-image/etc/rc.conf
configs/releng/root-image/libre/report-issues
configs/releng/root-image/libre/setup
configs/releng/syslinux.dual/archiso_head.cfg
configs/releng/syslinux.dual/archiso_sys32.cfg
configs/releng/syslinux.dual/archiso_sys64.cfg
configs/releng/syslinux.dual/archiso_tail.cfg
configs/releng/syslinux/syslinux.cfg
Diffstat (limited to 'README')
-rw-r--r-- | README | 442 |
1 files changed, 331 insertions, 111 deletions
@@ -5,14 +5,31 @@ This is a rebranded fork of the original Archiso for Parabola GNU/Linux-libre. * Boot parameters (initramfs stage) * hooks/archiso + * hooks/archiso_pxe_common * hooks/archiso_pxe_nbd + * hooks/archiso_pxe_http + * hooks/archiso_pxe_nfs * hooks/archiso_loop_mnt * Boot parameters (only for configs/releng) * etc/rc.conf +* Transfer ISO file to target medium (configs/releng) + * To -> CD / DVD / BD + * To -> USB-key / SD / HDD / SSD + * PC-BIOS (MBR) + * PC-BIOS (ISOHYBRID-MBR) + * PC-EFI (GPT) [x86_64 only] +* Alternative boot methods (configs/releng) + * ISO in loopback mode + * ISO in memdisk mode + * Network booting (PXE) [first stage] + * DHCP + TFTP + * DHCP + HTTP + * HTTP/NFS/NBD [second stage] * Build requirements * Image types generated by mkarchiso. * File format for aitab. * Why the /isolinux and /libre/boot/syslinux directories? +* Know issues * Building the most basic Parabola live media. (configs/baseline) * Building official Parabola live media. (configs/releng) @@ -37,15 +54,23 @@ This is a rebranded fork of the original Archiso for Parabola GNU/Linux-libre. performs a self-test of all files inside ${install_dir}, and continue booting if ok. Default: (unset) +* cow_label= Set the filesystem label where COW (dm-snapshot) + files must be stored. + Default: (unset) +* cow_device= Set the device node where COW (dm-snapshot) files + must be stored. + Default: (unset) or "/dev/disk/by-label/${cow_label}" +* cow_directory= Set a directory inside ${cow_device}. + Default: "/persistent_${archisolabel}/${arch}" +* cow_persistent= Set if snapshots are persistent "P" or non-persistent "N". + Default: "N" (if no ${cow_device} is used) otherwise "P". * cowspace_size= Set the size of tmpfs /cowspace. This space is used for Copy-On-Write files of dm-snapshot. - (directory not visible outside initramfs) Size is in bytes (suffix with "k", "m" and "g") or in percentage of available RAM. Default: "75%" -* copytoram_size= Set the size of tmpfs /cowpytoram. This space is used for +* copytoram_size= Set the size of tmpfs. This space is used for copy of all SquashFS images used, if copytoram=y. - (directory not visible outside initramfs) Size is in bytes (suffix with "k", "m" and "g") or in percentage of available RAM. Default: "75%" @@ -57,7 +82,7 @@ This is a rebranded fork of the original Archiso for Parabola GNU/Linux-libre. Default: (architecture of running kernel) -** hooks/archiso_pxe_nbd +** hooks/archiso_pxe_common * ip= This parameter is setup automatically by PXELINUX when option "IPAPPEND" is set to 1 or 2 in config. @@ -67,54 +92,314 @@ This is a rebranded fork of the original Archiso for Parabola GNU/Linux-libre. when option "IPAPPEND" is set to 2 or 3 in config. BOOTIF=<hardware-address-of-boot-interface> Default: (set via PXELINUX) +* copy_resolvconf= Copy /etc/resolv.conf from initramfs to live-enviroment. + Set to "n" to skip them. + Default: "y" + + +** hooks/archiso_pxe_nbd + * archiso_nbd_name= Set NBD export name used by the server. Default: archiso +* archiso_nbd_srv= Set an IP address where NBD reside. + If ${pxeserver} is used, PXE IP will be used. + Default: (unset) + + +** hooks/archiso_pxe_http + +* archiso_http_srv= Set an HTTP URL (must end with /) where ${archisobasedir} + is found with all *.sfs files. + In the IP/domain part if ${pxeserver} is used, use PXE IP. + Default: (unset) +* archiso_http_spc= Set the size of tmpfs where *.sfs files are downloaded. + Default: "75%" + + +** hooks/archiso_pxe_nfs + +* archiso_nfs_srv= Set the NFS-IP:/path of the server + In the IP part if ${pxeserver} is used, PXE IP will be used. + Default: (unset) +* archiso_nfs_opt= Set NFS mount options separated by comma. + Default: (unset, see below) + These are the implicit options: + port = as given by server portmap daemon + rsize = 1024 + wsize = 1024 + timeo = 7 + retrans = 3 + acregmin = 3 + acregmax = 60 + acdirmin = 30 + acdirmax = 60 + flags = hard, nointr, noposix, cto, ac ** hooks/archiso_loop_mnt -* img_dev= Device where archiso-image.iso reside. +* img_label= Set the filesystem label where archiso-image.iso. Default: (unset) +* img_dev= Device where archiso-image.iso reside. + Default: (unset) or "/dev/disk/by-label/${img_label}" * img_loop= Full path where archiso-image.iso is located on ${img_dev} Default: (unset) -*** Boot parameters (only for configs/releng) +*** Transfer ISO image to target medium (configs/releng) + +ISO images names consist of: archlinux-<YYYY>.<MM>.<DD>-<ARCH>.iso + +Where: + <YYYY> Year + <MM> Month + <DD> Day + <ARCH> i686 | x86_64 | dual(*) + +(*) "dual" includes both i686 and x86_64 architectures. + + +** To -> CD / DVD / BD + +Note: All ISO images are booteable on a PC-BIOS via "El Torito" in no-emulation mode, + All x86_64 ISO images are booteable on a PC-EFI via "El Torito" in no-emulation mode. + +Nomeclature: + <B> scsibus number + <T> target number + <L> lun number + (Note: see cdrecord -scanbus, for these numbers) + + +1) Write it directly using your favorite recording program. +# cdrecord dev=<B>,<T>,<L> -dao archlinux-<YYYY>.<MM>.<DD>-<ARCH>.iso + + +** To -> USB Flash Drive (USB-key) / Memory card (SD) / + Hard-Disk Drive (HDD) / Solid-State Drive (SSD) + +Note: These steps are the general workflow, you can skip some of them, + using another filesystem if your bootloader supports it, + installing to another directory than "arch/" or using more than + one partition. Just ensure that main boot params options + (archisolabel= and archisobasedir=) are set correctly according to your setup. + +Nomeclature: +<DEV-TARGET>: Device node of the drive where ISO contents should be copied + (example: /dev/sdx) +<DEV-TARGET-N>: Device node of the partition on <DEV-TARGET> + (example: /dev/sdx1) +<MNT-TARGET-N>: Mount point path where <DEV-TARGET-N> is mounted + (example: /mnt/sdx/1) +<ISO-SOURCE>: Path to the ISO file archlinux-<YYYY>.<MM>.<DD>-<ARCH>.iso + (example: ~/archlinux-2012.07.22-x86_64.iso) +<FS-LABEL>: Represents the filesystem label of the <ISO-SOURCE> + (example: ARCH_201207 [for all ~/archlinux-2012.07.*.iso]) + + +* PC-BIOS (MBR): + +Note: Using here a MBR partition mode as example, but GPT should also works + if machine firmware is not broken. + Just ensure that partition is set with attribute "2: legacy BIOS bootable" + and use gptmbr.bin instead of mbr.bin for syslinux. + +1) Create one partition entry in MBR (of type "b" for FAT32 or "83" for EXTFS) + and mark it as "active" (bootable). +# fdisk <DEV-TARGET> + +2) Create a FAT32 or EXTFS filesystem on such partition and setup a label. +# mkfs.vfat -F 32 -n <FS-LABEL> <DEV-TARGET-N> +# mkfs.ext4 -L <FS-LABEL> <DEV-TARGET-N> + +3) Mount target filesystem. +# mount <DEV-TARGET-N> <MNT-TARGET-N> + +4) Extract ISO image on target filesystem. +# bsdtar -x --exclude=isolinux/ --exclude=EFI/ -f <ISO-SOURCE> -C <MNT-TARGET-N> + +5) Install syslinux bootloader on target filesystem. +# extlinux -i <MNT-TARGET-N>/arch/boot/syslinux + +6) Unmount target filesystem. +# umount <MNT-TARGET-N> + +7) Install syslinux MBR boot code on target drive. +# dd bs=440 count=1 conv=notrunc if=/usr/lib/syslinux/mbr.bin of=<DEV-TARGET> + + +* PC-BIOS (ISOHYBRID-MBR): + +Note: This method is the most easily, quick and dirty, but is the most limited + if you want to use your target medium for other purposes. + +1) Dump ISO file to target medium. +# dd if=<ISO-SOURCE> of=<DEV-TARGET> + + +* PC-EFI (GPT) [x86_64 only] + +Note: Using here a GPT partition mode as example, but MBR should also works + if machine firmware is not broken. + +1) Create one partition entry in GPT (of type "ef00") +# gdisk <DEV-TARGET> + +2) Create a FAT32 filesystem on such partition and setup a label. +# mkfs.vfat -F 32 -n <FS-LABEL> <DEV-TARGET-N> + +3) Mount target filesystem. +# mount <DEV-TARGET-N> <MNT-TARGET-N> + +4) Extract ISO image on target filesystem. +# bsdtar -x --exclude=isolinux/ --exclude=arch/boot/syslinux/ -f <ISO-SOURCE> -C <MNT-TARGET-N> + +5) Extract efiboot.img on EFI/ on target filesystem. +# mcopy -s -i <MNT-TARGET-N>/EFI/archiso/efiboot.img ::/EFI <MNT-TARGET-N>/ + +6) Remove uneeded efiboot.img +# rm <MNT-TARGET-N>/EFI/archiso/efiboot.img + +7) Unmount target filesystem. +# umount <MNT-TARGET-N> -** /etc/rc.conf -By default these parameters are set by default to these values -if nothing is specified on command line. -* locale= "en_US.UTF-8" -* daemon_locale= "no" -* hardwareclock= "UTC" -* timezone= "Canada/Pacific" -* keymap= "us" -* consolefont= (unset) -* consolemap= (unset) -* usecolor= "yes" +*** Alternative boot methods (configs/releng) + +** ISO in loopback mode. + +Note: Described method is for using with GRUB2. + GRUB2 is installed on target media and archlinux-<YYYY>.<MM>.<DD>-<ARCH>.iso + is at path <TARGET-PATH> on disk <D> and partition <P>, + where filesystem is labeled as <TARGET-FS-LABEL>. + +menuentry "Arch Linux (x86_64)" { + set isofile="/<TARGET-PATH>/archlinux-<YYYY>.<MM>.<DD>-<ARCH>.iso" + loopback loop (hd<D>,<P>)$isofile + linux (loop)/arch/boot/x86_64/vmlinuz archisolabel=<FS-LABEL> img_label=<TARGET-FS-LABEL> img_loop=$isofile + initrd (loop)/arch/boot/x86_64/archiso.img +} + +menuentry "Arch Linux (i686)" { + set isofile="/<TARGET-PATH>/archlinux-<YYYY>.<MM>.<DD>-<ARCH>.iso" + loopback loop (hd<D>,<P>)$isofile + linux (loop)/arch/boot/i686/vmlinuz archisolabel=<FS-LABEL> img_label=<TARGET-FS-LABEL> img_loop=$isofile + initrd (loop)/arch/boot/i686/archiso.img +} + + +** ISO in memdisk mode. + +Note: Described method is for using with SYSLINUX. Anyway MEMDISK from SYSLINUX can work + with other bootloaders. + SYSLINUX is installed on target media and archlinux-<YYYY>.<MM>.<DD>-<ARCH>.iso + is at path <TARGET-PATH>. + On 32-bit systems, is needed to pass vmalloc=nnM to the kernel, where nn is the size + of the ISO image plus 64 MiB (or 128 MiB). + + +LABEL arch_x64 + LINUX memdisk + INITRD /<TARGET-PATH>/archlinux-<YYYY>.<MM>.<DD>-<ARCH>.iso + APPEND iso + +LABEL arch_x32 + LINUX memdisk + INITRD /<TARGET-PATH>/archlinux-<YYYY>.<MM>.<DD>-<ARCH>.iso + APPEND iso + + +** Network booting (PXE). + +All ISOs are ready to act as PXE server, some manual steps are needed +to setup the desired PXE boot mode. +Alternatively it is possible to use an existing PXE server following the same logic. +Note: Setup network first, adjust IP adresses, and respect all slashes "/". + +First stage is for loading kernel and initramfs via PXE, two methods described here: + +* DHCP + TFTP + +Note: All NIC firmwares should support this. + +# dnsmasq --port=0 \ + --enable-tftp \ + --tftp-root=/run/archiso/bootmnt \ + --dhcp-range=192.168.0.2,192.168.0.254,86400 \ + --dhcp-boot=/arch/boot/syslinux/gpxelinux.0 \ + --dhcp-option-force=209,boot/syslinux/archiso.cfg \ + --dhcp-option-force=210,/arch/ + +* DHCP + HTTP + +Note: Not all NIC firmware supports HTTP and DNS (if domain name is used). + At least this works with iPXE and gPXE. + +# dnsmasq --port=0 \ + --dhcp-range=192.168.0.2,192.168.0.254,86400 \ + --dhcp-boot=http://192.168.0.7/arch/boot/syslinux/gpxelinux.0 \ + --dhcp-option-force=209,boot/syslinux/archiso.cfg \ + --dhcp-option-force=210,http://192.168.0.7/arch/ + + +Once the kernel is started from PXE, SquashFS files and other misc files +inside "arch" directory must be loaded (second stage). One of the following +methods can be used to serve the rest of live-medium. + +* HTTP + +# darkhttpd /run/archiso/bootmnt + + +* NFS + +# echo "/run/archiso/bootmnt 192.168.0.*(ro,no_subtree_check,no_root_squash)" >> /etc/exports +# rc.d start rpcbind nfs-common nfs-server + + +* NBD + +Note: Adjust ARCH_201207 as needed. + +# cat << EOF > /tmp/nbd-server.conf +[generic] +[archiso] + readonly = true + exportname = /dev/disk/by-label/ARCH_201207 +EOF +# nbd-server -C /tmp/nbd-server.conf *** Build requirements ** For mkarchiso script needs these packages (build host): - + devtools for mkarchroot + squashfs-tools for mksquashfs - + syslinux for isohybrid - + cdrkit for mkisofs + + libisoburn for xorriso + + btrfs-progs for mkfs.btrfs (optional) + +** For configs/releng build.sh needs theses packages (build host): + + dosfstools for mkfs.vfat + + patch for patch + + lynx for fetching the latest installation guide ** For these hooks needs these packages (on target root-image) * archiso + (none) * archiso_loop_mnt + (none) -* archiso_pxe_nbd +* archiso_pxe_common + mkinitcpio-nfs-utils for ipconfig +* archiso_pxe_nbd + nbd for nbd-client - +* archiso_pxe_http + + curl for curl +* archiso_pxe_nfs + + mkinitcpio-nfs-utils for nfsmount +* archiso_shutdown + + (none) *** Image types generated by mkarchiso. @@ -123,10 +408,6 @@ if nothing is specified on command line. * image-name.fs.sfs SquashFS with only one file inside (image-name.fs), which is an image of some type of filesystem (ext4, ext3, ext2, xfs), all files reside on it. -* image-name.fs Like image-name.fs.sfs but without SquashFS. - (For testing purposes only. The option copytoram - for archiso hook does not have any effect on these images) - *** File format for aitab. @@ -141,8 +422,8 @@ It consists of some fields which define the behaviour of images. <mnt> Mount point. <arch> Architecture { i686 | x86_64 | any }. <sfs_comp> SquashFS compression type { gzip | lzo | xz }. - A special value of "none" denotes no usage of SquashFS. -<fs_type> Set the filesystem type of the image { ext4 | ext3 | ext2 | xfs }. +<fs_type> Set the filesystem type of the image + { ext4 | ext3 | ext2 | xfs | btrfs }. A special value of "none" denotes no usage of a filesystem. In that case all files are pushed directly to SquashFS filesystem. <fs_size> An absolute value of file system image size in MiB. @@ -152,9 +433,6 @@ It consists of some fields which define the behaviour of images. This is an estimation, and calculated in a simple way. Space used + 10% (estimated for metadata overhead) + desired % -Note: Some combinations are invalid, example: sfs_comp=none and fs_type=none - - *** Why the /isolinux and /arch/boot/syslinux directories? @@ -165,100 +443,42 @@ When make your custom boot-pendrive, you need to copy /libre directory to it. /isolinux/isolinux.cfg just holds /libre/boot/syslinux/syslinux.cfg +*** Know issues -*** Building the most basic Parabola live media. (configs/baseline) - -* Install devtools if needed, mkarchroot needs it - [host] # pacman -S devtools --needed - -* Create a base chroot to work on it. - (prefix with linux32 if you want to build a 32 bits enviroment under 64 bits) - [host] # mkarchroot /tmp/chroot base - -* Install archiso on chroot (needs git and make) - [host] # pacman -S git make --needed - [host] # git clone git://projects.archlinux.org/archiso.git - [host] # make -C archiso/archiso DESTDIR=/tmp/chroot install +** On shutdown there are two steps that [FAIL]: + "Unmounting Swap-backed Filesystems" and "Unmounting Non-API Filesystems", + These filesystem are in use at this stage by archiso, but... + This is not a real issue since, all mounted filesystem, loopback devices + and device mapper devices made by archiso will be "free" on "shutdown tmpfs" + (A.K.A deinitramfs), build at initramfs by [archiso_shutdown] initcpio hook. -* Enter to chroot (prefix with linux32 if needed). - [host] # mkarchroot -r bash /tmp/chroot -* Create a loopback device. - (mkarchroot does not create it, use other number if not available) - [chroot] # mknod /dev/loop0 b 7 0 +*** Building the most basic Arch Linux live media. (configs/baseline) -* Setup a mirror. - [chroot] # echo 'Server = http://repo.parabolagnulinux.org/$repo/os/$arch' >> /etc/pacman.d/mirrorlist +* Install needed packages. + # pacman -S git make squashfs-tools libisoburn rsync --needed -* Install aditional packages needed for mkarchiso. - [chroot] # pacman -S devtools squashfs-tools syslinux cdrkit +* Install archiso. + # git clone git://projects.parabolagnulinux.org/archiso.git + # make -C archiso install * Build a basic iso. - [chroot] # cp -r /usr/share/archiso/configs/baseline /tmp - [chroot] # cd /tmp/baseline - [chroot] # ./build.sh - -* Exit from chroot. - [chroot] # exit + # /usr/share/archiso/configs/baseline/build.sh Note: If you want to customize, just see the configs/releng directory which is used to build official images with much more things. - *** Building official Parabola live media. (configs/releng) -Note: These steps should be done with 64 bits support. - -* Prepare a 32 bit chroot enviroment. - - [host64] # linux32 mkarchroot /tmp/chroot32 base - [host64] # linux32 mkarchroot -r bash /tmp/chroot32 - [chroot32] # echo 'Server = http://repo.parabolagnulinux.org/$repo/os/$arch' >> /etc/pacman.d/mirrorlist - [chroot32] # pacman -S devtools squashfs-tools syslinux cdrkit - [chroot32] # exit - -* Prepare a 64 bits chroot enviroment. - - [host64] # mkarchroot /tmp/chroot64 base - [host64] # mkarchroot -r bash /tmp/chroot64 - [chroot64] # echo 'Server = http://repo.parabolagnulinux.org/$repo/os/$arch' >> /etc/pacman.d/mirrorlist - [chroot64] # pacman -S devtools squashfs-tools syslinux cdrkit - [chroot64] # exit - -* Install archiso on both chroots. - - [host64] # git clone https://projects.parabolagnulinux.org/archiso.git - [host64] # make -C archiso/archiso DESTDIR=/tmp/chroot32 install - [host64] # make -C archiso/archiso DESTDIR=/tmp/chroot64 install - -* Create a shared /tmp directory between two chroots for working. - - [host64] # mkdir /tmp/shared - [host64] # chmod 1777 /tmp/shared - [host64] # mount --bind /tmp/shared /tmp/chroot32/tmp - [host64] # mount --bind /tmp/shared /tmp/chroot64/tmp - -* Enter 32 bits chroot enviroment then build core and netinstall single images. - - [chroot32] # linux32 mkarchroot -r bash /tmp/chroot32 - [chroot32] # mknod /dev/loop1032 b 7 1032 #assumed loop.max_part=0 (by default) - [chroot32] # cp -r /usr/share/archiso/configs/releng /tmp - [chroot32] # cd /tmp/releng - [chroot32] # ./build.sh all_iso_single - [chroot32] # ./build.sh purge_single #optional - -* Enter 64 bits chroot enviroment then build core and netinstall single images. +* Install needed packages. + # pacman -S git make squashfs-tools libisoburn dosfstools lynx patch --needed - [chroot64] # mkarchroot -r bash /tmp/chroot64 - [chroot64] # mknod /dev/loop1064 b 7 1064 #assumed loop.max_part=0 (by default) - [chroot64] # cp -r /usr/share/archiso/configs/releng /tmp - [chroot64] # cd /tmp/releng - [chroot64] # ./build.sh all_iso_single - [chroot64] # ./build.sh purge_single #optional +* Install archiso. + # git clone git://projects.parabolagnulinux.org/archiso.git + # make -C archiso install -* Build core and netinstall dual images from any of the chroot enviroments. +* Build them! + # /usr/share/archiso/configs/releng/build.sh build all - [host64] # mkarchroot -r bash /tmp/chroot64 - [chroot64] # cd /tmp/releng - [chroot64] # ./build.sh all_iso_dual +Note: See build.sh -h for more options. |