Commit Graph

47 Commits (c0b9213dbbf2d54c58e8fb62a52efc98f184d859)

Author SHA1 Message Date
Ludovic Courtès c0b9213dbb linux-initrd: Do not create /etc/resolv.conf.
* guix/build/linux-initrd.scm (configure-qemu-networking): Don't create
  /etc/resolv.conf.
2014-08-15 16:26:28 +02:00
Ludovic Courtès 2c071ce96e system: Recognize more file system flags.
* guix/build/linux-initrd.scm (MS_NOSUID, MS_NODEV, MS_NOEXEC): New
  variables.
  (mount-flags->bit-mask): New procedure.
  (mount-file-system)[flags->bit-mask]: Remove.
  Use 'mount-flags->bit-mask' instead.
  In /etc/mtab, use the empty string when OPTIONS is false.
* gnu/services/base.scm (file-system-service): Add #:flags parameter and
  honor it.
* gnu/system.scm (other-file-system-services): Pass FLAGS to
  'file-system-service'.
2014-07-23 02:02:07 +02:00
Ludovic Courtès 7f239fd33f system: Add 'file-system' decl. for /dev/pts, and use the right options.
Fixes <http://bugs.gnu.org/18081>.

* gnu/system/file-systems.scm (%devtmpfs-file-system): Add
  'needed-for-boot?' field.
  (%tty-gid, %pseudo-terminal-file-system): New variables.
  (%base-file-systems): Add %PSEUDO-TERMINAL-FILE-SYSTEM.
* gnu/services/base.scm (udev-service): Remove dependency on
  'file-system-/dev'.
* gnu/system/shadow.scm (%base-groups): Add 'id' field for group 'tty'.
* guix/build/linux-initrd.scm (boot-system): Remove 'mount' call for
  /dev/pts.
* doc/guix.texi (File Systems): Add %pseudo-terminal-file-system.
2014-07-23 02:02:07 +02:00
Ludovic Courtès e3ced65af0 linux-initrd: Use 'call-with-error-handling' when booting.
* guix/build/linux-initrd.scm (canonicalize-device-spec): When label
  resolution fails, call 'error' instead of 'format' + 'start-repl'.
  (boot-system): Wrap most of body in 'call-with-error-handling'.
  Remove 'catch' around 'primitive-load' call.
2014-07-03 22:44:14 +02:00
Ludovic Courtès dccab4df20 linux-initrd: Remove unused local procedure.
* guix/build/linux-initrd.scm (boot-system)[resolve]: Remove.
2014-07-03 22:24:56 +02:00
Ludovic Courtès d266b79332 linux-initrd: Gracefully handle lack of or invalid ext2 superblocks.
Reported by David Thompson <dthompson2@worcester.edu>.

* guix/build/linux-initrd.scm (read-ext2-superblock): Add
  'superblock-size' variable.  Read with 'get-bytevector-n!' instead of
  'getbytevector-n', and make sure we read exactly SUPERBLOCK-SIZE
  bytes.
2014-07-02 12:18:36 +02:00
Ludovic Courtès 9b9148d8bb linux-initrd: Allow unionfs to have a large number of open files.
Fixes <http://bugs.gnu.org/17827>.

* guix/build/linux-initrd.scm (mount-root-file-system) [volatile-root?]:
  Pass unionfs '-o max_file=65536'.
2014-06-21 17:35:56 +02:00
Ludovic Courtès d4c87617e5 system: File system sources can be marked as labels or devices.
* gnu/system/file-systems.scm (<file-system>)[title]: New field.
* gnu/services/base.scm (file-system-service): Add #:title parameter.
  In 'start' gexp, use 'canonicalize-device-spec' and honor TITLE.
* gnu/system.scm (other-file-system-services,
  operating-system-root-file-system, operating-system-initrd-file):
  Adjust accordingly.
* gnu/system/linux-initrd.scm (file-system->spec): Likewise.
* gnu/system/vm.scm (system-disk-image): Add 'title' field for the root
  file system.
* guix/build/linux-initrd.scm (mount-file-system): Expect the second
  element of SPEC to be the title.
  (boot-system)[root-mount-point?, root-fs-type]: Likewise.
* gnu/services/dmd.scm (dmd-configuration-file): Select
  'canonicalize-device-spec'.
2014-06-03 00:14:58 +02:00
Ludovic Courtès 2405858a04 linux-initrd: Wait for devices to appear when resolving a label.
* guix/build/linux-initrd.scm (canonicalize-device-spec): Add #:title
  parameter.  When resolving a label, wait a little and try several
  times before bailing out.
2014-06-02 23:48:55 +02:00
Ludovic Courtès 9b4a163a87 linux-initrd: Actually create /dev/console.
* guix/build/linux-initrd.scm (make-essential-device-nodes): Add
  "dev/console".
2014-06-01 23:51:12 +02:00
Ludovic Courtès ac52e80b4e linux-initrd: Make more device nodes for SCSI disks and CD-ROM devices.
* guix/build/linux-initrd.scm (make-disk-device-nodes): New procedure.
  (make-essential-device-nodes): Use it.  Make more devices nodes for
  SCSI disks and CD-ROM devices.
2014-06-01 21:48:57 +02:00
Ludovic Courtès 009d831167 linux-initrd: Gracefully handle missing /dev nodes.
* guix/build/linux-initrd.scm (partition-label-predicate): Catch
  'system-error' around 'read-ext2-superblock'; return #f upon ENOENT.
2014-06-01 21:20:54 +02:00
Ludovic Courtès 1bb784ea05 linux-initrd: Gracefully deal with partitions with no label.
* guix/build/linux-initrd.scm (partition-label-predicate): Check whether
  'ext2-superblock-volume-name' returns #f, and return #f if it does.
2014-05-31 15:55:38 +02:00
Ludovic Courtès 85a83edb36 linux-initrd: Allow use of volume labels in 'file-system' declarations.
* guix/build/linux-initrd.scm (%ext2-endianness, %ext2-sblock-magic,
  %ext2-sblock-creator-os, %ext2-sblock-uuid, %ext2-sblock-volume-name):
  New macros.
  (read-ext2-superblock, ext2-superblock-uuid,
  ext2-superblock-volume-name, disk-partitions,
  partition-label-predicate, find-partition-by-label,
  canonicalize-device-spec): New procedures.
  (mount-file-system): Use 'canonicalize-device-spec' on SOURCE.
  (boot-system): Likewise for ROOT.
* doc/guix.texi (Using the Configuration System): Adjust 'file-system'
  declaration accordingly.
2014-05-30 23:46:17 +02:00
Ludovic Courtès 3035b50f28 linux-initrd: Build /dev/loop* nodes.
* guix/build/linux-initrd.scm (make-essential-device-nodes): Build
  /dev/loop[0-7].
2014-05-22 23:24:13 +02:00
Ludovic Courtès eb7ccb1afa linux-initrd: Display a backtrace when the initial program fails.
* guix/build/linux-initrd.scm (boot-system): Add pre-unwind handler in
  'catch' form around 'primitive-load', and call 'format' and
  'display-backtrace' from there.
2014-05-20 23:37:11 +02:00
Ludovic Courtès 87a52da7d0 linux-initrd: Factorize kernel command-line option parsing.
* guix/build/linux-initrd.scm (find-long-option): New procedure.
  (boot-system): Use it instead of the local 'option'.
2014-05-16 23:31:48 +02:00
Ludovic Courtès 7f17ff7841 linux-initrd: Make /dev/ttyS0, for debugging.
* guix/build/linux-initrd.scm (make-essential-device-nodes): Make
  /dev/ttyS0.
2014-05-14 19:07:04 +02:00
Ludovic Courtès 7d57cfd3b6 system: When unionfs-fuse is used for /, don't kill it when halting.
* guix/build/linux-initrd.scm (pidof): New procedure.
  (mount-root-file-system)[mark-as-not-killable]: New procedure.
  Use it for unionfs when VOLATILE-ROOT?.
* gnu/services/base.scm (%do-not-kill-file): New variable.
  (user-processes-service)[stop]: Honor it.
2014-05-14 19:07:03 +02:00
Ludovic Courtès 023f391c78 services: Add 'file-system-service'.
* gnu/services/base.scm (file-system-service): New procedure.
  (user-processes-service): Add 'requirements' parameter.
* gnu/services/dmd.scm (dmd-configuration-file): Use (guix build
  linux-initrd).
* guix/build/linux-initrd.scm (guix): Export 'check-file-system'.
* gnu/system.scm (file-union): New procedure.
  (essential-services): Use it.  Add that to the returned list.
2014-05-10 23:33:52 +02:00
Ludovic Courtès 02139eb9b2 linux-initrd: Append to /etc/mtab.
* guix/build/linux-initrd.scm (mount-file-system): Open /etc/mtab in
  append mode.
2014-05-10 21:47:05 +02:00
Ludovic Courtès 474b832d5e linux-initrd: Don't leak /dev/console file descriptors.
* guix/build/linux-initrd.scm (switch-root): Simplify /dev/console
  code.  This fixes a bug where we would leak the IN and OUT file
  descriptors.
2014-05-08 23:42:15 +02:00
Ludovic Courtès b1995341ce linux-initrd: Update /etc/mtab.
* guix/build/linux-initrd.scm (mount-root-file-system): Populate
  /root/etc/mtab.
  (mount-file-system): Update ROOT/etc/mtab.
2014-05-08 00:22:26 +02:00
Ludovic Courtès 26a728eb09 linux-initrd: Delete files from the initrd ramfs when switching roots.
* guix/build/linux-initrd.scm (switch-root): Delete file from the old
  root.  Chdir to / after 'chroot' call.  Re-open file descriptors 0, 1,
  and 2.
  (boot-system): Move 'loading' message after the 'switch-root' call.
* gnu/system.scm (operating-system-boot-script): Add loop that closes
  file descriptor before calling 'execl'.
2014-05-06 18:18:22 +02:00
Ludovic Courtès 1d4628329d linux-initrd: Improve root file system switching.
* guix/build/linux-initrd.scm (move-essential-file-systems,
  switch-root): New procedures.
  (MS_MOVE): New variable.
  (boot-system): Remove 'mount-essential-file-systems' call for ROOT.
  Use 'switch-root' instead of chdir + chroot.
2014-05-04 22:24:47 +02:00
Ludovic Courtès 3c05b4bc25 linux-initrd: Check the root and other early file systems.
* gnu/system.scm (operating-system-derivation)[boot-file-systems]: Keep "/".
* gnu/system/linux-initrd.scm (file-system->spec): Keep the 'check?'
  flag.
  (qemu-initrd)[helper-packages]: New variable.  Pass it as #:to-copy.
  <gexp>: Add 'set-path-environment-variable' call.  Remove #:unionfs
  argument for 'boot-system'.
* gnu/system/vm.scm (%linux-vm-file-systems): Add 'check?' field/
  (virtualized-operating-system): Likewise for the "9p" file system.
* guix/build/linux-initrd.scm (mount-root-file-system): Change #:unionfs
  default.  Call 'check-file-system' before mounting ROOT, when
  VOLATILE-ROOT? is false.
  (check-file-system): New procedure.
  (mount-file-system): Honor 'check?' element in list; add
  'check-file-system' call.
  (boot-system): Remove #:root-fs-type and #:unionfs parameters.
  [root-mount-point?, root-fs-type]: New variables.
  Call 'mount-file-system' on all MOUNTS but "/".
2014-05-04 00:30:39 +02:00
Ludovic Courtès 03ddfaf5fb vm: Make root file system type a parameter, and default to ext4.
* gnu/system/vm.scm (qemu-image): Add #:file-system-type parameter.
  Pass it to 'initialize-hard-disk'.
* guix/build/linux-initrd.scm (mount-root-file-system): Always honor
  TYPE.
  (boot-system): Change #:root-fs-type to default to "ext4".  Update
  docstring.
* guix/build/vm.scm (initialize-hard-disk): Remove #:mkfs parameter; add
  #:file-system-type.  Adjust 'mkfs' invocation and 'mount' call to
  honor #:file-system-type.
2014-05-03 12:16:23 +02:00
Ludovic Courtès 83bcd0b895 system: Add first-class file system declarations.
* gnu/system.scm (<operating-system>)[initrd]: Default to
  'qemu-initrd'.
  (<file-system>): New record type.
  (operating-system-root-file-system): New procedure.
  (operating-system-derivation): Take the device name for GRUB from
  'operating-system-root-file-system'.  Pass the
  'operating-system-initrd' procedure the list of boot file systems.
* gnu/system/linux-initrd.scm (file-system->spec): New procedure.
  (qemu-initrd): Add 'file-systems' parameter, and remove #:mounts
  parameter.
  [file-system-type-predicate]: New procedure.
  [linux-modules]: Use it.
  Adjust #:mounts argument in 'boot-system' call.
  (gnu-system-initrd): Remove.
* gnu/system/vm.scm (%linux-vm-file-systems): New variable.
  (expression->derivation-in-linux-vm): Adjust call to 'qemu-initrd'.
  (virtualized-operating-system): New procedure.
  (system-qemu-image/shared-store-script)[initrd]: Remove.  Use
  'virtualized-operating-system'.  Get the 'initrd' file from OS-DRV.
* guix/build/linux-initrd.scm (mount-qemu-smb-share, mount-qemu-9p):
  Remove.
  (MS_RDONLY, MS_BIND): New global variables.
  (bind-mount): Remove local 'MS_BIND' definition.
  (mount-root-file-system): New procedure, with code formerly in
  'boot-system'.
  (mount-file-system): New procedure.
  (boot-system): Add #:root-fs-type parameter.  Remove 'MS_RDONLY' local
  variable.  Use 'mount-root-file-system' and 'mount-file-system'.
* doc/guix.texi (Using the Configuration System): Add 'file-system'
  declaration.
2014-05-03 00:46:51 +02:00
Ludovic Courtès d8a7a5bfd5 linux-initrd: Allow setuid binaries from the unionfs to run.
* guix/build/linux-initrd.scm (boot-system): Pass the 'suid' option to
  UNIONFS.
2014-04-30 23:16:23 +02:00
Ludovic Courtès 1c96c1bbab linux-initrd: Mount / as a unionfs when asking for a volatile root.
* guix/build/linux-initrd.scm (make-essential-device-nodes): Make
  /dev/fuse.
  (boot-system): Add #:unionfs parameter.  Invoke UNIONFS instead of
  copying files over when VOLATILE-ROOT? is true.
* gnu/system/linux-initrd.scm (expression->initrd): Add #:inputs
  parameter.
  [files-to-copy]: New procedure.
  [builder]: Add 'to-copy' parameter; honor it.
  (qemu-initrd)[linux-modules]: Add 'fuse.ko' when VOLATILE-ROOT?.
  Pass UNIONFS-FUSE/STATIC as #:inputs; change builder to pass #:unionfs
  to 'boot-system'.
2014-04-14 23:59:08 +02:00
Ludovic Courtès c865a878a0 gnu: linux-initrd: Mount /dev/pts at boot time.
* guix/build/linux-initrd.scm (make-essential-device-nodes): Remove
  'mount' call for /dev/pts.
  (boot-system): Add it here, after 'chroot' call.
2014-04-09 19:10:07 +02:00
Ludovic Courtès 289773c1d8 gnu: linux-initrd: Better populate /dev.
* guix/build/linux-initrd.scm (make-essential-device-nodes): Make
  /dev/{ptmx,tty} world-writable.  Build additional character devices.
2014-04-09 17:50:37 +02:00
Ludovic Courtès c9c88118a1 gnu: linux-initrd: Make the pseudo-tty device nodes.
* guix/build/linux-initrd.scm (make-essential-device-nodes): Create
  /dev/ptmx and /dev/pts.
* gnu/system/vm.scm (qemu-image): Umount /fs/dev/pts before /fs.
2014-03-10 23:43:31 +01:00
Ludovic Courtès 26fc862a61 gnu: linux-initrd: When booting, chdir to the new root before calling 'chroot'.
* guix/build/linux-initrd.scm (boot-system): Add 'chdir' call right
  before 'chroot'.
2014-02-09 23:28:18 +01:00
Ludovic Courtès 1c2215108b gnu: linux-initrd: Build /dev/input devices.
* guix/build/linux-initrd.scm (make-essential-device-nodes): Make
  dev/input devices.
2014-02-01 02:22:23 +01:00
Ludovic Courtès c04c6ff64c gnu: linux-initrd: Make /dev/{mem,kmem}.
* guix/build/linux-initrd.scm (make-essential-device-nodes): Make
  dev/{mem,kmem}.
2014-02-01 01:07:14 +01:00
Ludovic Courtès 44ddf33ed5 gnu: linux-initrd: Allow the root file system to be volatile.
* gnu/system/linux-initrd.scm (qemu-initrd): Add 'volatile-root?'
  parameter.
* guix/build/linux-initrd.scm (boot-system): Likewise.  Honor it.
2014-01-31 14:26:30 +01:00
Ludovic Courtès 4919d68432 gnu: linux-initrd: Recognize 9p file systems.
* gnu/system/linux-initrd.scm (qemu-initrd)[virtio-9p-modules]: New
  variable.
  [linux-modules]: Append VIRTIO-9P-MODULES when a 9p file system is in
  MOUNTS.
* guix/build/linux-initrd.scm (mount-qemu-9p): New procedure.
  (boot-system): Recognize '9p' in MOUNTS, and use 'mount-qemu-9p'.
2014-01-31 12:52:13 +01:00
Ludovic Courtès fc4bc4b6de gnu: linux-initrd: Properly distinguish between /dev/sda* and /dev/vda*.
* guix/build/linux-initrd.scm (make-essential-device-nodes): Rename
  devices with major = 8 to /dev/sda*.  Make /dev/vda* devices.
* gnu/system/vm.scm (qemu-image): Change '/dev/vda' to '/dev/sda'.
* gnu/system.scm (operating-system-derivation): Likewise.
2014-01-31 01:43:16 +01:00
Ludovic Courtès 83b9e6a185 gnu: linux-initrd: Start a REPL when the root could not be mounted.
* guix/build/linux-initrd.scm (boot-system): Catch errors when mounting
  ROOT and call 'start-repl' upon error.
2014-01-31 01:40:02 +01:00
Ludovic Courtès d425471182 gnu: linux-initrd: Factorize boot code.
* guix/build/linux-initrd.scm (boot-system): New procedure.
* gnu/system/linux-initrd.scm (qemu-initrd): Add keyword parameters
  'guile-modules-in-chroot?' and 'mounts'.  Change builder to simply
  call 'boot-system'.
  (gnu-system-initrd): Change to a simple call to 'qemu-initrd'.
* gnu/system/vm.scm (expression->derivation-in-linux-vm): Call
  'qemu-initrd' with #:guile-modules-in-chroot?.
2014-01-29 21:57:56 +01:00
Ludovic Courtès b97c95eb3c linux-initrd: Make /dev/{null,zero} world-writable.
Reported by zerwas on #guix.

* guix/build/linux-initrd.scm (make-essential-device-nodes): Make
  /dev/null and /dev/zero world-writable.
2014-01-18 22:32:50 +01:00
Ludovic Courtès 37c825eb79 linux-initrd: Create /dev/klog and /dev/kmsg.
* guix/build/linux-initrd.scm (make-essential-device-nodes): Make
  /dev/klog and /dev/kmsg.
2013-09-11 01:07:50 +02:00
Ludovic Courtès 29804e6eb2 gnu: linux-initrd: Fix creation of /dev/tty nodes.
* guix/build/linux-initrd.scm (make-essential-device-nodes): Make
  /dev/tty.  Change from 'block-special' to 'char-special' for /dev/tty*
  nodes.
2013-09-05 00:46:09 +02:00
Ludovic Courtès d91712ee89 gnu: linux-initrd: Factorize device node creation.
* guix/build/linux-initrd.scm (make-essential-device-nodes): New
  procedure.
* gnu/packages/linux-initrd.scm (qemu-initrd): Use it.
2013-09-02 00:20:14 +02:00
Ludovic Courtès 89bf140b10 gnu: linux-initrd: Make Guile modules accessible in the chroot.
* gnu/packages/linux-initrd.scm (qemu-initrd): Add (guix build utils) to
  #:modules, and use it.  Copy .scm and .go files to /root.
* guix/build/linux-initrd.scm (bind-mount): New procedure.
2013-08-31 23:02:18 +02:00
Ludovic Courtès 88840f0246 gnu: linux-initrd: Add (guix build linux-initrd) and use it.
* gnu/packages/linux-initrd.scm (qemu-initrd): Add #:modules argument.
  Factorize and move some of the code to...
* guix/build/linux-initrd.scm: ... here.  New file.
* Makefile.am (MODULES): Add it.
2013-08-29 00:05:03 +02:00