diff options
Diffstat (limited to 'user/jkoenig.mdwn')
| -rw-r--r-- | user/jkoenig.mdwn | 360 |
1 files changed, 19 insertions, 341 deletions
diff --git a/user/jkoenig.mdwn b/user/jkoenig.mdwn index 0b9f9f7d..d135e0e5 100644 --- a/user/jkoenig.mdwn +++ b/user/jkoenig.mdwn @@ -8,351 +8,29 @@ Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled [[GNU Free Documentation License|/fdl]]."]]"""]] -## Hurd Debian-Installer +## Jérémie Koenig -My [proposal](http://wiki.debian.org/SummerOfCode2010/HurdDebianInstaller/JeremieKoenig) -to work on porting d-i on Hurd -as a [Google Summer of Code](http://code.google.com/soc/) student -has been accepted by the Debian project. +Homepage: [[http://jk.fr.eu.org/]]<br/> +E-mail: [jk@jk.fr.eu.org](mailto:jk@jk.fr.eu.org) -I will be keeping track of my progress on this page. +I am a Hurd enthusiast and occasional contributor, +currently a M.Sc. student at University of Strasbourg. +Among other things I am interested in formal methods, +languages and operating system design. +(Shameless plug: +I'll be looking for an internship in a research lab from January to June 2012 +and for a position as a Ph.D. student afterwards.) -### Links +Contributions include: - * [Modified packages](http://jk.fr.eu.org/debian/unstable) - * [Latest images](http://jk.fr.eu.org/debian/hurd-installer) - * [Debian bugs](http://bugs.debian.org/cgi-bin/pkgreport.cgi?users=jk@jk.fr.eu.org&tag=gsoc2010) - * [BusyBox port](http://lists.debian.org/debian-bsd/2010/05/msg00048.html) - * [GNU Mach initrd](http://lists.gnu.org/archive/html/bug-hurd/2010-06/msg00047.html) + * Help [[port debian-installer|d-i]], + as a GSoC student for the Debian project during the summer of 2010. + * Rewrite the procfs translator + ([bug-hurd](http://lists.gnu.org/archive/html/bug-hurd/2010-08/msg00165.html) + [thread](http://lists.gnu.org/archive/html/bug-hurd/2010-09/msg00001.html)). -### Roadmap +I am working as a GSoC student this summer again, +for the GNU project, +on [[Java for Hurd|java]]. -* **mach**: initrd support - * (./) preliminary patch posted and self-built (2010-06-12) - * adjustments will be needed (postponed) - * consider the alternatives discussed on bug-hurd (postponed) - -* **glibc**: fix `mkdir("/")` which returned `EINVAL` - * (./) eglibc 2.11.2-1 includes a quick fix by youpi (2010-06-15) - * (./) more complete patch posted to bug-hurd, - since other calls return incorrect errors under some circumstances - (2010-06-16) - * more work on it will be needed to make it fix the whole thing - (postponed) - -* (./) **partman** (2010-06-23) - * (./) add hurd-i386 to - `partman-partitioning/lib/disk-label.sh` - (2010-06-16, commited by youpi on 2010-06-23) - * (./) short-circuit - `partman-basicfilesystems/init.d/kernelmodules_basicfilesystems` - (2010-06-16) - * (./) partman-auto recipes: - make the default filesystem os-dependent - when it has not been preseeded (ie. the *seen* flag is clear) - * (./) force 4k blocks and 128 bytes inodes - * (./) submit patches to bugs.debian.org - ([[!debbug 586870]] and [[!debbug 586871]]) - * (./) rebuild with responsible version numbers and upload to my repository - -* (./) **libparted** (2010-06-23) - * (./) fix device paths ([[!debbug 586696]]) - * (./) fix crash on exit for part:* stores ([[!debbug 586682]]) - -* **hurd-udeb** (2010-06-23) - * (./) rebuild with the hack suggested by youpi for qemu network configuration - * (./) fix mount to accept `-o defaults` - * cleanup, ask youpi to commit - -* reloading the partition table (2010-06-25) - * User-space part stores - * (./) hurd-udeb now uses `part:N:device:X` for partition devices - (2010-06-23) - * (./) it also provides /lib/partman/commit.d/??hurd\_reloadpart, - which basically does `settrans -ag /dev/[hs]d*`. - (2010-06-24) - * Kernel-based partition devices - * (./) Mach's drivers from Linux support reloading partitions. - With help from youpi this has been made available through a - device\_set\_status() call. - * (./) make libparted use it - * Reminder: - I should file a bug against libparted with the patch sometime. - -* (./) The `/servers/exec` issue (2010-06-26) - * Due to /servers being inexistant, - the bootstrap ext2fs could not register the initial exec server, - meaning that non-bootstrap filesystems used a different one - (started from the passive translator), - which for some reason died on shell scripts, making them stall. - * Adding the `/servers` directory to hurd-udeb fixed it, - as well as the /hurd/proc issue - (failed to be run by init the first time around). - * Reminder: report the non-bootstrap exec servers failure on scripts. - -* (./) **base-installer**: (2010-06-26) - * Work around non-existant /proc/mounts. - * Firmlink /servers into /target after debootstrap - to make the network available. - -* (./) **grub-installer** - * (./) add hurd support (2010-06-27) - * /!\ grub-legacy still needs to be tested - * submit changes as a Debian bug - -**Milestone (2010-06-28): -installer kindof works, with documented manual intervention required** - -* (./) Sort out the situation with dev node creation (2010-07-07): - * Devices and servers used to be set up by debootstrap; - the hurd package would add some missing nodes. - * New strategy implemented in hurd and debootstrap: - * debootstrap uses active firmlinks into the host system - for the target system's /dev and /servers. - * the hurd package now include a `setup-translators` script, - which is used to register the passive translators by the installer's - `/libexec/runsystem` and hurd's postinst script. - -* **busybox**: submit upstream and to [[!debbug 323670]] - (waiting for upstream to review) - * (./) I have mentioned my work on the upstream mailing list, - * (./) merge the recent changes from upstream, - notably to the build system. - (2010-06-23) - * (./) ask upstream for review and merge - (2010-06-25) - * (./) sent as patches as requested - (2010-07-08) - * (./) backport any additional changes onto the debian branch - * (./) hijack [[!debbug 323670]] and submit my patches - -* **aptitude**: - * Currently broken on hurd-i386: - [[!debpkg gtest]] fails to build because of a segfault in one of the test - cases, [[!debpkg google-mock]] and hence [[!debpkg aptitude]] are missing - it as a build-dep. - The older package is not installable anymore because it's linked against - an older version of libept, which has been removed. - * (./) I bypassed the tests and uploaded the 3 packages to my repository - (2010-07-08) - * The segfault will have to be sorted out. (postponed) - -* (./) "Fix" the swap situation. (2010-07-08) - * The device\_close() libstore patch - had the unfortunate effect of making swapon fail, - since the device it activates has to be kept open. - * add options for MAKEDEV and setup-devices - to use the libparted stores - * disable youpi's patch - * make partman-basicfilesystems re-create the device - as a kernel partition, which is needed for swapon - -* (./) netcfg-static: port to hurd (2010-07-09) - * There was some amount of hurd support already - (namely, activating the interface by replacing the socket translator) - * However, this code started an active translator with - di\_exec\_shell\_log("settrans -a ...), - which stalled as a consequence of it capturing libdi's pipe - as its standard output. - * Network devices must be probed by trying to open Mach devices - with predetermined names (currently eth%d, wl%d), - because getifaddrs() does not seem to work on Hurd. - * /!\ netcfg, and configuring the installed system, postponed. - -* **procps** 3.2.7-11 (current hurd-i386 version) has [[!debbug 546888]] - * (./) Submit [[!debbug 588677]] and upload the result to my repository. - (2010-07-11) - -* (./) Set up a Debian mirror with modified packages for installation - * the [mirror](http://jk.fr.eu.org/debian/hurd-install/mirror) - is now up and running (2010-07-06) - * hacked the image build script to include its public key in - debian-archive-keyring at image build time (2010-07-08) - * Apparently debootstrap does not handle multiple versions very well. - Fix by using dpkg-scan{package,sources} rather than apt-ftparchive - to create index files. - (2010-07-10) - * Use the override files from ftp.debian.org, - to avoid debootstrap grabbing inappropriate packages. - * Changed them to make [[!debpkg ifupdown]], - [[!debpkg dhcp3-client]] and [[!debpkg dhcp3-client]] priority extra, - because they're uninstallable at the moment. - (2010-07-12) - -* (./) Put together a "jk-archive-keyring" package, - so that the mirror is authenticated in the target system as well. - (2010-07-12) - -* (./) Fix grub for user-space partitions (2010-07-16) - * grub-probe detects the whole device rather than the partition - as the device behind /boot/grub. - Consequently, grub-install fails. - * One approach would be to replace /dev/hd* by kernel devices - for file systems as well as for swap partitions. - > {X} this makes the installer crash, - > possibly due to cache coherency issue between hdX and hdXsY. - - * (./) GRUB2 kern/emu/getroot.c - [patched](http://lists.gnu.org/archive/html/bug-hurd/2010-07/msg00059.html) - to support part stores. - -* (./) Fix finish-install to skip `finish-install.d/90console` on Hurd - (2010-07-17) - -* (./) Avoid starting unnecessary /dev translators in a burst (2010-07-20) - * Use debootstrap use the extracted /usr/lib/hurd/setup-translators - to create device and server nodes in /target, - then firmlink the whole /target/dev and /target/servers - to the outer system. - * Make hurd.postinst not touch them on initial install. - -* (./) Fix mach-defpager for file and part stores on larger devices - * Use DEVICE\_GET\_RECORDS instead of DEVICE\_GET\_SIZE, which overflows an int - (2010-07-22) - -**Milestone (2010-07-22): -installer works but it's still somewhat ugly and broken** - -* (./) Ship the UTF-8 font for the hurd console - (2010-07-22) - * Upload a version of bogl with youpi's patch for Hurd. - (see [[!debbug 589987]]) - * Fix the hurd console for fonts with 16 pixels wide glyphs - (ie. handle the 8-wide glyph in there correclty) - * Support double-width glyphs (2010-07-24) - * (./) However the reduced font can't be loaded yet, - so make installer/build/Makefile - ship the whole `/usr/src/unifont.bgf` - as `/usr/share/hurd/vga-system.bgf`. - -* (./) Make the installer used the extended capabilities of the Hurd console - (2010-07-23) - * Set an UTF-8 locale in `/lib/debian-installer.d/S41term-hurd`. - * localechooser: set the language display level to 3 - when using the hurd console. - -* (./) **busybox**: cross-platform package uploaded to experimental - (2010-08-03?) - * Aurelien Jarno updated the packaging to busybox 1.17.1, - fixed a whole lot of bugs, - and uploaded a new package with both our changes; - * most patches adopted upstream, and included in the new package; - * (u)mount/swaponoff ported to kFreeBSD; - * per-OS configuration overrides. - -* (./) Update custom packages to the latest versions - and send updated patches to the BTS - (2010-08-11) - * updated partman-base to choose a default filesystem in debian/rules - rather than at runtime, - as suggested by Aurelien Jarno in [[!debbug 586870]] - * patch submitted for debian-installer-utils - ([[!debbug 592684]]). - * patch submitted for locale-chooser - ([[!debbug 592690]]). - * debootstrap, grub-installer and finish-install not yet submitted, - since the details may still change. - -* (./) **partman-target**: fix fstab creation - (2010-08-11) - * See [[!debbug 592671]] - * debian/rules: set `partman/mount_style` to `traditional` on Hurd. - * finish.d/create\_fstab\_header: add a Hurd case. - -* (./) **rootskel**: FTBFS on Hurd and other quirks - (to be fixed very soon) - -* **d-i/installer/build**: (expected soon) - * publish the patch I use - * sort out the changes suitable for inclusion - and ask youpi and/or debian-boot@l.d.o to commit them - -* call for testing and fix the bugs - -* Bug in setup-translators/MAKEDEV: - permissions are broken for nodes re-created through `MAKEDEV -k`, - because MAKEDEV's chmod/chown reaches the pre-existing translator - * Maybe settrans could be made to accept -o/--owner and - -p/--perm, to set the permissions for the underlying node? - -* (./) Silence the "no kernel" warning somehow. - -* Investigate the wget/libc/pfinet/whatever bug which corrupts Packages.gz, - see the IRC log for 2010-07-23, around 1am UTC+0200 - -* Try to resolve problems with udebs which are uninstallable on hurd-i386, - such as installation-locale and partman-whatever. - -* Provide `/proc/cmdline -> 2/cmdline`, or something. - -* Prepare a NMU for genext2fs (which is orphaned), - and ask youpi to sponsor the upload. - -* **busybox**: port - * fix stty/stat/ipcs on kFreeBSD, - * generally port more stuff, - * *ip* is needed (maybe) for network configuration, - * *mount*, *swaponoff* can be from hurd-udeb for now, - though the kFreeBSD people will need them - -* **partman**: further adjustments - * partman-base: handle /dev/hd?s* in lib/base.h - * hide irrelevant mount options? (sync, relatime) - -* Network configuration on the installed system. - This includes porting ifupdown and isc-dhcp-client, - which are currently uninstallable on hurd-i386. -* Also, better DHCP support during and after installation - -* improve the [initrd situation](FIXME: link to bug-hurd post): - ajust the ramdisk support in Mach, - use tmpfs if possible. - -* mklibs{,-copy}: - test library reduction, - make it copy the ld.so -> ld.so.1 symlink. - -* (./) hurd console fonts - -**Milestone (expected 2010-07-19): -it works great and it's beautiful** - -* test, fix, document -* support more types of installation images -* give a shot at the graphical installer if time permits -* integrate wireless drivers with netcfg -* see how [[zhengda]]'s work on DDE could be integrated -* etc.. - -### Mostly done - -#### Week 1 (2010-05-24) - -* genext2fs: patches submitted, [[!debbug 562999]] - which add support for all block sizes and choosing them at runtime. -* busybox: started porting the upstream and Debian package to Hurd and FreeBSD -* rebuilding hurd-udeb from the pkg-hurd version - and adding a ld.so link to the initrd - fixes the exec translator crashing on startup. - (BTW would there be a mean to detect this from the libdiskfs bootstrap code - and report it ?) - -#### Week 2 (2010-05-31 to 2010-06-06) - -* *busybox*: patches [posted](http://lists.debian.org/debian-bsd/2010/05/msg00048.html). -* *libdebian-installer4*: [[!debbug 584538]] -* started working on mach initrd support -* the installation images could boot into the main-menu - with the following changes: - * rebuild hurd-udeb from with the latest pkg-hurd patches - * use busybox from my osports-debian branch (see link above) - * tweak the d-i image build scripts - * the symlink /lib/ld.so -> ld.so.1 needs to be created somehow - (youpi mentionned it being the job of libc0.3-udeb I think) - * fix the poll() issue in libdebian-installer - (patch to be submitted soon), - also there is some hurd doxygen short-circuiting stuff - there which does not apply any more and prevents is to build. - * feed the initrd as a hard drive in qemu - (with some more space added to avoid it from becoming full) |