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Wednesday·11·April·2012

Tools for CLI Road Warriors: Remote Shells //at 19:44 //by abe

from the OTR-not-only-means-Off-The-Record dept.

Most of my private online life happens on netbooks and besides the web browser, SSH is my most used program — especially on netbooks. Accordingly I also have hosts on the net to which I connect via SSH. My most used program there is GNU Screen.

So yes, for things like e-mail, IRC, and Jabber I connect to a running screen session on some host with a permanent internet connection. On those hosts there is usually one GNU Screen instance running permanently with either mutt or irssi (which is also my Jabber client via a Bitlbee gateway).

But there are some other less well-known tools which I regard as useful in such a setup. The following two tools can both be seen as SSH for special occassions.

autossh

I already blogged about autossh, even twice, so I’ll just recap the most important features here:

autossh is a wrapper around SSH which regularily checks via two tunnels connect to each other on the remote side if the connection is still alive, and if not, it kills the ssh and starts a new one with the same parameters (i.e. tunnels, port forwardings, commands to call, etc.).

It’s quite obvious that this is perfect to be combined with screen’s -R and -d options.

I use autossh so often that I even adopted its Debian package.

mosh

Since last week there’s a new kid in town^WDebian Unstable: mosh targets the same problems as autossh (unreliable networks, roaming, suspending the computer, etc.) just with a completely different approach which partially even obsoletes the usage of GNU Screen or tmux:

While mosh uses plain SSH for authentication, authorization and key exchange the final connection is an AES-128 encrypted UDP connection on a random port and is independent of the client’s IP address.

This allows mosh to have the following advantages: The connection stays even if you’re switching networks or suspending your netbook. So if you’re just running a single text-mode application you don’t even need GNU Screen or tmux. (You still do if you want the terminal multiplexing feature of GNU Screen or tmux.)

Another nice feature, especially on unreliable WLAN connections or laggy GSM or UMTS connections is mosh’s output prediction based on its input (i.e. what is typed). Per line it tries to guess which server reaction a key press would cause and if it detects a lagging connection, it shows the predicted result underlined until it gets the real result from the server. This eases writing mails in a remote mutt or chatting in a remote irssi, especially if you noticed that you made a typo, but can’t remember how many backspaces you would have to type to fix it.

Mosh needs to be installed on both, client and server, but the server is only activated via SSH, so it has no port open unless a connection is started. And despite that (in Debian) mosh is currently just available in Unstable, the package builds fine on Squeeze, too. There’s also an PPA for Ubuntu and of course you can also get the source code, e.g. as git checkout from GitHub.

mosh is still under heavy development and new features and bug fixes get added nearly every day.

Thanks to Christine Spang for sponsoring and mentoring Keith’s mosh package in Debian.

Update: I gave a lightning talk about Mosh and AutoSSH in German at Easterhegg 2012. The slides are available online.

Thursday·27·October·2011

Daily Snapshot .debs of Conkeror //at 22:57 //by abe

from the development-tracking-using-APT dept.

Keeping track with packaging software which is under heavy development can be time-consuming. I noticed this while packaging Conkeror, because there was quite a demand for up-to-date packages, especially from upstream themself.

So recently on the IRC channel #conkeror the idea of automatically built Debian packages came up. After a few hours of experimenting and a few days of steadily optimizing, I can proudly present daily built snapshot packages of Conkeror for currently Lenny and Sid, ready to be included in your sources.list:

deb     http://noone.org/conkeror-nightly-debs lenny main
deb-src http://noone.org/conkeror-nightly-debs lenny main

deb     http://noone.org/conkeror-nightly-debs sid main
deb-src http://noone.org/conkeror-nightly-debs sid main

The binary package conkeror-spawn-process-helper is currently only built for the i386 architecture, but other architectures may follow.

The packages probably work also on any other Debian based distribution (e.g. Ubuntu) which includes XULRunner version 1.9.

Surely they are not of the usual Debian quality, but they should do it for staying up-to-date with the Conkeror development just by using your favourite APT frontend.

The script which generates those packages is also available in the Conkeror git repository at repo.or.cz.

The APTable archive is generated with reprepro. Packages and the repository are signed with the passphrase-less GnuPG key 373B76B4 which is used only for the Conkeror nightly builds. (If anyone knows a better solution for automatic builds than a passphrase-less key, please tell me. :-)

P.S.: I really like the new keybindings “<<”, “>>” and “G”. :-)

Monday·01·February·2010

abe@debian.org //at 02:02 //by abe

from the finally dept.

On Wednesday I got DAM approval and since Saturday late evening I’m officially a Debian Developer. Yay! :-)

My thanks go to

  • Christoph Berg (Myon) whom I know for more than a decade since we studied together, and who’s career in Debian was way faster than mine, but who on the other hand probably knows me better than nobody else in Debian — which made him the perfect advocate;
  • Bernd Zeimetz (bzed) whom I know from my times at DaLUG and who was the friendliest Application Manager I could imagine — he’s probably also one of the fastest (8 days from application to AM report :-);
  • Luca Capello (gismo), who was the most demanding but also most inspiring sponsor I ever had and who became a very good friend after we found each other over my package conkeror.
  • Arne Wichmann (Y_Plentyn) for being my first drop-in center for Debian questions (like “can I directly dist-upgrade from 2.0 to 3.0?” :-);
  • Martin Zobel-Helas (zobel) who was always encouraging me to continue exploring new sides of Debian;
  • Gerfried Fuchs (Rhonda) just for being there (and for being a package maintainer with good relations to upstream ;-);
  • my coworkers at the IT Services Group of the Department of Physics at ETH Zurich, who always found new challenges in Debian for me to solve;
  • … and all those others who offered to also advocate me (e.g. Otavio Salvador) or sponsored my packages so far (or at least offered to do so), e.g. Alexander Wirt (formorer), Martin F. Krafft (madduck), Robert Jördens (jordens), …

As Bernd cited in his AM report, my earliest activity within the Debian community I can remember was organising the Debian booth at LinuxDay.lu 2003, where I installed Debian 3.0 Woody on my Hamilton Hamstation “hy” (a Sun SparcStation 4 clone).

I wrote my first bugreport in November 2004 (#283365), probably during the Sarge BSP in Frankfurt. And my first Debian package was wikipedia2text, starting to package it August 2005 (ITP #325417).

My only earlier documented interest in the Debian community is subscribing to the lists debian-apache@l.d.o and debian-emacsen@l.d.o in June 2002.

I though remember that I started playing around with Debian 2.0 Hamm, skipping 2.1 (for whatever reasons, I can’t remember), using 2.2 quite regularily and started to dive into with Woody which also ran on my first ThinkPad “bijou”. I installed it over WLAN with just a boot floppy at the Chemnitzer Linux-Tage. :-)

Anyway, this has led to what it had to lead — to a new Debian Developer. :-)

The first package I uploaded with my newly granted rights was a new conkeror snapshot. This version should work out of the box on Ubuntu again, so that conkeror in Ubuntu should not lag that much behind Debian Sid anymore.

In other News

Since Wednesday I own a Nokia N900 and use it as my primary mobile phone now. Although it’s not as free as the OpenMoko (see two other recent posts by Lucas Nussbaum and by Tollef Fog Heen on Planet Debian) it’s definitely what I hoped the OpenMoko will once become. And even if I can’t run Debian natively on the N900 (yet), it at least has a Debian chroot on it. :-)

I'm going to FOSDEM, the Free and Open Source Software Developers' European Meeting A few weeks ago, I took over the organisation of this year’s Debian booth at FOSDEM from Wouter Verhelst who’s busy enough with FOSDEM organisation itself.

Last Monday the organiser of the BSD DevRoom at FOSDEM asked on #mirbsd for talk suggestions and they somehow talked me into giving a talk about Debian GNU/kFreeBSD. The slides should show up during the next days on my Debian GNU/kFreeBSD talks page. I hope, I’ll survive that talk despite giving more or less a talk saying “Jehova!”. ;-)

What a week.

Sunday·08·March·2009

Sedating irssi’s nick highlight for microblogging messages //at 17:13 //by abe

from the *beep* dept.

My favourite IRC client is irssi. I like it so much that I even use it for all my instant messaging needs. The gateway of choice between irssi and mostly Jabber is Bitlbee.

I also microblog on identi.ca, a free (free as in AGPL) microblogging service based on laconi.ca. In comparsion to the non-free and proprietary Twitter microblogging, identi.ca has all the features which Twitter turned off already again.

For me the most important feature of Twitter was tweeting via XMPP (aka Jabber). Since Twitter turned off that feature, Twitter increasingly fast became unimportant for me. Identi.ca still has this feature and cultivates it further. So usually don’t visit the identi.ca website that often anymore but get the microblogging stream of my friends via XMPP and Bitlbee directly into my irssi.

Although this is very convenient, it has one big disadvantage: In comparison to an IRC channel, not only notices directed to me personally but every incoming notice beeps, because Bitlbee sends them either as /MSG or prepends my nick name. For normal IRC communication /MSG should beep, and you can’t make exceptions for that so easily in irssi.

I asked on #bitlbee (OFTC) and on #irssi (IRCNet). On #irssi funnily the first answer was “I tried that yesterday, no success” from Shrike. — So I’m not alone, although Shrike uses Jaiku and not identi.ca. Then I had the idea to get Bitlbee to not prepend my nick name for all those identi.ca notices which go into the &bitlbee channel — but I didn’t find a way to configure this in Bitlbee. But Shrike found a way to do this with already existing irssi plugins:

The trigger.pl plugin (available e.g. in Debian’s irssi-scripts package or on scripts.irssi.org) can add triggers which replace parts of the message. So the following three lines helped me to reduce the noise microblogging causes in my irssi:

/script load trigger
/trigger add -publics -masks 'identica!update@identi.ca' -channels '&bitlbee' -regexp "^XTaran: " -replace ''
/trigger save

And on the command line I just needed a symlink to automatically start the trigger plugin on irssi startup:

ln -vis /usr/share/irssi/scripts/trigger.pl ~/.irssi/scripts/autorun/

So now again only the important messages beep. :-)

How to make identi.ca talk //at 15:08 //by abe

from the microblogging-to-speech dept.

The listeners of yesterday’s episode of Venty’s Hackerfunk radio show on Radio LoRa already know and heard it: We made identi.ca talk. And we did it with help of other microbloggers. (The podcast version of this Hackerfunk episode will be online in a few days, too. Will link it here and either Venty or me will post it on identi.ca, too, as soon as it’s published.)

A few weeks ago we thought about how we could “show” microblogging on the radio. With identi.ca’s Jabber (XMPP) interface we have real time access, and so the idea was born to pipe all incoming ‘dents into a speech synthesis system.

Then we tried to figure out which tools would be appropriate. Quite fast, people on identi.ca as well as on the LUGS IRC (e.g. bones0) pointed us to festival and espeak. We found no support for German in festival, so we went for espeak – although festival would have had the advantage of the existence of a festival plugin for the popular multiprotocol messenger Pidgin.

Next step was more difficult than expected: How to make a “tail -f” of XMPP incoming messages? Something like rsstail, just for XMPP. Although using the IM to IRC gateway Bitlbee (as I use it myself) and using “tail -f” (or better “inotail -f”) on the IRC client’s log file (ii comes to my mind for such purposes) would have been an option, nobody had the idea at that time.

And since @deepspawn conjured xmpptail in less than two hours we happily took it. xmpptail (tar.gz) is written in Python and uses Twisted Words (Debian package python-twisted-words) as XMPP libraries.

I had to patch xmpptail slightly for unbuffered I/O, Unicode support and for removing things we don’t want to hear on the radio as follows, but it worked more or less out of the box.

--- xmmptail.py 2009-02-25 20:47:48.000000000 +0100
+++ xmpptail.py 2009-03-07 18:48:57.000000000 +0100
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python -u
 # -*- coding: utf-8 -*-
 # author: Carlos A. Perilla 
 # This file is part of Jance bot.
@@ -65,7 +65,8 @@
          body = unicode(e.__str__())
          break
 
-    print("%s: %s" % (from_id,body))
+#    print("%s: %s" % (from_id,body))
+    print("%s" % (body.encode('utf-8')))
 
 
 def authfailedEvent(xmlstream):
@@ -80,9 +81,9 @@
   dprint('Got something: %s -> %s' % (el.name, str(el.attributes)))
 
 if __name__ == '__main__':
-    print "Starting"
+    #print "Starting"
     execfile('tailconf')
-    print USER_HANDLE
+    #print USER_HANDLE
     me = USER_HANDLE + "/xmpptail"
     myJid = jid.JID(me)
     server = USER_HANDLE[USER_HANDLE.find('@')+1:]

So after configuring xmpptail to use the hackerfunk Jabber account, we successfully ran the following script during the radio show:

./xmpptail.py | while read LINE; do
        if [ "$LINE" = "empty" ]; then
                continue;
        fi;
        echo $LINE
        echo $LINE | tee -a xmpp-espeak.log | espeak --stdin -v de;
done

At the end of the show, @rebugger found this howto which describes very detailed how to get festival working together with the non-free (“non-free” as in DFSG) MBROLA project which offers also the appropriate files for German. But because of how much work this would be to get it running, I currently prefer to stay with espeak for German speech synthesis .

Next step would be to use mnoGosearch’s mguesser to detect the language of a dent and run espeak (or whatever text-to-speech system is appropriate for the guessed language) with the appropiate options for that language, because otherwise many ‘dents sound really funny. ;-)

Update, 15:02: Venty gave the whole system the name “Identibla”.

Wednesday·11·February·2009

Favourite Linux Desktop Applications //at 15:01 //by abe

from the GUI dept.

foosel tagged me, whatever that means. Perhaps it’s the English word for “Stöckchen” (German for “small stick”) of which I always wondered how the English blogging part of the blogosphere is calling that kind of coercing blog posts… ;-)

So these are the rules:

  1. blog a list with your favorite desktop Linux software (as many or few you want)
  2. add links to the software project’s websites
  3. post these rules
  4. tag three other Linux using bloggers

Interestingly splitbrain, who started the thing just calls it “Meme”, but to me memes are the same thing just without duress. ;-)

So you want to know about what Linux desktop software I like and use, hmm? Desktop means GUI, doesn’t it? There are only a few GUI application I really use often since, as you probably know, X is primarily a terminal multiplexer and screen resolutions are compared by how many 80×25 xterms with fixed font you can get on one screen without overlapping. ;-)

But to be honest: Although I’m more the command line guy hacking cryptic lines into windows with small fonts, there are a few thing where I don’t want to miss X and the GUI applications: For all things web – that means web browser, feed reader, etc. But then there is also a bunch of GUI software I use occasionally or as alternative tool to some text mode or command line software.

Web

  • Liferea – My favuorite feed reader although it takes ages to start and since a few days also starts crashing, probably since I have configured it to cache up to 1000 items per feed and have subscribed to several hundred feeds.

    I do not read them all though, but I use them togther with Liferea’s “search all feeds” feature as a Google News replacement. ;-) I though read a lot of feeds in it, since I use it for news, blogs, webcomics and to read missed tweets on Twitter. It organizes the feeds in a tree structure so I can easily group different types of content together.

  • Opera – I’m back using Opera as my primary web browser since they offer alpha versions for 64-bit Linux.

    Initally I started using Opera with version 3.60 on Windows 95 somewhere about 10 years ago and I’ve always come back to it when no current free browser fits my needs.

    Although it hasn’t an AddOn possibility as Firefox has, I still prefer it over the bloaty and leaky and quite unstable Firefox 2, since it offers nearly every functionality I need (mainly mouse gestures and a flexible tab management), is fast, needs less RAM and is quite stable for an alpha version. And Firefox only offers those features I need via Addons which are often the cause for leaking or crashing. Haven’t tested Firefox 3 yet, but it’s said to be be less bloaty…

  • Kazehakase – Formerly I used kazehakase as my primary web browser since I really like its user interface, but the version in Etch is quite slow and seems to have memory leaks. It’s currently the second browser I have always open. But since my browsers always have uptimes in terms of months I don’t need web browsers that are leaking, so I’m thinking about replacing it with something more stable.

  • Conkeror – A Gecko 1.9 (i.e. Firefox 3) based web browser completely controllable with the keyboard. And the key bindings are those from Emacs and partially also from the classic text-mode browser Lynx. Will be available in Debian Experimental soon.

  • Netsurf looks very promising as it’s a simple and fast browser with it’s own rendering engine and originating on RISC OS. But since I’m a heavy tab user (60 tabs in one window are not really seldom), a browser (yet) without tabs isn’t really that useful for me. But I hope it will get tabs soon.

  • Midori – The other upcoming new browser in the Linux world is using Apple’s WebKit (which itself is based on KDE’s KHTML) underneath. Only in Experimental yet (form a Debian point of view :-). Use it on my Debian Sid machine to play around with it.

  • Twitux – A simple GTK Twitter client which doesn’t clutter the screen with unnecessary icons or buttons. Just a small menu bar, status bar and the tweets.

  • Azureus – In the seldom case where I need to download files via Bittorrent I either use Opera’s builtin client or Azureus. The nice thing about Azureus is that you can get nice graphical as well as textual statistics about all aspects of your downloads.

X / Desktop Environment

  • FVWM – My favourite window manager for normal, big or multiple screens. I use it since more than 10 years (twm and tvtwm were its predecessors) and its configuration has evolved since then quite a bit to tinted transparent window frames and title bars, etc.

    I tried other window managers in between (e.g. Sawfish and GNOME’s own Metacity, each for a month or so and both together GNOME, also played around with KDE on one machine) and I always came back to FVWM. No other window manager is so fast and configurable in regards of keybindings. Handles multiple screen very well and out of the box, too.

  • ratpoison – My favourite window manager for small screens (less than about 1024×768, e.g. on my EeePC, on the 8” touchscreen connected to my MicroClient Jr. or on my 1996 ThinkPad 760ED with 133 MHz Pentium 1) since it doesn’t waste screen space for window borders or title bars. It just maximizes all windows by default to screen resolution. You then can manage (split, resize, switch, close, kill) windows as you are used to manage shells and text-mode applications with screen(1). Doesn’t work that well with multiple xrandr managed screens though if they don’t have the same size.

  • FLWM – The Fast and Light Window Manager. My favourite low-end but still DAU compatible window manager. Use that on demo and guest accounts, especially on low end machines.

  • Synergy – connects displays of other computers (not only X but also even Mac or Windows) with your mouse and keyboard similar to a KVM switch. I use it at work to add my laptop as fourth monitor. ;-)

  • trayer – A desktop environmen independend system tray developed by the FVWM Crystal Project. Since I changed from manually editing /etc/network/interface on my laptop each time I came into a new wireless LAN to using GNOME’s Network Manager, I needed a system tray for the nm-applet. Trayer is quite easy to configure using command line options and can handle tinted transparency as I use with FVWM and ATerms. So it fits in perfectly.

  • ratmenu and dmenu – For showing generated menus together with ratpoison, I use ratmenu (e.g. as replacement for ratpoison’s non-interactive window list) and dmenu (e.g. as application menu using my own wrapper which generates the menu from some config file). Probably will publish that code once it proved itself stable.

  • xtrlock – the simplest tool to lock you desktop: The mouse turns into a lock and it only goes away if you enter the right password. No screen saver included though and everyone can see what’s on your desk. I like it though. Use it on low-end machines.

  • XScreenSaver and Really Slick Screensavers (GLX Port) – Configurable and command controllable screen saver daemon. Favourite modes: GLMatrix and Substrate from XScreenSaver and Lattice Sky Rocket and Hufo’s Smoke from RSS GLX.

  • xosview – my favourite system monitor since more than a decade.

Terminals

  • xterm – there is no better X terminal emulator than the original xterm. I found no other terminal which is so fast, has no problems with text-mode applications (aterms break aptitude’s display), no problems with character set encodings, which can be embedded into other applications and which has a fully working classic Unix cut & paste.

  • aterm – When I need a fancy transparent terminal for showing a fancy desktop, I use the AfterStep Terminal Emulator aterm. In that case, the system tray, the window borders, the window’s title bar and the terminal on my desktop have the same fancy tinted transparency.

  • yeahconsole – A wrapper around xterm which works like the pulldown console in quake. Good for the short shell usage inbetween. ;-)

    The other similar pull down consoles I know (KDEish yakuake and GNOMEish tilda) had some issues with focus and keybindings while yeahconsole works just out of the box and showed no problems until now.

Audio and Video

  • XMMS and Audacious – If I want to play a single list of files of the same file format or single stream, I usually use the command line tools mpg123 and ogg123. But if I need anything more fancy or more flexible, I prefer the WinAMP clones. Formerly XMMS, nowadays Audacious. Both with some old skin which I use since more than a decade and which I initially used with WinAMP 2 on Windows 95.

  • mplayer – no fancy GUI, easily controllable with the keyboard, plays most video file formats I can remember. ;-)

Editing and Developing

  • GNU Emacs – I’ve been raised with GNU Emacs and Lisp at university, so I’m quite sticked to that. I usually only start one Emacs instance and connect to it using emacsclient. I also like TRAMP for editing remote files. but I don’t need it that often.

    On machines, where I don’t want a full blown Emacs installation or under root I prefer GNU Emacs’ little brother GNU Zile (Zile Is a Lossy Emacs), but that’s text-mode and no GUI software.

  • OpenOffice.org – I think it’s a really great software, but I use it quite seldom, usually only when I have to open some file in a Microsoft file format. For writing letters, articles, presentations and so I have LaTeX.

  • Gnumeric – My preferred spreadsheet application. Although for some purposes I use the OpenOffice.org spreadsheet, usually when Gnumeric has not all necessary features.

Graphics

  • xv – Yet another tool I use since more than a decade: No other image viewer is so fast and yet so easy to use with both keyboard and mouse. Open source, but unfortunately not (yet?) free software.

  • keyjnote – fancy PDF presenter with a lot of interactive features.

  • pdfcube – PDF presenter turning pages as a cube as compiz or Macs do with the desktop.

Chat

  • Pidgin – I usually use irssi inside a screen for IRC as well as Jabber and ICQ (via Bitlbee), but I also often have a local Jabber client running which then is Pidgin (formerly known as GAIM).

Other Tools

  • Unison – I use it to synchonise the cache and state of my feed reader between laptop and workstation. And I do indeed prefer the GUI version over the text-mode version. I use the text-mode only if I use it from some remote location.

  • XKeyCaps – The ideal tool to wreck you keyboard layout. ;-)

  • XGnokii – Used it to backup my former Nokia mobile phones, the 6130, the 6210i and the 6310i. Doesn’t work anymore with my new E51, though.

  • Sunbird / Iceowl – Not really using it yet, but I plan to use it as my primary calendar tool.

  • QEMU / KVM / KQEMU – My favourite desktop hardware emulator. (For servers, I prefer Xen for virtualization.)

Games

Non-Desktop Applications

In case someone wonders about my mail client, Jabber client, IRC client, ICQ client, file manager, notes taking application, shell and versioning system – they’re all command line or text-mode applications:

Who’s next?

That’s difficult:

  • maol would be interesting, but since a while he just blogs in Jeopardy style, so he would need pack all those programs into the subject of his blog post… No, not a good idea.
  • Venty! No, has no active blog anymore.
  • Dieter! No, no Linux user.

Hmmm, I think I have to look in a different corner of my circle of friends. Hmm. Ah, now I know:

  • dyfa – not really a Linux user, but I guess FreeBSD is ok, too. :-)
  • nion – this will be really interesting. He even uses more strange software than I do. ;-)
  • alphascorpii – no idea what she prefers (except that it will be available as Debian package ;-)

And no, I don’t expect posts as comprehensive as mine. :-)

Tuesday·20·January·2009

First experiences with Debian on the OpenMoko FreeRunner //at 00:40 //by abe

from the DIY dept.

I ogled with an OpenMoko FreeRunner since Harald König (of X.org fame)’s OpenMoko talk at LinuxDay.at last year. I knew that a team around Luca Capello and Joachim Breitner managed to get Debian running on it.

So when Venty told me that harzi wants to sell his nearly unused FreeRunner, I couldn’t resist and bought it just a few days later.

I played around a little bit with the two distributions which were already installed, AFAIK the original 2007.2 and a version of Qtopia. Called Venty with the Qtopia to prove him that you indeed can make phone calls with this phone, but he wasn’t pleased by the echo he heard of his own voice.

Since the included 512 MB microSD card surely is too small for a large Debian installation, I bought an additional 8 GB microSDHC card at digitec and then installed Debian on it.

The installation mostly went smooth: Partitioning threw a timeout error which didn’t cause any further harm than aborting once. A bigger problem was that the hint that you need to update the U-Boot bootloader itself and not only its configuration (called environement) to get it booting from ext2 partitions. lindi (Timo Lindfors) on #openmoko-debian (on Freenode) was of great help spotting the small details hidden in continuous text.

After having Debian booting I installed all software I wanted to play around on a mobile phone including a bunch of web browsers. But since I ran into a bug which occurs after a non-deterministic amount of data is written to a big microSD card, I quickly got annoyed by the fact that I had to wait for the 8 GB fsck each time this bug was triggered.

So I converted the root file system to ext3 by adding a journal. But whatever I did (reinstalling U-Boot, the U-Boot environement, regenerating the U-Boot environement from scratch, trying to load it as ext2 again, etc.) I didn’t get it to work anymore.

On #openmoko on Freenode, PaulFertser was trying to convince me that Qi is the better choice of a bootloader. Although its description didn’t appeal to me at all, I understand that U-Boot seems a maintainability hell and that a more simplicistic approach can have its advantages. But there was feature listed on the Qi wiki page which made me try it: explicit ext3 support.

After creating the appropriate configuration files and symbolic links in /boot/boot and flashing Qi over the U-Boot in the NAND flash, Debian booted again without problems and with a journaling file system. :-)

In the meantime I found a setup which suites my tastes:

  • Matchbox stays my window manager, but I enabled the cursor which is very useful if you want to remote control you OpenMoko with synergy. I installed unclutter to automatically hide the cursor after a few seconds, so I see it when it moves, but it goes out of the way when not needed.
  • Like on my EeePC, I replaced trayer with lxpanel, because it also provides access to the Debian menu system.
  • The best compromise in rendering quality and resource usage is still NetSurf. So that’s my browser on the OpenMoko.

Next step will be to move daily usage from root to an unprivileged user.

As soon as that’s done, I’ll try to get Tablet Amora aka Tamora working on the OpenMoko, too. Currently it only runs on Nokia’s Linux based internet tablets (N800, N810, etc.).

Update, 17:54

To answer Joachim’s question in the comment: I don’t plan to use it as daily phone, but it may replace my old Nokia 6310i where currently my German mobile phone SIM card resides in. Use it mainly to have a cheap way to make phone calls inside Germany.

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Hackergotchi of Axel Beckert

About...

This is the blog or weblog of Axel Stefan Beckert (aka abe or XTaran) who thought, he would never start blogging... (He also once thought, that there is no reason to switch to this new ugly Netscape thing because Mosaïc works fine. That was about 1996.) Well, times change...

He was born 1975 at Villingen-Schwenningen, made his Abitur at Schwäbisch Hall, studied Computer Science with minor Biology at University of Saarland at Saarbrücken (Germany) and now lives in Zürich (Switzerland), working at the Network Security Group (NSG) of the Central IT Services (Informatikdienste) at ETH Zurich.

Links to internal pages are orange, links to related pages are blue, links to external resources are green and links to Wikipedia articles, Internet Movie Database (IMDb) entries or similar resources are bordeaux. Times are CET respective CEST (which means GMT +0100 respective +0200).


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Bedside Reading

Just read

  • Bastian Sick: Der Dativ ist dem Genitiv sein Tod (Teile 1-3)
  • Neil Gaiman and Terry Pratchett: Good Omens (borrowed from Ermel)

Currently Reading

  • Douglas R. Hofstadter: Gödel, Escher, Bach
  • Neil Gaiman: Keine Panik (borrowed from Ermel)

Yet to read

  • Neil Stephenson: Cryptonomicon (borrowed from Ermel)

Always a good snack

  • Wolfgang Stoffels: Lokomotivbau und Dampftechnik (borrowed from Ermel)
  • Beverly Cole: Trains — The Early Years (getty images)

Postponed