Initial commit

os/layers/participant/archives/sublime-text.key.chroot

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os/layers/participant/archives/sublime-text.list.chroot

@@ -0,0 +1 @@
+deb http://download.sublimetext.com/ apt/stable/

os/layers/participant/archives/vscode.key.chroot

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os/layers/participant/archives/vscode.list.chroot

@@ -0,0 +1 @@
+deb http://packages.microsoft.com/repos/code stable main

os/layers/participant/bootloaders/grub-pc/config.cfg

@@ -0,0 +1,31 @@
+set timeout=5
+
+# Everything below is copied from the default config.
+
+set default=0
+
+if [ x$feature_default_font_path = xy ] ; then
+    font=unicode
+else
+    font=$prefix/unicode.pf2
+fi
+
+# Copied from the netinst image
+if loadfont $font ; then
+    set gfxmode=800x600
+    set gfxpayload=keep
+    insmod efi_gop
+    insmod efi_uga
+    insmod video_bochs
+    insmod video_cirrus
+else
+    set gfxmode=auto
+    insmod all_video
+fi
+
+insmod gfxterm
+insmod png
+
+source /boot/grub/theme.cfg
+
+terminal_output gfxterm

os/layers/participant/bootloaders/syslinux_common/splash.svg

@@ -0,0 +1,33 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="640" height="480">
+  <rect x="0" y="0" width="640" height="480" fill="#000"/>
+  <g transform="translate(90, 90) scale(4)">
+    <circle r="13.75" fill="none" stroke="#303030" stroke-width="2.5"/>
+    <path fill="none" stroke="#1eadf5" stroke-width="2" d="M7.6121 0 0 -7.6121 13.2727 -15.7298M-7.6121 0 7.6121 0 0 7.6121 -7.6121 0 -14.3693 13.5411"/>
+    <g fill="#1862ff">
+      <circle r="3" cy="7.6121"/>
+      <circle r="3" cx="7.6121"/>
+      <circle r="3" cy="-7.6121"/>
+      <circle r="3" cx="-7.6121"/>
+      <circle r="3" cx="13.2727" cy="-15.7298"/>
+      <circle r="3" cx="-14.3693" cy="13.5411"/>
+    </g>
+  </g>
+  <g style="font-family: 'DejaVu Sans'; fill: #fff;">
+    <text style="font-weight:bold;font-size:20px;"
+      x="191" y="48">@PROJECT@ @VERSION@ (@DISTRIBUTION@)</text>
+    <text style="font-weight:bold;font-size:20px;"
+      x="191" y="68">@ARCHITECTURE@</text>
+    <text style="font-weight:bold;font-size:16px;"
+      x="191" y="108">Built: @YEAR@-@MONTH@-@DAY@ @HOUR@:@MINUTE@:@SECOND@ @TIMEZONE@</text>
+    <text style="font-weight:normal;font-size:10px;"
+      x="191" y="140">linux: @LINUX_VERSIONS@</text>
+    <!--<text style="font-weight:normal;font-size:10px;"
+      x="191" y="156">live-build: @LIVE_BUILD_VERSION@</text>
+    <text style="font-weight:normal;font-size:10px;"
+      x="191" y="172">live-boot: @LIVE_BOOT_VERSION@</text>
+    <text style="font-weight:normal;font-size:10px;"
+      x="191" y="188">live-config: @LIVE_CONFIG_VERSION@</text>
+    <text style="font-weight:normal;font-size:10px;"
+      x="191" y="204">live-tools: @LIVE_TOOLS_VERSION@</text>-->
+  </g>
+</svg>

os/layers/participant/hooks/live/2000-participant.hook.chroot

@@ -0,0 +1,47 @@
+#!/bin/bash
+
+set -eu
+
+# Update dconf database after having put files in /etc/dconf/.
+dconf update
+
+# Configure timezone.
+TIMEZONE=Europe/Zurich
+echo "$TIMEZONE" > /etc/timezone
+ln -sf /usr/share/zoneinfo/"$TIMEZONE" /etc/localtime
+
+# Install VS Code extensions.
+VSCODE_EXTENSIONS="ms-python.python ms-vscode.cpptools swissolyinfo.soicode"
+mkdir /etc/skel/.vscode
+chown nobody:nogroup /etc/skel/.vscode
+for ext in $VSCODE_EXTENSIONS; do
+  runuser -u nobody -- code --user-data-dir=/tmp/vsc.tmp \
+      --extensions-dir=/etc/skel/.vscode/extensions \
+      --install-extension="$ext"
+done
+chown -R root:root /etc/skel/.vscode
+rm -rf /tmp/vsc.tmp
+
+# Enable codeblocks template.
+sed -i 's|// project wizards|RegisterWizard(wizProject,     _T("soi"),      _T("A SOI task"),   _T("Console"));|' /usr/share/codeblocks/templates/wizard/config.script
+
+# Add a default keyring to avoid a prompt to create one when launching Chromium.
+mkdir -p /etc/skel/.local/share/keyrings/
+chmod og= /etc/skel/.local/share/keyrings/
+echo -n "Default_keyring" > /etc/skel/.local/share/keyrings/default
+cat > /etc/skel/.local/share/keyrings/Default_keyring.keyring <<EOF
+[keyring]
+display-name=Default keyring
+ctime=0
+mtime=0
+lock-on-idle=false
+lock-after=false
+EOF
+chmod og= /etc/skel/.local/share/keyrings/Default_keyring.keyring
+
+# Patch bug in live-boot.
+# This is fixed upstream: https://salsa.debian.org/live-team/live-boot/-/commit/2cb049fb7502d11f344d14c567aab2592f19e77b
+# Once we pull in the fix through an upgrade, we can remove the patch here.
+if [ -f /lib/live/boot/9990-toram-todisk.sh ]; then
+  sed -i 's|dev="/dev/shm"|dev="tmpfs"|g' /lib/live/boot/9990-toram-todisk.sh
+fi

os/layers/participant/includes.chroot/etc/dconf/db/local.d/00-background

@@ -0,0 +1,5 @@
+[org/gnome/desktop/background]
+picture-uri = 'file:///usr/local/share/backgrounds/wallpaper-soi.svg'
+picture-uri-dark = 'file:///usr/local/share/backgrounds/wallpaper-soi-dark.svg'
+picture-options = 'zoom'
+primary-color = '#e6e6e6'

os/layers/participant/includes.chroot/etc/dconf/db/local.d/00-favorite-apps

@@ -0,0 +1,2 @@
+[org/gnome/shell]
+favorite-apps = ['firefox-esr.desktop', 'gnome-terminal.desktop', 'nautilus.desktop']

os/layers/participant/includes.chroot/etc/dconf/db/local.d/00-input-sources

@@ -0,0 +1,5 @@
+# Configure the default keyboard layouts shown in the switcher
+# According to Wikipedia, the Italian-speaking part of Switzerland also uses the ch+fr layout.
+# The first option is the default.
+[org/gnome/desktop/input-sources]
+sources = [('xkb', 'ch'), ('xkb', 'ch+fr'), ('xkb', 'us')]

os/layers/participant/includes.chroot/etc/dconf/profile/user

@@ -0,0 +1,2 @@
+user-db:user
+system-db:local

os/layers/participant/includes.chroot/usr/local/share/backgrounds/wallpaper-soi-dark.svg

@@ -0,0 +1,14 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="-80 -80 160 160" width="3840" height="3840">
+<title>Swiss Olympiad in Informatics</title>
+<rect fill="#2a2a2a" x="-100" y="-100" width="200" height="200"/>
+<circle r="13.75" fill="none" stroke="#101010" stroke-width="2.5"/>
+<path fill="none" stroke="#1eadf5" stroke-width="2" d="M7.6121 0 0 -7.6121 13.2727 -15.7298M-7.6121 0 7.6121 0 0 7.6121 -7.6121 0 -14.3693 13.5411"/>
+<g fill="#1862ff">
+<circle r="3" cy="7.6121"/>
+<circle r="3" cx="7.6121"/>
+<circle r="3" cy="-7.6121"/>
+<circle r="3" cx="-7.6121"/>
+<circle r="3" cx="13.2727" cy="-15.7298"/>
+<circle r="3" cx="-14.3693" cy="13.5411"/>
+</g>
+</svg>

os/layers/participant/includes.chroot/usr/local/share/backgrounds/wallpaper-soi.svg

@@ -0,0 +1,14 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="-80 -80 160 160" width="3840" height="3840">
+<title>Swiss Olympiad in Informatics</title>
+<rect fill="#e6e6e6" x="-100" y="-100" width="200" height="200"/>
+<circle r="13.75" fill="none" stroke="#303030" stroke-width="2.5"/>
+<path fill="none" stroke="#1eadf5" stroke-width="2" d="M7.6121 0 0 -7.6121 13.2727 -15.7298M-7.6121 0 7.6121 0 0 7.6121 -7.6121 0 -14.3693 13.5411"/>
+<g fill="#1862ff">
+<circle r="3" cy="7.6121"/>
+<circle r="3" cx="7.6121"/>
+<circle r="3" cy="-7.6121"/>
+<circle r="3" cx="-7.6121"/>
+<circle r="3" cx="13.2727" cy="-15.7298"/>
+<circle r="3" cx="-14.3693" cy="13.5411"/>
+</g>
+</svg>

os/layers/participant/package-lists/live.list.chroot

@@ -0,0 +1,3 @@
+live-boot
+
+# This file overrides a default list to remove live-config.

os/layers/participant/package-lists/participant.list.chroot

@@ -0,0 +1,41 @@
+# firmware
+firmware-linux amd64-microcode intel-microcode
+firmware-iwlwifi firmware-brcm80211 firmware-realtek
+
+# system
+systemd-timesyncd
+locales
+zstd
+wpasupplicant
+wireless-regdb
+
+# desktop
+gnome-core
+xdg-user-dirs-gtk
+network-manager-gnome
+# needed for ejecting UBS sticks in nautilus
+eject
+
+# shell utilities
+htop unzip
+
+# software for participants
+firefox-esr chromium-l10n
+codeblocks emacs geany gedit joe kate kdevelop nano vim vim-gtk3
+gcc g++ gdb ddd valgrind python3 pypy3
+evince gnome-terminal konsole xterm byobu make cmake
+nautilus-extension-gnome-terminal
+file-roller
+# for drawing on screenshots
+drawing
+# documentation
+info manpages-dev gcc-doc gdb-doc
+# from third-party repositories
+sublime-text code
+# requested by participants (gnome-tweaks can be used e.g. to change the function of Caps Lock key)
+gnome-tweaks fonts-firacode
+
+# translations
+manpages-de manpages-fr manpages-it
+gcc-12-locales
+firefox-esr-l10n-de firefox-esr-l10n-fr firefox-esr-l10n-it

os/layers/participant/preseed/participant.cfg.chroot

@@ -0,0 +1 @@
+locales locales/locales_to_be_generated multiselect en_US.UTF-8 UTF-8, de_CH.UTF-8 UTF-8, fr_CH.UTF-8 UTF-8, it_CH.UTF-8 UTF-8