switch to plain HTML
This commit is contained in:
parent
0793a08c12
commit
eeac83e132
SSH key fingerprint:
SHA256:bFAjFH3hR8zRBaJjzQDjc3o4jqoq5EZ87l+KXEjxIz0
29 changed files with 445 additions and 518 deletions
123
talks/pad-archiver/index.html
Normal file
123
talks/pad-archiver/index.html
Normal file
|
|
@ -0,0 +1,123 @@
|
|||
<!DOCTYPE html>
|
||||
<html lang="en-us">
|
||||
<head>
|
||||
<meta charset="utf-8">
|
||||
<title>dadada</title>
|
||||
<link rel="alternate" type="application/atom+xml" href="https://dadada.li/feed.xml" title="dadada">
|
||||
</head>
|
||||
<body style="min-width:30em; max-width:60em; margin-left:auto; margin-right:auto">
|
||||
<header>
|
||||
<nav>
|
||||
<a href="https://dadada.li/">dadada</a>
|
||||
</nav>
|
||||
</header>
|
||||
<main>
|
||||
<h1 id="gitlab-als-archivar">📚 Gitlab als Archivar 📔</h1>
|
||||
<p>Eine kleine Spielerei zur Datensicherung.</p>
|
||||
<p>🦣 <span class="citation" data-cites="dadada">@dadada</span><span
|
||||
class="citation" data-cites="chaos.social">@chaos.social</span></p>
|
||||
<hr />
|
||||
<h2 id="ausgangslage">Ausgangslage</h2>
|
||||
<p>Hochschulpolitik produziert viele Pads - Notizen - Protokolle -
|
||||
Todolisten</p>
|
||||
<p>Pads verschwinden unerwartet - Server tot - Niemand erinnert sich
|
||||
mehr an den Link - Etherpad kann Löschfristen 🙈</p>
|
||||
<p>Konsequenz:</p>
|
||||
<hr />
|
||||
<pre><code>🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥DATEN WEG🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥
|
||||
🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥</code></pre>
|
||||
<hr />
|
||||
<h2 id="lösung-1-copy-paste">Lösung 1: Copy-Paste</h2>
|
||||
<ul>
|
||||
<li>$Person kopiert ab und zu das Pad irgendwo hin</li>
|
||||
<li>$Person braucht muss dran denken, ist aber etwas verplant</li>
|
||||
</ul>
|
||||
<pre><code>Pad Wiki
|
||||
+-------+ +-------+
|
||||
|- Info | |- Info |
|
||||
| ... | | ... |
|
||||
|- Hüte |---->|- Hüte |
|
||||
| ... | | ... |
|
||||
|- Ideen| |- Ideen|
|
||||
| ... | | ... |
|
||||
+-------+ +-------+</code></pre>
|
||||
<hr />
|
||||
<h2 id="lösung-2-git-und-update-script">Lösung 2: Git und
|
||||
Update-Script</h2>
|
||||
<ul>
|
||||
<li>Pad-URLs in Datei</li>
|
||||
<li>Pads als Plaintext exportieren</li>
|
||||
<li>In Git einchecken</li>
|
||||
</ul>
|
||||
<pre><code>+------------------------+ +------+
|
||||
|- http://pad.url/p/pad | | git |
|
||||
|- http://pad.url/p/pad1 |---->| \pad |
|
||||
| ... | | \pad1|
|
||||
| ... |</code></pre>
|
||||
<p><a
|
||||
href="https://git.fginfo.tu-bs.de/fginfo/pad-archiver/-/blob/eac632d0cc68c7a9383a334088beadf00b930284/update">Update-Script</a></p>
|
||||
<hr />
|
||||
<h2 id="lösung-3-ci">Lösung 3: CI</h2>
|
||||
<ul>
|
||||
<li>Scheduled Task führt Update-Script aus</li>
|
||||
<li>Gitlab committet Änderungen automatisch</li>
|
||||
</ul>
|
||||
<pre><code>+--------------+ +-----------+
|
||||
| pad-archiver |-----CI---->| Container |
|
||||
+--------------+ +-----------+
|
||||
| |
|
||||
|`include: lib/gitlab-ci.yml |`image: ...
|
||||
v v
|
||||
+-----------+ +---------------+
|
||||
| pads-repo |--Scheduled->| Docker-Runner |
|
||||
| |<--Commits---| |
|
||||
+-----------+ +---------------+</code></pre>
|
||||
<p><a
|
||||
href="https://git.fginfo.tu-bs.de/fginfo/pad-archiver/-/tree/eac632d0cc68c7a9383a334088beadf00b930284">CI-Config</a>
|
||||
<!-- Frage: andere unkonventionelle Spielereien mit Gitlab --></p>
|
||||
<hr />
|
||||
<h2 id="lösung-4-rewrite-in-go">Lösung 4: Rewrite in Go</h2>
|
||||
<ul>
|
||||
<li>Empfehlung: go-git - Git nativ in Go
|
||||
<ul>
|
||||
<li>versucht kompatibel zu Git’s Plumbing und Porcelain zu sein</li>
|
||||
<li>wird unter Anderem von Keybase und Gitea benutzt</li>
|
||||
</ul></li>
|
||||
<li>LOC ist jetzt ein bisschen sehr viel mehr …</li>
|
||||
</ul>
|
||||
<pre><code> ,_---~~~~~----._ +--------------+
|
||||
_,,_,*^____ _____``*g*\"*, | THIS IS FINE |
|
||||
/ __/ /' ^. / \ ^@q f +--------------+
|
||||
[ @f | @)) | | @)) l 0 _/ //
|
||||
\`/ \~____ / __ \_____/ \ //
|
||||
| _l__l_ I `
|
||||
} [______] I
|
||||
] | | | |
|
||||
] ~ ~ |
|
||||
| |
|
||||
| | </code></pre>
|
||||
<p><a
|
||||
href="https://git.fginfo.tu-bs.de/fginfo/pad-archiver">Rewritten</a></p>
|
||||
</main>
|
||||
<footer>Released: 2022-12-03</footer>
|
||||
</body>
|
||||
</html>
|
||||
100
talks/systemd-generator/index.html
Normal file
100
talks/systemd-generator/index.html
Normal file
|
|
@ -0,0 +1,100 @@
|
|||
<!DOCTYPE html>
|
||||
<html lang="en-us">
|
||||
<head>
|
||||
<meta charset="utf-8">
|
||||
<title>systemd.generator(7)</title>
|
||||
<link rel="alternate" type="application/atom+xml" href="https://dadada.li/feed.xml" title="dadada">
|
||||
</head>
|
||||
<body style="min-width:30em; max-width:60em; margin-left:auto; margin-right:auto">
|
||||
<header>
|
||||
<nav>
|
||||
<a href="https://dadada.li/">dadada</a>
|
||||
</nav>
|
||||
</header>
|
||||
<main>
|
||||
<h1 id="systemd.generator7">systemd.generator(7)</h1>
|
||||
<p><a
|
||||
href="https://www.youtube.com/watch?v=X88zHJjodFw">Recording</a></p>
|
||||
<h1 id="dynamische-systeme-sind-schwierig">Dynamische Systeme sind
|
||||
schwierig</h1>
|
||||
<ul>
|
||||
<li>➤ Devices, Mountpoints, Services, Timer möglichst als Unit</li>
|
||||
<li>Transitionstechnologie für <code>/etc/fstab</code> und SysV
|
||||
init-Skripte</li>
|
||||
<li>Hooks für den Bootprozess (System-Update, Resume, Debug …)</li>
|
||||
<li>Umgebungsvariablen setzen</li>
|
||||
<li>➤ Generatoren generieren beim Boot dynamisch Units</li>
|
||||
</ul>
|
||||
<h1 id="calling-convention">Calling convention</h1>
|
||||
<p><code># /path/to/generator normal-dir early-dir late-dir</code></p>
|
||||
<ul>
|
||||
<li>Generatoren sind in
|
||||
<ul>
|
||||
<li><code>/run/systemd/{system,user}-generators/*</code></li>
|
||||
<li><code>/etc/systemd/{system,user}-generators/*</code></li>
|
||||
<li><code>/usr/lib/systemd/{system,user}-generators/*</code></li>
|
||||
<li><code>/usr/local/lib/systemd/{system,user}-generators/*</code></li>
|
||||
</ul></li>
|
||||
</ul>
|
||||
<h1 id="generierte-units">Generierte Units</h1>
|
||||
<ul>
|
||||
<li>neu generieren mit <code>systemctl daemon-reload</code></li>
|
||||
<li>generierte Units landen in
|
||||
<ul>
|
||||
<li><code>normal-dir</code> ➤ <code>/run/systemd/generator</code></li>
|
||||
<li><code>early-dir</code> ➤
|
||||
<code>/run/systemd/generator.early</code></li>
|
||||
<li><code>late-dir</code> ➤
|
||||
<code>/run/systemd/generator.late</code></li>
|
||||
</ul></li>
|
||||
</ul>
|
||||
<h1 id="templating">Templating</h1>
|
||||
<ul>
|
||||
<li>generierte Units dürfen auch sein
|
||||
<ul>
|
||||
<li>Templates</li>
|
||||
<li>Instanzen von Templates (<code>getty@tty1.service</code>)</li>
|
||||
</ul></li>
|
||||
<li>Generatoren können auch Symlinks in <code>.wants/</code>,
|
||||
<code>.target</code> und <code>.requires/</code> erstellen</li>
|
||||
</ul>
|
||||
<h1 id="abhängigkeiten-vermeiden">Abhängigkeiten vermeiden</h1>
|
||||
<ul>
|
||||
<li>kein syslog oder journal benutzen</li>
|
||||
<li>keine Units starten</li>
|
||||
<li>keine nicht essentiellen Dateisysteme verwenden (aber /proc, /usr,
|
||||
/sys und /dev)</li>
|
||||
<li>Generatoren werden parallel ausgeführt</li>
|
||||
</ul>
|
||||
<h1 id="performance">Performance</h1>
|
||||
<p>kann Boot verlangsamen ➤ Nicht mit bash implementieren, lieber C</p>
|
||||
<h1 id="debugging">Debugging</h1>
|
||||
<pre><code>dir=$(mktemp -d)
|
||||
SYSTEMD_LOG_LEVEL=debug /usr/lib/systemd/system-generators/systemd-fstab-generator "$dir" "$dir" "$dir"
|
||||
find $dir</code></pre>
|
||||
<ul>
|
||||
<li>syslog(3) ist nicht vefügbar</li>
|
||||
<li>keine Magie versuchen</li>
|
||||
</ul>
|
||||
<h1 id="nicht-geeignet-für">Nicht geeignet für</h1>
|
||||
<ul>
|
||||
<li>Ersatz von init-Skripten ➤ systemd-sysv-generator(8)</li>
|
||||
<li>dynamische Konfigurationsdateien ➤ <code>ExecStartPre=</code> oder
|
||||
Service mit <code>Before=</code></li>
|
||||
</ul>
|
||||
<h1 id="beispiele">Beispiele</h1>
|
||||
<ul>
|
||||
<li><p>systemd-fstab-generator(8)</p></li>
|
||||
<li><p>systemd-debug-generator(8)</p></li>
|
||||
<li><p>systemd-getty-generator(8)</p></li>
|
||||
<li><p>systemd-sysv-generator(8)</p></li>
|
||||
<li><p>systemd.environment-generator(7)</p></li>
|
||||
</ul>
|
||||
<h1 id="source">Source</h1>
|
||||
<ul>
|
||||
<li><code>man 7 systemd.generator</code></li>
|
||||
</ul>
|
||||
</main>
|
||||
<footer>Released: 2019-03-14</footer>
|
||||
</body>
|
||||
</html>
|
||||
Loading…
Add table
Add a link
Reference in a new issue