Különbségek

A kiválasztott változat és az aktuális verzió közötti különbségek a következők.

--- systemd [2018/04/24 07:04] – létrehozva daevidt
+++ systemd [2022/02/23 13:17] (aktuális) – daevidt
@@ Sor 1: / Sor 1: @@
-=== /var/run persistency ===
+==== Basic usage ====
+<code bash>
+ systemctl start apache2
+ systemctl stop apache2
+ systemctl enable apache2
+ systemctl disable apache2
+ systemctl status apache2
+</code>
+==== networkd ====
+Config files:
+  /etc/systemd/network
+  DNS=...
+  DHCP=..
+  Gateway=..
+  Address=..
+  Domains=..
+  ...
+Check **man systemd.network**
+==== tmpfiles.d, /var/run persistency ====
 With the adoption of systemd, there is now a centralized mechanism for the creation of temporary files and directories. A service wishing to use this method can remove mkdir commands in its own startup script and instead place a .conf file in **/etc/tmpfiles.d**, **/run/tmpfiles.d**, or **/usr/lib/tmpfiles.d**, with Ubuntu services seeming to prefer the last option.
@@ Sor 10: / Sor 35: @@
   L     /tmp/foobar -    -    -    -   /dev/null
 </code>
+Further information can be found using **man tmpfiles.d**
+==== Init scripts ====
+Init scripts are located here:
+  /etc/systemd/system/
+  /lib/systemd/system/
+  ...
+Example init scripts:
+<code bash>
+[Unit]
+Description=Calibre Server
+After=network.target
+StartLimitIntervalSec=500
+StartLimitBurst=5
+[Service]
+Type=forking
+PIDFile=/var/run/calibre-server.pid
+Restart=on-failure
+RestartSec=5s
+ExecStart=/usr/bin/calibre-server \
+        --daemonize \
+        --port 32452 \
+        --pidfile /run/calibre-server.pid \
+    --enable-local-write \
+    --log=/var/log/calibre.log \
+        /home/calibre/db \
+        /home/calibre/en \
+        /home/calibre/romantikus \
+        /home/calibre/paperbooks
+[Install]
+WantedBy=multi-user.target
+</code>
+<code bash>
+[Unit]
+Description=Calibre Book Importer
+After=network.target calibre.service
+[Service]
+Type=oneshot
+ExecStart=/home/calibre/import-books.sh
+KillMode=mixed
+[Install]
+WantedBy=multi-user.target
+</code>
+=== Types ===
+  * forking
+  * oneshot
+  * ...
+  # TODO!!!
+=== Reload init scripts config ===
+  systemctl daemon-reload