Unterschiede

Hier werden die Unterschiede zwischen zwei Versionen angezeigt.

--- public_v6:linux [2018/01/17 10:19] – [Installation] admin
+++ public_v6:linux [2023/12/04 09:22] (aktuell) – [Nutzerverwaltung] admin
@@ Zeile 6: / Zeile 6: @@
   * [[public_v6:besonderheiten_debian_ubuntu|Tipps für Ubuntu]]
   * [[public_v6:Ubuntu auf dem Beagle Board]]
+  * [[public_v6:openSUSE]]
 ==== Netzwerk ====
-  * [[public_v6:linux:network_namespaces|Network Namespaces]]
+  * [[linux:network_namespaces|Network Namespaces]]
   * [[public_v6:ubuntu_als_ipv6-ayiya-tunnelgateway|Ubuntu als IPv6-AYIYA-Tunnelgateway]]
   * [[public_v6:ubuntu|Ubuntu IPv6 manuell konfigurieren]]
@@ Zeile 22: / Zeile 23: @@
   * http://tjworld.net/books/ldd3/#ModuleParameters
+==== Datei-Berechtigungen ====
+  * https://major.io/2007/02/13/chmod-and-the-mysterious-first-octet/
+==== Script beim Booten des Systems ausführen ====
+  *https://stackoverflow.com/questions/12973777/how-to-run-a-shell-script-at-startup
 ==== Nutzerverwaltung ====
+=== Nutzer anlegen und SSH-Key konfigurieren: ===
+<code bash>
+sudo useradd <name>
+# Password eingeben
+mkdir .ssh
+# sftp pubkey in 'authorized_keys'
+sudo chown -R <name>:<name> ~/.ssh
+sudo chmod 700 .ssh && chmod 600 .ssh/*
+visudo # add <name> to admins
+# ggf. <name> eintragen in /etc/ssh/sshd_config
+</code>
+=== Account sperren (Konto abgelaufen) ===
+    * <code bash># disallow peter from logging in
+sudo usermod --expiredate 1 peter</code>
+    * [[https://unix.stackexchange.com/questions/570224/whats-the-difference-between-locking-and-expiring-a-user-account|Difference between locking and expiring a user account]]
+=== Kontosperre aufheben ===
+    * <code bash># set expiration date of peter to Never
+sudo usermod --expiredate "" peter</code>
+=== Kontosperren konfigurieren und überprüfen  ===
+    * **Set expiration date:**
+      * <code bash>sudo chage -E 2022-12-01 <userName></code>
+    * **View account  expiration date:**
+      * <code bash>sudo chage -l <userName></code>
+=== Non-login User anlegen ===
   * [[https://superuser.com/questions/77617/how-can-i-create-a-non-login-user|How to create a non-login user]]
+  * <code bash>sudo useradd --system --shell /bin/false username</code>
+  * [[https://www.howtogeek.com/116757/8-ways-to-tweak-and-configure-sudo-on-ubuntu/|Tweak and configure sudo on Ubuntu]]
+==== Real-Time Linux ====
+  * https://wiki.linuxfoundation.org/realtime/start
+  * https://rt.wiki.kernel.org/index.php/Main_Page
+  * http://www.frank-durr.de/?p=203
+  * http://www.machinekit.io/docs/getting-started/install-rt-kernel-RPi2/
+  * https://www.elektronikpraxis.vogel.de/echtzeit-mit-dem-raspberry-pi-a-630497/
+==== Kernelmodul ====
+  * http://derekmolloy.ie/writing-a-linux-kernel-module-part-1-introduction/
+  * https://www.paulkiddie.com/2009/10/creating-a-hello-world-kernel-module-in-linux/
+  * http://tldp.org/LDP/lkmpg/2.6/html/index.html (ist relativ alt!)