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LPIC
https://lwn.net/ https://fosstodon.org/@kernellogger@hachyderm.io https://kernel.org/ https://www.c-howto.de/tutorial/makefiles/ https://www.reactivated.net/writing_udev_rules.html https://wiki.syslinux.org/wiki/index.php?title=The_Syslinux_Project https://wik...
LPIC-2 201-450
Alle Relevanten Themen für die 201-450 Prüfung
Topic 201: Linux Kernel
Kursvorgaben LPI: Topic 201: Linux Kernel 201.1 Kernel components (weight: 2) Candidates should be able to utilise kernel components that are necessary to specific hardware, hardware drivers, system resources and requirements. This objective includes implement...
Topic 202: System Startup
202.1 Customising system startup Standard Bootvorgang: UEFI → shim → Bootloader (grub2) → Kernel (initrd, initramfs) → init (systemd, SysV init …) → Dienste In der Praxis selten: UEFI → efi-stub → Kernel → init → Dienste BIOS → Bootloader → Kernel → init → Die...
Topic 202: System Startup
Kursvorgaben LPI: Topic 202: System Startup 202.1 Customising system startup (weight: 3) Candidates should be able to query and modify the behaviour of system services at various targets / run levels. A thorough understanding of the systemd, SysV Init and the ...
Topic 203: Filesystem and Devices
Kursvorgaben LPI: Topic 203: Filesystem and Devices 203.1 Operating the Linux filesystem (weight: 4) Candidates should be able to properly configure and navigate the standard Linux filesystem. This objective includes configuring and mounting various filesystem...
Topic 204: Advanced Storage Device Administration
Kursvorgaben LPI: Topic 204: Advanced Storage Device Administration 204.1 Configuring RAID (weight: 3) Candidates should be able to configure and implement software RAID. This objective includes using and configuring RAID 0, 1 and 5. Key Knowledge Areas Softwa...
Topic 205: Networking Configuration
Kursvorgaben LPI: Topic 205: Networking Configuration 205.1 Basic networking configuration (weight: 3) Candidates should be able to configure a network device to be able to connect to a local, wired or wireless, and a wide-area network. This objective includes...
Topic 206: System Maintenance
Kursvorgaben LPI: Topic 206: System Maintenance 206.1 Make and install programs from source (weight: 2) Candidates should be able to build and install an executable program from source. This objective includes being able to unpack a file of sources. Key Knowle...
LPIC-2 202-450
Topic 207: Domain Name Server
Kursvorgaben LPI: Topic 207: Domain Name Server 207.1 Basic DNS server configuration (weight: 3) Candidates should be able to configure BIND to function as an authoritative and as a recursive, caching-only DNS server. This objective includes the ability to man...
Linux - Ansible
Aufbau meiner Ansible Umgebung
01 Ansible Control Node
Einleitung Im Gegensatz zu klassischen Konfigurationsmanagement-Lösungen wie Puppet benötigt Ansible auf den verwalteten Zielsystemen in der Regel keinen dauerhaft installierten Agenten. Ansible arbeitet weitgehend agentenlos und verbindet sich bei Linux-Syste...
00 Vorbereitungen und Umgebungsanpassungen
OPNsense Der Ansible Control Node soll in mein "Server LAN" ausgelagert werden und daher muss auf der Firewall noch einiges vorbereitet werden. DHCP Reservation Die IP des Servers wird per DHCP Reservation festgepinnt. So spare ich mir manuelle Konfiguration a...
02 Ansible Basis Installation
Auf dem Control Node muss nun alles für die Ansible Installation vorbereitet werden.
sshd config - gehärtet
############################################################################### # OpenSSH Server – gehärtete Baseline # # Zielplattform: # - Rocky Linux 10 / RHEL 10 # - OpenSSH 9.9 oder neuer # # Sicherheitsmodell: # - ausschließlich Public-Key-Authenti...