Merge branch 'master' of https://lab.neuronfarm.net/nomad/wiki-system.wiki
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commit
a67145f779
6
Firefox-plugins.md
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6
Firefox-plugins.md
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* [FreedomMarks](https://github.com/damko/freedommarks-browser-webextension) - Browser extension for Nextcloud Bookmarks
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* [Grammalecte](https://grammalecte.net/) - Correcteur grammatical, orthographique et typographique pour le français.
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* [User-Agent Switcher and Manager](https://add0n.com/useragent-switcher.html) - Spoof websites trying to gather information about your web navigation to deliver distinct content you may not want
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* [Wallabagger](https://github.com/wallabag/wallabagger)
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Extension pour Wallabag qui permet d'éditer le titre de la page, les tags, changer l'état en tant que favori, archivé ou supprimé.
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* [Dark Reader](http://darkreader.org/) - Un thème sombre pour chaque site Web. Prenez soin de vos yeux, utilisez Dark Reader pour votre navigation nocturne et quotidienne.
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@ -74,3 +74,4 @@ Run ubiquity to start the installer and install as normal, selecting “Use enti
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## questions to be solves
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* what happen if zpool passwd is not given at boot shutdown ?
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* find a way to shut it down pass a delay
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71
disable-encrypt-swap-partition.md
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disable-encrypt-swap-partition.md
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# disable encrypt swap partition
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## prerequisite
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* This setup is based on [encrypt swap partition](./encrypt-swap-Ubuntu-20.04)
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* all command bellow are run has root
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## disable encrypt swap partition
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* Turn off swap
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~~~
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root@laptop:/root# swapoff /dev/mapper/cryptswap
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~~~
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* Undo the existing mapping.
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~~~
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root@laptop:/root# cryptsetup luksClose /dev/mapper/cryptswap
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~~~
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* remove your encrypt swap device define in your **/etc/crypttab**
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* ajust **/etc/fstab** to use your real swap partition
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~~~
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/dev/nvme0n1p2 none swap discard 0 0
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~~~
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* make your partition a swap
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~~~
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root@laptop:/root# mkswap /dev/nvme0n1p2
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~~~
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* activate swap
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~~~
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root@laptop:/root# swapon -a
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~~~
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* remove file */etc/initramfs-tools/conf.d/resume*
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~~~
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root@laptop:/root# rm /etc/initramfs-tools/conf.d/resume
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~~~
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Register these changes.
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~~~{bash}
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root@laptop:/root# update-initramfs -u -k all
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update-initramfs: Generating /boot/initrd.img-5.4.0-37-generic
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cryptsetup: ERROR: Couldn't resolve device rpool/ROOT/ubuntu_0ctpm6
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cryptsetup: WARNING: Couldn't determine root device
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I: The initramfs will attempt to resume from /dev/nvme0n1p2
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I: (UUID=09c1daa8-a572-41b9-8655-c38ea7778723)
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I: Set the RESUME variable to override this.
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root@laptop:/root#
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~~~
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* Change your /etc/default/grub GRUB_CMDLINE_LINUX_DEFAULT to point to your real partition
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~~~
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GRUB_CMDLINE_LINUX_DEFAULT="quiet splash resume=UUID=09c1daa8-a572-41b9-8655-c38ea7778723"
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~~~
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~~~
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root@laptop:/root# update-grub
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~~~
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Next you need to reboot to enable everything and test it.
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81
encrypt-swap-Ubuntu-20.04.md
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81
encrypt-swap-Ubuntu-20.04.md
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# encrypt swap Ubuntu 20.04 with hibernation
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## prerequisite
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* all command bellow are run has root
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* install ecryptfs
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~~~{bat}
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root@laptop:/root# install apt-get install ecryptfs-utils
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~~~
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## encrypt swap
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* turn off current swap
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~~~
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root@laptop:/root# swapoff -a
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~~~
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* encrypt swap partition
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~~~
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root@laptop:/root# cryptsetup luksFormat --cipher aes-xts-plain64 --verify-passphrase --key-size 256 /dev/nvme0n1p2
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root@laptop:/root# cryptsetup open /dev/nvme0n1p2 cryptswap
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~~~
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* set up the crypt partition as swap.
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~~~
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root@laptop:/root# mkswap /dev/mapper/cryptswap
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~~~
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* ajust **/etc/fstab** to use your mapper, replace your encrypt swap device like bellow :
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~~~
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/dev/mapper/cryptswap none swap discard 0 0
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~~~
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* add your encrypt swap device define in **/etc/crypttab**
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~~~
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cryptswap /dev/nvme0n1p2 none luks
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~~~
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* enable swap
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~~~
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root@laptop:/root# swapon -a
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~~~
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* edit **/etc/initramfs-tools/conf.d/resume**. Replace the existing **RESUME** line with the following line.
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~~~
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root@laptop:/root# printf "RESUME=/dev/mapper/cryptswap" | tee /etc/initramfs-tools/conf.d/resume
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~~~
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* Register these changes.
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~~~
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root@laptop:/root# update-initramfs -u -k all
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~~~
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* Change your /etc/default/grub GRUB_CMDLINE_LINUX_DEFAULT to point to remove or be sure there is nothing in resume
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GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
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~~~
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root@laptop:/root# update-grub
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~~~
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### to be solve
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~~~
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cryptsetup: ERROR: Couln't resolve device rpool/ROOT/ubuntu_...
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cryptsetup: WARNING: Couln't determine root device
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~~~
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## sources
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* [wiki.archlinux.org - dm-crypt/Swap encryption](https://wiki.archlinux.org/index.php/Dm-crypt/Swap_encryption#LVM_on_LUKS)
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* [help.ubuntu.com - Enable Hibernate With Encrypted Swap](https://help.ubuntu.com/community/EnableHibernateWithEncryptedSwap)
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@ -98,99 +98,6 @@ HandleSuspendKey=suspend-then-hibernate
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HandleLidSwitch=suspend-then-hibernate
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~~~
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## encrypt swap partition
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sources :
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* [wiki.archlinux.org - dm-crypt/Swap encryption](https://wiki.archlinux.org/index.php/Dm-crypt/Swap_encryption#LVM_on_LUKS)
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* [help.ubuntu.com - Enable Hibernate With Encrypted Swap](https://help.ubuntu.com/community/EnableHibernateWithEncryptedSwap)
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~~~
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apt-get install ecryptfs-utils
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swapoff -a
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cryptsetup luksFormat --cipher aes-xts-plain64 --verify-passphrase --key-size 256 /dev/nvme0n1p2
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cryptsetup open /dev/<device> swapDevice
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mkswap /dev/mapper/mkswap /dev/mapper/swapDevice
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~~~
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edit : /etc/default/grub
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~~~
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GRUB_CMDLINE_LINUX_DEFAULT="quiet splash resume=/dev/mapper/swapDevice"
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~~~
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~~~
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update-grub
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~~~
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Now ajust /etc/fstab to use your mapper, replace your encrypt swap device like bellow :
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~~~
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/dev/nvme0n1p2 none swap discard 0 0
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~~~
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remove your encrypt swap device define in /etc/crypttab
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~~~
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swapDevice /dev/nvme0n1p2 none luks
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~~~
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~~~
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swapon -a
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~~~
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Register these changes.
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~~~
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update-initramfs -u -k all
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~~~
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## disable encrypt swap partition
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* Turn off swap
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~~~
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swapoff /dev/mapper/cryptswap1
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~~~
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* remove your encrypt swap device define in your /etc/crypttab
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* ajust /etc/fstab to use your real swap partition
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~~~
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/dev/nvme0n1p2 none swap discard 0 0
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~~~
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* Change your /etc/default/grub GRUB_CMDLINE_LINUX_DEFAULT to
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~~~
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GRUB_CMDLINE_LINUX_DEFAULT="quiet splash resume=/dev/nvme0n1p2"
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~~~
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* edit /etc/initramfs-tools/conf.d/resume. Replace the existing RESUME line with the following line.
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~~~
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RESUME=/dev/nvme0n1p2
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~~~
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* make your partition a swap
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~~~
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mkswap /dev/nvme0n1p2
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~~~
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* activate swap
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~~~
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swapon -a
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~~~
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### to be solve
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~~~
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cryptsetup: ERROR: Couln't resolve device rpool/ROOT/ubuntu_...
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cryptsetup: WARNING: Couln't determine root device
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~~~
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## xfce4-power-manager suspend to hibernate option
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source : [docs.xfce.org - Frequently Asked Questions - Xfce4 Power Manager](https://docs.xfce.org/xfce/xfce4-power-manager/faq)
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@ -1,3 +1,4 @@
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<<<<<<< HEAD
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# Xubuntu on XPS 13 7390 2 in 1
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## sources
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* [Gentoo wiki - Dell XPS 13 2-in-1 (7390)](https://wiki.gentoo.org/wiki/Dell_XPS_13_2-in-1_(7390))
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