Talk:Proxmox Linux Container

NixOS container (LXC) on Proxmox Virtual Environment 7

	GUI	CLI
find the (a current) NixOS template	for example for 21.05 go to the hydra https://hydra.nixos.org/ find (in the row) nixos and choose it https://hydra.nixos.org/project/nixos currently (20.09 and) 21.05 is provided find your preferred channel to install (the newest stable release is 21.05 in the following) and choose it https://hydra.nixos.org/jobset/nixos/release-21.05 find (the tab) Jobs and choose it https://hydra.nixos.org/jobset/nixos/release-21.05#tabs-jobs find (in the row) nixos.containerTarball.x86_64-linux and choose it https://hydra.nixos.org/job/nixos/release-21.05/nixos.containerTarball.x86_64-linux find (in the row) the last successful build (the newest today is 155685206 in the following) and choose it https://hydra.nixos.org/build/155685206 find (in the row) the file nixos-system-x86_64-linux.tar.xz with the link https://hydra.nixos.org/build/155685206/download/1/nixos-system-x86_64-linux.tar.xz the link for the latest (daily) tarball for a container (of 21.05) is https://hydra.nixos.org/job/nixos/release-21.05/nixos.containerTarball.x86_64-linux/latest/download-by-type/file/system-tarball
download the NixOS template	(if you want to switch to the Storage View and) go to one of your nodes where you can (find and) store CT Templates. choose the Download from URL button add the link for the NiixOS template file https://hydra.nixos.org/job/nixos/release-21.05/nixos.containerTarball.x86_64-linux/latest/download-by-type/file/system-tarball (to the text field of URL:) add a nice file name for the current downloadable build of the template (to the text field of File name:) for example nixos-21.05_2021-10-10.tar.xz (Proxmox Virtual Environment style: name of the linux operating system (nixos), release version (21.05), and enriched with the date of the day of the (download and) build	going to the folder where all the templates for Promox Virtual Environment are stored cd /mnt/pve/cephfs/template/cache downloading the NixOS template file wget -c https://hydra.nixos.org/job/nixos/release-21.05/nixos.containerTarball.x86_64-linux/latest/download-by-type/file/system-tarball (optional you should) move the downloaded NixOS template file to a nicer (more individual) file name mv system-tarball nixos-21.05_2021-10-10.tar.xz (optional you can) going back cd -
create a (first) new NixOS container with Proxmox Virtual Environment		pct create … pct create 1000 --arch amd64 --description nixos-template cephfs:vztmpl/nixos-21.05_2021-10-10.tar.xz --ostype unmanaged --net0 name=eth0 --storage storage --unprivileged 1 (optional you can) check the (pve) lxc config file (and it should look like something like the following) less /etc/pve/lxc/1000.conf arch: amd64 hostname: CT1000 memory: 1024 net0: name=eth0 ostype: unmanaged rootfs: storage:vm-1000-disk-0,size=4G swap: 512 unprivileged: 1
customize the individual Proxmox Virtual Environment container configuration for NixOS		sync_wait: 36 An error occurred in another process (expected sequence number 7) __lxc_start: 2073 Failed to spawn container "1000" TASK ERROR: startup for container '1000' failed editing the specific (pve) lxc config file (to a option for lxc.init.cmd) nano /etc/pve/lxc/1000.conf lxc.init.cmd: /init
(configure the available (virtual) network device for the Proxmox Virtual Environment container)
(activate nesting for NixOS in the Proxmox Virtual Environment container)		(optional you can) check the (pve) lxc config file (and it should look like something like the following) less /etc/pve/lxc/1000.conf arch: amd64 cores: 2 features: nesting=1 hostname: CT1000 memory: 1024 net0: name=eth0,bridge=vmbr1,hwaddr=E6:8B:60:E0:19:4C,ip=dhcp,type=veth ostype: unmanaged rootfs: storage:vm-1000-disk-0,size=4G swap: 512 unprivileged: 1
customize the (pve) lxc startup setup routine		run_buffer: 316 Script exited with status 1 lxc_init: 816 Failed to run lxc.hook.pre-start for container "1000" __lxc_start: 2007 Failed to initialize container "1000" TASK ERROR: startup for container '1000' failed nano /usr/share/perl5/PVE/LXC/Setup.pm sub unified_cgroupv2_support { my ($self) = @_; return if !$self->{plugin}; # unmanaged $self->protected_call(sub { $self->{plugin}->unified_cgroupv2_support() }); } WARN: old systemd (< v232) detected, container won't run in a pure cgroupv2 environment! Please see documentation -> container -> cgroup version. TASK WARNINGS: 1	https://forum.proxmox.com/threads/92381/#post-402350 grep cgroup /proc/filesystems nodev cgroup nodev cgroup2
start the NixOS container with Proxmox Virtual Environment		pct start …
…			https://github.com/NixOS/nixpkgs/issues/9735#issuecomment-783535726
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