34 lines
1.3 KiB
Nix
34 lines
1.3 KiB
Nix
{ pkgs, impermanence, ... }: {
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# The impermanence module bind-mounts persistent files and directories, stored in /nix/persist, into the tmpfs root
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# partition on startup. For example: /nix/persist/etc/machine-id is mounted to /etc/machine-id.
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# https://github.com/nix-community/impermanence
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# https://nixos.wiki/wiki/Impermanence
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imports = [
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impermanence.nixosModules.impermanence
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];
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# We *don't* want to use tmpfs for /tmp in case we have to put big files there. Instead, we mount it to the disk and
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# instruct systemd to clean it on boot.
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boot.tmp.cleanOnBoot = true;
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environment.persistence."/nix/persist" = {
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hideMounts = true;
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directories = [
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{ directory = "/etc/NetworkManager/system-connections"; user = "root"; group = "root"; mode = "0700"; }
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{ directory = "/tmp"; user = "root"; group = "root"; mode = "1777"; } # see comment above
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# With great power comes great responsibility, we get it
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{ directory = "/var/db/sudo/lectured"; user = "root"; group = "root"; mode = "0700"; }
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{ directory = "/var/log"; user = "root"; group = "root"; mode = "0755"; }
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];
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files = [
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"/etc/machine-id" # needed for /var/log
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];
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users.caspervk = {
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directories = [
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"/" # entire home directory
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];
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};
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};
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}
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