Charlotte 🦝 Delenk
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Hydra nixosConfigurations.container-default-x86_64-linux Hydra build #22945 of nixos-config:pr618:nixosConfigurations.container-default-x86_64-linux
Hydra nixosConfigurations.container-default-aarch64-linux Hydra build #22943 of nixos-config:pr618:nixosConfigurations.container-default-aarch64-linux
Hydra nixosConfigurations.container-default-riscv64-linux Hydra build #22944 of nixos-config:pr618:nixosConfigurations.container-default-riscv64-linux
Hydra checks.x86_64-linux.containers-default Hydra build #22942 of nixos-config:pr618:checks.x86_64-linux.containers-default
Hydra nixosConfigurations.not522 Hydra build #22946 of nixos-config:pr618:nixosConfigurations.not522
Hydra nixosConfigurations.not522-installer Hydra build #22947 of nixos-config:pr618:nixosConfigurations.not522-installer
93 lines
3.1 KiB
Nix
93 lines
3.1 KiB
Nix
{
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config,
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pkgs,
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lib,
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...
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}: let
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cfg = config.nix.auto-update;
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in
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with lib; {
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options.nix.auto-update = {
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enable = mkEnableOption "enable automatic updates";
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reboot = mkEnableOption "Reboot if kernel change";
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hydraServer = mkOption {
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type = types.str;
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description = "Location of hydra server";
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default = "https://hydra.chir.rs";
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};
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project = mkOption {
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type = types.str;
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description = "Project name to use";
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default = "nixos-config";
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};
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jobset = mkOption {
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type = types.str;
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description = "Jobset name to use";
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default = "pr618";
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};
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job = mkOption {
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type = types.str;
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description = "Job name to use";
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default = "nixosConfigurations.${config.networking.hostName}";
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};
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};
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config.nix.auto-update.enable = mkDefault config.nix.enable;
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config.nix.auto-update.reboot = mkDefault true;
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config.systemd.services.nixos-upgrade = mkIf config.nix.enable {
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description = "NixOS Upgrade";
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restartIfChanged = false;
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unitConfig.X-StopOnRemoval = false;
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wants = ["network-online.target"];
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after = ["network-online.target"];
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serviceConfig.Type = "oneshot";
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script = ''
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#!${pkgs.bash}/bin/bash
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set -euxo pipefail
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build=$(${pkgs.curl}/bin/curl -H "accept: application/json" -G ${cfg.hydraServer}/api/latestbuilds -d "nr=10" -d "project=${cfg.project}" -d "jobset=${cfg.jobset}" -d "job=${cfg.job}" | ${pkgs.jq}/bin/jq -r '[.[]|select(.buildstatus==0)][0].id')
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doc=$(${pkgs.curl}/bin/curl -H "accept: application/json" ${config.nix.auto-update.hydraServer}/build/$build)
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drvname=$(echo $doc | ${pkgs.jq}/bin/jq -r '.drvpath')
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output=$(${pkgs.nix}/bin/nix-store -r $drvname)
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${pkgs.nix}/bin/nix-env -p /nix/var/nix/profiles/system --set $output
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${
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if config.nix.auto-update.reboot
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then ''
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$output/bin/switch-to-configuration boot
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booted="$(${pkgs.coreutils}/bin/readlink /run/booted-system/{initrd,kernel,kernel-modules})"
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built="$(${pkgs.coreutils}/bin/readlink $output/{initrd,kernel,kernel-modules})"
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if [ "$booted" = "$built" ]; then
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$output/bin/switch-to-configuration switch
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else
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${pkgs.systemd}/bin/shutdown -r +1
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fi
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exit
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''
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else ''
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$output/bin/switch-to-configuration switch
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''
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}
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'';
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};
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config.systemd.timers.nixos-upgrade = {
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enable = config.nix.auto-update.enable;
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description = "Automatically update nixos";
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requires = ["nixos-upgrade.service"];
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wants = ["network-online.target"];
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after = ["network-online.target"];
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wantedBy = ["multi-user.target"];
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timerConfig = {
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OnUnitActiveSec = "30min";
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RandomizedDelaySec = "1h";
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};
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};
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config.assertions = [
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{
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assertion = config.nix.auto-update.enable -> config.nix.enable;
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message = "Auto updating will only work when nix itself is enabled.";
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}
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];
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}
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