kexec installer package
This commit is contained in:
commit
c318fb3361
SSH key fingerprint:
SHA256:CyeNoWXd3kjX2Nwu6pDxxdS7OqmPVOy0NavA/KU/ntU
3
.gitignore
vendored
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3
.gitignore
vendored
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@ -0,0 +1,3 @@
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/.direnv
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/result
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/.pre-commit-config.yaml
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123
flake.lock
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123
flake.lock
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@ -0,0 +1,123 @@
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{
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"nodes": {
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"flake-compat": {
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"flake": false,
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"locked": {
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"lastModified": 1668681692,
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"narHash": "sha256-Ht91NGdewz8IQLtWZ9LCeNXMSXHUss+9COoqu6JLmXU=",
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"owner": "edolstra",
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"repo": "flake-compat",
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"rev": "009399224d5e398d03b22badca40a37ac85412a1",
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"type": "github"
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},
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"original": {
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"owner": "edolstra",
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"repo": "flake-compat",
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"type": "github"
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}
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},
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"flake-utils": {
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"locked": {
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"lastModified": 1667395993,
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"narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
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"owner": "numtide",
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"repo": "flake-utils",
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"rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
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"type": "github"
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},
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"original": {
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"owner": "numtide",
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"repo": "flake-utils",
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"type": "github"
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}
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},
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"gitignore": {
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"inputs": {
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"nixpkgs": [
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"pre-commit-hooks",
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"nixpkgs"
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]
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},
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"locked": {
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"lastModified": 1660459072,
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"narHash": "sha256-8DFJjXG8zqoONA1vXtgeKXy68KdJL5UaXR8NtVMUbx8=",
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"owner": "hercules-ci",
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"repo": "gitignore.nix",
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"rev": "a20de23b925fd8264fd7fad6454652e142fd7f73",
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"type": "github"
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},
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"original": {
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"owner": "hercules-ci",
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"repo": "gitignore.nix",
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"type": "github"
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}
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},
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"nixpkgs": {
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"locked": {
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"lastModified": 1672617983,
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"narHash": "sha256-68WDiCBs631mbDDk4UAKdGURKcsfW6hjb7wgudTAe5o=",
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"owner": "NixOS",
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"repo": "nixpkgs",
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"rev": "0fc9fca9c8d43edd79d33fea0dd8409d7c4580f4",
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"type": "github"
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},
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"original": {
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"owner": "NixOS",
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"ref": "nixos-unstable",
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"repo": "nixpkgs",
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"type": "github"
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}
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},
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"nixpkgs-stable": {
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"locked": {
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"lastModified": 1671271954,
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"narHash": "sha256-cSvu+bnvN08sOlTBWbBrKaBHQZq8mvk8bgpt0ZJ2Snc=",
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"owner": "NixOS",
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"repo": "nixpkgs",
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"rev": "d513b448cc2a6da2c8803e3c197c9fc7e67b19e3",
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"type": "github"
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},
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"original": {
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"owner": "NixOS",
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"ref": "nixos-22.05",
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"repo": "nixpkgs",
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"type": "github"
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}
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},
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"pre-commit-hooks": {
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"inputs": {
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"flake-compat": "flake-compat",
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"flake-utils": [
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"flake-utils"
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],
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"gitignore": "gitignore",
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"nixpkgs": [
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"nixpkgs"
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],
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"nixpkgs-stable": "nixpkgs-stable"
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},
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"locked": {
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"lastModified": 1672734157,
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"narHash": "sha256-uwUBnv0bN1SO4QVIo8KUx/jxRYCy7cW8kzZa+Qsrw9k=",
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"owner": "cachix",
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"repo": "pre-commit-hooks.nix",
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"rev": "d0ce0a861260493c6c21f16f59d25076f73cb931",
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"type": "github"
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},
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"original": {
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"owner": "cachix",
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"repo": "pre-commit-hooks.nix",
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"type": "github"
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}
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},
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"root": {
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"inputs": {
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"flake-utils": "flake-utils",
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"nixpkgs": "nixpkgs",
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"pre-commit-hooks": "pre-commit-hooks"
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}
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}
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},
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"root": "root",
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"version": 7
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}
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95
flake.nix
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95
flake.nix
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@ -0,0 +1,95 @@
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{
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description = "A very basic flake";
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inputs = {
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nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
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flake-utils.url = "github:numtide/flake-utils";
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pre-commit-hooks = {
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url = "github:cachix/pre-commit-hooks.nix";
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inputs.flake-utils.follows = "flake-utils";
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inputs.nixpkgs.follows = "nixpkgs";
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};
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};
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outputs = { self, nixpkgs, flake-utils, pre-commit-hooks }:
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flake-utils.lib.eachSystem [ "x86_64-linux" ] (system:
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let
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pkgs = nixpkgs.legacyPackages.${system};
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nixosConfig = nixpkgs.lib.nixosSystem {
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inherit system;
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modules = [
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"${nixpkgs}/nixos/modules/installer/netboot/netboot-minimal.nix"
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({ pkgs, ... }: {
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services.openssh = {
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enable = true;
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startWhenNeeded = true;
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};
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users.users.root.openssh.authorizedKeys.keyFiles = [
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(pkgs.fetchurl {
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url = "https://github.com/eboskma.keys";
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sha256 = "uwK4FSLSHiwCJU9U7RBFHIoCmr7uUQLM0JM1u0bi4xo=";
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})
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];
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networking = {
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useDHCP = true;
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};
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system.stateVersion = "23.05";
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})
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];
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};
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kexecScript = pkgs.writeScript "kexec-installer" ''
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#!/bin/sh
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if ! kexec -v >/dev/null 2>&1; then
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echo "kexec not found: please install kexec-tools" 2>&1
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exit 1
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fi
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kexec --load ./bzImage \
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--initrd=./initrd.zst \
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--command-line "init=${nixosConfig.config.system.build.toplevel}/init ${toString nixosConfig.config.boot.kernelParams}"
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if systemctl --version >/dev/null 2>&1; then
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systemctl kexec
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else
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kexec -e
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fi
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'';
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in
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{
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formatter = pkgs.nixpkgs-fmt;
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checks = {
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pre-commit-check = pre-commit-hooks.lib.${system}.run {
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src = ./.;
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hooks = {
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nixpkgs-fmt.enable = true;
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deadnix.enable = true;
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statix.enable = true;
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shellcheck = {
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enable = true;
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types_or = [ "executable" ];
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};
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shfmt.enable = true;
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};
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};
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};
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devShells.default = with pkgs; mkShell {
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inherit (self.checks.${system}.pre-commit-check) shellHook;
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name = "kexec-installer";
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};
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packages.kexec-installer = pkgs.linkFarm "netboot" [
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{ name = "initrd.zst"; path = "${nixosConfig.config.system.build.netbootRamdisk}/initrd.zst"; }
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{ name = "bzImage"; path = "${nixosConfig.config.system.build.kernel}/bzImage"; }
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{ name = "kexec-installer"; path = kexecScript; }
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];
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packages.default = self.packages.${system}.kexec-installer;
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});
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}
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