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chore(style): shell.nix

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This commit is contained in:
Kierán Meinhardt
2020-09-08 22:01:22 +02:00
parent 02452abfa1
commit 58fc4c1ce6
1 changed files with 17 additions and 19 deletions
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36
shell.nix
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@@ -2,47 +2,49 @@
let
inherit (pkgs) lib;
dependencies = let nixosVersion = "20.03";
in {
dependencies = let nixosVersion = "20.03"; in {
nixpkgs = {
ref = "refs/heads/nixos-${nixosVersion}";
url = "https://github.com/NixOS/nixpkgs-channels.git";
path = ".versions/nixpkgs.json";
path = toString .versions/nixpkgs.json;
};
nixpkgs-unstable = {
ref = "refs/heads/nixos-unstable";
url = "https://github.com/NixOS/nixpkgs-channels.git";
path = ".versions/nixpkgs-unstable.json";
path = toString .versions/nixpkgs-unstable.json;
};
home-manager = {
ref = "refs/heads/release-${nixosVersion}";
url = "https://github.com/rycee/home-manager.git";
path = ".versions/home-manager.json";
path = toString .versions/home-manager.json;
};
krops = {
ref = "refs/tags/v1.21.0";
url = "https://cgit.krebsco.de/krops";
path = ".versions/krops.nix";
path = toString .versions/krops.nix;
};
stockholm = {
ref = "refs/heads/master";
url = "https://cgit.krebsco.de/stockholm";
path = ".versions/stockholm.json";
path = toString .versions/stockholm.json;
};
};
updateScript = name: dependency: ''
${pkgs.nix-prefetch-git}/bin/nix-prefetch-git --url "${dependency.url}" --rev "${dependency.ref}" > "${toString ./.}/${dependency.path}"'';
updateCommand = name: dependency: ''
${pkgs.nix-prefetch-git}/bin/nix-prefetch-git --url "${dependency.url}" --rev "${dependency.ref}" > "${dependency.path}"'';
updateScripts =
lib.mapAttrsToList
(name: dependency: pkgs.writers.writeDashBin "niveum-update-${name}" (updateScript name dependency))
(name: dependency: pkgs.writers.writeDashBin "niveum-update-${name}" (updateCommand name dependency))
dependencies;
updateAllScript = pkgs.writers.writeDashBin "niveum-update" (lib.concatStringsSep " &\n" (lib.mapAttrsToList updateScript dependencies));
in pkgs.mkShell {
buildInputs = updateScripts ++ [ updateAllScript ] ++ [
buildInputs = updateScripts ++ [
(pkgs.writers.writeDashBin "niveum-update"
(lib.concatStringsSep " &\n" (lib.mapAttrsToList updateCommand dependencies)))
(let
deployCommand = pkgs.writers.writeDash "niveum-deploy-one" ''
eval "$(${pkgs.nix}/bin/nix-build --no-out-link "${toString ./.}/deploy.nix" -A "$1")"
@@ -56,8 +58,8 @@ in pkgs.mkShell {
version_file=/etc/niveum/version
machine_status () {
hostname="$1"
for system in systems/*; do
hostname="$(${pkgs.coreutils}/bin/basename "$system")"
if commit_id="$(${pkgs.openssh}/bin/ssh "$hostname" cat $version_file 2>/dev/null)"; then
machine_status="$(${pkgs.git}/bin/git log -1 --oneline "$commit_id")"
@@ -66,13 +68,9 @@ in pkgs.mkShell {
fi
printf "\033[1m%11s\033[0m %s\n" "$hostname" "$machine_status"
}
for system in systems/*; do
hostname="$(basename "$system")"
machine_status "$hostname"
done
'')
];
shellHook = "export HISTFILE=${toString ./.history}";