stockholm/krebs/krops.nix
2021-01-24 15:58:14 +01:00

78 lines
2.2 KiB
Nix

{ name, target ? name }: rec {
krops = ../submodules/krops;
lib = import "${krops}/lib";
# TODO document why pkgs should be used like this
pkgs = import "${krops}/pkgs" {};
krebs-source = { test ? false }: rec {
nixpkgs = if test then {
derivation = let
rev = (lib.importJSON ./nixpkgs.json).rev;
sha256 = (lib.importJSON ./nixpkgs.json).sha256;
in ''
with import (builtins.fetchTarball {
url = "https://github.com/nixos/nixpkgs/archive/${rev}.tar.gz";
sha256 = "${sha256}";
}) {};
pkgs.fetchFromGitHub {
owner = "nixos";
repo = "nixpkgs";
rev = "${rev}";
sha256 = "${sha256}";
}
'';
} else {
git = {
ref = (lib.importJSON ./nixpkgs.json).rev;
url = https://github.com/NixOS/nixpkgs;
shallow = true;
};
};
stockholm.file = toString ../.;
stockholm-version.pipe =
toString (pkgs.writers.writeDash "${name}-version" ''
set -efu
cd ${lib.escapeShellArg stockholm.file}
V=$(${pkgs.coreutils}/bin/date +%y.%m)
if test -d .git; then
V=$V.git.$(${pkgs.git}/bin/git describe --always --dirty)
case $V in (*-dirty)
V=$V@''${HOSTNAME-$(${pkgs.nettools}/bin/hostname)}
esac
fi
printf %s "$V"
'');
};
source ={ test }: lib.evalSource [
(krebs-source { test = test; })
{
nixos-config.symlink = "stockholm/krebs/1systems/${name}/config.nix";
secrets = if test then {
file = toString ./0tests/data/secrets;
} else {
pass = {
dir = "${lib.getEnv "HOME"}/brain";
name = "krebs-secrets/${name}";
};
};
}
];
# usage: $(nix-build --no-out-link --argstr name HOSTNAME -A deploy)
deploy = pkgs.krops.writeDeploy "${name}-deploy" {
source = source { test = false; };
target = "root@${target}/var/src";
};
# usage: $(nix-build --no-out-link --argstr name HOSTNAME --argstr target PATH -A test)
test = { target }: pkgs.krops.writeTest "${name}-test" {
force = true;
inherit target;
source = source { test = true; };
};
}