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{
description = "A complete and Simple Nixos Mailserver";
inputs = {
flake-compat = {
url = "github:edolstra/flake-compat";
flake = false;
};
utils.url = "github:numtide/flake-utils";
nixpkgs.url = "flake:nixpkgs/nixos-unstable";
nixpkgs-23_05.url = "flake:nixpkgs/nixos-23.05";
nixpkgs-23_11.url = "flake:nixpkgs/nixos-23.11";
blobs = {
url = "gitlab:simple-nixos-mailserver/blobs";
flake = false;
};
};
outputs = { self, utils, blobs, nixpkgs, nixpkgs-23_05, nixpkgs-23_11, ... }: let
lib = nixpkgs.lib;
system = "x86_64-linux";
pkgs = nixpkgs.legacyPackages.${system};
releases = [
{
name = "unstable";
pkgs = nixpkgs.legacyPackages.${system};
}
{
name = "23.05";
pkgs = nixpkgs-23_05.legacyPackages.${system};
}
{
name = "23.11";
pkgs = nixpkgs-23_11.legacyPackages.${system};
}
];
testNames = [
"internal"
"external"
"clamav"
"multiple"
"ldap"
];
genTest = testName: release: {
"name"= "${testName}-${builtins.replaceStrings ["."] ["_"] release.name}";
"value"= import (./tests/. + "/${testName}.nix") {
pkgs = release.pkgs;
inherit blobs;
};
};
# Generate an attribute set such as
# {
# external-unstable = <derivation>;
# external-21_05 = <derivation>;
# ...
# }
allTests = lib.listToAttrs (
lib.flatten (map (t: map (r: genTest t r) releases) testNames));
mailserverModule = import ./.;
# Generate a MarkDown file describing the options of the NixOS mailserver module
optionsDoc = let
eval = lib.evalModules {
modules = [
mailserverModule
{
_module.check = false;
mailserver = {
fqdn = "mx.example.com";
domains = [
"example.com"
];
dmarcReporting = {
organizationName = "Example Corp";
domain = "example.com";
};
};
}
];
};
options = builtins.toFile "options.json" (builtins.toJSON
(lib.filter (opt: opt.visible && !opt.internal && lib.head opt.loc == "mailserver")
(lib.optionAttrSetToDocList eval.options)));
in pkgs.runCommand "options.md" { buildInputs = [pkgs.python3Minimal]; } ''
echo "Generating options.md from ${options}"
python ${./scripts/generate-options.py} ${options} > $out
'';
documentation = pkgs.stdenv.mkDerivation {
name = "documentation";
src = lib.sourceByRegex ./docs ["logo\\.png" "conf\\.py" "Makefile" ".*\\.rst"];
buildInputs = [(
pkgs.python3.withPackages (p: with p; [
sphinx
sphinx_rtd_theme
myst-parser
linkify-it-py
])
)];
buildPhase = ''
cp ${optionsDoc} options.md
# Workaround for https://github.com/sphinx-doc/sphinx/issues/3451
unset SOURCE_DATE_EPOCH
make html
'';
installPhase = ''
cp -Tr _build/html $out
'';
};
in {
nixosModules = rec {
mailserver = mailserverModule;
default = mailserver;
};
nixosModule = self.nixosModules.default; # compatibility
hydraJobs.${system} = allTests // {
inherit documentation;
};
checks.${system} = allTests;
packages.${system} = {
inherit optionsDoc documentation;
};
devShells.${system}.default = pkgs.mkShell {
inputsFrom = [ documentation ];
packages = with pkgs; [
clamav
];
};
devShell.${system} = self.devShells.${system}.default; # compatibility
};
}
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