2.4.nix

{ lib, stdenv, fetchurl, fetchpatch2, perl, zlib, apr, aprutil, pcre2, libiconv, lynx, which, libxcrypt, buildPackages, pkgsCross, runCommand
, nixosTests
, proxySupport ? true
, sslSupport ? true, openssl
, http2Support ? true, nghttp2
, ldapSupport ? true, openldap
, libxml2Support ? true, libxml2
, brotliSupport ? true, brotli
, luaSupport ? false, lua5
}:

stdenv.mkDerivation rec {
  pname = "apache-httpd";
  version = "2.4.62";

  src = fetchurl {
    url = "mirror://apache/httpd/httpd-${version}.tar.bz2";
    hash = "sha256-Z0GI579EztgtqNtSLalGhJ4iCA1z0WyT9/TfieJXKew=";
  };

  patches = [
    # Fix cross-compilation by using CC_FOR_BUILD for generator program
    # https://issues.apache.org/bugzilla/show_bug.cgi?id=51257#c6
    (fetchpatch2 {
      name = "apache-httpd-cross-compile.patch";
      url = "https://gitlab.com/buildroot.org/buildroot/-/raw/5dae8cddeecf16c791f3c138542ec51c4e627d75/package/apache/0001-cross-compile.patch";
      hash = "sha256-KGnAa6euOt6dkZQwURyVITcfqTkDkSR8zpE97DywUUw=";
    })
  ];

  # FIXME: -dev depends on -doc
  outputs = [ "out" "dev" "man" "doc" ];
  setOutputFlags = false; # it would move $out/modules, etc.

  depsBuildBuild = [ buildPackages.stdenv.cc ];

  nativeBuildInputs = [ perl which ];

  buildInputs = [ perl libxcrypt zlib ] ++
    lib.optional brotliSupport brotli ++
    lib.optional sslSupport openssl ++
    lib.optional ldapSupport openldap ++    # there is no --with-ldap flag
    lib.optional libxml2Support libxml2 ++
    lib.optional http2Support nghttp2 ++
    lib.optional stdenv.hostPlatform.isDarwin libiconv;

  postPatch = ''
    sed -i config.layout -e "s|installbuilddir:.*|installbuilddir: $dev/share/build|"
    sed -i configure -e 's|perlbin=.*|perlbin="/usr/bin/env perl"|'
    sed -i support/apachectl.in -e 's|@LYNX_PATH@|${lynx}/bin/lynx|'
  '';

  # Required for ‘pthread_cancel’.
  NIX_LDFLAGS = lib.optionalString (!stdenv.hostPlatform.isDarwin) "-lgcc_s";

  configureFlags = [
    "--with-apr=${apr.dev}"
    "--with-apr-util=${aprutil.dev}"
    "--with-z=${zlib.dev}"
    "--with-pcre=${pcre2.dev}/bin/pcre2-config"
    "--disable-maintainer-mode"
    "--disable-debugger-mode"
    "--enable-mods-shared=all"
    "--enable-mpms-shared=all"
    "--enable-cern-meta"
    "--enable-imagemap"
    "--enable-cgi"
    "--includedir=${placeholder "dev"}/include"
    (lib.enableFeature proxySupport "proxy")
    (lib.enableFeature sslSupport "ssl")
    (lib.withFeatureAs libxml2Support "libxml2" "${libxml2.dev}/include/libxml2")
    "--docdir=$(doc)/share/doc"

    (lib.enableFeature brotliSupport "brotli")
    (lib.withFeatureAs brotliSupport "brotli" brotli)

    (lib.enableFeature http2Support "http2")
    (lib.withFeature http2Support "nghttp2")

    (lib.enableFeature luaSupport "lua")
    (lib.withFeatureAs luaSupport "lua" lua5)
  ] ++ lib.optionals (!stdenv.buildPlatform.canExecute stdenv.hostPlatform) [
    # skip bad config check when cross compiling
    # https://gitlab.com/buildroot.org/buildroot/-/blob/5dae8cddeecf16c791f3c138542ec51c4e627d75/package/apache/apache.mk#L23
    "ap_cv_void_ptr_lt_long=no"
  ];

  enableParallelBuilding = true;

  stripDebugList = [ "lib" "modules" "bin" ];

  postInstall = ''
    mkdir -p $doc/share/doc/httpd
    mv $out/manual $doc/share/doc/httpd
    mkdir -p $dev/bin
    mv $out/bin/apxs $dev/bin/apxs
  '';

  passthru = {
    inherit apr aprutil sslSupport proxySupport ldapSupport luaSupport lua5;
    tests = {
      acme-integration = nixosTests.acme;
      proxy = nixosTests.proxy;
      php = nixosTests.php.httpd;
      cross = runCommand "apacheHttpd-test-cross" { } ''
        ${pkgsCross.aarch64-multiplatform.apacheHttpd.dev}/bin/apxs -q -n INCLUDE | grep CC=aarch64-unknown-linux-gnu-gcc > $out
        head -n1 ${pkgsCross.aarch64-multiplatform.apacheHttpd}/bin/dbmmanage | grep '^#!${pkgsCross.aarch64-multiplatform.perl}/bin/perl$' >> $out
      '';
    };
  };

  meta = with lib; {
    description = "Apache HTTPD, the world's most popular web server";
    homepage    = "https://httpd.apache.org/";
    license     = licenses.asl20;
    platforms   = platforms.linux ++ platforms.darwin;
    maintainers = with maintainers; [ lovek323 ];
  };
}