1 files changed, 93 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/servers/mqtt/mosquitto/default.nix b/nixpkgs/pkgs/servers/mqtt/mosquitto/default.nix
new file mode 100644
index 000000000000..824dcdf62f88
--- /dev/null
+++ b/nixpkgs/pkgs/servers/mqtt/mosquitto/default.nix
@@ -0,0 +1,93 @@
+{ stdenv
+, lib
+, fetchFromGitHub
+, cmake
+, docbook_xsl
+, libxslt
+, c-ares
+, cjson
+, libuuid
+, libuv
+, libwebsockets
+, openssl
+, withSystemd ? lib.meta.availableOn stdenv.hostPlatform systemd
+, systemd
+, uthash
+, fetchpatch
+, nixosTests
+}:
+
+let
+  # Mosquitto needs external poll enabled in libwebsockets.
+  libwebsockets' = (libwebsockets.override {
+    withExternalPoll = true;
+  }).overrideAttrs (old: {
+    # Avoid bug in firefox preventing websockets being created over http/2 connections
+    # https://github.com/eclipse/mosquitto/issues/1211#issuecomment-958137569
+    cmakeFlags = old.cmakeFlags ++ [ "-DLWS_WITH_HTTP2=OFF" ];
+  });
+
+in
+stdenv.mkDerivation rec {
+  pname = "mosquitto";
+  version = "2.0.18";
+
+  src = fetchFromGitHub {
+    owner = "eclipse";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-Vs0blV2IhnlEAm0WtOartz+0vLesJfp78FNJCivRxHk=";
+  };
+
+  patches = lib.optionals stdenv.isDarwin [
+    (fetchpatch {
+      name = "revert-cmake-shared-to-module.patch"; # See https://github.com/eclipse/mosquitto/issues/2277
+      url = "https://github.com/eclipse/mosquitto/commit/e21eaeca37196439b3e89bb8fd2eb1903ef94845.patch";
+      sha256 = "14syi2c1rks8sl2aw09my276w45yq1iasvzkqcrqwy4drdqrf069";
+      revert = true;
+    })
+  ];
+
+  postPatch = ''
+    for f in html manpage ; do
+      substituteInPlace man/$f.xsl \
+        --replace http://docbook.sourceforge.net/release/xsl/current ${docbook_xsl}/share/xml/docbook-xsl
+    done
+  '';
+
+  outputs = [ "out" "dev" "lib" ];
+
+  nativeBuildInputs = [ cmake docbook_xsl libxslt ];
+
+  buildInputs = [
+    c-ares
+    cjson
+    libuuid
+    libuv
+    libwebsockets'
+    openssl
+    uthash
+  ] ++ lib.optional withSystemd systemd;
+
+  cmakeFlags = [
+    (lib.cmakeBool "WITH_BUNDLED_DEPS" false)
+    (lib.cmakeBool "WITH_WEBSOCKETS" true)
+    (lib.cmakeBool "WITH_SYSTEMD" withSystemd)
+  ];
+
+  postFixup = ''
+    sed -i "s|^prefix=.*|prefix=$lib|g" $dev/lib/pkgconfig/*.pc
+  '';
+
+  passthru.tests = {
+    inherit (nixosTests) mosquitto;
+  };
+
+  meta = with lib; {
+    description = "An open source MQTT v3.1/3.1.1/5.0 broker";
+    homepage = "https://mosquitto.org/";
+    license = licenses.epl10;
+    maintainers = with maintainers; [ peterhoeg ];
+    platforms = platforms.unix;
+  };
+}