From 369408f1274276c53860bd7a0197c770503995e5 Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Sun, 7 Jun 2015 23:07:55 +0200
Subject: Started work on trivmix service expressions

---
 custom/trivmix-service.nix | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 custom/trivmix-service.nix

(limited to 'custom/trivmix-service.nix')

diff --git a/custom/trivmix-service.nix b/custom/trivmix-service.nix
new file mode 100644
index 00000000..6fca4649
--- /dev/null
+++ b/custom/trivmix-service.nix
@@ -0,0 +1,42 @@
+{ name
+, run ? null
+, connectOut ? null
+, connectIn ? null
+, trivmix
+, stdenv
+, makeWrapper
+, jack2
+}:
+
+let
+  genRun = if ! isNull run then run else (
+    "${derivRun}/run.sh"
+  );
+  derivRun = stdenv.mkDerivation {
+    name = "trivmix-run";
+    src = ''
+      #!/bin/sh
+
+      ${if ! isNull connectIn then "jack_connect ${connectIn} $1" else ""}
+      ${if ! isNull connectOut then "jack_connect $2 ${connectOut}" else ""}
+    '';
+    unpackPhase = "cat";
+    buildInputs = [ makeWrapper ];
+    buildPhase = ''
+      mkdir -p $out/bin
+      cp $src $out/bin/run.sh
+      chmod 755 $out/bin/run.sh
+      wrapProgram $out/bin/run.sh \
+        --prefix PATH : ${jack2}/bin
+    '';
+  };
+in {
+  wantedBy = [ "sound.target" ];
+  requires = [ "jack.service" ];
+  serviceConfig = {
+    Type = "simple";
+    ExecStart = "${trivmix} --client ${name} --run ${genRun} --dir /run/${name}";
+    User = "jack";
+    Group = "audio";
+  };
+}
-- 
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