druid: init at 30.0.0

pkgs/by-name/dr/druid/package.nix

@@ -0,0 +1,78 @@
+{
+  lib,
+  stdenv,
+  fetchurl,
+  extensions ? { },
+  libJars ? [ ],
+  nixosTests,
+  mysqlSupport ? true,
+}:
+let
+  inherit (lib)
+    concatStringsSep
+    licenses
+    maintainers
+    mapAttrsToList
+    optionalString
+    forEach
+    ;
+in
+stdenv.mkDerivation (finalAttrs: {
+  pname = "apache-druid";
+  version = "30.0.0";
+
+  src = fetchurl {
+    url = "mirror://apache/druid/${finalAttrs.version}/apache-druid-${finalAttrs.version}-bin.tar.gz";
+    hash = "sha256-mRYorVkNzM94LP53G78eW20N5UsvMP7Lv4rAysmPwXw=";
+  };
+
+  mysqlConnector = fetchurl {
+    url = "https://repo1.maven.org/maven2/mysql/mysql-connector-java/5.1.48/mysql-connector-java-5.1.48.jar";
+    hash = "sha256-VuJsqqOCH1rkr0T5x09mz4uE6gFRatOAPLsOkEm27Kg=";
+  };
+
+  dontBuild = true;
+
+  loadExtensions = (
+    concatStringsSep "\n" (
+      mapAttrsToList (
+        dir: files:
+        ''
+          if ! test -d $out/extensions/${dir}; then
+               mkdir $out/extensions/${dir};
+           fi
+        ''
+        + concatStringsSep "\n" (
+          forEach files (file: ''
+            if test -d ${file} ; then
+              cp  ${file}/* $out/extensions/${dir}/
+            else
+              cp ${file} $out/extensions/${dir}/
+            fi
+          '')
+        )
+      ) extensions
+    )
+  );
+
+  loadJars = concatStringsSep "\n" (forEach libJars (jar: "cp ${jar} $out/lib/"));
+
+  installPhase = ''
+    runHook preInstall
+    mkdir $out
+    mv * $out
+    ${optionalString mysqlSupport "cp ${finalAttrs.mysqlConnector} $out/extensions/mysql-metadata-storage"}
+    ${finalAttrs.loadExtensions}
+    ${finalAttrs.loadJars}
+    runHook postInstall
+  '';
+
+  meta = {
+    description = "Apache Druid: a high performance real-time analytics database";
+    homepage = "https://github.com/apache/druid";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ vsharathchandra ];
+    mainProgram = "druid";
+  };
+
+})