From 5ec24ce090a82ee341cbdca458aec72f0f0f4a5a Mon Sep 17 00:00:00 2001
From: ners <ners@gmx.ch>
Date: Sat, 8 Oct 2022 14:15:22 +0200
Subject: [PATCH] janusgraph: init at 0.6.2

---
 pkgs/servers/nosql/janusgraph/default.nix | 44 +++++++++++++++++++++++
 pkgs/top-level/all-packages.nix           |  2 ++
 2 files changed, 46 insertions(+)
 create mode 100644 pkgs/servers/nosql/janusgraph/default.nix

diff --git a/pkgs/servers/nosql/janusgraph/default.nix b/pkgs/servers/nosql/janusgraph/default.nix
new file mode 100644
index 000000000000..3fc63a91cd36
--- /dev/null
+++ b/pkgs/servers/nosql/janusgraph/default.nix
@@ -0,0 +1,44 @@
+{ lib, stdenv, fetchzip, jdk11, makeWrapper }:
+
+stdenv.mkDerivation rec {
+  pname = "janusgraph";
+  version = "0.6.2";
+
+  src = fetchzip {
+    url = "https://github.com/JanusGraph/janusgraph/releases/download/v${version}/janusgraph-${version}.zip";
+    sha256 = "sha256-8TMYk8gGyL71zcFk0Lgo7Isvm4k3eh/H6PjfVePpkI4=";
+  };
+
+  nativeBuildInputs = [ makeWrapper ];
+
+  installPhase = ''
+    mkdir -p $out/bin $out/share/janusgraph
+    install -D $src/lib/*.jar $out/share/janusgraph
+    cd $src
+    find conf scripts -type f -exec install -D {} $out/share/janusgraph/{} \;
+
+    JANUSGRAPH_LIB=$out/share/janusgraph
+    classpath=""
+    # Add the slf4j-log4j12 binding
+    classpath="$classpath":$(find -L $JANUSGRAPH_LIB -name 'slf4j-log4j12*.jar' | sort | tr '\n' ':')
+    # Add the jars in $JANUSGRAPH_LIB that start with "janusgraph"
+    classpath="$classpath":$(find -L $JANUSGRAPH_LIB -name 'janusgraph*.jar' | sort | tr '\n' ':')
+    # Add the remaining jars in $JANUSGRAPH_LIB.
+    classpath="$classpath":$(find -L $JANUSGRAPH_LIB -name '*.jar' \
+                    \! -name 'janusgraph*' \
+                    \! -name 'slf4j-log4j12*.jar' | sort | tr '\n' ':')
+
+    makeWrapper ${jdk11}/bin/java $out/bin/janusgraph-server \
+      --add-flags "-classpath $classpath org.janusgraph.graphdb.server.JanusGraphServer"
+  '';
+
+  meta = with lib; {
+    description = "An open-source, distributed graph database";
+    homepage = "https://janusgraph.org/";
+    mainProgram = "janusgraph-server";
+    license = licenses.asl20;
+    platforms = platforms.unix;
+    maintainers = [ maintainers.ners ];
+  };
+}
+
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 2464fe98b7c9..3c10bb56aecc 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -23297,6 +23297,8 @@ with pkgs;
 
   janus-gateway = callPackage ../servers/janus-gateway { };
 
+  janusgraph = callPackage ../servers/nosql/janusgraph { };
+
   jboss = callPackage ../servers/http/jboss { };
 
   jboss_mysql_jdbc = callPackage ../servers/http/jboss/jdbc/mysql { };