graylog module: add plugin support

nixos/modules/services/logging/graylog.nix

@@ -17,9 +17,16 @@ let
     elasticsearch_discovery_zen_ping_unicast_hosts = ${cfg.elasticsearchDiscoveryZenPingUnicastHosts}
     message_journal_dir = ${cfg.messageJournalDir}
     mongodb_uri = ${cfg.mongodbUri}
+    plugin_dir = /var/lib/graylog/plugins
 
     ${cfg.extraConfig}
   '';
+
+  glPlugins = pkgs.buildEnv {
+    name = "graylog-plugins";
+    paths = cfg.plugins;
+  };
+
 in
 
 {
@@ -121,6 +128,12 @@ in
         description = "Any other configuration options you might want to add";
       };
 
+      plugins = mkOption {
+        description = "Extra graylog plugins";
+        default = [ ];
+        type = types.listOf types.package;
+      };
+
     };
   };
 
@@ -146,6 +159,16 @@ in
       path = [ pkgs.openjdk8 pkgs.which pkgs.procps ];
       preStart = ''
         mkdir -p /var/lib/graylog -m 755
+
+        rm -rf /var/lib/graylog/plugins || true
+        mkdir -p /var/lib/graylog/plugins -m 755
+
+        for declarativeplugin in `ls ${glPlugins}/bin/`; do
+          ln -sf ${glPlugins}/bin/$declarativeplugin /var/lib/graylog/plugins/$declarativeplugin
+        done
+        for includedplugin in `ls ${cfg.package}/plugin/`; do
+          ln -s ${cfg.package}/plugin/$includedplugin /var/lib/graylog/plugins/$includedplugin || true
+        done
         chown -R ${cfg.user} /var/lib/graylog
 
         mkdir -p ${cfg.messageJournalDir} -m 755

pkgs/tools/misc/graylog/plugins.nix

@@ -0,0 +1,129 @@
+{ pkgs,  stdenv, fetchurl, fetchFromGitHub, unzip, graylog }:
+
+with pkgs.lib;
+
+let
+  glPlugin = a@{
+    pluginName,
+    version,
+    installPhase ? ''
+      mkdir -p $out/bin
+      cp $src $out/bin/${pluginName}-${version}.jar
+    '',
+    ...
+  }:
+    stdenv.mkDerivation (a // {
+      inherit installPhase;
+      unpackPhase = "true";
+      buildInputs = [ unzip ];
+      meta = a.meta // {
+        platforms = graylog.meta.platforms;
+        maintainers = (a.meta.maintainers or []) ++ [ maintainers.fadenb ];
+      };
+    });
+in {
+  auth_sso = glPlugin rec {
+    name = "graylog-auth-sso-${version}";
+    pluginName = "graylog-plugin-auth-sso";
+    version = "1.0.6";
+    src = fetchurl {
+      url = "https://github.com/Graylog2/${pluginName}/releases/download/${version}/${pluginName}-${version}.jar";
+      sha256 = "0wvdf2rnjrhdw1vp7bc7008s45rggzq57lh8k6s3q35rppligaqd";
+    };
+    meta = {
+      homepage = "https://github.com/Graylog2/graylog-plugin-auth-sso";
+      description = "SSO support for Graylog through trusted HTTP headers set by load balancers or authentication proxies";
+    };
+  };
+  ipanonymizer = glPlugin rec {
+    name = "graylog-ipanonymizer-${version}";
+    pluginName = "graylog-plugin-ipanonymizer";
+    version = "1.1.2";
+    src = fetchurl {
+      url = "https://github.com/Graylog2/${pluginName}/releases/download/${version}/${pluginName}-${version}.jar";
+      sha256 = "0hd66751hp97ddkn29s1cmjmc2h1nrp431bq7d2wq16iyxxlygri";
+    };
+    meta = {
+      homepage = "https://github.com/Graylog2/graylog-plugin-ipanonymizer";
+      description = "A graylog-server plugin that replaces the last octet of IP addresses in messages with xxx";
+    };
+  };
+  jabber = glPlugin rec {
+    name = "graylog-jabber-${version}";
+    pluginName = "graylog-plugin-jabber";
+    version = "1.2.1";
+    src = fetchurl {
+      url = "https://github.com/Graylog2/${pluginName}/releases/download/v${version}/${pluginName}-${version}.jar";
+      sha256 = "1r12hpjp2ggmhsapgrk829va94aw44qi2kqqkgf1fj9ih4k0c837";
+    };
+    meta = {
+      homepage = "https://github.com/Graylog2/graylog-plugin-jabber";
+      description = "Jabber Alarmcallback Plugin for Graylog";
+    };
+  };
+  netflow = glPlugin rec {
+    name = "graylog-netflow-${version}";
+    pluginName = "graylog-plugin-netflow";
+    version = "0.1.1";
+    src = fetchurl {
+      url = "https://github.com/Graylog2/${pluginName}/releases/download/${version}/${pluginName}-${version}.jar";
+      sha256 = "1pdv12f9dca1rxf62ds51n79cjhkkyj0gjny8kj1cq64vlayc9x9";
+    };
+    meta = {
+      homepage = "https://github.com/Graylog2/graylog-plugin-netflow";
+      description = "Graylog NetFlow plugin";
+    };
+  };
+  redis = glPlugin rec {
+    name = "graylog-redis-${version}";
+    pluginName = "graylog-plugin-redis";
+    version = "0.1.0";
+    src = fetchurl {
+      url = "https://github.com/Graylog2/${pluginName}/releases/download/${version}/${pluginName}-${version}.jar";
+      sha256 = "0hwz83m9gwx0fdapc63v3lr1q6acbphssqwp4qqzz78wg2w79xgi";
+    };
+    meta = {
+      homepage = "https://github.com/Graylog2/graylog-plugin-redis";
+      description = "Redis plugin for Graylog";
+    };
+  };
+  spaceweather = glPlugin rec {
+    name = "graylog-spaceweather-${version}";
+    pluginName = "graylog-plugin-spaceweather";
+    version = "1.0";
+    src = fetchurl {
+      url = "https://github.com/Graylog2/${pluginName}/releases/download/${version}/spaceweather-input.jar";
+      sha256 = "1mwqy3fhyy4zdwyrzvbr565xwf96xs9d3l70l0khmrm848xf8wz4";
+    };
+    meta = {
+      homepage = "https://github.com/Graylog2/graylog-plugin-spaceweather";
+      description = "Correlate proton density to the response time of your app and the ion temperature to your exception rate.";
+    };
+  };
+  threatintel = glPlugin rec {
+    name = "graylog-threatintel-${version}";
+    pluginName = "graylog-plugin-threatintel";
+    version = "0.9.2";
+    src = fetchurl {
+      url = "https://github.com/Graylog2/${pluginName}/releases/download/${version}/${pluginName}-${version}.jar";
+      sha256 = "0d2cjcgjwfqp6b756n68zbslm1pq1z9dhn6iiskmv6jdpkffjw3l";
+    };
+    meta = {
+      homepage = "https://github.com/Graylog2/graylog-plugin-threatintel";
+      description = "Graylog Processing Pipeline functions to enrich log messages with IoC information from threat intelligence databases";
+    };
+  };
+  twitter = glPlugin rec {
+    name = "graylog-twitter-${version}";
+    pluginName = "graylog-plugin-twitter";
+    version = "2.0.0";
+    src = fetchurl {
+      url = "https://github.com/Graylog2/${pluginName}/releases/download/${version}/${pluginName}-${version}.jar";
+      sha256 = "1pi34swy9nzq35a823zzvqrjhb6wsg302z31vk2y656sw6ljjxyh";
+    };
+    meta = {
+      homepage = "https://github.com/Graylog2/graylog-plugin-twitter";
+      description = "Graylog input plugin that reads Twitter messages based on keywords in realtime";
+    };
+  };
+}

pkgs/top-level/all-packages.nix

@@ -2008,6 +2008,9 @@ with pkgs;
   grails = callPackage ../development/web/grails { jdk = null; };
 
   graylog = callPackage ../tools/misc/graylog { };
+  graylogPlugins = recurseIntoAttrs (
+    callPackage ../tools/misc/graylog/plugins.nix { }
+  );
 
   gprof2dot = callPackage ../development/tools/profiling/gprof2dot {
     # Using pypy provides significant performance improvements (~2x)