{ lib, stdenv, fetchurl, unzip, elasticsearch }:

let
  esVersion = elasticsearch.version;

  esPlugin =
    a@{
      pluginName,
      installPhase ? ''
        mkdir -p $out/config
        mkdir -p $out/plugins
        ln -s ${elasticsearch}/lib ${elasticsearch}/modules $out
        ES_HOME=$out ${elasticsearch}/bin/elasticsearch-plugin install --batch -v file://$src
        rm $out/lib $out/modules
      ''
    , ...
    }:
    stdenv.mkDerivation (a // {
      inherit installPhase;
      pname = "elasticsearch-${pluginName}";
      dontUnpack = true;
      # Work around the "unpacker appears to have produced no directories"
      # case that happens when the archive doesn't have a subdirectory.
      sourceRoot = ".";
      nativeBuildInputs = [ unzip ];
      meta = a.meta // {
        platforms = elasticsearch.meta.platforms;
        maintainers = (a.meta.maintainers or [ ]) ++ (with lib.maintainers; [ offline ]);
      };
    });
in
{

  analysis-icu = esPlugin rec {
    name = "elasticsearch-analysis-icu-${version}";
    pluginName = "analysis-icu";
    version = esVersion;
    src = fetchurl {
      url = "https://artifacts.elastic.co/downloads/elasticsearch-plugins/${pluginName}/${pluginName}-${version}.zip";
      hash =
        if version == "7.17.16" then "sha256-wgm6N5fofs5wTM25ZT3dJkg7iDesXsc3Up419IAY9gk="
        else throw "unsupported version ${version} for plugin ${pluginName}";
    };
    meta = with lib; {
      homepage = "https://github.com/elastic/elasticsearch/tree/master/plugins/analysis-icu";
      description = "The ICU Analysis plugin integrates the Lucene ICU module into elasticsearch";
      license = licenses.asl20;
    };
  };

  analysis-kuromoji = esPlugin rec {
    pluginName = "analysis-kuromoji";
    version = esVersion;
    src = fetchurl {
      url = "https://artifacts.elastic.co/downloads/elasticsearch-plugins/${pluginName}/${pluginName}-${version}.zip";
      hash =
        if version == "7.17.16" then "sha256-SShdBcWfm21XoVhghSSiWIhsoXzG7wz6162iOmuf5EU="
        else throw "unsupported version ${version} for plugin ${pluginName}";
    };
    meta = with lib; {
      homepage = "https://github.com/elastic/elasticsearch/tree/master/plugins/analysis-kuromoji";
      description = "The Japanese (kuromoji) Analysis plugin integrates Lucene kuromoji analysis module into Elasticsearch.";
      license = licenses.asl20;
    };
  };

  analysis-lemmagen = esPlugin rec {
    pluginName = "analysis-lemmagen";
    version = esVersion;
    src = fetchurl {
      url = "https://github.com/vhyza/elasticsearch-${pluginName}/releases/download/v${version}/elasticsearch-${pluginName}-${version}-plugin.zip";
      hash =
        if version == "7.17.9" then "sha256-iY25apDkS6s0RoR9dVL2o/hFuUo6XhMzLjl8wDSFejk="
        else throw "unsupported version ${version} for plugin ${pluginName}";
    };
    meta = with lib; {
      homepage = "https://github.com/vhyza/elasticsearch-analysis-lemmagen";
      description = "LemmaGen Analysis plugin provides jLemmaGen lemmatizer as Elasticsearch token filter";
      license = licenses.asl20;
      broken = true; # Not released yet for ES 7.17.10
    };
  };

  analysis-phonetic = esPlugin rec {
    pluginName = "analysis-phonetic";
    version = esVersion;
    src = fetchurl {
      url = "https://artifacts.elastic.co/downloads/elasticsearch-plugins/${pluginName}/${pluginName}-${version}.zip";
      hash =
        if version == "7.17.16" then "sha256-S/Cp9opeLitFh2/3Qw7/MFt6GcYKufxXKD6cJSi3SaQ="
        else throw "unsupported version ${version} for plugin ${pluginName}";
    };
    meta = with lib; {
      homepage = "https://github.com/elastic/elasticsearch/tree/master/plugins/analysis-phonetic";
      description = "The Phonetic Analysis plugin integrates phonetic token filter analysis with elasticsearch";
      license = licenses.asl20;
    };
  };

  discovery-ec2 = esPlugin rec {
    pluginName = "discovery-ec2";
    version = esVersion;
    src = fetchurl {
      url = "https://artifacts.elastic.co/downloads/elasticsearch-plugins/${pluginName}/${pluginName}-${version}.zip";
      hash =
        if version == "7.17.16" then "sha256-hMErTLd5fXg420Olz+j6Zv7WByA1aNq9FlEgCtkYIxY="
        else throw "unsupported version ${version} for plugin ${pluginName}";
    };
    meta = with lib; {
      homepage = "https://github.com/elastic/elasticsearch/tree/master/plugins/discovery-ec2";
      description = "The EC2 discovery plugin uses the AWS API for unicast discovery.";
      license = licenses.asl20;
    };
  };

  ingest-attachment = esPlugin rec {
    pluginName = "ingest-attachment";
    version = esVersion;
    src = fetchurl {
      url = "https://artifacts.elastic.co/downloads/elasticsearch-plugins/${pluginName}/${pluginName}-${version}.zip";
      hash =
        if version == "7.17.16" then "sha256-z0gfdx98urCzdQNlVn99CmteG6jweOmUDmGJW89twtU="
        else throw "unsupported version ${version} for plugin ${pluginName}";
    };
    meta = with lib; {
      homepage = "https://github.com/elastic/elasticsearch/tree/master/plugins/ingest-attachment";
      description = "Ingest processor that uses Apache Tika to extract contents";
      license = licenses.asl20;
    };
  };

  repository-s3 = esPlugin rec {
    pluginName = "repository-s3";
    version = esVersion;
    src = fetchurl {
      url = "https://artifacts.elastic.co/downloads/elasticsearch-plugins/${pluginName}/${pluginName}-${esVersion}.zip";
      hash =
        if version == "7.17.16" then "sha256-TWMN8jzFjzBVTUB+zn4tJr47VMXHC8U+014BvnArK8M="
        else throw "unsupported version ${version} for plugin ${pluginName}";
    };
    meta = with lib; {
      homepage = "https://github.com/elastic/elasticsearch/tree/master/plugins/repository-s3";
      description = "The S3 repository plugin adds support for using AWS S3 as a repository for Snapshot/Restore.";
      license = licenses.asl20;
    };
  };

  repository-gcs = esPlugin rec {
    pluginName = "repository-gcs";
    version = esVersion;
    src = fetchurl {
      url = "https://artifacts.elastic.co/downloads/elasticsearch-plugins/${pluginName}/${pluginName}-${esVersion}.zip";
      hash =
        if version == "7.17.16" then "sha256-hG5wy1Xw4T1NzI7pja3CejwJg002/n6YqM1/QaVSWbg="
        else throw "unsupported version ${version} for plugin ${pluginName}";
    };
    meta = with lib; {
      homepage = "https://github.com/elastic/elasticsearch/tree/master/plugins/repository-gcs";
      description = "The GCS repository plugin adds support for using Google Cloud Storage as a repository for Snapshot/Restore.";
      license = licenses.asl20;
    };
  };

  search-guard = let
    majorVersion = lib.head (builtins.splitVersion esVersion);
  in esPlugin rec {
    pluginName = "search-guard";
    version =
      # https://docs.search-guard.com/latest/search-guard-versions
      if esVersion == "7.17.16" then "${esVersion}-53.8.0"
      else throw "unsupported version ${esVersion} for plugin ${pluginName}";
    src =
      if esVersion == "7.17.16" then
        fetchurl {
          url = "https://maven.search-guard.com/search-guard-suite-release/com/floragunn/search-guard-suite-plugin/${version}/search-guard-suite-plugin-${version}.zip";
          hash = "sha256-j8dz7rUKWqMvT6EksoFIuGJzYcgdMipKeg2d8UtzlDI=";
        }
      else throw "unsupported version ${version} for plugin ${pluginName}";
    meta = with lib; {
      homepage = "https://search-guard.com";
      description = "Elasticsearch plugin that offers encryption, authentication, and authorisation.";
      license = licenses.asl20;
    };
  };
}