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plugins.go
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/
plugins.go
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/*
* Copyright (c) 2018. Abstrium SAS <team (at) pydio.com>
* This file is part of Pydio Cells.
*
* Pydio Cells is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Pydio Cells is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Pydio Cells. If not, see <http://www.gnu.org/licenses/>.
*
* The latest code can be found at <https://pydio.com>.
*/
// Package grpc provides the Pydio grpc service for querying indexer.
//
// Insertion in the index is not performed directly but via events broadcasted by the broker.
package grpc
import (
"context"
"path/filepath"
servicecontext "github.com/pydio/cells/common/service/context"
"github.com/micro/go-micro"
"github.com/pydio/cells/common"
"github.com/pydio/cells/common/config"
defaults "github.com/pydio/cells/common/micro"
"github.com/pydio/cells/common/plugins"
"github.com/pydio/cells/common/proto/sync"
"github.com/pydio/cells/common/proto/tree"
"github.com/pydio/cells/common/service"
"github.com/pydio/cells/data/search/dao/bleve"
)
var (
Name = common.ServiceGrpcNamespace_ + common.ServiceSearch
)
func init() {
config.RegisterExposedConfigs(Name, ExposedConfigs)
plugins.Register(func(ctx context.Context) {
service.NewService(
service.Name(Name),
service.Context(ctx),
service.Tag(common.ServiceTagData),
service.Description("Search Engine"),
service.RouterDependencies(),
service.AutoRestart(true),
service.Fork(true),
service.WithMicro(func(m micro.Service) error {
cfg := servicecontext.GetConfig(m.Options().Context)
indexContent := cfg.Val("indexContent").Bool()
dir, _ := config.ServiceDataDir(Name)
bleve.BleveIndexPath = filepath.Join(dir, "searchengine.bleve")
bleveConfs := make(map[string]interface{})
bleveConfs["basenameAnalyzer"] = cfg.Val("basenameAnalyzer").String()
bleveConfs["contentAnalyzer"] = cfg.Val("contentAnalyzer").String()
bleveEngine, err := bleve.NewBleveEngine(indexContent, bleveConfs)
if err != nil {
return err
}
server := &SearchServer{
Engine: bleveEngine,
TreeClient: tree.NewNodeProviderClient(common.ServiceGrpcNamespace_+common.ServiceTree, defaults.NewClient()),
ReIndexThrottler: make(chan struct{}, 5),
}
tree.RegisterSearcherHandler(m.Options().Server, server)
sync.RegisterSyncEndpointHandler(m.Options().Server, server)
m.Init(
micro.BeforeStop(bleveEngine.Close),
)
// Register Subscribers
if err := m.Options().Server.Subscribe(
m.Options().Server.NewSubscriber(
common.TopicMetaChanges,
server.CreateNodeChangeSubscriber(),
),
); err != nil {
return err
}
return nil
}),
)
})
}