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81 lines
2.6 KiB
Go
81 lines
2.6 KiB
Go
//go:build elastic
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// +build elastic
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package command
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import (
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"context"
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jsoniter "github.com/json-iterator/go"
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elastic "github.com/olivere/elastic/v7"
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"github.com/seaweedfs/seaweedfs/weed/pb/filer_pb"
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"github.com/seaweedfs/seaweedfs/weed/util"
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"strings"
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)
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type EsDocument struct {
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Dir string `json:"dir,omitempty"`
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Name string `json:"name,omitempty"`
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IsDirectory bool `json:"isDir,omitempty"`
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Size uint64 `json:"size,omitempty"`
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Uid uint32 `json:"uid,omitempty"`
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Gid uint32 `json:"gid,omitempty"`
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UserName string `json:"userName,omitempty"`
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Crtime int64 `json:"crtime,omitempty"`
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Mtime int64 `json:"mtime,omitempty"`
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Mime string `json:"mime,omitempty"`
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}
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func toEsEntry(event *filer_pb.EventNotification) (*EsDocument, string) {
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entry := event.NewEntry
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dir, name := event.NewParentPath, entry.Name
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id := util.Md5String([]byte(util.NewFullPath(dir, name)))
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esEntry := &EsDocument{
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Dir: dir,
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Name: name,
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IsDirectory: entry.IsDirectory,
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Size: entry.Attributes.FileSize,
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Uid: entry.Attributes.Uid,
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Gid: entry.Attributes.Gid,
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UserName: entry.Attributes.UserName,
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Crtime: entry.Attributes.Crtime,
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Mtime: entry.Attributes.Mtime,
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Mime: entry.Attributes.Mime,
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}
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return esEntry, id
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}
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func sendToElasticSearchFunc(servers string, esIndex string) (func(resp *filer_pb.SubscribeMetadataResponse) error, error) {
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options := []elastic.ClientOptionFunc{}
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options = append(options, elastic.SetURL(strings.Split(servers, ",")...))
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options = append(options, elastic.SetSniff(false))
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options = append(options, elastic.SetHealthcheck(false))
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client, err := elastic.NewClient(options...)
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if err != nil {
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return nil, err
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}
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return func(resp *filer_pb.SubscribeMetadataResponse) error {
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event := resp.EventNotification
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if event.OldEntry != nil &&
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(event.NewEntry == nil || resp.Directory != event.NewParentPath || event.OldEntry.Name != event.NewEntry.Name) {
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// delete or not update the same file
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dir, name := resp.Directory, event.OldEntry.Name
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id := util.Md5String([]byte(util.NewFullPath(dir, name)))
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println("delete", id)
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_, err := client.Delete().Index(esIndex).Id(id).Do(context.Background())
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return err
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}
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if event.NewEntry != nil {
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// add a new file or update the same file
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esEntry, id := toEsEntry(event)
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value, err := jsoniter.Marshal(esEntry)
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if err != nil {
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return err
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}
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println(string(value))
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_, err = client.Index().Index(esIndex).Id(id).BodyJson(string(value)).Do(context.Background())
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return err
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}
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return nil
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}, nil
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}
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