feat: add es version 6 support

.gitignore

@@ -1,9 +1,10 @@
 .idea
 .vscode
 .DS_Store
-data.json
-mapping.json
-setting.json
-output.json
+*data.json
+*mapping.json
+*setting.json
+*output.json
+*test.json
 *.txt
 dist

go.mod

@@ -3,6 +3,7 @@ module github.com/loveuer/esgo2dump
 go 1.18
 
 require (
+	github.com/elastic/go-elasticsearch/v6 v6.8.10
 	github.com/elastic/go-elasticsearch/v7 v7.17.10
 	github.com/samber/lo v1.39.0
 	github.com/sirupsen/logrus v1.9.3

go.sum

@@ -2,6 +2,8 @@ github.com/cpuguy83/go-md2man/v2 v2.0.3/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46t
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/elastic/go-elasticsearch/v6 v6.8.10 h1:2lN0gJ93gMBXvkhwih5xquldszpm8FlUwqG5sPzr6a8=
+github.com/elastic/go-elasticsearch/v6 v6.8.10/go.mod h1:UwaDJsD3rWLM5rKNFzv9hgox93HoX8utj1kxD9aFUcI=
 github.com/elastic/go-elasticsearch/v7 v7.17.10 h1:TCQ8i4PmIJuBunvBS6bwT2ybzVFxxUhhltAs3Gyu1yo=
 github.com/elastic/go-elasticsearch/v7 v7.17.10/go.mod h1:OJ4wdbtDNk5g503kvlHLyErCgQwwzmDtaFC4XyOxXA4=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=

internal/cmd/cmd.go

@@ -19,6 +19,10 @@ esgo2dump --input=http://127.0.0.1:9200/some_index --output=./data.json
 
 esgo2dump --input=http://127.0.0.1:9200/some_index --output=http://192.168.1.1:9200/some_index --limit=5000
 
+esgo2dump --input=http://127.0.0.1:9200/some_index --i-version 6 --output=./data.json
+
+esgo2dump --output=http://127.0.0.1:9200/some_index --o-version 6 --input=./data.json
+
 esgo2dump --input=https://username:password@127.0.0.1:9200/some_index --output=./data.json
 
 esgo2dump --input=http://127.0.0.1:9200/some_index --source='id;name;age;address' --output=./data.json
@@ -38,6 +42,8 @@ esgo2dump --input=http://127.0.0.1:9200/some_index --output=./data.json --query_
 	f_query_file string
 
 	f_version bool
+
+	es_iversion, es_oversion string
 )
 
 func init() {
@@ -47,6 +53,8 @@ func init() {
 
 	rootCommand.Flags().StringVarP(&f_input, "input", "i", "", "*required: input file or es url (example :data.json / http://127.0.0.1:9200/my_index)")
 	rootCommand.Flags().StringVarP(&f_output, "output", "o", "output.json", "")
+	rootCommand.Flags().StringVar(&es_iversion, "i-version", "7", "input(es) version")
+	rootCommand.Flags().StringVar(&es_oversion, "o-version", "7", "output(es) version")
 	rootCommand.Flags().StringVarP(&f_type, "type", "t", "data", "data/mapping/setting")
 	rootCommand.Flags().StringVarP(&f_source, "source", "s", "", "query source, use ';' to separate")
 	rootCommand.Flags().StringVarP(&f_query, "query", "q", "", `query dsl, example: {"bool":{"must":[{"term":{"name":{"value":"some_name"}}}],"must_not":[{"range":{"age":{"gte":18,"lt":60}}}]}}`)

internal/cmd/run.go

@@ -4,6 +4,7 @@ import (
 	"bufio"
 	"context"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"net/url"
 	"os"
@@ -50,6 +51,8 @@ func run(cmd *cobra.Command, args []string) error {
 
 	if opt.Debug {
 		logrus.SetLevel(logrus.DebugLevel)
+		logrus.SetReportCaller(true)
+		logrus.SetFormatter(&logrus.TextFormatter{})
 	}
 
 	if f_version {
@@ -61,11 +64,11 @@ func run(cmd *cobra.Command, args []string) error {
 		return err
 	}
 
-	if ioi, err = newIO(f_input, interfaces.IOInput); err != nil {
+	if ioi, err = newIO(f_input, interfaces.IOInput, es_iversion); err != nil {
 		return err
 	}
 
-	if ioo, err = newIO(f_output, interfaces.IOOutput); err != nil {
+	if ioo, err = newIO(f_output, interfaces.IOOutput, es_oversion); err != nil {
 		return err
 	}
 
@@ -260,7 +263,7 @@ func executeData(ctx context.Context, input, output interfaces.DumpIO) error {
 	}
 }
 
-func newIO(source string, ioType interfaces.IO) (interfaces.DumpIO, error) {
+func newIO(source string, ioType interfaces.IO, esv string) (interfaces.DumpIO, error) {
 	var (
 		err  error
 		iurl *url.URL
@@ -292,9 +295,18 @@ func newIO(source string, ioType interfaces.IO) (interfaces.DumpIO, error) {
 		}
 	}
 
-	logrus.Debugf("newIO.%s: source as url=%+v", ioType.Code(), *iurl)
+	logrus.Debugf("newIO.%s: source as url=%+v version=%s", ioType.Code(), *iurl, esv)
 
+	switch esv {
+	case "7":
 		return xes.NewClient(iurl, ioType)
+	case "6":
+		return xes.NewClientV6(iurl, ioType)
+	case "8":
+		return nil, errors.New("es version 8 comming soon")
+	default:
+		return nil, fmt.Errorf("unknown es version=%s", esv)
+	}
 
 ClientByFile:
 	if ioType == interfaces.IOOutput {

internal/interfaces/source.go

@@ -31,3 +31,20 @@ type ESMapping map[string]struct {
 		Properties map[string]any `json:"properties"`
 	} `json:"mappings"`
 }
+
+type ESResponseV6 struct {
+	ScrollId string `json:"_scroll_id"`
+	Took     int    `json:"took"`
+	TimedOut bool   `json:"timed_out"`
+	Shards   struct {
+		Total      int `json:"total"`
+		Successful int `json:"successful"`
+		Skipped    int `json:"skipped"`
+		Failed     int `json:"failed"`
+	} `json:"_shards"`
+	Hits struct {
+		Total    int         `json:"total"`
+		MaxScore float64     `json:"max_score"`
+		Hits     []*ESSource `json:"hits"`
+	} `json:"hits"`
+}

internal/xes/xes6.go

@@ -0,0 +1,364 @@
+package xes
+
+import (
+	"bytes"
+	"context"
+	"crypto/tls"
+	"encoding/json"
+	"fmt"
+	"io"
+	"net"
+	"net/http"
+	"net/url"
+	"strings"
+	"time"
+
+	elastic "github.com/elastic/go-elasticsearch/v6"
+	"github.com/elastic/go-elasticsearch/v6/esapi"
+	"github.com/elastic/go-elasticsearch/v6/esutil"
+	"github.com/loveuer/esgo2dump/internal/interfaces"
+	"github.com/loveuer/esgo2dump/internal/opt"
+	"github.com/loveuer/esgo2dump/internal/util"
+	"github.com/sirupsen/logrus"
+)
+
+func NewClientV6(url *url.URL, iot interfaces.IO) (interfaces.DumpIO, error) {
+
+	var (
+		address     = fmt.Sprintf("%s://%s", url.Scheme, url.Host)
+		urlIndex    = strings.TrimPrefix(url.Path, "/")
+		urlUsername string
+		urlPassword string
+		errCh       = make(chan error)
+		cliCh       = make(chan *elastic.Client)
+	)
+
+	if url.User != nil {
+		urlUsername = url.User.Username()
+		if p, ok := url.User.Password(); ok {
+			urlPassword = p
+		}
+	}
+
+	logrus.Debugf("xes.NewClient: endpoint=%s index=%s (username=%s password=%s)", address, urlIndex, urlUsername, urlPassword)
+
+	if urlIndex == "" {
+		return nil, fmt.Errorf("please specify index name: (like => http://127.0.0.1:9200/my_index)")
+	}
+
+	ncFunc := func(endpoints []string, username, password, index string) {
+		var (
+			err      error
+			cli      *elastic.Client
+			infoResp *esapi.Response
+		)
+
+		if cli, err = elastic.NewClient(
+			elastic.Config{
+				Addresses:     endpoints,
+				Username:      username,
+				Password:      password,
+				CACert:        nil,
+				RetryOnStatus: []int{429},
+				MaxRetries:    3,
+				RetryBackoff:  nil,
+				Transport: &http.Transport{
+					TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
+					DialContext:     (&net.Dialer{Timeout: 10 * time.Second}).DialContext,
+				},
+			},
+		); err != nil {
+			logrus.Debugf("xes.NewClient: elastic new client with endpont=%s err=%v", endpoints, err)
+			errCh <- err
+			return
+		}
+
+		if infoResp, err = cli.Info(); err != nil {
+			logrus.Debugf("xes.NewClient: ping err=%v", err)
+			errCh <- err
+			return
+		}
+
+		if infoResp.StatusCode != 200 {
+			err = fmt.Errorf("info xes status=%d", infoResp.StatusCode)
+			logrus.Debugf("xes.NewClient: status err=%v", err)
+			errCh <- err
+			return
+		}
+
+		cliCh <- cli
+	}
+
+	go ncFunc([]string{address}, urlUsername, urlPassword, urlIndex)
+
+	select {
+	case <-util.Timeout(10).Done():
+		return nil, fmt.Errorf("dial es=%s err=%v", address, context.DeadlineExceeded)
+	case c := <-cliCh:
+		return &clientv6{c: c, index: urlIndex, iot: iot}, nil
+	case e := <-errCh:
+		return nil, e
+	}
+}
+
+type clientv6 struct {
+	c        *elastic.Client
+	iot      interfaces.IO
+	index    string
+	scrollId string
+}
+
+func (c *clientv6) checkResponse(r *esapi.Response) error {
+	if r.StatusCode == 200 {
+		return nil
+	}
+
+	return fmt.Errorf("status=%d msg=%s", r.StatusCode, r.String())
+}
+
+func (c *clientv6) IOType() interfaces.IO {
+	return c.iot
+}
+
+func (c *clientv6) IsFile() bool {
+	return false
+}
+
+func (c *clientv6) Close() error {
+	return nil
+}
+
+func (c *clientv6) ResetOffset() {
+	defer func() {
+		c.scrollId = ""
+	}()
+
+	bs, _ := json.Marshal(map[string]string{
+		"scroll_id": c.scrollId,
+	})
+
+	rr, err := c.c.ClearScroll(
+		c.c.ClearScroll.WithContext(util.Timeout(3)),
+		c.c.ClearScroll.WithBody(bytes.NewReader(bs)),
+	)
+	if err != nil {
+		logrus.Warnf("ResetOffset: clear scroll id=%s err=%v", c.scrollId, err)
+		return
+	}
+
+	if rr.StatusCode != 200 {
+		logrus.Warnf("ResetOffset: clear scroll id=%s msg=%s", c.scrollId, rr.String())
+	}
+}
+func (c *clientv6) WriteData(ctx context.Context, docs []*interfaces.ESSource) (int, error) {
+	var (
+		err     error
+		indexer esutil.BulkIndexer
+		count   int
+		be      error
+	)
+	if indexer, err = esutil.NewBulkIndexer(esutil.BulkIndexerConfig{
+		Client:       c.c,
+		Index:        c.index,
+		Refresh:      "",
+		DocumentType: "_doc",
+	}); err != nil {
+		return 0, err
+	}
+
+	for _, doc := range docs {
+		var bs []byte
+
+		if bs, err = json.Marshal(doc.Content); err != nil {
+			return 0, err
+		}
+
+		logrus.WithField("raw", string(bs)).Debug()
+
+		if err = indexer.Add(context.Background(), esutil.BulkIndexerItem{
+			Action:     "index",
+			Index:      c.index,
+			DocumentID: doc.DocId,
+			Body:       bytes.NewReader(bs),
+			OnFailure: func(ctx context.Context, item esutil.BulkIndexerItem, item2 esutil.BulkIndexerResponseItem, bulkErr error) {
+				be = bulkErr
+			},
+		}); err != nil {
+			return 0, err
+		}
+		count++
+	}
+
+	if err = indexer.Close(util.TimeoutCtx(ctx, opt.Timeout)); err != nil {
+		return 0, err
+	}
+
+	if be != nil {
+		return 0, be
+	}
+
+	stats := indexer.Stats()
+	if stats.NumFailed > 0 {
+		return count, fmt.Errorf("write to xes failed_count=%d bulk_count=%d", stats.NumFailed, count)
+	}
+
+	return count, nil
+}
+
+func (c *clientv6) ReadData(ctx context.Context, i int, query map[string]any, source []string) ([]*interfaces.ESSource, error) {
+	var (
+		err    error
+		resp   *esapi.Response
+		result = new(interfaces.ESResponseV6)
+		bs     []byte
+	)
+
+	if c.scrollId == "" {
+		qs := []func(*esapi.SearchRequest){
+			c.c.Search.WithContext(util.TimeoutCtx(ctx, opt.Timeout)),
+			c.c.Search.WithIndex(c.index),
+			c.c.Search.WithSize(i),
+			c.c.Search.WithFrom(0),
+			c.c.Search.WithScroll(time.Duration(opt.Timeout*2) * time.Second),
+		}
+
+		if len(source) > 0 {
+			qs = append(qs, c.c.Search.WithSourceIncludes(source...))
+		}
+
+		if query != nil && len(query) > 0 {
+			queryBs, _ := json.Marshal(map[string]any{"query": query})
+			qs = append(qs, c.c.Search.WithBody(bytes.NewReader(queryBs)))
+		}
+
+		if resp, err = c.c.Search(qs...); err != nil {
+			return nil, err
+		}
+		defer resp.Body.Close()
+
+		if resp.StatusCode != 200 {
+			return nil, fmt.Errorf(resp.String())
+		}
+
+		if bs, err = io.ReadAll(resp.Body); err != nil {
+			return nil, err
+		}
+
+		if err = json.Unmarshal(bs, result); err != nil {
+			logrus.
+				WithField("err", err.Error()).
+				WithField("raw", string(bs)).
+				Debug()
+			return nil, err
+		}
+
+		c.scrollId = result.ScrollId
+
+		return result.Hits.Hits, nil
+	}
+
+	if resp, err = c.c.Scroll(
+		c.c.Scroll.WithScrollID(c.scrollId),
+		c.c.Scroll.WithScroll(time.Duration(opt.Timeout*2)*time.Second),
+	); err != nil {
+		return result.Hits.Hits, nil
+	}
+
+	decoder := json.NewDecoder(resp.Body)
+	if err = decoder.Decode(result); err != nil {
+		return nil, err
+	}
+
+	return result.Hits.Hits, nil
+}
+
+func (c *clientv6) ReadMapping(ctx context.Context) (map[string]any, error) {
+	r, err := c.c.Indices.GetMapping(
+		c.c.Indices.GetMapping.WithIndex(c.index),
+	)
+	if err != nil {
+		return nil, err
+	}
+
+	if r.StatusCode != 200 {
+		return nil, fmt.Errorf("status=%d, msg=%s", r.StatusCode, r.String())
+	}
+
+	m := make(map[string]any)
+	decoder := json.NewDecoder(r.Body)
+	if err = decoder.Decode(&m); err != nil {
+		return nil, err
+	}
+
+	return m, nil
+}
+func (c *clientv6) WriteMapping(ctx context.Context, m map[string]any) error {
+	var (
+		err    error
+		bs     []byte
+		result *esapi.Response
+	)
+
+	for idxKey := range m {
+		if bs, err = json.Marshal(m[idxKey]); err != nil {
+			return err
+		}
+
+		if result, err = c.c.Indices.Create(
+			c.index,
+			c.c.Indices.Create.WithContext(util.TimeoutCtx(ctx, opt.Timeout)),
+			c.c.Indices.Create.WithBody(bytes.NewReader(bs)),
+		); err != nil {
+			return err
+		}
+
+		if err = c.checkResponse(result); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func (c *clientv6) ReadSetting(ctx context.Context) (map[string]any, error) {
+	r, err := c.c.Indices.GetSettings(
+		c.c.Indices.GetSettings.WithContext(util.TimeoutCtx(ctx, opt.Timeout)),
+		c.c.Indices.GetSettings.WithIndex(c.index),
+	)
+	if err != nil {
+		return nil, err
+	}
+
+	if r.StatusCode != 200 {
+		return nil, fmt.Errorf("status=%d, msg=%s", r.StatusCode, r.String())
+	}
+
+	m := make(map[string]any)
+	decoder := json.NewDecoder(r.Body)
+	if err = decoder.Decode(&m); err != nil {
+		return nil, err
+	}
+
+	return m, nil
+}
+
+func (c *clientv6) WriteSetting(ctx context.Context, m map[string]any) error {
+	var (
+		err    error
+		bs     []byte
+		result *esapi.Response
+	)
+
+	if bs, err = json.Marshal(m); err != nil {
+		return err
+	}
+
+	if result, err = c.c.Indices.PutSettings(
+		bytes.NewReader(bs),
+		c.c.Indices.PutSettings.WithContext(util.TimeoutCtx(ctx, opt.Timeout)),
+	); err != nil {
+		return err
+	}
+
+	return c.checkResponse(result)
+}

readme.md

@@ -26,13 +26,17 @@ esgo2dump --input=http://127.0.0.1:9200/some_index --output=./data.json
 
 esgo2dump --input=http://127.0.0.1:9200/some_index --output=http://192.168.1.1:9200/some_index --limit=5000
 
+esgo2dump --input=http://127.0.0.1:9200/some_index --i-version 6 --output=./data.json
+
+esgo2dump --output=http://127.0.0.1:9200/some_index --o-version 6 --input=./data.json
+
 esgo2dump --input=https://username:password@127.0.0.1:9200/some_index --output=./data.json
 
 esgo2dump --input=http://127.0.0.1:9200/some_index --source='id;name;age;address;phones' --output=./data.json
 
 esgo2dump --input=http://127.0.0.1:9200/some_index --output=./data.json --query='{"match": {"name": "some_name"}}'
 
-esgo2dump --input=http://127.0.0.1:9200/some_index --output=./data.json --query_file=my_queries.json
+esgo2dump --input=http://127.0.0.1:9200/some_index --output=./data.json --query_file=my_queries.json`,
 ```
 
 - example_queries.json
@@ -51,4 +55,4 @@ esgo2dump --input=http://127.0.0.1:9200/some_index --output=./data.json --query_
 - [x] auto create index with mapping
 - [ ] auto create index with mapping,setting
 - [ ] support es8
-- [ ] support es6
+- [x] support es6