add HTTP plugin

recorder/plugin.go

@@ -1,12 +1,18 @@
 package recorder
 
 import (
+	"bytes"
 	"context"
+	"encoding/json"
+	"errors"
+	"fmt"
 	"io"
+	"net/http"
 
 	"github.com/go-gost/core/logger"
 	"github.com/go-gost/core/recorder"
 	"github.com/go-gost/plugin/recorder/proto"
+	"github.com/go-gost/x/internal/util/plugin"
 	"google.golang.org/grpc"
 )
 
@@ -16,14 +22,25 @@ type grpcPluginRecorder struct {
 	log    logger.Logger
 }
 
-// NewGRPCPluginRecorder creates a plugin recorder.
-func NewGRPCPluginRecorder(name string, conn grpc.ClientConnInterface) recorder.Recorder {
+// NewGRPCPluginRecorder creates a Recorder plugin based on gRPC.
+func NewGRPCPluginRecorder(name string, addr string, opts ...plugin.Option) recorder.Recorder {
+	var options plugin.Options
+	for _, opt := range opts {
+		opt(&options)
+	}
+
+	log := logger.Default().WithFields(map[string]any{
+		"kind":     "recorder",
+		"recorder": name,
+	})
+	conn, err := plugin.NewGRPCConn(addr, &options)
+	if err != nil {
+		log.Error(err)
+	}
+
 	p := &grpcPluginRecorder{
 		conn: conn,
-		log: logger.Default().WithFields(map[string]any{
-			"kind":     "recorder",
-			"recorder": name,
-		}),
+		log:  log,
 	}
 	if conn != nil {
 		p.client = proto.NewRecorderClient(conn)
@@ -53,3 +70,79 @@ func (p *grpcPluginRecorder) Close() error {
 	}
 	return nil
 }
+
+type httpRecorderRequest struct {
+	Data []byte `json:"data"`
+}
+
+type httpRecorderResponse struct {
+	OK bool `json:"ok"`
+}
+
+type httpPluginRecorder struct {
+	url    string
+	client *http.Client
+	header http.Header
+	log    logger.Logger
+}
+
+// NewHTTPPluginRecorder creates an Recorder plugin based on HTTP.
+func NewHTTPPluginRecorder(name string, url string, opts ...plugin.Option) recorder.Recorder {
+	var options plugin.Options
+	for _, opt := range opts {
+		opt(&options)
+	}
+
+	return &httpPluginRecorder{
+		url:    url,
+		client: plugin.NewHTTPClient(&options),
+		header: options.Header,
+		log: logger.Default().WithFields(map[string]any{
+			"kind":    "recorder",
+			"recorder": name,
+		}),
+	}
+}
+
+func (p *httpPluginRecorder) Record(ctx context.Context, b []byte) error {
+	if len(b) == 0 || p.client == nil {
+		return nil
+	}
+
+	rb := httpRecorderRequest{
+		Data: b,
+	}
+	v, err := json.Marshal(&rb)
+	if err != nil {
+		return err
+	}
+
+	req, err := http.NewRequest(http.MethodPost, p.url, bytes.NewReader(v))
+	if err != nil {
+		return err
+	}
+
+	if p.header != nil {
+		req.Header = p.header.Clone()
+	}
+	req.Header.Set("Content-Type", "application/json")
+	resp, err := p.client.Do(req)
+	if err != nil {
+		return err
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return fmt.Errorf("%s", resp.Status)
+	}
+
+	res := httpRecorderResponse{}
+	if err := json.NewDecoder(resp.Body).Decode(&res); err != nil {
+		return err
+	}
+
+	if !res.OK {
+		return errors.New("record failed")
+	}
+	return nil
+}