x/recorder/plugin/grpc.go
2024-01-03 20:55:06 +08:00

77 lines
1.4 KiB
Go

package recorder
import (
"context"
"encoding/json"
"io"
"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/plugin"
"google.golang.org/grpc"
)
type grpcPlugin struct {
conn grpc.ClientConnInterface
client proto.RecorderClient
log logger.Logger
}
// NewGRPCPlugin creates a Recorder plugin based on gRPC.
func NewGRPCPlugin(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 := &grpcPlugin{
conn: conn,
log: log,
}
if conn != nil {
p.client = proto.NewRecorderClient(conn)
}
return p
}
func (p *grpcPlugin) Record(ctx context.Context, b []byte, opts ...recorder.RecordOption) error {
if p.client == nil {
return nil
}
var options recorder.RecordOptions
for _, opt := range opts {
opt(&options)
}
md, _ := json.Marshal(options.Metadata)
_, err := p.client.Record(ctx,
&proto.RecordRequest{
Data: b,
Metadata: md,
})
if err != nil {
p.log.Error(err)
return err
}
return nil
}
func (p *grpcPlugin) Close() error {
if closer, ok := p.conn.(io.Closer); ok {
return closer.Close()
}
return nil
}