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minimize allocations (#1472)

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* server: minimize allocations on re-register

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

* server: stop old instance before Init()

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

* client/grpc: fix allocations in protobuf marshal

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

* codec/json: fix allocations in protobuf marshal

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

* remove stop from init

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

* codec/grpc: expose MaxMessageSize

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

* codec: use buffer pool

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

* metadata: minimize reallocations

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

* util/wrapper: use metadata helper

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

* registry/cache: move logs to debug level

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

* server: move logs to debug level

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

* server: cache service only when Advertise is ip addr

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

* server: use metadata.Copy

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
This commit is contained in:
Василий Толстов
2020-04-08 12:50:19 +03:00
committed by GitHub
parent 98fc3dfbad
commit 1fbc056dd4
10 changed files with 220 additions and 83 deletions
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17
codec/json/marshaler.go
View File

@@ -1,21 +1,36 @@
package json
import (
"bytes"
"encoding/json"
"github.com/golang/protobuf/jsonpb"
"github.com/golang/protobuf/proto"
"github.com/oxtoacart/bpool"
)
var jsonpbMarshaler = &jsonpb.Marshaler{}
// create buffer pool with 16 instances each preallocated with 256 bytes
var bufferPool = bpool.NewSizedBufferPool(16, 256)
type Marshaler struct{}
func (j Marshaler) Marshal(v interface{}) ([]byte, error) {
if pb, ok := v.(proto.Message); ok {
buf := bufferPool.Get()
defer bufferPool.Put(buf)
if err := jsonpbMarshaler.Marshal(buf, pb); err != nil {
return nil, err
}
return buf.Bytes(), nil
}
return json.Marshal(v)
}
func (j Marshaler) Unmarshal(d []byte, v interface{}) error {
if pb, ok := v.(proto.Message); ok {
return jsonpb.UnmarshalString(string(d), pb)
return jsonpb.Unmarshal(bytes.NewReader(d), pb)
}
return json.Unmarshal(d, v)
}