Dmitry eeca435064 Add rendezvous implementation for discovery interface
Update vendor

Integrate rendezvous into status node

Add a test with failover using rendezvous

Use multiple servers in client

Use discovery V5 by default and test that node can be started with rendezvous discovet

Fix linter

Update rendezvous client to one with instrumented stream

Address feedback

Fix test with updated topic limits

Apply several suggestions

Change log to debug for request errors because we continue execution

Remove web3js after rebase

Update rendezvous package
2018-07-25 15:10:57 +03:00

103 lines
2.7 KiB
Go

// Protocol Buffers for Go with Gadgets
//
// Copyright (c) 2013, The GoGo Authors. All rights reserved.
// http://github.com/gogo/protobuf
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
package io
import (
"github.com/gogo/protobuf/proto"
"io"
)
func NewFullWriter(w io.Writer) WriteCloser {
return &fullWriter{w, nil}
}
type fullWriter struct {
w io.Writer
buffer []byte
}
func (this *fullWriter) WriteMsg(msg proto.Message) (err error) {
var data []byte
if m, ok := msg.(marshaler); ok {
n, ok := getSize(m)
if !ok {
data, err = proto.Marshal(msg)
if err != nil {
return err
}
}
if n >= len(this.buffer) {
this.buffer = make([]byte, n)
}
_, err = m.MarshalTo(this.buffer)
if err != nil {
return err
}
data = this.buffer[:n]
} else {
data, err = proto.Marshal(msg)
if err != nil {
return err
}
}
_, err = this.w.Write(data)
return err
}
func (this *fullWriter) Close() error {
if closer, ok := this.w.(io.Closer); ok {
return closer.Close()
}
return nil
}
type fullReader struct {
r io.Reader
buf []byte
}
func NewFullReader(r io.Reader, maxSize int) ReadCloser {
return &fullReader{r, make([]byte, maxSize)}
}
func (this *fullReader) ReadMsg(msg proto.Message) error {
length, err := this.r.Read(this.buf)
if err != nil {
return err
}
return proto.Unmarshal(this.buf[:length], msg)
}
func (this *fullReader) Close() error {
if closer, ok := this.r.(io.Closer); ok {
return closer.Close()
}
return nil
}