/
tchannel_server.go
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/
tchannel_server.go
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// Copyright (c) 2017 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package zanzibar
import (
"time"
"github.com/opentracing/opentracing-go"
"github.com/pkg/errors"
"github.com/uber-go/zap"
"github.com/uber/tchannel-go"
zt "github.com/uber/zanzibar/runtime/tchannel"
)
// TChannelServerOptions are used to initialize the TChannel wrapper struct
type TChannelServerOptions struct {
DefaultConnectionOptions tchannel.ConnectionOptions
Logger zap.Logger
OnPeerStatusChanged func(*tchannel.Peer)
ProcessName string
RelayHost tchannel.RelayHost
RelayLocalHandlers []string
RelayMaxTimeout time.Duration
ServiceName string
StatsReporter tchannel.StatsReporter
Tracer opentracing.Tracer
}
// NewTChannelServer allocates a new TChannel wrapper struct
func NewTChannelServer(opts *TChannelServerOptions, gateway *Gateway) (*zt.Server, error) {
channel, err := tchannel.NewChannel(
opts.ServiceName,
&tchannel.ChannelOptions{
DefaultConnectionOptions: opts.DefaultConnectionOptions,
OnPeerStatusChanged: opts.OnPeerStatusChanged,
ProcessName: opts.ProcessName,
RelayHost: opts.RelayHost,
RelayLocalHandlers: opts.RelayLocalHandlers,
RelayMaxTimeout: opts.RelayMaxTimeout,
StatsReporter: opts.StatsReporter,
// TODO: (lu) wrap zap logger with tchannel logger interface
Logger: tchannel.NullLogger,
})
if err != nil {
return nil, errors.Errorf(
"Error creating TChannel Server:\n %s",
err)
}
gateway.Channel = channel
return zt.NewServer(channel, gateway.Logger), nil
}