/
internal_server.go
135 lines (113 loc) · 3.72 KB
/
internal_server.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
// Copyright (c) 2015 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 benchmark
import (
"fmt"
"os"
"github.com/uber/tchannel-go"
"github.com/uber/tchannel-go/hyperbahn"
"github.com/uber/tchannel-go/raw"
"github.com/uber/tchannel-go/thrift"
gen "github.com/uber/tchannel-go/thrift/gen-go/test"
"go.uber.org/atomic"
"golang.org/x/net/context"
)
// internalServer represents a benchmark server.
type internalServer struct {
ch *tchannel.Channel
hc *hyperbahn.Client
opts *options
rawCalls atomic.Int64
thriftCalls atomic.Int64
}
// NewServer returns a new Server that can recieve Thrift calls or raw calls.
func NewServer(optFns ...Option) Server {
opts := getOptions(optFns)
if opts.external {
return newExternalServer(opts)
}
ch, err := tchannel.NewChannel(opts.svcName, &tchannel.ChannelOptions{
Logger: tchannel.NewLevelLogger(tchannel.NewLogger(os.Stderr), tchannel.LogLevelWarn),
})
if err != nil {
panic("failed to create channel: " + err.Error())
}
if err := ch.ListenAndServe("127.0.0.1:0"); err != nil {
panic("failed to listen on port 0: " + err.Error())
}
s := &internalServer{
ch: ch,
opts: opts,
}
tServer := thrift.NewServer(ch)
tServer.Register(gen.NewTChanSecondServiceServer(handler{calls: &s.thriftCalls}))
ch.Register(raw.Wrap(rawHandler{calls: &s.rawCalls}), "echo")
if len(opts.advertiseHosts) > 0 {
if err := s.Advertise(opts.advertiseHosts); err != nil {
panic("failed to advertise: " + err.Error())
}
}
return s
}
// HostPort returns the host:port that the server is listening on.
func (s *internalServer) HostPort() string {
return s.ch.PeerInfo().HostPort
}
// Advertise advertises with Hyperbahn.
func (s *internalServer) Advertise(hyperbahnHosts []string) error {
var err error
config := hyperbahn.Configuration{InitialNodes: hyperbahnHosts}
s.hc, err = hyperbahn.NewClient(s.ch, config, nil)
if err != nil {
panic("failed to setup Hyperbahn client: " + err.Error())
}
return s.hc.Advertise()
}
func (s *internalServer) Close() {
s.ch.Close()
if s.hc != nil {
s.hc.Close()
}
}
func (s *internalServer) RawCalls() int {
return int(s.rawCalls.Load())
}
func (s *internalServer) ThriftCalls() int {
return int(s.thriftCalls.Load())
}
type rawHandler struct {
calls *atomic.Int64
}
func (rawHandler) OnError(ctx context.Context, err error) {
fmt.Println("benchmark.Server error:", err)
}
func (h rawHandler) Handle(ctx context.Context, args *raw.Args) (*raw.Res, error) {
h.calls.Inc()
return &raw.Res{
Arg2: args.Arg2,
Arg3: args.Arg3,
}, nil
}
type handler struct {
calls *atomic.Int64
}
func (h handler) Echo(ctx thrift.Context, arg1 string) (string, error) {
h.calls.Inc()
return arg1, nil
}