forked from pachyderm/pachyderm
-
Notifications
You must be signed in to change notification settings - Fork 0
/
server.go
57 lines (50 loc) · 1.29 KB
/
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
package grpcutil
import (
"errors"
"fmt"
"math"
"net"
"github.com/pachyderm/pachyderm/src/client/version"
"github.com/pachyderm/pachyderm/src/client/version/versionpb"
"google.golang.org/grpc"
)
var (
// ErrMustSpecifyRegisterFunc is used when a register func is nil.
ErrMustSpecifyRegisterFunc = errors.New("must specify registerFunc")
)
// ServeOptions represent optional fields for serving.
type ServeOptions struct {
Version *versionpb.Version
MaxMsgSize int
}
// ServeEnv are environment variables for serving.
type ServeEnv struct {
// Default is 7070.
GRPCPort uint16 `env:"GRPC_PORT,default=7070"`
}
// Serve serves stuff.
func Serve(
registerFunc func(*grpc.Server),
options ServeOptions,
serveEnv ServeEnv,
) (retErr error) {
if registerFunc == nil {
return ErrMustSpecifyRegisterFunc
}
if serveEnv.GRPCPort == 0 {
serveEnv.GRPCPort = 7070
}
grpcServer := grpc.NewServer(
grpc.MaxConcurrentStreams(math.MaxUint32),
grpc.MaxMsgSize(options.MaxMsgSize),
)
registerFunc(grpcServer)
if options.Version != nil {
versionpb.RegisterAPIServer(grpcServer, version.NewAPIServer(options.Version, version.APIServerOptions{}))
}
listener, err := net.Listen("tcp", fmt.Sprintf(":%d", serveEnv.GRPCPort))
if err != nil {
return err
}
return grpcServer.Serve(listener)
}