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
|
// Package main implements the generator service, a server that can creates
// Clawflake ID numbers.
package main
// TODO(nc0): Configure CI inside //.github/workflows.
import (
"flag"
"go.uber.org/zap"
)
var (
grpcHost *string = flag.String("grpc_host", "localhost:5000", "The host the gRPC server should listen to. Default to localhost:5000.")
devMode *bool = flag.Bool("dev", false, "Enables development mode, with more debug logs.")
)
func main() {
flag.Parse()
var logger *zap.Logger
if *devMode {
logger, _ = zap.NewDevelopment()
} else {
logger, _ = zap.NewProduction()
}
defer logger.Sync()
l := logger.Named("generator").With(zap.Bool("dev", *devMode),
zap.String("grpc_host", *grpcHost), zap.Uint("epoch", *epoch),
zap.Uint("machine_id", *machineId))
// Verify 0 <= machineId < 128
if *machineId > 128 {
l.Fatal("Invalid machine_id given, the value should be between 0 and 127 (included).")
return
}
i := NewIdGenerator(l)
l.Info("i time", zap.Int64("time", i.GetTime()))
id, err := i.NextId()
if err != nil {
l.Error("failed to generate id", zap.Error(err))
return
}
l.Info("i id", zap.Uint64("id", id))
}
|
