func RunAction(c *cli.Context) error {
config.GrpcPort = c.Int("port")
config.Debug = c.Bool("debug")
config.TlsCertFile = c.String("tls-cert-file")
config.TlsKeyFile = c.String("tls-key-file")
config.ClientID = c.String("client-id")
config.ClientSecret = c.String("client-secret")
config.AuthDiscovery = c.String("discovery")
config.RedisAddr = c.String("redis-addr")
config.RedisDB = c.Int("redis-db")
config.RedisPassword = c.String("redis-password")
config.RedisMasterName = c.String("redis-master")
config.RedisSentinel = c.Bool("redis-sentinel")
storage := c.String("storage")
if config.Debug {
log.SetLevel(log.DebugLevel)
}
if storage == "" || storage == "none" {
cli.ShowAppHelp(c)
return errors.New("storage is not set")
}
driver := drivers.GetDriver(storage)
if driver == nil {
return fmt.Errorf("main.go: storage driver '%s' not found\n", storage)
}
s, err := driver.New(c)
if err != nil {
return fmt.Errorf("main.go: error while creating new storage driver: %v", err)
}
srv := listener.NewServer(config, s)
return srv.ListenGRPC()
}
func main() {
flags := make([]cli.Flag, 0)
dnames := drivers.GetDriverNames()
app := cli.NewApp()
app.Name = "listener"
app.Version = Version
app.Usage = "A simple service to listening events from apps"
app.Authors = []cli.Author{
{
Name: "Sercan Degirmenci",
Email: "*****@*****.**",
},
}
flags = append([]cli.Flag{
cli.IntFlag{Name: "port", Value: config.GrpcPort, Usage: "App port"},
cli.IntFlag{Name: "health-port", Value: config.HealthPort, Usage: "Health check port"},
cli.StringFlag{Name: "storage, s", Value: "none", Usage: fmt.Sprintf("The storage driver. Available drivers: %s", strings.Join(dnames, ", "))},
cli.StringFlag{Name: "tls-cert-file", Value: "", Usage: "the server's certificate file for TLS connection"},
cli.StringFlag{Name: "tls-key-file", Value: "", Usage: "the server's private key file for TLS connection"},
cli.StringFlag{Name: "client-id", Value: "", Usage: "client id"},
cli.StringFlag{Name: "client-secret", Value: "", Usage: "client secret"},
cli.StringFlag{Name: "discovery", Value: "https://connect.otsimo.com", Usage: "auth discovery url"},
cli.StringFlag{Name: "redis-addr", Value: config.RedisAddr, Usage: "redis address"},
cli.StringFlag{Name: "redis-password", Value: config.RedisPassword, Usage: "redis password"},
cli.StringFlag{Name: "redis-master", Value: config.RedisMasterName, Usage: "redis master name"},
cli.BoolFlag{Name: "redis-sentinel", Usage: "enable redis sentinel"},
cli.IntFlag{Name: "redis-db", Value: config.RedisDB, Usage: "redis db"},
cli.BoolFlag{Name: "debug, d", Usage: "Verbose output"},
})
flags = withEnvs("OTSIMO_LISTENER", flags)
for _, d := range dnames {
flags = append(flags, drivers.GetDriver(d).Flags...)
}
app.Flags = flags
app.Action = RunAction
log.Infoln("running", app.Name, "version:", app.Version)
if err := app.Run(os.Args); err != nil {
log.Fatal(err)
}
}