func mustGRPCClient(addr, token, caFile string) *client.RemoteU2FClient {
c, err := client.GRPCClient(addr, token, caFile)
if err != nil {
fatalf("Error connecting with the server: %v\n", err)
}
return c
}
func Init(ctx *cli.Context) {
if !ctx.Bool("override") {
// We don't want to accidentally override the config.
_, err := client.ReadDefaultConfig("")
if err == nil {
fmt.Printf("Configuration already exists at %s\n",
client.DefaultConfigFullPath(""))
fmt.Printf("Use --override to continue anyway.\n")
os.Exit(1)
}
}
fmt.Printf("- GRPC server address to use? (e.g. 'mydomain.com:8801')\n")
addr := readLine()
fmt.Printf("- Authorization token? (given to you by the server admin)\n")
token := readLine()
fmt.Printf("- Contacting server...\n")
c, err := client.GRPCClient(addr, token, ctx.GlobalString("ca_file"))
if err != nil {
fmt.Printf("Error connecting with the server: %v\n", err)
fmt.Printf("Check the parameters above and try again.\n")
os.Exit(1)
}
appID, err := c.GetAppID()
if err != nil {
fmt.Printf("RPC error: %v\n", err)
fmt.Printf("Check the parameters above and try again.\n")
os.Exit(1)
}
fmt.Printf("It worked! AppID: %s\n", appID)
conf := &client.Config{
Addr: addr,
Token: token,
AppID: appID,
Registrations: map[string][]byte{},
}
err = conf.NewBackupCodes()
if err != nil {
fatalf("Error generating backup codes: %v\n", err)
}
mustWriteConfig(conf, "")
fmt.Printf("Config written to %s\n", client.DefaultConfigFullPath(""))
fmt.Printf("\n")
fmt.Printf("Please write down your backup codes:\n")
printBackupCodes(conf)
fmt.Printf("\n")
fmt.Printf("All done!\n")
fmt.Printf("To register a security key, run: remoteu2f-cli register\n")
}