Refactor: extract function generate

This commit is contained in:
Jakob Borg 2015-11-22 07:34:04 +01:00
parent 6ff02761a9
commit db4f23f377
1 changed files with 52 additions and 49 deletions

View File

@ -197,7 +197,6 @@ var (
upgradeTo string
noBrowser bool
noConsole bool
generateDir string
logFile string
auditEnabled bool
verbose bool
@ -224,6 +223,7 @@ func main() {
}
var guiAddress, guiAPIKey string
var generateDir string
flag.StringVar(&generateDir, "generate", "", "Generate key and config in specified dir, then exit")
flag.StringVar(&guiAddress, "gui-address", guiAddress, "Override GUI address")
flag.StringVar(&guiAPIKey, "gui-apikey", guiAPIKey, "Override GUI API key")
@ -283,54 +283,7 @@ func main() {
l.SetFlags(logFlags)
if generateDir != "" {
dir, err := osutil.ExpandTilde(generateDir)
if err != nil {
l.Fatalln("generate:", err)
}
info, err := os.Stat(dir)
if err == nil && !info.IsDir() {
l.Fatalln(dir, "is not a directory")
}
if err != nil && os.IsNotExist(err) {
err = osutil.MkdirAll(dir, 0700)
if err != nil {
l.Fatalln("generate:", err)
}
}
certFile, keyFile := filepath.Join(dir, "cert.pem"), filepath.Join(dir, "key.pem")
cert, err := tls.LoadX509KeyPair(certFile, keyFile)
if err == nil {
l.Warnln("Key exists; will not overwrite.")
l.Infoln("Device ID:", protocol.NewDeviceID(cert.Certificate[0]))
} else {
cert, err = tlsutil.NewCertificate(certFile, keyFile, tlsDefaultCommonName, tlsRSABits)
if err != nil {
l.Fatalln("Create certificate:", err)
}
myID = protocol.NewDeviceID(cert.Certificate[0])
if err != nil {
l.Fatalln("Load certificate:", err)
}
if err == nil {
l.Infoln("Device ID:", protocol.NewDeviceID(cert.Certificate[0]))
}
}
cfgFile := filepath.Join(dir, "config.xml")
if _, err := os.Stat(cfgFile); err == nil {
l.Warnln("Config exists; will not overwrite.")
return
}
var myName, _ = os.Hostname()
var newCfg = defaultConfig(myName)
var cfg = config.Wrap(cfgFile, newCfg)
err = cfg.Save()
if err != nil {
l.Warnln("Failed to save config", err)
}
generate(generateDir)
return
}
@ -402,6 +355,56 @@ func main() {
}
}
func generate(generateDir string) {
dir, err := osutil.ExpandTilde(generateDir)
if err != nil {
l.Fatalln("generate:", err)
}
info, err := os.Stat(dir)
if err == nil && !info.IsDir() {
l.Fatalln(dir, "is not a directory")
}
if err != nil && os.IsNotExist(err) {
err = osutil.MkdirAll(dir, 0700)
if err != nil {
l.Fatalln("generate:", err)
}
}
certFile, keyFile := filepath.Join(dir, "cert.pem"), filepath.Join(dir, "key.pem")
cert, err := tls.LoadX509KeyPair(certFile, keyFile)
if err == nil {
l.Warnln("Key exists; will not overwrite.")
l.Infoln("Device ID:", protocol.NewDeviceID(cert.Certificate[0]))
} else {
cert, err = tlsutil.NewCertificate(certFile, keyFile, tlsDefaultCommonName, tlsRSABits)
if err != nil {
l.Fatalln("Create certificate:", err)
}
myID = protocol.NewDeviceID(cert.Certificate[0])
if err != nil {
l.Fatalln("Load certificate:", err)
}
if err == nil {
l.Infoln("Device ID:", protocol.NewDeviceID(cert.Certificate[0]))
}
}
cfgFile := filepath.Join(dir, "config.xml")
if _, err := os.Stat(cfgFile); err == nil {
l.Warnln("Config exists; will not overwrite.")
return
}
var myName, _ = os.Hostname()
var newCfg = defaultConfig(myName)
var cfg = config.Wrap(cfgFile, newCfg)
err = cfg.Save()
if err != nil {
l.Warnln("Failed to save config", err)
}
}
func debugFacilities() string {
facilities := l.Facilities()