func loadKeys() (pub, prv string, err error) {
var file ini.File
file, err = ini.LoadFile("keys.ini")
if err != nil {
return
}
var ok bool
pub, ok = file.Get("keys", "public")
if !ok {
err = errors.New("pubkey missed")
return
}
prv, ok = file.Get("keys", "private")
if !ok {
err = errors.New("privkey missed")
return
}
return
}
func testConfig(appConfig ini.File) (bool, error) {
//test if required parameters are present and are valid
requiredFields := []setting{{"SETTINGS", "SERVERHOST"},
{"SETTINGS", "SERVERPORT"},
{"SETTINGS", "RETRIES"},
{"SETTINGS", "DEVICES"},
{"SETTINGS", "BUFFERSIZE"},
{"SETTINGS", "BUFFERLOW"},
{"SETTINGS", "MSGTIMEOUT"},
{"SETTINGS", "MSGCOUNTOUT"},
{"SETTINGS", "MSGTIMEOUTLONG"},
}
for _, c := range requiredFields {
v, ok := appConfig.Get(c[0], c[1])
if !ok || strings.TrimSpace(v) == "" {
return false, errors.New("Fatal: " + c[1] + " is not set")
}
}
//now make sure all the devices are have required settings
tno, _ := appConfig.Get("SETTINGS", "DEVICES")
noOfDevices, _ := strconv.Atoi(tno)
requiredFields = []setting{}
for i := 0; i < noOfDevices; i++ {
d := fmt.Sprintf("DEVICE%v", i)
sCom := setting{d, "COMPORT"}
sBaud := setting{d, "BAUDRATE"}
sDevid := setting{d, "DEVID"}
requiredFields = append(requiredFields, sCom)
requiredFields = append(requiredFields, sBaud)
requiredFields = append(requiredFields, sDevid)
}
for _, c := range requiredFields {
v, ok := appConfig.Get(c[0], c[1])
if !ok || strings.TrimSpace(v) == "" {
return false, errors.New(strings.Join([]string{"Fatal:", c[0], c[1], "is not set"}, " "))
}
}
return true, nil
}