func PerformHandlerWithJSON(rawJSON []byte, handler Func, maxResponseLength int, logger boshlog.Logger) ([]byte, Request, error) {
var request Request
err := json.Unmarshal(rawJSON, &request)
if err != nil {
return []byte{}, request, bosherr.WrapError(err, "Unmarshalling JSON payload")
}
request.Payload = rawJSON
response := handler(request)
if response == nil {
logger.Info(mbusHandlerLogTag, "Nil response returned from handler")
return []byte{}, request, nil
}
respJSON, err := marshalResponse(response, maxResponseLength, logger)
if err != nil {
return respJSON, request, err
}
logger.Info(mbusHandlerLogTag, "Responding")
logger.DebugWithDetails(mbusHandlerLogTag, "Payload", respJSON)
return respJSON, request, nil
}
func BuildErrorWithJSON(msg string, logger boshlog.Logger) ([]byte, error) {
response := NewExceptionResponse(bosherr.Error(msg))
respJSON, err := json.Marshal(response)
if err != nil {
return respJSON, bosherr.WrapError(err, "Marshalling JSON")
}
logger.Info(mbusHandlerLogTag, "Building error", msg)
return respJSON, nil
}
func (c *tempRootConfigurator) PrepareAndSetTempRoot(path string, logger logger.Logger) error {
logger.Info("tempRootConfigurator", "Preparing temp root: %s", path)
if c.fs.FileExists(path) {
logger.Info("tempRootConfigurator", "Path exists, deleting")
err := c.fs.RemoveAll(path)
if err != nil {
return err
}
}
logger.Info("tempRootConfigurator", "Setting file system temp root")
err := c.fs.ChangeTempRoot(path)
if err != nil {
return err
}
return nil
}
