Add transfer logging output (#77)

Co-authored-by: Dane Everitt <dane@daneeveritt.com>

config/config_system.go

@@ -77,6 +77,8 @@ type SystemConfiguration struct {
 	CrashDetection CrashDetection `yaml:"crash_detection"`
 
 	Backups Backups `yaml:"backups"`
+
+	Transfers Transfers `yaml:"transfers"`
 }
 
 type CrashDetection struct {
@@ -97,12 +99,22 @@ type Backups struct {
 	// upload it to any external storage provider.
 	//
 	// If the value is less than 1, the write speed is unlimited,
-	// if the value is greater than 0, the write speed is the value in MB/s.
+	// if the value is greater than 0, the write speed is the value in MiB/s.
 	//
 	// Defaults to 0 (unlimited)
 	WriteLimit int `default:"0" yaml:"write_limit"`
 }
 
+type Transfers struct {
+	// DownloadLimit imposes a Network I/O read limit when downloading a transfer archive.
+	//
+	// If the value is less than 1, the write speed is unlimited,
+	// if the value is greater than 0, the write speed is the value in MiB/s.
+	//
+	// Defaults to 0 (unlimited)
+	DownloadLimit int `default:"0" yaml:"download_limit"`
+}
+
 // Ensures that all of the system directories exist on the system. These directories are
 // created so that only the owner can read the data, and no other users.
 func (sc *SystemConfiguration) ConfigureDirectories() error {

config/config_throttles.go

@@ -22,6 +22,6 @@ type ConsoleThrottles struct {
 	DecayInterval uint64 `json:"decay_interval" yaml:"decay_interval" default:"10000"`
 
 	// The amount of time that a server is allowed to be stopping for before it is terminated
-	// forfully if it triggers output throttles.
+	// forcefully if it triggers output throttles.
 	StopGracePeriod uint `json:"stop_grace_period" yaml:"stop_grace_period" default:"15"`
 }