MINOR: Add ClearCounters() and ClearCountersAll()

runtime/counters.go

@@ -0,0 +1,16 @@
+package runtime
+
+// ClearCounters sets all max counters to zero using the runtime API
+// To reset all counters see ClearAllCounters()
+// REF: https://www.haproxy.com/documentation/haproxy-runtime-api/reference/clear-counters/
+func (s *SingleRuntime) ClearCounters() error {
+	_, err := s.ExecuteWithResponse("clear counters")
+	return err
+}
+
+// ClearAllCounters sets all counters to zero using the runtime API
+// REF: https://www.haproxy.com/documentation/haproxy-runtime-api/reference/clear-counters-all/
+func (s *SingleRuntime) ClearAllCounters() error {
+	_, err := s.ExecuteWithResponse("clear counters all")
+	return err
+}

runtime/interface.go

@@ -129,6 +129,10 @@ type Info interface {
 type Manage interface {
 	// Reloads HAProxy's configuration file. Similar to SIGUSR2. Returns the startup logs.
 	Reload() (string, error)
+	// Clears max counters
+	ClearCounters() error
+	// Clears counters
+	ClearAllCounters() error
 }
 
 type Raw interface {

runtime/runtime_client.go

@@ -77,6 +77,16 @@ func (c *client) initWithMasterSocket(opt options.RuntimeOptions) error {
 	return nil
 }
 
+// ClearCounters resets max counts from socket
+func (c *client) ClearCounters() error {
+	return c.runtime.ClearCounters()
+}
+
+// ClearAllCounters resets all counters from socket
+func (c *client) ClearAllCounters() error {
+	return c.runtime.ClearAllCounters()
+}
+
 // GetStats returns stats from the socket
 func (c *client) GetStats() models.NativeStats {
 	result := c.runtime.GetStats()