1 files changed, 0 insertions, 52 deletions
diff --git a/protocol.go b/protocol.go
deleted file mode 100644
index 486f1055..00000000
--- a/protocol.go
+++ /dev/null
@@ -1,52 +0,0 @@
-package roadrunner
-
-import (
-	"fmt"
-	"os"
-
-	json "github.com/json-iterator/go"
-	"github.com/spiral/goridge/v2"
-)
-
-type stopCommand struct {
-	Stop bool `json:"stop"`
-}
-
-type pidCommand struct {
-	Pid int `json:"pid"`
-}
-
-func sendControl(rl goridge.Relay, v interface{}) error {
-	if data, ok := v.([]byte); ok {
-		return rl.Send(data, goridge.PayloadControl|goridge.PayloadRaw)
-	}
-
-	j := json.ConfigCompatibleWithStandardLibrary
-	data, err := j.Marshal(v)
-	if err != nil {
-		return fmt.Errorf("invalid payload: %s", err)
-	}
-
-	return rl.Send(data, goridge.PayloadControl)
-}
-
-func fetchPID(rl goridge.Relay) (pid int, err error) {
-	if err := sendControl(rl, pidCommand{Pid: os.Getpid()}); err != nil {
-		return 0, err
-	}
-
-	body, p, err := rl.Receive()
-	if err != nil {
-		return 0, err
-	}
-	if !p.HasFlag(goridge.PayloadControl) {
-		return 0, fmt.Errorf("unexpected response, header is missing")
-	}
-
-	link := &pidCommand{}
-	if err := json.Unmarshal(body, link); err != nil {
-		return 0, err
-	}
-
-	return link.Pid, nil
-}