initial commit

handler/tap/metadata.go

@@ -0,0 +1,24 @@
+package tap
+
+import (
+	mdata "github.com/go-gost/gost/v3/pkg/metadata"
+)
+
+type metadata struct {
+	key        string
+	bufferSize int
+}
+
+func (h *tapHandler) parseMetadata(md mdata.Metadata) (err error) {
+	const (
+		key        = "key"
+		bufferSize = "bufferSize"
+	)
+
+	h.md.key = mdata.GetString(md, key)
+	h.md.bufferSize = mdata.GetInt(md, bufferSize)
+	if h.md.bufferSize <= 0 {
+		h.md.bufferSize = 1500
+	}
+	return
+}