#730 bug(websockets): not properly checked request originv2.3.1-beta.3

#730 bug(websockets): not properly checked request origin

1 files changed, 12 insertions, 0 deletions

diff --git a/plugins/websockets/wildcard.go b/plugins/websockets/wildcard.go
new file mode 100644
index 00000000..2f1c6601
--- /dev/null
+++ b/plugins/websockets/wildcard.go
@@ -0,0 +1,12 @@
+package websockets
+
+import "strings"
+
+type wildcard struct {
+	prefix string
+	suffix string
+}
+
+func (w wildcard) match(s string) bool {
+	return len(s) >= len(w.prefix)+len(w.suffix) && strings.HasPrefix(s, w.prefix) && strings.HasSuffix(s, w.suffix)
+}