1 files changed, 30 insertions, 0 deletions
diff --git a/vendor/github.com/phayes/freeport/freeport.go b/vendor/github.com/phayes/freeport/freeport.go
new file mode 100644
index 00000000..c44b60df
--- /dev/null
+++ b/vendor/github.com/phayes/freeport/freeport.go
@@ -0,0 +1,30 @@
+package freeport
+
+import (
+	"net"
+)
+
+// GetFreePort asks the kernel for a free open port that is ready to use.
+func GetFreePort() (int, error) {
+	addr, err := net.ResolveTCPAddr("tcp", "localhost:0")
+	if err != nil {
+		return 0, err
+	}
+
+	l, err := net.ListenTCP("tcp", addr)
+	if err != nil {
+		return 0, err
+	}
+	defer l.Close()
+	return l.Addr().(*net.TCPAddr).Port, nil
+}
+
+// GetPort is deprecated, use GetFreePort instead
+// Ask the kernel for a free open port that is ready to use
+func GetPort() int {
+	port, err := GetFreePort()
+	if err != nil {
+		panic(err)
+	}
+	return port
+}