From abbdcebc543242862fad0984db2db0a842021917 Mon Sep 17 00:00:00 2001
From: Kevin Krakauer <krakauer@google.com>
Date: Mon, 8 Mar 2021 20:37:14 -0800
Subject: Implement /proc/sys/net/ipv4/ip_local_port_range

Speeds up the socket stress tests by a couple orders of magnitude.

PiperOrigin-RevId: 361721050
---
 pkg/tcpip/errors.go | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'pkg/tcpip/errors.go')

diff --git a/pkg/tcpip/errors.go b/pkg/tcpip/errors.go
index 3b7cc52f3..5d478ac32 100644
--- a/pkg/tcpip/errors.go
+++ b/pkg/tcpip/errors.go
@@ -300,6 +300,19 @@ func (*ErrInvalidOptionValue) IgnoreStats() bool {
 }
 func (*ErrInvalidOptionValue) String() string { return "invalid option value specified" }
 
+// ErrInvalidPortRange indicates an attempt to set an invalid port range.
+//
+// +stateify savable
+type ErrInvalidPortRange struct{}
+
+func (*ErrInvalidPortRange) isError() {}
+
+// IgnoreStats implements Error.
+func (*ErrInvalidPortRange) IgnoreStats() bool {
+	return true
+}
+func (*ErrInvalidPortRange) String() string { return "invalid port range" }
+
 // ErrMalformedHeader indicates the operation encountered a malformed header.
 //
 // +stateify savable
-- 
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