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-rw-r--r--pkg/tcpip/transport/tcp/endpoint.go11
-rw-r--r--pkg/tcpip/transport/tcp/protocol.go4
2 files changed, 6 insertions, 9 deletions
diff --git a/pkg/tcpip/transport/tcp/endpoint.go b/pkg/tcpip/transport/tcp/endpoint.go
index 39ea38fe6..b8b52b03d 100644
--- a/pkg/tcpip/transport/tcp/endpoint.go
+++ b/pkg/tcpip/transport/tcp/endpoint.go
@@ -1777,15 +1777,8 @@ func (e *endpoint) SetSockOpt(opt interface{}) *tcpip.Error {
// Same as effectively disabling TCPLinger timeout.
v = 0
}
- var stkTCPLingerTimeout tcpip.TCPLingerTimeoutOption
- if err := e.stack.TransportProtocolOption(header.TCPProtocolNumber, &stkTCPLingerTimeout); err != nil {
- // We were unable to retrieve a stack config, just use
- // the DefaultTCPLingerTimeout.
- if v > tcpip.TCPLingerTimeoutOption(DefaultTCPLingerTimeout) {
- stkTCPLingerTimeout = tcpip.TCPLingerTimeoutOption(DefaultTCPLingerTimeout)
- }
- }
- // Cap it to the stack wide TCPLinger timeout.
+ // Cap it to MaxTCPLingerTimeout.
+ stkTCPLingerTimeout := tcpip.TCPLingerTimeoutOption(MaxTCPLingerTimeout)
if v > stkTCPLingerTimeout {
v = stkTCPLingerTimeout
}
diff --git a/pkg/tcpip/transport/tcp/protocol.go b/pkg/tcpip/transport/tcp/protocol.go
index d9abb8d94..2e5093b36 100644
--- a/pkg/tcpip/transport/tcp/protocol.go
+++ b/pkg/tcpip/transport/tcp/protocol.go
@@ -62,6 +62,10 @@ const (
// FIN_WAIT_2 state before being marked closed.
DefaultTCPLingerTimeout = 60 * time.Second
+ // MaxTCPLingerTimeout is the maximum amount of time that sockets
+ // linger in FIN_WAIT_2 state before being marked closed.
+ MaxTCPLingerTimeout = 120 * time.Second
+
// DefaultTCPTimeWaitTimeout is the amount of time that sockets linger
// in TIME_WAIT state before being marked closed.
DefaultTCPTimeWaitTimeout = 60 * time.Second