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53 lines
1.6 KiB
53 lines
1.6 KiB
From 0b91406427cf7292d61900991fd665f076b6d43f Mon Sep 17 00:00:00 2001
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From: Daiki Ueno <dueno@redhat.com>
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Date: Tue, 2 Jul 2024 20:37:07 +0900
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Subject: [PATCH] tcp: call kernel_ops->poke_ipsec_policy_hole before connect
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This fixes ondemand initiation with TCP. Without the policy hole, a
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TCP handshake will not complete, as it cannot receive SYN-ACK packet
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in plaintext and thus connect blocks until timeout.
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Signed-off-by: Daiki Ueno <dueno@redhat.com>
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Signed-off-by: Andrew Cagney <cagney@gnu.org>
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---
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programs/pluto/iface_tcp.c | 16 +++++++++-------
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1 file changed, 9 insertions(+), 7 deletions(-)
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diff --git a/programs/pluto/iface_tcp.c b/programs/pluto/iface_tcp.c
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index c63e8bfe4d..55fe639174 100644
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--- a/programs/pluto/iface_tcp.c
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+++ b/programs/pluto/iface_tcp.c
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@@ -473,6 +473,15 @@ struct iface_endpoint *connect_to_tcp_endpoint(struct iface_dev *local_dev,
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return NULL;
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}
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+ /* This needs to be called before connect, so TCP handshake
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+ * (in plaintext) completes. */
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+ if (kernel_ops->poke_ipsec_policy_hole != NULL &&
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+ !kernel_ops->poke_ipsec_policy_hole(fd, afi, logger)) {
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+ /* already logged */
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+ close(fd);
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+ return NULL;
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+ }
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+
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/*
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* Connect
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*
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@@ -551,13 +560,6 @@ struct iface_endpoint *connect_to_tcp_endpoint(struct iface_dev *local_dev,
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}
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}
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- if (kernel_ops->poke_ipsec_policy_hole != NULL &&
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- !kernel_ops->poke_ipsec_policy_hole(fd, afi, logger)) {
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- /* already logged */
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- close(fd);
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- return NULL;
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- }
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-
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struct iface_endpoint *ifp =
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alloc_iface_endpoint(fd, local_dev, &iketcp_iface_io,
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/*esp_encapsulation_enabled*/true,
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--
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2.45.2
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