strongSwan: T1888: import DMVPN patches from Alpine Linux

Patches imported from commit 7921a30493eb1 of the following repo:
https://gitlab.alpinelinux.org/alpine/aports/-/commits/master/main/strongswan

1 files changed, 158 insertions, 0 deletions

diff --git a/packages/strongswan/patches/1003-vici-add-support-for-individual-sa-state-changes.patch b/packages/strongswan/patches/1003-vici-add-support-for-individual-sa-state-changes.patch
new file mode 100644
index 00000000..debbfc9a
--- /dev/null
+++ b/packages/strongswan/patches/1003-vici-add-support-for-individual-sa-state-changes.patch
@@ -0,0 +1,158 @@
+From 85538df79427beec3556505f2f74eb2f328171df Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Timo=20Ter=C3=A4s?= <timo.teras@iki.fi>
+Date: Mon, 21 Sep 2015 13:42:11 +0300
+Subject: [PATCH 4/4] vici: add support for individual sa state changes
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Useful for monitoring and tracking full SA.
+
+Signed-off-by: Timo Teräs <timo.teras@iki.fi>
+---
+ src/libcharon/plugins/vici/vici_query.c | 105 ++++++++++++++++++++++++
+ 1 file changed, 105 insertions(+)
+
+diff --git a/src/libcharon/plugins/vici/vici_query.c b/src/libcharon/plugins/vici/vici_query.c
+index 2ca885e8b..29f77c769 100644
+--- a/src/libcharon/plugins/vici/vici_query.c
++++ b/src/libcharon/plugins/vici/vici_query.c
+@@ -1673,8 +1673,16 @@ static void manage_commands(private_vici_query_t *this, bool reg)
+	this->dispatcher->manage_event(this->dispatcher, "list-cert", reg);
+	this->dispatcher->manage_event(this->dispatcher, "ike-updown", reg);
+	this->dispatcher->manage_event(this->dispatcher, "ike-rekey", reg);
++	this->dispatcher->manage_event(this->dispatcher, "ike-state-established", reg);
++	this->dispatcher->manage_event(this->dispatcher, "ike-state-destroying", reg);
+	this->dispatcher->manage_event(this->dispatcher, "child-updown", reg);
+	this->dispatcher->manage_event(this->dispatcher, "child-rekey", reg);
++	this->dispatcher->manage_event(this->dispatcher, "child-state-installing", reg);
++	this->dispatcher->manage_event(this->dispatcher, "child-state-installed", reg);
++	this->dispatcher->manage_event(this->dispatcher, "child-state-updating", reg);
++	this->dispatcher->manage_event(this->dispatcher, "child-state-rekeying", reg);
++	this->dispatcher->manage_event(this->dispatcher, "child-state-rekeyed", reg);
++	this->dispatcher->manage_event(this->dispatcher, "child-state-destroying", reg);
+	manage_command(this, "list-sas", list_sas, reg);
+	manage_command(this, "list-policies", list_policies, reg);
+	manage_command(this, "list-conns", list_conns, reg);
+@@ -1745,6 +1753,45 @@ METHOD(listener_t, ike_rekey, bool,
+	return TRUE;
+ }
+
++METHOD(listener_t, ike_state_change, bool,
++	private_vici_query_t *this, ike_sa_t *ike_sa, ike_sa_state_t state)
++{
++	char *event;
++	vici_builder_t *b;
++	time_t now;
++
++	switch (state)
++	{
++	case IKE_ESTABLISHED:
++		event = "ike-state-established";
++		break;
++	case IKE_DESTROYING:
++		event = "ike-state-destroying";
++		break;
++	default:
++		return TRUE;
++	}
++
++	if (!this->dispatcher->has_event_listeners(this->dispatcher, event))
++	{
++		return TRUE;
++	}
++
++	now = time_monotonic(NULL);
++
++	b = vici_builder_create();
++	b->begin_section(b, ike_sa->get_name(ike_sa));
++	list_ike(this, b, ike_sa, now, state != IKE_DESTROYING);
++	b->begin_section(b, "child-sas");
++	b->end_section(b);
++	b->end_section(b);
++
++	this->dispatcher->raise_event(this->dispatcher,
++								  event, 0, b->finalize(b));
++
++	return TRUE;
++}
++
+ METHOD(listener_t, child_updown, bool,
+	private_vici_query_t *this, ike_sa_t *ike_sa, child_sa_t *child_sa, bool up)
+ {
+@@ -1820,6 +1867,62 @@ METHOD(listener_t, child_rekey, bool,
+	return TRUE;
+ }
+
++METHOD(listener_t, child_state_change, bool,
++	private_vici_query_t *this, ike_sa_t *ike_sa, child_sa_t *child_sa, child_sa_state_t state)
++{
++	char *event;
++	vici_builder_t *b;
++	time_t now;
++
++	switch (state)
++	{
++	case CHILD_INSTALLING:
++		event = "child-state-installing";
++		break;
++	case CHILD_INSTALLED:
++		event = "child-state-installed";
++		break;
++	case CHILD_UPDATING:
++		event = "child-state-updating";
++		break;
++	case CHILD_REKEYING:
++		event = "child-state-rekeying";
++		break;
++	case CHILD_REKEYED:
++		event = "child-state-rekeyed";
++		break;
++	case CHILD_DESTROYING:
++		event = "child-state-destroying";
++		break;
++	default:
++		return TRUE;
++	}
++
++	if (!this->dispatcher->has_event_listeners(this->dispatcher, event))
++	{
++		return TRUE;
++	}
++
++	now = time_monotonic(NULL);
++
++	b = vici_builder_create();
++	b->begin_section(b, ike_sa->get_name(ike_sa));
++	list_ike(this, b, ike_sa, now, state != CHILD_DESTROYING);
++	b->begin_section(b, "child-sas");
++
++	b->begin_section(b, child_sa->get_name(child_sa));
++	list_child(this, b, child_sa, now);
++	b->end_section(b);
++
++	b->end_section(b);
++	b->end_section(b);
++
++	this->dispatcher->raise_event(this->dispatcher,
++								  event, 0, b->finalize(b));
++
++	return TRUE;
++}
++
+ METHOD(vici_query_t, destroy, void,
+	private_vici_query_t *this)
+ {
+@@ -1839,8 +1942,10 @@ vici_query_t *vici_query_create(vici_dispatcher_t *dispatcher)
+			.listener = {
+				.ike_updown = _ike_updown,
+				.ike_rekey = _ike_rekey,
++				.ike_state_change = _ike_state_change,
+				.child_updown = _child_updown,
+				.child_rekey = _child_rekey,
++				.child_state_change = _child_state_change,
+			},
+			.destroy = _destroy,
+		},
+--
+2.24.0