Previously we relied on checking tls_authentication_status to check
wether to determine if the context auth state is actually valid or not.
This patch eliminates that check by introducing waiting on the
authentication as extra state in the context auth, state machine.
Signed-off-by: Arne Schwabe <a...@rfc2549.org>
---
src/openvpn/multi.c | 5 -----
src/openvpn/ssl.c | 9 ++++++++-
src/openvpn/ssl_common.h | 1 +
3 files changed, 9 insertions(+), 6 deletions(-)
diff --git a/src/openvpn/multi.c b/src/openvpn/multi.c
index 3f9710134..7cb9e86aa 100644
--- a/src/openvpn/multi.c
+++ b/src/openvpn/multi.c
@@ -2596,11 +2596,6 @@ static const multi_client_connect_handler
client_connect_handlers[] = {
static void
multi_connection_established(struct multi_context *m, struct multi_instance
*mi)
{
- if (tls_authentication_status(mi->context.c2.tls_multi) !=
TLS_AUTHENTICATION_SUCCEEDED)
- {
- return;
- }
-
/* We are only called for the CAS_PENDING_x states, so we
* can ignore other states here */
bool from_deferred = (mi->context.c2.tls_multi->multi_state !=
CAS_PENDING);
diff --git a/src/openvpn/ssl.c b/src/openvpn/ssl.c
index 9f3f83f16..fd64b8d4e 100644
--- a/src/openvpn/ssl.c
+++ b/src/openvpn/ssl.c
@@ -2810,7 +2810,7 @@ tls_process(struct tls_multi *multi,
if (session->opt->mode == MODE_SERVER)
{
/* On a server we continue with running connect
scripts next */
- multi->multi_state = CAS_PENDING;
+ multi->multi_state = CAS_WAITING_AUTH;
}
else
{
@@ -3136,6 +3136,13 @@ tls_multi_process(struct tls_multi *multi,
enum tls_auth_status tas = tls_authentication_status(multi);
+ /* If we have successfully authenticated and are still waiting for the
authentication to finish
+ * move the state machine for the multi context forward */
+ if (multi->multi_state == CAS_WAITING_AUTH && tas ==
TLS_AUTHENTICATION_SUCCEEDED)
+ {
+ multi->multi_state = CAS_PENDING;
+ }
+
/*
* If lame duck session expires, kill it.
*/
diff --git a/src/openvpn/ssl_common.h b/src/openvpn/ssl_common.h
index 8a65ab984..66700bf68 100644
--- a/src/openvpn/ssl_common.h
+++ b/src/openvpn/ssl_common.h
@@ -511,6 +511,7 @@ struct tls_session
* connect scripts/plugins */
enum multi_status {
CAS_NOT_CONNECTED,
+ CAS_WAITING_AUTH, /**< TLS connection established but
deferred auth not finished */
CAS_PENDING,
CAS_PENDING_DEFERRED,
CAS_PENDING_DEFERRED_PARTIAL, /**< at least handler succeeded, no result
yet*/
--
2.31.1
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