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authorSaravanan Murugesan <sarmurug@cisco.com>2022-02-28 19:54:11 +0530
committerFlorin Coras <florin.coras@gmail.com>2022-03-30 21:20:32 +0000
commitd918cc54eb5f178ccf81dc2463d176cffcd63df1 (patch)
treef9f45c4502a30aa5e831dd3cacbba691dc3309e2 /src
parent80af13d7405c5d9b2510244aa1318bdef6c41fcf (diff)
tls: support to reinitialise ca_chain wo restart
Type: improvement Signed-off-by: Saravanan Murugesan <sarmurug@cisco.com> Change-Id: I90e90678ae6586019cc842f9d504d53991cfabe4
Diffstat (limited to 'src')
-rw-r--r--src/plugins/tlsmbedtls/tls_mbedtls.c8
-rw-r--r--src/plugins/tlsopenssl/tls_openssl.c65
-rw-r--r--src/plugins/tlspicotls/tls_picotls.c8
-rw-r--r--src/vnet/tls/tls.c6
-rw-r--r--src/vnet/tls/tls.h2
5 files changed, 64 insertions, 25 deletions
diff --git a/src/plugins/tlsmbedtls/tls_mbedtls.c b/src/plugins/tlsmbedtls/tls_mbedtls.c
index 3fccba2ec5a..8d6b7ac5498 100644
--- a/src/plugins/tlsmbedtls/tls_mbedtls.c
+++ b/src/plugins/tlsmbedtls/tls_mbedtls.c
@@ -558,6 +558,13 @@ mbedtls_app_close (tls_ctx_t * ctx)
return 0;
}
+static int
+mbedtls_reinit_ca_chain (void)
+{
+ /* Not supported Yet */
+ return 0;
+}
+
const static tls_engine_vft_t mbedtls_engine = {
.ctx_alloc = mbedtls_ctx_alloc,
.ctx_free = mbedtls_ctx_free,
@@ -572,6 +579,7 @@ const static tls_engine_vft_t mbedtls_engine = {
.ctx_stop_listen = mbedtls_stop_listen,
.ctx_transport_close = mbedtls_transport_close,
.ctx_app_close = mbedtls_app_close,
+ .ctx_reinit_cachain = mbedtls_reinit_ca_chain,
};
int
diff --git a/src/plugins/tlsopenssl/tls_openssl.c b/src/plugins/tlsopenssl/tls_openssl.c
index 740ba059e77..75494aac6de 100644
--- a/src/plugins/tlsopenssl/tls_openssl.c
+++ b/src/plugins/tlsopenssl/tls_openssl.c
@@ -27,6 +27,7 @@
#include <ctype.h>
#include <tlsopenssl/tls_openssl.h>
#include <tlsopenssl/tls_bios.h>
+#include <openssl/x509_vfy.h>
#define MAX_CRYPTO_LEN 64
@@ -1022,25 +1023,6 @@ openssl_app_close (tls_ctx_t * ctx)
return 0;
}
-const static tls_engine_vft_t openssl_engine = {
- .ctx_alloc = openssl_ctx_alloc,
- .ctx_alloc_w_thread = openssl_ctx_alloc_w_thread,
- .ctx_free = openssl_ctx_free,
- .ctx_attach = openssl_ctx_attach,
- .ctx_detach = openssl_ctx_detach,
- .ctx_get = openssl_ctx_get,
- .ctx_get_w_thread = openssl_ctx_get_w_thread,
- .ctx_init_server = openssl_ctx_init_server,
- .ctx_init_client = openssl_ctx_init_client,
- .ctx_write = openssl_ctx_write,
- .ctx_read = openssl_ctx_read,
- .ctx_handshake_is_over = openssl_handshake_is_over,
- .ctx_start_listen = openssl_start_listen,
- .ctx_stop_listen = openssl_stop_listen,
- .ctx_transport_close = openssl_transport_close,
- .ctx_app_close = openssl_app_close,
-};
-
int
tls_init_ca_chain (void)
{
@@ -1090,6 +1072,39 @@ tls_init_ca_chain (void)
}
int
+openssl_reinit_ca_chain (void)
+{
+ openssl_main_t *om = &openssl_main;
+
+ /* Remove/free existing x509_store */
+ if (om->cert_store)
+ {
+ X509_STORE_free (om->cert_store);
+ }
+ return tls_init_ca_chain ();
+}
+
+const static tls_engine_vft_t openssl_engine = {
+ .ctx_alloc = openssl_ctx_alloc,
+ .ctx_alloc_w_thread = openssl_ctx_alloc_w_thread,
+ .ctx_free = openssl_ctx_free,
+ .ctx_attach = openssl_ctx_attach,
+ .ctx_detach = openssl_ctx_detach,
+ .ctx_get = openssl_ctx_get,
+ .ctx_get_w_thread = openssl_ctx_get_w_thread,
+ .ctx_init_server = openssl_ctx_init_server,
+ .ctx_init_client = openssl_ctx_init_client,
+ .ctx_write = openssl_ctx_write,
+ .ctx_read = openssl_ctx_read,
+ .ctx_handshake_is_over = openssl_handshake_is_over,
+ .ctx_start_listen = openssl_start_listen,
+ .ctx_stop_listen = openssl_stop_listen,
+ .ctx_transport_close = openssl_transport_close,
+ .ctx_app_close = openssl_app_close,
+ .ctx_reinit_cachain = openssl_reinit_ca_chain,
+};
+
+int
tls_openssl_set_ciphers (char *ciphers)
{
openssl_main_t *om = &openssl_main;
@@ -1124,12 +1139,6 @@ tls_openssl_init (vlib_main_t * vm)
SSL_library_init ();
SSL_load_error_strings ();
- if (tls_init_ca_chain ())
- {
- clib_warning ("failed to initialize TLS CA chain");
- return 0;
- }
-
vec_validate (om->ctx_pool, num_threads - 1);
vec_validate (om->rx_bufs, num_threads - 1);
vec_validate (om->tx_bufs, num_threads - 1);
@@ -1146,6 +1155,12 @@ tls_openssl_init (vlib_main_t * vm)
tls_openssl_set_ciphers
("ALL:!ADH:!LOW:!EXP:!MD5:!RC4-SHA:!DES-CBC3-SHA:@STRENGTH");
+ if (tls_init_ca_chain ())
+ {
+ clib_warning ("failed to initialize TLS CA chain");
+ return 0;
+ }
+
return error;
}
/* *INDENT-OFF* */
diff --git a/src/plugins/tlspicotls/tls_picotls.c b/src/plugins/tlspicotls/tls_picotls.c
index 54a9d19fe65..afb48f1c72e 100644
--- a/src/plugins/tlspicotls/tls_picotls.c
+++ b/src/plugins/tlspicotls/tls_picotls.c
@@ -722,6 +722,13 @@ picotls_init_client_ptls_ctx (ptls_context_t **client_ptls_ctx)
return 0;
}
+int
+picotls_reinit_ca_chain (void)
+{
+ /* Not supported yet */
+ return 0;
+}
+
const static tls_engine_vft_t picotls_engine = {
.ctx_alloc = picotls_ctx_alloc,
.ctx_free = picotls_ctx_free,
@@ -736,6 +743,7 @@ const static tls_engine_vft_t picotls_engine = {
.ctx_write = picotls_ctx_write,
.ctx_transport_close = picotls_transport_close,
.ctx_app_close = picotls_app_close,
+ .ctx_reinit_cachain = picotls_reinit_ca_chain,
};
static clib_error_t *
diff --git a/src/vnet/tls/tls.c b/src/vnet/tls/tls.c
index becd29f20e0..14495b2c77e 100644
--- a/src/vnet/tls/tls.c
+++ b/src/vnet/tls/tls.c
@@ -398,6 +398,12 @@ tls_ctx_handshake_is_over (tls_ctx_t * ctx)
return tls_vfts[ctx->tls_ctx_engine].ctx_handshake_is_over (ctx);
}
+int
+tls_reinit_ca_chain (crypto_engine_type_t tls_engine_id)
+{
+ return tls_vfts[tls_engine_id].ctx_reinit_cachain ();
+}
+
void
tls_notify_app_io_error (tls_ctx_t *ctx)
{
diff --git a/src/vnet/tls/tls.h b/src/vnet/tls/tls.h
index 54798e0230f..4a5da15a88f 100644
--- a/src/vnet/tls/tls.h
+++ b/src/vnet/tls/tls.h
@@ -125,6 +125,7 @@ typedef struct tls_engine_vft_
int (*ctx_stop_listen) (tls_ctx_t * ctx);
int (*ctx_transport_close) (tls_ctx_t * ctx);
int (*ctx_app_close) (tls_ctx_t * ctx);
+ int (*ctx_reinit_cachain) (void);
} tls_engine_vft_t;
tls_main_t *vnet_tls_get_main (void);
@@ -139,6 +140,7 @@ int tls_notify_app_connected (tls_ctx_t * ctx, session_error_t err);
void tls_notify_app_enqueue (tls_ctx_t * ctx, session_t * app_session);
void tls_notify_app_io_error (tls_ctx_t *ctx);
void tls_disconnect_transport (tls_ctx_t * ctx);
+int tls_reinit_ca_chain (crypto_engine_type_t tls_engine_id);
#endif /* SRC_VNET_TLS_TLS_H_ */
/*