[asterisk-commits] res pjsip: Fix infinite recursion when loading transports f... (asterisk[13])
SVN commits to the Asterisk project
asterisk-commits at lists.digium.com
Thu Feb 11 06:09:50 CST 2016
Joshua Colp has submitted this change and it was merged.
Change subject: res_pjsip: Fix infinite recursion when loading transports from realtime
......................................................................
res_pjsip: Fix infinite recursion when loading transports from realtime
Attempting to load a transport from realtime was forcing asterisk into an
infinite recursion loop. The first thing transport_apply did was to do a
sorcery retrieve by id for an existing transport of the same name. For files,
this just returns the previous object from res_sorcery_config's internal
container, if any. For realtime, the res_sourcery_realtime driver looks in the
database and finds the existing row but now it has to rehydrate it into a
sorcery object which means calling... transport_apply. And so it goes.
The main issue with loading from realtime (apart from the loop) was that
transport stores structures and pointers directly in the ast_sip_transport
structure instead of the separate ast_transport_state structure. This patch
separates those items into the ast_sip_transport_state structure. The pattern
is roughly the same as res_pjsip_outbound_registration.
Although all current usages of ast_sip_transport and ast_sip_transport_state
were modified to use the new ast_sip_get_transport_state API, the original
items are left in ast_sip_transport and kept updated to maintain ABI
compatability for third-party modules. They are marked as deprecated and
noted that they're now in ast_sip_transport_state.
ASTERISK-25606 #close
Reported-by: Martin Moučka
Change-Id: Ic7a836ea8e786e8def51fe3f8cce855ea54f5f19
---
M include/asterisk/res_pjsip.h
M res/res_pjsip.c
M res/res_pjsip/config_transport.c
M res/res_pjsip_endpoint_identifier_anonymous.c
M res/res_pjsip_endpoint_identifier_user.c
M res/res_pjsip_multihomed.c
M res/res_pjsip_nat.c
M res/res_pjsip_outbound_registration.c
M res/res_pjsip_sdp_rtp.c
M res/res_pjsip_session.c
M res/res_pjsip_t38.c
M res/res_pjsip_transport_websocket.c
12 files changed, 781 insertions(+), 259 deletions(-)
Approvals:
Mark Michelson: Looks good to me, but someone else must approve
Joshua Colp: Looks good to me, approved; Verified
diff --git a/include/asterisk/res_pjsip.h b/include/asterisk/res_pjsip.h
index 5dc16bc..bea469f 100644
--- a/include/asterisk/res_pjsip.h
+++ b/include/asterisk/res_pjsip.h
@@ -54,33 +54,58 @@
struct pjsip_tls_setting;
struct pjsip_tpselector;
+/*! \brief Maximum number of ciphers supported for a TLS transport */
+#define SIP_TLS_MAX_CIPHERS 64
+
/*!
* \brief Structure for SIP transport information
*/
struct ast_sip_transport_state {
/*! \brief Transport itself */
struct pjsip_transport *transport;
-
/*! \brief Transport factory */
struct pjsip_tpfactory *factory;
+ /*!
+ * Transport id
+ * \since 13.8.0
+ */
+ char *id;
+ /*!
+ * Transport type
+ * \since 13.8.0
+ */
+ enum ast_transport type;
+ /*!
+ * Address and port to bind to
+ * \since 13.8.0
+ */
+ pj_sockaddr host;
+ /*!
+ * TLS settings
+ * \since 13.8.0
+ */
+ pjsip_tls_setting tls;
+ /*!
+ * Configured TLS ciphers
+ * \since 13.8.0
+ */
+ pj_ssl_cipher ciphers[SIP_TLS_MAX_CIPHERS];
+ /*!
+ * Optional local network information, used for NAT purposes
+ * \since 13.8.0
+ */
+ struct ast_ha *localnet;
+ /*!
+ * DNS manager for refreshing the external address
+ * \since 13.8.0
+ */
+ struct ast_dnsmgr_entry *external_address_refresher;
+ /*!
+ * Optional external address information
+ * \since 13.8.0
+ */
+ struct ast_sockaddr external_address;
};
-
-#define SIP_SORCERY_DOMAIN_ALIAS_TYPE "domain_alias"
-
-/*!
- * Details about a SIP domain alias
- */
-struct ast_sip_domain_alias {
- /*! Sorcery object details */
- SORCERY_OBJECT(details);
- AST_DECLARE_STRING_FIELDS(
- /*! Domain to be aliased to */
- AST_STRING_FIELD(domain);
- );
-};
-
-/*! \brief Maximum number of ciphers supported for a TLS transport */
-#define SIP_TLS_MAX_CIPHERS 64
/*
* \brief Transport to bind to
@@ -108,23 +133,51 @@
);
/*! Type of transport */
enum ast_transport type;
- /*! Address and port to bind to */
+ /*!
+ * \deprecated Moved to ast_sip_transport_state
+ * \version 13.8.0 deprecated
+ * Address and port to bind to
+ */
pj_sockaddr host;
/*! Number of simultaneous asynchronous operations */
unsigned int async_operations;
/*! Optional external port for signaling */
unsigned int external_signaling_port;
- /*! TLS settings */
+ /*!
+ * \deprecated Moved to ast_sip_transport_state
+ * \version 13.7.1 deprecated
+ * TLS settings
+ */
pjsip_tls_setting tls;
- /*! Configured TLS ciphers */
+ /*!
+ * \deprecated Moved to ast_sip_transport_state
+ * \version 13.7.1 deprecated
+ * Configured TLS ciphers
+ */
pj_ssl_cipher ciphers[SIP_TLS_MAX_CIPHERS];
- /*! Optional local network information, used for NAT purposes */
+ /*!
+ * \deprecated Moved to ast_sip_transport_state
+ * \version 13.7.1 deprecated
+ * Optional local network information, used for NAT purposes
+ */
struct ast_ha *localnet;
- /*! DNS manager for refreshing the external address */
+ /*!
+ * \deprecated Moved to ast_sip_transport_state
+ * \version 13.7.1 deprecated
+ * DNS manager for refreshing the external address
+ */
struct ast_dnsmgr_entry *external_address_refresher;
- /*! Optional external address information */
+ /*!
+ * \deprecated Moved to ast_sip_transport_state
+ * \version 13.7.1 deprecated
+ * Optional external address information
+ */
struct ast_sockaddr external_address;
- /*! Transport state information */
+ /*!
+ * \deprecated
+ * \version 13.7.1 deprecated
+ * Transport state information
+ */
struct ast_sip_transport_state *state;
/*! QOS DSCP TOS bits */
unsigned int tos;
@@ -132,6 +185,20 @@
unsigned int cos;
/*! Write timeout */
int write_timeout;
+};
+
+#define SIP_SORCERY_DOMAIN_ALIAS_TYPE "domain_alias"
+
+/*!
+ * Details about a SIP domain alias
+ */
+struct ast_sip_domain_alias {
+ /*! Sorcery object details */
+ SORCERY_OBJECT(details);
+ AST_DECLARE_STRING_FIELDS(
+ /*! Domain to be aliased to */
+ AST_STRING_FIELD(domain);
+ );
};
/*!
@@ -2172,4 +2239,25 @@
*/
long ast_sip_threadpool_queue_size(void);
+/*!
+ * \brief Retrieve transport state
+ * \since 13.7.1
+ *
+ * @param transport_id
+ * @returns transport_state
+ *
+ * \note ao2_cleanup(...) or ao2_ref(..., -1) must be called on the returned object
+ */
+struct ast_sip_transport_state *ast_sip_get_transport_state(const char *transport_id);
+
+/*!
+ * \brief Retrieves all transport states
+ * \since 13.7.1
+ *
+ * @returns ao2_container
+ *
+ * \note ao2_cleanup(...) or ao2_ref(..., -1) must be called on the returned object
+ */
+struct ao2_container *ast_sip_get_transport_states(void);
+
#endif /* _RES_PJSIP_H */
diff --git a/res/res_pjsip.c b/res/res_pjsip.c
index c94f6a9..d0d6ba9 100644
--- a/res/res_pjsip.c
+++ b/res/res_pjsip.c
@@ -2486,6 +2486,7 @@
static int sip_get_tpselector_from_endpoint(const struct ast_sip_endpoint *endpoint, pjsip_tpselector *selector)
{
RAII_VAR(struct ast_sip_transport *, transport, NULL, ao2_cleanup);
+ RAII_VAR(struct ast_sip_transport_state *, transport_state, NULL, ao2_cleanup);
const char *transport_name = endpoint->transport;
if (ast_strlen_zero(transport_name)) {
@@ -2493,19 +2494,20 @@
}
transport = ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), "transport", transport_name);
+ transport_state = ast_sip_get_transport_state(transport_name);
- if (!transport || !transport->state) {
+ if (!transport || !transport_state) {
ast_log(LOG_ERROR, "Unable to retrieve PJSIP transport '%s' for endpoint '%s'\n",
transport_name, ast_sorcery_object_get_id(endpoint));
return -1;
}
- if (transport->state->transport) {
+ if (transport_state->transport) {
selector->type = PJSIP_TPSELECTOR_TRANSPORT;
- selector->u.transport = transport->state->transport;
- } else if (transport->state->factory) {
+ selector->u.transport = transport_state->transport;
+ } else if (transport_state->factory) {
selector->type = PJSIP_TPSELECTOR_LISTENER;
- selector->u.listener = transport->state->factory;
+ selector->u.listener = transport_state->factory;
} else if (transport->type == AST_TRANSPORT_WS || transport->type == AST_TRANSPORT_WSS) {
/* The WebSocket transport has no factory as it can not create outgoing connections, so
* even if an endpoint is locked to a WebSocket transport we let the PJSIP logic
diff --git a/res/res_pjsip/config_transport.c b/res/res_pjsip/config_transport.c
index 840824b..0fcd7d9 100644
--- a/res/res_pjsip/config_transport.c
+++ b/res/res_pjsip/config_transport.c
@@ -31,6 +31,82 @@
#include "include/res_pjsip_private.h"
#include "asterisk/http_websocket.h"
+#define MAX_POINTER_STRING 33
+
+/*! \brief Default number of state container buckets */
+#define DEFAULT_STATE_BUCKETS 53
+static struct ao2_container *transport_states;
+
+struct internal_state {
+ char *id;
+ /*! Set if there was a change detected */
+ int change_detected;
+ /*! \brief Transport configuration object */
+ struct ast_sip_transport *transport;
+ /*! \brief Transport state information */
+ struct ast_sip_transport_state *state;
+};
+
+static void temp_state_store_cleanup(void *data)
+{
+ struct ast_sip_transport_state **temp_state = data;
+
+ ao2_cleanup(*temp_state);
+ ast_free(data);
+}
+
+AST_THREADSTORAGE_CUSTOM(temp_state_store, NULL, temp_state_store_cleanup);
+
+/*! \brief hashing function for state objects */
+static int internal_state_hash(const void *obj, const int flags)
+{
+ const struct internal_state *object;
+ const char *key;
+
+ switch (flags & OBJ_SEARCH_MASK) {
+ case OBJ_SEARCH_KEY:
+ key = obj;
+ break;
+ case OBJ_SEARCH_OBJECT:
+ object = obj;
+ key = object->id;
+ break;
+ default:
+ ast_assert(0);
+ return 0;
+ }
+ return ast_str_hash(key);
+}
+
+/*! \brief comparator function for state objects */
+static int internal_state_cmp(void *obj, void *arg, int flags)
+{
+ const struct internal_state *object_left = obj;
+ const struct internal_state *object_right = arg;
+ const char *right_key = arg;
+ int cmp;
+
+ switch (flags & OBJ_SEARCH_MASK) {
+ case OBJ_SEARCH_OBJECT:
+ right_key = object_right->id;
+ /* Fall through */
+ case OBJ_SEARCH_KEY:
+ cmp = strcmp(object_left->id, right_key);
+ break;
+ case OBJ_SEARCH_PARTIAL_KEY:
+ /* Not supported by container. */
+ ast_assert(0);
+ return 0;
+ default:
+ cmp = 0;
+ break;
+ }
+ if (cmp) {
+ return 0;
+ }
+ return CMP_MATCH;
+}
+
static int sip_transport_to_ami(const struct ast_sip_transport *transport,
struct ast_str **buf)
{
@@ -75,58 +151,6 @@
.format_ami = format_ami_endpoint_transport
};
-static int destroy_transport_state(void *data)
-{
- pjsip_transport *transport = data;
- pjsip_transport_shutdown(transport);
- return 0;
-}
-
-/*! \brief Destructor for transport state information */
-static void transport_state_destroy(void *obj)
-{
- struct ast_sip_transport_state *state = obj;
-
- if (state->transport) {
- ast_sip_push_task_synchronous(NULL, destroy_transport_state, state->transport);
- }
-}
-
-/*! \brief Destructor for transport */
-static void transport_destroy(void *obj)
-{
- struct ast_sip_transport *transport = obj;
-
- ast_string_field_free_memory(transport);
- ast_free_ha(transport->localnet);
-
- if (transport->external_address_refresher) {
- ast_dnsmgr_release(transport->external_address_refresher);
- }
-
- ao2_cleanup(transport->state);
-}
-
-/*! \brief Allocator for transport */
-static void *transport_alloc(const char *name)
-{
- struct ast_sip_transport *transport = ast_sorcery_generic_alloc(sizeof(*transport), transport_destroy);
-
- if (!transport) {
- return NULL;
- }
-
- if (ast_string_field_init(transport, 256)) {
- ao2_cleanup(transport);
- return NULL;
- }
-
- pjsip_tls_setting_default(&transport->tls);
- transport->tls.ciphers = transport->ciphers;
-
- return transport;
-}
-
static void set_qos(struct ast_sip_transport *transport, pj_qos_params *qos)
{
int tos_as_dscp = transport->tos >> 2;
@@ -141,68 +165,280 @@
}
}
+/*! \brief Destructor for transport */
+static void sip_transport_destroy(void *obj)
+{
+ struct ast_sip_transport *transport = obj;
+
+ ast_string_field_free_memory(transport);
+}
+
+/*! \brief Allocator for transport */
+static void *sip_transport_alloc(const char *name)
+{
+ struct ast_sip_transport *transport = ast_sorcery_generic_alloc(sizeof(*transport), sip_transport_destroy);
+
+ if (!transport) {
+ return NULL;
+ }
+
+ if (ast_string_field_init(transport, 256)) {
+ ao2_cleanup(transport);
+ return NULL;
+ }
+
+ return transport;
+}
+
+static int destroy_sip_transport_state(void *data)
+{
+ struct ast_sip_transport_state *transport_state = data;
+
+ ast_free(transport_state->id);
+ ast_free_ha(transport_state->localnet);
+
+ if (transport_state->external_address_refresher) {
+ ast_dnsmgr_release(transport_state->external_address_refresher);
+ }
+ if (transport_state->transport) {
+ pjsip_transport_shutdown(transport_state->transport);
+ }
+
+ return 0;
+}
+
+/*! \brief Destructor for ast_sip_transport state information */
+static void sip_transport_state_destroy(void *obj)
+{
+ struct ast_sip_transport_state *state = obj;
+
+ ast_sip_push_task_synchronous(NULL, destroy_sip_transport_state, state);
+}
+
+/*! \brief Destructor for ast_sip_transport state information */
+static void internal_state_destroy(void *obj)
+{
+ struct internal_state *state = obj;
+
+ ast_free(state->id);
+ ao2_cleanup(state->transport);
+ ao2_cleanup(state->state);
+}
+
+static struct internal_state *find_internal_state_by_transport(const struct ast_sip_transport *transport)
+{
+ const char *key = ast_sorcery_object_get_id(transport);
+
+ return ao2_find(transport_states, key, OBJ_SEARCH_KEY | OBJ_NOLOCK);
+}
+
+static struct ast_sip_transport_state *find_state_by_transport(const struct ast_sip_transport *transport)
+{
+ struct internal_state *state;
+
+ state = find_internal_state_by_transport(transport);
+ if (!state) {
+ return NULL;
+ }
+ ao2_bump(state->state);
+ ao2_cleanup(state);
+
+ return state->state;
+}
+
+static int remove_temporary_state(void)
+{
+ struct ast_sip_transport_state **state;
+
+ state = ast_threadstorage_get(&temp_state_store, sizeof(state));
+ if (!state) {
+ return -1;
+ }
+
+ ao2_cleanup(*state);
+ *state = NULL;
+ return 0;
+}
+
+static struct ast_sip_transport_state *find_temporary_state(struct ast_sip_transport *transport)
+{
+ struct ast_sip_transport_state **state;
+
+ state = ast_threadstorage_get(&temp_state_store, sizeof(state));
+ if (state && *state) {
+ ao2_ref(*state, +1);
+ return *state;
+ }
+
+ return NULL;
+}
+
+static struct internal_state *internal_state_alloc(struct ast_sip_transport *transport)
+{
+ struct internal_state *internal_state;
+
+ internal_state = ao2_alloc(sizeof(*internal_state), internal_state_destroy);
+ if (!internal_state) {
+ return NULL;
+ }
+
+ internal_state->id = ast_strdup(ast_sorcery_object_get_id(transport));
+ if (!internal_state->id) {
+ ao2_cleanup(internal_state);
+ return NULL;
+ }
+
+ /* We're transferring the reference from find_temporary_state */
+ internal_state->state = find_temporary_state(transport);
+ if (!internal_state->state) {
+ ao2_cleanup(internal_state);
+ return NULL;
+ }
+ internal_state->transport = ao2_bump(transport);
+ internal_state->transport->state = internal_state->state;
+ remove_temporary_state();
+
+ return internal_state;
+}
+
+/*!
+ * \internal
+ * \brief Should only be called by the individual field handlers
+ */
+static struct ast_sip_transport_state *find_or_create_temporary_state(struct ast_sip_transport *transport)
+{
+ struct ast_sip_transport_state **state;
+ struct ast_sip_transport_state *new_state;
+
+ if ((new_state = find_temporary_state(transport))) {
+ return new_state;
+ }
+
+ state = ast_threadstorage_get(&temp_state_store, sizeof(state));
+ if (!state || *state) {
+ return NULL;
+ }
+
+ new_state = ao2_alloc(sizeof(**state), sip_transport_state_destroy);
+ if (!new_state) {
+ return NULL;
+ }
+ new_state->id = ast_strdup(ast_sorcery_object_get_id(transport));
+ new_state->type = transport->type;
+
+ pjsip_tls_setting_default(&new_state->tls);
+ new_state->tls.ciphers = new_state->ciphers;
+
+ ao2_ref(new_state, +1);
+ *state = new_state;
+
+ return new_state;
+}
+
+static void copy_state_to_transport(struct ast_sip_transport *transport)
+{
+ ast_assert(transport && transport->state);
+
+ memcpy(&transport->host, &transport->state->host, sizeof(transport->host));
+ memcpy(&transport->tls, &transport->state->tls, sizeof(transport->tls));
+ memcpy(&transport->ciphers, &transport->state->ciphers, sizeof(transport->ciphers));
+ transport->localnet = transport->state->localnet;
+ transport->external_address_refresher = transport->state->external_address_refresher;
+ memcpy(&transport->external_address, &transport->state->external_address, sizeof(transport->external_address));
+}
+
+static void states_cleanup(void *states)
+{
+ if (states) {
+ ao2_unlock(states);
+ }
+}
+
/*! \brief Apply handler for transports */
static int transport_apply(const struct ast_sorcery *sorcery, void *obj)
{
struct ast_sip_transport *transport = obj;
- RAII_VAR(struct ast_sip_transport *, existing, ast_sorcery_retrieve_by_id(sorcery, "transport", ast_sorcery_object_get_id(obj)), ao2_cleanup);
+ const char *transport_id = ast_sorcery_object_get_id(obj);
+ RAII_VAR(struct ao2_container *, states, transport_states, states_cleanup);
+ RAII_VAR(struct internal_state *, temp_state, NULL, ao2_cleanup);
+ RAII_VAR(struct internal_state *, perm_state, NULL, ao2_cleanup);
+ RAII_VAR(struct ast_variable *, changes, NULL, ast_variables_destroy);
pj_status_t res = -1;
- if (!existing || !existing->state) {
- if (!(transport->state = ao2_alloc(sizeof(*transport->state), transport_state_destroy))) {
- ast_log(LOG_ERROR, "Transport state for '%s' could not be allocated\n", ast_sorcery_object_get_id(obj));
- return -1;
+ if (!states) {
+ return -1;
+ }
+
+ /*
+ * transport_apply gets called for EVERY retrieval of a transport when using realtime.
+ * We need to prevent multiple threads from trying to mess with underlying transports
+ * at the same time. The container is the only thing we have to lock on.
+ */
+ ao2_wrlock(states);
+
+ perm_state = find_internal_state_by_transport(transport);
+ if (perm_state) {
+ ast_sorcery_diff(sorcery, perm_state->transport, transport, &changes);
+ if (changes) {
+ if (!perm_state->change_detected) {
+ perm_state->change_detected = 1;
+ ast_log(LOG_WARNING, "Transport '%s' is not reloadable, maintaining previous values\n", transport_id);
+ }
}
- } else {
- transport->state = existing->state;
- ao2_ref(transport->state, +1);
+
+ /* In case someone is using the deprecated fields, reset them */
+ transport->state = perm_state->state;
+ copy_state_to_transport(transport);
+ ao2_replace(perm_state->transport, transport);
+ return 0;
}
- /* Once active a transport can not be reconfigured */
- if (transport->state->transport || transport->state->factory) {
- return -1;
+ temp_state = internal_state_alloc(transport);
+ if (!temp_state) {
+ ast_log(LOG_ERROR, "Transport '%s' failed to allocate memory\n", transport_id);
+ goto error;
}
- if (transport->host.addr.sa_family != PJ_AF_INET && transport->host.addr.sa_family != PJ_AF_INET6) {
- ast_log(LOG_ERROR, "Transport '%s' could not be started as binding not specified\n", ast_sorcery_object_get_id(obj));
- return -1;
+ if (temp_state->state->host.addr.sa_family != PJ_AF_INET && temp_state->state->host.addr.sa_family != PJ_AF_INET6) {
+ ast_log(LOG_ERROR, "Transport '%s' could not be started as binding not specified\n", transport_id);
+ goto error;
}
/* Set default port if not present */
- if (!pj_sockaddr_get_port(&transport->host)) {
- pj_sockaddr_set_port(&transport->host, (transport->type == AST_TRANSPORT_TLS) ? 5061 : 5060);
+ if (!pj_sockaddr_get_port(&temp_state->state->host)) {
+ pj_sockaddr_set_port(&temp_state->state->host, (transport->type == AST_TRANSPORT_TLS) ? 5061 : 5060);
}
/* Now that we know what address family we can set up a dnsmgr refresh for the external media address if present */
if (!ast_strlen_zero(transport->external_signaling_address)) {
- if (transport->host.addr.sa_family == pj_AF_INET()) {
- transport->external_address.ss.ss_family = AF_INET;
- } else if (transport->host.addr.sa_family == pj_AF_INET6()) {
- transport->external_address.ss.ss_family = AF_INET6;
+ if (temp_state->state->host.addr.sa_family == pj_AF_INET()) {
+ temp_state->state->external_address.ss.ss_family = AF_INET;
+ } else if (temp_state->state->host.addr.sa_family == pj_AF_INET6()) {
+ temp_state->state->external_address.ss.ss_family = AF_INET6;
} else {
ast_log(LOG_ERROR, "Unknown address family for transport '%s', could not get external signaling address\n",
- ast_sorcery_object_get_id(obj));
- return -1;
+ transport_id);
+ goto error;
}
- if (ast_dnsmgr_lookup(transport->external_signaling_address, &transport->external_address, &transport->external_address_refresher, NULL) < 0) {
- ast_log(LOG_ERROR, "Could not create dnsmgr for external signaling address on '%s'\n", ast_sorcery_object_get_id(obj));
- return -1;
+ if (ast_dnsmgr_lookup(transport->external_signaling_address, &temp_state->state->external_address, &temp_state->state->external_address_refresher, NULL) < 0) {
+ ast_log(LOG_ERROR, "Could not create dnsmgr for external signaling address on '%s'\n", transport_id);
+ goto error;
}
}
if (transport->type == AST_TRANSPORT_UDP) {
- if (transport->host.addr.sa_family == pj_AF_INET()) {
- res = pjsip_udp_transport_start(ast_sip_get_pjsip_endpoint(), &transport->host.ipv4, NULL, transport->async_operations, &transport->state->transport);
- } else if (transport->host.addr.sa_family == pj_AF_INET6()) {
- res = pjsip_udp_transport_start6(ast_sip_get_pjsip_endpoint(), &transport->host.ipv6, NULL, transport->async_operations, &transport->state->transport);
+ if (temp_state->state->host.addr.sa_family == pj_AF_INET()) {
+ res = pjsip_udp_transport_start(ast_sip_get_pjsip_endpoint(), &temp_state->state->host.ipv4, NULL, transport->async_operations, &temp_state->state->transport);
+ } else if (temp_state->state->host.addr.sa_family == pj_AF_INET6()) {
+ res = pjsip_udp_transport_start6(ast_sip_get_pjsip_endpoint(), &temp_state->state->host.ipv6, NULL, transport->async_operations, &temp_state->state->transport);
}
if (res == PJ_SUCCESS && (transport->tos || transport->cos)) {
pj_sock_t sock;
pj_qos_params qos_params;
- sock = pjsip_udp_transport_get_socket(transport->state->transport);
+ sock = pjsip_udp_transport_get_socket(temp_state->state->transport);
pj_sock_get_qos_params(sock, &qos_params);
set_qos(transport, &qos_params);
pj_sock_set_qos_params(sock, &qos_params);
@@ -210,61 +446,23 @@
} else if (transport->type == AST_TRANSPORT_TCP) {
pjsip_tcp_transport_cfg cfg;
- pjsip_tcp_transport_cfg_default(&cfg, transport->host.addr.sa_family);
- cfg.bind_addr = transport->host;
+ pjsip_tcp_transport_cfg_default(&cfg, temp_state->state->host.addr.sa_family);
+ cfg.bind_addr = temp_state->state->host;
cfg.async_cnt = transport->async_operations;
set_qos(transport, &cfg.qos_params);
- res = pjsip_tcp_transport_start3(ast_sip_get_pjsip_endpoint(), &cfg, &transport->state->factory);
+ res = pjsip_tcp_transport_start3(ast_sip_get_pjsip_endpoint(), &cfg, &temp_state->state->factory);
} else if (transport->type == AST_TRANSPORT_TLS) {
if (transport->async_operations > 1 && ast_compare_versions(pj_get_version(), "2.5.0") < 0) {
ast_log(LOG_ERROR, "Transport: %s: When protocol=tls and pjproject version < 2.5.0, async_operations can't be > 1\n",
ast_sorcery_object_get_id(obj));
- return -1;
+ goto error;
}
- if (!ast_strlen_zero(transport->ca_list_file)) {
- if (!ast_file_is_readable(transport->ca_list_file)) {
- ast_log(LOG_ERROR, "Transport: %s: ca_list_file %s is either missing or not readable\n",
- ast_sorcery_object_get_id(obj), transport->ca_list_file);
- return -1;
- }
- }
- transport->tls.ca_list_file = pj_str((char*)transport->ca_list_file);
-#ifdef HAVE_PJ_SSL_CERT_LOAD_FROM_FILES2
- if (!ast_strlen_zero(transport->ca_list_path)) {
- if (!ast_file_is_readable(transport->ca_list_path)) {
- ast_log(LOG_ERROR, "Transport: %s: ca_list_path %s is either missing or not readable\n",
- ast_sorcery_object_get_id(obj), transport->ca_list_path);
- return -1;
- }
- }
- transport->tls.ca_list_path = pj_str((char*)transport->ca_list_path);
-#else
- if (!ast_strlen_zero(transport->ca_list_path)) {
- ast_log(LOG_WARNING, "Asterisk has been built against a version of pjproject that does not "
- "support the 'ca_list_path' option. Please upgrade to version 2.4 or later.\n");
- }
-#endif
- if (!ast_strlen_zero(transport->cert_file)) {
- if (!ast_file_is_readable(transport->cert_file)) {
- ast_log(LOG_ERROR, "Transport: %s: cert_file %s is either missing or not readable\n",
- ast_sorcery_object_get_id(obj), transport->cert_file);
- return -1;
- }
- }
- transport->tls.cert_file = pj_str((char*)transport->cert_file);
- if (!ast_strlen_zero(transport->privkey_file)) {
- if (!ast_file_is_readable(transport->privkey_file)) {
- ast_log(LOG_ERROR, "Transport: %s: privkey_file %s is either missing or not readable\n",
- ast_sorcery_object_get_id(obj), transport->privkey_file);
- return -1;
- }
- }
- transport->tls.privkey_file = pj_str((char*)transport->privkey_file);
- transport->tls.password = pj_str((char*)transport->password);
- set_qos(transport, &transport->tls.qos_params);
- res = pjsip_tls_transport_start2(ast_sip_get_pjsip_endpoint(), &transport->tls, &transport->host, NULL, transport->async_operations, &transport->state->factory);
+ temp_state->state->tls.password = pj_str((char*)transport->password);
+ set_qos(transport, &temp_state->state->tls.qos_params);
+
+ res = pjsip_tls_transport_start2(ast_sip_get_pjsip_endpoint(), &temp_state->state->tls, &temp_state->state->host, NULL, transport->async_operations, &temp_state->state->factory);
} else if ((transport->type == AST_TRANSPORT_WS) || (transport->type == AST_TRANSPORT_WSS)) {
if (transport->cos || transport->tos) {
ast_log(LOG_WARNING, "TOS and COS values ignored for websocket transport\n");
@@ -277,8 +475,101 @@
pj_strerror(res, msg, sizeof(msg));
ast_log(LOG_ERROR, "Transport '%s' could not be started: %s\n", ast_sorcery_object_get_id(obj), msg);
+ goto error;
+ }
+
+ copy_state_to_transport(transport);
+ ao2_link(states, temp_state);
+
+ return 0;
+
+error:
+ ao2_unlink(states, temp_state);
+ return -1;
+}
+
+/*! \brief Custom handler for type just makes sure the state is created */
+static int transport_state_init(const struct aco_option *opt, struct ast_variable *var, void *obj)
+{
+ struct ast_sip_transport *transport = obj;
+ struct ast_sip_transport_state *state = find_or_create_temporary_state(transport);
+
+ ao2_cleanup(state);
+
+ return 0;
+}
+
+/*! \brief Custom handler for TLS method setting */
+static int transport_tls_file_handler(const struct aco_option *opt, struct ast_variable *var, void *obj)
+{
+ struct ast_sip_transport *transport = obj;
+ RAII_VAR(struct ast_sip_transport_state *, state, find_or_create_temporary_state(transport), ao2_cleanup);
+
+ if (!state) {
return -1;
}
+
+ if (!ast_file_is_readable(var->value)) {
+ ast_log(LOG_ERROR, "Transport: %s: %s %s is either missing or not readable\n",
+ ast_sorcery_object_get_id(obj), var->name, var->value);
+ return -1;
+ }
+
+ if (!strcasecmp(var->name, "ca_list_file")) {
+ state->tls.ca_list_file = pj_str((char*)var->value);
+ ast_string_field_set(transport, ca_list_file, var->value);
+ } else if (!strcasecmp(var->name, "ca_list_path")) {
+#ifdef HAVE_PJ_SSL_CERT_LOAD_FROM_FILES2
+ state->tls.ca_list_path = pj_str((char*)var->value);
+ ast_string_field_set(transport, ca_list_path, var->value);
+#else
+ ast_log(LOG_WARNING, "Asterisk has been built against a version of pjproject that does not "
+ "support the 'ca_list_path' option. Please upgrade to version 2.4 or later.\n");
+#endif
+ } else if (!strcasecmp(var->name, "cert_file")) {
+ state->tls.cert_file = pj_str((char*)var->value);
+ ast_string_field_set(transport, cert_file, var->value);
+ } else if (!strcasecmp(var->name, "priv_key_file")) {
+ state->tls.privkey_file = pj_str((char*)var->value);
+ ast_string_field_set(transport, privkey_file, var->value);
+ }
+
+ return 0;
+}
+
+static int ca_list_file_to_str(const void *obj, const intptr_t *args, char **buf)
+{
+ const struct ast_sip_transport *transport = obj;
+
+ *buf = ast_strdup(transport->ca_list_file);
+
+ return 0;
+}
+
+static int ca_list_path_to_str(const void *obj, const intptr_t *args, char **buf)
+{
+ const struct ast_sip_transport *transport = obj;
+
+ *buf = ast_strdup(transport->ca_list_path);
+
+ return 0;
+}
+
+static int cert_file_to_str(const void *obj, const intptr_t *args, char **buf)
+{
+ const struct ast_sip_transport *transport = obj;
+
+ *buf = ast_strdup(transport->cert_file);
+
+ return 0;
+}
+
+static int privkey_file_to_str(const void *obj, const intptr_t *args, char **buf)
+{
+ const struct ast_sip_transport *transport = obj;
+
+ *buf = ast_strdup(transport->privkey_file);
+
return 0;
}
@@ -328,7 +619,14 @@
{
struct ast_sip_transport *transport = obj;
pj_str_t buf;
- int rc = pj_sockaddr_parse(pj_AF_UNSPEC(), 0, pj_cstr(&buf, var->value), &transport->host);
+ int rc;
+ RAII_VAR(struct ast_sip_transport_state *, state, find_or_create_temporary_state(transport), ao2_cleanup);
+
+ if (!state) {
+ return -1;
+ }
+
+ rc = pj_sockaddr_parse(pj_AF_UNSPEC(), 0, pj_cstr(&buf, var->value), &state->host);
return rc != PJ_SUCCESS ? -1 : 0;
}
@@ -336,13 +634,18 @@
static int transport_bind_to_str(const void *obj, const intptr_t *args, char **buf)
{
const struct ast_sip_transport *transport = obj;
+ RAII_VAR(struct ast_sip_transport_state *, state, find_state_by_transport(transport), ao2_cleanup);
+
+ if (!state) {
+ return -1;
+ }
if (!(*buf = ast_calloc(MAX_OBJECT_FIELD, sizeof(char)))) {
return -1;
}
/* include port as well as brackets if IPv6 */
- pj_sockaddr_print(&transport->host, *buf, MAX_OBJECT_FIELD, 1 | 2);
+ pj_sockaddr_print(&state->host, *buf, MAX_OBJECT_FIELD, 1 | 2);
return 0;
}
@@ -351,13 +654,18 @@
static int transport_tls_bool_handler(const struct aco_option *opt, struct ast_variable *var, void *obj)
{
struct ast_sip_transport *transport = obj;
+ RAII_VAR(struct ast_sip_transport_state *, state, find_or_create_temporary_state(transport), ao2_cleanup);
+
+ if (!state) {
+ return -1;
+ }
if (!strcasecmp(var->name, "verify_server")) {
- transport->tls.verify_server = ast_true(var->value) ? PJ_TRUE : PJ_FALSE;
+ state->tls.verify_server = ast_true(var->value) ? PJ_TRUE : PJ_FALSE;
} else if (!strcasecmp(var->name, "verify_client")) {
- transport->tls.verify_client = ast_true(var->value) ? PJ_TRUE : PJ_FALSE;
+ state->tls.verify_client = ast_true(var->value) ? PJ_TRUE : PJ_FALSE;
} else if (!strcasecmp(var->name, "require_client_cert")) {
- transport->tls.require_client_cert = ast_true(var->value) ? PJ_TRUE : PJ_FALSE;
+ state->tls.require_client_cert = ast_true(var->value) ? PJ_TRUE : PJ_FALSE;
} else {
return -1;
}
@@ -368,21 +676,42 @@
static int verify_server_to_str(const void *obj, const intptr_t *args, char **buf)
{
const struct ast_sip_transport *transport = obj;
- *buf = ast_strdup(AST_YESNO(transport->tls.verify_server));
+ RAII_VAR(struct ast_sip_transport_state *, state, find_state_by_transport(transport), ao2_cleanup);
+
+ if (!state) {
+ return -1;
+ }
+
+ *buf = ast_strdup(AST_YESNO(state->tls.verify_server));
+
return 0;
}
static int verify_client_to_str(const void *obj, const intptr_t *args, char **buf)
{
const struct ast_sip_transport *transport = obj;
- *buf = ast_strdup(AST_YESNO(transport->tls.verify_client));
+ RAII_VAR(struct ast_sip_transport_state *, state, find_state_by_transport(transport), ao2_cleanup);
+
+ if (!state) {
+ return -1;
+ }
+
+ *buf = ast_strdup(AST_YESNO(state->tls.verify_client));
+
return 0;
}
static int require_client_cert_to_str(const void *obj, const intptr_t *args, char **buf)
{
const struct ast_sip_transport *transport = obj;
- *buf = ast_strdup(AST_YESNO(transport->tls.require_client_cert));
+ RAII_VAR(struct ast_sip_transport_state *, state, find_state_by_transport(transport), ao2_cleanup);
+
+ if (!state) {
+ return -1;
+ }
+
+ *buf = ast_strdup(AST_YESNO(state->tls.require_client_cert));
+
return 0;
}
@@ -390,19 +719,24 @@
static int transport_tls_method_handler(const struct aco_option *opt, struct ast_variable *var, void *obj)
{
struct ast_sip_transport *transport = obj;
+ RAII_VAR(struct ast_sip_transport_state *, state, find_or_create_temporary_state(transport), ao2_cleanup);
+
+ if (!state) {
+ return -1;
+ }
if (ast_strlen_zero(var->value) || !strcasecmp(var->value, "default")) {
- transport->tls.method = PJSIP_SSL_DEFAULT_METHOD;
+ state->tls.method = PJSIP_SSL_DEFAULT_METHOD;
} else if (!strcasecmp(var->value, "unspecified")) {
- transport->tls.method = PJSIP_SSL_UNSPECIFIED_METHOD;
+ state->tls.method = PJSIP_SSL_UNSPECIFIED_METHOD;
} else if (!strcasecmp(var->value, "tlsv1")) {
- transport->tls.method = PJSIP_TLSV1_METHOD;
+ state->tls.method = PJSIP_TLSV1_METHOD;
} else if (!strcasecmp(var->value, "sslv2")) {
- transport->tls.method = PJSIP_SSLV2_METHOD;
+ state->tls.method = PJSIP_SSLV2_METHOD;
} else if (!strcasecmp(var->value, "sslv3")) {
- transport->tls.method = PJSIP_SSLV3_METHOD;
+ state->tls.method = PJSIP_SSLV3_METHOD;
} else if (!strcasecmp(var->value, "sslv23")) {
- transport->tls.method = PJSIP_SSLV23_METHOD;
+ state->tls.method = PJSIP_SSLV23_METHOD;
} else {
return -1;
}
@@ -421,9 +755,16 @@
static int tls_method_to_str(const void *obj, const intptr_t *args, char **buf)
{
const struct ast_sip_transport *transport = obj;
- if (ARRAY_IN_BOUNDS(transport->tls.method, tls_method_map)) {
- *buf = ast_strdup(tls_method_map[transport->tls.method]);
+ RAII_VAR(struct ast_sip_transport_state *, state, find_state_by_transport(transport), ao2_cleanup);
+
+ if (!state) {
+ return -1;
}
+
+ if (ARRAY_IN_BOUNDS(state->tls.method, tls_method_map)) {
+ *buf = ast_strdup(tls_method_map[state->tls.method]);
+ }
+
return 0;
}
@@ -463,7 +804,7 @@
* \retval 0 on success.
* \retval -1 on error.
*/
-static int transport_cipher_add(struct ast_sip_transport *transport, const char *name)
+static int transport_cipher_add(struct ast_sip_transport_state *state, const char *name)
{
pj_ssl_cipher cipher;
int idx;
@@ -480,13 +821,13 @@
}
if (pj_ssl_cipher_is_supported(cipher)) {
- for (idx = transport->tls.ciphers_num; idx--;) {
- if (transport->ciphers[idx] == cipher) {
+ for (idx = state->tls.ciphers_num; idx--;) {
+ if (state->ciphers[idx] == cipher) {
/* The cipher is already in the list. */
return 0;
}
}
- transport->ciphers[transport->tls.ciphers_num++] = cipher;
+ state->ciphers[state->tls.ciphers_num++] = cipher;
return 0;
} else {
ast_log(LOG_ERROR, "Cipher '%s' is unsupported\n", name);
@@ -501,6 +842,11 @@
char *parse;
char *name;
int res = 0;
+ RAII_VAR(struct ast_sip_transport_state *, state, find_or_create_temporary_state(transport), ao2_cleanup);
+
+ if (!state) {
+ return -1;
+ }
parse = ast_strdupa(S_OR(var->value, ""));
while ((name = strsep(&parse, ","))) {
@@ -508,12 +854,12 @@
if (ast_strlen_zero(name)) {
continue;
}
- if (ARRAY_LEN(transport->ciphers) <= transport->tls.ciphers_num) {
+ if (ARRAY_LEN(state->ciphers) <= state->tls.ciphers_num) {
ast_log(LOG_ERROR, "Too many ciphers specified\n");
res = -1;
break;
}
- res |= transport_cipher_add(transport, name);
+ res |= transport_cipher_add(state, name);
}
return res ? -1 : 0;
}
@@ -543,8 +889,13 @@
static int transport_tls_cipher_to_str(const void *obj, const intptr_t *args, char **buf)
{
const struct ast_sip_transport *transport = obj;
+ RAII_VAR(struct ast_sip_transport_state *, state, find_state_by_transport(transport), ao2_cleanup);
- cipher_to_str(buf, transport->ciphers, transport->tls.ciphers_num);
+ if (!state) {
+ return -1;
+ }
+
+ cipher_to_str(buf, state->ciphers, state->tls.ciphers_num);
return *buf ? 0 : -1;
}
@@ -584,14 +935,19 @@
{
struct ast_sip_transport *transport = obj;
int error = 0;
+ RAII_VAR(struct ast_sip_transport_state *, state, find_or_create_temporary_state(transport), ao2_cleanup);
+
+ if (!state) {
+ return -1;
+ }
if (ast_strlen_zero(var->value)) {
- ast_free_ha(transport->localnet);
- transport->localnet = NULL;
+ ast_free_ha(state->localnet);
+ state->localnet = NULL;
return 0;
}
- if (!(transport->localnet = ast_append_ha("d", var->value, transport->localnet, &error))) {
+ if (!(state->localnet = ast_append_ha("d", var->value, state->localnet, &error))) {
return -1;
}
@@ -601,12 +957,16 @@
static int localnet_to_vl(const void *obj, struct ast_variable **fields)
{
const struct ast_sip_transport *transport = obj;
-
char str[MAX_OBJECT_FIELD];
struct ast_variable *head = NULL;
- struct ast_ha *ha = transport->localnet;
+ struct ast_ha *ha;
+ RAII_VAR(struct ast_sip_transport_state *, state, find_state_by_transport(transport), ao2_cleanup);
- for (; ha; ha = ha->next) {
+ if (!state) {
+ return -1;
+ }
+
+ for (ha = state->localnet; ha; ha = ha->next) {
const char *addr = ast_strdupa(ast_sockaddr_stringify_addr(&ha->addr));
snprintf(str, MAX_OBJECT_FIELD, "%s%s/%s", ha->sense == AST_SENSE_ALLOW ? "!" : "",
addr, ast_sockaddr_stringify_addr(&ha->netmask));
@@ -625,8 +985,13 @@
{
RAII_VAR(struct ast_str *, str, ast_str_create(MAX_OBJECT_FIELD), ast_free);
const struct ast_sip_transport *transport = obj;
+ RAII_VAR(struct ast_sip_transport_state *, state, find_state_by_transport(transport), ao2_cleanup);
- ast_ha_join(transport->localnet, &str);
+ if (!state) {
+ return -1;
+ }
+
+ ast_ha_join(state->localnet, &str);
*buf = ast_strdup(ast_str_buffer(str));
return 0;
}
@@ -730,10 +1095,15 @@
struct ast_sip_transport *transport = obj;
struct ast_sip_cli_context *context = arg;
char hoststr[PJ_INET6_ADDRSTRLEN];
+ RAII_VAR(struct ast_sip_transport_state *, state, find_state_by_transport(transport), ao2_cleanup);
+
+ if (!state) {
+ return -1;
+ }
ast_assert(context->output_buffer != NULL);
- pj_sockaddr_print(&transport->host, hoststr, sizeof(hoststr), 3);
+ pj_sockaddr_print(&state->host, hoststr, sizeof(hoststr), 3);
ast_str_append(&context->output_buffer, 0, "%*s: %-21s %6s %5u %5u %s\n",
CLI_INDENT_TO_SPACES(context->indent_level), "Transport",
@@ -770,25 +1140,61 @@
static struct ast_sip_cli_formatter_entry *cli_formatter;
+struct ast_sip_transport_state *ast_sip_get_transport_state(const char *transport_id)
+{
+ struct internal_state * state = NULL;
+
+ if (!transport_states) {
+ return NULL;
+ }
+
+ state = ao2_find(transport_states, transport_id, OBJ_SEARCH_KEY);
+ if (!state || !state->state) {
+ ao2_cleanup(state);
+ return NULL;
+ }
+
+ ao2_ref(state->state, +1);
+ ao2_ref(state, -1);
+
+ return state->state;
+}
+
+struct ao2_container *ast_sip_get_transport_states(void)
+{
+ return ao2_container_clone(transport_states, 0);
+}
+
/*! \brief Initialize sorcery with transport support */
int ast_sip_initialize_sorcery_transport(void)
{
struct ast_sorcery *sorcery = ast_sip_get_sorcery();
+ struct ao2_container *transports = NULL;
+
+ /* Create outbound registration states container. */
+ transport_states = ao2_container_alloc(DEFAULT_STATE_BUCKETS, internal_state_hash, internal_state_cmp);
+ if (!transport_states) {
+ ast_log(LOG_ERROR, "Unable to allocate transport states container\n");
+ return AST_MODULE_LOAD_FAILURE;
+ }
ast_sorcery_apply_default(sorcery, "transport", "config", "pjsip.conf,criteria=type=transport");
- if (ast_sorcery_object_register_no_reload(sorcery, "transport", transport_alloc, NULL, transport_apply)) {
+ if (ast_sorcery_object_register(sorcery, "transport", sip_transport_alloc, NULL, transport_apply)) {
return -1;
}
- ast_sorcery_object_field_register(sorcery, "transport", "type", "", OPT_NOOP_T, 0, 0);
+ /* Normally type is a OPT_NOOP_T but we're using it to make sure that state is created */
+ ast_sorcery_object_field_register_custom(sorcery, "transport", "type", "", transport_state_init, NULL, NULL, 0, 0);
ast_sorcery_object_field_register_custom(sorcery, "transport", "protocol", "udp", transport_protocol_handler, transport_protocol_to_str, NULL, 0, 0);
ast_sorcery_object_field_register_custom(sorcery, "transport", "bind", "", transport_bind_handler, transport_bind_to_str, NULL, 0, 0);
ast_sorcery_object_field_register(sorcery, "transport", "async_operations", "1", OPT_UINT_T, 0, FLDSET(struct ast_sip_transport, async_operations));
- ast_sorcery_object_field_register(sorcery, "transport", "ca_list_file", "", OPT_STRINGFIELD_T, 0, STRFLDSET(struct ast_sip_transport, ca_list_file));
- ast_sorcery_object_field_register(sorcery, "transport", "ca_list_path", "", OPT_STRINGFIELD_T, 0, STRFLDSET(struct ast_sip_transport, ca_list_path));
- ast_sorcery_object_field_register(sorcery, "transport", "cert_file", "", OPT_STRINGFIELD_T, 0, STRFLDSET(struct ast_sip_transport, cert_file));
- ast_sorcery_object_field_register(sorcery, "transport", "priv_key_file", "", OPT_STRINGFIELD_T, 0, STRFLDSET(struct ast_sip_transport, privkey_file));
+
+ ast_sorcery_object_field_register_custom(sorcery, "transport", "ca_list_file", "", transport_tls_file_handler, ca_list_file_to_str, NULL, 0, 0);
+ ast_sorcery_object_field_register_custom(sorcery, "transport", "ca_list_path", "", transport_tls_file_handler, ca_list_path_to_str, NULL, 0, 0);
+ ast_sorcery_object_field_register_custom(sorcery, "transport", "cert_file", "", transport_tls_file_handler, cert_file_to_str, NULL, 0, 0);
+ ast_sorcery_object_field_register_custom(sorcery, "transport", "priv_key_file", "", transport_tls_file_handler, privkey_file_to_str, NULL, 0, 0);
+
ast_sorcery_object_field_register(sorcery, "transport", "password", "", OPT_STRINGFIELD_T, 0, STRFLDSET(struct ast_sip_transport, password));
ast_sorcery_object_field_register(sorcery, "transport", "external_signaling_address", "", OPT_STRINGFIELD_T, 0, STRFLDSET(struct ast_sip_transport, external_signaling_address));
ast_sorcery_object_field_register(sorcery, "transport", "external_signaling_port", "0", OPT_UINT_T, PARSE_IN_RANGE, FLDSET(struct ast_sip_transport, external_signaling_port), 0, 65535);
@@ -822,6 +1228,10 @@
ast_sip_register_cli_formatter(cli_formatter);
ast_cli_register_multiple(cli_commands, ARRAY_LEN(cli_commands));
+ /* trigger load of transports from realtime by trying to revrieve them all */
+ transports = ast_sorcery_retrieve_by_fields(sorcery, "transport", AST_RETRIEVE_FLAG_ALL | AST_RETRIEVE_FLAG_MULTIPLE, NULL);
+ ao2_cleanup(transports);
+
return 0;
}
@@ -832,5 +1242,8 @@
internal_sip_unregister_endpoint_formatter(&endpoint_transport_formatter);
+ ao2_ref(transport_states, -1);
+ transport_states = NULL;
+
return 0;
}
diff --git a/res/res_pjsip_endpoint_identifier_anonymous.c b/res/res_pjsip_endpoint_identifier_anonymous.c
index 274c055..b39c863 100644
--- a/res/res_pjsip_endpoint_identifier_anonymous.c
+++ b/res/res_pjsip_endpoint_identifier_anonymous.c
@@ -42,14 +42,14 @@
return 0;
}
-static int find_transport_in_use(void *obj, void *arg, int flags)
+static int find_transport_state_in_use(void *obj, void *arg, int flags)
{
- struct ast_sip_transport *transport = obj;
+ struct ast_sip_transport_state *transport_state = obj;
pjsip_rx_data *rdata = arg;
- if ((transport->state->transport == rdata->tp_info.transport) ||
- (transport->state->factory && !pj_strcmp(&transport->state->factory->addr_name.host, &rdata->tp_info.transport->local_name.host) &&
- transport->state->factory->addr_name.port == rdata->tp_info.transport->local_name.port)) {
+ if (transport_state && ((transport_state->transport == rdata->tp_info.transport) ||
+ (transport_state->factory && !pj_strcmp(&transport_state->factory->addr_name.host, &rdata->tp_info.transport->local_name.host) &&
+ transport_state->factory->addr_name.port == rdata->tp_info.transport->local_name.port))) {
return CMP_MATCH | CMP_STOP;
}
@@ -61,7 +61,8 @@
char domain_name[64], id[AST_UUID_STR_LEN];
struct ast_sip_endpoint *endpoint;
RAII_VAR(struct ast_sip_domain_alias *, alias, NULL, ao2_cleanup);
- RAII_VAR(struct ao2_container *, transports, NULL, ao2_cleanup);
+ RAII_VAR(struct ao2_container *, transport_states, NULL, ao2_cleanup);
+ RAII_VAR(struct ast_sip_transport_state *, transport_state, NULL, ao2_cleanup);
RAII_VAR(struct ast_sip_transport *, transport, NULL, ao2_cleanup);
if (get_endpoint_details(rdata, domain_name, sizeof(domain_name))) {
@@ -83,9 +84,10 @@
}
/* See if the transport this came in on has a provided domain */
- if ((transports = ast_sorcery_retrieve_by_fields(ast_sip_get_sorcery(), "transport", AST_RETRIEVE_FLAG_MULTIPLE | AST_RETRIEVE_FLAG_ALL, NULL)) &&
- (transport = ao2_callback(transports, 0, find_transport_in_use, rdata)) &&
- !ast_strlen_zero(transport->domain)) {
+ if ((transport_states = ast_sip_get_transport_states())
+ && (transport_state = ao2_callback(transport_states, 0, find_transport_state_in_use, rdata))
+ && (transport = ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), "transport", transport_state->id))
+ && !ast_strlen_zero(transport->domain)) {
snprintf(id, sizeof(id), "anonymous@%s", transport->domain);
if ((endpoint = ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), "endpoint", id))) {
goto done;
diff --git a/res/res_pjsip_endpoint_identifier_user.c b/res/res_pjsip_endpoint_identifier_user.c
index 5abf879..aa6d398 100644
--- a/res/res_pjsip_endpoint_identifier_user.c
+++ b/res/res_pjsip_endpoint_identifier_user.c
@@ -42,14 +42,14 @@
return 0;
}
-static int find_transport_in_use(void *obj, void *arg, int flags)
+static int find_transport_state_in_use(void *obj, void *arg, int flags)
{
- struct ast_sip_transport *transport = obj;
+ struct ast_sip_transport_state *transport_state = obj;
pjsip_rx_data *rdata = arg;
- if ((transport->state->transport == rdata->tp_info.transport) ||
- (transport->state->factory && !pj_strcmp(&transport->state->factory->addr_name.host, &rdata->tp_info.transport->local_name.host) &&
- transport->state->factory->addr_name.port == rdata->tp_info.transport->local_name.port)) {
+ if (transport_state && ((transport_state->transport == rdata->tp_info.transport) ||
+ (transport_state->factory && !pj_strcmp(&transport_state->factory->addr_name.host, &rdata->tp_info.transport->local_name.host) &&
+ transport_state->factory->addr_name.port == rdata->tp_info.transport->local_name.port))) {
return CMP_MATCH | CMP_STOP;
}
@@ -61,7 +61,8 @@
char endpoint_name[64], domain_name[64], id[AST_UUID_STR_LEN];
struct ast_sip_endpoint *endpoint;
RAII_VAR(struct ast_sip_domain_alias *, alias, NULL, ao2_cleanup);
- RAII_VAR(struct ao2_container *, transports, NULL, ao2_cleanup);
+ RAII_VAR(struct ao2_container *, transport_states, NULL, ao2_cleanup);
+ RAII_VAR(struct ast_sip_transport_state *, transport_state, NULL, ao2_cleanup);
RAII_VAR(struct ast_sip_transport *, transport, NULL, ao2_cleanup);
if (get_endpoint_details(rdata, endpoint_name, sizeof(endpoint_name), domain_name, sizeof(domain_name))) {
@@ -83,10 +84,11 @@
}
/* See if the transport this came in on has a provided domain */
- if ((transports = ast_sorcery_retrieve_by_fields(ast_sip_get_sorcery(), "transport", AST_RETRIEVE_FLAG_MULTIPLE | AST_RETRIEVE_FLAG_ALL, NULL)) &&
- (transport = ao2_callback(transports, 0, find_transport_in_use, rdata)) &&
- !ast_strlen_zero(transport->domain)) {
- snprintf(id, sizeof(id), "%s@%s", endpoint_name, transport->domain);
+ if ((transport_states = ast_sip_get_transport_states())
+ && (transport_state = ao2_callback(transport_states, 0, find_transport_state_in_use, rdata))
+ && (transport = ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), "transport", transport_state->id))
+ && !ast_strlen_zero(transport->domain)) {
+ snprintf(id, sizeof(id), "anonymous@%s", transport->domain);
if ((endpoint = ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), "endpoint", id))) {
goto done;
}
diff --git a/res/res_pjsip_multihomed.c b/res/res_pjsip_multihomed.c
index 437a1cbe..745bc37 100644
--- a/res/res_pjsip_multihomed.c
+++ b/res/res_pjsip_multihomed.c
@@ -33,30 +33,28 @@
/*! \brief Helper function which returns a UDP transport bound to the given address and port */
static pjsip_transport *multihomed_get_udp_transport(pj_str_t *address, int port)
{
- struct ao2_container *transports = ast_sorcery_retrieve_by_fields(ast_sip_get_sorcery(), "transport",
- AST_RETRIEVE_FLAG_MULTIPLE | AST_RETRIEVE_FLAG_ALL, NULL);
- struct ast_sip_transport *transport;
+ struct ao2_container *transport_states = ast_sip_get_transport_states();
+ struct ast_sip_transport_state *transport_state;
struct ao2_iterator iter;
pjsip_transport *sip_transport = NULL;
- if (!transports) {
+ if (!transport_states) {
return NULL;
}
- for (iter = ao2_iterator_init(transports, 0); (transport = ao2_iterator_next(&iter)); ao2_ref(transport, -1)) {
- if ((transport->type != AST_TRANSPORT_UDP) ||
- (pj_strcmp(&transport->state->transport->local_name.host, address)) ||
- (transport->state->transport->local_name.port != port)) {
+ for (iter = ao2_iterator_init(transport_states, 0); (transport_state = ao2_iterator_next(&iter)); ao2_ref(transport_state, -1)) {
+ if (transport_state && ((transport_state->type != AST_TRANSPORT_UDP) ||
+ (pj_strcmp(&transport_state->transport->local_name.host, address)) ||
+ (transport_state->transport->local_name.port != port))) {
continue;
}
- sip_transport = transport->state->transport;
- ao2_ref(transport, -1);
+ sip_transport = transport_state->transport;
break;
}
ao2_iterator_destroy(&iter);
- ao2_ref(transports, -1);
+ ao2_ref(transport_states, -1);
return sip_transport;
}
diff --git a/res/res_pjsip_nat.c b/res/res_pjsip_nat.c
index a2eb6ad..59ef71c 100644
--- a/res/res_pjsip_nat.c
+++ b/res/res_pjsip_nat.c
@@ -150,19 +150,19 @@
};
/*! \brief Callback function for finding the transport the request is going out on */
-static int find_transport_in_use(void *obj, void *arg, int flags)
+static int find_transport_state_in_use(void *obj, void *arg, int flags)
{
- struct ast_sip_transport *transport = obj;
+ struct ast_sip_transport_state *transport_state = obj;
struct request_transport_details *details = arg;
/* If an explicit transport or factory matches then this is what is in use, if we are unavailable
* to compare based on that we make sure that the type is the same and the source IP address/port are the same
*/
- if ((details->transport && details->transport == transport->state->transport) ||
- (details->factory && details->factory == transport->state->factory) ||
- ((details->type == transport->type) && (transport->state->factory) &&
- !pj_strcmp(&transport->state->factory->addr_name.host, &details->local_address) &&
- transport->state->factory->addr_name.port == details->local_port)) {
+ if (transport_state && ((details->transport && details->transport == transport_state->transport) ||
+ (details->factory && details->factory == transport_state->factory) ||
+ ((details->type == transport_state->type) && (transport_state->factory) &&
+ !pj_strcmp(&transport_state->factory->addr_name.host, &details->local_address) &&
+ transport_state->factory->addr_name.port == details->local_port))) {
return CMP_MATCH | CMP_STOP;
}
@@ -204,8 +204,9 @@
static pj_status_t nat_on_tx_message(pjsip_tx_data *tdata)
{
- RAII_VAR(struct ao2_container *, transports, NULL, ao2_cleanup);
+ RAII_VAR(struct ao2_container *, transport_states, NULL, ao2_cleanup);
RAII_VAR(struct ast_sip_transport *, transport, NULL, ao2_cleanup);
+ RAII_VAR(struct ast_sip_transport_state *, transport_state, NULL, ao2_cleanup);
struct request_transport_details details = { 0, };
pjsip_via_hdr *via = NULL;
struct ast_sockaddr addr = { { 0, } };
@@ -247,9 +248,19 @@
}
}
- if (!(transports = ast_sorcery_retrieve_by_fields(ast_sip_get_sorcery(), "transport", AST_RETRIEVE_FLAG_MULTIPLE | AST_RETRIEVE_FLAG_ALL, NULL)) ||
- !(transport = ao2_callback(transports, 0, find_transport_in_use, &details)) || !transport->localnet ||
- ast_sockaddr_isnull(&transport->external_address)) {
+ if (!(transport_states = ast_sip_get_transport_states())) {
+ return PJ_SUCCESS;
+ }
+
+ if (!(transport_state = ao2_callback(transport_states, 0, find_transport_state_in_use, &details))) {
+ return PJ_SUCCESS;
+ }
+
+ if (!(transport = ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), "transport", transport_state->id))) {
+ return PJ_SUCCESS;
+ }
+
+ if ( !transport_state->localnet || ast_sockaddr_isnull(&transport_state->external_address)) {
return PJ_SUCCESS;
}
@@ -257,13 +268,13 @@
ast_sockaddr_set_port(&addr, tdata->tp_info.dst_port);
/* See if where we are sending this request is local or not, and if not that we can get a Contact URI to modify */
- if (ast_apply_ha(transport->localnet, &addr) != AST_SENSE_ALLOW) {
+ if (ast_apply_ha(transport_state->localnet, &addr) != AST_SENSE_ALLOW) {
return PJ_SUCCESS;
}
/* Update the contact header with the external address */
if (uri || (uri = nat_get_contact_sip_uri(tdata))) {
- pj_strdup2(tdata->pool, &uri->host, ast_sockaddr_stringify_host(&transport->external_address));
+ pj_strdup2(tdata->pool, &uri->host, ast_sockaddr_stringify_host(&transport_state->external_address));
if (transport->external_signaling_port) {
uri->port = transport->external_signaling_port;
ast_debug(4, "Re-wrote Contact URI port to %d\n", uri->port);
@@ -272,7 +283,7 @@
/* Update the via header if relevant */
if ((tdata->msg->type == PJSIP_REQUEST_MSG) && (via || (via = pjsip_msg_find_hdr(tdata->msg, PJSIP_H_VIA, NULL)))) {
- pj_strdup2(tdata->pool, &via->sent_by.host, ast_sockaddr_stringify_host(&transport->external_address));
+ pj_strdup2(tdata->pool, &via->sent_by.host, ast_sockaddr_stringify_host(&transport_state->external_address));
if (transport->external_signaling_port) {
via->sent_by.port = transport->external_signaling_port;
}
diff --git a/res/res_pjsip_outbound_registration.c b/res/res_pjsip_outbound_registration.c
index a2fefde..daa4f3e 100644
--- a/res/res_pjsip_outbound_registration.c
+++ b/res/res_pjsip_outbound_registration.c
@@ -1172,20 +1172,20 @@
pjsip_endpt_release_pool(ast_sip_get_pjsip_endpoint(), pool);
if (!ast_strlen_zero(registration->transport)) {
- RAII_VAR(struct ast_sip_transport *, transport, ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), "transport", registration->transport), ao2_cleanup);
+ RAII_VAR(struct ast_sip_transport_state *, transport_state, ast_sip_get_transport_state(registration->transport), ao2_cleanup);
- if (!transport || !transport->state) {
+ if (!transport_state) {
ast_log(LOG_ERROR, "Unable to retrieve PJSIP transport '%s' "
" for outbound registration", registration->transport);
return -1;
}
- if (transport->state->transport) {
+ if (transport_state->transport) {
selector.type = PJSIP_TPSELECTOR_TRANSPORT;
- selector.u.transport = transport->state->transport;
- } else if (transport->state->factory) {
+ selector.u.transport = transport_state->transport;
+ } else if (transport_state->factory) {
selector.type = PJSIP_TPSELECTOR_LISTENER;
- selector.u.listener = transport->state->factory;
+ selector.u.listener = transport_state->factory;
} else {
return -1;
}
diff --git a/res/res_pjsip_sdp_rtp.c b/res/res_pjsip_sdp_rtp.c
index 0e1d7da..18a7f3f 100644
--- a/res/res_pjsip_sdp_rtp.c
+++ b/res/res_pjsip_sdp_rtp.c
@@ -1350,11 +1350,12 @@
/*! \brief Function which updates the media stream with external media address, if applicable */
static void change_outgoing_sdp_stream_media_address(pjsip_tx_data *tdata, struct pjmedia_sdp_media *stream, struct ast_sip_transport *transport)
{
+ RAII_VAR(struct ast_sip_transport_state *, transport_state, ast_sip_get_transport_state(ast_sorcery_object_get_id(transport)), ao2_cleanup);
char host[NI_MAXHOST];
struct ast_sockaddr addr = { { 0, } };
/* If the stream has been rejected there will be no connection line */
- if (!stream->conn) {
+ if (!stream->conn || !transport_state) {
return;
}
@@ -1362,7 +1363,7 @@
ast_sockaddr_parse(&addr, host, PARSE_PORT_FORBID);
/* Is the address within the SDP inside the same network? */
- if (ast_apply_ha(transport->localnet, &addr) == AST_SENSE_ALLOW) {
+ if (ast_apply_ha(transport_state->localnet, &addr) == AST_SENSE_ALLOW) {
return;
}
diff --git a/res/res_pjsip_session.c b/res/res_pjsip_session.c
index 4f5071f..aad2438 100644
--- a/res/res_pjsip_session.c
+++ b/res/res_pjsip_session.c
@@ -2773,13 +2773,14 @@
/*! \brief Hook for modifying outgoing messages with SDP to contain the proper address information */
static void session_outgoing_nat_hook(pjsip_tx_data *tdata, struct ast_sip_transport *transport)
{
+ RAII_VAR(struct ast_sip_transport_state *, transport_state, ast_sip_get_transport_state(ast_sorcery_object_get_id(transport)), ao2_cleanup);
struct ast_sip_nat_hook *hook = ast_sip_mod_data_get(
tdata->mod_data, session_module.id, MOD_DATA_NAT_HOOK);
struct pjmedia_sdp_session *sdp;
int stream;
/* SDP produced by us directly will never be multipart */
- if (hook || !tdata->msg->body || pj_stricmp2(&tdata->msg->body->content_type.type, "application") ||
+ if (!transport_state || hook || !tdata->msg->body || pj_stricmp2(&tdata->msg->body->content_type.type, "application") ||
pj_stricmp2(&tdata->msg->body->content_type.subtype, "sdp") || ast_strlen_zero(transport->external_media_address)) {
return;
}
@@ -2793,7 +2794,7 @@
ast_copy_pj_str(host, &sdp->conn->addr, sizeof(host));
ast_sockaddr_parse(&addr, host, PARSE_PORT_FORBID);
- if (ast_apply_ha(transport->localnet, &addr) != AST_SENSE_ALLOW) {
+ if (ast_apply_ha(transport_state->localnet, &addr) != AST_SENSE_ALLOW) {
pj_strdup2(tdata->pool, &sdp->conn->addr, transport->external_media_address);
}
}
diff --git a/res/res_pjsip_t38.c b/res/res_pjsip_t38.c
index 2c544bb..7534d4a 100644
--- a/res/res_pjsip_t38.c
+++ b/res/res_pjsip_t38.c
@@ -890,11 +890,12 @@
/*! \brief Function which updates the media stream with external media address, if applicable */
static void change_outgoing_sdp_stream_media_address(pjsip_tx_data *tdata, struct pjmedia_sdp_media *stream, struct ast_sip_transport *transport)
{
+ RAII_VAR(struct ast_sip_transport_state *, transport_state, ast_sip_get_transport_state(ast_sorcery_object_get_id(transport)), ao2_cleanup);
char host[NI_MAXHOST];
struct ast_sockaddr addr = { { 0, } };
/* If the stream has been rejected there will be no connection line */
- if (!stream->conn) {
+ if (!stream->conn || !transport_state) {
return;
}
@@ -902,7 +903,7 @@
ast_sockaddr_parse(&addr, host, PARSE_PORT_FORBID);
/* Is the address within the SDP inside the same network? */
- if (ast_apply_ha(transport->localnet, &addr) == AST_SENSE_ALLOW) {
+ if (ast_apply_ha(transport_state->localnet, &addr) == AST_SENSE_ALLOW) {
return;
}
diff --git a/res/res_pjsip_transport_websocket.c b/res/res_pjsip_transport_websocket.c
index 668129b..4181828 100644
--- a/res/res_pjsip_transport_websocket.c
+++ b/res/res_pjsip_transport_websocket.c
@@ -275,24 +275,27 @@
static int get_write_timeout(void)
{
int write_timeout = -1;
- struct ao2_container *transports;
+ struct ao2_container *transport_states;
- transports = ast_sorcery_retrieve_by_fields(ast_sip_get_sorcery(), "transport", AST_RETRIEVE_FLAG_ALL, NULL);
+ transport_states = ast_sip_get_transport_states();
- if (transports) {
- struct ao2_iterator it_transports = ao2_iterator_init(transports, 0);
- struct ast_sip_transport *transport;
+ if (transport_states) {
+ struct ao2_iterator it_transport_states = ao2_iterator_init(transport_states, 0);
+ struct ast_sip_transport_state *transport_state;
- for (; (transport = ao2_iterator_next(&it_transports)); ao2_cleanup(transport)) {
- if (transport->type != AST_TRANSPORT_WS && transport->type != AST_TRANSPORT_WSS) {
+ for (; (transport_state = ao2_iterator_next(&it_transport_states)); ao2_cleanup(transport_state)) {
+ struct ast_sip_transport *transport;
+ if (transport_state->type != AST_TRANSPORT_WS && transport_state->type != AST_TRANSPORT_WSS) {
continue;
}
+ transport = ast_sorcery_retrieve_by_id(ast_sip_get_sorcery(), "transport", transport_state->id);
ast_debug(5, "Found %s transport with write timeout: %d\n",
transport->type == AST_TRANSPORT_WS ? "WS" : "WSS",
transport->write_timeout);
write_timeout = MAX(write_timeout, transport->write_timeout);
}
- ao2_cleanup(transports);
+ ao2_iterator_destroy(&it_transport_states);
+ ao2_cleanup(transport_states);
}
if (write_timeout < 0) {
--
To view, visit https://gerrit.asterisk.org/2129
To unsubscribe, visit https://gerrit.asterisk.org/settings
Gerrit-MessageType: merged
Gerrit-Change-Id: Ic7a836ea8e786e8def51fe3f8cce855ea54f5f19
Gerrit-PatchSet: 11
Gerrit-Project: asterisk
Gerrit-Branch: 13
Gerrit-Owner: George Joseph <george.joseph at fairview5.com>
Gerrit-Reviewer: Anonymous Coward #1000019
Gerrit-Reviewer: George Joseph <george.joseph at fairview5.com>
Gerrit-Reviewer: Joshua Colp <jcolp at digium.com>
Gerrit-Reviewer: Mark Michelson <mmichelson at digium.com>
Gerrit-Reviewer: Richard Mudgett <rmudgett at digium.com>
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