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net: mqtt: Add support for running MQTT over Websocket

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Initial support for running MQTT over Websocket.

Fixes #19539

Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
This commit is contained in:
Jukka Rissanen 2019-09-24 15:14:11 +03:00 • committed by Andrew Boie
commit 23ca8899fa
6 changed files with 204 additions and 18 deletions
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24
include/net/mqtt.h
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@ -29,6 +29,7 @@
#include <net/tls_credentials.h>
#include <net/net_ip.h>
#include <sys/mutex.h>
#include <net/websocket.h>
#ifdef __cplusplus
extern "C" {
@ -350,6 +351,15 @@ enum mqtt_transport_type {
MQTT_TRANSPORT_SECURE,
#endif /* CONFIG_MQTT_LIB_TLS */
#if defined(CONFIG_MQTT_LIB_WEBSOCKET)
/** Use non secure Websocket transport for MQTT connection. */
MQTT_TRANSPORT_NON_SECURE_WEBSOCKET,
#if defined(CONFIG_MQTT_LIB_TLS)
/** Use secure Websocket transport (TLS) for MQTT connection. */
MQTT_TRANSPORT_SECURE_WEBSOCKET,
#endif
#endif /* CONFIG_MQTT_LIB_WEBSOCKET */
/** Shall not be used as a transport type.
* Indicator of maximum transport types possible.
*/
@ -385,6 +395,20 @@ struct mqtt_transport {
#endif /* CONFIG_MQTT_LIB_TLS */
};
#if defined(CONFIG_MQTT_LIB_WEBSOCKET)
/** Websocket transport for MQTT */
struct {
/** Websocket configuration. */
struct websocket_request config;
/** Socket descriptor */
int sock;
/** Websocket timeout */
s32_t timeout;
} websocket;
#endif
#if defined(CONFIG_SOCKS)
struct {
struct sockaddr addr;