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esp-tls: enable TLS renegotiation using explicit API call

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mbedTLS stack does not keep TLS renegotiation enabled even if
relevant config option is turned on, it needs explicit API call
`mbedtls_ssl_conf_renegotiation` to do so.

This issue was observed in case of Azure IoT, where keys needs to
be refreshed periodically to keep TLS connection intact.
This commit is contained in:
Mahavir Jain 2020-07-13 15:56:00 +05:30
parent f73cd1d4f1
commit 6f034e9194
1 changed files with 4 additions and 0 deletions
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4
components/esp-tls/esp_tls.c
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@ -338,6 +338,10 @@ static esp_err_t set_server_config(esp_tls_cfg_server_t *cfg, esp_tls_t *tls)
return ESP_ERR_MBEDTLS_SSL_CONFIG_DEFAULTS_FAILED;
}
#ifdef CONFIG_MBEDTLS_SSL_RENEGOTIATION
mbedtls_ssl_conf_renegotiation(&tls->conf, MBEDTLS_SSL_RENEGOTIATION_ENABLED);
#endif
#ifdef CONFIG_MBEDTLS_SSL_ALPN
if (cfg->alpn_protos) {
mbedtls_ssl_conf_alpn_protocols(&tls->conf, cfg->alpn_protos);