API: Use libuuid to generate uuid. v4.0.147

trunk/configure

@@ -273,7 +273,7 @@ MODULE_FILES=("srs_app_server" "srs_app_conn" "srs_app_rtmp_conn" "srs_app_sourc
         "srs_app_heartbeat" "srs_app_empty" "srs_app_http_client" "srs_app_http_static"
         "srs_app_recv_thread" "srs_app_security" "srs_app_statistic" "srs_app_hds"
         "srs_app_mpegts_udp" "srs_app_rtsp" "srs_app_listener" "srs_app_async_call"
-        "srs_app_caster_flv" "srs_app_latest_version" "srs_app_process" "srs_app_ng_exec"
+        "srs_app_caster_flv" "srs_app_latest_version" "srs_app_uuid" "srs_app_process" "srs_app_ng_exec"
         "srs_app_hourglass" "srs_app_dash" "srs_app_fragment" "srs_app_dvr"
         "srs_app_coworkers" "srs_app_hybrid" "srs_app_threads")
 if [[ $SRS_RTC == YES ]]; then

trunk/src/app/srs_app_latest_version.cpp

@@ -33,6 +33,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #include <srs_app_http_conn.hpp>
 #include <srs_app_http_client.hpp>
 #include <srs_app_utility.hpp>
+#include <srs_app_uuid.hpp>
 
 #include <unistd.h>
 #include <sstream>
@@ -54,7 +55,16 @@ srs_error_t SrsLatestVersion::start()
         return srs_success;
     }
 
-    server_id_ = srs_random_str(16);
+    if (true) {
+        uuid_t uuid;
+        uuid_generate_time(uuid);
+
+        char buf[32];
+        for (int i = 0; i < 16; i++) {
+            snprintf(buf + i * 2, sizeof(buf), "%02x", uuid[i]);
+        }
+        server_id_ = string(buf, sizeof(buf));
+    }
 
     return trd_->start();
 }