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fix #109: fix the system jump time, adjust system startup time. 0.9.135

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winlin 2014-06-27 13:35:28 +08:00
parent 7de95c12e0
commit b357504b1d
6 changed files with 48 additions and 11 deletions
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1
README.md
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@ -242,6 +242,7 @@ Supported operating systems and hardware:
* 2013-10-17, Created.<br/>
## History
* v1.0, 2014-06-25, fix [#109](https://github.com/winlinvip/simple-rtmp-server/issues/109), fix the system jump time, adjust system startup time. 0.9.135
* <strong>v1.0, 2014-06-27, [1.0 mainline5(0.9.134)](https://github.com/winlinvip/simple-rtmp-server/releases/tag/1.0.mainline5) released. 41573 lines.</strong>
* v1.0, 2014-06-27, SRS online 30days with RTMP/HLS.
* v1.0, 2014-06-25, fix [#108](https://github.com/winlinvip/simple-rtmp-server/issues/108), support config time jitter for encoder non-monotonical stream. 0.9.133

4
trunk/src/app/srs_app_server.cpp
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@ -61,6 +61,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
// update time interval:
// SRS_SYS_CYCLE_INTERVAL * SRS_SYS_TIME_RESOLUTION_MS_TIMES
// @see SYS_TIME_RESOLUTION_US
#define SRS_SYS_TIME_RESOLUTION_MS_TIMES 3
// update rusage interval:
@ -399,6 +400,9 @@ int SrsServer::initialize()
{
int ret = ERROR_SUCCESS;
// ensure the time is ok.
srs_update_system_time_ms();
// for the main objects(server, config, log, context),
// never subscribe handler in constructor,
// instead, subscribe handler in initialize method.

10
trunk/src/app/srs_app_utility.cpp
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@ -76,8 +76,7 @@ void srs_update_system_rusage()
srs_warn("getrusage failed, ignore");
return;
}
srs_update_system_time_ms();
_srs_system_rusage.sample_time = srs_get_system_time_ms();
_srs_system_rusage.ok = true;
@ -233,8 +232,6 @@ bool get_proc_self_stat(SrsProcSelfStat& r)
void srs_update_proc_stat()
{
srs_update_system_time_ms();
// system cpu stat
if (true) {
SrsProcSystemStat r;
@ -266,7 +263,6 @@ void srs_update_proc_stat()
return;
}
srs_update_system_time_ms();
r.sample_time = srs_get_system_time_ms();
// calc usage in percent
@ -390,7 +386,7 @@ SrsPlatformInfo::SrsPlatformInfo()
{
ok = false;
srs_startup_time = srs_get_system_time_ms();
srs_startup_time = 0;
os_uptime = 0;
os_ilde_time = 0;
@ -412,6 +408,8 @@ void srs_update_platform_info()
SrsPlatformInfo& r = _srs_system_platform_info;
r.ok = true;
r.srs_startup_time = srs_get_system_startup_time_ms();
if (true) {
FILE* f = fopen("/proc/uptime", "r");
if (f == NULL) {

2
trunk/src/core/srs_core.hpp
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@ -31,7 +31,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
// current release version
#define VERSION_MAJOR "0"
#define VERSION_MINOR "9"
#define VERSION_REVISION "134"
#define VERSION_REVISION "135"
#define RTMP_SIG_SRS_VERSION VERSION_MAJOR"."VERSION_MINOR"."VERSION_REVISION
// server info.
#define RTMP_SIG_SRS_KEY "SRS"

41
trunk/src/kernel/srs_kernel_utility.cpp
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@ -33,7 +33,13 @@ using namespace std;
#include <srs_kernel_log.hpp>
// this value must:
// equals to (SRS_SYS_CYCLE_INTERVAL*SRS_SYS_TIME_RESOLUTION_MS_TIMES)*1000
// @see SRS_SYS_TIME_RESOLUTION_MS_TIMES
#define SYS_TIME_RESOLUTION_US 300*1000
static int64_t _srs_system_time_us_cache = 0;
static int64_t _srs_system_time_startup_time = 0;
int64_t srs_get_system_time_ms()
{
@ -43,7 +49,14 @@ int64_t srs_get_system_time_ms()
return _srs_system_time_us_cache / 1000;
}
int64_t srs_get_system_startup_time_ms()
{
if (_srs_system_time_startup_time <= 0) {
srs_update_system_time_ms();
}
return _srs_system_time_startup_time / 1000;
}
void srs_update_system_time_ms()
{
timeval now;
@ -56,12 +69,32 @@ void srs_update_system_time_ms()
// @see: https://github.com/winlinvip/simple-rtmp-server/issues/35
// we must convert the tv_sec/tv_usec to int64_t.
int64_t now_us = ((int64_t)now.tv_sec) * 1000 * 1000 + (int64_t)now.tv_usec;
if (now_us < _srs_system_time_us_cache) {
srs_warn("system time negative, "
"history=%"PRId64"us, now=%"PRId64"", _srs_system_time_us_cache, now_us);
// for some ARM os, the starttime maybe invalid,
// for example, on the cubieboard2, the srs_startup_time is 1262304014640,
// while now is 1403842979210 in ms, diff is 141538964570 ms, 1638 days
// it's impossible, and maybe the problem of startup time is invalid.
// use date +%s to get system time is 1403844851.
// so we use relative time.
if (_srs_system_time_us_cache <= 0) {
_srs_system_time_us_cache = now_us;
_srs_system_time_startup_time = now_us;
return;
}
// use relative time.
int64_t diff = now_us - _srs_system_time_us_cache;
diff = srs_max(0, diff);
if (diff < 0 || diff > 1000 * SYS_TIME_RESOLUTION_US) {
srs_warn("system time jump, history=%"PRId64"us, now=%"PRId64"us, diff=%"PRId64"us",
_srs_system_time_us_cache, now_us, diff);
// @see: https://github.com/winlinvip/simple-rtmp-server/issues/109
_srs_system_time_startup_time += diff;
}
_srs_system_time_us_cache = now_us;
srs_info("system time updated, startup=%"PRId64"us, now=%"PRId64"us",
_srs_system_time_startup_time, _srs_system_time_us_cache);
}
string srs_dns_resolve(string host)

1
trunk/src/kernel/srs_kernel_utility.hpp
View file

@ -38,6 +38,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
// get current system time in ms, use cache to avoid performance problem
extern int64_t srs_get_system_time_ms();
extern int64_t srs_get_system_startup_time_ms();
// the deamon st-thread will update it.
extern void srs_update_system_time_ms();