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Speed up time sync after standby

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badaix 2020-04-21 11:01:07 +02:00
parent c85b16454c
commit bfbd9e05a7
3 changed files with 11 additions and 6 deletions
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13
client/time_provider.cpp
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@ -19,6 +19,8 @@
#include "time_provider.hpp"
#include "common/aixlog.hpp"
#include <chrono>
TimeProvider::TimeProvider() : diffToServer_(0)
{
@ -37,18 +39,19 @@ void TimeProvider::setDiff(const tv& c2s, const tv& s2c)
void TimeProvider::setDiffToServer(double ms)
{
static int32_t lastTimeSync = 0;
timeval now;
chronos::steadytimeofday(&now);
using namespace std::chrono_literals;
auto now = std::chrono::system_clock::now();
static auto lastTimeSync = now;
auto diff = chronos::abs(now - lastTimeSync);
/// clear diffBuffer if last update is older than a minute
if (!diffBuffer_.empty() && (std::abs(now.tv_sec - lastTimeSync) > 60))
if (!diffBuffer_.empty() && (diff > 60s))
{
LOG(INFO) << "Last time sync older than a minute. Clearing time buffer\n";
diffToServer_ = static_cast<chronos::usec::rep>(ms * 1000);
diffBuffer_.clear();
}
lastTimeSync = now.tv_sec;
lastTimeSync = now;
diffBuffer_.add(static_cast<chronos::usec::rep>(ms * 1000));
diffToServer_ = diffBuffer_.median();