From ccf72bb0b8aa9c421bb2964acca2dcd868d10a94 Mon Sep 17 00:00:00 2001
From: lichao <lichao@aiotlink.com>
Date: 星期二, 18 五月 2021 11:41:46 +0800
Subject: [PATCH] use more rational node timeout, 60s.
---
src/robust.cpp | 16 +++++++++++-----
1 files changed, 11 insertions(+), 5 deletions(-)
diff --git a/src/robust.cpp b/src/robust.cpp
index 26d41b9..4654652 100644
--- a/src/robust.cpp
+++ b/src/robust.cpp
@@ -35,24 +35,30 @@
bool FMutex::try_lock()
{
- if (mtx_.try_lock()) {
- if (flock(fd_, LOCK_EX | LOCK_NB) == 0) {
+ if (flock(fd_, LOCK_EX | LOCK_NB) == 0) {
+ ++count_;
+ if (mtx_.try_lock()) {
return true;
} else {
- mtx_.unlock();
+ if (--count_ == 0) {
+ flock(fd_, LOCK_UN);
+ }
}
}
return false;
}
void FMutex::lock()
{
- mtx_.lock();
flock(fd_, LOCK_EX);
+ ++count_;
+ mtx_.lock();
}
void FMutex::unlock()
{
- flock(fd_, LOCK_UN);
mtx_.unlock();
+ if (--count_ == 0) {
+ flock(fd_, LOCK_UN);
+ }
}
} // namespace robust
\ No newline at end of file
--
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