From 0ac4c151e08a9735d085c08ca5bcd9b50944d650 Mon Sep 17 00:00:00 2001
From: zhangmeng <775834166@qq.com>
Date: 星期一, 26 八月 2019 16:41:35 +0800
Subject: [PATCH] memleak
---
shm.go | 25 +++++++++++++++++--------
1 files changed, 17 insertions(+), 8 deletions(-)
diff --git a/shm.go b/shm.go
index 911c2d9..8dec56e 100644
--- a/shm.go
+++ b/shm.go
@@ -4,14 +4,17 @@
"errors"
"fmt"
"io"
+ "time"
- "github.com/tmthrgd/shm-go"
+ "basic.com/valib/shm.git"
)
// SHM share memory
type SHM struct {
rw *shm.ReadWriteCloser
typ td
+
+ recvData []byte
}
// Send impl interface Diliver
@@ -35,10 +38,13 @@
return nil, errors.New("please open shm consumer first")
}
- data := make([]byte, maxRecvSize)
- n, err := s.rw.Read(data)
+ if s.recvData == nil {
+ s.recvData = make([]byte, maxRecvSize)
+ }
+ n, err := s.rw.Read(s.recvData)
if err == nil || err == io.EOF {
- data = data[:n:n]
+ data := make([]byte, n)
+ copy(data, s.recvData)
return data, nil
}
@@ -80,14 +86,16 @@
// return nil, errors.New("shmServer created recv too much parameters")
}
+ time.Sleep(time.Millisecond)
shm.Unlink(url)
rw, err := shm.CreateSimplex(url, 0644, blocks, size)
if err == nil {
fmt.Println(rw.Name())
return &SHM{
- rw,
- agent,
+ rw: rw,
+ typ: agent,
+ recvData: nil,
}, nil
}
@@ -102,8 +110,9 @@
rw, err := shm.OpenSimplex(url)
if err == nil {
return &SHM{
- rw,
- coactee,
+ rw: rw,
+ typ: coactee,
+ recvData: nil,
}, nil
}
return nil, err
--
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