48 lines
1.4 KiB
Diff
48 lines
1.4 KiB
Diff
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From fe8f7f5acac4f0fcf75218e26c1f3f874a77bf44 Mon Sep 17 00:00:00 2001
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From: xiadanni <xiadanni1@huawei.com>
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Date: Wed, 1 Sep 2021 07:29:43 +0800
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Subject: [PATCH] [Huawei]containerd:fix race access for mobySubcribed
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Signed-off-by: xiadanni <xiadanni1@huawei.com>
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---
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events/exchange/exchange.go | 7 ++++---
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1 file changed, 4 insertions(+), 3 deletions(-)
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diff --git a/events/exchange/exchange.go b/events/exchange/exchange.go
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index 540f18054..ad642563a 100644
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--- a/events/exchange/exchange.go
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+++ b/events/exchange/exchange.go
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@@ -19,6 +19,7 @@ package exchange
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import (
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"context"
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"strings"
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+ "sync/atomic"
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"time"
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"github.com/containerd/containerd/errdefs"
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@@ -49,10 +50,10 @@ func NewExchange() *Exchange {
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var _ events.Publisher = &Exchange{}
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var _ events.Forwarder = &Exchange{}
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var _ events.Subscriber = &Exchange{}
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-var mobySubcribed = false
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+var mobySubcribed = int32(0)
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func MobySubscribed() bool {
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- return mobySubcribed
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+ return atomic.LoadInt32(&mobySubcribed) == 1
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}
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// Forward accepts an envelope to be direcly distributed on the exchange.
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@@ -170,7 +171,7 @@ func (e *Exchange) Subscribe(ctx context.Context, fs ...string) (ch <-chan *even
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for _, s := range fs {
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if !MobySubscribed() && s == "namespace==moby,topic~=|^/tasks/|" {
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queue.Namespace = "moby"
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- mobySubcribed = true
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+ atomic.StoreInt32(&mobySubcribed, 1)
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}
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}
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--
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2.27.0
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