58 lines
1.8 KiB
Diff
58 lines
1.8 KiB
Diff
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From 68ea83ecea0e38d084c0d15c9e99c0b4494b1f32 Mon Sep 17 00:00:00 2001
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From: zhongjiawei <zhongjiawei1@huawei.com>
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Date: Thu, 22 Aug 2024 20:22:43 +0800
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Subject: [PATCH] docker: try to reconnect when containerd grpc return
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unexpected EOF
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---
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.../engine/libcontainerd/client_daemon.go | 26 ++++++++++++++-----
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1 file changed, 20 insertions(+), 6 deletions(-)
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diff --git a/components/engine/libcontainerd/client_daemon.go b/components/engine/libcontainerd/client_daemon.go
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index 09ce6e1f5..14f420ed8 100755
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--- a/components/engine/libcontainerd/client_daemon.go
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+++ b/components/engine/libcontainerd/client_daemon.go
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@@ -38,9 +38,12 @@ import (
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"google.golang.org/grpc/status"
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)
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-// InitProcessName is the name given to the first process of a
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-// container
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-const InitProcessName = "init"
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+const (
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+ // InitProcessName is the name given to the first process of a container
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+ InitProcessName = "init"
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+ // RetryMax is the max num to connect containerd grpc
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+ RetryMax = 10
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+)
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type container struct {
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mu sync.Mutex
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@@ -167,9 +170,20 @@ func (c *client) Restore(ctx context.Context, id string, attachStdio StdioCallba
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err = wrapError(err)
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}()
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- ctr, err := c.client.LoadContainer(ctx, id)
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- if err != nil {
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- return false, -1, errors.WithStack(wrapError(err))
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+ var ctr containerd.Container
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+ var err1 error
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+ for retry := 1; retry <= RetryMax; retry++ {
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+ ctr, err1 = c.client.LoadContainer(ctx, id)
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+ if err1 == nil {
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+ break
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+ } else if strings.Contains(err1.Error(), "unexpected EOF") {
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+ time.Sleep(time.Millisecond * 100)
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+ continue
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+ }
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+ return false, -1, errors.WithStack(wrapError(err1))
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+ }
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+ if err1 != nil {
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+ return false, -1, errors.Wrap(wrapError(err1), "reconnect load contianer failed")
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}
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attachIO := func(fifos *cio.FIFOSet) (cio.IO, error) {
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--
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2.33.0
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