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driver/docker: protect against nil container #7749

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merged 2 commits into from
Apr 20, 2020
Merged

driver/docker: protect against nil container #7749

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9db46fd
driver/docker: protect against nil container
Apr 19, 2020
7f29912
add changelog
Apr 20, 2020
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25 changes: 15 additions & 10 deletions drivers/docker/driver.go
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Original file line number Diff line number Diff line change
Expand Up @@ -439,16 +439,21 @@ CREATE:
return container, nil
}

// Delete matching containers
err = client.RemoveContainer(docker.RemoveContainerOptions{
ID: container.ID,
Force: true,
})
if err != nil {
d.logger.Error("failed to purge container", "container_id", container.ID)
return nil, recoverableErrTimeouts(fmt.Errorf("Failed to purge container %s: %s", container.ID, err))
} else {
d.logger.Info("purged container", "container_id", container.ID)
// Purge conflicting container if found.
// If container is nil here, the conflicting container was
// deleted in our check here, so retry again.
if container != nil {
// Delete matching containers
err = client.RemoveContainer(docker.RemoveContainerOptions{
ID: container.ID,
Force: true,
})
if err != nil {
d.logger.Error("failed to purge container", "container_id", container.ID)
return nil, recoverableErrTimeouts(fmt.Errorf("Failed to purge container %s: %s", container.ID, err))
} else {
d.logger.Info("purged container", "container_id", container.ID)
}
}

if attempted < 5 {
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