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check task existence before new task

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make user know correct error when new task.

Signed-off-by: Ace-Tang <aceapril@126.com>
This commit is contained in:
Ace-Tang 2018-10-19 21:44:32 +08:00
parent f1a3a6fba6
commit 124194b98b
1 changed files with 5 additions and 2 deletions
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7
services/tasks/local.go
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@ -173,11 +173,14 @@ func (l *local) Create(ctx context.Context, r *api.CreateTaskRequest, _ ...grpc.
Options: m.Options, Options: m.Options,
}) })
} }
runtime, err := l.getRuntime(container.Runtime.Name) rtime, err := l.getRuntime(container.Runtime.Name)
if err != nil { if err != nil {
return nil, err return nil, err
} }
c, err := runtime.Create(ctx, r.ContainerID, opts) if _, err := rtime.Get(ctx, r.ContainerID); err != runtime.ErrTaskNotExists {
return nil, errdefs.ToGRPC(fmt.Errorf("task %s already exists", r.ContainerID))
}
c, err := rtime.Create(ctx, r.ContainerID, opts)
if err != nil { if err != nil {
return nil, errdefs.ToGRPC(err) return nil, errdefs.ToGRPC(err)
} }