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2926a78968
* rename package name from proxynode to proxy Signed-off-by: yudong.cai <yudong.cai@zilliz.com> * move distributed/proxynode to distributed/proxy Signed-off-by: yudong.cai <yudong.cai@zilliz.com> * move internal/proxynode to internal/proxy Signed-off-by: yudong.cai <yudong.cai@zilliz.com> * rename proxynode to proxy Signed-off-by: yudong.cai <yudong.cai@zilliz.com>
55 lines
1.2 KiB
Go
55 lines
1.2 KiB
Go
// Copyright (C) 2019-2020 Zilliz. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software distributed under the License
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// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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// or implied. See the License for the specific language governing permissions and limitations under the License.
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package proxy
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import (
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"context"
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"errors"
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)
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type Condition interface {
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WaitToFinish() error
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Notify(err error)
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Ctx() context.Context
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}
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type TaskCondition struct {
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done chan error
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ctx context.Context
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}
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func (tc *TaskCondition) WaitToFinish() error {
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for {
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select {
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case <-tc.ctx.Done():
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return errors.New("timeout")
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case err := <-tc.done:
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return err
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}
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}
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}
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func (tc *TaskCondition) Notify(err error) {
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tc.done <- err
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}
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func (tc *TaskCondition) Ctx() context.Context {
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return tc.ctx
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}
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func NewTaskCondition(ctx context.Context) *TaskCondition {
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return &TaskCondition{
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done: make(chan error, 1),
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ctx: ctx,
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}
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}
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