35 lines
1.2 KiB
Go
35 lines
1.2 KiB
Go
// Copyright 2022 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// 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
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package breakpoint
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import (
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"github.com/pingcap/failpoint"
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"github.com/pingcap/tidb/sessionctx"
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"github.com/pingcap/tidb/util/stringutil"
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)
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// NotifyBreakPointFuncKey is the key where break point notify function located
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const NotifyBreakPointFuncKey = stringutil.StringerStr("breakPointNotifyFunc")
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// Inject injects a break point to a session
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func Inject(sctx sessionctx.Context, name string) {
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failpoint.Inject(name, func(_ failpoint.Value) {
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val := sctx.Value(NotifyBreakPointFuncKey)
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if breakPointNotifyAndWaitContinue, ok := val.(func(string)); ok {
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breakPointNotifyAndWaitContinue(name)
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}
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})
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}
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