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type.go
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type.go
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/*
* Tencent is pleased to support the open source community by making 蓝鲸 available.
* Copyright (C) 2017-2018 THL A29 Limited, a Tencent company. All rights reserved.
* Licensed under the MIT License (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at
* http://opensource.org/licenses/MIT
* Unless required by applicable law or agreed to in writing, software distributed under
* the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied. See the License for the specific language governing permissions and
* limitations under the License.
*/
package input
import (
"configcenter/src/framework/core/output"
"context"
"time"
)
// InputerStatus the inputer status type definition.
type InputerStatus int
// InputerType the inputer type definition
type InputerType int
// InputerKey the inputer name
type InputerKey string
// MapInputer inputer object
type MapInputer map[InputerKey]*wrapInputer
// ExceptionFunc the exception callback
type ExceptionFunc func(data interface{}, errMsg error)
// Inputer status type
const (
// NormalStatus Inputer just created
NormalStatus InputerStatus = iota
// WaitingToRunStatus Inputer is waiting to run
WaitingToRunStatus
// RunningStatus Inputer is running
RunningStatus
// StoppingStatus Inputer normal exiting
StoppingStatus
// StoppedStatus Inputer normal exit
StoppedStatus
// ExceptionExitStatus Inputer abnormal exit
ExceptionExitStatus
)
// InputerType definition
const (
// ExecuteOnce only execute onece, non-blocking
ExecuteOnce InputerType = iota
// ExecuteTiming timing execute
ExecuteTiming
// ExecuteLoop loop execution does not exit, blocking
ExecuteLoop
)
// InputerParams the inputer params
type InputerParams struct {
IsTiming bool
Frequency time.Duration
Target Inputer
Kind InputerType
Putter output.Puter
}
// InputerResult the inputer result
type InputerResult struct {
Err error
}
// InputerContext the inputer context
type InputerContext interface {
}
// Manager is the interface that must be implemented by every input manager.
type Manager interface {
// AddInputer add a new inputer
AddInputer(params InputerParams) InputerKey
// RemoveInputer remove the Inputer by a WorkerKey
RemoveInputer(key InputerKey)
// Run start the business cycle until the stop method is called.
Run(ctx context.Context, inputerCtx InputerContext)
// Stop
Stop() error
}
// Inputer is the interface that must be implemented by every Inputer.
type Inputer interface {
// Description the Inputer description.
// This information will be printed when the Inputer is abnormal, which is convenient for debugging.
Name() string
// Run execute the user logics
Run(ctx InputerContext) *InputerResult
// Stop stop the run function
Stop() error
}