parallelisation

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Published: Aug 25, 2021 License: Apache-2.0 Imports: 6 Imported by: 6

Documentation

Overview

* Copyright (C) 2020-2021 Arm Limited or its affiliates and Contributors. All rights reserved. * SPDX-License-Identifier: Apache-2.0

* Copyright (C) 2020-2021 Arm Limited or its affiliates and Contributors. All rights reserved. * SPDX-License-Identifier: Apache-2.0

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func DetermineContextError

func DetermineContextError(ctx context.Context) error

Determines what the context error is if any.

func Parallelise

func Parallelise(argList interface{}, action func(arg interface{}) (interface{}, error), resultType reflect.Type) (results interface{}, err error)

Parallelises an action over as many goroutines as specified by the argList and retrieves all the results when all the goroutines are done.

func RunActionWithParallelCheck

func RunActionWithParallelCheck(ctx context.Context, action func(ctx context.Context) error, checkAction func(ctx context.Context) bool, checkPeriod time.Duration) error

Runs an action with a check in parallel The function performing the check should return true if the check was favorable; false otherwise. If the check did not have the expected result and the whole function would be cancelled.

func RunActionWithTimeout

func RunActionWithTimeout(blockingAction func(stop chan bool) error, timeout time.Duration) (err error)

Runs an action with timeout

func RunActionWithTimeoutAndCancelStore

func RunActionWithTimeoutAndCancelStore(ctx context.Context, timeout time.Duration, store *CancelFunctionStore, blockingAction func(context.Context) error) error

Runs an action with timeout

func RunActionWithTimeoutAndContext

func RunActionWithTimeoutAndContext(ctx context.Context, timeout time.Duration, blockingAction func(context.Context) error) error

Runs an action with timeout blockingAction's context will be cancelled on exit.

func Schedule

func Schedule(ctx context.Context, period time.Duration, offset time.Duration, f func(time.Time))

Calls function `f` with a `period` and an `offset`.

func SleepWithContext

func SleepWithContext(ctx context.Context, delay time.Duration)

Similar to time.Sleep() but also responding to context cancellation instead of blocking for the whole length of time.

func SleepWithInterruption

func SleepWithInterruption(stop chan bool, delay time.Duration)

Similar to time.Sleep() but also interrupting when requested instead of blocking for the whole length of time.

Types

type CancelFunctionStore

type CancelFunctionStore struct {
	// contains filtered or unexported fields
}

func NewCancelFunctionsStore

func NewCancelFunctionsStore() *CancelFunctionStore

func (*CancelFunctionStore) Cancel

func (s *CancelFunctionStore) Cancel()

func (*CancelFunctionStore) Len

func (s *CancelFunctionStore) Len() int

func (*CancelFunctionStore) RegisterCancelFunction

func (s *CancelFunctionStore) RegisterCancelFunction(cancel ...context.CancelFunc)

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