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gitea/modules/process/process.go
zeripath 01087e9eef
Make Requests Processes and create process hierarchy. Associate OpenRepository with context. (#17125)
This PR registers requests with the process manager and manages hierarchy within the processes.

Git repos are then associated with a context, (usually the request's context) - with sub commands using this context as their base context.

Signed-off-by: Andrew Thornton <art27@cantab.net>
2021-11-30 20:06:32 +00:00

66 lines
1.4 KiB
Go

// Copyright 2021 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package process
import (
"context"
"sync"
"time"
)
// Process represents a working process inheriting from Gitea.
type Process struct {
PID IDType // Process ID, not system one.
ParentPID IDType
Description string
Start time.Time
Cancel context.CancelFunc
lock sync.Mutex
children []*Process
}
// Children gets the children of the process
// Note: this function will behave nicely even if p is nil
func (p *Process) Children() (children []*Process) {
if p == nil {
return
}
p.lock.Lock()
defer p.lock.Unlock()
children = make([]*Process, len(p.children))
copy(children, p.children)
return children
}
// AddChild adds a child process
// Note: this function will behave nicely even if p is nil
func (p *Process) AddChild(child *Process) {
if p == nil {
return
}
p.lock.Lock()
defer p.lock.Unlock()
p.children = append(p.children, child)
}
// RemoveChild removes a child process
// Note: this function will behave nicely even if p is nil
func (p *Process) RemoveChild(process *Process) {
if p == nil {
return
}
p.lock.Lock()
defer p.lock.Unlock()
for i, child := range p.children {
if child == process {
p.children = append(p.children[:i], p.children[i+1:]...)
return
}
}
}