open-nomad/drivers/docker/state.go
2023-04-10 15:36:59 +00:00

50 lines
880 B
Go

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package docker
import (
"sync"
"github.com/hashicorp/go-set"
)
type taskStore struct {
store map[string]*taskHandle
lock sync.RWMutex
}
func newTaskStore() *taskStore {
return &taskStore{store: map[string]*taskHandle{}}
}
func (ts *taskStore) Set(id string, handle *taskHandle) {
ts.lock.Lock()
defer ts.lock.Unlock()
ts.store[id] = handle
}
func (ts *taskStore) Get(id string) (*taskHandle, bool) {
ts.lock.RLock()
defer ts.lock.RUnlock()
t, ok := ts.store[id]
return t, ok
}
func (ts *taskStore) IDs() *set.Set[string] {
ts.lock.RLock()
defer ts.lock.RUnlock()
s := set.New[string](len(ts.store))
for _, handle := range ts.store {
s.Insert(handle.containerID)
}
return s
}
func (ts *taskStore) Delete(id string) {
ts.lock.Lock()
defer ts.lock.Unlock()
delete(ts.store, id)
}