forked from sodafoundation/strato
/
manager.go
97 lines (83 loc) · 2.74 KB
/
manager.go
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// Copyright (c) 2018 Huawei Technologies Co., Ltd. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// 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 trigger
import (
"errors"
"fmt"
"sync"
"github.com/micro/go-log"
"github.com/opensds/multi-cloud/api/pkg/filters/context"
"github.com/opensds/multi-cloud/dataflow/pkg/db"
"github.com/opensds/multi-cloud/dataflow/pkg/model"
)
var mgr *Manager
var once sync.Once
func GetTriggerMgr() *Manager {
once.Do(func() {
mgr = &Manager{}
})
return mgr
}
type Manager struct{}
func (m *Manager) Add(ctx *context.Context, plan *model.Plan, executer Executer) error {
if plan.PolicyId == "" {
return fmt.Errorf("specifed plan(%s) does not have policy", plan.Id.Hex())
}
policy, err := db.DbAdapter.GetPolicy(ctx, plan.PolicyId)
if err != nil {
log.Logf("Get specified policy(%s) failed", plan.PolicyId)
return err
}
tg := GetTrigger(policy.Schedule.Type)
if tg == nil {
msg := fmt.Sprintf("specifed trigger type(%s) is not exist", policy.Schedule.Type)
log.Log(msg)
return errors.New(msg)
}
return tg.Add(plan.Id.Hex(), policy.Schedule.TriggerProperties, executer)
}
func (m *Manager) Update(ctx *context.Context, plan *model.Plan, executer Executer) error {
if plan.PolicyId == "" {
return fmt.Errorf("specifed plan(%s) does not have policy", plan.Id.Hex())
}
policy, err := db.DbAdapter.GetPolicy(ctx, plan.PolicyId)
if err != nil {
log.Logf("Get specified policy(%s) failed", plan.PolicyId)
return err
}
tg := GetTrigger(policy.Schedule.Type)
if tg == nil {
msg := fmt.Sprintf("specifed trigger type(%s) is not exist", policy.Schedule.Type)
log.Log(msg)
return errors.New(msg)
}
return tg.Update(plan.Id.Hex(), policy.Schedule.TriggerProperties, executer)
}
func (m *Manager) Remove(ctx *context.Context, plan *model.Plan) error {
if plan.PolicyId == "" {
return fmt.Errorf("specifed plan(%s) does not have policy", plan.Id.Hex())
}
policy, err := db.DbAdapter.GetPolicy(ctx, plan.PolicyId)
if err != nil {
log.Logf("Get specified policy(%s) failed", plan.PolicyId)
return err
}
tg := GetTrigger(policy.Schedule.Type)
if tg == nil {
msg := fmt.Sprintf("specifed trigger type(%s) is not exist", policy.Schedule.Type)
log.Log(msg)
return errors.New(msg)
}
return tg.Remove(plan.Id.Hex())
}