/
scheduler.go
82 lines (72 loc) · 2.38 KB
/
scheduler.go
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// Copyright 2019 The OpenSDS Authors.
//
// 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 scheduler
import (
"fmt"
"os"
"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"
"github.com/opensds/multi-cloud/dataflow/pkg/plan"
"github.com/opensds/multi-cloud/dataflow/pkg/scheduler/lifecycle"
"github.com/opensds/multi-cloud/dataflow/pkg/scheduler/trigger"
"github.com/robfig/cron"
)
func LoadAllPlans() {
ctx := context.NewAdminContext()
offset := model.DefaultOffset
limit := model.DefaultLimit
planNum := 0
for offset == 0 || planNum > 0 {
plans, err := db.DbAdapter.ListPlan(ctx, limit, offset, nil)
if err != nil {
log.Logf("Get all plan faild, %v", err)
break
}
planNum = len(plans)
if planNum == 0 {
break
} else {
offset += planNum
}
for _, p := range plans {
if p.PolicyId == "" || !p.PolicyEnabled {
continue
}
e := plan.NewPlanExecutor(ctx, &p)
err := trigger.GetTriggerMgr().Add(ctx, &p, e)
if err != nil {
log.Logf("Load plan(%s) to trigger filed, %v", p.Id.Hex(), err)
continue
}
log.Logf("Load plan(%s) to trigger success", p.Id.Hex())
}
}
}
//This scheduler will scan all buckets periodically to get lifecycle rules, and scheduling according to these rules.
func LoadLifecycleScheduler() error {
spec := os.Getenv("LIFECYCLE_CRON_CONFIG")
log.Logf("Value of LIFECYCLE_CRON_CONFIG is: %s\n", spec)
//TODO: Check the validation of spec
cn := cron.New()
//0 */10 * * * ?
if err := cn.AddFunc(spec, lifecycle.ScheduleLifecycle); err != nil {
log.Logf("add lifecyecle scheduler to cron trigger failed: %v.\n", err)
return fmt.Errorf("add lifecyecle scheduler to cron trigger failed: %v", err)
}
cn.Start()
log.Log("add lifecycle scheduler to cron trigger successfully.")
return nil
}