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job_policy.go
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job_policy.go
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// Copyright 2018 The Harbor Authors. All rights reserved.
package period
import (
"encoding/json"
"sync"
"github.com/vmware/harbor/src/jobservice/utils"
)
const (
//periodicJobPolicyChangeEventSchedule : Schedule periodic job policy event
periodicJobPolicyChangeEventSchedule = "Schedule"
//periodicJobPolicyChangeEventUnSchedule : UnSchedule periodic job policy event
periodicJobPolicyChangeEventUnSchedule = "UnSchedule"
)
//PeriodicJobPolicy ...
type PeriodicJobPolicy struct {
//NOTES: The 'PolicyID' should not be set when serialize this policy struct to the zset
//because each 'Policy ID' is different and it may cause issue of losing zset unique capability.
PolicyID string `json:"policy_id,omitempty"`
JobName string `json:"job_name"`
JobParameters map[string]interface{} `json:"job_params"`
CronSpec string `json:"cron_spec"`
}
//Serialize the policy to raw data.
func (pjp *PeriodicJobPolicy) Serialize() ([]byte, error) {
return json.Marshal(pjp)
}
//DeSerialize the raw json to policy.
func (pjp *PeriodicJobPolicy) DeSerialize(rawJSON []byte) error {
return json.Unmarshal(rawJSON, pjp)
}
//periodicJobPolicyStore is in-memory cache for the periodic job policies.
type periodicJobPolicyStore struct {
lock *sync.RWMutex
policies map[string]*PeriodicJobPolicy //k-v pair and key is the policy ID
}
func (ps *periodicJobPolicyStore) addAll(items []*PeriodicJobPolicy) {
if items == nil || len(items) == 0 {
return
}
ps.lock.Lock()
defer ps.lock.Unlock()
for _, item := range items {
//Ignore the item with empty uuid
if !utils.IsEmptyStr(item.PolicyID) {
ps.policies[item.PolicyID] = item
}
}
}
func (ps *periodicJobPolicyStore) list() []*PeriodicJobPolicy {
allItems := make([]*PeriodicJobPolicy, 0)
ps.lock.RLock()
defer ps.lock.RUnlock()
for _, v := range ps.policies {
allItems = append(allItems, v)
}
return allItems
}
func (ps *periodicJobPolicyStore) add(jobPolicy *PeriodicJobPolicy) {
if jobPolicy == nil || utils.IsEmptyStr(jobPolicy.PolicyID) {
return
}
ps.lock.Lock()
defer ps.lock.Unlock()
ps.policies[jobPolicy.PolicyID] = jobPolicy
}
func (ps *periodicJobPolicyStore) remove(policyID string) *PeriodicJobPolicy {
if utils.IsEmptyStr(policyID) {
return nil
}
ps.lock.Lock()
defer ps.lock.Unlock()
if item, ok := ps.policies[policyID]; ok {
delete(ps.policies, policyID)
return item
}
return nil
}
func (ps *periodicJobPolicyStore) size() int {
ps.lock.RLock()
defer ps.lock.RUnlock()
return len(ps.policies)
}