portainer/api/bolt/schedule/schedule.go

130 lines
3.3 KiB
Go

package schedule
import (
"github.com/portainer/portainer/api"
"github.com/portainer/portainer/api/bolt/internal"
"github.com/boltdb/bolt"
)
const (
// BucketName represents the name of the bucket where this service stores data.
BucketName = "schedules"
)
// Service represents a service for managing schedule data.
type Service struct {
db *bolt.DB
}
// NewService creates a new instance of a service.
func NewService(db *bolt.DB) (*Service, error) {
err := internal.CreateBucket(db, BucketName)
if err != nil {
return nil, err
}
return &Service{
db: db,
}, nil
}
// Schedule returns a schedule by ID.
func (service *Service) Schedule(ID portainer.ScheduleID) (*portainer.Schedule, error) {
var schedule portainer.Schedule
identifier := internal.Itob(int(ID))
err := internal.GetObject(service.db, BucketName, identifier, &schedule)
if err != nil {
return nil, err
}
return &schedule, nil
}
// UpdateSchedule updates a schedule.
func (service *Service) UpdateSchedule(ID portainer.ScheduleID, schedule *portainer.Schedule) error {
identifier := internal.Itob(int(ID))
return internal.UpdateObject(service.db, BucketName, identifier, schedule)
}
// DeleteSchedule deletes a schedule.
func (service *Service) DeleteSchedule(ID portainer.ScheduleID) error {
identifier := internal.Itob(int(ID))
return internal.DeleteObject(service.db, BucketName, identifier)
}
// Schedules return a array containing all the schedules.
func (service *Service) Schedules() ([]portainer.Schedule, error) {
var schedules = make([]portainer.Schedule, 0)
err := service.db.View(func(tx *bolt.Tx) error {
bucket := tx.Bucket([]byte(BucketName))
cursor := bucket.Cursor()
for k, v := cursor.First(); k != nil; k, v = cursor.Next() {
var schedule portainer.Schedule
err := internal.UnmarshalObject(v, &schedule)
if err != nil {
return err
}
schedules = append(schedules, schedule)
}
return nil
})
return schedules, err
}
// SchedulesByJobType return a array containing all the schedules
// with the specified JobType.
func (service *Service) SchedulesByJobType(jobType portainer.JobType) ([]portainer.Schedule, error) {
var schedules = make([]portainer.Schedule, 0)
err := service.db.View(func(tx *bolt.Tx) error {
bucket := tx.Bucket([]byte(BucketName))
cursor := bucket.Cursor()
for k, v := cursor.First(); k != nil; k, v = cursor.Next() {
var schedule portainer.Schedule
err := internal.UnmarshalObject(v, &schedule)
if err != nil {
return err
}
if schedule.JobType == jobType {
schedules = append(schedules, schedule)
}
}
return nil
})
return schedules, err
}
// CreateSchedule assign an ID to a new schedule and saves it.
func (service *Service) CreateSchedule(schedule *portainer.Schedule) error {
return service.db.Update(func(tx *bolt.Tx) error {
bucket := tx.Bucket([]byte(BucketName))
// We manually manage sequences for schedules
err := bucket.SetSequence(uint64(schedule.ID))
if err != nil {
return err
}
data, err := internal.MarshalObject(schedule)
if err != nil {
return err
}
return bucket.Put(internal.Itob(int(schedule.ID)), data)
})
}
// GetNextIdentifier returns the next identifier for a schedule.
func (service *Service) GetNextIdentifier() int {
return internal.GetNextIdentifier(service.db, BucketName)
}