portainer/api/bolt/resourcecontrol/resourcecontrol.go

132 lines
3.7 KiB
Go

package resourcecontrol
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 = "resource_control"
)
// Service represents a service for managing endpoint 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
}
// ResourceControl returns a ResourceControl object by ID
func (service *Service) ResourceControl(ID portainer.ResourceControlID) (*portainer.ResourceControl, error) {
var resourceControl portainer.ResourceControl
identifier := internal.Itob(int(ID))
err := internal.GetObject(service.db, BucketName, identifier, &resourceControl)
if err != nil {
return nil, err
}
return &resourceControl, nil
}
// ResourceControlByResourceIDAndType returns a ResourceControl object by checking if the resourceID is equal
// to the main ResourceID or in SubResourceIDs. It also performs a check on the resource type. Return nil
// if no ResourceControl was found.
func (service *Service) ResourceControlByResourceIDAndType(resourceID string, resourceType portainer.ResourceControlType) (*portainer.ResourceControl, error) {
var resourceControl *portainer.ResourceControl
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 rc portainer.ResourceControl
err := internal.UnmarshalObject(v, &rc)
if err != nil {
return err
}
if rc.ResourceID == resourceID && rc.Type == resourceType {
resourceControl = &rc
break
}
for _, subResourceID := range rc.SubResourceIDs {
if subResourceID == resourceID {
resourceControl = &rc
break
}
}
}
return nil
})
return resourceControl, err
}
// ResourceControls returns all the ResourceControl objects
func (service *Service) ResourceControls() ([]portainer.ResourceControl, error) {
var rcs = make([]portainer.ResourceControl, 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 resourceControl portainer.ResourceControl
err := internal.UnmarshalObject(v, &resourceControl)
if err != nil {
return err
}
rcs = append(rcs, resourceControl)
}
return nil
})
return rcs, err
}
// CreateResourceControl creates a new ResourceControl object
func (service *Service) CreateResourceControl(resourceControl *portainer.ResourceControl) error {
return service.db.Update(func(tx *bolt.Tx) error {
bucket := tx.Bucket([]byte(BucketName))
id, _ := bucket.NextSequence()
resourceControl.ID = portainer.ResourceControlID(id)
data, err := internal.MarshalObject(resourceControl)
if err != nil {
return err
}
return bucket.Put(internal.Itob(int(resourceControl.ID)), data)
})
}
// UpdateResourceControl saves a ResourceControl object.
func (service *Service) UpdateResourceControl(ID portainer.ResourceControlID, resourceControl *portainer.ResourceControl) error {
identifier := internal.Itob(int(ID))
return internal.UpdateObject(service.db, BucketName, identifier, resourceControl)
}
// DeleteResourceControl deletes a ResourceControl object by ID
func (service *Service) DeleteResourceControl(ID portainer.ResourceControlID) error {
identifier := internal.Itob(int(ID))
return internal.DeleteObject(service.db, BucketName, identifier)
}