portainer/api/bolt/endpointgroup/endpointgroup.go

96 lines
2.7 KiB
Go

package endpointgroup
import (
portainer "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 = "endpoint_groups"
)
// Service represents a service for managing endpoint data.
type Service struct {
connection *internal.DbConnection
}
// NewService creates a new instance of a service.
func NewService(connection *internal.DbConnection) (*Service, error) {
err := internal.CreateBucket(connection, BucketName)
if err != nil {
return nil, err
}
return &Service{
connection: connection,
}, nil
}
// EndpointGroup returns an endpoint group by ID.
func (service *Service) EndpointGroup(ID portainer.EndpointGroupID) (*portainer.EndpointGroup, error) {
var endpointGroup portainer.EndpointGroup
identifier := internal.Itob(int(ID))
err := internal.GetObject(service.connection, BucketName, identifier, &endpointGroup)
if err != nil {
return nil, err
}
return &endpointGroup, nil
}
// UpdateEndpointGroup updates an endpoint group.
func (service *Service) UpdateEndpointGroup(ID portainer.EndpointGroupID, endpointGroup *portainer.EndpointGroup) error {
identifier := internal.Itob(int(ID))
return internal.UpdateObject(service.connection, BucketName, identifier, endpointGroup)
}
// DeleteEndpointGroup deletes an endpoint group.
func (service *Service) DeleteEndpointGroup(ID portainer.EndpointGroupID) error {
identifier := internal.Itob(int(ID))
return internal.DeleteObject(service.connection, BucketName, identifier)
}
// EndpointGroups return an array containing all the endpoint groups.
func (service *Service) EndpointGroups() ([]portainer.EndpointGroup, error) {
var endpointGroups = make([]portainer.EndpointGroup, 0)
err := service.connection.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 endpointGroup portainer.EndpointGroup
err := internal.UnmarshalObject(v, &endpointGroup)
if err != nil {
return err
}
endpointGroups = append(endpointGroups, endpointGroup)
}
return nil
})
return endpointGroups, err
}
// CreateEndpointGroup assign an ID to a new endpoint group and saves it.
func (service *Service) CreateEndpointGroup(endpointGroup *portainer.EndpointGroup) error {
return service.connection.Update(func(tx *bolt.Tx) error {
bucket := tx.Bucket([]byte(BucketName))
id, _ := bucket.NextSequence()
endpointGroup.ID = portainer.EndpointGroupID(id)
data, err := internal.MarshalObject(endpointGroup)
if err != nil {
return err
}
return bucket.Put(internal.Itob(int(endpointGroup.ID)), data)
})
}