portainer/api/dataservices/version/version.go

124 lines
2.9 KiB
Go

package version
import (
"errors"
portainer "github.com/portainer/portainer/api"
"github.com/portainer/portainer/api/database/models"
"github.com/portainer/portainer/api/dataservices"
dserrors "github.com/portainer/portainer/api/dataservices/errors"
)
const (
// BucketName represents the name of the bucket where this service stores data.
BucketName = "version"
versionKey = "VERSION"
updatingKey = "DB_UPDATING"
)
// Service represents a service to manage stored versions.
type Service struct {
connection portainer.Connection
}
// NewService creates a new instance of a service.
func NewService(connection portainer.Connection) (*Service, error) {
err := connection.SetServiceName(BucketName)
if err != nil {
return nil, err
}
return &Service{
connection: connection,
}, nil
}
func (service *Service) SchemaVersion() (string, error) {
v, err := service.Version()
if err != nil {
return "", err
}
return v.SchemaVersion, nil
}
func (service *Service) UpdateSchemaVersion(version string) error {
v, err := service.Version()
if err != nil {
return err
}
v.SchemaVersion = version
return service.UpdateVersion(v)
}
func (service *Service) Edition() (portainer.SoftwareEdition, error) {
v, err := service.Version()
if err != nil {
return 0, err
}
return portainer.SoftwareEdition(v.Edition), nil
}
// IsUpdating retrieves the database updating status.
func (service *Service) IsUpdating() (bool, error) {
var isUpdating bool
err := service.connection.GetObject(BucketName, []byte(updatingKey), &isUpdating)
if err != nil && errors.Is(err, dserrors.ErrObjectNotFound) {
return false, nil
}
return isUpdating, err
}
// StoreIsUpdating store the database updating status.
func (service *Service) StoreIsUpdating(isUpdating bool) error {
if isUpdating {
return service.connection.UpdateObject(BucketName, []byte(updatingKey), isUpdating)
}
return service.connection.DeleteObject(BucketName, []byte(updatingKey))
}
// InstanceID retrieves the stored instance ID.
func (service *Service) InstanceID() (string, error) {
v, err := service.Version()
if err != nil {
return "", err
}
return v.InstanceID, nil
}
// StoreInstanceID store the instance ID.
func (service *Service) UpdateInstanceID(id string) error {
v, err := service.Version()
if err != nil {
if !dataservices.IsErrObjectNotFound(err) {
return err
}
v = &models.Version{}
}
v.InstanceID = id
return service.UpdateVersion(v)
}
// Version retrieve the version object.
func (service *Service) Version() (*models.Version, error) {
var v models.Version
err := service.connection.GetObject(BucketName, []byte(versionKey), &v)
if err != nil {
return nil, err
}
return &v, nil
}
// UpdateVersion persists a Version object.
func (service *Service) UpdateVersion(version *models.Version) error {
return service.connection.UpdateObject(BucketName, []byte(versionKey), version)
}