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credhub_store.go
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credhub_store.go
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package brokerstore
import (
"encoding/json"
"fmt"
"code.cloudfoundry.org/credhub-cli/credhub/credentials"
"code.cloudfoundry.org/lager/v3"
"code.cloudfoundry.org/service-broker-store/brokerstore/credhub_shims"
"github.com/pivotal-cf/brokerapi/v10"
"github.com/pivotal-cf/brokerapi/v10/domain"
)
type CredhubStore struct {
logger lager.Logger
credhubShim credhub_shims.Credhub
storeID string
}
func NewCredhubStore(logger lager.Logger, credhubShim credhub_shims.Credhub, storeID string) *CredhubStore {
return &CredhubStore{
logger: logger,
credhubShim: credhubShim,
storeID: storeID,
}
}
func (s *CredhubStore) Activate() error {
s.logger.Info("activating-credhub")
_, err := s.credhubShim.SetValue(s.namespaced("migrated-from-sql"), "true")
if err != nil {
return err
}
return nil
}
func (s *CredhubStore) IsActivated() (bool, error) {
logger := s.logger.Session("is-activated")
logger.Info("start")
defer logger.Info("end")
results, err := s.credhubShim.FindByPath(s.namespaced("migrated-from-sql"))
if err != nil {
return false, err
}
return len(results.Credentials) > 0, nil
}
func (s *CredhubStore) CreateInstanceDetails(id string, details ServiceInstance) error {
logger := s.logger.Session("create-instance-details")
logger.Info("start")
defer logger.Info("end")
mappedDetails, err := toMap(details)
if err != nil {
return err
}
_, err = s.credhubShim.SetJSON(s.namespaced(id), mappedDetails)
if err != nil {
return err
}
return nil
}
func (s *CredhubStore) RetrieveInstanceDetails(id string) (ServiceInstance, error) {
logger := s.logger.Session("retrieve-instance-details")
logger.Info("start")
defer logger.Info("end")
creds, err := s.credhubShim.GetLatestJSON(s.namespaced(id))
if err != nil {
return ServiceInstance{}, err
}
var serviceInstance ServiceInstance
err = toStruct(creds, &serviceInstance)
if err != nil {
return ServiceInstance{}, err
}
return serviceInstance, nil
}
func (s *CredhubStore) RetrieveBindingDetails(id string) (domain.BindDetails, error) {
logger := s.logger.Session("retrieve-binding-details")
logger.Info("start")
defer logger.Info("end")
creds, err := s.credhubShim.GetLatestJSON(s.namespaced(id))
if err != nil {
return domain.BindDetails{}, err
}
var bindDetails brokerapi.BindDetails
err = toStruct(creds, &bindDetails)
if err != nil {
return domain.BindDetails{}, err
}
return bindDetails, nil
}
func (s *CredhubStore) RetrieveAllInstanceDetails() (map[string]ServiceInstance, error) {
panic("Not Implemented")
}
func (s *CredhubStore) RetrieveAllBindingDetails() (map[string]brokerapi.BindDetails, error) {
panic("Not Implemented")
}
func (s *CredhubStore) CreateBindingDetails(id string, details brokerapi.BindDetails) error {
logger := s.logger.Session("create-binding-details")
logger.Info("start")
defer logger.Info("end")
mappedDetails, err := toMap(details)
if err != nil {
return err
}
_, err = s.credhubShim.SetJSON(s.namespaced(id), mappedDetails)
if err != nil {
return err
}
return nil
}
func (s *CredhubStore) DeleteInstanceDetails(id string) error {
logger := s.logger.Session("delete-instance-details")
logger.Info("start")
defer logger.Info("end")
return s.credhubShim.Delete(s.namespaced(id))
}
func (s *CredhubStore) DeleteBindingDetails(id string) error {
logger := s.logger.Session("delete-binding-details")
logger.Info("start")
defer logger.Info("end")
return s.credhubShim.Delete(s.namespaced(id))
}
func (s *CredhubStore) IsInstanceConflict(id string, details ServiceInstance) bool {
return isInstanceConflict(s, id, details)
}
func (s *CredhubStore) IsBindingConflict(id string, details brokerapi.BindDetails) bool {
return isBindingConflict(s, id, details)
}
func (s *CredhubStore) Restore(logger lager.Logger) error {
return nil
}
func (s *CredhubStore) Save(logger lager.Logger) error {
return nil
}
func (s *CredhubStore) Cleanup() error {
return nil
}
func (s *CredhubStore) namespaced(id string) string {
return fmt.Sprintf("/%s/%s", s.storeID, id)
}
func toMap(subject interface{}) (map[string]interface{}, error) {
var inInterface map[string]interface{}
marshalledJson, err := json.Marshal(subject)
if err != nil {
return nil, err
}
err = json.Unmarshal(marshalledJson, &inInterface)
if err != nil {
return nil, err
}
return inInterface, nil
}
func toStruct(creds credentials.JSON, target interface{}) error {
//var serviceInstance ServiceInstance
credsBytes, err := json.Marshal(creds.Value)
if err != nil {
return err
}
err = json.Unmarshal(credsBytes, &target)
if err != nil {
return err
}
return nil
}