func (self *capricaStruct) initializeGlobalDirectoryStore() (err error) {
sysstorage := self.buran.SystemStorage()
valuePtr, err := sysstorage.Get(globaldirectory_key)
if err != nil {
return
}
if valuePtr == nil {
// First get the global blob
globalBlobId := self.globalBlobStoreId
if globalBlobId == nil || len(globalBlobId) == 0 {
err = errors.New("The global directory depends on the global blob store. So need " +
"to create that first.")
return
}
var globalBlobIdCbor []byte
globalBlobIdCbor, err = encoding.Cbor().Encode(globalBlobId)
if err != nil {
return
}
// Need to create the global blob store
operation := operations.CreateBucket{
TypeId: bucket.TypeId_Directory,
Metadata: metadata.MemoryMetadata{
"const.forwarder.blob": globalBlobIdCbor,
},
}
// TODO: Real context
context := ares.Context{
UserId: user.Id([]byte("Test")),
}
ret := self.buran.Perform(&context, &operation)
if !ret.GetCode().IsOk() {
// Error
err = errors.New(fmt.Sprintf("Error creating "+
"the global directory: %v", ret.GetText()))
return
}
retCast := ret.(*operations.CreateBucketReturn)
self.globalDirectoryId = retCast.Id
// Store it - so we have the same on next start
err = self.buran.SystemStorage().Put(globaldirectory_key, retCast.Id)
if err != nil {
return
}
} else {
// Already have a global blob store
self.globalDirectoryId = bucket.Id(*valuePtr)
}
return
}
func (self *restServer) addRestContext(original func(*restContext)) func(*httpserver.RequestContext) {
return func(requestContext *httpserver.RequestContext) {
rContext := new(restContext)
rContext.RequestContext = requestContext
// Since it's stateless, every request gets a client ID
clientData := &caprica.ClientData{
UserId: user.Id([]byte("TODO_READ_USER_ID_FROM_HEADE_OR_COOKIES")),
}
clientId := self.caprica.NewClient(restClientType, clientData)
rContext.clientId = clientId
rContext.caprica = self.caprica
original(rContext)
// Stateless: After each request, remove the client
self.caprica.ClientClose(clientId)
}
}
func (self *TypedGetterSetter) Creator() (creator user.Id, err error) {
binaryValue, err := self.Get(creatorKey)
if err != nil {
return
}
if binaryValue == nil || len(binaryValue) == 0 {
err = errors.New("No user ID stored in metadata")
return
}
var userIdAsBytes []byte
err = encoding.Cbor().Decode(binaryValue, &userIdAsBytes)
if err != nil {
err = errors.New(fmt.Sprintf("Error cbor decoding: %v\n", err))
return
}
return user.Id(userIdAsBytes), nil
}
func (self *jsonWebsocketConnection) initClientData() {
clientData := new(caprica.ClientData)
clientData.UserId = user.Id([]byte("Demo User")) //TODO
clientData.NotificationFunction = func(notification *caprica.Notification) {
// Got a notification. Do not block for a long time here
jsonMessage, err := NotificationToJson(notification)
if err != nil {
log.Println("Error converting notification to json. Close"+
"connection here. Error: %v\n", err)
self.ws.Close()
return
}
// Ok, write message
self.writeLimited(websocket.TextMessage, jsonMessage, notification.DroppingAllowed)
}
clientId := self.caprica.NewClient(jsonWebsocketConnectionType, clientData)
self.clientId = clientId
}
func (self *capricaStruct) initializeGlobalBlobStore() (err error) {
sysstorage := self.buran.SystemStorage()
valuePtr, err := sysstorage.Get(globalblobstore_key)
if err != nil {
return
}
if valuePtr == nil {
// Need to create the global blob store
operation := operations.CreateBucket{
TypeId: bucket.TypeId_BlobStore,
}
// TODO: Real context
context := ares.Context{
UserId: user.Id([]byte("Test")),
}
ret := self.buran.Perform(&context, &operation)
if !ret.GetCode().IsOk() {
// Error
err = errors.New(fmt.Sprintf("Error creating "+
"the global blob store: %v", ret.GetText()))
return
}
retCast := ret.(*operations.CreateBucketReturn)
self.globalBlobStoreId = retCast.Id
// Store it - so we have the same on next start
err = self.buran.SystemStorage().Put(globalblobstore_key, retCast.Id)
if err != nil {
return
}
} else {
// Already have a global blob store
self.globalBlobStoreId = bucket.Id(*valuePtr)
}
return
}
