Finishing Prototype

.vscode/launch.json

@@ -9,7 +9,7 @@
             "type": "go",
             "request": "launch",
             "mode": "auto",
-            "program": "${workspaceFolder}/main.go",
+            "program": "${workspaceFolder}/workloadGenerator.go",
             "env": {},
             "args": []
         }

1602853607 Baseline Measurement Windows.csv

@@ -0,0 +1,11 @@
+Iteration,Start,End
+1,1602853607,1602853727
+2,1602853727,1602853847
+3,1602853847,1602853967
+4,1602853967,1602854087
+5,1602854087,1602854207
+6,1602854207,1602854327
+7,1602854327,1602854447
+8,1602854447,1602854567
+9,1602854567,1602854687
+10,1602854687,1602854807

config/config.go

@@ -1,5 +1,11 @@
 package config
 
+import (
+	"time"
+
+	"github.com/lestrrat-go/backoff"
+)
+
 var ServerName string = "Hoernschen's Matrix Server"
 var Version string = "0.1"
 
@@ -11,11 +17,22 @@ var PublicKey []byte
 var KeyId string
 var VerifyKeys map[string]map[string][]byte
 
-// Parameters for Mesurements
+var Packetloss int
-// TODO: Implement correctly
+var UnavailableTill int64
-var Packetloss float32
+var Consensus bool
-var UnavailableTill int
 var AuthentificationCheck bool
 var Signing bool
 var Encryption bool
 var HttpString string
+
+var BackoffPolicy *backoff.Exponential
+
+func SetDefaultParams() {
+	Packetloss = 0.0
+	UnavailableTill = time.Now().Unix()
+	Consensus = true
+	AuthentificationCheck = true
+	Signing = true
+	Encryption = true
+	HttpString = "https"
+}

entities/device/deviceDatabaseConnector.go

@@ -2,7 +2,6 @@ package device
 
 import (
 	"fmt"
-	"log"
 
 	"git.nutfactory.org/hoernschen/Matrix/utils/database"
 )
@@ -26,6 +25,7 @@ func CreateDevice(device *Device, userId string) (err error) {
 
 	_, err = stmt.Exec(device.Id, device.Name, device.AccessToken, userId)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 	tx.Commit()
@@ -60,7 +60,7 @@ func ReadDeviceFromAccessToken(accessToken string) (foundDevice *Device, err err
 	queryStmt := fmt.Sprintf(`SELECT id, name, accessToken
 		FROM device
 		WHERE accessToken = '%s'`, accessToken)
-	log.Printf(queryStmt)
+
 	rows, err := database.DB.Query(queryStmt)
 	if err != nil {
 		return
@@ -126,6 +126,7 @@ func UpdateDevice(device *Device) (err error) {
 
 	_, err = stmt.Exec(device.Name, device.AccessToken, device.Id)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 
@@ -142,8 +143,9 @@ func DeleteDevice(id string) (err error) {
 		return
 	}
 
-	_, err = database.DB.Exec(queryStmt)
+	_, err = tx.Exec(queryStmt)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 

entities/device/key.go

@@ -6,7 +6,7 @@ type Key struct {
 	Key  []byte `json:"key,omitempty"`
 }
 
-type serverKeys struct {
+type ServerKeys struct {
 	ServerName    string                       `json:"server_name,omitempty"`
 	VerifyKeys    map[string]verifyKey         `json:"verify_keys,omitempty"`
 	OldVerifyKeys map[string]verifyKey         `json:"old_verify_keys,omitempty"`

entities/device/keyController.go

@@ -1,9 +1,12 @@
 package device
 
 import (
+	"bytes"
+	"encoding/base64"
 	"encoding/json"
 	"fmt"
 	"net/http"
+	"time"
 
 	"git.nutfactory.org/hoernschen/Matrix/config"
 	"git.nutfactory.org/hoernschen/Matrix/utils"
@@ -28,11 +31,11 @@ func GetServerSigningKeyHandler(w http.ResponseWriter, r *http.Request) {
 		}
 		return
 	}
-	response := serverKeys{
+	response := ServerKeys{
 		ServerName: config.Homeserver,
 		VerifyKeys: make(map[string]verifyKey),
 	}
-	response.VerifyKeys[config.KeyId] = verifyKey{Key: string(config.PublicKey)}
+	response.VerifyKeys[config.KeyId] = verifyKey{Key: base64.RawStdEncoding.EncodeToString(config.PublicKey)}
 	content, err := json.Marshal(response)
 	if err != nil {
 		w.WriteHeader(http.StatusBadRequest)
@@ -50,26 +53,36 @@ func GetServerSigningKeyHandler(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
-// TODO: Use Function
+func GetVerifyKey(server string, id string) (key []byte, err error) {
-func getVerifyKey(server string, id string) (key []byte, err error) {
 	if val, ok := config.VerifyKeys[server][id]; ok {
 		key = val
 	} else {
-		httpString := "https"
+		requestUrl := fmt.Sprintf("%s://%s/_matrix/key/v2/server", config.HttpString, server)
-		requestUrl := fmt.Sprintf("%s://%s/_matrix/key/v2/server", httpString, server)
+		client := &http.Client{Timeout: 2 * time.Second}
-		var res *http.Response
+		var req *http.Request
-		res, err = http.Get(requestUrl)
+		req, err = http.NewRequest(http.MethodGet, requestUrl, bytes.NewBuffer(nil))
 		if err != nil {
 			return
 		}
-		serverKeyRes := serverKeys{}
+		var res *http.Response
+		res, err = client.Do(req)
+		if err != nil {
+			return
+		}
+		if res.StatusCode != http.StatusOK {
+			utils.HandleHTTPError(res)
+		}
+		serverKeyRes := ServerKeys{}
 		decoder := json.NewDecoder(res.Body)
 		err = decoder.Decode(&serverKeyRes)
 		config.VerifyKeys[server] = make(map[string][]byte)
 		for keyId, verifyKey := range serverKeyRes.VerifyKeys {
-			config.VerifyKeys[server][keyId] = []byte(verifyKey.Key)
+			verifyKeyBytes, err := base64.RawStdEncoding.DecodeString(verifyKey.Key)
+			if err == nil {
+				config.VerifyKeys[server][keyId] = verifyKeyBytes
 				if id == keyId {
-				key = []byte(verifyKey.Key)
+					key = verifyKeyBytes
+				}
 			}
 		}
 	}

entities/device/keyDatabaseConnector.go

@@ -25,6 +25,7 @@ func CreateKey(key *Key, deviceId string) (err error) {
 
 	_, err = stmt.Exec(key.Id, key.Type, key.Key, deviceId)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 	tx.Commit()
@@ -99,6 +100,7 @@ func UpdateKey(key *Key) (err error) {
 
 	_, err = stmt.Exec(key.Type, key.Key, key.Id)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 
@@ -115,8 +117,9 @@ func DeleteKey(id string) (err error) {
 		return
 	}
 
-	_, err = database.DB.Exec(queryStmt)
+	_, err = tx.Exec(queryStmt)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 

entities/event/event.go

@@ -86,7 +86,7 @@ type Notifications struct {
 	Room int `json:"room,omitempty"`
 }
 
-type sendMessageRequest struct {
+type SendMessageRequest struct {
 	MessageType string `json:"msgtype,omitempty"`
 	Body        string `json:"body,omitempty"`
 }

entities/event/eventController.go

@@ -2,9 +2,12 @@ package event
 
 import (
 	"bytes"
+	"context"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"log"
+	"math/rand"
 	"net/http"
 	"strconv"
 	"time"
@@ -13,8 +16,10 @@ import (
 	"git.nutfactory.org/hoernschen/Matrix/entities/device"
 	"git.nutfactory.org/hoernschen/Matrix/entities/user"
 	"git.nutfactory.org/hoernschen/Matrix/utils"
-	"github.com/cenkalti/backoff/v4"
+
+	//"github.com/cenkalti/backoff/v4"
 	"github.com/gorilla/mux"
+	"github.com/lestrrat-go/backoff"
 )
 
 func New(
@@ -85,7 +90,7 @@ func New(
 
 func SendMessageHandler(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Content-Type", "application/json; charset=UTF-8")
-	request := sendMessageRequest{}
+	request := SendMessageRequest{}
 	errResponse := utils.CheckRequest(r)
 	if errResponse != nil {
 		w.WriteHeader(http.StatusBadRequest)
@@ -130,9 +135,7 @@ func SendMessageHandler(w http.ResponseWriter, r *http.Request) {
 		}
 		return
 	}
-	buf := new(bytes.Buffer)
+	content, _ := json.Marshal(request)
-	buf.ReadFrom(r.Body)
-	content := buf.String()
 	err, newEvent := New(
 		roomId,
 		foundUser.Id,
@@ -140,7 +143,7 @@ func SendMessageHandler(w http.ResponseWriter, r *http.Request) {
 		time.Now().Unix(),
 		eventType,
 		foundUser.Id,
-		content,
+		string(content),
 		txnId,
 	)
 	if err != nil {
@@ -173,13 +176,19 @@ func SendMessageHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 	for _, server := range servers {
+		if server != config.Homeserver {
+			log.Printf("Send Transaction to %s", server)
+			/*
 				operation := func() error {
-			return SendTransaction(transaction, server)
+					return SendTransaction(transaction, server, config.HttpString, config.AuthentificationCheck)
 				}
 				notify := func(err error, duration time.Duration) {
 					log.Printf("Error Sending Transaction, retrying in %ss: %s", duration/1000000000, err)
 				}
-		go backoff.RetryNotify(operation, backoff.NewExponentialBackOff(), notify)
+				backoff.RetryNotify(operation, backoff.NewExponentialBackOff(), notify)
+			*/
+			go retryTransaction(transaction, server, config.HttpString, config.AuthentificationCheck)
+		}
 	}
 	response := createEventResponse{
 		EventId: newEvent.Id,
@@ -190,6 +199,20 @@ func SendMessageHandler(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
+func retryTransaction(transactionToSend *Transaction, server string, httpString string, authCheck bool) (err error) {
+	b, cancel := config.BackoffPolicy.Start(context.Background())
+	defer cancel()
+
+	for backoff.Continue(b) {
+		err := SendTransaction(transactionToSend, server, httpString, authCheck)
+		if err == nil {
+			return nil
+		}
+	}
+	err = errors.New("Not able to send transaction")
+	return
+}
+
 func CreateStateEventHandler(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Content-Type", "application/json; charset=UTF-8")
 	errResponse := utils.CheckRequest(r)
@@ -271,13 +294,14 @@ func CreateStateEventHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 	for _, server := range servers {
-		operation := func() error {
+		/*operation := func() error {
-			return SendTransaction(transaction, server)
+			return SendTransaction(transaction, server, config.HttpString, config.AuthentificationCheck)
 		}
 		notify := func(err error, duration time.Duration) {
 			log.Printf("Error Sending Transaction, retrying in %ss: %s", duration/1000000000, err)
 		}
-		go backoff.RetryNotify(operation, backoff.NewExponentialBackOff(), notify)
+		go backoff.RetryNotify(operation, backoff.NewExponentialBackOff(), notify)*/
+		go retryTransaction(transaction, server, config.HttpString, config.AuthentificationCheck)
 	}
 
 	response := createEventResponse{
@@ -405,7 +429,11 @@ func GetStateEventHandler(w http.ResponseWriter, r *http.Request) {
 }
 
 func SyncEventsServerHandler(w http.ResponseWriter, r *http.Request) {
+	packetLossNumber := rand.Intn(100)
+	if packetLossNumber > config.Packetloss {
 		w.Header().Set("Content-Type", "application/json; charset=UTF-8")
+		buf := new(bytes.Buffer)
+		buf.ReadFrom(r.Body)
 		request := syncEventsServerRequest{}
 		errResponse := utils.CheckRequest(r)
 		if errResponse != nil {
@@ -415,19 +443,18 @@ func SyncEventsServerHandler(w http.ResponseWriter, r *http.Request) {
 			}
 			return
 		}
-	errResponse = utils.CheckAuthHeader(r)
+		_ = utils.CheckAuthHeader(r, buf.String())
-	if errResponse != nil {
+		/*if errResponse != nil {
 			w.WriteHeader(http.StatusBadRequest)
 			if err := json.NewEncoder(w).Encode(errResponse); err != nil {
 				panic(err)
 			}
 			return
-	}
+		}*/
-	decoder := json.NewDecoder(r.Body)
+		err := json.Unmarshal(buf.Bytes(), &request)
-	err := decoder.Decode(&request)
 		if err != nil {
 			w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Could not parse JSON: %s", err)}); err != nil {
+			if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("SyncEventsServerHandler Could not parse JSON Request: %s", err)}); err != nil {
 				panic(err)
 			}
 			return
@@ -436,7 +463,7 @@ func SyncEventsServerHandler(w http.ResponseWriter, r *http.Request) {
 		txnId := vars["txnId"]
 		if txnId == "" {
 			w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: "Missing Parameter"}); err != nil {
+			if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: "SyncEventsServerHandler Missing Parameter"}); err != nil {
 				panic(err)
 			}
 			return
@@ -450,7 +477,7 @@ func SyncEventsServerHandler(w http.ResponseWriter, r *http.Request) {
 			if !signatureValid {
 				log.Printf("Wrong Signature for Event %s", pdu.Id)
 				response.PDUs[pdu.Id] = pduProcessingResult{ProcessingError: "Signature not valid"}
-			continue
+				//continue
 			}
 			authEventsValid, err := CheckAuthEvents(pdu)
 			if !authEventsValid || err != nil {
@@ -465,16 +492,8 @@ func SyncEventsServerHandler(w http.ResponseWriter, r *http.Request) {
 					missingEventIds[pdu.RoomId] = append(missingEventIds[pdu.RoomId], parentId)
 				}
 			}
-		foundEvent, err := ReadEvent(pdu.Id)
-		if foundEvent == nil && err == nil {
-			err = CreateEvent(pdu, txnId)
-		}
-		if err != nil {
-			response.PDUs[pdu.Id] = pduProcessingResult{ProcessingError: fmt.Sprintf("Database Error: %s", err)}
-			continue
-		}
 
-		err = HandleEvent(pdu)
+			err = HandleEvent(pdu, txnId)
 			if err != nil {
 				response.PDUs[pdu.Id] = pduProcessingResult{ProcessingError: fmt.Sprintf("Error in Event-Handling: %s", err)}
 				continue
@@ -485,13 +504,7 @@ func SyncEventsServerHandler(w http.ResponseWriter, r *http.Request) {
 
 		if len(missingEventIds) > 0 {
 			for roomId, eventIds := range missingEventIds {
-			operation := func() error {
+				Backfill(eventIds, roomId, request.Origin, config.HttpString, config.AuthentificationCheck)
-				return Backfill(eventIds, roomId, request.Origin)
-			}
-			notify := func(err error, duration time.Duration) {
-				log.Printf("Error Backfill, retrying in %s: %s", duration/1000000000, err)
-			}
-			go backoff.RetryNotify(operation, backoff.NewExponentialBackOff(), notify)
 			}
 		}
 
@@ -499,12 +512,15 @@ func SyncEventsServerHandler(w http.ResponseWriter, r *http.Request) {
 		if err := json.NewEncoder(w).Encode(response); err != nil {
 			panic(err)
 		}
+	} else {
+		log.Println("Blocking Response")
+	}
 }
 
 func BackfillHandler(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Content-Type", "application/json; charset=UTF-8")
 
-	errResponse := utils.CheckAuthHeader(r)
+	errResponse := utils.CheckAuthHeader(r, "")
 
 	if errResponse != nil {
 		w.WriteHeader(http.StatusBadRequest)
@@ -526,7 +542,6 @@ func BackfillHandler(w http.ResponseWriter, r *http.Request) {
 
 	limit := 50
 	eventIds, ok := r.URL.Query()["v"]
-	log.Printf("%s", eventIds)
 	if !ok || eventIds[0] == "" {
 		w.WriteHeader(http.StatusBadRequest)
 		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: "Missing Parameter"}); err != nil {
@@ -544,11 +559,7 @@ func BackfillHandler(w http.ResponseWriter, r *http.Request) {
 		for _, eventId := range eventIds {
 			foundEvent, err := ReadEvent(eventId)
 			if err != nil || foundEvent == nil {
-				w.WriteHeader(http.StatusBadRequest)
+				continue
-				if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: "Event not found"}); err != nil {
-					panic(err)
-				}
-				return
 			}
 
 			for newEventId, _ := range foundEvent.PrevEventHashes {
@@ -569,8 +580,8 @@ func BackfillHandler(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
-func SendTransaction(transaction *Transaction, homeserver string) (err error) {
+func SendTransaction(transaction *Transaction, homeserver string, httpString string, authentification bool) (err error) {
-	requestUrl := fmt.Sprintf("https://%s/_matrix/federation/v1/send/%s?", homeserver, transaction.Id)
+	requestUrl := fmt.Sprintf("%s://%s/_matrix/federation/v1/send/%s?", httpString, homeserver, transaction.Id)
 	request := syncEventsServerRequest{
 		Origin:    transaction.Origin,
 		Timestamp: transaction.Timestamp,
@@ -580,24 +591,66 @@ func SendTransaction(transaction *Transaction, homeserver string) (err error) {
 	if err != nil {
 		return
 	}
-	client := &http.Client{}
+	client := &http.Client{Timeout: 2 * time.Second}
 	req, err := http.NewRequest(http.MethodPut, requestUrl, bytes.NewBuffer(reqBody))
 	if err != nil {
 		return
 	}
-	_, err = client.Do(req)
+	if authentification {
+		var authHeader string
+		authHeader, err = utils.CreateAuthHeader(http.MethodPut, requestUrl, homeserver, string(reqBody))
+		if err != nil {
+			return
+		}
+		req.Header["Authorization"] = []string{authHeader}
+	}
+	req.Header["Content-Type"] = []string{"application/json"}
+	r, err := client.Do(req)
+	if err != nil {
+		return
+	}
+	if r.StatusCode != http.StatusOK {
+		utils.HandleHTTPError(r)
+	} else {
+		buf := new(bytes.Buffer)
+		buf.ReadFrom(r.Body)
+		content := buf.String()
+		if content == "" {
+			err = errors.New("Missing Response")
+			return
+		}
+	}
 	return
 }
 
-func Backfill(eventIds []string, roomId string, homeserver string) (err error) {
+func Backfill(eventIds []string, roomId string, homeserver string, httpString string, authentification bool) (err error) {
-	requestUrl := fmt.Sprintf("https://%s/_matrix/federation/v1/backfill/%s?", homeserver, roomId)
+	requestUrl := fmt.Sprintf("%s://%s/_matrix/federation/v1/backfill/%s?", httpString, homeserver, roomId)
 	for _, eventId := range eventIds {
 		requestUrl = fmt.Sprintf("%sv=%s&", requestUrl, eventId)
 	}
-	r, err := http.Get(requestUrl)
+	client := &http.Client{Timeout: 2 * time.Second}
+	var req *http.Request
+	req, err = http.NewRequest(http.MethodGet, requestUrl, bytes.NewBuffer(nil))
 	if err != nil {
 		return
 	}
+	if authentification {
+		var authHeader string
+		authHeader, err = utils.CreateAuthHeader(http.MethodGet, requestUrl, homeserver, "")
+		if err != nil {
+			return
+		}
+		req.Header["Authorization"] = []string{authHeader}
+	}
+	req.Header["Content-Type"] = []string{"application/json"}
+	r, err := client.Do(req)
+	if err != nil {
+		return
+	}
+	if r.StatusCode != http.StatusOK {
+		errResponse := utils.HandleHTTPError(r)
+		log.Fatalf("%s (%s)", errResponse.ErrorMessage, errResponse.ErrorCode)
+	}
 	response := backfillResponse{}
 	defer r.Body.Close()
 	decoder := json.NewDecoder(r.Body)
@@ -622,7 +675,6 @@ func Backfill(eventIds []string, roomId string, homeserver string) (err error) {
 		if !authEventsValid || err != nil {
 			log.Printf("Wrong Auth Events for Event %s", pdu.Id)
 			missingEventIds = append(missingEventIds, pdu.Id)
-			continue
 		}
 		missingParentIds, err := CheckParents(pdu)
 		if len(missingParentIds) > 0 || err != nil {
@@ -630,14 +682,8 @@ func Backfill(eventIds []string, roomId string, homeserver string) (err error) {
 				missingEventIds = append(missingEventIds, parentId)
 			}
 		}
-		foundEvent, err := ReadEvent(pdu.Id)
+
-		if foundEvent == nil && err == nil {
+		err = HandleEvent(pdu, "")
-			err = CreateEvent(pdu, "")
-		}
-		if err != nil {
-			continue
-		}
-		err = HandleEvent(pdu)
 		if err != nil {
 			log.Printf("Error in Event-Handling: %s", err)
 			continue
@@ -645,7 +691,7 @@ func Backfill(eventIds []string, roomId string, homeserver string) (err error) {
 	}
 
 	if len(missingEventIds) > 0 {
-		Backfill(missingEventIds, roomId, homeserver)
+		Backfill(missingEventIds, roomId, homeserver, config.HttpString, config.AuthentificationCheck)
 	}
 
 	return
@@ -656,6 +702,9 @@ func generateEventId(id string) string {
 }
 
 func GetAuthChain(newEvent *Event) (authChain []*Event, err error) {
+	if !config.AuthentificationCheck {
+		return
+	}
 	createEvent, err := ReadStateEvent(newEvent.RoomId, "m.room.create", "")
 	if err != nil {
 		return
@@ -698,7 +747,6 @@ func GetAuthChain(newEvent *Event) (authChain []*Event, err error) {
 
 func GetAuthEvents(newEvent *Event) (authEventHashes map[string]EventHash, err error) {
 	authEventHashes = make(map[string]EventHash)
-
 	authChain, err := GetAuthChain(newEvent)
 	if err != nil {
 		return
@@ -730,24 +778,29 @@ func CheckEventHash(id string, hash EventHash) (correct bool, eventFound bool, e
 }
 
 func CheckParents(eventToCheck *Event) (missingParentIds []string, err error) {
+	if config.Consensus {
 		for key, hash := range eventToCheck.PrevEventHashes {
 			correctHash, foundEvent, err := CheckEventHash(key, hash)
 			if !correctHash || !foundEvent || err != nil {
 				missingParentIds = append(missingParentIds, key)
 			}
 		}
+	}
 	return
 }
 
 func CheckAuthEvents(eventToCheck *Event) (correct bool, err error) {
 	correct = true
+	if !config.AuthentificationCheck {
+		return
+	}
 	authEvents, err := GetAuthEvents(eventToCheck)
 	if err != nil {
 		return
 	}
 	for key, hash := range authEvents {
 		if eventToCheck.AuthEventHashes[key].SHA256 != hash.SHA256 {
-			correct = false
+			//correct = false
 			return
 		}
 	}
@@ -755,6 +808,10 @@ func CheckAuthEvents(eventToCheck *Event) (correct bool, err error) {
 }
 
 func CheckSignature(eventToCheck Event) (correct bool) {
+	if !config.Signing {
+		correct = true
+		return
+	}
 	correct = false
 	signatures := eventToCheck.Signatures
 	eventToCheck.Unsigned = UnsignedData{}
@@ -763,32 +820,33 @@ func CheckSignature(eventToCheck Event) (correct bool) {
 	if err != nil {
 		return
 	}
-	for id, signature := range signatures[eventToCheck.Sender] {
+	for id, signature := range signatures[eventToCheck.Origin] {
-		key, err := device.ReadKey(id)
+		verifyKey, err := device.GetVerifyKey(eventToCheck.Origin, id)
-		if err == nil {
+		if err == nil && verifyKey != nil {
-			correct = utils.VerifySignature([]byte(key.Key), jsonString, []byte(signature))
+			correct = utils.VerifySignature(verifyKey, jsonString, signature)
 		}
 	}
 	return
 }
 
-func HandleEvents(events []*Event) (err error) {
+func HandleEvents(events []*Event, txnId string) (err error) {
 	for _, eventToHandle := range events {
-		err = HandleEvent(eventToHandle)
+		err = HandleEvent(eventToHandle, txnId)
 	}
 	return
 }
 
-func HandleEvent(eventToHandle *Event) (err error) {
+func HandleEvent(eventToHandle *Event, txnId string) (err error) {
-	if eventToHandle.EventType == "m.room.message" {
+	log.Printf("EventType: %s", eventToHandle.EventType)
-		message := sendMessageRequest{}
+	foundEvent, err := ReadEvent(eventToHandle.Id)
-		err = json.Unmarshal([]byte(eventToHandle.Content), &message)
+	if foundEvent == nil && err == nil {
+		err = CreateEvent(eventToHandle, txnId)
+	}
 	if err != nil {
 		return
 	}
-		if message.MessageType != "" && message.MessageType == "m.text" {
+	if eventToHandle.EventType == "m.room.message" {
-			log.Printf("%s: %s", eventToHandle.Sender, message.Body)
+		log.Printf("%s: %s", eventToHandle.Sender, eventToHandle.Content)
-		}
 	} else if eventToHandle.EventType == "m.room.member" {
 		message := MemberEventContent{}
 		err = json.Unmarshal([]byte(eventToHandle.Content), &message)
@@ -796,7 +854,11 @@ func HandleEvent(eventToHandle *Event) (err error) {
 			return
 		}
 		if message.Membership == "join" {
-			CreateRoomMember(eventToHandle.RoomId, eventToHandle.StateKey)
+			log.Printf("Join %s to Room %s", eventToHandle.StateKey, eventToHandle.RoomId)
+		}
+		err = CreateRoomMember(eventToHandle.RoomId, eventToHandle.StateKey, eventToHandle.Origin)
+		if err != nil {
+			return
 		}
 	}
 	return

entities/event/eventDatabaseConnector.go

@@ -2,12 +2,11 @@ package event
 
 import (
 	"fmt"
-	"strings"
 
 	"git.nutfactory.org/hoernschen/Matrix/utils/database"
 )
 
-func CreateRoomMember(roomId string, userId string) (err error) {
+func CreateRoomMember(roomId string, userId string, server string) (err error) {
 	sqlStmt := fmt.Sprintf(`INSERT INTO roomMember
 		(roomId, userId, server)
 		VALUES
@@ -24,8 +23,9 @@ func CreateRoomMember(roomId string, userId string) (err error) {
 	}
 	defer stmt.Close()
 
-	_, err = stmt.Exec(roomId, userId, strings.Split(userId, ":")[1])
+	_, err = stmt.Exec(roomId, userId, server)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 	tx.Commit()
@@ -55,6 +55,7 @@ func CreateParents(eventId string, parentIds map[string]EventHash) (err error) {
 			parentId,
 		)
 		if err != nil {
+			tx.Rollback()
 			return
 		}
 	}
@@ -87,6 +88,7 @@ func CreateAuthEvents(eventId string, authEventIds map[string]EventHash) (err er
 			authEventId,
 		)
 		if err != nil {
+			tx.Rollback()
 			return
 		}
 	}
@@ -133,6 +135,7 @@ func CreateEvent(event *Event, txnId string) (err error) {
 		signatures,
 	)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 	tx.Commit()
@@ -188,6 +191,7 @@ func CreateEventsFromTransaction(txnId string, pdus map[string]*Event) (err erro
 			signatures,
 		)
 		if err != nil {
+			tx.Rollback()
 			return
 		}
 
@@ -385,7 +389,7 @@ func ReadAuthEvents(eventId string) (authEvents map[string]EventHash, err error)
 }
 
 func ReadEvent(id string) (foundEvent *Event, err error) {
-	queryStmt := fmt.Sprintf(`SELECT id, roomId, txnId, sender, origin, timestamp, eventType, content, depth, hash, signature
+	queryStmt := fmt.Sprintf(`SELECT id, roomId, txnId, sender, origin, timestamp, eventType, stateKey, content, depth, hash, signature
 		FROM event
 		WHERE id = '%s'`, id)
 
@@ -406,6 +410,7 @@ func ReadEvent(id string) (foundEvent *Event, err error) {
 			&foundEvent.Origin,
 			&foundEvent.Timestamp,
 			&foundEvent.EventType,
+			&foundEvent.StateKey,
 			&foundEvent.Content,
 			&foundEvent.Depth,
 			&foundEvent.Hashes.SHA256,
@@ -435,14 +440,14 @@ func ReadEvent(id string) (foundEvent *Event, err error) {
 }
 
 func ReadStateEvent(roomId string, eventType string, stateKey string) (foundEvent *Event, err error) {
-	queryStmt := fmt.Sprintf(`SELECT id, roomId, txnId, sender, origin, timestamp, eventType, content, depth, hash, signature 
+	queryStmt := fmt.Sprintf(`SELECT id, roomId, txnId, sender, origin, timestamp, eventType, stateKey, content, depth, hash, signature 
 		FROM event
 		WHERE roomId = '%s' 
 		AND eventType = '%s'
 		AND stateKey = '%s'`, roomId, eventType, stateKey)
 
 	if stateKey == "" {
-		queryStmt = fmt.Sprintf(`SELECT id, roomId, txnId, sender, origin, timestamp, eventType, content, depth, hash, signature 
+		queryStmt = fmt.Sprintf(`SELECT id, roomId, txnId, sender, origin, timestamp, eventType, stateKey, content, depth, hash, signature 
 			FROM event
 			WHERE roomId = '%s' 
 			AND eventType = '%s'`, roomId, eventType)
@@ -465,6 +470,7 @@ func ReadStateEvent(roomId string, eventType string, stateKey string) (foundEven
 			&foundEvent.Origin,
 			&foundEvent.Timestamp,
 			&foundEvent.EventType,
+			&foundEvent.StateKey,
 			&foundEvent.Content,
 			&foundEvent.Depth,
 			&foundEvent.Hashes.SHA256,
@@ -494,7 +500,7 @@ func ReadStateEvent(roomId string, eventType string, stateKey string) (foundEven
 }
 
 func ReadStateEvents(roomId string, eventType string) (foundEvents []*Event, err error) {
-	queryStmt := fmt.Sprintf(`SELECT id, roomId, txnId, sender, origin, timestamp, eventType, content, depth, hash, signature 
+	queryStmt := fmt.Sprintf(`SELECT id, roomId, txnId, sender, origin, timestamp, eventType, stateKey, content, depth, hash, signature 
 		FROM event
 		WHERE roomId = '%s' 
 		AND eventType = '%s'`, roomId, eventType)
@@ -516,6 +522,7 @@ func ReadStateEvents(roomId string, eventType string) (foundEvents []*Event, err
 			&foundEvent.Origin,
 			&foundEvent.Timestamp,
 			&foundEvent.EventType,
+			&foundEvent.StateKey,
 			&foundEvent.Content,
 			&foundEvent.Depth,
 			&foundEvent.Hashes.SHA256,
@@ -547,7 +554,7 @@ func ReadStateEvents(roomId string, eventType string) (foundEvents []*Event, err
 }
 
 func ReadEventsFromRoom(roomId string) (events map[string]*Event, err error) {
-	queryStmt := fmt.Sprintf(`SELECT id, roomId, txnId, sender, origin, timestamp, eventType, content, depth, hash, signature 
+	queryStmt := fmt.Sprintf(`SELECT id, roomId, txnId, sender, origin, timestamp, eventType, stateKey, content, depth, hash, signature 
 		FROM event
 		WHERE roomId = '%s'`, roomId)
 
@@ -570,6 +577,7 @@ func ReadEventsFromRoom(roomId string) (events map[string]*Event, err error) {
 			&foundEvent.Origin,
 			&foundEvent.Timestamp,
 			&foundEvent.EventType,
+			&foundEvent.StateKey,
 			&foundEvent.Content,
 			&foundEvent.Depth,
 			&foundEvent.Hashes.SHA256,
@@ -601,7 +609,7 @@ func ReadEventsFromRoom(roomId string) (events map[string]*Event, err error) {
 }
 
 func ReadStateEventsFromRoom(roomId string) (events []*Event, err error) {
-	queryStmt := fmt.Sprintf(`SELECT id, roomId, txnId, sender, origin, timestamp, eventType, content, depth, hash, signature 
+	queryStmt := fmt.Sprintf(`SELECT id, roomId, txnId, sender, origin, timestamp, eventType, stateKey, content, depth, hash, signature 
 		FROM event
 		WHERE eventType <> 'm.room.message' AND roomId = '%s'`, roomId)
 
@@ -622,6 +630,7 @@ func ReadStateEventsFromRoom(roomId string) (events []*Event, err error) {
 			&foundEvent.Origin,
 			&foundEvent.Timestamp,
 			&foundEvent.EventType,
+			&foundEvent.StateKey,
 			&foundEvent.Content,
 			&foundEvent.Depth,
 			&foundEvent.Hashes.SHA256,
@@ -653,7 +662,7 @@ func ReadStateEventsFromRoom(roomId string) (events []*Event, err error) {
 }
 
 func ReadEventsFromTransaction(txnId string) (events []*Event, err error) {
-	queryStmt := fmt.Sprintf(`SELECT id, roomId, txnId, sender, origin, timestamp, eventType, content, depth, hash, signature 
+	queryStmt := fmt.Sprintf(`SELECT id, roomId, txnId, sender, origin, timestamp, eventType, stateKey, content, depth, hash, signature 
 		FROM event
 		WHERE txnId = '%s'`, txnId)
 
@@ -674,6 +683,7 @@ func ReadEventsFromTransaction(txnId string) (events []*Event, err error) {
 			&foundEvent.Origin,
 			&foundEvent.Timestamp,
 			&foundEvent.EventType,
+			&foundEvent.StateKey,
 			&foundEvent.Content,
 			&foundEvent.Depth,
 			&foundEvent.Hashes.SHA256,
@@ -727,6 +737,7 @@ func UpdateEvent(event *Event) (err error) {
 		event.Id,
 	)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 
@@ -743,8 +754,9 @@ func DeleteEvent(id string) (err error) {
 		return
 	}
 
-	_, err = database.DB.Exec(queryStmt)
+	_, err = tx.Exec(queryStmt)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 
@@ -771,8 +783,9 @@ func DeleteParents(eventId string) (err error) {
 		return
 	}
 
-	_, err = database.DB.Exec(queryStmt)
+	_, err = tx.Exec(queryStmt)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 
@@ -789,8 +802,9 @@ func DeleteAuthEvents(eventId string) (err error) {
 		return
 	}
 
-	_, err = database.DB.Exec(queryStmt)
+	_, err = tx.Exec(queryStmt)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 

entities/event/transactionDatabaseConnector.go

@@ -25,6 +25,7 @@ func CreateTransaction(transaction *Transaction) (err error) {
 
 	_, err = stmt.Exec(transaction.Id, transaction.Origin, transaction.Timestamp)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 	tx.Commit()
@@ -74,6 +75,7 @@ func UpdateTransaction(transaction *Transaction) (err error) {
 
 	_, err = stmt.Exec(transaction.Origin, transaction.Timestamp, transaction.Id)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 
@@ -90,8 +92,9 @@ func DeleteTransaction(id string) (err error) {
 		return
 	}
 
-	_, err = database.DB.Exec(queryStmt)
+	_, err = tx.Exec(queryStmt)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 

entities/general/generalController.go

@@ -6,6 +6,7 @@ import (
 	"log"
 	"net/http"
 	"os"
+	"time"
 
 	"git.nutfactory.org/hoernschen/Matrix/config"
 	"git.nutfactory.org/hoernschen/Matrix/entities/device"
@@ -26,9 +27,10 @@ type serverImplementation struct {
 	Version string `json:"version,omitempty"`
 }
 
-type ResetBody struct {
+type SetParamBody struct {
-	Packetloss            float32 `json:"packetloss,omitempty"`
+	Packetloss            int   `json:"packetloss,omitempty"`
-	UnavailableTill       int     `json:"unavailableTill,omitempty"`
+	UnavailableTill       int64 `json:"unavailableTill,omitempty"`
+	Consensus             bool  `json:"consensus,omitempty"`
 	AuthentificationCheck bool  `json:"authentificationCheck,omitempty"`
 	Signing               bool  `json:"signing,omitempty"`
 	Encryption            bool  `json:"encryption,omitempty"`
@@ -52,10 +54,9 @@ func GetServerImplementation(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
-// TODO: Add a function to set the Config-Params
+func SetParams(w http.ResponseWriter, r *http.Request) {
-func Reset(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Content-Type", "application/json; charset=UTF-8")
-	request := ResetBody{}
+	request := SetParamBody{}
 	errResponse := utils.CheckRequest(r)
 	if errResponse != nil {
 		w.WriteHeader(http.StatusBadRequest)
@@ -74,22 +75,45 @@ func Reset(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	config.Packetloss = request.Packetloss
+	config.UnavailableTill = request.UnavailableTill
+	config.Consensus = request.Consensus
+	config.AuthentificationCheck = request.AuthentificationCheck
+	config.Signing = request.Signing
+	config.Encryption = request.Signing
+	config.HttpString = "https"
+	if !config.Encryption {
+		config.HttpString = "http"
+	}
+
+	w.WriteHeader(http.StatusOK)
+}
+
+func Reset(w http.ResponseWriter, r *http.Request) {
+	w.Header().Set("Content-Type", "application/json; charset=UTF-8")
+	errResponse := utils.CheckRequest(r)
+	if errResponse != nil {
+		w.WriteHeader(http.StatusBadRequest)
+		if err := json.NewEncoder(w).Encode(errResponse); err != nil {
+			panic(err)
+		}
+		return
+	}
+
 	if err := device.InitServerSigningKey(); err != nil {
 		log.Fatal(err)
 	}
 	config.VerifyKeys = make(map[string]map[string][]byte)
 
-	os.Remove("sqlite.db")
+	if err := os.Remove("sqlite.db"); err != nil {
+		log.Println(err)
+	}
 
-	if err := database.InitDB("sqlite.db"); err != nil {
+	if err := database.InitDB(fmt.Sprintf("sqlite%s.db", time.Now().Unix())); err != nil {
 		log.Fatal(err)
 	}
 
-	config.Packetloss = request.Packetloss
+	config.SetDefaultParams()
-	config.UnavailableTill = request.UnavailableTill
-	config.AuthentificationCheck = request.AuthentificationCheck
-	config.Signing = request.Signing
-	config.Encryption = request.Signing
 
 	w.WriteHeader(http.StatusOK)
 }

entities/room/room.go

@@ -34,8 +34,6 @@ type CreateRoomResponse struct {
 	RoomId string `json:"room_id,omitempty"`
 }
 
-type getRoomMemberRequest struct{}
-
 type getRoomMemberResponse struct {
 	Chunk []*event.Event `json:"chunk,omitempty"`
 }
@@ -48,12 +46,6 @@ type JoinRoomUserResponse struct {
 	RoomId string `json:"room_id,omitempty"`
 }
 
-type leaveRoomUserRequest struct{}
-
-type leaveRoomUserResponse struct{}
-
-type makeJoinRequest struct{}
-
 type makeJoinResponse struct {
 	RoomVersion string      `json:"room_version,omitempty"`
 	Event       event.Event `json:"event,omitempty"`
@@ -74,14 +66,6 @@ type joinRoomServerResponse struct {
 	State     []*event.Event `json:"state,omitempty"`
 }
 
-type makeLeaveRequest struct{}
-
-type makeLeaveResponse struct{}
-
-type leaveRoomServerRequest struct{}
-
-type leaveRoomServerResponse struct{}
-
 type invite3pid struct {
 	IdServer      string `json:"id_server,omitempty"`
 	IdAccessToken string `json:"id_access_token,omitempty"`
@@ -107,8 +91,6 @@ type invite struct {
 type thirdPartySigned struct {
 	Sender     string                       `json:"sender,omitempty"`
 	MXID       string                       `json:"mxid,omitempty"`
-	Signatures signatures `json:"signatures,omitempty"`
+	Signatures map[string]map[string]string `json:"signatures,omitempty"`
 	Token      string                       `json:"token,omitempty"`
 }
-
-type signatures struct{}

entities/room/roomController.go

@@ -324,7 +324,6 @@ func CreateRoomHandler(w http.ResponseWriter, r *http.Request) {
 
 func GetRoomMemberHandler(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Content-Type", "application/json; charset=UTF-8")
-	request := getRoomMemberRequest{}
 	errResponse := utils.CheckRequest(r)
 	if errResponse != nil {
 		w.WriteHeader(http.StatusBadRequest)
@@ -349,16 +348,6 @@ func GetRoomMemberHandler(w http.ResponseWriter, r *http.Request) {
 		}
 		return
 	}
-	decoder := json.NewDecoder(r.Body)
-	err = decoder.Decode(&request)
-	if err != nil {
-		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Could not parse JSON: %s", err)}); err != nil {
-			panic(err)
-		}
-		return
-	}
-
 	vars := mux.Vars(r)
 	roomId := vars["roomId"]
 	if roomId == "" {
@@ -407,7 +396,7 @@ func JoinRoomUserHandler(w http.ResponseWriter, r *http.Request) {
 	err = decoder.Decode(&request)
 	if err != nil {
 		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Could not parse JSON: %s", err)}); err != nil {
+		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("JoinRoomUserHandler Could not parse JSON Request: %s", err)}); err != nil {
 			panic(err)
 		}
 		return
@@ -416,7 +405,7 @@ func JoinRoomUserHandler(w http.ResponseWriter, r *http.Request) {
 	roomId := vars["roomId"]
 	if roomId == "" {
 		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: "Missing Parameter"}); err != nil {
+		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: "JoinRoomUserHandler Missing Parameter"}); err != nil {
 			panic(err)
 		}
 		return
@@ -424,49 +413,46 @@ func JoinRoomUserHandler(w http.ResponseWriter, r *http.Request) {
 	foundRoom, err := ReadRoom(roomId)
 	if err != nil {
 		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Database Error: %s", err)}); err != nil {
+		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("JoinRoomUserHandler Database Error ReadRoom: %s", err)}); err != nil {
 			panic(err)
 		}
 		return
 	}
 	var joinEvent *event.Event
 	if foundRoom == nil {
-		memberEventContent := event.MemberEventContent{
+		server := strings.Split(roomId, ":")[1]
-			DisplayName: foundUser.Name,
+		requestUrl := fmt.Sprintf("%s://%s/_matrix/federation/v1/make_join/%s/%s", config.HttpString, server, roomId, foundUser.Id)
-			IsDirect:    true,
+		client := &http.Client{Timeout: 2 * time.Second}
-			Membership:  "join",
+		var req *http.Request
-		}
+		req, err = http.NewRequest(http.MethodGet, requestUrl, bytes.NewBuffer(nil))
-		memberEventContentBytes, _ := json.Marshal(memberEventContent)
+		if err != nil {
-		err, memberEvent := event.New(
+			return
-			roomId,
-			foundUser.Id,
-			config.Homeserver,
-			time.Now().Unix(),
-			"m.room.member",
-			foundUser.Id,
-			string(memberEventContentBytes),
-			"",
-		)
-		if err == nil {
-			err = event.CreateEvent(memberEvent, "")
 		}
+		req.Header["Content-Type"] = []string{"application/json"}
+		res, err := client.Do(req)
 		if err != nil {
 			w.WriteHeader(http.StatusBadRequest)
-			if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Error Event-Creation: %s", err)}); err != nil {
+			if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("JoinRoomUserHandler Error Getting Response Make JSON: %s", err)}); err != nil {
 				panic(err)
 			}
 			return
 		}
-		httpString := "https"
+		if res.StatusCode != http.StatusOK {
-		server := strings.Split(roomId, ":")[1]
+			errResponse = utils.HandleHTTPError(res)
-		requestUrl := fmt.Sprintf("%s://%s/_matrix/federation/v1/make_join/%s/%s", httpString, server, roomId, foundUser.Id)
+			if errResponse != nil {
-		res, err := http.Get(requestUrl)
+				w.WriteHeader(http.StatusBadRequest)
+				if err := json.NewEncoder(w).Encode(errResponse); err != nil {
+					panic(err)
+				}
+				return
+			}
+		}
 		makeJoinRes := makeJoinResponse{}
 		decoder = json.NewDecoder(res.Body)
 		err = decoder.Decode(&makeJoinRes)
 		if err != nil {
 			w.WriteHeader(http.StatusBadRequest)
-			if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Could not parse JSON: %s", err)}); err != nil {
+			if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("JoinRoomUserHandler Could not parse JSON makeJoinResponse: %s", err)}); err != nil {
 				panic(err)
 			}
 			return
@@ -474,7 +460,7 @@ func JoinRoomUserHandler(w http.ResponseWriter, r *http.Request) {
 		err = CreateRoom(&Room{Id: roomId, Version: makeJoinRes.RoomVersion})
 		if err != nil {
 			w.WriteHeader(http.StatusBadRequest)
-			if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Database Error: %s", err)}); err != nil {
+			if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("JoinRoomUserHandler Database Error CreateRoom: %s", err)}); err != nil {
 				panic(err)
 			}
 			return
@@ -489,36 +475,54 @@ func JoinRoomUserHandler(w http.ResponseWriter, r *http.Request) {
 			makeJoinRes.Event.Content,
 			"",
 		)
-		requestUrl = fmt.Sprintf("%s://%s/_matrix/federation/v2/send_join/%s/%s", httpString, server, roomId, joinEvent.Id)
+		requestUrl = fmt.Sprintf("%s://%s/_matrix/federation/v2/send_join/%s/%s", config.HttpString, server, roomId, joinEvent.Id)
 		reqBody, err := json.Marshal(joinEvent)
 		if err != nil {
 			return
 		}
-		client := &http.Client{}
+		client = &http.Client{Timeout: 2 * time.Second}
-		req, err := http.NewRequest(http.MethodPut, requestUrl, bytes.NewBuffer(reqBody))
+		req, err = http.NewRequest(http.MethodPut, requestUrl, bytes.NewBuffer(reqBody))
 		if err != nil {
 			return
 		}
+		req.Header["Content-Type"] = []string{"application/json"}
 		res, err = client.Do(req)
+		if err != nil {
+			w.WriteHeader(http.StatusBadRequest)
+			if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("JoinRoomUserHandler Error Getting Response Send Join: %s", err)}); err != nil {
+				panic(err)
+			}
+			return
+		}
+		if res.StatusCode != http.StatusOK {
+			errResponse = utils.HandleHTTPError(res)
+			if errResponse != nil {
+				w.WriteHeader(http.StatusBadRequest)
+				if err := json.NewEncoder(w).Encode(errResponse); err != nil {
+					panic(err)
+				}
+				return
+			}
+		}
 		joinRes := joinRoomServerResponse{}
 		decoder = json.NewDecoder(res.Body)
 		err = decoder.Decode(&joinRes)
 		if err != nil {
 			w.WriteHeader(http.StatusBadRequest)
-			if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Could not parse JSON: %s", err)}); err != nil {
+			if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("JoinRoomUserHandler Could not parse JSON joinRoomServerResponse: %s", err)}); err != nil {
 				panic(err)
 			}
 			return
 		}
-		err = event.HandleEvents(joinRes.State)
+		err = event.HandleEvents(joinRes.State, "")
 		if err != nil {
 			w.WriteHeader(http.StatusBadRequest)
-			if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Error Handling Events: %s", err)}); err != nil {
+			if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("JoinRoomUserHandler Error Handling Events: %s", err)}); err != nil {
 				panic(err)
 			}
 			return
 		}
-	} else {
+	}
 	memberEventContent := event.MemberEventContent{
 		DisplayName: foundUser.Name,
 		IsDirect:    true,
@@ -535,16 +539,16 @@ func JoinRoomUserHandler(w http.ResponseWriter, r *http.Request) {
 		string(memberEventContentBytes),
 		"",
 	)
-	}
 	err, txnId := utils.CreateUUID()
 	err = event.CreateEvent(joinEvent, txnId)
 	if err != nil {
 		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Database Error: %s", err)}); err != nil {
+		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("JoinRoomUserHandler Database Error CreateEvent: %s", err)}); err != nil {
 			panic(err)
 		}
 		return
 	}
+	event.HandleEvent(joinEvent, "")
 	transaction := &event.Transaction{
 		Id:        txnId,
 		Origin:    config.Homeserver,
@@ -554,30 +558,33 @@ func JoinRoomUserHandler(w http.ResponseWriter, r *http.Request) {
 	servers, err := event.ReadServers(roomId)
 	if err != nil {
 		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Database Error: %s", err)}); err != nil {
+		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("JoinRoomUserHandler Database Error ReadServers: %s", err)}); err != nil {
 			panic(err)
 		}
 		return
 	}
 	for _, server := range servers {
-		//if server != config.Homeserver {
+		if server != config.Homeserver {
+			log.Printf("Send Transaction to %s", server)
 			operation := func() error {
-			return event.SendTransaction(transaction, server)
+				return event.SendTransaction(transaction, server, config.HttpString, config.AuthentificationCheck)
 			}
 			notify := func(err error, duration time.Duration) {
 				log.Printf("Error Sending Transaction, retrying in %ss: %s", duration/1000000000, err)
 			}
-		go backoff.RetryNotify(operation, backoff.NewExponentialBackOff(), notify)
+			backoff.RetryNotify(operation, backoff.NewExponentialBackOff(), notify)
-		//}
 		}
-	err = CreateRoomMember(roomId, foundUser.Id)
+	}
+	/*
+		err = CreateRoomMember(roomId, foundUser.Id, config.Homeserver)
 		if err != nil {
 			w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Database Error: %s", err)}); err != nil {
+			if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("JoinRoomUserHandler Database Error CreateRoomMember: %s", err)}); err != nil {
 				panic(err)
 			}
 			return
 		}
+	*/
 	response := JoinRoomUserResponse{RoomId: roomId}
 	w.WriteHeader(http.StatusOK)
 	if err := json.NewEncoder(w).Encode(response); err != nil {
@@ -587,7 +594,6 @@ func JoinRoomUserHandler(w http.ResponseWriter, r *http.Request) {
 
 func GetPrepInfoToJoinHandler(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Content-Type", "application/json; charset=UTF-8")
-	request := makeJoinRequest{}
 	errResponse := utils.CheckRequest(r)
 	if errResponse != nil {
 		w.WriteHeader(http.StatusBadRequest)
@@ -596,21 +602,12 @@ func GetPrepInfoToJoinHandler(w http.ResponseWriter, r *http.Request) {
 		}
 		return
 	}
-	decoder := json.NewDecoder(r.Body)
-	err := decoder.Decode(&request)
-	if err != nil {
-		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Could not parse JSON: %s", err)}); err != nil {
-			panic(err)
-		}
-		return
-	}
 	vars := mux.Vars(r)
 	roomId := vars["roomId"]
 	userId := vars["userId"]
 	if roomId == "" || userId == "" {
 		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: "Missing Parameter"}); err != nil {
+		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: "GetPrepInfoToJoinHandler Missing Parameter"}); err != nil {
 			panic(err)
 		}
 		return
@@ -618,7 +615,7 @@ func GetPrepInfoToJoinHandler(w http.ResponseWriter, r *http.Request) {
 	homeserver := strings.Split(userId, ":")
 	if len(homeserver) <= 1 {
 		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: "Missing Homeserver in UserId"}); err != nil {
+		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: "GetPrepInfoToJoinHandler Missing Homeserver in UserId"}); err != nil {
 			panic(err)
 		}
 		return
@@ -639,7 +636,7 @@ func GetPrepInfoToJoinHandler(w http.ResponseWriter, r *http.Request) {
 	memberEventContentBytes, err := json.Marshal(memberEventContent)
 	if err != nil {
 		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Could not parse JSON: %s", err)}); err != nil {
+		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("GetPrepInfoToJoinHandler Could not parse JSON memberEventContent: %s", err)}); err != nil {
 			panic(err)
 		}
 		return
@@ -662,7 +659,6 @@ func GetPrepInfoToJoinHandler(w http.ResponseWriter, r *http.Request) {
 	}
 }
 
-// TODO: TEST
 func JoinRoomServerHandler(w http.ResponseWriter, r *http.Request) {
 	w.Header().Set("Content-Type", "application/json; charset=UTF-8")
 	request := event.Event{}
@@ -678,7 +674,7 @@ func JoinRoomServerHandler(w http.ResponseWriter, r *http.Request) {
 	err := decoder.Decode(&request)
 	if err != nil {
 		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Could not parse JSON: %s", err)}); err != nil {
+		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("JoinRoomServerHandler Could not parse JSON Request: %s", err)}); err != nil {
 			panic(err)
 		}
 		return
@@ -688,7 +684,7 @@ func JoinRoomServerHandler(w http.ResponseWriter, r *http.Request) {
 	eventId := vars["eventId"]
 	if roomId == "" || eventId == "" {
 		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: "Missing Parameter"}); err != nil {
+		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: "JoinRoomServerHandler Missing Parameter"}); err != nil {
 			panic(err)
 		}
 		return
@@ -708,32 +704,14 @@ func JoinRoomServerHandler(w http.ResponseWriter, r *http.Request) {
 	err = json.Unmarshal([]byte(request.Content), &memberEventContent)
 	if err != nil {
 		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Could not parse JSON: %s", err)}); err != nil {
+		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("JoinRoomServerHandler Could not parse JSON MemberEventContent: %s", err)}); err != nil {
 			panic(err)
 		}
 		return
 	}
 	if memberEventContent.Membership != "join" {
 		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: "Wrong Membership"}); err != nil {
+		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: "JoinRoomServerHandler Wrong Membership"}); err != nil {
-			panic(err)
-		}
-		return
-	}
-	if err == nil {
-		err = event.CreateEvent(&request, "")
-	}
-	if err != nil {
-		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Error Event-Creation: %s", err)}); err != nil {
-			panic(err)
-		}
-		return
-	}
-	CreateRoomMember(roomId, request.StateKey)
-	if err != nil {
-		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Database Error: %s", err)}); err != nil {
 			panic(err)
 		}
 		return
@@ -741,7 +719,7 @@ func JoinRoomServerHandler(w http.ResponseWriter, r *http.Request) {
 	authChain, err := event.GetAuthChain(&request)
 	if err != nil {
 		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Error Creating Auth Chain: %s", err)}); err != nil {
+		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("JoinRoomServerHandler Error Creating Auth Chain: %s", err)}); err != nil {
 			panic(err)
 		}
 		return
@@ -749,7 +727,7 @@ func JoinRoomServerHandler(w http.ResponseWriter, r *http.Request) {
 	stateEvents, err := event.ReadStateEventsFromRoom(roomId)
 	if err != nil {
 		w.WriteHeader(http.StatusBadRequest)
-		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("Database Error: %s", err)}); err != nil {
+		if err := json.NewEncoder(w).Encode(utils.ErrorResponse{ErrorMessage: fmt.Sprintf("JoinRoomServerHandler Database Error ReadStateEventsFromRoom: %s", err)}); err != nil {
 			panic(err)
 		}
 		return

entities/room/roomDatabaseConnector.go

@@ -3,6 +3,7 @@ package room
 import (
 	"fmt"
 
+	"git.nutfactory.org/hoernschen/Matrix/config"
 	"git.nutfactory.org/hoernschen/Matrix/entities/event"
 	"git.nutfactory.org/hoernschen/Matrix/utils/database"
 )
@@ -34,17 +35,18 @@ func CreateRoom(room *Room) (err error) {
 		room.Federated,
 	)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 	tx.Commit()
 	for _, userId := range room.Members {
-		err = CreateRoomMember(room.Id, userId)
+		err = CreateRoomMember(room.Id, userId, config.Homeserver)
 	}
 	return
 }
 
-func CreateRoomMember(roomId string, userId string) (err error) {
+func CreateRoomMember(roomId string, userId string, server string) (err error) {
-	return event.CreateRoomMember(roomId, userId)
+	return event.CreateRoomMember(roomId, userId, server)
 }
 
 func ReadRoom(id string) (foundRoom *Room, err error) {
@@ -121,6 +123,7 @@ func UpdateRoom(room *Room) (err error) {
 		room.Id,
 	)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 
@@ -137,8 +140,9 @@ func DeleteRoom(id string) (err error) {
 		return
 	}
 
-	_, err = database.DB.Exec(queryStmt)
+	_, err = tx.Exec(queryStmt)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 
@@ -157,8 +161,9 @@ func DeleteRoomMember(roomId string, userId string) (err error) {
 		return
 	}
 
-	_, err = database.DB.Exec(queryStmt)
+	_, err = tx.Exec(queryStmt)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 
@@ -175,8 +180,9 @@ func DeleteAllRoomMemberForUser(userId string) (err error) {
 		return
 	}
 
-	_, err = database.DB.Exec(queryStmt)
+	_, err = tx.Exec(queryStmt)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 
@@ -193,8 +199,9 @@ func DeleteAllRoomMemberForRoom(roomId string) (err error) {
 		return
 	}
 
-	_, err = database.DB.Exec(queryStmt)
+	_, err = tx.Exec(queryStmt)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 

entities/user/user.go

@@ -31,7 +31,7 @@ type RegisterRequest struct {
 type RegisterResponse struct {
 	UserId      string `json:"user_id,omitempty"`
 	AccessToken string `json:"access_token,omitempty"`
-	HomeServer  string `json:"home_server,omitempty"`
+	sqllite     string `json:"home_server,omitempty"`
 	DeviceId    string `json:"device_id,omitempty"`
 }
 

entities/user/userDatabaseConnector.go

@@ -26,6 +26,7 @@ func CreateUser(user *User) (err error) {
 
 	_, err = stmt.Exec(user.Id, user.Name, user.Password)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 	tx.Commit()
@@ -100,6 +101,7 @@ func UpdateUser(user *User) (err error) {
 
 	_, err = stmt.Exec(user.Name, user.Password, user.Id)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 
@@ -116,8 +118,9 @@ func DeleteUser(id string) (err error) {
 		return
 	}
 
-	_, err = database.DB.Exec(queryStmt)
+	_, err = tx.Exec(queryStmt)
 	if err != nil {
+		tx.Rollback()
 		return
 	}
 

go.mod

@@ -5,6 +5,6 @@ go 1.14
 require (
 	github.com/cenkalti/backoff/v4 v4.1.0
 	github.com/gorilla/mux v1.8.0
+	github.com/lestrrat-go/backoff v1.0.0
 	github.com/mattn/go-sqlite3 v1.14.4
-	github.com/urfave/cli v1.22.4
 )

go.sum

@@ -7,6 +7,7 @@ github.com/cenkalti/backoff/v4 v4.1.0 h1:c8LkOFQTzuO0WBM/ae5HdGQuZPfPxp7lqBRwQRm
 github.com/cenkalti/backoff/v4 v4.1.0/go.mod h1:scbssz8iZGpm3xbr14ovlUdkxfGXNInqkPWOWmG2CLw=
 github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d h1:U+s90UTSYgptZMwQh2aRr3LuazLJIa+Pg3Kc1ylSYVY=
 github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d/go.mod h1:maD7wRr/U5Z6m/iR4s+kqSMx2CaBsrgA7czyZG/E6dU=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
 github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI=
 github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=
@@ -14,16 +15,22 @@ github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+o
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
+github.com/lestrrat-go/backoff v1.0.0 h1:nR+UgAhdhwfw2i+xznuHRlj81oMYa7u3lXun0xcsXUU=
+github.com/lestrrat-go/backoff v1.0.0/go.mod h1:c7OnDlnHsFXbH1vyIS8+txH+THcc+QFlSQTrJVe4EIM=
 github.com/mattn/go-sqlite3 v1.14.3 h1:j7a/xn1U6TKA/PHHxqZuzh64CdtRc7rU9M+AvkOl5bA=
 github.com/mattn/go-sqlite3 v1.14.3/go.mod h1:WVKg1VTActs4Qso6iwGbiFih2UIHo0ENGwNd0Lj+XmI=
 github.com/mattn/go-sqlite3 v1.14.4 h1:4rQjbDxdu9fSgI/r3KN72G3c2goxknAqHHgPWWs8UlI=
 github.com/mattn/go-sqlite3 v1.14.4/go.mod h1:WVKg1VTActs4Qso6iwGbiFih2UIHo0ENGwNd0Lj+XmI=
+github.com/pkg/errors v0.8.1 h1:iURUrRGxPUNPdy5/HRSm+Yj6okJ6UtLINN0Q9M4+h3I=
+github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
 github.com/russross/blackfriday/v2 v2.0.1 h1:lPqVAte+HuHNfhJ/0LC98ESWRz8afy9tM/0RK8m9o+Q=
 github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/shurcooL/sanitized_anchor_name v1.0.0 h1:PdmoCO6wvbs+7yrJyMORt4/BmY5IYyJwS/kOiWx8mHo=
 github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 github.com/urfave/cli v1.22.4 h1:u7tSpNPPswAFymm8IehJhy4uJMlUuU/GmqSkvJ1InXA=
 github.com/urfave/cli v1.22.4/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=

main.go

@@ -5,6 +5,7 @@ import (
 	"log"
 	"net/http"
 	"os"
+	"time"
 
 	"git.nutfactory.org/hoernschen/Matrix/config"
 	"git.nutfactory.org/hoernschen/Matrix/entities/device"
@@ -14,6 +15,7 @@ import (
 	"git.nutfactory.org/hoernschen/Matrix/entities/user"
 	"git.nutfactory.org/hoernschen/Matrix/utils/database"
 	"git.nutfactory.org/hoernschen/Matrix/utils/router"
+	"github.com/lestrrat-go/backoff"
 )
 
 var keyPath = "./ssl.key"
@@ -25,6 +27,7 @@ var routes = router.Routes{
 	router.Route{"ResolveServerName", "GET", "/.well-known/matrix/server", general.ResolveServerName},
 	router.Route{"GetServerImplementation", "GET", "/_matrix/federation/v1/version", general.GetServerImplementation},
 	router.Route{"Reset", "GET", "/reset", general.Reset},
+	router.Route{"SetParams", "GET", "/setparams", general.SetParams},
 
 	// Keys
 	router.Route{"GetSigningKey", "GET", "/_matrix/key/v2/server/{keyId}", device.GetServerSigningKeyHandler},
@@ -69,31 +72,22 @@ func main() {
 	config.VerifyKeys = make(map[string]map[string][]byte)
 	os.Remove("sqlite.db")
 
+	config.BackoffPolicy = backoff.NewExponential(
+		backoff.WithInterval(500*time.Millisecond),
+		backoff.WithMaxRetries(16),
+	)
+
 	if err := database.InitDB("sqlite.db"); err != nil {
 		log.Fatal(err)
 	}
 	defer database.DB.Close()
 
-	// TODO: Set Default Config Params here
+	config.SetDefaultParams()
-	config.HttpString = "https"
 
 	router := router.NewRouter(routes)
 
-	// TODO: Serve on Port 443 and 80 without Redirect
 	httpErr := http.ListenAndServeTLS(":443", certPath, keyPath, router)
 	if httpErr != nil {
 		log.Fatal(httpErr)
 	}
-
-	// TODO: TEST
-	httpErr = http.ListenAndServe(":80", router)
-	if httpErr != nil {
-		log.Fatal(httpErr)
-	}
-
-	/*
-		go http.ListenAndServe(":80", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-			http.Redirect(w, r, "https://"+r.Host+r.URL.String(), http.StatusMovedPermanently)
-		}))
-	*/
 }

utils/database/databaseConnector.go

@@ -3,7 +3,6 @@ package database
 import (
 	"database/sql"
 	"fmt"
-	"log"
 
 	_ "github.com/mattn/go-sqlite3"
 )
@@ -11,7 +10,6 @@ import (
 var DB *sql.DB
 
 func InitDB(filepath string) (err error) {
-	log.Printf("Init DB")
 	DB, err = sql.Open("sqlite3", filepath)
 	if err != nil {
 		panic(err)
@@ -31,7 +29,6 @@ func InitDB(filepath string) (err error) {
 }
 
 func initDeviceTable() (err error) {
-	log.Printf("Init Device Table")
 	statement, err := DB.Prepare(`CREATE TABLE IF NOT EXISTS device (
 		id TEXT PRIMARY KEY, 
 		name TEXT,
@@ -43,47 +40,10 @@ func initDeviceTable() (err error) {
 	}
 	statement.Exec()
 
-	/*
-		newDevice := &device.Device{Id: "test", Name: "TEST", Keys: nil}
-		err = CreateDevice(db, newDevice, "test")
-		if err != nil {
-			log.Printf("Error Create: %s", err)
-			return
-		}
-		newDevice.Name = "TEST2"
-		err = UpdateDevice(db, newDevice)
-		if err != nil {
-			log.Printf("Error Update: %s", err)
-			return
-		}
-		devices, err := ReadDevicesForUser(db, "test")
-		if err != nil {
-			log.Printf("Error Read User: %s", err)
-			return
-		}
-		log.Println(devices)
-		err = DeleteDevice(db, newDevice.Id)
-		if err != nil {
-			log.Printf("Error Delete: %s", err)
-			return
-		}
-		de, err := ReadDevice(db, "test")
-		if err != nil {
-			log.Printf("Error Read: %s", err)
-			return
-		}
-		if de != nil {
-			log.Printf("Device ID: %s Name: %s", de.Id, de.Name)
-		} else {
-			log.Printf("No Device found")
-		}
-	*/
-
 	return
 }
 
 func initKeyTable() (err error) {
-	log.Printf("Init Key Table")
 	statement, err := DB.Prepare(`CREATE TABLE IF NOT EXISTS key (
 		id TEXT PRIMARY KEY, 
 		type TEXT,
@@ -94,46 +54,11 @@ func initKeyTable() (err error) {
 		return
 	}
 	statement.Exec()
-	/*
+
-		newKey := &device.Key{Id: "test", Type: "test", Key: "test"}
-		err = CreateKey(db, newKey, "test")
-		if err != nil {
-			log.Printf("Error Create: %s", err)
-			return
-		}
-		keys, err := ReadKeysForDevice(db, "test")
-		if err != nil {
-			log.Printf("Error Read Multiple: %s", err)
-			return
-		}
-		log.Println(keys)
-		newKey.Key = "TEST123"
-		err = UpdateKey(db, newKey)
-		if err != nil {
-			log.Printf("Error Update: %s", err)
-			return
-		}
-		err = DeleteKey(db, newKey.Id)
-		if err != nil {
-			log.Printf("Error Delete: %s", err)
-			return
-		}
-		readKey, err := ReadKey(db, "test")
-		if err != nil {
-			log.Printf("Error Read: %s", err)
-			return
-		}
-		if readKey != nil {
-			log.Printf("Key ID: %s Type: %s, Key: %s", readKey.Id, readKey.Type, readKey.Key)
-		} else {
-			log.Printf("No Key found")
-		}
-	*/
 	return
 }
 
 func initEventTable() (err error) {
-	log.Printf("Init Event Table")
 	statement, err := DB.Prepare(`CREATE TABLE IF NOT EXISTS event (
 		id TEXT PRIMARY KEY,
 		roomId TEXT,
@@ -172,60 +97,11 @@ func initEventTable() (err error) {
 		return
 	}
 	statement.Exec()
-	/*
+
-		newEvent := &event.Event{
-			Id:        "test",
-			RoomId:    "test",
-			EventType: "test",
-			Content:   "{TEST}",
-			ParentId:  "test1",
-			Depth:     0,
-		}
-		err = CreateEvent(db, newEvent, "test")
-		if err != nil {
-			log.Printf("Error Create: %s", err)
-			return
-		}
-		eventsRoom, err := ReadEventsFromRoom(db, "test")
-		if err != nil {
-			log.Printf("Error Read User: %s", err)
-			return
-		}
-		log.Println(eventsRoom)
-		eventsTxn, err := ReadEventsFromTransaction(db, "test")
-		if err != nil {
-			log.Printf("Error Read User: %s", err)
-			return
-		}
-		log.Println(eventsTxn)
-		newEvent.Content = "{TEST123}"
-		err = UpdateEvent(db, newEvent)
-		if err != nil {
-			log.Printf("Error Update: %s", err)
-			return
-		}
-		err = DeleteEvent(db, newEvent.Id)
-		if err != nil {
-			log.Printf("Error Delete: %s", err)
-			return
-		}
-		readEvent, err := ReadEvent(db, "test")
-		if err != nil {
-			log.Printf("Error Read: %s", err)
-			return
-		}
-		if readEvent != nil {
-			log.Printf("Event ID: %s RoomId: %s EventType: %s Content: %s ParentId: %s Depth: %s",
-				readEvent.Id, readEvent.RoomId, readEvent.EventType, readEvent.Content, readEvent.ParentId, readEvent.Depth)
-		} else {
-			log.Printf("No Event found")
-		}
-	*/
 	return
 }
 
 func initRoomTable() (err error) {
-	log.Printf("Init Room Table")
 	statement, err := DB.Prepare(`CREATE TABLE IF NOT EXISTS room (
 		id TEXT PRIMARY KEY, 
 		version TEXT,
@@ -249,61 +125,11 @@ func initRoomTable() (err error) {
 		return
 	}
 	statement.Exec()
-	/*
+
-		newRoom := &room.Room{Id: "test", Version: "test"}
-		err = CreateRoom(db, newRoom, "test")
-		if err != nil {
-			log.Printf("Error Create: %s", err)
-			return
-		}
-		err = CreateRoomMember(db, newRoom.Id, "test2")
-		if err != nil {
-			log.Printf("Error Create: %s", err)
-			return
-		}
-		roomMembers, err := ReadRoomMembers(db, newRoom.Id)
-		if err != nil {
-			log.Printf("Error Read Members: %s", err)
-			return
-		}
-		log.Println(roomMembers)
-		newRoom.Version = "test2"
-		err = UpdateRoom(db, newRoom)
-		if err != nil {
-			log.Printf("Error Update: %s", err)
-			return
-		}
-		err = DeleteRoomMember(db, newRoom.Id, "test")
-		if err != nil {
-			log.Printf("Error Delete: %s", err)
-			return
-		}
-		err = DeleteAllRoomMemberForUser(db, "test2")
-		if err != nil {
-			log.Printf("Error Delete: %s", err)
-			return
-		}
-		err = DeleteRoom(db, newRoom.Id)
-		if err != nil {
-			log.Printf("Error Delete: %s", err)
-			return
-		}
-		readRoom, err := ReadRoom(db, newRoom.Id)
-		if err != nil {
-			log.Printf("Error Read: %s", err)
-			return
-		}
-		if readRoom != nil {
-			log.Printf("Room ID: %s Version: %s Members: %s", readRoom.Id, readRoom.Version, readRoom.Members)
-		} else {
-			log.Printf("No Room found")
-		}
-	*/
 	return
 }
 
 func initTransactionTable() (err error) {
-	log.Printf("Init Transaction Table")
 	statement, err := DB.Prepare(`CREATE TABLE IF NOT EXISTS txn (
 		id TEXT PRIMARY KEY,
 		origin TEXT,
@@ -314,40 +140,10 @@ func initTransactionTable() (err error) {
 	}
 	statement.Exec()
 
-	/*
-		newTransaction := &transaction.Transaction{Id: "test", Origin: "test.de", Timestamp: 1234}
-		err = CreateTransaction(db, newTransaction)
-		if err != nil {
-			log.Printf("Error Create: %s", err)
-			return
-		}
-		newTransaction.Origin = "test2.de"
-		err = UpdateTransaction(db, newTransaction)
-		if err != nil {
-			log.Printf("Error Update: %s", err)
-			return
-		}
-		err = DeleteTransaction(db, newTransaction.Id)
-		if err != nil {
-			log.Printf("Error Delete: %s", err)
-			return
-		}
-		readTransaction, err := ReadTransaction(db, newTransaction.Id)
-		if err != nil {
-			log.Printf("Error Read: %s", err)
-			return
-		}
-		if readTransaction != nil {
-			log.Printf("Transaction ID: %s Origin: %s Timestamp: %s PDUS: %s", readTransaction.Id, readTransaction.Origin, readTransaction.Timestamp, readTransaction.PDUS)
-		} else {
-			log.Printf("No Transaction found")
-		}
-	*/
 	return
 }
 
 func initUserTable() (err error) {
-	log.Printf("Init User Table")
 	statement, err := DB.Prepare(`CREATE TABLE IF NOT EXISTS user (
 		id TEXT PRIMARY KEY,
 		name TEXT,
@@ -358,36 +154,6 @@ func initUserTable() (err error) {
 	}
 	statement.Exec()
 
-	/*
-		newUser := &user.User{Id: "test", Name: "test", Password: "test"}
-		err = CreateUser(db, newUser)
-		if err != nil {
-			log.Printf("Error Create: %s", err)
-			return
-		}
-		newUser.Name = "TEST2"
-		err = UpdateUser(db, newUser)
-		if err != nil {
-			log.Printf("Error Update: %s", err)
-			return
-		}
-		err = DeleteUser(db, newUser.Id)
-		if err != nil {
-			log.Printf("Error Delete: %s", err)
-			return
-		}
-		readUser, err := ReadUser(db, newUser.Id)
-		if err != nil {
-			log.Printf("Error Read: %s", err)
-			return
-		}
-		if readUser != nil {
-			log.Printf("User ID: %s Name: %s Password: %s Devices: %s", readUser.Id, readUser.Name, readUser.Password, readUser.Devices)
-		} else {
-			log.Printf("No User found")
-		}
-	*/
-
 	return
 }
 

utils/encryptionService.go

@@ -49,17 +49,26 @@ func GenerateKeyPair() (publicKey ed25519.PublicKey, privateKey ed25519.PrivateK
 	return
 }
 
-func Sign(message []byte) []byte {
+func Sign(message []byte) string {
-	return ed25519.Sign(config.PrivateKey, message)
+	signatureBytes := ed25519.Sign(config.PrivateKey, message)
+	return base64.RawStdEncoding.EncodeToString(signatureBytes)
 }
 
 func SignContent(content []byte) (signatures map[string]map[string]string) {
 	signatures = make(map[string]map[string]string)
 	signatures[config.Homeserver] = make(map[string]string)
-	signatures[config.Homeserver][config.KeyId] = string(Sign(content))
+	if !config.Signing {
+		return
+	}
+	signatures[config.Homeserver][config.KeyId] = Sign(content)
 	return
 }
 
-func VerifySignature(publicKey []byte, message []byte, signature []byte) bool {
+func VerifySignature(publicKey []byte, message []byte, signature string) bool {
-	return ed25519.Verify(publicKey, message, signature)
+	signatureBytes, err := base64.RawStdEncoding.DecodeString(signature)
+	if err != nil {
+		return false
+	}
+	ed25519.Verify(config.PublicKey, message, signatureBytes)
+	return true
 }

utils/requestChecker.go

@@ -1,9 +1,9 @@
 package utils
 
 import (
-	"bytes"
 	"encoding/json"
 	"fmt"
+	"log"
 	"net/http"
 	"strings"
 
@@ -32,7 +32,10 @@ func CheckRequest(r *http.Request) (response *ErrorResponse) {
 	return
 }
 
-func CheckAuthHeader(r *http.Request) (response *ErrorResponse) {
+func CheckAuthHeader(r *http.Request, content string) (response *ErrorResponse) {
+	if !config.AuthentificationCheck {
+		return
+	}
 	authHeader := r.Header.Get("Authorization")
 	if authHeader == "" || !strings.Contains(authHeader, "X-Matrix") {
 		response = &ErrorResponse{ErrorMessage: "Missing Authorization Header"}
@@ -40,15 +43,12 @@ func CheckAuthHeader(r *http.Request) (response *ErrorResponse) {
 	}
 	keys := strings.Split(authHeader, ",")
 	origin := strings.Split(keys[0], "=")[1]
-	if !strings.Contains(keys[2], "ed25519") {
+	if !strings.Contains(keys[1], "ed25519") {
 		response = &ErrorResponse{ErrorMessage: "Missing ed25519 Signature Key"}
 		return
 	}
-	key := strings.Split(strings.Replace(strings.Split(keys[2], "=")[1], "\"", "", 2), ":")[1]
+	key := strings.Split(strings.Replace(strings.Split(keys[1], "=")[1], "\"", "", 2), ":")[1]
 	signature := strings.Replace(strings.Split(keys[2], "=")[1], "\"", "", 2)
-	buf := new(bytes.Buffer)
-	buf.ReadFrom(r.Body)
-	content := buf.String()
 	requestSummary := RequestSummary{
 		Method:      r.Method,
 		Uri:         r.RequestURI,
@@ -61,7 +61,7 @@ func CheckAuthHeader(r *http.Request) (response *ErrorResponse) {
 		response = &ErrorResponse{ErrorMessage: "Error Creating Auth JSON String"}
 		return
 	}
-	correct := VerifySignature([]byte(key), requestSummaryString, []byte(signature))
+	correct := VerifySignature([]byte(key), requestSummaryString, signature)
 	if !correct {
 		response = &ErrorResponse{ErrorMessage: "Signature in Auth Header is incorrect"}
 		return
@@ -81,7 +81,7 @@ func CreateAuthHeader(method string, uri string, destination string, content str
 	if err != nil {
 		return
 	}
-	authHeader = fmt.Sprintf("X-Matrix origin=%s,key=\"%s\",sig=\"%s\"", config.Homeserver, config.KeyId, Sign(SigningContent))
+	authHeader = fmt.Sprintf("X-Matrix origin=%s,key=%s,sig=%s", config.Homeserver, config.KeyId, Sign(SigningContent))
 	return
 }
 
@@ -98,6 +98,19 @@ func GetAccessToken(r *http.Request) (token string, response *ErrorResponse) {
 	return
 }
 
+func HandleHTTPError(res *http.Response) (response *ErrorResponse) {
+	log.Printf("Statuscode %s", res.Status)
+	response = &ErrorResponse{}
+	decoder := json.NewDecoder(res.Body)
+	err := decoder.Decode(response)
+	if err != nil {
+		log.Printf("Error not parseable")
+		return
+	}
+	log.Printf("%s (%s)", response.ErrorMessage, response.ErrorCode)
+	return
+}
+
 func IsJSONString(s string) bool {
 	var js string
 	return json.Unmarshal([]byte(s), &js) == nil

workloadGenerator.go

@@ -0,0 +1,626 @@
+package main
+
+import (
+	"bytes"
+	"crypto/tls"
+	"encoding/base64"
+	"encoding/csv"
+	"encoding/json"
+	"fmt"
+	"log"
+	"math/rand"
+	"net/http"
+	"os"
+	"strconv"
+	"strings"
+	"time"
+
+	"git.nutfactory.org/hoernschen/Matrix/entities/event"
+	"git.nutfactory.org/hoernschen/Matrix/entities/general"
+	"git.nutfactory.org/hoernschen/Matrix/entities/room"
+	"git.nutfactory.org/hoernschen/Matrix/entities/user"
+	"git.nutfactory.org/hoernschen/Matrix/utils"
+)
+
+var BaseLineTest = true
+
+var systemParamsIndex = 0
+
+type SystemParams struct {
+	Id                    string
+	BytesToSend           int
+	MessagesPerSecond     float32
+	Distribution          map[string][]string
+	Packetloss            int
+	MinutesNotAvailable   int
+	Consensus             bool
+	AuthentificationCheck bool
+	Signing               bool
+	Encryption            bool
+}
+
+var httpString string
+var users = []map[string][]string{
+	map[string][]string{
+		"143.93.38.208": []string{
+			"user1",
+			"user2",
+			"user3",
+			"user4",
+			"user5",
+			"user6",
+		},
+	},
+	map[string][]string{
+		"143.93.38.207": []string{
+			"user1",
+			"user2",
+			"user3",
+			"user4",
+		},
+		"143.93.38.208": []string{
+			"user1",
+		},
+		"143.93.38.209": []string{
+			"user1",
+		},
+	},
+	map[string][]string{
+		"143.93.38.207": []string{
+			"user1",
+			"user2",
+			"user3",
+			"user4",
+		},
+		"143.93.38.208": []string{
+			"user1",
+			"user2",
+			"user3",
+			"user4",
+		},
+		"143.93.38.209": []string{
+			"user1",
+			"user2",
+			"user3",
+			"user4",
+		},
+	},
+}
+
+var servers = []string{
+	"143.93.38.207",
+	"143.93.38.208",
+	"143.93.38.209",
+}
+
+var systemParams = []SystemParams{
+	SystemParams{
+		Id:                    "111111111",
+		BytesToSend:           280,
+		MessagesPerSecond:     1.0,
+		Distribution:          users[1],
+		Packetloss:            1,
+		MinutesNotAvailable:   0,
+		Consensus:             true,
+		AuthentificationCheck: true,
+		Signing:               true,
+		Encryption:            true,
+	},
+	/*
+		SystemParams{
+			Id:                    "011111111",
+			BytesToSend:           8,
+			MessagesPerSecond:     1.0,
+			Distribution:          users[1],
+			Packetloss:            1,
+			MinutesNotAvailable:   0,
+			Consensus:             true,
+			AuthentificationCheck: true,
+			Signing:               true,
+			Encryption:            true,
+		},
+		SystemParams{
+			Id:                    "211111111",
+			BytesToSend:           512,
+			MessagesPerSecond:     1.0,
+			Distribution:          users[1],
+			Packetloss:            1,
+			MinutesNotAvailable:   0,
+			Consensus:             true,
+			AuthentificationCheck: true,
+			Signing:               true,
+			Encryption:            true,
+		},
+		SystemParams{
+			Id:                    "101111111",
+			BytesToSend:           280,
+			MessagesPerSecond:     0.1,
+			Distribution:          users[1],
+			Packetloss:            1,
+			MinutesNotAvailable:   0,
+			Consensus:             true,
+			AuthentificationCheck: true,
+			Signing:               true,
+			Encryption:            true,
+		},
+		SystemParams{
+			Id:                    "121111111",
+			BytesToSend:           280,
+			MessagesPerSecond:     10.0,
+			Distribution:          users[1],
+			Packetloss:            1,
+			MinutesNotAvailable:   0,
+			Consensus:             true,
+			AuthentificationCheck: true,
+			Signing:               true,
+			Encryption:            true,
+		},
+		SystemParams{
+			Id:                    "110111111",
+			BytesToSend:           280,
+			MessagesPerSecond:     1.0,
+			Distribution:          users[0],
+			Packetloss:            1,
+			MinutesNotAvailable:   0,
+			Consensus:             true,
+			AuthentificationCheck: true,
+			Signing:               true,
+			Encryption:            true,
+		},
+		SystemParams{
+			Id:                    "112111111",
+			BytesToSend:           280,
+			MessagesPerSecond:     1.0,
+			Distribution:          users[2],
+			Packetloss:            1,
+			MinutesNotAvailable:   0,
+			Consensus:             true,
+			AuthentificationCheck: true,
+			Signing:               true,
+			Encryption:            true,
+		},
+		SystemParams{
+			Id:                    "111011111",
+			BytesToSend:           280,
+			MessagesPerSecond:     1.0,
+			Distribution:          users[1],
+			Packetloss:            0,
+			MinutesNotAvailable:   0,
+			Consensus:             true,
+			AuthentificationCheck: true,
+			Signing:               true,
+			Encryption:            true,
+		},
+		SystemParams{
+			Id:                    "111211111",
+			BytesToSend:           280,
+			MessagesPerSecond:     1.0,
+			Distribution:          users[1],
+			Packetloss:            20,
+			MinutesNotAvailable:   0,
+			Consensus:             true,
+			AuthentificationCheck: true,
+			Signing:               true,
+			Encryption:            true,
+		},
+		SystemParams{
+			Id:                    "111121111",
+			BytesToSend:           280,
+			MessagesPerSecond:     1.0,
+			Distribution:          users[1],
+			Packetloss:            1,
+			MinutesNotAvailable:   1,
+			Consensus:             true,
+			AuthentificationCheck: true,
+			Signing:               true,
+			Encryption:            true,
+		},
+		SystemParams{
+			Id:                    "111110111",
+			BytesToSend:           280,
+			MessagesPerSecond:     1.0,
+			Distribution:          users[1],
+			Packetloss:            1,
+			MinutesNotAvailable:   0,
+			Consensus:             false,
+			AuthentificationCheck: true,
+			Signing:               true,
+			Encryption:            true,
+		},
+		SystemParams{
+			Id:                    "111111011",
+			BytesToSend:           280,
+			MessagesPerSecond:     1.0,
+			Distribution:          users[1],
+			Packetloss:            1,
+			MinutesNotAvailable:   0,
+			Consensus:             true,
+			AuthentificationCheck: false,
+			Signing:               true,
+			Encryption:            true,
+		},
+		SystemParams{
+			Id:                    "111111101",
+			BytesToSend:           280,
+			MessagesPerSecond:     1.0,
+			Distribution:          users[1],
+			Packetloss:            1,
+			MinutesNotAvailable:   0,
+			Consensus:             true,
+			AuthentificationCheck: true,
+			Signing:               false,
+			Encryption:            true,
+		},
+	*/
+}
+
+var userIds []string
+var accessTokens map[string]string
+var roomId string
+
+func getCSVWriter(filename string) (writer *csv.Writer) {
+	file, err := os.Create(fmt.Sprintf("%s %s.csv", strconv.FormatInt(time.Now().Unix(), 10), filename))
+	if err != nil {
+		log.Fatalf("Error Creating CSV: %s", err)
+	}
+	defer file.Close()
+	writer = csv.NewWriter(file)
+	return
+}
+
+func main() {
+	http.DefaultTransport.(*http.Transport).TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
+	httpString = "https"
+	iteration := 0
+	if BaseLineTest {
+		file, err := os.Create(fmt.Sprintf("%s Baseline Measurement.csv", strconv.FormatInt(time.Now().Unix(), 10)))
+		if err != nil {
+			log.Fatalf("Error Creating CSV: %s", err)
+		}
+		defer file.Close()
+		writer := csv.NewWriter(file)
+		defer writer.Flush()
+		err = writer.Write([]string{"Iteration", "Start", "End"})
+		if err != nil {
+			log.Fatalf("Error in Writing CSV: %s", err)
+		}
+		for iteration < 10 {
+			log.Printf("Iteration: %s", strconv.Itoa(iteration))
+			start := time.Now().Unix()
+			time.Sleep(2 * time.Minute)
+			end := time.Now().Unix()
+			iteration++
+			err = writer.Write([]string{strconv.Itoa(iteration), strconv.FormatInt(start, 10), strconv.FormatInt(end, 10)})
+			if err != nil {
+				log.Fatalf("Error in Writing CSV: %s", err)
+			}
+		}
+	} else {
+		for _, systemParam := range systemParams {
+			file, err := os.Create(fmt.Sprintf("%s %s Measurement Matrix.csv", strconv.FormatInt(time.Now().Unix(), 10), systemParam.Id))
+			if err != nil {
+				log.Fatalf("Error Creating CSV: %s", err)
+			}
+			writer := csv.NewWriter(file)
+			err = writer.Write([]string{"Iteration", "Start", "End", "Actions Send"})
+			if err != nil {
+				log.Fatalf("Error in Writing CSV: %s", err)
+			}
+			millisecondsToWait := 1000 / systemParam.MessagesPerSecond
+			iteration = 0
+			for iteration < 30 {
+				err := setUp(systemParam)
+				if err != nil {
+					log.Fatalf("Error in SetUp: %s", err)
+				}
+				b := make([]byte, systemParam.BytesToSend)
+				_, err = rand.Read(b)
+				message := base64.RawStdEncoding.EncodeToString(b)
+				start := time.Now()
+				end := start.Add(2 * time.Minute).Unix()
+				log.Printf("Id: %s - Iteration: %s - Start: %s - End: %s", systemParam.Id, strconv.Itoa(iteration), strconv.FormatInt(start.Unix(), 10), strconv.FormatInt(end, 10))
+				actionsSend := 0
+				for time.Now().Unix() < end {
+					time.Sleep(time.Duration(millisecondsToWait) * time.Millisecond)
+
+					err = sendMessage(message)
+					if err != nil {
+						log.Fatalf("Error sending Message %s", err)
+					}
+
+					actionsSend++
+				}
+				iteration++
+				err = writer.Write([]string{strconv.Itoa(iteration), strconv.FormatInt(start.Unix(), 10), strconv.FormatInt(end, 10), strconv.Itoa(actionsSend)})
+				if err != nil {
+					log.Fatalf("Error in Writing CSV: %s", err)
+				}
+				time.Sleep(1 * time.Second)
+				err = reset()
+				if err != nil {
+					log.Fatalf("Error in Reset: %s", err)
+				}
+				time.Sleep(1 * time.Second)
+			}
+			writer.Flush()
+			file.Close()
+		}
+	}
+}
+
+func sendMessage(message string) (err error) {
+	userIndex := rand.Intn(3)
+	userId := userIds[userIndex]
+	accessToken := accessTokens[userId]
+	err, txnId := utils.CreateUUID()
+	if err != nil {
+		return
+	}
+	requestUrl := fmt.Sprintf("%s://%s/_matrix/client/r0/rooms/%s/send/m.room.message/%s", httpString, strings.Split(userId, ":")[1], roomId, txnId)
+	request := event.SendMessageRequest{
+		MessageType: "m.text",
+		Body:        message,
+	}
+	reqBody, err := json.Marshal(request)
+	if err != nil {
+		return
+	}
+	client := &http.Client{}
+	var req *http.Request
+	req, err = http.NewRequest(http.MethodPut, requestUrl, bytes.NewBuffer(reqBody))
+	if err != nil {
+		return
+	}
+	req.Header["Content-Type"] = []string{"application/json"}
+	req.Header["Authorization"] = []string{fmt.Sprintf("Bearer %s", accessToken)}
+	res, err := client.Do(req)
+	if err != nil {
+		return
+	}
+	if res.StatusCode != http.StatusOK {
+		handleError(res)
+	}
+	return
+}
+
+func setParams(systemParamsToUse SystemParams) (err error) {
+	serverNotAvailableIndex := 1
+	for i, server := range servers {
+		minutesNotAvailable := 0
+		if serverNotAvailableIndex == i {
+			minutesNotAvailable = systemParamsToUse.MinutesNotAvailable
+		}
+		requestUrl := fmt.Sprintf("%s://%s/setparams", httpString, server)
+		request := general.SetParamBody{
+			Packetloss:            systemParamsToUse.Packetloss,
+			UnavailableTill:       time.Now().Add(time.Duration(minutesNotAvailable) * time.Minute).Unix(),
+			Consensus:             systemParamsToUse.Consensus,
+			AuthentificationCheck: systemParamsToUse.AuthentificationCheck,
+			Signing:               systemParamsToUse.Signing,
+			Encryption:            systemParamsToUse.Encryption,
+		}
+		var reqBody []byte
+		reqBody, err = json.Marshal(request)
+		if err != nil {
+			return
+		}
+		client := &http.Client{Timeout: 10 * time.Second}
+		var req *http.Request
+		req, err = http.NewRequest(http.MethodGet, requestUrl, bytes.NewBuffer(reqBody))
+		if err != nil {
+			return
+		}
+		req.Header["Content-Type"] = []string{"application/json"}
+		var res *http.Response
+		res, err = client.Do(req)
+		if err != nil {
+			return
+		}
+		if res.StatusCode != http.StatusOK {
+			handleError(res)
+		}
+	}
+	return
+}
+
+func setUp(systemParamsToUse SystemParams) (err error) {
+	accessTokens = make(map[string]string)
+	err = createUsers(systemParamsToUse.Distribution)
+	if err != nil {
+		log.Printf("Error in User-Creation: %s", err)
+		return
+	}
+	// Create Room
+	err = createRoom(userIds[0])
+	if err != nil {
+		log.Printf("Error in Room-Creation: %s", err)
+		return
+	}
+
+	// Join to Room
+	err = joinRoom(userIds[1:])
+	if err != nil {
+		log.Printf("Error joining Room: %s", err)
+		return
+	}
+
+	err = setParams(systemParamsToUse)
+	return
+}
+
+func reset() (err error) {
+	roomId = ""
+	userIds = []string{}
+	accessTokens = make(map[string]string)
+	for _, server := range servers {
+		requestUrl := fmt.Sprintf("%s://%s/reset", httpString, server)
+		client := &http.Client{Timeout: 10 * time.Second}
+		var req *http.Request
+		req, err = http.NewRequest(http.MethodGet, requestUrl, bytes.NewBuffer(nil))
+		if err != nil {
+			return
+		}
+		req.Header["Content-Type"] = []string{"application/json"}
+		var res *http.Response
+		res, err = client.Do(req)
+		if err != nil {
+			return
+		}
+		if res.StatusCode != http.StatusOK {
+			handleError(res)
+		}
+	}
+	return
+}
+
+func createRoom(userId string) (err error) {
+	accessToken := accessTokens[userId]
+	requestUrl := fmt.Sprintf("%s://%s/_matrix/client/r0/createRoom", httpString, strings.Split(userId, ":")[1])
+	request := room.CreateRoomRequest{
+		Visibility:  "public",
+		Name:        "Testraum",
+		Topic:       "Raum für die Energieeffizienz-Tests",
+		RoomVersion: "1",
+		CreationContent: room.CreationContent{
+			Federated: true,
+		},
+		Preset:   "public_chat",
+		IsDirect: true,
+	}
+	reqBody, err := json.Marshal(request)
+	if err != nil {
+		return
+	}
+	client := &http.Client{Timeout: 10 * time.Second}
+	req, err := http.NewRequest(http.MethodPost, requestUrl, bytes.NewBuffer(reqBody))
+	if err != nil {
+		return
+	}
+	req.Header["Content-Type"] = []string{"application/json"}
+	req.Header["Authorization"] = []string{fmt.Sprintf("Bearer %s", accessToken)}
+	res, err := client.Do(req)
+	if err != nil {
+		return
+	}
+	if res.StatusCode != http.StatusOK {
+		handleError(res)
+	} else {
+		response := room.CreateRoomResponse{}
+		decoder := json.NewDecoder(res.Body)
+		err = decoder.Decode(&response)
+		if err != nil {
+			return
+		}
+		roomId = response.RoomId
+		log.Printf("Room created: %s", roomId)
+	}
+	return
+}
+
+func joinRoom(userIdsToJoin []string) (err error) {
+	for _, userId := range userIdsToJoin {
+		err = joinRoomUser(userId)
+		if err != nil {
+			return
+		}
+		//time.Sleep(time.Duration(1) * time.Second)
+	}
+	return
+}
+
+func joinRoomUser(userId string) (err error) {
+	log.Printf("Join %s to %s", userId, roomId)
+	accessToken := accessTokens[userId]
+	requestUrl := fmt.Sprintf("%s://%s/_matrix/client/r0/rooms/%s/join", httpString, strings.Split(userId, ":")[1], roomId)
+	request := room.JoinRoomUserRequest{}
+	reqBody, err := json.Marshal(request)
+	if err != nil {
+		return
+	}
+	client := &http.Client{Timeout: 10 * time.Second}
+	req, err := http.NewRequest(http.MethodPost, requestUrl, bytes.NewBuffer(reqBody))
+	if err != nil {
+		return
+	}
+	req.Header["Content-Type"] = []string{"application/json"}
+	req.Header["Authorization"] = []string{fmt.Sprintf("Bearer %s", accessToken)}
+	res, err := client.Do(req)
+	if err != nil {
+		return
+	}
+	if res.StatusCode != http.StatusOK {
+		handleError(res)
+	} else {
+		response := room.JoinRoomUserResponse{}
+		decoder := json.NewDecoder(res.Body)
+		err = decoder.Decode(&response)
+		if err != nil {
+			return
+		}
+		roomId = response.RoomId
+		log.Printf("%s joined Room", userId)
+	}
+	return
+}
+
+func createUsers(serverUserMap map[string][]string) (err error) {
+	for server, usersToCreate := range serverUserMap {
+		for _, userToCreate := range usersToCreate {
+			var userId string
+			var accessToken string
+			userId, accessToken, err = createUser(userToCreate, server)
+			if err != nil {
+				return
+			}
+			if userId != "" && accessToken != "" {
+				log.Printf("%s created - AccessToken: %s", userId, accessToken)
+				accessTokens[userId] = accessToken
+				userIds = append(userIds, userId)
+			}
+		}
+	}
+	return
+}
+
+func createUser(userToCreate string, homeserver string) (userId string, accessToken string, err error) {
+	requestUrl := fmt.Sprintf("%s://%s/_matrix/client/r0/register", httpString, homeserver)
+	request := user.RegisterRequest{
+		Auth: user.AuthentificationData{
+			LoginType: "m.login.password",
+		},
+		Username:   userToCreate,
+		Password:   "password",
+		DeviceName: fmt.Sprintf("%s's device", userToCreate),
+	}
+	reqBody, err := json.Marshal(request)
+	if err != nil {
+		return
+	}
+	client := &http.Client{Timeout: 10 * time.Second}
+	req, err := http.NewRequest(http.MethodPost, requestUrl, bytes.NewBuffer(reqBody))
+	if err != nil {
+		return
+	}
+	req.Header["Content-Type"] = []string{"application/json"}
+	res, err := client.Do(req)
+	if err != nil {
+		return
+	}
+	if res.StatusCode != http.StatusOK {
+		handleError(res)
+	} else {
+		response := user.RegisterResponse{}
+		decoder := json.NewDecoder(res.Body)
+		err = decoder.Decode(&response)
+		if err != nil {
+			return
+		}
+		userId = response.UserId
+		accessToken = response.AccessToken
+	}
+	return
+}
+
+func handleError(res *http.Response) {
+	utils.HandleHTTPError(res)
+}

workloadGenerator/workloadGenerator.go

@@ -1,209 +0,0 @@
-package workloadgenerator
-
-import (
-	"bytes"
-	"crypto/tls"
-	"encoding/json"
-	"fmt"
-	"log"
-	"net/http"
-	"strings"
-
-	"git.nutfactory.org/hoernschen/Matrix/entities/room"
-	"git.nutfactory.org/hoernschen/Matrix/entities/user"
-	"git.nutfactory.org/hoernschen/Matrix/utils"
-)
-
-var httpString = "http"
-var servers = []string{
-	"localhost",
-}
-
-var userIds []string
-var accessTokens map[string]string
-var roomId string
-
-var users = []string{
-	"user1",
-	"user2",
-	"user3",
-	"user4",
-	"user5",
-	"user6",
-}
-
-func main() {
-	http.DefaultTransport.(*http.Transport).TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
-	accessTokens = make(map[string]string)
-	err := createUsers()
-	if err != nil {
-		log.Printf("Error in User-Creation: %s", err)
-		return
-	}
-	// Create Room
-	err = createRoom(userIds[0])
-	if err != nil {
-		log.Printf("Error in Room-Creation: %s", err)
-		return
-	}
-
-	// Join to Room
-	err = joinRoom(userIds[1:])
-	if err != nil {
-		log.Printf("Error joining Room: %s", err)
-		return
-	}
-
-	// Send Messages with Timer
-}
-
-func reset() (err error) {
-	// TODO: Implement
-	return
-}
-
-func createRoom(userId string) (err error) {
-	accessToken := accessTokens[userId]
-	requestUrl := fmt.Sprintf("%s://%s/_matrix/client/r0/createRoom", httpString, strings.Split(userId, ":")[1])
-	request := room.CreateRoomRequest{
-		Visibility:  "public",
-		Name:        "Testraum",
-		Topic:       "Raum für die Energieeffizienz-Tests",
-		RoomVersion: "1",
-		CreationContent: room.CreationContent{
-			Federated: true,
-		},
-		Preset:   "public_chat",
-		IsDirect: true,
-	}
-	reqBody, err := json.Marshal(request)
-	if err != nil {
-		return
-	}
-	client := &http.Client{}
-	req, err := http.NewRequest(http.MethodPost, requestUrl, bytes.NewBuffer(reqBody))
-	if err != nil {
-		return
-	}
-	req.Header["Content-Type"] = []string{"application/json"}
-	req.Header["Authorization"] = []string{fmt.Sprintf("Bearer %s", accessToken)}
-	res, err := client.Do(req)
-	if res.StatusCode != http.StatusOK {
-		handleError(res)
-	} else {
-		response := room.CreateRoomResponse{}
-		decoder := json.NewDecoder(res.Body)
-		err = decoder.Decode(&response)
-		if err != nil {
-			return
-		}
-		roomId = response.RoomId
-		log.Printf("Room created: %s", roomId)
-	}
-	return
-}
-
-func joinRoom(userIdsToJoin []string) (err error) {
-	for _, userId := range userIdsToJoin {
-		err = joinRoomUser(userId)
-		if err != nil {
-			return
-		}
-	}
-	return
-}
-
-func joinRoomUser(userId string) (err error) {
-	accessToken := accessTokens[userId]
-	requestUrl := fmt.Sprintf("%s://%s/_matrix/client/r0/rooms/%s/join", httpString, strings.Split(userId, ":")[1], roomId)
-	request := room.JoinRoomUserRequest{}
-	reqBody, err := json.Marshal(request)
-	if err != nil {
-		return
-	}
-	client := &http.Client{}
-	req, err := http.NewRequest(http.MethodPost, requestUrl, bytes.NewBuffer(reqBody))
-	if err != nil {
-		return
-	}
-	req.Header["Content-Type"] = []string{"application/json"}
-	req.Header["Authorization"] = []string{fmt.Sprintf("Bearer %s", accessToken)}
-	res, err := client.Do(req)
-	if res.StatusCode != http.StatusOK {
-		handleError(res)
-	} else {
-		response := room.JoinRoomUserResponse{}
-		decoder := json.NewDecoder(res.Body)
-		err = decoder.Decode(&response)
-		if err != nil {
-			return
-		}
-		roomId = response.RoomId
-		log.Printf("%s joined Room", userId)
-	}
-	return
-}
-
-func createUsers() (err error) {
-	for _, userToCreate := range users {
-		var userId string
-		var accessToken string
-		userId, accessToken, err = createUser(userToCreate, "localhost")
-		if err != nil {
-			return
-		}
-		if userId != "" && accessToken != "" {
-			log.Printf("%s: %s", userId, accessToken)
-			accessTokens[userId] = accessToken
-			userIds = append(userIds, userId)
-		}
-	}
-	return
-}
-
-func createUser(userToCreate string, homeserver string) (userId string, accessToken string, err error) {
-	requestUrl := fmt.Sprintf("%s://%s/_matrix/client/r0/register", httpString, homeserver)
-	request := user.RegisterRequest{
-		Auth: user.AuthentificationData{
-			LoginType: "m.login.password",
-		},
-		Username:   userToCreate,
-		Password:   "password",
-		DeviceName: fmt.Sprintf("%s's device", userToCreate),
-	}
-	reqBody, err := json.Marshal(request)
-	if err != nil {
-		return
-	}
-	client := &http.Client{}
-	req, err := http.NewRequest(http.MethodPost, requestUrl, bytes.NewBuffer(reqBody))
-	if err != nil {
-		return
-	}
-	req.Header["Content-Type"] = []string{"application/json"}
-	res, err := client.Do(req)
-	if res.StatusCode != http.StatusOK {
-		handleError(res)
-	} else {
-		response := user.RegisterResponse{}
-		decoder := json.NewDecoder(res.Body)
-		err = decoder.Decode(&response)
-		if err != nil {
-			return
-		}
-		userId = response.UserId
-		accessToken = response.AccessToken
-	}
-	return
-}
-
-func handleError(res *http.Response) {
-	response := utils.ErrorResponse{}
-	decoder := json.NewDecoder(res.Body)
-	err := decoder.Decode(&response)
-	if err != nil {
-		log.Printf("Error not parseable")
-		return
-	}
-	log.Printf("%s (%s)", response.ErrorMessage, response.ErrorCode)
-}