Scenario test

.gitignore

@@ -5,8 +5,8 @@
 
 gradle.properties
 
-chaincli
-smccli
+*/chaincli
+*/smccli
 
 profile.cov
 report.json

server/Makefile

@@ -1,4 +1,4 @@
-.PHONY: all tidy generate lint vet test coverage pushdoc
+.PHONY: all tidy build install lint vet test coverage
 
 # Default "make" target to check locally that everything is ok, BEFORE pushing remotely
 all: lint vet test build
@@ -26,6 +26,13 @@ build: tidy
 	# Building executable
 	@go build ./smc/smccli
 	@go build ./blockchain/chaincli
+	@go build ./registration
+
+install: tidy
+	# Building executable
+	@go install ./smc/smccli
+	@go install ./blockchain/chaincli
+	@go install ./registration
 
 coverage: tidy
 	# Test and generate a coverage output usable by sonarcloud

server/blockchain/web/action.go

@@ -0,0 +1,162 @@
+package web
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+
+	"github.com/gorilla/mux"
+	"go.dedis.ch/dela"
+	"go.dedis.ch/dela/cli/node"
+	"go.dedis.ch/dela/mino/proxy"
+	"go.dedis.ch/kyber/v3/suites"
+
+	"golang.org/x/xerrors"
+)
+
+// suite is the Kyber suite for Pedersen.
+var suite = suites.MustFind("Ed25519")
+
+const separator = ":"
+const malformedEncoded = "malformed encoded: %s"
+
+// RegisterAction is an action to register the HTTP handlers
+//
+// - implements node.ActionTemplate
+type RegisterAction struct{}
+
+// Execute implements node.ActionTemplate. It registers the handlers using the
+// default proxy from the the injector.
+func (a *RegisterAction) Execute(ctx node.Context) error {
+	var p proxy.Proxy
+	err := ctx.Injector.Resolve(&p)
+	if err != nil {
+		return xerrors.Errorf("failed to resolve proxy: %v", err)
+	}
+
+	router := mux.NewRouter()
+
+	s := &secretHandler{&ctx}
+	router.HandleFunc("/secret", s.addSecret).Methods("POST")
+	router.HandleFunc("/secret/list", s.listSecrets).Methods("GET")
+	router.HandleFunc("/secret", s.getSecret).Methods("GET")
+	router.HandleFunc("/secret/reveal", s.revealSecret).Methods("POST")
+
+	router.NotFoundHandler = http.HandlerFunc(notFoundHandler)
+	router.MethodNotAllowedHandler = http.HandlerFunc(notAllowedHandler)
+
+	p.RegisterHandler("/secret/", router.ServeHTTP)
+
+	dela.Logger.Info().Msg("proxy handlers registered")
+
+	return nil
+}
+
+type DocID []byte
+
+// a secretData is a struct to hold the secret data: the document ID and the
+// encrypted key to access the document
+type secretData struct {
+	docID        DocID  `json:"docid"`
+	encryptedKey string `json:"secret"`
+}
+
+type secretHandler struct {
+	ctx *node.Context
+}
+
+// addSecret adds a new secret in the blockchain
+func (s *secretHandler) addSecret(w http.ResponseWriter, r *http.Request) {
+	ctx := *(s.ctx)
+
+	// Decode the request
+	var sec secretData
+	err := json.NewDecoder(r.Body).Decode(&sec)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	// add the secret to the blockchain
+	// the secret is added to the blockchain with the document ID as the key
+	// and the encrypted key as the value
+	// TODO add it to the blockchain
+	dela.Logger.Info().Msgf("secret added to the blockchain: ID=%v secret=%v", sec.docID,
+		sec.encryptedKey)
+}
+
+// listSecrets lists all secrets in the blockchain
+func (s *secretHandler) listSecrets(w http.ResponseWriter, r *http.Request) {
+	ctx := *(s.ctx)
+
+	// list all secrets from the blockchain
+
+}
+
+// getSecret gets a secret from the blockchain
+func (s *secretHandler) getSecret(w http.ResponseWriter, r *http.Request) {
+	ctx := *(s.ctx)
+
+	// Decode the request
+	var id DocID
+	err := json.NewDecoder(r.Body).Decode(&id)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+
+	// get the secret from the blockchain
+	// TODO
+
+}
+
+// -----------------------------------------------------------------------------
+// Helper functions
+
+// HTTPError defines the standard error format
+type HTTPError struct {
+	Title   string
+	Code    uint
+	Message string
+	Args    map[string]interface{}
+}
+
+// notFoundHandler defines a generic handler for 404
+func notFoundHandler(w http.ResponseWriter, r *http.Request) {
+	err := HTTPError{
+		Title:   "Not found",
+		Code:    http.StatusNotFound,
+		Message: "The requested endpoint was not found",
+		Args: map[string]interface{}{
+			"url":    r.URL.String(),
+			"method": r.Method,
+		},
+	}
+
+	buf, _ := json.MarshalIndent(&err, "", "  ")
+
+	w.Header().Set("Content-Type", "application/json; charset=utf-8")
+	w.Header().Set("X-Content-Type-Options", "nosniff")
+	w.WriteHeader(http.StatusNotFound)
+	fmt.Fprintln(w, string(buf))
+}
+
+// notAllowedHandler degines a generic handler for 405
+func notAllowedHandler(w http.ResponseWriter, r *http.Request) {
+	err := HTTPError{
+		Title:   "Not allowed",
+		Code:    http.StatusMethodNotAllowed,
+		Message: "The requested endpoint was not allowed",
+		Args: map[string]interface{}{
+			"url":    r.URL.String(),
+			"method": r.Method,
+		},
+	}
+
+	buf, _ := json.MarshalIndent(&err, "", "  ")
+
+	w.Header().Set("Content-Type", "application/json; charset=utf-8")
+	w.Header().Set("X-Content-Type-Options", "nosniff")
+	w.WriteHeader(http.StatusMethodNotAllowed)
+	fmt.Fprintln(w, string(buf))
+}

server/smc/smccli/sproxy/sproxy.go → server/blockchain/web/web.go

@@ -1,4 +1,4 @@
-package sproxy
+package web
 
 import (
 	"os"
@@ -15,7 +15,7 @@ import (
 var defaultRetry = 10
 var proxyFac func(string) proxy.Proxy = http.NewHTTP
 
-const defaultProxyAddr = "127.0.0.1:0"
+const defaultProxyAddr = "127.0.0.1:3003"
 
 // NewController returns a new controller initializer
 func NewController() node.Initializer {
@@ -41,7 +41,7 @@ func (m controller) SetCommands(builder node.Builder) {
 
 // OnStart implements node.Initializer. It creates and registers a pedersen DKG.
 func (m controller) OnStart(ctx cli.Flags, inj node.Injector) error {
-	dela.Logger.Info().Msg("Installing SMC proxy")
+	dela.Logger.Info().Msg("Installing Blockchain proxy")
 
 	proxyAddr := ctx.String("proxyaddr")
 

server/registration/config/config.json

@@ -5,5 +5,5 @@
     "admin_name": "admin",
     "admin_password": "admin",
     "user_port": 3000,
-    "admin_port": 4000
+    "admin_port": 3001
 }

server/registration/database/mongodb/dbtypes.go

@@ -4,8 +4,7 @@ package mongodb
 type Document struct {
 	Name       string `bson:"name"`
 	Passport   string `bson:"passport"`
-	Role       uint   `bson:"role"`
+	Role       uint64 `bson:"role"`
 	Picture    []byte `bson:"picture"`
-	Hash       []byte `bson:"hash"`
 	Registered bool   `bson:"registered"`
 }

server/registration/database/mongodb/mongodb.go

@@ -1,7 +1,6 @@
 package mongodb
 
 import (
-	"bytes"
 	"context"
 	"errors"
 
@@ -42,7 +41,6 @@
 		Passport:   data.Passport,
 		Role:       data.Role,
 		Picture:    data.Picture,
-		Hash:       data.Hash,
 		Registered: false,
 	}
 
@@ -73,7 +71,7 @@
 
 // Read reads a document from the DB
 // it is used to get the registered value of a document
 func (d dbAccess) Read(id registry.RegistrationID, hash []byte) (
 	*registry.RegistrationData,
 	error,
 ) {
@@ -86,12 +84,6 @@
 		return nil, err
 	}
 
-	if hash != nil {
-		if !bytes.Equal(hash, doc.Hash) {
-			return nil, errors.New("hashes do not match")
-		}
-	}
-
 	data := registry.RegistrationData{
 		Name:       doc.Name,
 		Passport:   doc.Passport,
@@ -115,10 +107,6 @@
 		return err
 	}
 
-	if !bytes.Equal(reg.Hash, doc.Hash) {
-		return errors.New("hashes do not match")
-	}
-
 	result, err := d.client.Database("registration").Collection("documents").UpdateOne(context.Background(),
 		id, reg)
 	if err != nil {
@@ -133,7 +121,7 @@
 }
 
 // Delete updates a document in the DB
 func (d dbAccess) Delete(id registry.RegistrationID, hash []byte) error {
 	var doc Document
 
 	err := d.client.Database("registration").Collection("documents").FindOne(context.Background(),
@@ -142,10 +130,6 @@
 		return err
 	}
 
-	if !bytes.Equal(hash, doc.Hash) {
-		return errors.New("hashes do not match")
-	}
-
 	result, err := d.client.Database("registration").Collection("documents").DeleteOne(context.Background(),
 		id)
 	if err != nil {

server/registration/registry/crud/crud.go

@@ -34,8 +34,6 @@
 		return
 	}
 
-	log.Println(fileHeader)
-
 	picData := make([]byte, fileHeader.Size)
 	_, err = picture.Read(picData)
 	if err != nil {
@@ -48,14 +46,11 @@
 		return
 	}
 
-	hash := r.FormValue("hash")
-
 	regData := &registry.RegistrationData{
 		Name:       name,
 		Passport:   passport,
-		Role:       uint(role),
+		Role:       role,
 		Picture:    picData,
-		Hash:       []byte(hash),
 		Registered: false,
 	}
 
@@ -116,7 +111,7 @@
 }
 
 // UpdateDocument translates the http request to update a document in the database
 func UpdateDocument(w http.ResponseWriter, r *http.Request, db database.Database, registered bool) {
 	id := r.URL.Query().Get("id")
 	if id == "" {
 		w.WriteHeader(http.StatusBadRequest)
@@ -151,7 +146,6 @@
 		}
 		return
 	}
-	hash := r.FormValue("hash")
 
 	log.Println(fileHeader)
 
@@ -168,12 +162,10 @@
 	}
 
 	regData := &registry.RegistrationData{
-		Name:       name,
-		Passport:   passport,
-		Role:       uint(role),
-		Picture:    picData,
-		Hash:       []byte(hash),
-		Registered: registered,
+		Name:     name,
+		Passport: passport,
+		Role:     role,
+		Picture:  picData,
 	}
 
 	err = db.Update(registrationID, regData)

server/registration/registry/registry.go

@@ -4,15 +4,22 @@ package registry
 type RegistrationData struct {
 	Name       string `json:"name"`
 	Passport   string `json:"passport"`
-	Role       uint   `json:"role"`
 	Picture    []byte `json:"picture"`
-	Hash       []byte `json:"hash"`
+	Role       uint64 `json:"role"`
 	Registered bool   `json:"registered"`
 }
 
-type DocID []byte
+// EncryptedData contains the above encrypted data for a registration
+// and a flag to indicate if the data has been successfully registered
+type EncryptedData struct {
+	Name       []byte `json:"name"`
+	Passport   []byte `json:"passport"`
+	Picture    []byte `json:"picture"`
+	Role       []byte `json:"role"`
+	Registered []byte `json:"registered"`
+}
 
 // RegistrationID contains the reference to the document in the database
 type RegistrationID struct {
-	ID DocID `json:"doc_id"`
+	ID []byte `json:"doc_id"`
 }

server/scripts/setup.sh

@@ -20,19 +20,22 @@ command -v tmux >/dev/null 2>&1 || { echo >&2 "tmux is not on your PATH!"; exit
 tmux list-sessions 2>/dev/null | rg "^${S}" && { echo -e ${RED}"A session with the same name (${S}) already exists and will be destroyed${NC}"; tmux kill-session -t ${S};}
 
 echo -e "Create a tmux detached session: ${S} with a window 'chain'"
-tmux new-session -s ${S} -n chain -d
+tmux new-session -s ${S} -n blockchain -d
+echo -e "Create a tmux window 'registry' in the session ${S}"
+tmux new-window -t ${S} -n registry
 echo -e "Create a tmux window 'smc' in the session ${S}"
 tmux new-window -t ${S} -n smc
 
-./start_chain.sh -t ${L} -s ${S} -w chain
-./start_smc.sh -t ${L} -s ${S} -w smc
+./start_chain.sh -t ${L}
+./start_registry.sh -t ${L}
+./start_smc.sh -t ${L}
 tmux send-keys -t ${S}:smc.0 "./publish_roster.sh" C-m
 
 # attach to session
 tmux select-pane -t ${S}:smc.0
 tmux send-keys -t ${S}:smc.0 "# TMUX MINI CHEAT SHEET" C-m
 tmux send-keys -t ${S}:smc.0 "# Use 'tmux lscm' to list tmux commands" C-m
-tmux send-keys -t ${S}:smc.0 "# Use 'Ctrl+B N (or P)' for next (previous) window" C-m
+tmux send-keys -t ${S}:smc.0 "# Use 'Ctrl+B N (or P)' for next (or previous) window" C-m
 tmux send-keys -t ${S}:smc.0 "# Use 'Ctrl+B <arrow>' to select pane" C-m
 tmux send-keys -t ${S}:smc.0 "# './teardown.sh' to clean this tmux session" C-m
 tmux attach -t ${S}