Merge branch 'user_registration' into 'master'

User registration front + back end

See merge request murphg62/2023-ca400-murphg62-byrnm257!12

src/PanoptesFrontend/Pages/Register.razor

@@ -1,6 +1,7 @@
 @page "/account/register"
 @using PanoptesFrontend.Data.Account;
 @using PanoptesFrontend.Services;
+@using System.Text.Json;
 @inject IAccountService AccountService
 
 
@@ -33,6 +34,8 @@
     private async void OnValidSubmit()
     {
         Console.WriteLine("Method called");
+        var user = JsonSerializer.Serialize(model);
+        Console.WriteLine(user);
         await AccountService.Register(model);
     }
 }

src/PanoptesFrontend/PanoptesFrontend.csproj

@@ -8,10 +8,12 @@
 
   <ItemGroup>
     <PackageReference Include="Blazor-ApexCharts" Version="0.9.20-beta" />
+    <PackageReference Include="Blazored.LocalStorage" Version="4.3.0" />
     <PackageReference Include="Bunit" Version="1.19.14" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.5.0" />
     <PackageReference Include="Moq" Version="4.18.4" />
     <PackageReference Include="xunit" Version="2.4.2" />
+
   </ItemGroup>
 
 </Project>

src/PanoptesFrontend/Program.cs

@@ -1,6 +1,7 @@
 using Microsoft.AspNetCore.Components;
 using Microsoft.AspNetCore.Components.Web;
 using PanoptesFrontend.Services;
+using Blazored.LocalStorage;
 
 var builder = WebApplication.CreateBuilder(args);
 
@@ -8,8 +9,9 @@ var builder = WebApplication.CreateBuilder(args);
 builder.Services.AddRazorPages();
 builder.Services.AddServerSideBlazor();
 builder.Services.AddHttpClient();
-builder.Services.AddSingleton<IHttpService, HttpService>();
+builder.Services.AddScoped<IHttpService, HttpService>();
-builder.Services.AddSingleton<IAccountService, AccountService>();
+builder.Services.AddScoped<IAccountService, AccountService>();
+builder.Services.AddBlazoredLocalStorage();
 
 var app = builder.Build();
 

src/PanoptesFrontend/Services/AccountService.cs

@@ -1,8 +1,7 @@
 using PanoptesFrontend.Data.Account;
 using PanoptesFrontend.Data;
-using Microsoft.AspNetCore.Components;
+using Blazored.LocalStorage;
-using System.Collections.Generic;
+using System.Text.Json;
-using System.Threading.Tasks;
 
 namespace PanoptesFrontend.Services;
 
@@ -17,24 +16,30 @@ public interface IAccountService
 public class AccountService : IAccountService
 {
     private IHttpService httpService;
+    private ILocalStorageService localStorage;
 
-    public AccountService(IHttpService httpService) {
+    public AccountService(IHttpService httpService, ILocalStorageService localStorage) {
         this.httpService = httpService;
+        this.localStorage = localStorage;
     }
 
 
     public async Task Register(AddUser model){
-        // endpoint doesnt exist yet
+        await httpService.PostAsync("http://localhost:10000/user/register", model);
-        await httpService.PostAsync("http://localhost:8080/user/register", model);
     }
 
     public async Task Login(LoginUser model){
-        // endpoint doesnt exist yet
+        var response = await httpService.PostAsync("http://localhost:10000/user/login", model);
-        await httpService.PostAsync("http://localhost:8080/user/authenticate", model);
+        
+        var jsonDoc = JsonDocument.Parse(response);
+        var token = jsonDoc.RootElement.GetProperty("token").GetString();
+
+        // Save the JWT token to local storage
+        await localStorage.SetItemAsync("authToken", token);
     }
 
     public async Task Logout(User model){
-        // endpoint doesnt exist yet
+        await httpService.PostAsync("http://localhost:10000/user/logout", model);
-        await httpService.PostAsync("http://localhost:8080/user/logout", model);
+        await localStorage.RemoveItemAsync("authToken");
     }
 }

src/PanoptesFrontend/Services/HttpService.cs

@@ -8,7 +8,7 @@ using System.Text.Json;
 public interface IHttpService
 {
     Task<T> GetAsync<T>(string endpoint);
-    Task<HttpStatusCode> PostAsync(string endpoint, object value);
+    Task<string> PostAsync(string endpoint, object value);
 }
 
 public class HttpService : IHttpService {
@@ -32,11 +32,9 @@ public class HttpService : IHttpService {
         }
     }
 
-    public async Task<HttpStatusCode> PostAsync(string endpoint, object value){
+    public async Task<string> PostAsync(string endpoint, object value){
-        var request = await httpClient.PostAsJsonAsync(endpoint, value);
+        var response = await httpClient.PostAsJsonAsync(endpoint, value);
-
+        response.EnsureSuccessStatusCode();
-        request.EnsureSuccessStatusCode();
+        return await response.Content.ReadAsStringAsync();
-
-        return request.StatusCode;
     }
 }

src/backend/cmd/main.go

@@ -3,11 +3,13 @@ package main
 import (
 
 	"database/sql"
-	"encoding/json"
+	_"encoding/json"
 	"fmt"
 	"io/ioutil"
 	"log"
 	"net/http"
+	"github.com/dgrijalva/jwt-go"
+	"golang.org/x/crypto/bcrypt"
 
     "github.com/labstack/echo/v4"
 	"gitlab.computing.dcu.ie/murphg62/2023-ca400-murphg62-byrnm257/src/backend/pkg/database"
@@ -23,6 +25,7 @@ const (
 )
 
 var db, err = database.ConnectDB(host, port, user, password, dbname)
+var jwtSecret = []byte("fAHr+Hlho9qhCePEuMxLVG2i/1tiEqtocAWkcYRJx0s=")
 
 type Schema struct {
 	Name string `json:"Name"`
@@ -35,6 +38,11 @@ type Module struct {
 	Container string `json:"Container"`
 }
 
+type User struct {
+    Username  string `json:"Username"`
+    Password string `json:"Password"`
+}
+
 
 func homePage(c echo.Context) error {
 	return c.String(http.StatusOK, "Welcome to the home page!")
@@ -80,44 +88,131 @@ func getStats(c echo.Context) error {
 }
 
 
-func GetModules(db *sql.DB) http.HandlerFunc{
+func GetModules(db *sql.DB) echo.HandlerFunc {
-	return func(w http.ResponseWriter, r *http.Request) {
+    return func(c echo.Context) error {
-		if r.Method == "GET" {
+        modules := make([]Module, 0)
-			var Modules []Module
+        rows, err := db.Query("SELECT name, container_name FROM Module")
-			rows, err := db.Query("Select name, container_name FROM Module")
         if err != nil {
-				panic(err)
+            return err
         }
         defer rows.Close()
 
         for rows.Next() {
             var module Module
             if err := rows.Scan(&module.Name, &module.Container); err != nil {
-					panic(err)
+                return err
             }
-				Modules = append(Modules, module)
+            modules = append(modules, module)
         }
 
-			w.Header().Set("Content-Type", "application/json")
+        return c.JSON(http.StatusOK, modules)
-			if err := json.NewEncoder(w).Encode(Modules); err != nil {
-				http.Error(w, err.Error(), http.StatusInternalServerError)
-			}
-		}
     }
 }
 
+func RegisterUser(db *sql.DB) echo.HandlerFunc {
+    return func(c echo.Context) error {
+        user := new(User)
+        if err := c.Bind(user); err != nil {
+            return err
+        }
+
+        // Check if user already exists
+        var count int
+        if err := db.QueryRow("SELECT COUNT(*) FROM users WHERE name = $1", user.Username).Scan(&count); err != nil {
+            return err
+        }
+        if count > 0 {
+            return c.JSON(http.StatusBadRequest, map[string]string{"error": "Username already in use"})
+        }
+
+        // Hash password
+        hashedPassword, err := bcrypt.GenerateFromPassword([]byte(user.Password), bcrypt.DefaultCost)
+        if err != nil {
+            return err
+        }
+
+        // Insert new user into database
+        _, err = db.Exec("INSERT INTO users(name, password) VALUES ($1, $2)", user.Username, string(hashedPassword))
+        if err != nil {
+            return err
+        }
+
+        return c.JSON(http.StatusOK, map[string]string{"message": "User created"})
+    }
+}
+
+
+func LoginUser(db *sql.DB, jwtSecret []byte) echo.HandlerFunc {
+    return func(c echo.Context) error {
+        login := new(User)
+        if err := c.Bind(login); err != nil {
+            return err
+        }
+
+        // Check if user exists
+        var user User
+        if err := db.QueryRow("SELECT name, password FROM users WHERE name = $1", login.Username).Scan(&user.Username, &user.Password); err != nil {
+            if err == sql.ErrNoRows {
+                return c.JSON(http.StatusBadRequest, map[string]string{"error": "Invalid username or password"})
+            }
+            return err
+        }
+
+		if err := bcrypt.CompareHashAndPassword([]byte(user.Password), []byte(login.Password)); err != nil {
+			return c.JSON(http.StatusBadRequest, map[string]string{"error": "Invalid username or password"})
+		}
+
+        // Generate JWT token
+        token := jwt.New(jwt.SigningMethodHS256)
+        claims := token.Claims.(jwt.MapClaims)
+        claims["name"] = user.Username
+        tokenString, err := token.SignedString(jwtSecret)
+        if err != nil {
+            return err
+        }
+
+        return c.JSON(http.StatusOK, map[string]string{"token": tokenString})
+    }
+}
+
+func LogoutUser() echo.HandlerFunc {
+    return func(c echo.Context) error {
+        // Clear JWT token cookie
+        cookie := &http.Cookie{
+            Name:     "jwt",
+            Value:    "",
+            HttpOnly: true,
+            Path:     "/",
+        }
+        http.SetCookie(c.Response().Writer, cookie)
+
+        return c.NoContent(http.StatusOK)
+    }
+}
+
+
 func main() {
     if err != nil {
         panic(err)
     }
     db.Exec(`CREATE TABLE IF NOT EXISTS Module (
                     name VARCHAR(64),
-                    container_name VARCHAR(64)
+                    container_name VARCHAR(64));
-             )`)
+
+			CREATE TABLE IF NOT EXISTS users (
+					id SERIAL PRIMARY KEY,
+					name VARCHAR(64) UNIQUE NOT NULL,
+					password VARCHAR(255) NOT NULL
+					)
+			`)
     e := echo.New()
     e.GET("/", homePage)
     e.GET("/:container/schema", getSchema)
     e.GET("/:container/stats", getStats)
+	e.GET("/modules", GetModules(db))
+	e.POST("/user/register", RegisterUser(db))
+	e.POST("/user/login", LoginUser(db, jwtSecret))
+	e.POST("/user/logout", LogoutUser())
     e.Logger.Fatal(e.Start(":10000"))
 	defer db.Close()
 }

src/backend/go.mod

@@ -12,15 +12,16 @@ require (
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/dgrijalva/jwt-go v3.2.0+incompatible // indirect
-	gopkg.in/yaml.v3 v3.0.1 // indirect
 	github.com/labstack/gommon v0.4.0 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.17 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
 	github.com/valyala/fasttemplate v1.2.2 // indirect
-	golang.org/x/crypto v0.6.0 // indirect
+	golang.org/x/crypto v0.8.0 // indirect
-	golang.org/x/net v0.7.0 // indirect
+	golang.org/x/net v0.9.0 // indirect
-	golang.org/x/sys v0.5.0 // indirect
+	golang.org/x/sys v0.7.0 // indirect
-	golang.org/x/text v0.7.0 // indirect
+	golang.org/x/text v0.9.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

src/backend/go.sum

@@ -2,8 +2,9 @@ github.com/DATA-DOG/go-sqlmock v1.5.0 h1:Shsta01QNfFxHCfpW6YH2STWB0MudeXXEWMr20O
 github.com/DATA-DOG/go-sqlmock v1.5.0/go.mod h1:f/Ixk793poVmq4qj/V1dPUg2JEAKC73Q5eFN3EC/SaM=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
-github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/dgrijalva/jwt-go v3.2.0+incompatible h1:7qlOGliEKZXTDg6OTjfoBKDXWrumCAMpl/TFQ4/5kLM=
+github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
 github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI=
 github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=
 github.com/labstack/echo/v4 v4.10.2 h1:n1jAhnq/elIFTHr1EYpiYtyKgx4RW9ccVgkqByZaN2M=
@@ -12,22 +13,6 @@ github.com/labstack/gommon v0.4.0 h1:y7cvthEAEbU0yHOf4axH8ZG2NH8knB9iNSoTO8dyIk8
 github.com/labstack/gommon v0.4.0/go.mod h1:uW6kP17uPlLJsD3ijUYn3/M5bAxtlZhMI6m3MFxTMTM=
 github.com/lib/pq v1.10.8 h1:3fdt97i/cwSU83+E0hZTC/Xpc9mTZxc6UWSCRcSbxiE=
 github.com/lib/pq v1.10.8/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
-github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
-github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
-github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
-github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
-github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
-github.com/stretchr/testify v1.8.2 h1:+h33VjcLVPDHtOdpUCuF+7gSuG3yGIftsP1YvFihtJ8=
-github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
-golang.org/x/mod v0.8.0 h1:LUYupSeNrTNCGzR/hVBk2NHZO4hXcVaW1k4Qx7rjPx8=
-golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
-gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 github.com/mattn/go-colorable v0.1.11/go.mod h1:u5H1YNBxpqRaxsYJYSkiCWKzEfiAb1Gb520KVy5xxl4=
 github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
 github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
@@ -35,9 +20,16 @@ github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27k
 github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
 github.com/mattn/go-isatty v0.0.17 h1:BTarxUcIeDqL27Mc+vyvdWYSL28zpIhv3RoTdsLMPng=
 github.com/mattn/go-isatty v0.0.17/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
+github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
+github.com/stretchr/testify v1.8.2 h1:+h33VjcLVPDHtOdpUCuF+7gSuG3yGIftsP1YvFihtJ8=
+github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
 github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
 github.com/valyala/fasttemplate v1.2.1/go.mod h1:KHLXt3tVN2HBp8eijSv/kGJopbvo7S+qRAEEKiv+SiQ=
@@ -45,18 +37,29 @@ github.com/valyala/fasttemplate v1.2.2 h1:lxLXG0uE3Qnshl9QyaK6XJxMXlQZELvChBOCmQ
 github.com/valyala/fasttemplate v1.2.2/go.mod h1:KHLXt3tVN2HBp8eijSv/kGJopbvo7S+qRAEEKiv+SiQ=
 golang.org/x/crypto v0.6.0 h1:qfktjS5LUO+fFKeJXZ+ikTRijMmljikvG68fpMMruSc=
 golang.org/x/crypto v0.6.0/go.mod h1:OFC/31mSvZgRz0V1QTNCzfAI1aIRzbiufJtkMIlEp58=
+golang.org/x/crypto v0.8.0 h1:pd9TJtTueMTVQXzk8E2XESSMQDj/U7OUu0PqJqPXQjQ=
+golang.org/x/crypto v0.8.0/go.mod h1:mRqEX+O9/h5TFCrQhkgjo2yKi0yYA+9ecGkdQoHrywE=
 golang.org/x/mod v0.8.0 h1:LUYupSeNrTNCGzR/hVBk2NHZO4hXcVaW1k4Qx7rjPx8=
 golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
 golang.org/x/net v0.7.0 h1:rJrUqqhjsgNp7KqAIc25s9pZnjU7TUcSY7HcVZjdn1g=
 golang.org/x/net v0.7.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
+golang.org/x/net v0.9.0 h1:aWJ/m6xSmxWBx+V0XRHTlrYrPG56jKsLdTFmsSsCzOM=
+golang.org/x/net v0.9.0/go.mod h1:d48xBJpPfHeWQsugry2m+kC02ZBRGRgulfHnEXEuWns=
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20210927094055-39ccf1dd6fa6/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211103235746-7861aae1554b/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0 h1:MUK/U/4lj1t1oPg0HfuXDN/Z1wv31ZJ/YcPiGccS4DU=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.7.0 h1:3jlCCIQZPdOYu1h8BkNvLz8Kgwtae2cagcG/VamtZRU=
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 golang.org/x/text v0.7.0 h1:4BRB4x83lYWy72KwLD/qYDuTu7q9PjSagHvijDw7cLo=
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