Fixing the broken

.vscode/extensions.json

@@ -0,0 +1,5 @@
+{
+    "recommendations": [
+        "foxundermoon.shell-format"
+    ]
+}

challenges-sample/the-varsity/challenge-checker/app.py

@@ -158,7 +158,8 @@ def check_route():
             result["status"] = status
         except Exception as e:
             logging.error(f"Error checking challenge: {str(e)}")
-            result["error"] = str(e)
+            # result["error"] = str(e)
+            result["status"] = 0
         results["data"].append(result)
     return jsonify(results)
 

challenges-sample/the-varsity/challenge-checker/chall_checker.py

@@ -6,7 +6,7 @@ def check_challenge(url):
     result = {}
 
     register_response = requests.post(
-        url + "register", json={"username": "something", "voucher": ""}
+        url + "register", json={"username": "something", "voucher": ""}, timeout=2
     )
 
     # Check if the request was successful (status code 200)
@@ -31,7 +31,7 @@ def check_challenge(url):
     article_data = {"issue": "5"}
 
     article_response = requests.post(
-        url + "article", json=article_data, headers=article_headers
+        url + "article", json=article_data, headers=article_headers, timeout=2
     )
 
     if article_response.status_code == 200:

config.sample.toml

@@ -1,6 +1,6 @@
-kubeconfig = ""
+kubeconfig = "/home/darkhood148/.kube/config"
 kubehost = "0.0.0.0"
-backendurl = "http://10.25.1.15:15528"
+backendurl = "http://10.25.1.15:3000"
 kubenamespace = "default"
 timeout = 20 # in seconds
 
@@ -19,7 +19,7 @@ templated_manifests = [
 
 [services.api]
 host = "0.0.0.0"
-port = 15528
+port = 3000
 
 [teamvm]
 teampodname = "katana-team-master-pod"

go.mod

@@ -9,6 +9,7 @@ require (
 	github.com/go-sql-driver/mysql v1.7.1
 	github.com/gofiber/fiber/v2 v2.48.0
 	github.com/golang-jwt/jwt v3.2.2+incompatible
+	github.com/golang-jwt/jwt/v4 v4.5.0
 	github.com/mholt/archiver/v3 v3.5.1
 	github.com/op/go-logging v0.0.0-20160315200505-970db520ece7
 	github.com/sirupsen/logrus v1.9.3

go.sum

@@ -89,6 +89,8 @@ github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69
 github.com/golang-jwt/jwt v3.2.2+incompatible h1:IfV12K8xAKAnZqdXVzCZ+TOjboZ2keLg81eXfW3O+oY=
 github.com/golang-jwt/jwt v3.2.2+incompatible/go.mod h1:8pz2t5EyA70fFQQSrl6XZXzqecmYZeUEB8OUGHkxJ+I=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
+github.com/golang-jwt/jwt/v4 v4.5.0 h1:7cYmW1XlMY7h7ii7UhUyChSgS5wUJEnm9uZVTGqOWzg=
+github.com/golang-jwt/jwt/v4 v4.5.0/go.mod h1:m21LjoU+eqJr34lmDMbreY2eSTRJ1cv77w39/MY0Ch0=
 github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da h1:oI5xCqsCo564l8iNU+DwB5epxmsaqB+rhGL0m5jtYqE=
 github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
 github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=

lib/deployment/deployment.go

@@ -115,8 +115,10 @@ func DeployCluster(kubeconfig *rest.Config, kubeclientset *kubernetes.Clientset)
 
 	clientset, _ := utils.GetKubeClient()
 
-	nodes, _ := utils.GetNodes(clientset)
-
+	nodes, err := utils.GetNodes(clientset)
+	if err != nil {
+		log.Println(err)
+	}
 	deploymentConfig.NodeAffinityValue = nodes[0].Name
 
 	for _, m := range clusterConfig.TemplatedManifests {

lib/mongo/connection.go

@@ -20,17 +20,13 @@ var link *mongo.Database
 
 func setupAdmin() error {
 	adminUser := configs.AdminConfig
-	pwd, err := utils.HashPassword(adminUser.Password)
-	if err != nil {
-		return fmt.Errorf("cannot hash password: %w", err)
-	}
-
+	pwd := utils.SHA256(adminUser.Password)
 	admin := types.AdminUser{
 		Username: adminUser.Username,
 		Password: pwd,
 	}
 
-	if _, err = AddAdmin(context.Background(), admin); err != nil {
+	if _, err := AddAdmin(context.Background(), admin); err != nil {
 		return fmt.Errorf("cannot add admin: %w", err)
 	} else {
 		log.Printf("admin privileges have been given to username: %s", admin.Username)

lib/mongo/create.go

@@ -4,6 +4,7 @@ import (
 	"context"
 
 	"github.com/sdslabs/katana/types"
+	"go.mongodb.org/mongo-driver/bson"
 )
 
 func InsertOne(ctx context.Context, collectionName string, data interface{}) (interface{}, error) {
@@ -31,3 +32,13 @@ func CreateTeams(teams []interface{}) (interface{}, error) {
 func AddAdmin(ctx context.Context, admin types.AdminUser) (interface{}, error) {
 	return InsertOne(ctx, AdminCollection, admin)
 }
+
+func AddChallenge(challenge types.Challenge, teamName string) error {
+	teamFilter := bson.M{"username": teamName}
+	update := bson.M{"$push": bson.M{"challenges": challenge}}
+	_, err := link.Collection(TeamsCollection).UpdateOne(context.TODO(), teamFilter, update)
+	if err != nil {
+		return err
+	}
+	return nil
+}

lib/mongo/update.go

@@ -11,7 +11,3 @@ func UpdateOne(ctx context.Context, collectionName string, filter bson.M, data i
 	collection := link.Collection(collectionName)
 	return collection.FindOneAndUpdate(ctx, filter, bson.M{"$set": data}, option).Err()
 }
-
-func UpsertOne(ctx context.Context, collectionName string, filter bson.M, data interface{}) error {
-	return UpdateOne(ctx, collectionName, filter, data, options.FindOneAndUpdate().SetUpsert(true))
-}

lib/mysql/connection.go

@@ -41,7 +41,7 @@ func setup() error {
 
 func setupGogs() error {
 	if err := CreateDatabase(gogsDatabase); err != nil {
-		fmt.Errorf("cannot create database: %w", err)
+		log.Println("cannot create database: %w", err)
 	}
 	if err := CreateGogsAdmin(configs.AdminConfig.Username, configs.AdminConfig.Password); err != nil {
 		fmt.Errorf("cannot create gogs admin: %w", err)

lib/retrieve_data/jsonSaver.go

@@ -0,0 +1,71 @@
+package retrieve_data
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"os"
+	"time"
+
+	"github.com/sdslabs/katana/lib/mongo"
+	"github.com/sdslabs/katana/lib/utils"
+	"go.mongodb.org/mongo-driver/bson"
+)
+
+var ticker *time.Ticker
+var tick int
+
+func saveJSON() {
+	for range ticker.C {
+		data := mongo.FetchDocs(context.Background(), "teams", bson.M{})
+		path := fmt.Sprintf("./json_data/data-tick-%d.json", tick)
+		jsonData, err := convertBSONArrayToJSONArray(data)
+		if err != nil {
+			fmt.Println(err)
+			return
+		}
+		storeJSONToFile(jsonData, path)
+		tick++
+	}
+}
+
+func StartSaving() {
+	ticker = utils.GetTicker()
+	utils.CreateDirectoryIfNotExists("json_data")
+	go saveJSON()
+}
+
+func convertBSONArrayToJSONArray(bsonArray []bson.M) ([]byte, error) {
+	var jsonArray []map[string]interface{}
+
+	for _, bsonDoc := range bsonArray {
+		delete(bsonDoc, "publicKey")
+		delete(bsonDoc, "password")
+
+		jsonArray = append(jsonArray, bsonDoc)
+	}
+
+	jsonData, err := json.Marshal(jsonArray)
+	if err != nil {
+		return nil, fmt.Errorf("failed to marshal JSON array: %w", err)
+	}
+
+	return jsonData, nil
+}
+
+func storeJSONToFile(jsonData []byte, filePath string) error {
+	jsonMap := map[string]interface{}{"data": json.RawMessage(jsonData)}
+
+	finalJSONData, err := json.MarshalIndent(jsonMap, "", "    ")
+	if err != nil {
+		return fmt.Errorf("failed to marshal final JSON: %w", err)
+	}
+
+	err = os.WriteFile(filePath, finalJSONData, 0644)
+	if err != nil {
+		return fmt.Errorf("failed to write JSON to file: %w", err)
+	}
+
+	fmt.Printf("JSON data stored in file: %s\n", filePath)
+	return nil
+}

lib/utils/crypto.go

@@ -108,10 +108,13 @@ func HashPassword(password string) (string, error) {
 }
 
 func CompareHashWithPassword(hashedPassword, password string) bool {
-	hash := []byte(hashedPassword)
-	pass := []byte(password)
-	err := bcrypt.CompareHashAndPassword(hash, pass)
-	return err == nil
+
+	pass := SHA256(password)
+	if pass == hashedPassword {
+		return true;
+	}else{
+		return false
+	}
 }
 
 // EncodePassword encodes password using PBKDF2 SHA256 with given salt.

lib/utils/crypto_test.go

@@ -104,23 +104,20 @@ func TestHashPassword(t *testing.T) {
 func TestCompareHashWithPassword(t *testing.T) {
 	// Generate a hash from a password
 	password := "myStrongPassword123"
-	hashedPassword, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.MinCost)
-	if err != nil {
-		t.Fatalf("Error generating hash: %v", err)
-	}
+	hashedPassword := SHA256(password)
 
 	// Test case 1: Hash matches the original password
-	if !CompareHashWithPassword(string(hashedPassword), password) {
+	if !CompareHashWithPassword(hashedPassword, password) {
 		t.Error("Hash and password should match")
 	}
 
 	// Test case 2: Hash does not match the original password
-	if CompareHashWithPassword(string(hashedPassword), "wrongPassword") {
+	if CompareHashWithPassword(hashedPassword, "wrongPassword") {
 		t.Error("Hash and wrong password should not match")
 	}
 
 	// Test case 3: Empty password
-	if CompareHashWithPassword(string(hashedPassword), "") {
+	if CompareHashWithPassword(hashedPassword, "") {
 		t.Error("Hash and empty password should not match")
 	}
 }

lib/utils/kube.go

@@ -7,6 +7,7 @@ import (
 	"io"
 	"io/ioutil"
 	"log"
+	"net/http"
 	"os"
 	"path/filepath"
 	"strings"
@@ -150,7 +151,7 @@ func CopyFromPod(podName string, containerName string, pathInPod string, localFi
 		TTY:       false,
 	}, scheme.ParameterCodec)
 
-	exec, err := remotecommand.NewSPDYExecutor(config, "POST", req.URL())
+	exec, err := remotecommand.NewSPDYExecutor(config, http.MethodPost, req.URL())
 	if err != nil {
 		log.Printf("Error creating executor: %s\n", err)
 		return err

lib/utils/os.go

@@ -70,6 +70,21 @@ func RunCommand(cmd string) error {
 	return nil
 }
 
+func CreateDirectoryIfNotExists(dirPath string) error {
+	if _, err := os.Stat(dirPath); !os.IsNotExist(err) {
+		if err := os.RemoveAll(dirPath); err != nil {
+			return fmt.Errorf("failed to delete existing directory: %w", err)
+		}
+		fmt.Printf("Directory '%s' deleted.\n", dirPath)
+	}
+
+	if err := os.MkdirAll(dirPath, 0755); err != nil {
+		return fmt.Errorf("failed to create directory: %w", err)
+	}
+	fmt.Printf("Directory '%s' created.\n", dirPath)
+	return nil
+}
+
 func GetKatanaRootPath() (string, error) {
 	katanaDir, err := os.Getwd()
 	if err != nil {

lib/utils/ticker.go

@@ -0,0 +1,31 @@
+package utils
+
+import (
+	"time"
+)
+
+var Ticker *time.Ticker
+
+func InitTicker(duration time.Duration) {
+	Ticker = time.NewTicker(duration)
+}
+
+func GetTicker() *time.Ticker {
+	return Ticker
+}
+
+func SetTicker(ticker *time.Ticker) {
+	Ticker = ticker
+}
+
+func StopTicker() {
+	Ticker.Stop()
+}
+
+func ResetTicker(duration time.Duration) {
+	Ticker.Reset(duration)
+}
+
+func GetRemainingTimeBeforeNextTick() time.Duration {
+	return time.Until(<-Ticker.C)
+}