add supported k8s version check

internal/config/config.go

@@ -3,6 +3,7 @@ package config
 import (
 	"fmt"
 	"kube-forge/internal/files"
+	"kube-forge/internal/logging"
 	"path/filepath"
 
 	"github.com/ilyakaznacheev/cleanenv"
@@ -72,6 +73,11 @@ func createConfig(configFile string, out string, password string, verbose bool)
 	}
 
 	instance.Verbose = verbose
+
+	err := validateConfig(*instance)
+	if err != nil {
+		logging.Log.Fatal(err.Error())
+	}
 	return instance
 }
 

internal/config/errors.go

@@ -0,0 +1,11 @@
+package config
+
+import "fmt"
+
+type UnsupportedK8sVersion struct {
+	Version string
+}
+
+func (e *UnsupportedK8sVersion) Error() string {
+	return fmt.Sprintf("kubernetes version %s is not supported\n\ncurrently supported: %v", e.Version, kubernetesVersions)
+}

internal/config/utility.go

@@ -1,13 +1,45 @@
 package config
 
 import (
-	"golang.org/x/crypto/bcrypt"
+	"slices"
 )
 
-func getBcryptHash(input string) string {
-	hashedPassword, err := bcrypt.GenerateFromPassword([]byte(input), bcrypt.DefaultCost)
-	if err != nil {
-		panic(err)
-	}
-	return string(hashedPassword)
+var kubernetesVersions = []string{
+	"1.32.5",
+	"1.32.4",
+	"1.32.3",
+	"1.32.2",
+	"1.32.1",
+	"1.32.0",
+	"1.31.9",
+	"1.31.8",
+	"1.31.7",
+	"1.31.6",
+	"1.31.5",
+	"1.31.4",
+	"1.31.3",
+	"1.31.2",
+	"1.31.1",
+	"1.31.0",
+	"1.30.13",
+	"1.30.12",
+	"1.30.11",
+	"1.30.10",
+	"1.30.9",
+	"1.30.8",
+	"1.30.7",
+	"1.30.6",
+	"1.30.5",
+	"1.30.4",
+	"1.30.3",
+	"1.30.2",
+	"1.30.1",
+	"1.30.0",
+}
+
+func validateConfig(cfg Config) error {
+	if !slices.Contains(kubernetesVersions, cfg.Orchestrator.Version) {
+		return &UnsupportedK8sVersion{Version: cfg.Orchestrator.Version}
+	}
+	return nil
 }