chore: verify profile exists before installing

cli/cmd/install.go

@@ -99,6 +99,9 @@ This command will install k8s components that will auto-instrument your applicat
 			odigosProToken = odigosOnPremToken
 		}
 
+		// validate user input profiles against available profiles
+		validateUserInputProfiles(odigosTier)
+
 		config := createOdigosConfig(odigosTier)
 
 		fmt.Printf("Installing Odigos version %s in namespace %s ...\n", versionFlag, ns)
@@ -182,25 +185,33 @@ func createNamespace(ctx context.Context, cmd *cobra.Command, client *kube.Clien
 	return nil
 }
 
+func validateUserInputProfiles(tier common.OdigosTier) {
+	// Fetch available profiles for the given tier
+	availableProfiles := resources.GetAvailableProfilesForTier(tier)
+
+	// Create a map for fast lookups of valid profile names
+	profileMap := make(map[string]struct{})
+	for _, profile := range availableProfiles {
+		profileMap[string(profile.ProfileName)] = struct{}{}
+	}
+
+	// Check each user input profile against the map
+	for _, input := range userInputInstallProfiles {
+		if _, exists := profileMap[input]; !exists {
+			fmt.Printf("\033[31mERROR\033[0m Profile '%s' not available.\n", input)
+			os.Exit(1)
+		}
+	}
+}
+
 func createOdigosConfig(odigosTier common.OdigosTier) common.OdigosConfiguration {
 	fullIgnoredNamespaces := utils.MergeDefaultIgnoreWithUserInput(userInputIgnoredNamespaces, consts.SystemNamespaces)
 	fullIgnoredContainers := utils.MergeDefaultIgnoreWithUserInput(userInputIgnoredContainers, consts.IgnoredContainers)
 
 	selectedProfiles := []common.ProfileName{}
-	profiles := resources.GetAvailableProfilesForTier(odigosTier)
+
 	for _, profile := range userInputInstallProfiles {
-		found := false
-		for _, p := range profiles {
-			if string(p.ProfileName) == profile {
-				found = true
-				break
-			}
-		}
-		if !found {
-			fmt.Printf("\033[34mINFO\033[0m Profile '%s' skipped - not available for tier '%s'.\n", profile, odigosTier)
-		} else {
-			selectedProfiles = append(selectedProfiles, common.ProfileName(profile))
-		}
+		selectedProfiles = append(selectedProfiles, common.ProfileName(profile))
 	}
 
 	return common.OdigosConfiguration{