fix: resolved keyring dataset too big by keeping only the encryption key

cli/packages/util/constants.go

@@ -38,7 +38,9 @@ const (
 	SERVICE_TOKEN_IDENTIFIER        = "service-token"
 	UNIVERSAL_AUTH_TOKEN_IDENTIFIER = "universal-auth-token"
 
-	INFISICAL_BACKUP_SECRET = "infisical-backup-secrets"
+	// akhilmhdh: @depreciated remove in version v0.30
+	INFISICAL_BACKUP_SECRET                = "infisical-backup-secrets"
+	INFISICAL_BACKUP_SECRET_ENCRYPTION_KEY = "infisical-backup-secret-encryption-key"
 )
 
 var (

cli/packages/util/secrets.go

@@ -1,14 +1,15 @@
 package util
 
 import (
+	"crypto/rand"
 	"encoding/base64"
+	"encoding/hex"
 	"encoding/json"
 	"errors"
 	"fmt"
 	"os"
 	"path"
 	"regexp"
-	"slices"
 	"strings"
 	"unicode"
 
@@ -285,18 +286,25 @@ func GetAllEnvironmentVariables(params models.GetAllSecretsParameters, projectCo
 		log.Debug().Msgf("GetAllEnvironmentVariables: Trying to fetch secrets JTW token [err=%s]", err)
 
 		if err == nil {
-			WriteBackupSecrets(infisicalDotJson.WorkspaceId, params.Environment, params.SecretsPath, res.Secrets)
+			backupEncryptionKey, err := GetBackupEncryptionKey()
+			if err != nil {
+				return nil, err
+			}
+			WriteBackupSecrets(infisicalDotJson.WorkspaceId, params.Environment, params.SecretsPath, backupEncryptionKey, res.Secrets)
 		}
 
 		secretsToReturn = res.Secrets
 		errorToReturn = err
 		// only attempt to serve cached secrets if no internet connection and if at least one secret cached
 		if !isConnected {
-			backedSecrets, err := ReadBackupSecrets(infisicalDotJson.WorkspaceId, params.Environment, params.SecretsPath)
-			if len(backedSecrets) > 0 {
-				PrintWarning("Unable to fetch latest secret(s) due to connection error, serving secrets from last successful fetch. For more info, run with --debug")
-				secretsToReturn = backedSecrets
-				errorToReturn = err
+			backupEncryptionKey, _ := GetBackupEncryptionKey()
+			if backupEncryptionKey != nil {
+				backedSecrets, err := ReadBackupSecrets(infisicalDotJson.WorkspaceId, params.Environment, params.SecretsPath, backupEncryptionKey)
+				if len(backedSecrets) > 0 {
+					PrintWarning("Unable to fetch latest secret(s) due to connection error, serving secrets from last successful fetch. For more info, run with --debug")
+					secretsToReturn = backedSecrets
+					errorToReturn = err
+				}
 			}
 		}
 
@@ -476,71 +484,90 @@ func OverrideSecrets(secrets []models.SingleEnvironmentVariable, secretType stri
 	return secretsToReturn
 }
 
-func WriteBackupSecrets(workspace string, environment string, secretsPath string, secrets []models.SingleEnvironmentVariable) error {
-	var backedUpSecrets []models.BackupSecretKeyRing
-	secretValueInKeyRing, err := GetValueInKeyring(INFISICAL_BACKUP_SECRET)
+func GetBackupEncryptionKey() ([]byte, error) {
+	encryptionKey, err := GetValueInKeyring(INFISICAL_BACKUP_SECRET_ENCRYPTION_KEY)
 	if err != nil {
 		if err == keyring.ErrUnsupportedPlatform {
-			return errors.New("your OS does not support keyring. Consider using a service token https://infisical.com/docs/documentation/platform/token")
-		} else if err != keyring.ErrNotFound {
-			return fmt.Errorf("something went wrong, failed to retrieve value from system keyring [error=%v]", err)
+			return nil, errors.New("your OS does not support keyring. Consider using a service token https://infisical.com/docs/documentation/platform/token")
+		} else if err == keyring.ErrNotFound {
+			// generate a new key
+			randomizedKey := make([]byte, 16)
+			rand.Read(randomizedKey)
+			encryptionKey = hex.EncodeToString(randomizedKey)
+			if err := SetValueInKeyring(INFISICAL_BACKUP_SECRET_ENCRYPTION_KEY, encryptionKey); err != nil {
+				return nil, err
+			}
+			return []byte(encryptionKey), nil
+		} else {
+			return nil, fmt.Errorf("something went wrong, failed to retrieve value from system keyring [error=%v]", err)
 		}
 	}
-	_ = json.Unmarshal([]byte(secretValueInKeyRing), &backedUpSecrets)
+	return []byte(encryptionKey), nil
+}
 
-	backedUpSecrets = slices.DeleteFunc(backedUpSecrets, func(e models.BackupSecretKeyRing) bool {
-		return e.SecretPath == secretsPath && e.ProjectID == workspace && e.Environment == environment
-	})
-	newBackupSecret := models.BackupSecretKeyRing{
-		ProjectID:   workspace,
-		Environment: environment,
-		SecretPath:  secretsPath,
-		Secrets:     secrets,
-	}
-	backedUpSecrets = append(backedUpSecrets, newBackupSecret)
+func WriteBackupSecrets(workspace string, environment string, secretsPath string, encryptionKey []byte, secrets []models.SingleEnvironmentVariable) error {
+	formattedPath := strings.ReplaceAll(secretsPath, "/", "-")
+	fileName := fmt.Sprintf("project_secrets_%s_%s_%s.json", workspace, environment, formattedPath)
+	secrets_backup_folder_name := "secrets-backup"
 
-	listOfSecretsMarshalled, err := json.Marshal(backedUpSecrets)
+	_, fullConfigFileDirPath, err := GetFullConfigFilePath()
 	if err != nil {
-		return err
+		return fmt.Errorf("WriteBackupSecrets: unable to get full config folder path [err=%s]", err)
 	}
 
-	err = SetValueInKeyring(INFISICAL_BACKUP_SECRET, string(listOfSecretsMarshalled))
+	// create secrets backup directory
+	fullPathToSecretsBackupFolder := fmt.Sprintf("%s/%s", fullConfigFileDirPath, secrets_backup_folder_name)
+	if _, err := os.Stat(fullPathToSecretsBackupFolder); errors.Is(err, os.ErrNotExist) {
+		err := os.Mkdir(fullPathToSecretsBackupFolder, os.ModePerm)
+		if err != nil {
+			return err
+		}
+	}
+	marshaledSecrets, _ := json.Marshal(secrets)
+	result, err := crypto.EncryptSymmetric(marshaledSecrets, encryptionKey)
+	listOfSecretsMarshalled, _ := json.Marshal(result)
+	err = os.WriteFile(fmt.Sprintf("%s/%s", fullPathToSecretsBackupFolder, fileName), listOfSecretsMarshalled, 0600)
 	if err != nil {
-		return fmt.Errorf("StoreUserCredsInKeyRing: unable to store user credentials because [err=%s]", err)
+		return fmt.Errorf("WriteBackupSecrets: Unable to write backup secrets to file [err=%s]", err)
 	}
 
 	return nil
 }
 
-func ReadBackupSecrets(workspace string, environment string, secretsPath string) ([]models.SingleEnvironmentVariable, error) {
-	secretValueInKeyRing, err := GetValueInKeyring(INFISICAL_BACKUP_SECRET)
+func ReadBackupSecrets(workspace string, environment string, secretsPath string, encryptionKey []byte) ([]models.SingleEnvironmentVariable, error) {
+	formattedPath := strings.ReplaceAll(secretsPath, "/", "-")
+	fileName := fmt.Sprintf("project_secrets_%s_%s_%s.json", workspace, environment, formattedPath)
+	secrets_backup_folder_name := "secrets-backup"
+
+	_, fullConfigFileDirPath, err := GetFullConfigFilePath()
 	if err != nil {
-		if err == keyring.ErrUnsupportedPlatform {
-			return nil, errors.New("your OS does not support keyring. Consider using a service token https://infisical.com/docs/documentation/platform/token")
-		} else if err == keyring.ErrNotFound {
-			return nil, errors.New("credentials not found in system keyring")
-		} else {
-			return nil, fmt.Errorf("something went wrong, failed to retrieve value from system keyring [error=%v]", err)
-		}
+		return nil, fmt.Errorf("ReadBackupSecrets: unable to write config file because an error occurred when getting config file path [err=%s]", err)
 	}
 
-	var backedUpSecrets []models.BackupSecretKeyRing
-	err = json.Unmarshal([]byte(secretValueInKeyRing), &backedUpSecrets)
-	if err != nil {
-		return nil, fmt.Errorf("getUserCredsFromKeyRing: Something went wrong when unmarshalling user creds [err=%s]", err)
+	fullPathToSecretsBackupFolder := fmt.Sprintf("%s/%s", fullConfigFileDirPath, secrets_backup_folder_name)
+	if _, err := os.Stat(fullPathToSecretsBackupFolder); errors.Is(err, os.ErrNotExist) {
+		return nil, nil
 	}
 
-	for _, backupSecret := range backedUpSecrets {
-		if backupSecret.Environment == environment && backupSecret.ProjectID == workspace && backupSecret.SecretPath == secretsPath {
-			return backupSecret.Secrets, nil
-		}
+	encryptedBackupSecretsFilePath := fmt.Sprintf("%s/%s", fullPathToSecretsBackupFolder, fileName)
+
+	encryptedBackupSecretsAsBytes, err := os.ReadFile(encryptedBackupSecretsFilePath)
+	if err != nil {
+		return nil, err
 	}
 
-	return nil, nil
+	var encryptedBackUpSecrets models.SymmetricEncryptionResult
+	_ = json.Unmarshal(encryptedBackupSecretsAsBytes, &encryptedBackUpSecrets)
+	result, err := crypto.DecryptSymmetric(encryptionKey, encryptedBackUpSecrets.CipherText, encryptedBackUpSecrets.AuthTag, encryptedBackUpSecrets.Nonce)
+
+	var plainTextSecrets []models.SingleEnvironmentVariable
+	_ = json.Unmarshal(result, &plainTextSecrets)
+
+	return plainTextSecrets, nil
+
 }
 
 func DeleteBackupSecrets() error {
-	// keeping this logic for now. Need to remove it later as more users migrate keyring would be used and this folder will be removed completely by then
 	secrets_backup_folder_name := "secrets-backup"
 
 	_, fullConfigFileDirPath, err := GetFullConfigFilePath()
@@ -549,8 +576,8 @@ func DeleteBackupSecrets() error {
 	}
 
 	fullPathToSecretsBackupFolder := fmt.Sprintf("%s/%s", fullConfigFileDirPath, secrets_backup_folder_name)
-
 	DeleteValueInKeyring(INFISICAL_BACKUP_SECRET)
+	DeleteValueInKeyring(INFISICAL_BACKUP_SECRET_ENCRYPTION_KEY)
 
 	return os.RemoveAll(fullPathToSecretsBackupFolder)
 }