feat: add session token

server/utils/crypto.go

@@ -1,126 +0,0 @@
-package utils
-
-import (
-	"crypto/aes"
-	"crypto/cipher"
-	"crypto/rand"
-	"encoding/base64"
-	"encoding/json"
-	"io"
-
-	"github.com/authorizerdev/authorizer/server/constants"
-	"github.com/authorizerdev/authorizer/server/envstore"
-	"golang.org/x/crypto/bcrypt"
-)
-
-// EncryptB64 encrypts data into base64 string
-func EncryptB64(text string) string {
-	return base64.StdEncoding.EncodeToString([]byte(text))
-}
-
-// DecryptB64 decrypts from base64 string to readable string
-func DecryptB64(s string) (string, error) {
-	data, err := base64.StdEncoding.DecodeString(s)
-	if err != nil {
-		return "", err
-	}
-	return string(data), nil
-}
-
-// EncryptAES encrypts data using AES algorithm
-func EncryptAES(text []byte) ([]byte, error) {
-	key := []byte(envstore.EnvStoreObj.GetStringStoreEnvVariable(constants.EnvKeyEncryptionKey))
-	c, err := aes.NewCipher(key)
-	var res []byte
-	if err != nil {
-		return res, err
-	}
-
-	// gcm or Galois/Counter Mode, is a mode of operation
-	// for symmetric key cryptographic block ciphers
-	// - https://en.wikipedia.org/wiki/Galois/Counter_Mode
-	gcm, err := cipher.NewGCM(c)
-	if err != nil {
-		return res, err
-	}
-
-	// creates a new byte array the size of the nonce
-	// which must be passed to Seal
-	nonce := make([]byte, gcm.NonceSize())
-	// populates our nonce with a cryptographically secure
-	// random sequence
-	if _, err = io.ReadFull(rand.Reader, nonce); err != nil {
-		return res, err
-	}
-
-	// here we encrypt our text using the Seal function
-	// Seal encrypts and authenticates plaintext, authenticates the
-	// additional data and appends the result to dst, returning the updated
-	// slice. The nonce must be NonceSize() bytes long and unique for all
-	// time, for a given key.
-	return gcm.Seal(nonce, nonce, text, nil), nil
-}
-
-// DecryptAES decrypts data using AES algorithm
-func DecryptAES(ciphertext []byte) ([]byte, error) {
-	key := []byte(envstore.EnvStoreObj.GetStringStoreEnvVariable(constants.EnvKeyEncryptionKey))
-	c, err := aes.NewCipher(key)
-	var res []byte
-	if err != nil {
-		return res, err
-	}
-
-	gcm, err := cipher.NewGCM(c)
-	if err != nil {
-		return res, err
-	}
-
-	nonceSize := gcm.NonceSize()
-	if len(ciphertext) < nonceSize {
-		return res, err
-	}
-
-	nonce, ciphertext := ciphertext[:nonceSize], ciphertext[nonceSize:]
-	plaintext, err := gcm.Open(nil, nonce, ciphertext, nil)
-	if err != nil {
-		return res, err
-	}
-
-	return plaintext, nil
-}
-
-// EncryptEnvData is used to encrypt the env data
-func EncryptEnvData(data envstore.Store) (string, error) {
-	jsonBytes, err := json.Marshal(data)
-	if err != nil {
-		return "", err
-	}
-
-	storeData := envstore.EnvStoreObj.GetEnvStoreClone()
-
-	err = json.Unmarshal(jsonBytes, &storeData)
-	if err != nil {
-		return "", err
-	}
-
-	configData, err := json.Marshal(storeData)
-	if err != nil {
-		return "", err
-	}
-	encryptedConfig, err := EncryptAES(configData)
-	if err != nil {
-		return "", err
-	}
-
-	return EncryptB64(string(encryptedConfig)), nil
-}
-
-// EncryptPassword is used for encrypting password
-func EncryptPassword(password string) (string, error) {
-	pw, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
-	if err != nil {
-		return "", err
-	}
-
-	return string(pw), nil
-}