/
persist_env.go
268 lines (233 loc) · 8.34 KB
/
persist_env.go
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package env
import (
"context"
"encoding/json"
"os"
"reflect"
"strconv"
"strings"
"github.com/google/uuid"
log "github.com/sirupsen/logrus"
"github.com/authorizerdev/authorizer/server/constants"
"github.com/authorizerdev/authorizer/server/crypto"
"github.com/authorizerdev/authorizer/server/db"
"github.com/authorizerdev/authorizer/server/db/models"
"github.com/authorizerdev/authorizer/server/memorystore"
"github.com/authorizerdev/authorizer/server/utils"
)
func fixBackwardCompatibility(data map[string]interface{}) (bool, map[string]interface{}) {
result := data
// check if env data is stored in older format
hasOlderFormat := false
if _, ok := result["bool_env"]; ok {
for key, value := range result["bool_env"].(map[string]interface{}) {
result[key] = value
}
hasOlderFormat = true
delete(result, "bool_env")
}
if _, ok := result["string_env"]; ok {
for key, value := range result["string_env"].(map[string]interface{}) {
result[key] = value
}
hasOlderFormat = true
delete(result, "string_env")
}
if _, ok := result["slice_env"]; ok {
for key, value := range result["slice_env"].(map[string]interface{}) {
typeOfValue := reflect.TypeOf(value)
if strings.Contains(typeOfValue.String(), "[]string") {
result[key] = strings.Join(value.([]string), ",")
}
if strings.Contains(typeOfValue.String(), "[]interface") {
result[key] = strings.Join(utils.ConvertInterfaceToStringSlice(value), ",")
}
}
hasOlderFormat = true
delete(result, "slice_env")
}
return hasOlderFormat, result
}
// GetEnvData returns the env data from database
func GetEnvData() (map[string]interface{}, error) {
var result map[string]interface{}
ctx := context.Background()
env, err := db.Provider.GetEnv(ctx)
// config not found in db
if err != nil || env == nil {
log.Debug("Error while getting env data from db: ", err)
return result, err
}
encryptionKey := env.Hash
decryptedEncryptionKey, err := crypto.DecryptB64(encryptionKey)
if err != nil {
log.Debug("Error while decrypting encryption key: ", err)
return result, err
}
memorystore.Provider.UpdateEnvVariable(constants.EnvKeyEncryptionKey, decryptedEncryptionKey)
b64DecryptedConfig, err := crypto.DecryptB64(env.EnvData)
if err != nil {
log.Debug("Error while decrypting env data from B64: ", err)
return result, err
}
decryptedConfigs, err := crypto.DecryptAESEnv([]byte(b64DecryptedConfig))
if err != nil {
log.Debug("Error while decrypting env data from AES: ", err)
return result, err
}
err = json.Unmarshal(decryptedConfigs, &result)
if err != nil {
log.Debug("Error while unmarshalling env data: ", err)
return result, err
}
hasOlderFormat, result := fixBackwardCompatibility(result)
if hasOlderFormat {
err = memorystore.Provider.UpdateEnvStore(result)
if err != nil {
log.Debug("Error while updating env store: ", err)
return result, err
}
}
return result, err
}
// PersistEnv persists the environment variables to the database
func PersistEnv() error {
ctx := context.Background()
env, err := db.Provider.GetEnv(ctx)
// config not found in db
if err != nil || env == nil {
// AES encryption needs 32 bit key only, so we chop off last 4 characters from 36 bit uuid
hash := uuid.New().String()[:36-4]
err := memorystore.Provider.UpdateEnvVariable(constants.EnvKeyEncryptionKey, hash)
if err != nil {
log.Debug("Error while updating encryption env variable: ", err)
return err
}
encodedHash := crypto.EncryptB64(hash)
res, err := memorystore.Provider.GetEnvStore()
if err != nil {
log.Debug("Error while getting env store: ", err)
return err
}
encryptedConfig, err := crypto.EncryptEnvData(res)
if err != nil {
log.Debug("Error while encrypting env data: ", err)
return err
}
env = &models.Env{
Hash: encodedHash,
EnvData: encryptedConfig,
}
_, err = db.Provider.AddEnv(ctx, env)
if err != nil {
log.Debug("Error while persisting env data to db: ", err)
return err
}
} else {
// decrypt the config data from db
// decryption can be done using the hash stored in db
encryptionKey := env.Hash
decryptedEncryptionKey, err := crypto.DecryptB64(encryptionKey)
if err != nil {
log.Debug("Error while decrypting encryption key: ", err)
return err
}
memorystore.Provider.UpdateEnvVariable(constants.EnvKeyEncryptionKey, decryptedEncryptionKey)
b64DecryptedConfig, err := crypto.DecryptB64(env.EnvData)
if err != nil {
log.Debug("Error while decrypting env data from B64: ", err)
return err
}
decryptedConfigs, err := crypto.DecryptAESEnv([]byte(b64DecryptedConfig))
if err != nil {
log.Debug("Error while decrypting env data from AES: ", err)
return err
}
// temp store variable
storeData := map[string]interface{}{}
err = json.Unmarshal(decryptedConfigs, &storeData)
if err != nil {
log.Debug("Error while un-marshalling env data: ", err)
return err
}
hasOlderFormat, result := fixBackwardCompatibility(storeData)
if hasOlderFormat {
err = memorystore.Provider.UpdateEnvStore(result)
if err != nil {
log.Debug("Error while updating env store: ", err)
return err
}
}
// if env is changed via env file or OS env
// give that higher preference and update db, but we don't recommend it
hasChanged := false
for key, value := range storeData {
// don't override unexposed envs
// check only for derivative keys
// No need to check for ENCRYPTION_KEY which special key we use for encrypting config data
// as we have removed it from json
if key != constants.EnvKeyEncryptionKey {
envValue := strings.TrimSpace(os.Getenv(key))
if envValue != "" {
switch key {
case constants.EnvKeyIsProd, constants.EnvKeyDisableBasicAuthentication, constants.EnvKeyDisableMobileBasicAuthentication, constants.EnvKeyDisableEmailVerification, constants.EnvKeyDisableLoginPage, constants.EnvKeyDisableMagicLinkLogin, constants.EnvKeyDisableSignUp, constants.EnvKeyDisableRedisForEnv, constants.EnvKeyDisableStrongPassword, constants.EnvKeyIsEmailServiceEnabled, constants.EnvKeyIsSMSServiceEnabled, constants.EnvKeyEnforceMultiFactorAuthentication, constants.EnvKeyDisableMultiFactorAuthentication, constants.EnvKeyAdminCookieSecure, constants.EnvKeyAppCookieSecure, constants.EnvKeyDisablePhoneVerification, constants.EnvKeyDisablePlayGround, constants.EnvKeyDisableTOTPLogin, constants.EnvKeyDisableMailOTPLogin:
if envValueBool, err := strconv.ParseBool(envValue); err == nil {
if value.(bool) != envValueBool {
storeData[key] = envValueBool
hasChanged = true
}
}
default:
if value != nil && value.(string) != envValue {
storeData[key] = envValue
hasChanged = true
}
}
}
}
}
// handle derivative cases like disabling email verification & magic login
// in case SMTP is off but env is set to true
if storeData[constants.EnvKeySmtpHost] == "" || storeData[constants.EnvKeySmtpUsername] == "" || storeData[constants.EnvKeySmtpPassword] == "" || storeData[constants.EnvKeySenderEmail] == "" && storeData[constants.EnvKeySmtpPort] == "" {
storeData[constants.EnvKeyIsEmailServiceEnabled] = false
if val, ok := storeData[constants.EnvKeyDisableEmailVerification]; ok && val != nil && !val.(bool) {
storeData[constants.EnvKeyDisableEmailVerification] = true
hasChanged = true
}
if val, ok := storeData[constants.EnvKeyDisableMagicLinkLogin]; ok && val != nil && !val.(bool) {
storeData[constants.EnvKeyDisableMagicLinkLogin] = true
hasChanged = true
}
if val, ok := storeData[constants.EnvKeyDisableMailOTPLogin]; ok && val != nil && !val.(bool) {
storeData[constants.EnvKeyDisableMailOTPLogin] = true
hasChanged = true
}
}
err = memorystore.Provider.UpdateEnvStore(storeData)
if err != nil {
log.Debug("Error while updating env store: ", err)
return err
}
jwk, err := crypto.GenerateJWKBasedOnEnv()
if err != nil {
log.Debug("Error while generating JWK: ", err)
return err
}
// updating jwk
memorystore.Provider.UpdateEnvVariable(constants.EnvKeyJWK, jwk)
if hasChanged {
encryptedConfig, err := crypto.EncryptEnvData(storeData)
if err != nil {
log.Debug("Error while encrypting env data: ", err)
return err
}
env.EnvData = encryptedConfig
_, err = db.Provider.UpdateEnv(ctx, env)
if err != nil {
log.Debug("Failed to Update Config: ", err)
return err
}
}
}
return nil
}