authelia/internal/configuration/validator/storage.go

142 lines
4.5 KiB
Go

package validator
import (
"errors"
"fmt"
"github.com/authelia/authelia/v4/internal/configuration/schema"
"github.com/authelia/authelia/v4/internal/utils"
)
// ValidateStorage validates storage configuration.
func ValidateStorage(config schema.Storage, validator *schema.StructValidator) {
if config.EncryptionKey == "" {
validator.Push(errors.New(errStrStorageEncryptionKeyMustBeProvided))
} else if len(config.EncryptionKey) < 20 {
validator.Push(errors.New(errStrStorageEncryptionKeyTooShort))
}
if config.Local == nil && config.MySQL == nil && config.PostgreSQL == nil {
validator.Push(errors.New(errStrStorage))
return
}
var configured []string
if config.Local != nil {
configured = append(configured, "local")
}
if config.MySQL != nil {
configured = append(configured, "mysql")
}
if config.PostgreSQL != nil {
configured = append(configured, "postgres")
}
if len(configured) > 1 {
validator.Push(fmt.Errorf(errStrStorageMultiple, utils.StringJoinAnd(configured)))
return
}
if config.Local != nil {
validateLocalStorageConfiguration(config.Local, validator)
}
if config.MySQL != nil {
validateMySQLConfiguration(config.MySQL, validator)
}
if config.PostgreSQL != nil {
validatePostgreSQLConfiguration(config.PostgreSQL, validator)
}
}
func validateSQLConfiguration(config, defaults *schema.StorageSQL, validator *schema.StructValidator, provider string) {
if config.Address == nil {
validator.Push(fmt.Errorf(errFmtStorageOptionMustBeProvided, provider, "address"))
} else {
var err error
if err = config.Address.ValidateSQL(); err != nil {
validator.Push(fmt.Errorf(errFmtServerAddress, config.Address.String(), err))
}
}
if config.Address != nil && config.Address.IsTCP() && config.Address.Port() == 0 {
config.Address.SetPort(defaults.Address.Port())
}
if config.Username == "" || config.Password == "" {
validator.Push(fmt.Errorf(errFmtStorageUserPassMustBeProvided, provider))
}
if config.Database == "" {
validator.Push(fmt.Errorf(errFmtStorageOptionMustBeProvided, provider, "database"))
}
if config.Timeout == 0 {
config.Timeout = schema.DefaultSQLStorageConfiguration.Timeout
}
}
func validateMySQLConfiguration(config *schema.StorageMySQL, validator *schema.StructValidator) {
validateSQLConfiguration(&config.StorageSQL, &schema.DefaultMySQLStorageConfiguration.StorageSQL, validator, "mysql")
if config.TLS != nil {
configDefaultTLS := &schema.TLS{
MinimumVersion: schema.DefaultMySQLStorageConfiguration.TLS.MinimumVersion,
MaximumVersion: schema.DefaultMySQLStorageConfiguration.TLS.MaximumVersion,
}
if config.Address != nil {
configDefaultTLS.ServerName = config.Address.Hostname()
}
if err := ValidateTLSConfig(config.TLS, configDefaultTLS); err != nil {
validator.Push(fmt.Errorf(errFmtStorageTLSConfigInvalid, "mysql", err))
}
}
}
func validatePostgreSQLConfiguration(config *schema.StoragePostgreSQL, validator *schema.StructValidator) {
validateSQLConfiguration(&config.StorageSQL, &schema.DefaultPostgreSQLStorageConfiguration.StorageSQL, validator, "postgres")
if config.Schema == "" {
config.Schema = schema.DefaultPostgreSQLStorageConfiguration.Schema
}
switch {
case config.TLS != nil && config.SSL != nil: //nolint:staticcheck
validator.Push(errors.New(errFmtStoragePostgreSQLInvalidSSLAndTLSConfig))
case config.TLS != nil:
configDefaultTLS := &schema.TLS{
ServerName: config.Address.Hostname(),
MinimumVersion: schema.DefaultPostgreSQLStorageConfiguration.TLS.MinimumVersion,
MaximumVersion: schema.DefaultPostgreSQLStorageConfiguration.TLS.MaximumVersion,
}
if err := ValidateTLSConfig(config.TLS, configDefaultTLS); err != nil {
validator.Push(fmt.Errorf(errFmtStorageTLSConfigInvalid, "postgres", err))
}
case config.SSL != nil: //nolint:staticcheck
validator.PushWarning(errors.New(warnFmtStoragePostgreSQLInvalidSSLDeprecated))
switch {
case config.SSL.Mode == "": //nolint:staticcheck
config.SSL.Mode = schema.DefaultPostgreSQLStorageConfiguration.SSL.Mode //nolint:staticcheck
case !utils.IsStringInSlice(config.SSL.Mode, validStoragePostgreSQLSSLModes): //nolint:staticcheck
validator.Push(fmt.Errorf(errFmtStoragePostgreSQLInvalidSSLMode, utils.StringJoinOr(validStoragePostgreSQLSSLModes), config.SSL.Mode)) //nolint:staticcheck
}
}
}
func validateLocalStorageConfiguration(config *schema.StorageLocal, validator *schema.StructValidator) {
if config.Path == "" {
validator.Push(fmt.Errorf(errFmtStorageOptionMustBeProvided, "local", "path"))
}
}