authelia/internal/configuration/validator/shared.go

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package validator
import (
"crypto/tls"
"errors"
"fmt"
"github.com/authelia/authelia/v4/internal/configuration/schema"
)
// ValidateTLSConfig sets the default values and validates a schema.TLSConfig.
func ValidateTLSConfig(config *schema.TLSConfig, configDefault *schema.TLSConfig) (err error) {
if config == nil {
return
}
if config.ServerName == "" {
config.ServerName = configDefault.ServerName
}
if config.MinimumVersion.Value == 0 {
config.MinimumVersion.Value = configDefault.MinimumVersion.Value
}
if config.MaximumVersion.Value == 0 {
config.MaximumVersion.Value = configDefault.MaximumVersion.Value
}
if config.MinimumVersion.MinVersion() < tls.VersionTLS10 {
return errors.New("option 'minimum_version' is invalid: minimum version is TLS1.0 but SSL3.0 was configured")
}
if config.MinimumVersion.MinVersion() > config.MaximumVersion.MaxVersion() {
return fmt.Errorf("option combination of 'minimum_version' and 'maximum_version' is invalid: minimum version %s is greater than the maximum version %s", config.MinimumVersion.String(), config.MaximumVersion.String())
}
if (config.CertificateChain.HasCertificates() || config.PrivateKey != nil) && !config.CertificateChain.EqualKey(config.PrivateKey) {
return errors.New("option 'certificates' is invalid: provided certificate is not the public key for the private key provided")
}
return nil
}