72 lines
2.6 KiB
Go
72 lines
2.6 KiB
Go
package validator
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import (
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"fmt"
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"io/ioutil"
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"strings"
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"github.com/spf13/viper"
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"github.com/authelia/authelia/internal/configuration/schema"
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"github.com/authelia/authelia/internal/logging"
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)
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// ValidateSecrets checks that secrets are either specified by config file/env or by file references.
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func ValidateSecrets(configuration *schema.Configuration, validator *schema.StructValidator, viper *viper.Viper) {
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configuration.JWTSecret = getSecretValue("jwt_secret", validator, viper)
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configuration.Session.Secret = getSecretValue("session.secret", validator, viper)
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if configuration.DuoAPI != nil {
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configuration.DuoAPI.SecretKey = getSecretValue("duo_api.secret_key", validator, viper)
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}
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if configuration.Session.Redis != nil {
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configuration.Session.Redis.Password = getSecretValue("session.redis.password", validator, viper)
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}
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if configuration.AuthenticationBackend.Ldap != nil {
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configuration.AuthenticationBackend.Ldap.Password = getSecretValue("authentication_backend.ldap.password", validator, viper)
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}
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if configuration.Notifier != nil && configuration.Notifier.SMTP != nil {
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configuration.Notifier.SMTP.Password = getSecretValue("notifier.smtp.password", validator, viper)
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}
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if configuration.Storage.MySQL != nil {
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configuration.Storage.MySQL.Password = getSecretValue("storage.mysql.password", validator, viper)
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}
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if configuration.Storage.PostgreSQL != nil {
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configuration.Storage.PostgreSQL.Password = getSecretValue("storage.postgres.password", validator, viper)
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}
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}
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func getSecretValue(name string, validator *schema.StructValidator, viper *viper.Viper) string {
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configValue := viper.GetString(name)
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envValue := viper.GetString("authelia." + name)
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fileEnvValue := viper.GetString("authelia." + name + ".file")
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// Error Checking.
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if envValue != "" && fileEnvValue != "" {
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validator.Push(fmt.Errorf("secret is defined in multiple areas: %s", name))
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}
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if (envValue != "" || fileEnvValue != "") && configValue != "" {
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validator.Push(fmt.Errorf("error loading secret (%s): it's already defined in the config file", name))
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}
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// Derive Secret.
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if fileEnvValue != "" {
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content, err := ioutil.ReadFile(fileEnvValue)
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if err != nil {
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validator.Push(fmt.Errorf("error loading secret file (%s): %s", name, err))
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} else {
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return strings.Replace(string(content), "\n", "", -1)
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}
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}
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if envValue != "" {
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logging.Logger().Warnf("The following secret is defined as an environment variable, this is insecure and being removed in 4.18.0+, it's recommended to use the file secrets instead (https://docs.authelia.com/configuration/secrets.html): %s", name)
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return envValue
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}
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return configValue
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}
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