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config.go
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config.go
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/*
* Teleport
* Copyright (C) 2023 Gravitational, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package config
import (
"github.com/gravitational/trace"
"github.com/gravitational/teleport/api/constants"
"github.com/gravitational/teleport/api/types"
"github.com/gravitational/teleport/lib/modules"
)
// GetEffectiveMode returns the effective device trust mode, considering both
// `dt` and the current modules.
func GetEffectiveMode(dt *types.DeviceTrust) string {
// OSS doesn't support device trust.
if modules.GetModules().BuildType() == modules.BuildOSS {
return constants.DeviceTrustModeOff
}
// Enterprise defaults to "optional".
if dt == nil || dt.Mode == "" {
return constants.DeviceTrustModeOptional
}
return dt.Mode
}
// ValidateConfigAgainstModules verifies the device trust configuration against
// the current modules.
// This method exists to provide feedback to users about invalid configurations,
// Teleport itself checks the features where appropriate and reacts accordingly.
func ValidateConfigAgainstModules(dt *types.DeviceTrust) error {
switch {
case dt == nil || dt.Mode == "": // OK, always allowed.
return nil
case GetEffectiveMode(dt) != dt.Mode: // Mismatch means invalid OSS config.
return trace.BadParameter("device trust mode %q requires Teleport Enterprise", dt.Mode)
default:
return nil
}
}