mirror of
https://github.com/gravitational/teleport.git
synced 2026-11-03 16:38:35 +08:00
64 lines
2.2 KiB
Go
64 lines
2.2 KiB
Go
// Copyright 2022 Gravitational, Inc
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package devicetrust
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import (
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"errors"
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"io"
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"github.com/gravitational/trace"
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log "github.com/sirupsen/logrus"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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)
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// ErrDeviceKeyNotFound is raised for missing device key during device
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// authentication.
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// May be raised in situations where the binary is missing entitlements, as
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// Sec/Keychain queries return empty in both cases.
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// If checking for equality always use [errors.Is], as other errors may
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// "impersonate" this error.
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var ErrDeviceKeyNotFound = errors.New("device key not found")
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// ErrPlatformNotSupported is raised for device operations attempted on
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// non-supported platforms.
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// trace.NotImplemented is purposefully avoided, as NotImplemented errors are
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// used to detect the lack of server-side device trust support.
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var ErrPlatformNotSupported = errors.New("platform not supported")
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// HandleUnimplemented turns remote unimplemented errors to a more user-friendly
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// error.
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func HandleUnimplemented(err error) error {
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const notSupportedMsg = "device trust not supported by remote cluster"
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if errors.Is(err, io.EOF) {
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log.Debug("Device Trust: interpreting EOF as an older Teleport cluster")
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return trace.NotImplemented(notSupportedMsg)
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}
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for e := err; e != nil; {
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switch s, ok := status.FromError(e); {
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case ok && s.Code() == codes.Unimplemented:
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log.WithError(err).Debug("Device Trust: interpreting gRPC Unimplemented as OSS or older Enterprise cluster")
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return trace.NotImplemented(notSupportedMsg)
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case ok:
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return err // Unexpected status error.
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default:
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e = errors.Unwrap(e)
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}
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}
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return err
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}
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