mirror of
https://github.com/netbirdio/gvisor.git
synced 2026-05-22 17:12:49 -07:00
Ian Gudger
a8d7cee3e8
Previously, dual stack UDP sockets bound to an IPv4 address could not use sendto to communicate with IPv4 addresses. Further, dual stack UDP sockets bound to an IPv6 address could use sendto to communicate with IPv4 addresses. Neither of these behaviors are consistent with Linux. PiperOrigin-RevId: 197036024 Change-Id: Ic3713efc569f26196e35bb41e6ad63f23675fc90
95 lines
4.5 KiB
Go
95 lines
4.5 KiB
Go
// Copyright 2018 Google 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 syserr
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import (
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"gvisor.googlesource.com/gvisor/pkg/abi/linux"
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"gvisor.googlesource.com/gvisor/pkg/tcpip"
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)
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// Mapping for tcpip.Error types.
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var (
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ErrUnknownProtocol = New(tcpip.ErrUnknownProtocol.String(), linux.EINVAL)
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ErrUnknownNICID = New(tcpip.ErrUnknownNICID.String(), linux.EINVAL)
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ErrUnknownProtocolOption = New(tcpip.ErrUnknownProtocolOption.String(), linux.ENOPROTOOPT)
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ErrDuplicateNICID = New(tcpip.ErrDuplicateNICID.String(), linux.EEXIST)
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ErrDuplicateAddress = New(tcpip.ErrDuplicateAddress.String(), linux.EEXIST)
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ErrBadLinkEndpoint = New(tcpip.ErrBadLinkEndpoint.String(), linux.EINVAL)
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ErrAlreadyBound = New(tcpip.ErrAlreadyBound.String(), linux.EINVAL)
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ErrInvalidEndpointState = New(tcpip.ErrInvalidEndpointState.String(), linux.EINVAL)
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ErrAlreadyConnecting = New(tcpip.ErrAlreadyConnecting.String(), linux.EALREADY)
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ErrNoPortAvailable = New(tcpip.ErrNoPortAvailable.String(), linux.EAGAIN)
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ErrPortInUse = New(tcpip.ErrPortInUse.String(), linux.EADDRINUSE)
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ErrBadLocalAddress = New(tcpip.ErrBadLocalAddress.String(), linux.EADDRNOTAVAIL)
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ErrClosedForSend = New(tcpip.ErrClosedForSend.String(), linux.EPIPE)
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ErrClosedForReceive = New(tcpip.ErrClosedForReceive.String(), nil)
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ErrTimeout = New(tcpip.ErrTimeout.String(), linux.ETIMEDOUT)
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ErrAborted = New(tcpip.ErrAborted.String(), linux.EPIPE)
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ErrConnectStarted = New(tcpip.ErrConnectStarted.String(), linux.EINPROGRESS)
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ErrDestinationRequired = New(tcpip.ErrDestinationRequired.String(), linux.EDESTADDRREQ)
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ErrNotSupported = New(tcpip.ErrNotSupported.String(), linux.EOPNOTSUPP)
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ErrQueueSizeNotSupported = New(tcpip.ErrQueueSizeNotSupported.String(), linux.ENOTTY)
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ErrNoSuchFile = New(tcpip.ErrNoSuchFile.String(), linux.ENOENT)
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ErrInvalidOptionValue = New(tcpip.ErrInvalidOptionValue.String(), linux.EINVAL)
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)
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var netstackErrorTranslations = map[*tcpip.Error]*Error{
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tcpip.ErrUnknownProtocol: ErrUnknownProtocol,
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tcpip.ErrUnknownNICID: ErrUnknownNICID,
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tcpip.ErrUnknownProtocolOption: ErrUnknownProtocolOption,
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tcpip.ErrDuplicateNICID: ErrDuplicateNICID,
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tcpip.ErrDuplicateAddress: ErrDuplicateAddress,
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tcpip.ErrNoRoute: ErrNoRoute,
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tcpip.ErrBadLinkEndpoint: ErrBadLinkEndpoint,
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tcpip.ErrAlreadyBound: ErrAlreadyBound,
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tcpip.ErrInvalidEndpointState: ErrInvalidEndpointState,
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tcpip.ErrAlreadyConnecting: ErrAlreadyConnecting,
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tcpip.ErrAlreadyConnected: ErrAlreadyConnected,
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tcpip.ErrNoPortAvailable: ErrNoPortAvailable,
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tcpip.ErrPortInUse: ErrPortInUse,
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tcpip.ErrBadLocalAddress: ErrBadLocalAddress,
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tcpip.ErrClosedForSend: ErrClosedForSend,
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tcpip.ErrClosedForReceive: ErrClosedForReceive,
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tcpip.ErrWouldBlock: ErrWouldBlock,
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tcpip.ErrConnectionRefused: ErrConnectionRefused,
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tcpip.ErrTimeout: ErrTimeout,
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tcpip.ErrAborted: ErrAborted,
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tcpip.ErrConnectStarted: ErrConnectStarted,
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tcpip.ErrDestinationRequired: ErrDestinationRequired,
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tcpip.ErrNotSupported: ErrNotSupported,
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tcpip.ErrQueueSizeNotSupported: ErrQueueSizeNotSupported,
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tcpip.ErrNotConnected: ErrNotConnected,
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tcpip.ErrConnectionReset: ErrConnectionReset,
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tcpip.ErrConnectionAborted: ErrConnectionAborted,
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tcpip.ErrNoSuchFile: ErrNoSuchFile,
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tcpip.ErrInvalidOptionValue: ErrInvalidOptionValue,
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tcpip.ErrNoLinkAddress: ErrHostDown,
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tcpip.ErrBadAddress: ErrBadAddress,
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tcpip.ErrNetworkUnreachable: ErrNetworkUnreachable,
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}
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// TranslateNetstackError converts an error from the tcpip package to a sentry
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// internal error.
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func TranslateNetstackError(err *tcpip.Error) *Error {
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if err == nil {
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return nil
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}
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se, ok := netstackErrorTranslations[err]
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if !ok {
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panic("Unknown error: " + err.String())
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}
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return se
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}
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