diff options
Diffstat (limited to 'pkg/syserr/netstack.go')
| -rw-r--r-- | pkg/syserr/netstack.go | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/pkg/syserr/netstack.go b/pkg/syserr/netstack.go new file mode 100644 index 000000000..bd489b424 --- /dev/null +++ b/pkg/syserr/netstack.go @@ -0,0 +1,102 @@ +// Copyright 2018 The gVisor Authors. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package syserr + +import ( + "gvisor.googlesource.com/gvisor/pkg/abi/linux" + "gvisor.googlesource.com/gvisor/pkg/tcpip" +) + +// Mapping for tcpip.Error types. +var ( + ErrUnknownProtocol = New(tcpip.ErrUnknownProtocol.String(), linux.EINVAL) + ErrUnknownNICID = New(tcpip.ErrUnknownNICID.String(), linux.EINVAL) + ErrUnknownDevice = New(tcpip.ErrUnknownDevice.String(), linux.ENODEV) + ErrUnknownProtocolOption = New(tcpip.ErrUnknownProtocolOption.String(), linux.ENOPROTOOPT) + ErrDuplicateNICID = New(tcpip.ErrDuplicateNICID.String(), linux.EEXIST) + ErrDuplicateAddress = New(tcpip.ErrDuplicateAddress.String(), linux.EEXIST) + ErrBadLinkEndpoint = New(tcpip.ErrBadLinkEndpoint.String(), linux.EINVAL) + ErrAlreadyBound = New(tcpip.ErrAlreadyBound.String(), linux.EINVAL) + ErrInvalidEndpointState = New(tcpip.ErrInvalidEndpointState.String(), linux.EINVAL) + ErrAlreadyConnecting = New(tcpip.ErrAlreadyConnecting.String(), linux.EALREADY) + ErrNoPortAvailable = New(tcpip.ErrNoPortAvailable.String(), linux.EAGAIN) + ErrPortInUse = New(tcpip.ErrPortInUse.String(), linux.EADDRINUSE) + ErrBadLocalAddress = New(tcpip.ErrBadLocalAddress.String(), linux.EADDRNOTAVAIL) + ErrClosedForSend = New(tcpip.ErrClosedForSend.String(), linux.EPIPE) + ErrClosedForReceive = New(tcpip.ErrClosedForReceive.String(), nil) + ErrTimeout = New(tcpip.ErrTimeout.String(), linux.ETIMEDOUT) + ErrAborted = New(tcpip.ErrAborted.String(), linux.EPIPE) + ErrConnectStarted = New(tcpip.ErrConnectStarted.String(), linux.EINPROGRESS) + ErrDestinationRequired = New(tcpip.ErrDestinationRequired.String(), linux.EDESTADDRREQ) + ErrNotSupported = New(tcpip.ErrNotSupported.String(), linux.EOPNOTSUPP) + ErrQueueSizeNotSupported = New(tcpip.ErrQueueSizeNotSupported.String(), linux.ENOTTY) + ErrNoSuchFile = New(tcpip.ErrNoSuchFile.String(), linux.ENOENT) + ErrInvalidOptionValue = New(tcpip.ErrInvalidOptionValue.String(), linux.EINVAL) + ErrBroadcastDisabled = New(tcpip.ErrBroadcastDisabled.String(), linux.EACCES) + ErrNotPermittedNet = New(tcpip.ErrNotPermitted.String(), linux.EPERM) +) + +var netstackErrorTranslations = map[*tcpip.Error]*Error{ + tcpip.ErrUnknownProtocol: ErrUnknownProtocol, + tcpip.ErrUnknownNICID: ErrUnknownNICID, + tcpip.ErrUnknownDevice: ErrUnknownDevice, + tcpip.ErrUnknownProtocolOption: ErrUnknownProtocolOption, + tcpip.ErrDuplicateNICID: ErrDuplicateNICID, + tcpip.ErrDuplicateAddress: ErrDuplicateAddress, + tcpip.ErrNoRoute: ErrNoRoute, + tcpip.ErrBadLinkEndpoint: ErrBadLinkEndpoint, + tcpip.ErrAlreadyBound: ErrAlreadyBound, + tcpip.ErrInvalidEndpointState: ErrInvalidEndpointState, + tcpip.ErrAlreadyConnecting: ErrAlreadyConnecting, + tcpip.ErrAlreadyConnected: ErrAlreadyConnected, + tcpip.ErrNoPortAvailable: ErrNoPortAvailable, + tcpip.ErrPortInUse: ErrPortInUse, + tcpip.ErrBadLocalAddress: ErrBadLocalAddress, + tcpip.ErrClosedForSend: ErrClosedForSend, + tcpip.ErrClosedForReceive: ErrClosedForReceive, + tcpip.ErrWouldBlock: ErrWouldBlock, + tcpip.ErrConnectionRefused: ErrConnectionRefused, + tcpip.ErrTimeout: ErrTimeout, + tcpip.ErrAborted: ErrAborted, + tcpip.ErrConnectStarted: ErrConnectStarted, + tcpip.ErrDestinationRequired: ErrDestinationRequired, + tcpip.ErrNotSupported: ErrNotSupported, + tcpip.ErrQueueSizeNotSupported: ErrQueueSizeNotSupported, + tcpip.ErrNotConnected: ErrNotConnected, + tcpip.ErrConnectionReset: ErrConnectionReset, + tcpip.ErrConnectionAborted: ErrConnectionAborted, + tcpip.ErrNoSuchFile: ErrNoSuchFile, + tcpip.ErrInvalidOptionValue: ErrInvalidOptionValue, + tcpip.ErrNoLinkAddress: ErrHostDown, + tcpip.ErrBadAddress: ErrBadAddress, + tcpip.ErrNetworkUnreachable: ErrNetworkUnreachable, + tcpip.ErrMessageTooLong: ErrMessageTooLong, + tcpip.ErrNoBufferSpace: ErrNoBufferSpace, + tcpip.ErrBroadcastDisabled: ErrBroadcastDisabled, + tcpip.ErrNotPermitted: ErrNotPermittedNet, +} + +// TranslateNetstackError converts an error from the tcpip package to a sentry +// internal error. +func TranslateNetstackError(err *tcpip.Error) *Error { + if err == nil { + return nil + } + se, ok := netstackErrorTranslations[err] + if !ok { + panic("Unknown error: " + err.String()) + } + return se +} |