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vendor: github.com/containerd/console 8f6c4e4

Browse Source 
full diff: https://github.com/containerd/console/compare/v1.0.3...8f6c4e4faef5a326d2cd907097d04c0239ee5e2f

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>
This commit is contained in:
CrazyMax
2024-02-05 11:27:00 +01:00
parent 2c1f46450a
commit 6ffb77dcda
23 changed files with 140 additions and 293 deletions
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14
vendor/github.com/containerd/console/.golangci.yml generated vendored
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@@ -1,16 +1,16 @@
linters:
enable:
- structcheck
- varcheck
- staticcheck
- unconvert
- gofmt
- goimports
- golint
- ineffassign
- vet
- unused
- misspell
- revive
- staticcheck
- structcheck
- unconvert
- unused
- varcheck
- vet
disable:
- errcheck

6
vendor/github.com/containerd/console/README.md generated vendored
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@@ -22,8 +22,8 @@ current.Resize(ws)
console is a containerd sub-project, licensed under the [Apache 2.0 license](./LICENSE).
As a containerd sub-project, you will find the:
* [Project governance](https://github.com/containerd/project/blob/master/GOVERNANCE.md),
* [Maintainers](https://github.com/containerd/project/blob/master/MAINTAINERS),
* and [Contributing guidelines](https://github.com/containerd/project/blob/master/CONTRIBUTING.md)
* [Project governance](https://github.com/containerd/project/blob/main/GOVERNANCE.md),
* [Maintainers](https://github.com/containerd/project/blob/main/MAINTAINERS),
* and [Contributing guidelines](https://github.com/containerd/project/blob/main/CONTRIBUTING.md)
information in our [`containerd/project`](https://github.com/containerd/project) repository.

9
vendor/github.com/containerd/console/console.go generated vendored
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@@ -22,7 +22,10 @@ import (
"os"
)
var ErrNotAConsole = errors.New("provided file is not a console")
var (
ErrNotAConsole = errors.New("provided file is not a console")
ErrNotImplemented = errors.New("not implemented")
)
type File interface {
io.ReadWriteCloser
@@ -45,7 +48,7 @@ type Console interface {
SetRaw() error
// DisableEcho disables echo on the console
DisableEcho() error
// Reset restores the console to its orignal state
// Reset restores the console to its original state
Reset() error
// Size returns the window size of the console
Size() (WinSize, error)
@@ -78,7 +81,7 @@ func Current() (c Console) {
}
// ConsoleFromFile returns a console using the provided file
// nolint:golint
// nolint:revive
func ConsoleFromFile(f File) (Console, error) {
if err := checkConsole(f); err != nil {
return nil, err

1
vendor/github.com/containerd/console/console_linux.go generated vendored
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@@ -1,3 +1,4 @@
//go:build linux
// +build linux
/*

36
vendor/github.com/containerd/console/console_other.go generated vendored Normal file
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@@ -0,0 +1,36 @@
//go:build !darwin && !freebsd && !linux && !netbsd && !openbsd && !solaris && !windows && !zos
// +build !darwin,!freebsd,!linux,!netbsd,!openbsd,!solaris,!windows,!zos
/*
Copyright The containerd 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 console
// NewPty creates a new pty pair
// The master is returned as the first console and a string
// with the path to the pty slave is returned as the second
func NewPty() (Console, string, error) {
return nil, "", ErrNotImplemented
}
// checkConsole checks if the provided file is a console
func checkConsole(f File) error {
return ErrNotAConsole
}
func newMaster(f File) (Console, error) {
return nil, ErrNotImplemented
}

3
vendor/github.com/containerd/console/console_unix.go generated vendored
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@@ -1,4 +1,5 @@
// +build darwin freebsd linux netbsd openbsd solaris
//go:build darwin || freebsd || linux || netbsd || openbsd || zos
// +build darwin freebsd linux netbsd openbsd zos
/*
Copyright The containerd Authors.

25
vendor/github.com/containerd/console/console_windows.go generated vendored
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@@ -24,12 +24,13 @@ import (
"golang.org/x/sys/windows"
)
var (
vtInputSupported bool
ErrNotImplemented = errors.New("not implemented")
)
var vtInputSupported bool
func (m *master) initStdios() {
// Note: We discard console mode warnings, because in/out can be redirected.
//
// TODO: Investigate opening CONOUT$/CONIN$ to handle this correctly
m.in = windows.Handle(os.Stdin.Fd())
if err := windows.GetConsoleMode(m.in, &m.inMode); err == nil {
// Validate that windows.ENABLE_VIRTUAL_TERMINAL_INPUT is supported, but do not set it.
@@ -39,8 +40,6 @@ func (m *master) initStdios() {
// Unconditionally set the console mode back even on failure because SetConsoleMode
// remembers invalid bits on input handles.
windows.SetConsoleMode(m.in, m.inMode)
} else {
fmt.Printf("failed to get console mode for stdin: %v\n", err)
}
m.out = windows.Handle(os.Stdout.Fd())
@@ -50,8 +49,6 @@ func (m *master) initStdios() {
} else {
windows.SetConsoleMode(m.out, m.outMode)
}
} else {
fmt.Printf("failed to get console mode for stdout: %v\n", err)
}
m.err = windows.Handle(os.Stderr.Fd())
@@ -61,8 +58,6 @@ func (m *master) initStdios() {
} else {
windows.SetConsoleMode(m.err, m.errMode)
}
} else {
fmt.Printf("failed to get console mode for stderr: %v\n", err)
}
}
@@ -94,6 +89,8 @@ func (m *master) SetRaw() error {
}
func (m *master) Reset() error {
var errs []error
for _, s := range []struct {
fd windows.Handle
mode uint32
@@ -103,10 +100,16 @@ func (m *master) Reset() error {
{m.err, m.errMode},
} {
if err := windows.SetConsoleMode(s.fd, s.mode); err != nil {
return fmt.Errorf("unable to restore console mode: %w", err)
// we can't just abort on the first error, otherwise we might leave
// the console in an unexpected state.
errs = append(errs, fmt.Errorf("unable to restore console mode: %w", err))
}
}
if len(errs) > 0 {
return errs[0]
}
return nil
}

163
vendor/github.com/containerd/console/console_zos.go generated vendored
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@@ -1,163 +0,0 @@
// +build zos
/*
Copyright The containerd 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 console
import (
"fmt"
"os"
"golang.org/x/sys/unix"
)
// NewPty creates a new pty pair
// The master is returned as the first console and a string
// with the path to the pty slave is returned as the second
func NewPty() (Console, string, error) {
var f File
var err error
var slave string
for i := 0;; i++ {
ptyp := fmt.Sprintf("/dev/ptyp%04d", i)
f, err = os.OpenFile(ptyp, os.O_RDWR, 0600)
if err == nil {
slave = fmt.Sprintf("/dev/ttyp%04d", i)
break
}
if os.IsNotExist(err) {
return nil, "", err
}
// else probably Resource Busy
}
m, err := newMaster(f)
if err != nil {
return nil, "", err
}
return m, slave, nil
}
type master struct {
f File
original *unix.Termios
}
func (m *master) Read(b []byte) (int, error) {
return m.f.Read(b)
}
func (m *master) Write(b []byte) (int, error) {
return m.f.Write(b)
}
func (m *master) Close() error {
return m.f.Close()
}
func (m *master) Resize(ws WinSize) error {
return tcswinsz(m.f.Fd(), ws)
}
func (m *master) ResizeFrom(c Console) error {
ws, err := c.Size()
if err != nil {
return err
}
return m.Resize(ws)
}
func (m *master) Reset() error {
if m.original == nil {
return nil
}
return tcset(m.f.Fd(), m.original)
}
func (m *master) getCurrent() (unix.Termios, error) {
var termios unix.Termios
if err := tcget(m.f.Fd(), &termios); err != nil {
return unix.Termios{}, err
}
return termios, nil
}
func (m *master) SetRaw() error {
rawState, err := m.getCurrent()
if err != nil {
return err
}
rawState = cfmakeraw(rawState)
rawState.Oflag = rawState.Oflag | unix.OPOST
return tcset(m.f.Fd(), &rawState)
}
func (m *master) DisableEcho() error {
rawState, err := m.getCurrent()
if err != nil {
return err
}
rawState.Lflag = rawState.Lflag &^ unix.ECHO
return tcset(m.f.Fd(), &rawState)
}
func (m *master) Size() (WinSize, error) {
return tcgwinsz(m.f.Fd())
}
func (m *master) Fd() uintptr {
return m.f.Fd()
}
func (m *master) Name() string {
return m.f.Name()
}
// checkConsole checks if the provided file is a console
func checkConsole(f File) error {
var termios unix.Termios
if tcget(f.Fd(), &termios) != nil {
return ErrNotAConsole
}
return nil
}
func newMaster(f File) (Console, error) {
m := &master{
f: f,
}
t, err := m.getCurrent()
if err != nil {
return nil, err
}
m.original = &t
return m, nil
}
// ClearONLCR sets the necessary tty_ioctl(4)s to ensure that a pty pair
// created by us acts normally. In particular, a not-very-well-known default of
// Linux unix98 ptys is that they have +onlcr by default. While this isn't a
// problem for terminal emulators, because we relay data from the terminal we
// also relay that funky line discipline.
func ClearONLCR(fd uintptr) error {
return setONLCR(fd, false)
}
// SetONLCR sets the necessary tty_ioctl(4)s to ensure that a pty pair
// created by us acts as intended for a terminal emulator.
func SetONLCR(fd uintptr) error {
return setONLCR(fd, true)
}

1
vendor/github.com/containerd/console/pty_freebsd_cgo.go generated vendored
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@@ -1,3 +1,4 @@
//go:build freebsd && cgo
// +build freebsd,cgo
/*

1
vendor/github.com/containerd/console/pty_freebsd_nocgo.go generated vendored
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@@ -1,3 +1,4 @@
//go:build freebsd && !cgo
// +build freebsd,!cgo
/*

3
vendor/github.com/containerd/console/pty_unix.go generated vendored
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@@ -1,4 +1,5 @@
// +build darwin linux netbsd openbsd solaris
//go:build darwin || linux || netbsd || openbsd
// +build darwin linux netbsd openbsd
/*
Copyright The containerd Authors.

43
vendor/github.com/containerd/console/pty_zos.go generated vendored Normal file
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@@ -0,0 +1,43 @@
//go:build zos
// +build zos
/*
Copyright The containerd 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 console
import (
"fmt"
"os"
)
// openpt allocates a new pseudo-terminal by opening the first available /dev/ptypXX device
func openpt() (*os.File, error) {
var f *os.File
var err error
for i := 0; ; i++ {
ptyp := fmt.Sprintf("/dev/ptyp%04d", i)
f, err = os.OpenFile(ptyp, os.O_RDWR, 0600)
if err == nil {
break
}
if os.IsNotExist(err) {
return nil, err
}
// else probably Resource Busy
}
return f, nil
}

1
vendor/github.com/containerd/console/tc_freebsd_cgo.go generated vendored
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@@ -1,3 +1,4 @@
//go:build freebsd && cgo
// +build freebsd,cgo
/*

1
vendor/github.com/containerd/console/tc_freebsd_nocgo.go generated vendored
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@@ -1,3 +1,4 @@
//go:build freebsd && !cgo
// +build freebsd,!cgo
/*

1
vendor/github.com/containerd/console/tc_openbsd_cgo.go generated vendored
View File

@@ -1,3 +1,4 @@
//go:build openbsd && cgo
// +build openbsd,cgo
/*

1
vendor/github.com/containerd/console/tc_openbsd_nocgo.go generated vendored
View File

@@ -1,3 +1,4 @@
//go:build openbsd && !cgo
// +build openbsd,!cgo
/*

51
vendor/github.com/containerd/console/tc_solaris_cgo.go generated vendored
View File

@@ -1,51 +0,0 @@
// +build solaris,cgo
/*
Copyright The containerd 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 console
import (
"os"
"golang.org/x/sys/unix"
)
//#include <stdlib.h>
import "C"
const (
cmdTcGet = unix.TCGETS
cmdTcSet = unix.TCSETS
)
// ptsname retrieves the name of the first available pts for the given master.
func ptsname(f *os.File) (string, error) {
ptspath, err := C.ptsname(C.int(f.Fd()))
if err != nil {
return "", err
}
return C.GoString(ptspath), nil
}
// unlockpt unlocks the slave pseudoterminal device corresponding to the master pseudoterminal referred to by f.
// unlockpt should be called before opening the slave side of a pty.
func unlockpt(f *os.File) error {
if _, err := C.grantpt(C.int(f.Fd())); err != nil {
return err
}
return nil
}

47
vendor/github.com/containerd/console/tc_solaris_nocgo.go generated vendored
View File

@@ -1,47 +0,0 @@
// +build solaris,!cgo
/*
Copyright The containerd 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.
*/
//
// Implementing the functions below requires cgo support. Non-cgo stubs
// versions are defined below to enable cross-compilation of source code
// that depends on these functions, but the resultant cross-compiled
// binaries cannot actually be used. If the stub function(s) below are
// actually invoked they will display an error message and cause the
// calling process to exit.
//
package console
import (
"os"
"golang.org/x/sys/unix"
)
const (
cmdTcGet = unix.TCGETS
cmdTcSet = unix.TCSETS
)
func ptsname(f *os.File) (string, error) {
panic("ptsname() support requires cgo.")
}
func unlockpt(f *os.File) error {
panic("unlockpt() support requires cgo.")
}

5
vendor/github.com/containerd/console/tc_unix.go generated vendored
View File

@@ -1,4 +1,5 @@
// +build darwin freebsd linux netbsd openbsd solaris zos
//go:build darwin || freebsd || linux || netbsd || openbsd || zos
// +build darwin freebsd linux netbsd openbsd zos
/*
Copyright The containerd Authors.
@@ -83,7 +84,7 @@ func cfmakeraw(t unix.Termios) unix.Termios {
t.Oflag &^= unix.OPOST
t.Lflag &^= (unix.ECHO | unix.ECHONL | unix.ICANON | unix.ISIG | unix.IEXTEN)
t.Cflag &^= (unix.CSIZE | unix.PARENB)
t.Cflag &^= unix.CS8
t.Cflag |= unix.CS8
t.Cc[unix.VMIN] = 1
t.Cc[unix.VTIME] = 0

13
vendor/github.com/containerd/console/tc_zos.go generated vendored
View File

@@ -17,6 +17,9 @@
package console
import (
"os"
"strings"
"golang.org/x/sys/unix"
)
@@ -24,3 +27,13 @@ const (
cmdTcGet = unix.TCGETS
cmdTcSet = unix.TCSETS
)
// unlockpt is a no-op on zos.
func unlockpt(_ *os.File) error {
return nil
}
// ptsname retrieves the name of the first available pts for the given master.
func ptsname(f *os.File) (string, error) {
return "/dev/ttyp" + strings.TrimPrefix(f.Name(), "/dev/ptyp"), nil
}