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Diffstat (limited to 'vendor/k8s.io/utils')
| -rw-r--r-- | vendor/k8s.io/utils/LICENSE | 202 | ||||
| -rw-r--r-- | vendor/k8s.io/utils/README.md | 57 | ||||
| -rw-r--r-- | vendor/k8s.io/utils/exec/doc.go | 18 | ||||
| -rw-r--r-- | vendor/k8s.io/utils/exec/exec.go | 215 |
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diff --git a/vendor/k8s.io/utils/LICENSE b/vendor/k8s.io/utils/LICENSE deleted file mode 100644 index d64569567..000000000 --- a/vendor/k8s.io/utils/LICENSE +++ /dev/null @@ -1,202 +0,0 @@ - - Apache License - Version 2.0, January 2004 - http://www.apache.org/licenses/ - - TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION - - 1. Definitions. - - "License" shall mean the terms and conditions for use, reproduction, - and distribution as defined by Sections 1 through 9 of this document. - - "Licensor" shall mean the copyright owner or entity authorized by - the copyright owner that is granting the License. - - "Legal Entity" shall mean the union of the acting entity and all - other entities that control, are controlled by, or are under common - control with that entity. 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We also recommend that a - file or class name and description of purpose be included on the - same "printed page" as the copyright notice for easier - identification within third-party archives. - - Copyright [yyyy] [name of copyright owner] - - 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. diff --git a/vendor/k8s.io/utils/README.md b/vendor/k8s.io/utils/README.md deleted file mode 100644 index 3765eed26..000000000 --- a/vendor/k8s.io/utils/README.md +++ /dev/null @@ -1,57 +0,0 @@ -# Utils - -[![Build Status]](https://travis-ci.org/kubernetes/utils) [](https://godoc.org/k8s.io/utils) - -A set of Go libraries that provide low-level, -kubernetes-independent packages supplementing the [Go -standard libs]. - -## Purpose - -As Kubernetes grows and spins functionality out of its -[core] and into cooperating repositories like -[apiserver], [kubectl], [kubeadm], etc., the need -arises for leaf repositories to house shared code and -avoid cycles in repository relationships. - -This repository is intended to hold shared utilities -with no Kubernetes dependence that may be of interest -to any Go project. See these [instructions for moving] -an existing package to this repository. - - -## Criteria for adding code here - -- Used by multiple Kubernetes repositories. - -- Full unit test coverage. - -- Go tools compliant (`go get`, `go test`, etc.). - -- Complex enough to be worth vendoring, rather than copying. - -- Stable, or backward compatible, API. - -- _No dependence on any Kubernetes repository_. - -## Libraries - -- [Exec](/exec) provides an interface for `os/exec`. It makes it easier - to mock and replace in tests, especially with - the [FakeExec](exec/testing/fake_exec.go) struct. - -- [Temp](/temp) provides an interface to create temporary directories. It also - provides a [FakeDir](temp/temptest) implementation to replace in tests. - -- [Clock](/clock) provides an interface for time-based operations. It allows - mocking time for testing. - -[Build Status]: https://travis-ci.org/kubernetes/utils.svg?branch=master -[Go standard libs]: https://golang.org/pkg/#stdlib -[api]: https://github.com/kubernetes/api -[apiserver]: https://github.com/kubernetes/apiserver -[core]: https://github.com/kubernetes/kubernetes -[ingress]: https://github.com/kubernetes/ingress -[kubeadm]: https://github.com/kubernetes/kubeadm -[kubectl]: https://github.com/kubernetes/kubectl -[instructions for moving]: ./HOWTOMOVE.md diff --git a/vendor/k8s.io/utils/exec/doc.go b/vendor/k8s.io/utils/exec/doc.go deleted file mode 100644 index cbb44bdb5..000000000 --- a/vendor/k8s.io/utils/exec/doc.go +++ /dev/null @@ -1,18 +0,0 @@ -/* -Copyright 2017 The Kubernetes 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 exec provides an injectable interface and implementations for running commands. -package exec // import "k8s.io/utils/exec" diff --git a/vendor/k8s.io/utils/exec/exec.go b/vendor/k8s.io/utils/exec/exec.go deleted file mode 100644 index 07735d881..000000000 --- a/vendor/k8s.io/utils/exec/exec.go +++ /dev/null @@ -1,215 +0,0 @@ -/* -Copyright 2017 The Kubernetes 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 exec - -import ( - "context" - "io" - osexec "os/exec" - "syscall" - "time" -) - -// ErrExecutableNotFound is returned if the executable is not found. -var ErrExecutableNotFound = osexec.ErrNotFound - -// Interface is an interface that presents a subset of the os/exec API. Use this -// when you want to inject fakeable/mockable exec behavior. -type Interface interface { - // Command returns a Cmd instance which can be used to run a single command. - // This follows the pattern of package os/exec. - Command(cmd string, args ...string) Cmd - - // CommandContext returns a Cmd instance which can be used to run a single command. - // - // The provided context is used to kill the process if the context becomes done - // before the command completes on its own. For example, a timeout can be set in - // the context. - CommandContext(ctx context.Context, cmd string, args ...string) Cmd - - // LookPath wraps os/exec.LookPath - LookPath(file string) (string, error) -} - -// Cmd is an interface that presents an API that is very similar to Cmd from os/exec. -// As more functionality is needed, this can grow. Since Cmd is a struct, we will have -// to replace fields with get/set method pairs. -type Cmd interface { - // Run runs the command to the completion. - Run() error - // CombinedOutput runs the command and returns its combined standard output - // and standard error. This follows the pattern of package os/exec. - CombinedOutput() ([]byte, error) - // Output runs the command and returns standard output, but not standard err - Output() ([]byte, error) - SetDir(dir string) - SetStdin(in io.Reader) - SetStdout(out io.Writer) - SetStderr(out io.Writer) - // Stops the command by sending SIGTERM. It is not guaranteed the - // process will stop before this function returns. If the process is not - // responding, an internal timer function will send a SIGKILL to force - // terminate after 10 seconds. - Stop() -} - -// ExitError is an interface that presents an API similar to os.ProcessState, which is -// what ExitError from os/exec is. This is designed to make testing a bit easier and -// probably loses some of the cross-platform properties of the underlying library. -type ExitError interface { - String() string - Error() string - Exited() bool - ExitStatus() int -} - -// Implements Interface in terms of really exec()ing. -type executor struct{} - -// New returns a new Interface which will os/exec to run commands. -func New() Interface { - return &executor{} -} - -// Command is part of the Interface interface. -func (executor *executor) Command(cmd string, args ...string) Cmd { - return (*cmdWrapper)(osexec.Command(cmd, args...)) -} - -// CommandContext is part of the Interface interface. -func (executor *executor) CommandContext(ctx context.Context, cmd string, args ...string) Cmd { - return (*cmdWrapper)(osexec.CommandContext(ctx, cmd, args...)) -} - -// LookPath is part of the Interface interface -func (executor *executor) LookPath(file string) (string, error) { - return osexec.LookPath(file) -} - -// Wraps exec.Cmd so we can capture errors. -type cmdWrapper osexec.Cmd - -var _ Cmd = &cmdWrapper{} - -func (cmd *cmdWrapper) SetDir(dir string) { - cmd.Dir = dir -} - -func (cmd *cmdWrapper) SetStdin(in io.Reader) { - cmd.Stdin = in -} - -func (cmd *cmdWrapper) SetStdout(out io.Writer) { - cmd.Stdout = out -} - -func (cmd *cmdWrapper) SetStderr(out io.Writer) { - cmd.Stderr = out -} - -// Run is part of the Cmd interface. -func (cmd *cmdWrapper) Run() error { - err := (*osexec.Cmd)(cmd).Run() - return handleError(err) -} - -// CombinedOutput is part of the Cmd interface. -func (cmd *cmdWrapper) CombinedOutput() ([]byte, error) { - out, err := (*osexec.Cmd)(cmd).CombinedOutput() - return out, handleError(err) -} - -func (cmd *cmdWrapper) Output() ([]byte, error) { - out, err := (*osexec.Cmd)(cmd).Output() - return out, handleError(err) -} - -// Stop is part of the Cmd interface. -func (cmd *cmdWrapper) Stop() { - c := (*osexec.Cmd)(cmd) - - if c.Process == nil { - return - } - - c.Process.Signal(syscall.SIGTERM) - - time.AfterFunc(10*time.Second, func() { - if !c.ProcessState.Exited() { - c.Process.Signal(syscall.SIGKILL) - } - }) -} - -func handleError(err error) error { - if err == nil { - return nil - } - - switch e := err.(type) { - case *osexec.ExitError: - return &ExitErrorWrapper{e} - case *osexec.Error: - if e.Err == osexec.ErrNotFound { - return ErrExecutableNotFound - } - } - - return err -} - -// ExitErrorWrapper is an implementation of ExitError in terms of os/exec ExitError. -// Note: standard exec.ExitError is type *os.ProcessState, which already implements Exited(). -type ExitErrorWrapper struct { - *osexec.ExitError -} - -var _ ExitError = &ExitErrorWrapper{} - -// ExitStatus is part of the ExitError interface. -func (eew ExitErrorWrapper) ExitStatus() int { - ws, ok := eew.Sys().(syscall.WaitStatus) - if !ok { - panic("can't call ExitStatus() on a non-WaitStatus exitErrorWrapper") - } - return ws.ExitStatus() -} - -// CodeExitError is an implementation of ExitError consisting of an error object -// and an exit code (the upper bits of os.exec.ExitStatus). -type CodeExitError struct { - Err error - Code int -} - -var _ ExitError = CodeExitError{} - -func (e CodeExitError) Error() string { - return e.Err.Error() -} - -func (e CodeExitError) String() string { - return e.Err.Error() -} - -func (e CodeExitError) Exited() bool { - return true -} - -func (e CodeExitError) ExitStatus() int { - return e.Code -} |