77 lines
2.0 KiB
Go
77 lines
2.0 KiB
Go
/*
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Copyright The containerd Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package client
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import (
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"bytes"
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"context"
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"io"
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"strconv"
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"github.com/containerd/containerd/v2/core/containers"
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"github.com/containerd/containerd/v2/oci"
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"github.com/containerd/containerd/v2/pkg/cio"
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specs "github.com/opencontainers/runtime-spec/specs-go"
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)
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const newLine = "\r\n"
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func withExitStatus(es int) oci.SpecOpts {
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return func(_ context.Context, _ oci.Client, _ *containers.Container, s *specs.Spec) error {
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s.Process.Args = []string{"cmd", "/c", "exit", strconv.Itoa(es)}
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return nil
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}
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}
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func withProcessArgs(args ...string) oci.SpecOpts {
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return oci.WithProcessArgs(append([]string{"cmd", "/c"}, args...)...)
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}
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func withCat() oci.SpecOpts {
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return oci.WithProcessArgs("cmd", "/c", "more")
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}
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func withTrue() oci.SpecOpts {
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return oci.WithProcessArgs("cmd", "/c")
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}
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func withExecExitStatus(s *specs.Process, es int) {
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s.Args = []string{"cmd", "/c", "exit", strconv.Itoa(es)}
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}
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func withExecArgs(s *specs.Process, args ...string) {
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s.Args = append([]string{"cmd", "/c"}, args...)
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}
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type bytesBuffer struct {
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*bytes.Buffer
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}
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// Close is a noop operation.
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func (b bytesBuffer) Close() error {
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return nil
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}
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func newDirectIO(ctx context.Context, terminal bool) (*directIO, error) {
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readb := bytesBuffer{bytes.NewBuffer(nil)}
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writeb := io.NopCloser(bytes.NewBuffer(nil))
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errb := io.NopCloser(bytes.NewBuffer(nil))
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dio := cio.NewDirectIO(readb, writeb, errb, terminal)
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return &directIO{DirectIO: *dio}, nil
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}
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