headscale/integration/integrationutil/util.go

96 lines
1.8 KiB
Go

package integrationutil
import (
"archive/tar"
"bytes"
"fmt"
"io"
"path/filepath"
"github.com/juanfont/headscale/integration/dockertestutil"
"github.com/ory/dockertest/v3"
"github.com/ory/dockertest/v3/docker"
)
func WriteFileToContainer(
pool *dockertest.Pool,
container *dockertest.Resource,
path string,
data []byte,
) error {
dirPath, fileName := filepath.Split(path)
file := bytes.NewReader(data)
buf := bytes.NewBuffer([]byte{})
tarWriter := tar.NewWriter(buf)
header := &tar.Header{
Name: fileName,
Size: file.Size(),
// Mode: int64(stat.Mode()),
// ModTime: stat.ModTime(),
}
err := tarWriter.WriteHeader(header)
if err != nil {
return fmt.Errorf("failed write file header to tar: %w", err)
}
_, err = io.Copy(tarWriter, file)
if err != nil {
return fmt.Errorf("failed to copy file to tar: %w", err)
}
err = tarWriter.Close()
if err != nil {
return fmt.Errorf("failed to close tar: %w", err)
}
// Ensure the directory is present inside the container
_, _, err = dockertestutil.ExecuteCommand(
container,
[]string{"mkdir", "-p", dirPath},
[]string{},
)
if err != nil {
return fmt.Errorf("failed to ensure directory: %w", err)
}
err = pool.Client.UploadToContainer(
container.Container.ID,
docker.UploadToContainerOptions{
NoOverwriteDirNonDir: false,
Path: dirPath,
InputStream: bytes.NewReader(buf.Bytes()),
},
)
if err != nil {
return err
}
return nil
}
func FetchPathFromContainer(
pool *dockertest.Pool,
container *dockertest.Resource,
path string,
) ([]byte, error) {
buf := bytes.NewBuffer([]byte{})
err := pool.Client.DownloadFromContainer(
container.Container.ID,
docker.DownloadFromContainerOptions{
OutputStream: buf,
Path: path,
},
)
if err != nil {
return nil, err
}
return buf.Bytes(), nil
}