go_study/fabric-main/vendor/github.com/fsouza/go-dockerclient/container_copy.go

51 lines
1.4 KiB
Go

package docker
import (
"context"
"errors"
"fmt"
"io"
"net/http"
)
// CopyFromContainerOptions contains the set of options used for copying
// files from a container.
//
// Deprecated: Use DownloadFromContainerOptions and DownloadFromContainer instead.
type CopyFromContainerOptions struct {
OutputStream io.Writer `json:"-"`
Container string `json:"-"`
Resource string
Context context.Context `json:"-"`
}
// CopyFromContainer copies files from a container.
//
// Deprecated: Use DownloadFromContainer and DownloadFromContainer instead.
func (c *Client) CopyFromContainer(opts CopyFromContainerOptions) error {
if opts.Container == "" {
return &NoSuchContainer{ID: opts.Container}
}
if c.serverAPIVersion == nil {
c.checkAPIVersion()
}
if c.serverAPIVersion != nil && c.serverAPIVersion.GreaterThanOrEqualTo(apiVersion124) {
return errors.New("go-dockerclient: CopyFromContainer is no longer available in Docker >= 1.12, use DownloadFromContainer instead")
}
url := fmt.Sprintf("/containers/%s/copy", opts.Container)
resp, err := c.do(http.MethodPost, url, doOptions{
data: opts,
context: opts.Context,
})
if err != nil {
var e *Error
if errors.As(err, &e) && e.Status == http.StatusNotFound {
return &NoSuchContainer{ID: opts.Container}
}
return err
}
defer resp.Body.Close()
_, err = io.Copy(opts.OutputStream, resp.Body)
return err
}