moby/client/image_prune.go
Yong Tang a6be56b54e Convert DanglingOnly to Filters for docker image prune
This fix convert DanglingOnly in ImagesPruneConfig to Filters,
so that it is possible to maintain API compatibility in the future.

Several integration tests have been added to cover changes.

This fix is related to 28497.

A follow up to this PR will be done once this PR is merged.

Signed-off-by: Yong Tang <yong.tang.github@outlook.com>
2016-12-02 20:08:49 -08:00

36 lines
869 B
Go

package client
import (
"encoding/json"
"fmt"
"github.com/docker/docker/api/types"
"github.com/docker/docker/api/types/filters"
"golang.org/x/net/context"
)
// ImagesPrune requests the daemon to delete unused data
func (cli *Client) ImagesPrune(ctx context.Context, pruneFilters filters.Args) (types.ImagesPruneReport, error) {
var report types.ImagesPruneReport
if err := cli.NewVersionError("1.25", "image prune"); err != nil {
return report, err
}
query, err := getFiltersQuery(pruneFilters)
if err != nil {
return report, err
}
serverResp, err := cli.post(ctx, "/images/prune", query, nil, nil)
if err != nil {
return report, err
}
defer ensureReaderClosed(serverResp)
if err := json.NewDecoder(serverResp.body).Decode(&report); err != nil {
return report, fmt.Errorf("Error retrieving disk usage: %v", err)
}
return report, nil
}