Files
virtual-kubelet/vendor/github.com/hyperhq/hyper-api/client/snapshot.go
2017-12-05 17:53:58 -06:00

74 lines
2.0 KiB
Go

package client
import (
"context"
"encoding/json"
"net/http"
"net/url"
"github.com/hyperhq/hyper-api/types"
"github.com/hyperhq/hyper-api/types/filters"
)
// SnapshotList returns the snapshots configured in the docker host.
func (cli *Client) SnapshotList(ctx context.Context, filter filters.Args) (types.SnapshotsListResponse, error) {
var snapshots types.SnapshotsListResponse
query := url.Values{}
if filter.Len() > 0 {
filterJSON, err := filters.ToParam(filter)
if err != nil {
return snapshots, err
}
query.Set("filters", filterJSON)
}
resp, err := cli.get(ctx, "/snapshots", query, nil)
if err != nil {
return snapshots, err
}
err = json.NewDecoder(resp.body).Decode(&snapshots)
ensureReaderClosed(resp)
return snapshots, err
}
// SnapshotInspect returns the information about a specific snapshot in the docker host.
func (cli *Client) SnapshotInspect(ctx context.Context, snapshotID string) (types.Snapshot, error) {
var snapshot types.Snapshot
resp, err := cli.get(ctx, "/snapshots/"+snapshotID, nil, nil)
if err != nil {
if resp.statusCode == http.StatusNotFound {
return snapshot, snapshotNotFoundError{snapshotID}
}
return snapshot, err
}
err = json.NewDecoder(resp.body).Decode(&snapshot)
ensureReaderClosed(resp)
return snapshot, err
}
// SnapshotCreate creates a snapshot in the docker host.
func (cli *Client) SnapshotCreate(ctx context.Context, options types.SnapshotCreateRequest) (types.Snapshot, error) {
var snapshot types.Snapshot
v := url.Values{}
v.Set("volume", options.Volume)
v.Set("name", options.Name)
if options.Force {
v.Set("force", "true")
}
resp, err := cli.post(ctx, "/snapshots/create", v, options, nil)
if err != nil {
return snapshot, err
}
err = json.NewDecoder(resp.body).Decode(&snapshot)
ensureReaderClosed(resp)
return snapshot, err
}
// SnapshotRemove removes a snapshot from the docker host.
func (cli *Client) SnapshotRemove(ctx context.Context, snapshotID string) error {
resp, err := cli.delete(ctx, "/snapshots/"+snapshotID, nil, nil)
ensureReaderClosed(resp)
return err
}