package volumes import ( "context" "net/http" "net/url" "strconv" "strings" "github.com/containers/podman/v2/pkg/bindings" "github.com/containers/podman/v2/pkg/domain/entities" jsoniter "github.com/json-iterator/go" ) // Create creates a volume given its configuration. func Create(ctx context.Context, config entities.VolumeCreateOptions) (*entities.VolumeConfigResponse, error) { var ( v entities.VolumeConfigResponse ) conn, err := bindings.GetClient(ctx) if err != nil { return nil, err } createString, err := jsoniter.MarshalToString(config) if err != nil { return nil, err } stringReader := strings.NewReader(createString) response, err := conn.DoRequest(stringReader, http.MethodPost, "/volumes/create", nil, nil) if err != nil { return nil, err } return &v, response.Process(&v) } // Inspect returns low-level information about a volume. func Inspect(ctx context.Context, nameOrID string) (*entities.VolumeConfigResponse, error) { var ( inspect entities.VolumeConfigResponse ) conn, err := bindings.GetClient(ctx) if err != nil { return nil, err } response, err := conn.DoRequest(nil, http.MethodGet, "/volumes/%s/json", nil, nil, nameOrID) if err != nil { return &inspect, err } return &inspect, response.Process(&inspect) } // List returns the configurations for existing volumes in the form of a slice. Optionally, filters // can be used to refine the list of volumes. func List(ctx context.Context, filters map[string][]string) ([]*entities.VolumeListReport, error) { var ( vols []*entities.VolumeListReport ) conn, err := bindings.GetClient(ctx) if err != nil { return nil, err } params := url.Values{} if len(filters) > 0 { strFilters, err := bindings.FiltersToString(filters) if err != nil { return nil, err } params.Set("filters", strFilters) } response, err := conn.DoRequest(nil, http.MethodGet, "/volumes/json", params, nil) if err != nil { return vols, err } return vols, response.Process(&vols) } // Prune removes unused volumes from the local filesystem. func Prune(ctx context.Context) ([]*entities.VolumePruneReport, error) { var ( pruned []*entities.VolumePruneReport ) conn, err := bindings.GetClient(ctx) if err != nil { return nil, err } response, err := conn.DoRequest(nil, http.MethodPost, "/volumes/prune", nil, nil) if err != nil { return nil, err } return pruned, response.Process(&pruned) } // Remove deletes the given volume from storage. The optional force parameter // is used to remove a volume even if it is being used by a container. func Remove(ctx context.Context, nameOrID string, force *bool) error { conn, err := bindings.GetClient(ctx) if err != nil { return err } params := url.Values{} if force != nil { params.Set("force", strconv.FormatBool(*force)) } response, err := conn.DoRequest(nil, http.MethodDelete, "/volumes/%s", params, nil, nameOrID) if err != nil { return err } return response.Process(nil) }