diff options
-rwxr-xr-x | API.md | 9 | ||||
-rw-r--r-- | cmd/podman/images.go | 81 | ||||
-rw-r--r-- | cmd/podman/varlink/io.podman.varlink | 5 | ||||
-rw-r--r-- | libpod/image/filters.go (renamed from cmd/podman/imagefilters/filters.go) | 83 | ||||
-rw-r--r-- | libpod/image/image.go | 13 | ||||
-rw-r--r-- | pkg/adapter/runtime.go | 15 | ||||
-rw-r--r-- | pkg/adapter/runtime_remote.go | 22 | ||||
-rw-r--r-- | pkg/varlinkapi/images.go | 34 |
8 files changed, 167 insertions, 95 deletions
@@ -123,6 +123,8 @@ in the [API.md](https://github.com/containers/libpod/blob/master/API.md) file in [func ListImages() Image](#ListImages) +[func ListImagesWithFilters(filters: []string) Image](#ListImagesWithFilters) + [func ListPods() ListPodData](#ListPods) [func LoadImage(name: string, inputFile: string, quiet: bool, deleteFile: bool) MoreResponse](#LoadImage) @@ -892,6 +894,13 @@ See also [GetContainer](#GetContainer). method ListImages() [Image](#Image)</div> ListImages returns information about the images that are currently in storage. See also [InspectImage](#InspectImage). +### <a name="ListImagesWithFilters"></a>func ListImagesWithFilters +<div style="background-color: #E8E8E8; padding: 15px; margin: 10px; border-radius: 10px;"> + +method ListImagesWithFilters(filters: [[]string](#[]string)) [Image](#Image)</div> +ListImagesWithFilters returns information about the images that are currently in storage +after one or more filters has been applied. +See also [InspectImage](#InspectImage). ### <a name="ListPods"></a>func ListPods <div style="background-color: #E8E8E8; padding: 15px; margin: 10px; border-radius: 10px;"> diff --git a/cmd/podman/images.go b/cmd/podman/images.go index 6b16272f4..e42546a55 100644 --- a/cmd/podman/images.go +++ b/cmd/podman/images.go @@ -5,14 +5,12 @@ import ( "fmt" "reflect" "sort" - "strconv" "strings" "time" "unicode" "github.com/containers/buildah/pkg/formats" "github.com/containers/libpod/cmd/podman/cliconfig" - "github.com/containers/libpod/cmd/podman/imagefilters" "github.com/containers/libpod/libpod/image" "github.com/containers/libpod/pkg/adapter" "github.com/docker/go-units" @@ -138,10 +136,10 @@ func init() { func imagesCmd(c *cliconfig.ImagesValues) error { var ( - filterFuncs []imagefilters.ResultFilter - image string + image string ) + ctx := getContext() runtime, err := adapter.GetRuntime(getContext(), &c.PodmanCommand) if err != nil { return errors.Wrapf(err, "Could not get runtime") @@ -156,15 +154,9 @@ func imagesCmd(c *cliconfig.ImagesValues) error { if len(c.Filter) > 0 && image != "" { return errors.New("can not specify an image and a filter") } - ctx := getContext() - - if len(c.Filter) > 0 { - filterFuncs, err = CreateFilterFuncs(ctx, runtime, c.Filter, nil) - } else { - filterFuncs, err = CreateFilterFuncs(ctx, runtime, []string{fmt.Sprintf("reference=%s", image)}, nil) - } - if err != nil { - return err + filters := c.Filter + if len(filters) < 1 { + filters = append(filters, fmt.Sprintf("reference=%s", image)) } opts := imagesOptions{ @@ -179,26 +171,17 @@ func imagesCmd(c *cliconfig.ImagesValues) error { } opts.outputformat = opts.setOutputFormat() - images, err := runtime.GetImages() + filteredImages, err := runtime.GetFilteredImages(filters, false) if err != nil { return errors.Wrapf(err, "unable to get images") } - for _, image := range images { + for _, image := range filteredImages { if image.IsReadOnly() { opts.outputformat += "{{.ReadOnly}}\t" break } } - - var filteredImages []*adapter.ContainerImage - //filter the images - if len(c.Filter) > 0 || len(c.InputArgs) == 1 { - filteredImages = imagefilters.FilterImages(images, filterFuncs) - } else { - filteredImages = images - } - return generateImagesOutput(ctx, filteredImages, opts) } @@ -392,53 +375,3 @@ func GenImageOutputMap() map[string]string { } return values } - -// CreateFilterFuncs returns an array of filter functions based on the user inputs -// and is later used to filter images for output -func CreateFilterFuncs(ctx context.Context, r *adapter.LocalRuntime, filters []string, img *adapter.ContainerImage) ([]imagefilters.ResultFilter, error) { - var filterFuncs []imagefilters.ResultFilter - for _, filter := range filters { - splitFilter := strings.Split(filter, "=") - if len(splitFilter) < 2 { - return nil, errors.Errorf("invalid filter syntax %s", filter) - } - switch splitFilter[0] { - case "before": - before, err := r.NewImageFromLocal(splitFilter[1]) - if err != nil { - return nil, errors.Wrapf(err, "unable to find image %s in local stores", splitFilter[1]) - } - filterFuncs = append(filterFuncs, imagefilters.CreatedBeforeFilter(before.Created())) - case "after": - after, err := r.NewImageFromLocal(splitFilter[1]) - if err != nil { - return nil, errors.Wrapf(err, "unable to find image %s in local stores", splitFilter[1]) - } - filterFuncs = append(filterFuncs, imagefilters.CreatedAfterFilter(after.Created())) - case "readonly": - readonly, err := strconv.ParseBool(splitFilter[1]) - if err != nil { - return nil, errors.Wrapf(err, "invalid filter readonly=%s", splitFilter[1]) - } - filterFuncs = append(filterFuncs, imagefilters.ReadOnlyFilter(readonly)) - case "dangling": - danglingImages, err := strconv.ParseBool(splitFilter[1]) - if err != nil { - return nil, errors.Wrapf(err, "invalid filter dangling=%s", splitFilter[1]) - } - filterFuncs = append(filterFuncs, imagefilters.DanglingFilter(danglingImages)) - case "label": - labelFilter := strings.Join(splitFilter[1:], "=") - filterFuncs = append(filterFuncs, imagefilters.LabelFilter(ctx, labelFilter)) - case "reference": - referenceFilter := strings.Join(splitFilter[1:], "=") - filterFuncs = append(filterFuncs, imagefilters.ReferenceFilter(ctx, referenceFilter)) - default: - return nil, errors.Errorf("invalid filter %s ", splitFilter[0]) - } - } - if img != nil { - filterFuncs = append(filterFuncs, imagefilters.OutputImageFilter(img)) - } - return filterFuncs, nil -} diff --git a/cmd/podman/varlink/io.podman.varlink b/cmd/podman/varlink/io.podman.varlink index a3fd27ed6..2251050c3 100644 --- a/cmd/podman/varlink/io.podman.varlink +++ b/cmd/podman/varlink/io.podman.varlink @@ -784,6 +784,11 @@ method DeleteStoppedContainers() -> (containers: []string) # See also [InspectImage](#InspectImage). method ListImages() -> (images: []Image) +# ListImagesWithFilters returns information about the images that are currently in storage +# after one or more filters has been applied. +# See also [InspectImage](#InspectImage). +method ListImagesWithFilters(filters: []string) -> (images: []Image) + # GetImage returns information about a single image in storage. # If the image caGetImage returns be found, [ImageNotFound](#ImageNotFound) will be returned. method GetImage(id: string) -> (image: Image) diff --git a/cmd/podman/imagefilters/filters.go b/libpod/image/filters.go index 0b08314ce..d545f1bfc 100644 --- a/cmd/podman/imagefilters/filters.go +++ b/libpod/image/filters.go @@ -1,29 +1,30 @@ -package imagefilters +package image import ( "context" "fmt" + "github.com/pkg/errors" "path/filepath" + "strconv" "strings" "time" - "github.com/containers/libpod/pkg/adapter" "github.com/containers/libpod/pkg/inspect" "github.com/sirupsen/logrus" ) // ResultFilter is a mock function for image filtering -type ResultFilter func(*adapter.ContainerImage) bool +type ResultFilter func(*Image) bool // Filter is a function to determine whether an image is included in // command output. Images to be outputted are tested using the function. A true // return will include the image, a false return will exclude it. -type Filter func(*adapter.ContainerImage, *inspect.ImageData) bool +type Filter func(*Image, *inspect.ImageData) bool // CreatedBeforeFilter allows you to filter on images created before // the given time.Time func CreatedBeforeFilter(createTime time.Time) ResultFilter { - return func(i *adapter.ContainerImage) bool { + return func(i *Image) bool { return i.Created().Before(createTime) } } @@ -31,14 +32,14 @@ func CreatedBeforeFilter(createTime time.Time) ResultFilter { // CreatedAfterFilter allows you to filter on images created after // the given time.Time func CreatedAfterFilter(createTime time.Time) ResultFilter { - return func(i *adapter.ContainerImage) bool { + return func(i *Image) bool { return i.Created().After(createTime) } } // DanglingFilter allows you to filter images for dangling images func DanglingFilter(danglingImages bool) ResultFilter { - return func(i *adapter.ContainerImage) bool { + return func(i *Image) bool { if danglingImages { return i.Dangling() } @@ -48,7 +49,7 @@ func DanglingFilter(danglingImages bool) ResultFilter { // ReadOnlyFilter allows you to filter images based on read/only and read/write func ReadOnlyFilter(readOnly bool) ResultFilter { - return func(i *adapter.ContainerImage) bool { + return func(i *Image) bool { if readOnly { return i.IsReadOnly() } @@ -59,7 +60,7 @@ func ReadOnlyFilter(readOnly bool) ResultFilter { // LabelFilter allows you to filter by images labels key and/or value func LabelFilter(ctx context.Context, labelfilter string) ResultFilter { // We need to handle both label=key and label=key=value - return func(i *adapter.ContainerImage) bool { + return func(i *Image) bool { var value string splitFilter := strings.Split(labelfilter, "=") key := splitFilter[0] @@ -83,7 +84,10 @@ func LabelFilter(ctx context.Context, labelfilter string) ResultFilter { func ReferenceFilter(ctx context.Context, referenceFilter string) ResultFilter { filter := fmt.Sprintf("*%s*", referenceFilter) filter = strings.Replace(filter, "/", "|", -1) - return func(i *adapter.ContainerImage) bool { + return func(i *Image) bool { + if len(referenceFilter) < 1 { + return true + } for _, name := range i.Names() { newName := strings.Replace(name, "/", "|", -1) match, err := filepath.Match(filter, newName) @@ -99,15 +103,15 @@ func ReferenceFilter(ctx context.Context, referenceFilter string) ResultFilter { } // OutputImageFilter allows you to filter by an a specific image name -func OutputImageFilter(userImage *adapter.ContainerImage) ResultFilter { - return func(i *adapter.ContainerImage) bool { +func OutputImageFilter(userImage *Image) ResultFilter { + return func(i *Image) bool { return userImage.ID() == i.ID() } } // FilterImages filters images using a set of predefined filter funcs -func FilterImages(images []*adapter.ContainerImage, filters []ResultFilter) []*adapter.ContainerImage { - var filteredImages []*adapter.ContainerImage +func FilterImages(images []*Image, filters []ResultFilter) []*Image { + var filteredImages []*Image for _, image := range images { include := true for _, filter := range filters { @@ -119,3 +123,54 @@ func FilterImages(images []*adapter.ContainerImage, filters []ResultFilter) []*a } return filteredImages } + +// createFilterFuncs returns an array of filter functions based on the user inputs +// and is later used to filter images for output +func (ir *Runtime) createFilterFuncs(filters []string, img *Image) ([]ResultFilter, error) { + var filterFuncs []ResultFilter + ctx := context.Background() + for _, filter := range filters { + splitFilter := strings.Split(filter, "=") + if len(splitFilter) < 2 { + return nil, errors.Errorf("invalid filter syntax %s", filter) + } + switch splitFilter[0] { + case "before": + before, err := ir.NewFromLocal(splitFilter[1]) + if err != nil { + return nil, errors.Wrapf(err, "unable to find image %s in local stores", splitFilter[1]) + } + filterFuncs = append(filterFuncs, CreatedBeforeFilter(before.Created())) + case "after": + after, err := ir.NewFromLocal(splitFilter[1]) + if err != nil { + return nil, errors.Wrapf(err, "unable to find image %s in local stores", splitFilter[1]) + } + filterFuncs = append(filterFuncs, CreatedAfterFilter(after.Created())) + case "readonly": + readonly, err := strconv.ParseBool(splitFilter[1]) + if err != nil { + return nil, errors.Wrapf(err, "invalid filter readonly=%s", splitFilter[1]) + } + filterFuncs = append(filterFuncs, ReadOnlyFilter(readonly)) + case "dangling": + danglingImages, err := strconv.ParseBool(splitFilter[1]) + if err != nil { + return nil, errors.Wrapf(err, "invalid filter dangling=%s", splitFilter[1]) + } + filterFuncs = append(filterFuncs, DanglingFilter(danglingImages)) + case "label": + labelFilter := strings.Join(splitFilter[1:], "=") + filterFuncs = append(filterFuncs, LabelFilter(ctx, labelFilter)) + case "reference": + referenceFilter := strings.Join(splitFilter[1:], "=") + filterFuncs = append(filterFuncs, ReferenceFilter(ctx, referenceFilter)) + default: + return nil, errors.Errorf("invalid filter %s ", splitFilter[0]) + } + } + if img != nil { + filterFuncs = append(filterFuncs, OutputImageFilter(img)) + } + return filterFuncs, nil +} diff --git a/libpod/image/image.go b/libpod/image/image.go index 129ccd376..c8583a1c5 100644 --- a/libpod/image/image.go +++ b/libpod/image/image.go @@ -216,6 +216,19 @@ func (ir *Runtime) Shutdown(force bool) error { return err } +// GetImagesWithFilters gets images with a series of filters applied +func (ir *Runtime) GetImagesWithFilters(filters []string) ([]*Image, error) { + filterFuncs, err := ir.createFilterFuncs(filters, nil) + if err != nil { + return nil, err + } + images, err := ir.GetImages() + if err != nil { + return nil, err + } + return FilterImages(images, filterFuncs), nil +} + func (i *Image) reloadImage() error { newImage, err := i.imageruntime.getImage(i.ID()) if err != nil { diff --git a/pkg/adapter/runtime.go b/pkg/adapter/runtime.go index 069283bde..ac843b655 100644 --- a/pkg/adapter/runtime.go +++ b/pkg/adapter/runtime.go @@ -84,6 +84,15 @@ func getRuntime(runtime *libpod.Runtime) (*LocalRuntime, error) { }, nil } +// GetFilterImages returns a slice of images in containerimages that are "filtered" +func (r *LocalRuntime) GetFilteredImages(filters []string, rwOnly bool) ([]*ContainerImage, error) { + images, err := r.ImageRuntime().GetImagesWithFilters(filters) + if err != nil { + return nil, err + } + return r.ImagestoContainerImages(images, rwOnly) +} + // GetImages returns a slice of images in containerimages func (r *LocalRuntime) GetImages() ([]*ContainerImage, error) { return r.getImages(false) @@ -95,11 +104,15 @@ func (r *LocalRuntime) GetRWImages() ([]*ContainerImage, error) { } func (r *LocalRuntime) getImages(rwOnly bool) ([]*ContainerImage, error) { - var containerImages []*ContainerImage images, err := r.Runtime.ImageRuntime().GetImages() if err != nil { return nil, err } + return r.ImagestoContainerImages(images, rwOnly) +} + +func (r *LocalRuntime) ImagestoContainerImages(images []*image.Image, rwOnly bool) ([]*ContainerImage, error) { + var containerImages []*ContainerImage for _, i := range images { if rwOnly && i.IsReadOnly() { continue diff --git a/pkg/adapter/runtime_remote.go b/pkg/adapter/runtime_remote.go index f9232897c..87b4999ce 100644 --- a/pkg/adapter/runtime_remote.go +++ b/pkg/adapter/runtime_remote.go @@ -200,6 +200,28 @@ func (r *LocalRuntime) GetRWImages() ([]*ContainerImage, error) { return r.getImages(true) } +func (r *LocalRuntime) GetFilteredImages(filters []string, rwOnly bool) ([]*ContainerImage, error) { + var newImages []*ContainerImage + images, err := iopodman.ListImagesWithFilters().Call(r.Conn, filters) + if err != nil { + return nil, err + } + for _, i := range images { + if rwOnly && i.ReadOnly { + continue + } + name := i.Id + if len(i.RepoTags) > 1 { + name = i.RepoTags[0] + } + newImage, err := imageInListToContainerImage(i, name, r) + if err != nil { + return nil, err + } + newImages = append(newImages, newImage) + } + return newImages, nil +} func (r *LocalRuntime) getImages(rwOnly bool) ([]*ContainerImage, error) { var newImages []*ContainerImage images, err := iopodman.ListImages().Call(r.Conn) diff --git a/pkg/varlinkapi/images.go b/pkg/varlinkapi/images.go index 604a455a5..1d46c5b71 100644 --- a/pkg/varlinkapi/images.go +++ b/pkg/varlinkapi/images.go @@ -35,26 +35,34 @@ import ( "github.com/sirupsen/logrus" ) -// ListImages lists all the images in the store -// It requires no inputs. -func (i *LibpodAPI) ListImages(call iopodman.VarlinkCall) error { - images, err := i.Runtime.ImageRuntime().GetImages() +// ListImagesWithFilters returns a list of images that have been filtered +func (i *LibpodAPI) ListImagesWithFilters(call iopodman.VarlinkCall, filters []string) error { + images, err := i.Runtime.ImageRuntime().GetImagesWithFilters(filters) if err != nil { return call.ReplyErrorOccurred(fmt.Sprintf("unable to get list of images %q", err)) } + imageList, err := imagesToImageList(images) + if err != nil { + return call.ReplyErrorOccurred(fmt.Sprintf("unable to parse response", err)) + } + return call.ReplyListImagesWithFilters(imageList) +} + +// imagesToImageList converts a slice of Images to an imagelist for varlink responses +func imagesToImageList(images []*image.Image) ([]iopodman.Image, error) { var imageList []iopodman.Image for _, image := range images { labels, _ := image.Labels(getContext()) containers, _ := image.Containers() repoDigests, err := image.RepoDigests() if err != nil { - return err + return nil, err } size, _ := image.Size(getContext()) isParent, err := image.IsParent(context.TODO()) if err != nil { - return call.ReplyErrorOccurred(err.Error()) + return nil, err } i := iopodman.Image{ @@ -74,6 +82,20 @@ func (i *LibpodAPI) ListImages(call iopodman.VarlinkCall) error { } imageList = append(imageList, i) } + return imageList, nil +} + +// ListImages lists all the images in the store +// It requires no inputs. +func (i *LibpodAPI) ListImages(call iopodman.VarlinkCall) error { + images, err := i.Runtime.ImageRuntime().GetImages() + if err != nil { + return call.ReplyErrorOccurred(fmt.Sprintf("unable to get list of images %q", err)) + } + imageList, err := imagesToImageList(images) + if err != nil { + return call.ReplyErrorOccurred(fmt.Sprintf("unable to parse response", err)) + } return call.ReplyListImages(imageList) } |