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-rw-r--r--cmd/podman/imagefilters/filters.go84
-rw-r--r--cmd/podman/images.go56
-rw-r--r--cmd/podman/varlink/io.podman.varlink3
3 files changed, 114 insertions, 29 deletions
diff --git a/cmd/podman/imagefilters/filters.go b/cmd/podman/imagefilters/filters.go
new file mode 100644
index 000000000..366510202
--- /dev/null
+++ b/cmd/podman/imagefilters/filters.go
@@ -0,0 +1,84 @@
+package imagefilters
+
+import (
+ "context"
+ "strings"
+ "time"
+
+ "github.com/containers/libpod/libpod/adapter"
+ "github.com/containers/libpod/pkg/inspect"
+)
+
+// ResultFilter is a mock function for image filtering
+type ResultFilter func(*adapter.ContainerImage) 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
+
+// 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 i.Created().Before(createTime)
+ }
+}
+
+// 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 i.Created().After(createTime)
+ }
+}
+
+// DanglingFilter allows you to filter images for dangling images
+func DanglingFilter() ResultFilter {
+ return func(i *adapter.ContainerImage) bool {
+ return i.Dangling()
+ }
+}
+
+// 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 {
+ var value string
+ splitFilter := strings.Split(labelfilter, "=")
+ key := splitFilter[0]
+ if len(splitFilter) > 1 {
+ value = splitFilter[1]
+ }
+ labels, err := i.Labels(ctx)
+ if err != nil {
+ return false
+ }
+ if len(strings.TrimSpace(labels[key])) > 0 && len(strings.TrimSpace(value)) == 0 {
+ return true
+ }
+ return labels[key] == value
+ }
+}
+
+// OutputImageFilter allows you to filter by an a specific image name
+func OutputImageFilter(userImage *adapter.ContainerImage) ResultFilter {
+ return func(i *adapter.ContainerImage) 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
+ for _, image := range images {
+ include := true
+ for _, filter := range filters {
+ include = include && filter(image)
+ }
+ if include {
+ filteredImages = append(filteredImages, image)
+ }
+ }
+ return filteredImages
+}
diff --git a/cmd/podman/images.go b/cmd/podman/images.go
index 522863b1b..8b8ce78bd 100644
--- a/cmd/podman/images.go
+++ b/cmd/podman/images.go
@@ -2,6 +2,8 @@ package main
import (
"context"
+ "github.com/containers/libpod/cmd/podman/imagefilters"
+ "github.com/containers/libpod/libpod/adapter"
"reflect"
"sort"
"strings"
@@ -9,11 +11,9 @@ import (
"unicode"
"github.com/containers/libpod/cmd/podman/formats"
- "github.com/containers/libpod/cmd/podman/libpodruntime"
- "github.com/containers/libpod/libpod"
"github.com/containers/libpod/libpod/image"
"github.com/docker/go-units"
- digest "github.com/opencontainers/go-digest"
+ "github.com/opencontainers/go-digest"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"github.com/urfave/cli"
@@ -145,20 +145,20 @@ var (
func imagesCmd(c *cli.Context) error {
var (
- filterFuncs []image.ResultFilter
- newImage *image.Image
+ filterFuncs []imagefilters.ResultFilter
+ newImage *adapter.ContainerImage
)
if err := validateFlags(c, imagesFlags); err != nil {
return err
}
- runtime, err := libpodruntime.GetRuntime(c)
+ localRuntime, err := adapter.GetRuntime(c)
if err != nil {
return errors.Wrapf(err, "Could not get runtime")
}
- defer runtime.Shutdown(false)
+ defer localRuntime.Runtime.Shutdown(false)
if len(c.Args()) == 1 {
- newImage, err = runtime.ImageRuntime().NewFromLocal(c.Args().Get(0))
+ newImage, err = localRuntime.NewImageFromLocal(c.Args().Get(0))
if err != nil {
return err
}
@@ -171,7 +171,7 @@ func imagesCmd(c *cli.Context) error {
ctx := getContext()
if len(c.StringSlice("filter")) > 0 || newImage != nil {
- filterFuncs, err = CreateFilterFuncs(ctx, runtime, c, newImage)
+ filterFuncs, err = CreateFilterFuncs(ctx, localRuntime, c, newImage)
if err != nil {
return err
}
@@ -195,20 +195,20 @@ func imagesCmd(c *cli.Context) error {
children to the image once built. until buildah supports caching builds,
it will not generate these intermediate images.
*/
- images, err := runtime.ImageRuntime().GetImages()
+ images, err := localRuntime.GetImages()
if err != nil {
return errors.Wrapf(err, "unable to get images")
}
- var filteredImages []*image.Image
- // filter the images
+ var filteredImages []*adapter.ContainerImage
+ //filter the images
if len(c.StringSlice("filter")) > 0 || newImage != nil {
- filteredImages = image.FilterImages(images, filterFuncs)
+ filteredImages = imagefilters.FilterImages(images, filterFuncs)
} else {
filteredImages = images
}
- return generateImagesOutput(ctx, runtime, filteredImages, opts)
+ return generateImagesOutput(ctx, filteredImages, opts)
}
func (i imagesOptions) setOutputFormat() string {
@@ -263,7 +263,7 @@ func sortImagesOutput(sortBy string, imagesOutput imagesSorted) imagesSorted {
}
// getImagesTemplateOutput returns the images information to be printed in human readable format
-func getImagesTemplateOutput(ctx context.Context, runtime *libpod.Runtime, images []*image.Image, opts imagesOptions) (imagesOutput imagesSorted) {
+func getImagesTemplateOutput(ctx context.Context, images []*adapter.ContainerImage, opts imagesOptions) (imagesOutput imagesSorted) {
for _, img := range images {
// If all is false and the image doesn't have a name, check to see if the top layer of the image is a parent
// to another image's top layer. If it is, then it is an intermediate image so don't print out if the --all flag
@@ -319,7 +319,7 @@ func getImagesTemplateOutput(ctx context.Context, runtime *libpod.Runtime, image
}
// getImagesJSONOutput returns the images information in its raw form
-func getImagesJSONOutput(ctx context.Context, runtime *libpod.Runtime, images []*image.Image) (imagesOutput []imagesJSONParams) {
+func getImagesJSONOutput(ctx context.Context, images []*adapter.ContainerImage) (imagesOutput []imagesJSONParams) {
for _, img := range images {
size, err := img.Size(ctx)
if err != nil {
@@ -339,7 +339,7 @@ func getImagesJSONOutput(ctx context.Context, runtime *libpod.Runtime, images []
// generateImagesOutput generates the images based on the format provided
-func generateImagesOutput(ctx context.Context, runtime *libpod.Runtime, images []*image.Image, opts imagesOptions) error {
+func generateImagesOutput(ctx context.Context, images []*adapter.ContainerImage, opts imagesOptions) error {
if len(images) == 0 {
return nil
}
@@ -347,10 +347,10 @@ func generateImagesOutput(ctx context.Context, runtime *libpod.Runtime, images [
switch opts.format {
case formats.JSONString:
- imagesOutput := getImagesJSONOutput(ctx, runtime, images)
+ imagesOutput := getImagesJSONOutput(ctx, images)
out = formats.JSONStructArray{Output: imagesToGeneric([]imagesTemplateParams{}, imagesOutput)}
default:
- imagesOutput := getImagesTemplateOutput(ctx, runtime, images, opts)
+ imagesOutput := getImagesTemplateOutput(ctx, images, opts)
out = formats.StdoutTemplateArray{Output: imagesToGeneric(imagesOutput, []imagesJSONParams{}), Template: opts.outputformat, Fields: imagesOutput[0].HeaderMap()}
}
return formats.Writer(out).Out()
@@ -375,34 +375,34 @@ func (i *imagesTemplateParams) HeaderMap() map[string]string {
// 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 *libpod.Runtime, c *cli.Context, img *image.Image) ([]image.ResultFilter, error) {
- var filterFuncs []image.ResultFilter
+func CreateFilterFuncs(ctx context.Context, r *adapter.LocalRuntime, c *cli.Context, img *adapter.ContainerImage) ([]imagefilters.ResultFilter, error) {
+ var filterFuncs []imagefilters.ResultFilter
for _, filter := range c.StringSlice("filter") {
splitFilter := strings.Split(filter, "=")
switch splitFilter[0] {
case "before":
- before, err := r.ImageRuntime().NewFromLocal(splitFilter[1])
+ 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, image.CreatedBeforeFilter(before.Created()))
+ filterFuncs = append(filterFuncs, imagefilters.CreatedBeforeFilter(before.Created()))
case "after":
- after, err := r.ImageRuntime().NewFromLocal(splitFilter[1])
+ 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, image.CreatedAfterFilter(after.Created()))
+ filterFuncs = append(filterFuncs, imagefilters.CreatedAfterFilter(after.Created()))
case "dangling":
- filterFuncs = append(filterFuncs, image.DanglingFilter())
+ filterFuncs = append(filterFuncs, imagefilters.DanglingFilter())
case "label":
labelFilter := strings.Join(splitFilter[1:], "=")
- filterFuncs = append(filterFuncs, image.LabelFilter(ctx, labelFilter))
+ filterFuncs = append(filterFuncs, imagefilters.LabelFilter(ctx, labelFilter))
default:
return nil, errors.Errorf("invalid filter %s ", splitFilter[0])
}
}
if img != nil {
- filterFuncs = append(filterFuncs, image.OutputImageFilter(img))
+ 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 4e8b69faf..b7972a918 100644
--- a/cmd/podman/varlink/io.podman.varlink
+++ b/cmd/podman/varlink/io.podman.varlink
@@ -37,7 +37,8 @@ type ImageInList (
size: int,
virtualSize: int,
containers: int,
- labels: [string]string
+ labels: [string]string,
+ isParent: bool
)
# ImageHistory describes the returned structure from ImageHistory.