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-rw-r--r--libpod/image/search.go51
1 files changed, 51 insertions, 0 deletions
diff --git a/libpod/image/search.go b/libpod/image/search.go
index 6bcc6d3f8..5f5845989 100644
--- a/libpod/image/search.go
+++ b/libpod/image/search.go
@@ -2,11 +2,13 @@ package image
import (
"context"
+ "fmt"
"strconv"
"strings"
"sync"
"github.com/containers/image/v5/docker"
+ "github.com/containers/image/v5/transports/alltransports"
"github.com/containers/image/v5/types"
sysreg "github.com/containers/podman/v2/pkg/registries"
"github.com/pkg/errors"
@@ -34,6 +36,8 @@ type SearchResult struct {
Official string
// Automated indicates if the image was created by an automated build.
Automated string
+ // Tag is the image tag
+ Tag string
}
// SearchOptions are used to control the behaviour of SearchImages.
@@ -49,6 +53,8 @@ type SearchOptions struct {
Authfile string
// InsecureSkipTLSVerify allows to skip TLS verification.
InsecureSkipTLSVerify types.OptionalBool
+ // ListTags returns the search result with available tags
+ ListTags bool
}
// SearchFilter allows filtering the results of SearchImages.
@@ -147,6 +153,15 @@ func searchImageInRegistry(term string, registry string, options SearchOptions)
// every types.SystemContext, and to compute the value just once in one
// place.
sc.SystemRegistriesConfPath = sysreg.SystemRegistriesConfPath()
+ if options.ListTags {
+ results, err := searchRepositoryTags(registry, term, sc, options)
+ if err != nil {
+ logrus.Errorf("error listing registry tags %q: %v", registry, err)
+ return []SearchResult{}
+ }
+ return results
+ }
+
results, err := docker.SearchRegistry(context.TODO(), sc, registry, term, limit)
if err != nil {
logrus.Errorf("error searching registry %q: %v", registry, err)
@@ -207,6 +222,42 @@ func searchImageInRegistry(term string, registry string, options SearchOptions)
return paramsArr
}
+func searchRepositoryTags(registry, term string, sc *types.SystemContext, options SearchOptions) ([]SearchResult, error) {
+ dockerPrefix := fmt.Sprintf("%s://", docker.Transport.Name())
+ imageRef, err := alltransports.ParseImageName(fmt.Sprintf("%s/%s", registry, term))
+ if err == nil && imageRef.Transport().Name() != docker.Transport.Name() {
+ return nil, errors.Errorf("reference %q must be a docker reference", term)
+ } else if err != nil {
+ imageRef, err = alltransports.ParseImageName(fmt.Sprintf("%s%s", dockerPrefix, fmt.Sprintf("%s/%s", registry, term)))
+ if err != nil {
+ return nil, errors.Errorf("reference %q must be a docker reference", term)
+ }
+ }
+ tags, err := docker.GetRepositoryTags(context.TODO(), sc, imageRef)
+ if err != nil {
+ return nil, errors.Errorf("error getting repository tags: %v", err)
+ }
+ limit := maxQueries
+ if len(tags) < limit {
+ limit = len(tags)
+ }
+ if options.Limit != 0 {
+ limit = len(tags)
+ if options.Limit < limit {
+ limit = options.Limit
+ }
+ }
+ paramsArr := []SearchResult{}
+ for i := 0; i < limit; i++ {
+ params := SearchResult{
+ Name: imageRef.DockerReference().Name(),
+ Tag: tags[i],
+ }
+ paramsArr = append(paramsArr, params)
+ }
+ return paramsArr, nil
+}
+
// ParseSearchFilter turns the filter into a SearchFilter that can be used for
// searching images.
func ParseSearchFilter(filter []string) (*SearchFilter, error) {