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path: root/pkg/api/handlers/compat/images_prune.go
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Diffstat (limited to 'pkg/api/handlers/compat/images_prune.go')
-rw-r--r--pkg/api/handlers/compat/images_prune.go75
1 files changed, 75 insertions, 0 deletions
diff --git a/pkg/api/handlers/compat/images_prune.go b/pkg/api/handlers/compat/images_prune.go
new file mode 100644
index 000000000..c7e84804b
--- /dev/null
+++ b/pkg/api/handlers/compat/images_prune.go
@@ -0,0 +1,75 @@
+package compat
+
+import (
+ "bytes"
+ "fmt"
+ "net/http"
+
+ "github.com/containers/podman/v2/libpod"
+ "github.com/containers/podman/v2/pkg/api/handlers"
+ "github.com/containers/podman/v2/pkg/api/handlers/utils"
+ "github.com/docker/docker/api/types"
+ "github.com/gorilla/schema"
+ "github.com/pkg/errors"
+)
+
+func PruneImages(w http.ResponseWriter, r *http.Request) {
+ var (
+ filters []string
+ )
+ decoder := r.Context().Value("decoder").(*schema.Decoder)
+ runtime := r.Context().Value("runtime").(*libpod.Runtime)
+
+ query := struct {
+ All bool
+ Filters map[string][]string `schema:"filters"`
+ }{
+ // This is where you can override the golang default value for one of fields
+ }
+
+ if err := decoder.Decode(&query, r.URL.Query()); err != nil {
+ utils.Error(w, "Something went wrong.", http.StatusBadRequest, errors.Wrapf(err, "failed to parse parameters for %s", r.URL.String()))
+ return
+ }
+
+ for k, v := range query.Filters {
+ for _, val := range v {
+ filters = append(filters, fmt.Sprintf("%s=%s", k, val))
+ }
+ }
+ imagePruneReports, err := runtime.ImageRuntime().PruneImages(r.Context(), query.All, filters)
+ if err != nil {
+ utils.InternalServerError(w, err)
+ return
+ }
+
+ idr := make([]types.ImageDeleteResponseItem, len(imagePruneReports))
+ var reclaimedSpace uint64
+ var errorMsg bytes.Buffer
+ for _, p := range imagePruneReports {
+ if p.Err != nil {
+ // Docker stops on first error vs. libpod which keeps going. Given API constraints, concatenate all errors
+ // and return that string.
+ errorMsg.WriteString(p.Err.Error())
+ errorMsg.WriteString("; ")
+ continue
+ }
+
+ idr = append(idr, types.ImageDeleteResponseItem{
+ Deleted: p.Id,
+ })
+ reclaimedSpace = reclaimedSpace + p.Size
+ }
+ if errorMsg.Len() > 0 {
+ utils.InternalServerError(w, errors.New(errorMsg.String()))
+ return
+ }
+
+ payload := handlers.ImagesPruneReport{
+ ImagesPruneReport: types.ImagesPruneReport{
+ ImagesDeleted: idr,
+ SpaceReclaimed: reclaimedSpace,
+ },
+ }
+ utils.WriteResponse(w, http.StatusOK, payload)
+}