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package compat
import (
"net/http"
"github.com/containers/podman/v2/libpod"
lpfilters "github.com/containers/podman/v2/libpod/filters"
"github.com/containers/podman/v2/pkg/api/handlers/utils"
"github.com/containers/podman/v2/pkg/domain/entities"
"github.com/docker/docker/api/types"
"github.com/gorilla/schema"
"github.com/pkg/errors"
)
func PruneContainers(w http.ResponseWriter, r *http.Request) {
var (
delContainers []string
space int64
filterFuncs []libpod.ContainerFilter
)
runtime := r.Context().Value("runtime").(*libpod.Runtime)
decoder := r.Context().Value("decoder").(*schema.Decoder)
query := struct {
Filters map[string][]string `schema:"filters"`
}{}
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 {
generatedFunc, err := lpfilters.GenerateContainerFilterFuncs(k, val, runtime)
if err != nil {
utils.InternalServerError(w, err)
return
}
filterFuncs = append(filterFuncs, generatedFunc)
}
}
// Libpod response differs
if utils.IsLibpodRequest(r) {
report, err := PruneContainersHelper(w, r, filterFuncs)
if err != nil {
utils.InternalServerError(w, err)
return
}
utils.WriteResponse(w, http.StatusOK, report)
return
}
prunedContainers, pruneErrors, err := runtime.PruneContainers(filterFuncs)
if err != nil {
utils.InternalServerError(w, err)
return
}
for ctrID, size := range prunedContainers {
if pruneErrors[ctrID] == nil {
space += size
delContainers = append(delContainers, ctrID)
}
}
report := types.ContainersPruneReport{
ContainersDeleted: delContainers,
SpaceReclaimed: uint64(space),
}
utils.WriteResponse(w, http.StatusOK, report)
}
func PruneContainersHelper(w http.ResponseWriter, r *http.Request, filterFuncs []libpod.ContainerFilter) (
*entities.ContainerPruneReport, error) {
runtime := r.Context().Value("runtime").(*libpod.Runtime)
prunedContainers, pruneErrors, err := runtime.PruneContainers(filterFuncs)
if err != nil {
utils.InternalServerError(w, err)
return nil, err
}
report := &entities.ContainerPruneReport{
Err: pruneErrors,
ID: prunedContainers,
}
return report, nil
}
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