diff options
-rw-r--r-- | libpod/boltdb_state.go | 55 | ||||
-rw-r--r-- | libpod/in_memory_state.go | 30 | ||||
-rw-r--r-- | libpod/runtime.go | 16 | ||||
-rw-r--r-- | libpod/state.go | 6 | ||||
-rw-r--r-- | pkg/api/handlers/libpod/containers.go | 3 | ||||
-rw-r--r-- | pkg/api/server/register_containers.go | 3 | ||||
-rw-r--r-- | pkg/bindings/containers/containers.go | 5 | ||||
-rw-r--r-- | pkg/bindings/test/containers_test.go | 19 | ||||
-rw-r--r-- | pkg/domain/infra/tunnel/containers.go | 2 | ||||
-rw-r--r-- | pkg/domain/infra/tunnel/helpers.go | 2 | ||||
-rw-r--r-- | pkg/ps/ps.go | 7 |
11 files changed, 134 insertions, 14 deletions
diff --git a/libpod/boltdb_state.go b/libpod/boltdb_state.go index 38881d3e4..4e2630526 100644 --- a/libpod/boltdb_state.go +++ b/libpod/boltdb_state.go @@ -424,6 +424,61 @@ func (s *BoltState) SetNamespace(ns string) error { return nil } +// GetName returns the name associated with a given ID. Since IDs are globally +// unique, it works for both containers and pods. +// Returns ErrNoSuchCtr if the ID does not exist. +func (s *BoltState) GetName(id string) (string, error) { + if id == "" { + return "", define.ErrEmptyID + } + + if !s.valid { + return "", define.ErrDBClosed + } + + idBytes := []byte(id) + + db, err := s.getDBCon() + if err != nil { + return "", err + } + defer s.deferredCloseDBCon(db) + + name := "" + + err = db.View(func(tx *bolt.Tx) error { + idBkt, err := getIDBucket(tx) + if err != nil { + return err + } + + nameBytes := idBkt.Get(idBytes) + if nameBytes == nil { + return define.ErrNoSuchCtr + } + + if s.namespaceBytes != nil { + nsBkt, err := getNSBucket(tx) + if err != nil { + return err + } + + idNs := nsBkt.Get(idBytes) + if !bytes.Equal(idNs, s.namespaceBytes) { + return define.ErrNoSuchCtr + } + } + + name = string(nameBytes) + return nil + }) + if err != nil { + return "", err + } + + return name, nil +} + // Container retrieves a single container from the state by its full ID func (s *BoltState) Container(id string) (*Container, error) { if id == "" { diff --git a/libpod/in_memory_state.go b/libpod/in_memory_state.go index 794212bf0..b0eae0992 100644 --- a/libpod/in_memory_state.go +++ b/libpod/in_memory_state.go @@ -106,6 +106,36 @@ func (s *InMemoryState) SetNamespace(ns string) error { return nil } +// GetName retrieves the name associated with a given ID. +// Works with both Container and Pod IDs. +func (s *InMemoryState) GetName(id string) (string, error) { + if id == "" { + return "", define.ErrEmptyID + } + + var idIndex *truncindex.TruncIndex + if s.namespace != "" { + nsIndex, ok := s.namespaceIndexes[s.namespace] + if !ok { + // We have no containers in the namespace + // Return false + return "", define.ErrNoSuchCtr + } + idIndex = nsIndex.idIndex + } else { + idIndex = s.idIndex + } + + fullID, err := idIndex.Get(id) + if err != nil { + if err == truncindex.ErrNotExist { + return "", define.ErrNoSuchCtr + } + return "", errors.Wrapf(err, "error performing truncindex lookup for ID %s", id) + } + return fullID, nil +} + // Container retrieves a container from its full ID func (s *InMemoryState) Container(id string) (*Container, error) { if id == "" { diff --git a/libpod/runtime.go b/libpod/runtime.go index 24370d50e..867644be7 100644 --- a/libpod/runtime.go +++ b/libpod/runtime.go @@ -732,6 +732,22 @@ func (r *Runtime) GetStore() storage.Store { return r.store } +// GetName retrieves the name associated with a given full ID. +// This works for both containers and pods, and does not distinguish between the +// two. +// If the given ID does not correspond to any existing Pod or Container, +// ErrNoSuchCtr is returned. +func (r *Runtime) GetName(id string) (string, error) { + r.lock.RLock() + defer r.lock.RUnlock() + + if !r.valid { + return "", define.ErrRuntimeStopped + } + + return r.state.GetName(id) +} + // DBConfig is a set of Libpod runtime configuration settings that are saved in // a State when it is first created, and can subsequently be retrieved. type DBConfig struct { diff --git a/libpod/state.go b/libpod/state.go index 6206a2994..44632b02f 100644 --- a/libpod/state.go +++ b/libpod/state.go @@ -43,6 +43,12 @@ type State interface { // containers and pods in all namespaces will be returned. SetNamespace(ns string) error + // Resolve an ID into a Name. Since Podman names and IDs are globally + // unique between Pods and Containers, the ID may belong to either a pod + // or container. Despite this, we will always return ErrNoSuchCtr if the + // ID does not exist. + GetName(id string) (string, error) + // Return a container from the database from its full ID. // If the container is not in the set namespace, an error will be // returned. diff --git a/pkg/api/handlers/libpod/containers.go b/pkg/api/handlers/libpod/containers.go index 2303ff17a..abfc79a0b 100644 --- a/pkg/api/handlers/libpod/containers.go +++ b/pkg/api/handlers/libpod/containers.go @@ -39,7 +39,6 @@ func ListContainers(w http.ResponseWriter, r *http.Request) { Filters map[string][]string `schema:"filters"` Last int `schema:"last"` Namespace bool `schema:"namespace"` - Pod bool `schema:"pod"` Size bool `schema:"size"` Sync bool `schema:"sync"` }{ @@ -59,7 +58,7 @@ func ListContainers(w http.ResponseWriter, r *http.Request) { Size: query.Size, Sort: "", Namespace: query.Namespace, - Pod: query.Pod, + Pod: true, Sync: query.Sync, } pss, err := ps.GetContainerLists(runtime, opts) diff --git a/pkg/api/server/register_containers.go b/pkg/api/server/register_containers.go index 18ff2f423..a0c9ac574 100644 --- a/pkg/api/server/register_containers.go +++ b/pkg/api/server/register_containers.go @@ -661,11 +661,10 @@ func (s *APIServer) registerContainersHandlers(r *mux.Router) error { // type: boolean // description: Include namespace information // default: false - // - in: query // name: pod // type: boolean // default: false - // description: Include Pod ID and Name if applicable + // description: Ignored. Previously included details on pod name and ID that are currently included by default. // - in: query // name: size // type: boolean diff --git a/pkg/bindings/containers/containers.go b/pkg/bindings/containers/containers.go index c479e5dcb..d7e67567b 100644 --- a/pkg/bindings/containers/containers.go +++ b/pkg/bindings/containers/containers.go @@ -24,7 +24,7 @@ var ( // the most recent number of containers. The pod and size booleans indicate that pod information and rootfs // size information should also be included. Finally, the sync bool synchronizes the OCI runtime and // container state. -func List(ctx context.Context, filters map[string][]string, all *bool, last *int, pod, size, sync *bool) ([]entities.ListContainer, error) { // nolint:typecheck +func List(ctx context.Context, filters map[string][]string, all *bool, last *int, size, sync *bool) ([]entities.ListContainer, error) { // nolint:typecheck conn, err := bindings.GetClient(ctx) if err != nil { return nil, err @@ -37,9 +37,6 @@ func List(ctx context.Context, filters map[string][]string, all *bool, last *int if last != nil { params.Set("last", strconv.Itoa(*last)) } - if pod != nil { - params.Set("pod", strconv.FormatBool(*pod)) - } if size != nil { params.Set("size", strconv.FormatBool(*size)) } diff --git a/pkg/bindings/test/containers_test.go b/pkg/bindings/test/containers_test.go index 4b2c78353..0685a3377 100644 --- a/pkg/bindings/test/containers_test.go +++ b/pkg/bindings/test/containers_test.go @@ -509,7 +509,7 @@ var _ = Describe("Podman containers ", func() { Expect(err).To(BeNil()) _, err = bt.RunTopContainer(&name2, bindings.PFalse, nil) Expect(err).To(BeNil()) - containerLatestList, err := containers.List(bt.conn, nil, nil, &latestContainers, nil, nil, nil) + containerLatestList, err := containers.List(bt.conn, nil, nil, &latestContainers, nil, nil) Expect(err).To(BeNil()) err = containers.Kill(bt.conn, containerLatestList[0].Names[0], "SIGTERM") Expect(err).To(BeNil()) @@ -754,8 +754,23 @@ var _ = Describe("Podman containers ", func() { // Validate list container with id filter filters := make(map[string][]string) filters["id"] = []string{cid} - c, err := containers.List(bt.conn, filters, bindings.PTrue, nil, nil, nil, nil) + c, err := containers.List(bt.conn, filters, bindings.PTrue, nil, nil, nil) Expect(err).To(BeNil()) Expect(len(c)).To(Equal(1)) }) + + It("List containers always includes pod information", func() { + podName := "testpod" + ctrName := "testctr" + bt.Podcreate(&podName) + _, err := bt.RunTopContainer(&ctrName, bindings.PTrue, &podName) + Expect(err).To(BeNil()) + + lastNum := 1 + + c, err := containers.List(bt.conn, nil, bindings.PTrue, &lastNum, nil, nil) + Expect(err).To(BeNil()) + Expect(len(c)).To(Equal(1)) + Expect(c[0].PodName).To(Equal(podName)) + }) }) diff --git a/pkg/domain/infra/tunnel/containers.go b/pkg/domain/infra/tunnel/containers.go index 8835248ca..dd72064a3 100644 --- a/pkg/domain/infra/tunnel/containers.go +++ b/pkg/domain/infra/tunnel/containers.go @@ -496,7 +496,7 @@ func (ic *ContainerEngine) ContainerStart(ctx context.Context, namesOrIds []stri } func (ic *ContainerEngine) ContainerList(ctx context.Context, options entities.ContainerListOptions) ([]entities.ListContainer, error) { - return containers.List(ic.ClientCxt, options.Filters, &options.All, &options.Last, &options.Pod, &options.Size, &options.Sync) + return containers.List(ic.ClientCxt, options.Filters, &options.All, &options.Last, &options.Size, &options.Sync) } func (ic *ContainerEngine) ContainerRun(ctx context.Context, opts entities.ContainerRunOptions) (*entities.ContainerRunReport, error) { diff --git a/pkg/domain/infra/tunnel/helpers.go b/pkg/domain/infra/tunnel/helpers.go index 9974c4d1d..90e52c5c0 100644 --- a/pkg/domain/infra/tunnel/helpers.go +++ b/pkg/domain/infra/tunnel/helpers.go @@ -20,7 +20,7 @@ func getContainersByContext(contextWithConnection context.Context, all bool, nam if all && len(namesOrIDs) > 0 { return nil, errors.New("cannot lookup containers and all") } - c, err := containers.List(contextWithConnection, nil, bindings.PTrue, nil, nil, nil, bindings.PTrue) + c, err := containers.List(contextWithConnection, nil, bindings.PTrue, nil, nil, bindings.PTrue) if err != nil { return nil, err } diff --git a/pkg/ps/ps.go b/pkg/ps/ps.go index 2b81311af..d4fd96596 100644 --- a/pkg/ps/ps.go +++ b/pkg/ps/ps.go @@ -175,11 +175,14 @@ func ListContainerBatch(rt *libpod.Runtime, ctr *libpod.Container, opts entities State: conState.String(), } if opts.Pod && len(conConfig.Pod) > 0 { - pod, err := rt.GetPod(conConfig.Pod) + podName, err := rt.GetName(conConfig.Pod) if err != nil { + if errors.Cause(err) == define.ErrNoSuchCtr { + return entities.ListContainer{}, errors.Wrapf(define.ErrNoSuchPod, "could not find container %s pod (id %s) in state", conConfig.ID, conConfig.Pod) + } return entities.ListContainer{}, err } - ps.PodName = pod.Name() + ps.PodName = podName } if opts.Namespace { |