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-rw-r--r--cmd/podman/containers/ps.go7
-rw-r--r--cmd/podman/images/load.go3
-rw-r--r--cmd/podman/pods/stats.go189
-rw-r--r--docs/source/markdown/podman-pod-stats.1.md2
-rw-r--r--pkg/api/handlers/libpod/images.go2
-rw-r--r--pkg/api/handlers/libpod/pods.go42
-rw-r--r--pkg/api/handlers/swagger/swagger.go7
-rw-r--r--pkg/api/handlers/utils/errors.go3
-rw-r--r--pkg/api/server/register_pods.go29
-rw-r--r--pkg/bindings/pods/pods.go29
-rw-r--r--pkg/domain/entities/engine_container.go1
-rw-r--r--pkg/domain/entities/images.go2
-rw-r--r--pkg/domain/entities/pods.go48
-rw-r--r--pkg/domain/infra/abi/containers.go17
-rw-r--r--pkg/domain/infra/abi/images.go19
-rw-r--r--pkg/domain/infra/abi/pods_stats.go85
-rw-r--r--pkg/domain/infra/tunnel/containers.go4
-rw-r--r--pkg/domain/infra/tunnel/pods.go4
-rw-r--r--test/e2e/load_test.go1
-rw-r--r--test/e2e/pause_test.go33
-rw-r--r--test/e2e/pod_pause_test.go3
-rw-r--r--test/e2e/pod_stats_test.go1
-rw-r--r--test/e2e/restart_test.go1
23 files changed, 493 insertions, 39 deletions
diff --git a/cmd/podman/containers/ps.go b/cmd/podman/containers/ps.go
index 49e77abd2..a006e918d 100644
--- a/cmd/podman/containers/ps.go
+++ b/cmd/podman/containers/ps.go
@@ -223,7 +223,7 @@ func createPsOut() (string, string) {
}
headers := defaultHeaders
row += "{{.ID}}"
- row += "\t{{.Image}}\t{{.Command}}\t{{.CreatedHuman}}\t{{.State}}\t{{.Ports}}\t{{.Names}}"
+ row += "\t{{.Image}}\t{{.Command}}\t{{.CreatedHuman}}\t{{.Status}}\t{{.Ports}}\t{{.Names}}"
if listOpts.Pod {
headers += "\tPOD ID\tPODNAME"
@@ -282,6 +282,11 @@ func (l psReporter) State() string {
return state
}
+// Status is a synonym for State()
+func (l psReporter) Status() string {
+ return l.State()
+}
+
// Command returns the container command in string format
func (l psReporter) Command() string {
return strings.Join(l.ListContainer.Command, " ")
diff --git a/cmd/podman/images/load.go b/cmd/podman/images/load.go
index 23c657b59..f49f95002 100644
--- a/cmd/podman/images/load.go
+++ b/cmd/podman/images/load.go
@@ -6,6 +6,7 @@ import (
"io"
"io/ioutil"
"os"
+ "strings"
"github.com/containers/image/v5/docker/reference"
"github.com/containers/libpod/cmd/podman/parse"
@@ -89,6 +90,6 @@ func load(cmd *cobra.Command, args []string) error {
if err != nil {
return err
}
- fmt.Println("Loaded image: " + response.Name)
+ fmt.Println("Loaded image(s): " + strings.Join(response.Names, ","))
return nil
}
diff --git a/cmd/podman/pods/stats.go b/cmd/podman/pods/stats.go
new file mode 100644
index 000000000..7c3597d9a
--- /dev/null
+++ b/cmd/podman/pods/stats.go
@@ -0,0 +1,189 @@
+package pods
+
+import (
+ "context"
+ "fmt"
+ "os"
+ "reflect"
+ "strings"
+ "text/tabwriter"
+ "text/template"
+ "time"
+
+ "github.com/buger/goterm"
+ "github.com/containers/buildah/pkg/formats"
+ "github.com/containers/libpod/cmd/podman/registry"
+ "github.com/containers/libpod/pkg/domain/entities"
+ "github.com/containers/libpod/pkg/util/camelcase"
+ "github.com/spf13/cobra"
+)
+
+type podStatsOptionsWrapper struct {
+ entities.PodStatsOptions
+
+ // Format - pretty-print to JSON or a go template.
+ Format string
+ // NoReset - do not reset the screen when streaming.
+ NoReset bool
+ // NoStream - do not stream stats but write them once.
+ NoStream bool
+}
+
+var (
+ statsOptions = podStatsOptionsWrapper{}
+ statsDescription = `Display the containers' resource-usage statistics of one or more running pod`
+ // Command: podman pod _pod_
+ statsCmd = &cobra.Command{
+ Use: "stats [flags] [POD...]",
+ Short: "Display resource-usage statistics of pods",
+ Long: statsDescription,
+ RunE: stats,
+ Example: `podman pod stats
+ podman pod stats a69b23034235 named-pod
+ podman pod stats --latest
+ podman pod stats --all`,
+ }
+)
+
+func init() {
+ registry.Commands = append(registry.Commands, registry.CliCommand{
+ Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
+ Command: statsCmd,
+ Parent: podCmd,
+ })
+
+ flags := statsCmd.Flags()
+ flags.BoolVarP(&statsOptions.All, "all", "a", false, "Provide stats for all pods")
+ flags.StringVar(&statsOptions.Format, "format", "", "Pretty-print container statistics to JSON or using a Go template")
+ flags.BoolVarP(&statsOptions.Latest, "latest", "l", false, "Provide stats on the latest pod Podman is aware of")
+ flags.BoolVar(&statsOptions.NoReset, "no-reset", false, "Disable resetting the screen when streaming")
+ flags.BoolVar(&statsOptions.NoStream, "no-stream", false, "Disable streaming stats and only pull the first result")
+
+ if registry.IsRemote() {
+ _ = flags.MarkHidden("latest")
+ }
+}
+
+func stats(cmd *cobra.Command, args []string) error {
+ // Validate input.
+ if err := entities.ValidatePodStatsOptions(args, &statsOptions.PodStatsOptions); err != nil {
+ return err
+ }
+
+ format := statsOptions.Format
+ doJson := strings.ToLower(format) == formats.JSONString
+ header := getPodStatsHeader(format)
+
+ for {
+ reports, err := registry.ContainerEngine().PodStats(context.Background(), args, statsOptions.PodStatsOptions)
+ if err != nil {
+ return err
+ }
+ // Print the stats in the requested format and configuration.
+ if doJson {
+ if err := printJSONPodStats(reports); err != nil {
+ return err
+ }
+ } else {
+ if !statsOptions.NoReset {
+ goterm.Clear()
+ goterm.MoveCursor(1, 1)
+ goterm.Flush()
+ }
+ if len(format) == 0 {
+ printPodStatsLines(reports)
+ } else if err := printFormattedPodStatsLines(format, reports, header); err != nil {
+ return err
+ }
+ }
+ if statsOptions.NoStream {
+ break
+ }
+ time.Sleep(time.Second)
+ }
+
+ return nil
+}
+
+func printJSONPodStats(stats []*entities.PodStatsReport) error {
+ b, err := json.MarshalIndent(&stats, "", " ")
+ if err != nil {
+ return err
+ }
+ fmt.Fprintf(os.Stdout, "%s\n", string(b))
+ return nil
+}
+
+func printPodStatsLines(stats []*entities.PodStatsReport) {
+ w := tabwriter.NewWriter(os.Stdout, 0, 0, 2, ' ', 0)
+ outFormat := "%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\n"
+ fmt.Fprintf(w, outFormat, "POD", "CID", "NAME", "CPU %", "MEM USAGE/ LIMIT", "MEM %", "NET IO", "BLOCK IO", "PIDS")
+ for _, i := range stats {
+ if len(stats) == 0 {
+ fmt.Fprintf(w, outFormat, i.Pod, "--", "--", "--", "--", "--", "--", "--", "--")
+ } else {
+ fmt.Fprintf(w, outFormat, i.Pod, i.CID, i.Name, i.CPU, i.MemUsage, i.Mem, i.NetIO, i.BlockIO, i.PIDS)
+ }
+ }
+ w.Flush()
+}
+
+func printFormattedPodStatsLines(format string, stats []*entities.PodStatsReport, headerNames map[string]string) error {
+ if len(stats) == 0 {
+ return nil
+ }
+
+ // Use a tabwriter to align column format
+ w := tabwriter.NewWriter(os.Stdout, 0, 0, 3, ' ', 0)
+ // Spit out the header if "table" is present in the format
+ if strings.HasPrefix(format, "table") {
+ hformat := strings.Replace(strings.TrimSpace(format[5:]), " ", "\t", -1)
+ format = hformat
+ headerTmpl, err := template.New("header").Parse(hformat)
+ if err != nil {
+ return err
+ }
+ if err := headerTmpl.Execute(w, headerNames); err != nil {
+ return err
+ }
+ fmt.Fprintln(w, "")
+ }
+
+ // Spit out the data rows now
+ dataTmpl, err := template.New("data").Parse(format)
+ if err != nil {
+ return err
+ }
+ for _, s := range stats {
+ if err := dataTmpl.Execute(w, s); err != nil {
+ return err
+ }
+ fmt.Fprintln(w, "")
+ }
+ // Flush the writer
+ return w.Flush()
+
+}
+
+// getPodStatsHeader returns the stats header for the specified options.
+func getPodStatsHeader(format string) map[string]string {
+ headerNames := make(map[string]string)
+ if format == "" {
+ return headerNames
+ }
+ // Make a map of the field names for the headers
+ v := reflect.ValueOf(entities.PodStatsReport{})
+ t := v.Type()
+ for i := 0; i < t.NumField(); i++ {
+ split := camelcase.Split(t.Field(i).Name)
+ value := strings.ToUpper(strings.Join(split, " "))
+ switch value {
+ case "CPU", "MEM":
+ value += " %"
+ case "MEM USAGE":
+ value = "MEM USAGE / LIMIT"
+ }
+ headerNames[t.Field(i).Name] = value
+ }
+ return headerNames
+}
diff --git a/docs/source/markdown/podman-pod-stats.1.md b/docs/source/markdown/podman-pod-stats.1.md
index 962edbda0..f70a5a919 100644
--- a/docs/source/markdown/podman-pod-stats.1.md
+++ b/docs/source/markdown/podman-pod-stats.1.md
@@ -7,7 +7,7 @@ podman\-pod\-stats - Display a live stream of resource usage stats for container
**podman pod stats** [*options*] [*pod*]
## DESCRIPTION
-Display a live stream of containers in one or more pods resource usage statistics
+Display a live stream of containers in one or more pods resource usage statistics. Running rootless is only supported on cgroups v2.
## OPTIONS
diff --git a/pkg/api/handlers/libpod/images.go b/pkg/api/handlers/libpod/images.go
index 760ab1b7c..f7be5ce9a 100644
--- a/pkg/api/handlers/libpod/images.go
+++ b/pkg/api/handlers/libpod/images.go
@@ -283,7 +283,7 @@ func ImagesLoad(w http.ResponseWriter, r *http.Request) {
return
}
}
- utils.WriteResponse(w, http.StatusOK, entities.ImageLoadReport{Name: loadedImage})
+ utils.WriteResponse(w, http.StatusOK, entities.ImageLoadReport{Names: split})
}
func ImagesImport(w http.ResponseWriter, r *http.Request) {
diff --git a/pkg/api/handlers/libpod/pods.go b/pkg/api/handlers/libpod/pods.go
index 618d48ac0..0b15ab0d6 100644
--- a/pkg/api/handlers/libpod/pods.go
+++ b/pkg/api/handlers/libpod/pods.go
@@ -11,6 +11,7 @@ import (
"github.com/containers/libpod/pkg/api/handlers"
"github.com/containers/libpod/pkg/api/handlers/utils"
"github.com/containers/libpod/pkg/domain/entities"
+ "github.com/containers/libpod/pkg/domain/infra/abi"
"github.com/containers/libpod/pkg/specgen"
"github.com/containers/libpod/pkg/specgen/generate"
"github.com/containers/libpod/pkg/util"
@@ -419,3 +420,44 @@ func PodExists(w http.ResponseWriter, r *http.Request) {
}
utils.WriteResponse(w, http.StatusNoContent, "")
}
+
+func PodStats(w http.ResponseWriter, r *http.Request) {
+ runtime := r.Context().Value("runtime").(*libpod.Runtime)
+ decoder := r.Context().Value("decoder").(*schema.Decoder)
+
+ query := struct {
+ NamesOrIDs []string `schema:"namesOrIDs"`
+ All bool `schema:"all"`
+ }{
+ // default would go here
+ }
+ if err := decoder.Decode(&query, r.URL.Query()); err != nil {
+ utils.Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest,
+ errors.Wrapf(err, "Failed to parse parameters for %s", r.URL.String()))
+ return
+ }
+
+ // Validate input.
+ options := entities.PodStatsOptions{All: query.All}
+ if err := entities.ValidatePodStatsOptions(query.NamesOrIDs, &options); err != nil {
+ utils.InternalServerError(w, err)
+ }
+
+ // Collect the stats and send them over the wire.
+ containerEngine := abi.ContainerEngine{Libpod: runtime}
+ reports, err := containerEngine.PodStats(r.Context(), query.NamesOrIDs, options)
+
+ // Error checks as documented in swagger.
+ switch errors.Cause(err) {
+ case define.ErrNoSuchPod:
+ utils.Error(w, "one or more pods not found", http.StatusNotFound, err)
+ return
+ case nil:
+ // Nothing to do.
+ default:
+ utils.InternalServerError(w, err)
+ return
+ }
+
+ utils.WriteResponse(w, http.StatusOK, reports)
+}
diff --git a/pkg/api/handlers/swagger/swagger.go b/pkg/api/handlers/swagger/swagger.go
index 7d8932f56..0aceaf5f6 100644
--- a/pkg/api/handlers/swagger/swagger.go
+++ b/pkg/api/handlers/swagger/swagger.go
@@ -122,6 +122,13 @@ type swagPodTopResponse struct {
}
}
+// List processes in pod
+// swagger:response DocsPodStatsResponse
+type swagPodStatsResponse struct {
+ // in:body
+ Body []*entities.PodStatsReport
+}
+
// Inspect container
// swagger:response LibpodInspectContainerResponse
type swagLibpodInspectContainerResponse struct {
diff --git a/pkg/api/handlers/utils/errors.go b/pkg/api/handlers/utils/errors.go
index aafc64353..3253a9be3 100644
--- a/pkg/api/handlers/utils/errors.go
+++ b/pkg/api/handlers/utils/errors.go
@@ -14,6 +14,9 @@ var (
ErrLinkNotSupport = errors.New("Link is not supported")
)
+// TODO: document the exported functions in this file and make them more
+// generic (e.g., not tied to one ctr/pod).
+
// Error formats an API response to an error
//
// apiMessage and code must match the container API, and are sent to client
diff --git a/pkg/api/server/register_pods.go b/pkg/api/server/register_pods.go
index 63060af41..4156dd86b 100644
--- a/pkg/api/server/register_pods.go
+++ b/pkg/api/server/register_pods.go
@@ -286,9 +286,36 @@ func (s *APIServer) registerPodsHandlers(r *mux.Router) error {
// 200:
// $ref: "#/responses/DocsPodTopResponse"
// 404:
- // $ref: "#/responses/NoSuchContainer"
+ // $ref: "#/responses/NoSuchPod"
// 500:
// $ref: "#/responses/InternalError"
r.Handle(VersionedPath("/libpod/pods/{name}/top"), s.APIHandler(libpod.PodTop)).Methods(http.MethodGet)
+ // swagger:operation GET /libpod/pods/stats pods statsPod
+ // ---
+ // tags:
+ // - pods
+ // summary: Get stats for one or more pods
+ // description: Display a live stream of resource usage statistics for the containers in one or more pods
+ // parameters:
+ // - in: query
+ // name: all
+ // description: Provide statistics for all running pods.
+ // type: boolean
+ // - in: query
+ // name: namesOrIDs
+ // description: Names or IDs of pods.
+ // type: array
+ // items:
+ // type: string
+ // produces:
+ // - application/json
+ // responses:
+ // 200:
+ // $ref: "#/responses/DocsPodTopResponse"
+ // 404:
+ // $ref: "#/responses/NoSuchPod"
+ // 500:
+ // $ref: "#/responses/InternalError"
+ r.Handle(VersionedPath("/libpod/pods/stats"), s.APIHandler(libpod.PodStats)).Methods(http.MethodGet)
return nil
}
diff --git a/pkg/bindings/pods/pods.go b/pkg/bindings/pods/pods.go
index 3c60fa2a0..b213c8c73 100644
--- a/pkg/bindings/pods/pods.go
+++ b/pkg/bindings/pods/pods.go
@@ -2,6 +2,7 @@ package pods
import (
"context"
+ "errors"
"net/http"
"net/url"
"strconv"
@@ -189,11 +190,6 @@ func Start(ctx context.Context, nameOrID string) (*entities.PodStartReport, erro
return &report, response.Process(&report)
}
-func Stats() error {
- // TODO
- return bindings.ErrNotImplemented
-}
-
// Stop stops all containers in a Pod. The optional timeout parameter can be
// used to override the timeout before the container is killed.
func Stop(ctx context.Context, nameOrID string, timeout *int) (*entities.PodStopReport, error) {
@@ -264,3 +260,26 @@ func Unpause(ctx context.Context, nameOrID string) (*entities.PodUnpauseReport,
}
return &report, response.Process(&report)
}
+
+// Stats display resource-usage statistics of one or more pods.
+func Stats(ctx context.Context, namesOrIDs []string, options entities.PodStatsOptions) ([]*entities.PodStatsReport, error) {
+ if options.Latest {
+ return nil, errors.New("latest is not supported")
+ }
+ conn, err := bindings.GetClient(ctx)
+ if err != nil {
+ return nil, err
+ }
+ params := url.Values{}
+ for _, i := range namesOrIDs {
+ params.Add("namesOrIDs", i)
+ }
+ params.Set("all", strconv.FormatBool(options.All))
+
+ var reports []*entities.PodStatsReport
+ response, err := conn.DoRequest(nil, http.MethodGet, "/pods/stats", params)
+ if err != nil {
+ return nil, err
+ }
+ return reports, response.Process(&reports)
+}
diff --git a/pkg/domain/entities/engine_container.go b/pkg/domain/entities/engine_container.go
index 8c5bc3058..502279bcf 100644
--- a/pkg/domain/entities/engine_container.go
+++ b/pkg/domain/entities/engine_container.go
@@ -53,6 +53,7 @@ type ContainerEngine interface {
PodRestart(ctx context.Context, namesOrIds []string, options PodRestartOptions) ([]*PodRestartReport, error)
PodRm(ctx context.Context, namesOrIds []string, options PodRmOptions) ([]*PodRmReport, error)
PodStart(ctx context.Context, namesOrIds []string, options PodStartOptions) ([]*PodStartReport, error)
+ PodStats(ctx context.Context, namesOrIds []string, options PodStatsOptions) ([]*PodStatsReport, error)
PodStop(ctx context.Context, namesOrIds []string, options PodStopOptions) ([]*PodStopReport, error)
PodTop(ctx context.Context, options PodTopOptions) (*StringSliceReport, error)
PodUnpause(ctx context.Context, namesOrIds []string, options PodunpauseOptions) ([]*PodUnpauseReport, error)
diff --git a/pkg/domain/entities/images.go b/pkg/domain/entities/images.go
index 773cd90b4..460965b34 100644
--- a/pkg/domain/entities/images.go
+++ b/pkg/domain/entities/images.go
@@ -256,7 +256,7 @@ type ImageLoadOptions struct {
}
type ImageLoadReport struct {
- Name string
+ Names []string
}
type ImageImportOptions struct {
diff --git a/pkg/domain/entities/pods.go b/pkg/domain/entities/pods.go
index aa1445a6a..a4896ce4d 100644
--- a/pkg/domain/entities/pods.go
+++ b/pkg/domain/entities/pods.go
@@ -1,6 +1,7 @@
package entities
import (
+ "errors"
"strings"
"time"
@@ -188,3 +189,50 @@ type PodInspectOptions struct {
type PodInspectReport struct {
*define.InspectPodData
}
+
+// PodStatsOptions are options for the pod stats command.
+type PodStatsOptions struct {
+ // All - provide stats for all running pods.
+ All bool
+ // Latest - provide stats for the latest pod.
+ Latest bool
+}
+
+// PodStatsReport includes pod-resource statistics data.
+type PodStatsReport struct {
+ CPU string
+ MemUsage string
+ Mem string
+ NetIO string
+ BlockIO string
+ PIDS string
+ Pod string
+ CID string
+ Name string
+}
+
+// ValidatePodStatsOptions validates the specified slice and options. Allows
+// for sharing code in the front- and the back-end.
+func ValidatePodStatsOptions(args []string, options *PodStatsOptions) error {
+ num := 0
+ if len(args) > 0 {
+ num++
+ }
+ if options.All {
+ num++
+ }
+ if options.Latest {
+ num++
+ }
+ switch num {
+ case 0:
+ // Podman v1 compat: if nothing's specified get all running
+ // pods.
+ options.All = true
+ return nil
+ case 1:
+ return nil
+ default:
+ return errors.New("--all, --latest and arguments cannot be used together")
+ }
+}
diff --git a/pkg/domain/infra/abi/containers.go b/pkg/domain/infra/abi/containers.go
index 9844d1d96..e09891760 100644
--- a/pkg/domain/infra/abi/containers.go
+++ b/pkg/domain/infra/abi/containers.go
@@ -217,12 +217,23 @@ func (ic *ContainerEngine) ContainerKill(ctx context.Context, namesOrIds []strin
}
func (ic *ContainerEngine) ContainerRestart(ctx context.Context, namesOrIds []string, options entities.RestartOptions) ([]*entities.RestartReport, error) {
var (
+ ctrs []*libpod.Container
+ err error
reports []*entities.RestartReport
)
- ctrs, err := getContainersByContext(options.All, options.Latest, namesOrIds, ic.Libpod)
- if err != nil {
- return nil, err
+
+ if options.Running {
+ ctrs, err = ic.Libpod.GetRunningContainers()
+ if err != nil {
+ return nil, err
+ }
+ } else {
+ ctrs, err = getContainersByContext(options.All, options.Latest, namesOrIds, ic.Libpod)
+ if err != nil {
+ return nil, err
+ }
}
+
for _, con := range ctrs {
timeout := con.StopTimeout()
if options.Timeout != nil {
diff --git a/pkg/domain/infra/abi/images.go b/pkg/domain/infra/abi/images.go
index 64d9c9f12..724bc5343 100644
--- a/pkg/domain/infra/abi/images.go
+++ b/pkg/domain/infra/abi/images.go
@@ -326,16 +326,19 @@ func (ir *ImageEngine) Load(ctx context.Context, opts entities.ImageLoadOptions)
if err != nil {
return nil, err
}
- newImage, err := ir.Libpod.ImageRuntime().NewFromLocal(name)
- if err != nil {
- return nil, errors.Wrap(err, "image loaded but no additional tags were created")
- }
- if len(opts.Name) > 0 {
- if err := newImage.TagImage(fmt.Sprintf("%s:%s", opts.Name, opts.Tag)); err != nil {
- return nil, errors.Wrapf(err, "error adding %q to image %q", opts.Name, newImage.InputName)
+ names := strings.Split(name, ",")
+ if len(names) <= 1 {
+ newImage, err := ir.Libpod.ImageRuntime().NewFromLocal(name)
+ if err != nil {
+ return nil, errors.Wrap(err, "image loaded but no additional tags were created")
+ }
+ if len(opts.Name) > 0 {
+ if err := newImage.TagImage(fmt.Sprintf("%s:%s", opts.Name, opts.Tag)); err != nil {
+ return nil, errors.Wrapf(err, "error adding %q to image %q", opts.Name, newImage.InputName)
+ }
}
}
- return &entities.ImageLoadReport{Name: name}, nil
+ return &entities.ImageLoadReport{Names: names}, nil
}
func (ir *ImageEngine) Import(ctx context.Context, opts entities.ImageImportOptions) (*entities.ImageImportReport, error) {
diff --git a/pkg/domain/infra/abi/pods_stats.go b/pkg/domain/infra/abi/pods_stats.go
new file mode 100644
index 000000000..a41c01da0
--- /dev/null
+++ b/pkg/domain/infra/abi/pods_stats.go
@@ -0,0 +1,85 @@
+package abi
+
+import (
+ "context"
+ "fmt"
+
+ "github.com/containers/libpod/libpod"
+ "github.com/containers/libpod/pkg/cgroups"
+ "github.com/containers/libpod/pkg/domain/entities"
+ "github.com/containers/libpod/pkg/rootless"
+ "github.com/docker/go-units"
+ "github.com/pkg/errors"
+)
+
+// PodStats implements printing stats about pods.
+func (ic *ContainerEngine) PodStats(ctx context.Context, namesOrIds []string, options entities.PodStatsOptions) ([]*entities.PodStatsReport, error) {
+ // Cgroups v2 check for rootless.
+ if rootless.IsRootless() {
+ unified, err := cgroups.IsCgroup2UnifiedMode()
+ if err != nil {
+ return nil, err
+ }
+ if !unified {
+ return nil, errors.New("pod stats is not supported in rootless mode without cgroups v2")
+ }
+ }
+ // Get the (running) pods and convert them to the entities format.
+ pods, err := getPodsByContext(options.All, options.Latest, namesOrIds, ic.Libpod)
+ if err != nil {
+ return nil, errors.Wrap(err, "unable to get list of pods")
+ }
+ return ic.podsToStatsReport(pods)
+}
+
+// podsToStatsReport converts a slice of pods into a corresponding slice of stats reports.
+func (ic *ContainerEngine) podsToStatsReport(pods []*libpod.Pod) ([]*entities.PodStatsReport, error) {
+ reports := []*entities.PodStatsReport{}
+ for i := range pods { // Access by index to prevent potential loop-variable leaks.
+ podStats, err := pods[i].GetPodStats(nil)
+ if err != nil {
+ return nil, err
+ }
+ podID := pods[i].ID()[:12]
+ for j := range podStats {
+ r := entities.PodStatsReport{
+ CPU: floatToPercentString(podStats[j].CPU),
+ MemUsage: combineHumanValues(podStats[j].MemUsage, podStats[j].MemLimit),
+ Mem: floatToPercentString(podStats[j].MemPerc),
+ NetIO: combineHumanValues(podStats[j].NetInput, podStats[j].NetOutput),
+ BlockIO: combineHumanValues(podStats[j].BlockInput, podStats[j].BlockOutput),
+ PIDS: pidsToString(podStats[j].PIDs),
+ CID: podStats[j].ContainerID[:12],
+ Name: podStats[j].Name,
+ Pod: podID,
+ }
+ reports = append(reports, &r)
+ }
+ }
+
+ return reports, nil
+}
+
+func combineHumanValues(a, b uint64) string {
+ if a == 0 && b == 0 {
+ return "-- / --"
+ }
+ return fmt.Sprintf("%s / %s", units.HumanSize(float64(a)), units.HumanSize(float64(b)))
+}
+
+func floatToPercentString(f float64) string {
+ strippedFloat, err := libpod.RemoveScientificNotationFromFloat(f)
+ if err != nil || strippedFloat == 0 {
+ // If things go bazinga, return a safe value
+ return "--"
+ }
+ return fmt.Sprintf("%.2f", strippedFloat) + "%"
+}
+
+func pidsToString(pid uint64) string {
+ if pid == 0 {
+ // If things go bazinga, return a safe value
+ return "--"
+ }
+ return fmt.Sprintf("%d", pid)
+}
diff --git a/pkg/domain/infra/tunnel/containers.go b/pkg/domain/infra/tunnel/containers.go
index 18d6613f4..32f9c4e36 100644
--- a/pkg/domain/infra/tunnel/containers.go
+++ b/pkg/domain/infra/tunnel/containers.go
@@ -115,11 +115,15 @@ func (ic *ContainerEngine) ContainerRestart(ctx context.Context, namesOrIds []st
t := int(*options.Timeout)
timeout = &t
}
+
ctrs, err := getContainersByContext(ic.ClientCxt, options.All, namesOrIds)
if err != nil {
return nil, err
}
for _, c := range ctrs {
+ if options.Running && c.State != define.ContainerStateRunning.String() {
+ continue
+ }
reports = append(reports, &entities.RestartReport{
Id: c.ID,
Err: containers.Restart(ic.ClientCxt, c.ID, timeout),
diff --git a/pkg/domain/infra/tunnel/pods.go b/pkg/domain/infra/tunnel/pods.go
index e7641c077..c193c6752 100644
--- a/pkg/domain/infra/tunnel/pods.go
+++ b/pkg/domain/infra/tunnel/pods.go
@@ -211,3 +211,7 @@ func (ic *ContainerEngine) PodInspect(ctx context.Context, options entities.PodI
}
return pods.Inspect(ic.ClientCxt, options.NameOrID)
}
+
+func (ic *ContainerEngine) PodStats(ctx context.Context, namesOrIds []string, options entities.PodStatsOptions) ([]*entities.PodStatsReport, error) {
+ return pods.Stats(ic.ClientCxt, namesOrIds, options)
+}
diff --git a/test/e2e/load_test.go b/test/e2e/load_test.go
index 6b6d3820a..9a2cee9e1 100644
--- a/test/e2e/load_test.go
+++ b/test/e2e/load_test.go
@@ -20,7 +20,6 @@ var _ = Describe("Podman load", func() {
)
BeforeEach(func() {
- Skip(v2fail)
tempdir, err = CreateTempDirInTempDir()
if err != nil {
os.Exit(1)
diff --git a/test/e2e/pause_test.go b/test/e2e/pause_test.go
index 39e08e2e8..149a2e28a 100644
--- a/test/e2e/pause_test.go
+++ b/test/e2e/pause_test.go
@@ -2,7 +2,10 @@ package integration
import (
"fmt"
+ "io/ioutil"
"os"
+ "path/filepath"
+ "strings"
"github.com/containers/libpod/pkg/cgroups"
. "github.com/containers/libpod/test/utils"
@@ -17,8 +20,8 @@ var _ = Describe("Podman pause", func() {
podmanTest *PodmanTestIntegration
)
- pausedState := "Paused"
- createdState := "Created"
+ pausedState := "paused"
+ createdState := "created"
BeforeEach(func() {
SkipIfRootless()
@@ -31,7 +34,13 @@ var _ = Describe("Podman pause", func() {
Expect(err).To(BeNil())
if cgroupsv2 {
- _, err := os.Stat("/sys/fs/cgroup/cgroup.freeze")
+ b, err := ioutil.ReadFile("/proc/self/cgroup")
+ if err != nil {
+ Skip("cannot read self cgroup")
+ }
+
+ path := filepath.Join("/sys/fs/cgroup", strings.TrimSuffix(strings.Replace(string(b), "0::", "", 1), "\n"), "cgroup.freeze")
+ _, err = os.Stat(path)
if err != nil {
Skip("freezer controller not available on the current kernel")
}
@@ -72,7 +81,7 @@ var _ = Describe("Podman pause", func() {
Expect(result).To(ExitWithError())
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
- Expect(podmanTest.GetContainerStatus()).To(ContainSubstring(createdState))
+ Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(createdState))
})
It("podman pause a running container by id", func() {
@@ -85,7 +94,7 @@ var _ = Describe("Podman pause", func() {
Expect(result.ExitCode()).To(Equal(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
- Expect(podmanTest.GetContainerStatus()).To(ContainSubstring(pausedState))
+ Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(pausedState))
result = podmanTest.Podman([]string{"unpause", cid})
result.WaitWithDefaultTimeout()
@@ -102,7 +111,7 @@ var _ = Describe("Podman pause", func() {
Expect(result.ExitCode()).To(Equal(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
- Expect(podmanTest.GetContainerStatus()).To(ContainSubstring(pausedState))
+ Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(pausedState))
result = podmanTest.Podman([]string{"container", "unpause", cid})
result.WaitWithDefaultTimeout()
@@ -133,14 +142,14 @@ var _ = Describe("Podman pause", func() {
Expect(result.ExitCode()).To(Equal(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
- Expect(podmanTest.GetContainerStatus()).To(ContainSubstring(pausedState))
+ Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(pausedState))
result = podmanTest.Podman([]string{"rm", cid})
result.WaitWithDefaultTimeout()
Expect(result.ExitCode()).To(Equal(2))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
- Expect(podmanTest.GetContainerStatus()).To(ContainSubstring(pausedState))
+ Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(pausedState))
})
@@ -155,7 +164,7 @@ var _ = Describe("Podman pause", func() {
Expect(result.ExitCode()).To(Equal(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
- Expect(podmanTest.GetContainerStatus()).To(ContainSubstring(pausedState))
+ Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(pausedState))
result = podmanTest.Podman([]string{"rm", "--force", cid})
result.WaitWithDefaultTimeout()
@@ -175,14 +184,14 @@ var _ = Describe("Podman pause", func() {
Expect(result.ExitCode()).To(Equal(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
- Expect(podmanTest.GetContainerStatus()).To(ContainSubstring(pausedState))
+ Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(pausedState))
result = podmanTest.Podman([]string{"stop", cid})
result.WaitWithDefaultTimeout()
Expect(result.ExitCode()).To(Equal(125))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
- Expect(podmanTest.GetContainerStatus()).To(ContainSubstring(pausedState))
+ Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(pausedState))
result = podmanTest.Podman([]string{"unpause", cid})
result.WaitWithDefaultTimeout()
@@ -211,7 +220,7 @@ var _ = Describe("Podman pause", func() {
Expect(result.ExitCode()).To(Equal(0))
Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
- Expect(podmanTest.GetContainerStatus()).To(Equal(pausedState))
+ Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(Equal(pausedState))
result = podmanTest.Podman([]string{"unpause", "test1"})
result.WaitWithDefaultTimeout()
diff --git a/test/e2e/pod_pause_test.go b/test/e2e/pod_pause_test.go
index bb1719203..7067c9a87 100644
--- a/test/e2e/pod_pause_test.go
+++ b/test/e2e/pod_pause_test.go
@@ -15,10 +15,9 @@ var _ = Describe("Podman pod pause", func() {
podmanTest *PodmanTestIntegration
)
- pausedState := "Paused"
+ pausedState := "paused"
BeforeEach(func() {
- Skip(v2fail)
SkipIfRootless()
tempdir, err = CreateTempDirInTempDir()
if err != nil {
diff --git a/test/e2e/pod_stats_test.go b/test/e2e/pod_stats_test.go
index bb3610a27..347f33e62 100644
--- a/test/e2e/pod_stats_test.go
+++ b/test/e2e/pod_stats_test.go
@@ -18,7 +18,6 @@ var _ = Describe("Podman pod stats", func() {
)
BeforeEach(func() {
- Skip(v2fail)
cgroupsv2, err := cgroups.IsCgroup2UnifiedMode()
Expect(err).To(BeNil())
diff --git a/test/e2e/restart_test.go b/test/e2e/restart_test.go
index 9bbeb4f68..2b515f53b 100644
--- a/test/e2e/restart_test.go
+++ b/test/e2e/restart_test.go
@@ -17,7 +17,6 @@ var _ = Describe("Podman restart", func() {
)
BeforeEach(func() {
- Skip(v2fail)
tempdir, err = CreateTempDirInTempDir()
if err != nil {
os.Exit(1)
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-10-07 06:22:50 +0000