diff options
-rw-r--r-- | cmd/podmanV2/pods/pod.go | 30 | ||||
-rw-r--r-- | cmd/podmanV2/pods/ps.go | 134 | ||||
-rw-r--r-- | cmd/podmanV2/report/templates.go | 3 | ||||
-rw-r--r-- | libpod/podfilters/pods.go | 115 | ||||
-rw-r--r-- | pkg/api/handlers/utils/pods.go | 5 | ||||
-rw-r--r-- | pkg/domain/entities/engine_container.go | 1 | ||||
-rw-r--r-- | pkg/domain/entities/pods.go | 13 | ||||
-rw-r--r-- | pkg/domain/infra/abi/pods.go | 59 | ||||
-rw-r--r-- | pkg/domain/infra/tunnel/pods.go | 4 |
9 files changed, 364 insertions, 0 deletions
diff --git a/cmd/podmanV2/pods/pod.go b/cmd/podmanV2/pods/pod.go index 81c0d33e1..3766893bb 100644 --- a/cmd/podmanV2/pods/pod.go +++ b/cmd/podmanV2/pods/pod.go @@ -1,6 +1,9 @@ package pods import ( + "strings" + "text/template" + "github.com/containers/libpod/cmd/podmanV2/registry" "github.com/containers/libpod/pkg/domain/entities" "github.com/spf13/cobra" @@ -18,6 +21,33 @@ var ( } ) +var podFuncMap = template.FuncMap{ + "numCons": func(cons []*entities.ListPodContainer) int { + return len(cons) + }, + "podcids": func(cons []*entities.ListPodContainer) string { + var ctrids []string + for _, c := range cons { + ctrids = append(ctrids, c.Id[:12]) + } + return strings.Join(ctrids, ",") + }, + "podconnames": func(cons []*entities.ListPodContainer) string { + var ctrNames []string + for _, c := range cons { + ctrNames = append(ctrNames, c.Names[:12]) + } + return strings.Join(ctrNames, ",") + }, + "podconstatuses": func(cons []*entities.ListPodContainer) string { + var statuses []string + for _, c := range cons { + statuses = append(statuses, c.Status) + } + return strings.Join(statuses, ",") + }, +} + func init() { registry.Commands = append(registry.Commands, registry.CliCommand{ Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode}, diff --git a/cmd/podmanV2/pods/ps.go b/cmd/podmanV2/pods/ps.go index d4c625b2e..9546dff9e 100644 --- a/cmd/podmanV2/pods/ps.go +++ b/cmd/podmanV2/pods/ps.go @@ -1,8 +1,19 @@ package pods import ( + "context" + "encoding/json" + "fmt" + "io" + "os" + "strings" + "text/tabwriter" + "text/template" + "github.com/containers/libpod/cmd/podmanV2/registry" + "github.com/containers/libpod/cmd/podmanV2/report" "github.com/containers/libpod/pkg/domain/entities" + "github.com/pkg/errors" "github.com/spf13/cobra" ) @@ -19,14 +30,137 @@ var ( } ) +var ( + defaultHeaders string = "POD ID\tNAME\tSTATUS\tCREATED" + inputFilters string + noTrunc bool + psInput entities.PodPSOptions +) + func init() { registry.Commands = append(registry.Commands, registry.CliCommand{ Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode}, Command: psCmd, Parent: podCmd, }) + flags := psCmd.Flags() + flags.BoolVar(&psInput.CtrNames, "ctr-names", false, "Display the container names") + flags.BoolVar(&psInput.CtrIds, "ctr-ids", false, "Display the container UUIDs. If no-trunc is not set they will be truncated") + flags.BoolVar(&psInput.CtrStatus, "ctr-status", false, "Display the container status") + // TODO should we make this a [] ? + flags.StringVarP(&inputFilters, "filter", "f", "", "Filter output based on conditions given") + flags.StringVar(&psInput.Format, "format", "", "Pretty-print pods to JSON or using a Go template") + flags.BoolVarP(&psInput.Latest, "latest", "l", false, "Act on the latest pod podman is aware of") + flags.BoolVar(&psInput.Namespace, "namespace", false, "Display namespace information of the pod") + flags.BoolVar(&psInput.Namespace, "ns", false, "Display namespace information of the pod") + flags.BoolVar(&noTrunc, "no-trunc", false, "Do not truncate pod and container IDs") + flags.BoolVarP(&psInput.Quiet, "quiet", "q", false, "Print the numeric IDs of the pods only") + flags.StringVar(&psInput.Sort, "sort", "created", "Sort output by created, id, name, or number") + if registry.IsRemote() { + _ = flags.MarkHidden("latest") + } } func pods(cmd *cobra.Command, args []string) error { + var ( + w io.Writer = os.Stdout + row string + ) + if cmd.Flag("filter").Changed { + for _, f := range strings.Split(inputFilters, ",") { + split := strings.Split(f, "=") + if len(split) < 2 { + return errors.Errorf("filter input must be in the form of filter=value: %s is invalid", f) + } + psInput.Filters[split[0]] = append(psInput.Filters[split[0]], split[1]) + } + } + responses, err := registry.ContainerEngine().PodPs(context.Background(), psInput) + if err != nil { + return err + } + + if psInput.Format == "json" { + b, err := json.MarshalIndent(responses, "", " ") + if err != nil { + return err + } + fmt.Println(string(b)) + return nil + } + headers, row := createPodPsOut(cmd) + if psInput.Quiet { + if noTrunc { + row = "{{.Id}}\n" + } else { + row = "{{slice .Id 0 12}}\n" + } + } + if cmd.Flag("format").Changed { + row = psInput.Format + if !strings.HasPrefix(row, "\n") { + row += "\n" + } + } + format := "{{range . }}" + row + "{{end}}" + if !psInput.Quiet && !cmd.Flag("format").Changed { + format = headers + format + } + funcs := report.AppendFuncMap(podFuncMap) + tmpl, err := template.New("listPods").Funcs(funcs).Parse(format) + if err != nil { + return err + } + if !psInput.Quiet { + w = tabwriter.NewWriter(os.Stdout, 8, 2, 2, ' ', 0) + } + if err := tmpl.Execute(w, responses); err != nil { + return err + } + if flusher, ok := w.(interface{ Flush() error }); ok { + return flusher.Flush() + } return nil } + +func createPodPsOut(cmd *cobra.Command) (string, string) { + var row string + headers := defaultHeaders + if noTrunc { + row += "{{.Id}}" + } else { + row += "{{slice .Id 0 12}}" + } + + row += "\t{{.Name}}\t{{.Status}}\t{{humanDurationFromTime .Created}}" + + //rowFormat string = "{{slice .Id 0 12}}\t{{.Name}}\t{{.Status}}\t{{humanDurationFromTime .Created}}" + if psInput.CtrIds { + headers += "\tIDS" + row += "\t{{podcids .Containers}}" + } + if psInput.CtrNames { + headers += "\tNAMES" + row += "\t{{podconnames .Containers}}" + } + if psInput.CtrStatus { + headers += "\tSTATUS" + row += "\t{{podconstatuses .Containers}}" + } + if psInput.Namespace { + headers += "\tCGROUP\tNAMESPACES" + row += "\t{{.Cgroup}}\t{{.Namespace}}" + } + if !psInput.CtrStatus && !psInput.CtrNames && !psInput.CtrIds { + headers += "\t# OF CONTAINERS" + row += "\t{{numCons .Containers}}" + + } + headers += "\tINFRA ID\n" + if noTrunc { + row += "\t{{.InfraId}}\n" + } else { + row += "\t{{slice .InfraId 0 12}}\n" + } + return headers, row +} diff --git a/cmd/podmanV2/report/templates.go b/cmd/podmanV2/report/templates.go index f3bc06405..e46048e97 100644 --- a/cmd/podmanV2/report/templates.go +++ b/cmd/podmanV2/report/templates.go @@ -19,6 +19,9 @@ var defaultFuncMap = template.FuncMap{ "humanDuration": func(t int64) string { return units.HumanDuration(time.Since(time.Unix(t, 0))) + " ago" }, + "humanDurationFromTime": func(t time.Time) string { + return units.HumanDuration(time.Since(t)) + " ago" + }, "humanSize": func(sz int64) string { s := units.HumanSizeWithPrecision(float64(sz), 3) i := strings.LastIndexFunc(s, unicode.IsNumber) diff --git a/libpod/podfilters/pods.go b/libpod/podfilters/pods.go new file mode 100644 index 000000000..54fa85edc --- /dev/null +++ b/libpod/podfilters/pods.go @@ -0,0 +1,115 @@ +package podfilters + +import ( + "strconv" + "strings" + + "github.com/containers/libpod/libpod" + "github.com/containers/libpod/libpod/define" + "github.com/containers/libpod/pkg/util" + "github.com/pkg/errors" +) + +// GeneratePodFilterFunc takes a filter and filtervalue (key, value) +// and generates a libpod function that can be used to filter +// pods +func GeneratePodFilterFunc(filter, filterValue string) ( + func(pod *libpod.Pod) bool, error) { + switch filter { + case "ctr-ids": + return func(p *libpod.Pod) bool { + ctrIds, err := p.AllContainersByID() + if err != nil { + return false + } + return util.StringInSlice(filterValue, ctrIds) + }, nil + case "ctr-names": + return func(p *libpod.Pod) bool { + ctrs, err := p.AllContainers() + if err != nil { + return false + } + for _, ctr := range ctrs { + if filterValue == ctr.Name() { + return true + } + } + return false + }, nil + case "ctr-number": + return func(p *libpod.Pod) bool { + ctrIds, err := p.AllContainersByID() + if err != nil { + return false + } + + fVint, err2 := strconv.Atoi(filterValue) + if err2 != nil { + return false + } + return len(ctrIds) == fVint + }, nil + case "ctr-status": + if !util.StringInSlice(filterValue, + []string{"created", "restarting", "running", "paused", + "exited", "unknown"}) { + return nil, errors.Errorf("%s is not a valid status", filterValue) + } + return func(p *libpod.Pod) bool { + ctr_statuses, err := p.Status() + if err != nil { + return false + } + for _, ctr_status := range ctr_statuses { + state := ctr_status.String() + if ctr_status == define.ContainerStateConfigured { + state = "created" + } + if state == filterValue { + return true + } + } + return false + }, nil + case "id": + return func(p *libpod.Pod) bool { + return strings.Contains(p.ID(), filterValue) + }, nil + case "name": + return func(p *libpod.Pod) bool { + return strings.Contains(p.Name(), filterValue) + }, nil + case "status": + if !util.StringInSlice(filterValue, []string{"stopped", "running", "paused", "exited", "dead", "created"}) { + return nil, errors.Errorf("%s is not a valid pod status", filterValue) + } + return func(p *libpod.Pod) bool { + status, err := p.GetPodStatus() + if err != nil { + return false + } + if strings.ToLower(status) == filterValue { + return true + } + return false + }, nil + case "label": + var filterArray = strings.SplitN(filterValue, "=", 2) + var filterKey = filterArray[0] + if len(filterArray) > 1 { + filterValue = filterArray[1] + } else { + filterValue = "" + } + return func(p *libpod.Pod) bool { + for labelKey, labelValue := range p.Labels() { + if labelKey == filterKey && ("" == filterValue || labelValue == filterValue) { + return true + } + } + return false + }, nil + } + return nil, errors.Errorf("%s is an invalid filter", filter) +} diff --git a/pkg/api/handlers/utils/pods.go b/pkg/api/handlers/utils/pods.go index 79d1a5090..d47053eda 100644 --- a/pkg/api/handlers/utils/pods.go +++ b/pkg/api/handlers/utils/pods.go @@ -59,6 +59,10 @@ func GetPods(w http.ResponseWriter, r *http.Request) ([]*entities.ListPodsReport if err != nil { return nil, err } + infraId, err := pod.InfraContainerID() + if err != nil { + return nil, err + } lp := entities.ListPodsReport{ Cgroup: pod.CgroupParent(), Created: pod.CreatedTime(), @@ -66,6 +70,7 @@ func GetPods(w http.ResponseWriter, r *http.Request) ([]*entities.ListPodsReport Name: pod.Name(), Namespace: pod.Namespace(), Status: status, + InfraId: infraId, } for _, ctr := range ctrs { state, err := ctr.State() diff --git a/pkg/domain/entities/engine_container.go b/pkg/domain/entities/engine_container.go index 77043b89e..0907a89af 100644 --- a/pkg/domain/entities/engine_container.go +++ b/pkg/domain/entities/engine_container.go @@ -22,6 +22,7 @@ type ContainerEngine interface { PodExists(ctx context.Context, nameOrId string) (*BoolReport, error) PodKill(ctx context.Context, namesOrIds []string, options PodKillOptions) ([]*PodKillReport, error) PodPause(ctx context.Context, namesOrIds []string, options PodPauseOptions) ([]*PodPauseReport, error) + PodPs(ctx context.Context, options PodPSOptions) ([]*ListPodsReport, error) PodRestart(ctx context.Context, namesOrIds []string, options PodRestartOptions) ([]*PodRestartReport, error) PodStart(ctx context.Context, namesOrIds []string, options PodStartOptions) ([]*PodStartReport, error) PodStop(ctx context.Context, namesOrIds []string, options PodStopOptions) ([]*PodStopReport, error) diff --git a/pkg/domain/entities/pods.go b/pkg/domain/entities/pods.go index d92d1bc7a..a0b2c6cec 100644 --- a/pkg/domain/entities/pods.go +++ b/pkg/domain/entities/pods.go @@ -22,6 +22,7 @@ type ListPodsReport struct { Containers []*ListPodContainer Created time.Time Id string + InfraId string Name string Namespace string Status string @@ -151,3 +152,15 @@ type PodTopOptions struct { Descriptors []string NameOrID string } + +type PodPSOptions struct { + CtrNames bool + CtrIds bool + CtrStatus bool + Filters map[string][]string + Format string + Latest bool + Namespace bool + Quiet bool + Sort string +} diff --git a/pkg/domain/infra/abi/pods.go b/pkg/domain/infra/abi/pods.go index 8abcc6e4b..494a048ec 100644 --- a/pkg/domain/infra/abi/pods.go +++ b/pkg/domain/infra/abi/pods.go @@ -7,6 +7,7 @@ import ( "github.com/containers/libpod/libpod" "github.com/containers/libpod/libpod/define" + "github.com/containers/libpod/libpod/podfilters" "github.com/containers/libpod/pkg/domain/entities" "github.com/containers/libpod/pkg/signal" "github.com/containers/libpod/pkg/specgen" @@ -272,3 +273,61 @@ func (ic *ContainerEngine) PodTop(ctx context.Context, options entities.PodTopOp report.Value, err = pod.GetPodPidInformation(options.Descriptors) return report, err } + +func (ic *ContainerEngine) PodPs(ctx context.Context, options entities.PodPSOptions) ([]*entities.ListPodsReport, error) { + var ( + filters []libpod.PodFilter + reports []*entities.ListPodsReport + ) + for k, v := range options.Filters { + for _, filter := range v { + f, err := podfilters.GeneratePodFilterFunc(k, filter) + if err != nil { + return nil, err + } + filters = append(filters, f) + + } + } + pds, err := ic.Libpod.Pods(filters...) + if err != nil { + return nil, err + } + for _, p := range pds { + var lpcs []*entities.ListPodContainer + status, err := p.GetPodStatus() + if err != nil { + return nil, err + } + cons, err := p.AllContainers() + if err != nil { + return nil, err + } + for _, c := range cons { + state, err := c.State() + if err != nil { + return nil, err + } + lpcs = append(lpcs, &entities.ListPodContainer{ + Id: c.ID(), + Names: c.Name(), + Status: state.String(), + }) + } + infraId, err := p.InfraContainerID() + if err != nil { + return nil, err + } + reports = append(reports, &entities.ListPodsReport{ + Cgroup: p.CgroupParent(), + Containers: lpcs, + Created: p.CreatedTime(), + Id: p.ID(), + InfraId: infraId, + Name: p.Name(), + Namespace: p.Namespace(), + Status: status, + }) + } + return reports, nil +} diff --git a/pkg/domain/infra/tunnel/pods.go b/pkg/domain/infra/tunnel/pods.go index 9561a9807..ad87a0a29 100644 --- a/pkg/domain/infra/tunnel/pods.go +++ b/pkg/domain/infra/tunnel/pods.go @@ -193,3 +193,7 @@ func (ic *ContainerEngine) PodTop(ctx context.Context, options entities.PodTopOp } return &entities.StringSliceReport{Value: topOutput}, nil } + +func (ic *ContainerEngine) PodPs(ctx context.Context, options entities.PodPSOptions) ([]*entities.ListPodsReport, error) { + return pods.List(ic.ClientCxt, options.Filters) +} |