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authorbaude <bbaude@redhat.com>2019-04-09 13:07:27 -0500
committerbaude <bbaude@redhat.com>2019-04-09 15:00:35 -0500
commit23cd1928ec36a80f491b329dda3789b2dac32bcc (patch)
treec52ef533642c22cb3483790afe57e810ac615112 /cmd
parentfe79bdd07e140176dc64ebef8da3eea2ae28b96b (diff)
downloadpodman-23cd1928ec36a80f491b329dda3789b2dac32bcc.tar.gz
podman-23cd1928ec36a80f491b329dda3789b2dac32bcc.tar.bz2
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podman-remote ps
add the ability to run ps on containers using the remote client. Signed-off-by: baude <bbaude@redhat.com>
Diffstat (limited to 'cmd')
-rw-r--r--cmd/podman/commands.go1
-rw-r--r--cmd/podman/main.go1
-rw-r--r--cmd/podman/ps.go183
-rw-r--r--cmd/podman/shared/container.go171
-rw-r--r--cmd/podman/varlink/io.podman.varlink43
5 files changed, 220 insertions, 179 deletions
diff --git a/cmd/podman/commands.go b/cmd/podman/commands.go
index e9afcbc06..5b2581216 100644
--- a/cmd/podman/commands.go
+++ b/cmd/podman/commands.go
@@ -16,7 +16,6 @@ func getMainCommands() []*cobra.Command {
_execCommand,
_generateCommand,
_playCommand,
- &_psCommand,
_loginCommand,
_logoutCommand,
_mountCommand,
diff --git a/cmd/podman/main.go b/cmd/podman/main.go
index b44cf9f0a..52bf2daf0 100644
--- a/cmd/podman/main.go
+++ b/cmd/podman/main.go
@@ -52,6 +52,7 @@ var mainCommands = []*cobra.Command{
_loadCommand,
_logsCommand,
podCommand.Command,
+ &_psCommand,
_pullCommand,
_pushCommand,
&_rmiCommand,
diff --git a/cmd/podman/ps.go b/cmd/podman/ps.go
index 759a03b86..59376b6aa 100644
--- a/cmd/podman/ps.go
+++ b/cmd/podman/ps.go
@@ -6,7 +6,6 @@ import (
"os"
"reflect"
"sort"
- "strconv"
"strings"
"text/tabwriter"
"time"
@@ -14,15 +13,12 @@ import (
tm "github.com/buger/goterm"
"github.com/containers/buildah/pkg/formats"
"github.com/containers/libpod/cmd/podman/cliconfig"
- "github.com/containers/libpod/cmd/podman/libpodruntime"
"github.com/containers/libpod/cmd/podman/shared"
- "github.com/containers/libpod/libpod"
- "github.com/containers/libpod/pkg/util"
+ "github.com/containers/libpod/pkg/adapter"
"github.com/cri-o/ocicni/pkg/ocicni"
"github.com/docker/go-units"
"github.com/opentracing/opentracing-go"
"github.com/pkg/errors"
- "github.com/sirupsen/logrus"
"github.com/spf13/cobra"
"k8s.io/apimachinery/pkg/fields"
)
@@ -224,7 +220,7 @@ func psCmd(c *cliconfig.PsValues) error {
return errors.Wrapf(err, "error with flags passed")
}
- runtime, err := libpodruntime.GetRuntime(&c.PodmanCommand)
+ runtime, err := adapter.GetRuntime(&c.PodmanCommand)
if err != nil {
return errors.Wrapf(err, "error creating libpod runtime")
}
@@ -279,128 +275,6 @@ func checkFlagsPassed(c *cliconfig.PsValues) error {
return nil
}
-func generateContainerFilterFuncs(filter, filterValue string, runtime *libpod.Runtime) (func(container *libpod.Container) bool, error) {
- switch filter {
- case "id":
- return func(c *libpod.Container) bool {
- return strings.Contains(c.ID(), filterValue)
- }, nil
- case "label":
- var filterArray []string = strings.SplitN(filterValue, "=", 2)
- var filterKey string = filterArray[0]
- if len(filterArray) > 1 {
- filterValue = filterArray[1]
- } else {
- filterValue = ""
- }
- return func(c *libpod.Container) bool {
- for labelKey, labelValue := range c.Labels() {
- if labelKey == filterKey && ("" == filterValue || labelValue == filterValue) {
- return true
- }
- }
- return false
- }, nil
- case "name":
- return func(c *libpod.Container) bool {
- return strings.Contains(c.Name(), filterValue)
- }, nil
- case "exited":
- exitCode, err := strconv.ParseInt(filterValue, 10, 32)
- if err != nil {
- return nil, errors.Wrapf(err, "exited code out of range %q", filterValue)
- }
- return func(c *libpod.Container) bool {
- ec, exited, err := c.ExitCode()
- if ec == int32(exitCode) && err == nil && exited == true {
- return true
- }
- return false
- }, nil
- case "status":
- if !util.StringInSlice(filterValue, []string{"created", "running", "paused", "stopped", "exited", "unknown"}) {
- return nil, errors.Errorf("%s is not a valid status", filterValue)
- }
- return func(c *libpod.Container) bool {
- status, err := c.State()
- if err != nil {
- return false
- }
- if filterValue == "stopped" {
- filterValue = "exited"
- }
- state := status.String()
- if status == libpod.ContainerStateConfigured {
- state = "created"
- } else if status == libpod.ContainerStateStopped {
- state = "exited"
- }
- return state == filterValue
- }, nil
- case "ancestor":
- // This needs to refine to match docker
- // - ancestor=(<image-name>[:tag]|<image-id>| ⟨image@digest⟩) - containers created from an image or a descendant.
- return func(c *libpod.Container) bool {
- containerConfig := c.Config()
- if strings.Contains(containerConfig.RootfsImageID, filterValue) || strings.Contains(containerConfig.RootfsImageName, filterValue) {
- return true
- }
- return false
- }, nil
- case "before":
- ctr, err := runtime.LookupContainer(filterValue)
- if err != nil {
- return nil, errors.Errorf("unable to find container by name or id of %s", filterValue)
- }
- containerConfig := ctr.Config()
- createTime := containerConfig.CreatedTime
- return func(c *libpod.Container) bool {
- cc := c.Config()
- return createTime.After(cc.CreatedTime)
- }, nil
- case "since":
- ctr, err := runtime.LookupContainer(filterValue)
- if err != nil {
- return nil, errors.Errorf("unable to find container by name or id of %s", filterValue)
- }
- containerConfig := ctr.Config()
- createTime := containerConfig.CreatedTime
- return func(c *libpod.Container) bool {
- cc := c.Config()
- return createTime.Before(cc.CreatedTime)
- }, nil
- case "volume":
- //- volume=(<volume-name>|<mount-point-destination>)
- return func(c *libpod.Container) bool {
- containerConfig := c.Config()
- var dest string
- arr := strings.Split(filterValue, ":")
- source := arr[0]
- if len(arr) == 2 {
- dest = arr[1]
- }
- for _, mount := range containerConfig.Spec.Mounts {
- if dest != "" && (mount.Source == source && mount.Destination == dest) {
- return true
- }
- if dest == "" && mount.Source == source {
- return true
- }
- }
- return false
- }, nil
- case "health":
- return func(c *libpod.Container) bool {
- hcStatus, err := c.HealthCheckStatus()
- if err != nil {
- return false
- }
- return hcStatus == filterValue
- }, nil
- }
- return nil, errors.Errorf("%s is an invalid filter", filter)
-}
-
// generate the accurate header based on template given
func (p *psTemplateParams) headerMap() map[string]string {
v := reflect.Indirect(reflect.ValueOf(p))
@@ -550,11 +424,9 @@ func dumpJSON(containers []shared.PsContainerOutput) error {
return nil
}
-func psDisplay(c *cliconfig.PsValues, runtime *libpod.Runtime) error {
+func psDisplay(c *cliconfig.PsValues, runtime *adapter.LocalRuntime) error {
var (
- filterFuncs []libpod.ContainerFilter
- outputContainers []*libpod.Container
- err error
+ err error
)
opts := shared.PsOptions{
All: c.All,
@@ -570,51 +442,8 @@ func psDisplay(c *cliconfig.PsValues, runtime *libpod.Runtime) error {
Sync: c.Sync,
}
- maxWorkers := shared.Parallelize("ps")
- if c.GlobalIsSet("max-workers") {
- maxWorkers = c.GlobalFlags.MaxWorks
- }
- logrus.Debugf("Setting maximum workers to %d", maxWorkers)
-
- filters := c.Filter
- if len(filters) > 0 {
- for _, f := range filters {
- filterSplit := strings.SplitN(f, "=", 2)
- if len(filterSplit) < 2 {
- return errors.Errorf("filter input must be in the form of filter=value: %s is invalid", f)
- }
- generatedFunc, err := generateContainerFilterFuncs(filterSplit[0], filterSplit[1], runtime)
- if err != nil {
- return errors.Wrapf(err, "invalid filter")
- }
- filterFuncs = append(filterFuncs, generatedFunc)
- }
- }
- if !opts.Latest {
- // Get all containers
- containers, err := runtime.GetContainers(filterFuncs...)
- if err != nil {
- return err
- }
-
- // We only want the last few containers
- if opts.Last > 0 && opts.Last <= len(containers) {
- return errors.Errorf("--last not yet supported")
- } else {
- outputContainers = containers
- }
- } else {
- // Get just the latest container
- // Ignore filters
- latestCtr, err := runtime.GetLatestContainer()
- if err != nil {
- return err
- }
-
- outputContainers = []*libpod.Container{latestCtr}
- }
-
- pss := shared.PBatch(outputContainers, maxWorkers, opts)
+ pss, err := runtime.Ps(c, opts)
+ // Here and down
if opts.Sort != "" {
pss, err = sortPsOutput(opts.Sort, pss)
if err != nil {
diff --git a/cmd/podman/shared/container.go b/cmd/podman/shared/container.go
index 6826191c5..7bef62355 100644
--- a/cmd/podman/shared/container.go
+++ b/cmd/podman/shared/container.go
@@ -44,7 +44,6 @@ type PsOptions struct {
Quiet bool
Size bool
Sort string
- Label string
Namespace bool
Sync bool
}
@@ -274,6 +273,176 @@ func worker(wg *sync.WaitGroup, jobs <-chan workerInput, results chan<- PsContai
}
}
+func generateContainerFilterFuncs(filter, filterValue string, r *libpod.Runtime) (func(container *libpod.Container) bool, error) {
+ switch filter {
+ case "id":
+ return func(c *libpod.Container) bool {
+ return strings.Contains(c.ID(), filterValue)
+ }, nil
+ case "label":
+ var filterArray []string = strings.SplitN(filterValue, "=", 2)
+ var filterKey string = filterArray[0]
+ if len(filterArray) > 1 {
+ filterValue = filterArray[1]
+ } else {
+ filterValue = ""
+ }
+ return func(c *libpod.Container) bool {
+ for labelKey, labelValue := range c.Labels() {
+ if labelKey == filterKey && ("" == filterValue || labelValue == filterValue) {
+ return true
+ }
+ }
+ return false
+ }, nil
+ case "name":
+ return func(c *libpod.Container) bool {
+ return strings.Contains(c.Name(), filterValue)
+ }, nil
+ case "exited":
+ exitCode, err := strconv.ParseInt(filterValue, 10, 32)
+ if err != nil {
+ return nil, errors.Wrapf(err, "exited code out of range %q", filterValue)
+ }
+ return func(c *libpod.Container) bool {
+ ec, exited, err := c.ExitCode()
+ if ec == int32(exitCode) && err == nil && exited == true {
+ return true
+ }
+ return false
+ }, nil
+ case "status":
+ if !util.StringInSlice(filterValue, []string{"created", "running", "paused", "stopped", "exited", "unknown"}) {
+ return nil, errors.Errorf("%s is not a valid status", filterValue)
+ }
+ return func(c *libpod.Container) bool {
+ status, err := c.State()
+ if err != nil {
+ return false
+ }
+ if filterValue == "stopped" {
+ filterValue = "exited"
+ }
+ state := status.String()
+ if status == libpod.ContainerStateConfigured {
+ state = "created"
+ } else if status == libpod.ContainerStateStopped {
+ state = "exited"
+ }
+ return state == filterValue
+ }, nil
+ case "ancestor":
+ // This needs to refine to match docker
+ // - ancestor=(<image-name>[:tag]|<image-id>| ⟨image@digest⟩) - containers created from an image or a descendant.
+ return func(c *libpod.Container) bool {
+ containerConfig := c.Config()
+ if strings.Contains(containerConfig.RootfsImageID, filterValue) || strings.Contains(containerConfig.RootfsImageName, filterValue) {
+ return true
+ }
+ return false
+ }, nil
+ case "before":
+ ctr, err := r.LookupContainer(filterValue)
+ if err != nil {
+ return nil, errors.Errorf("unable to find container by name or id of %s", filterValue)
+ }
+ containerConfig := ctr.Config()
+ createTime := containerConfig.CreatedTime
+ return func(c *libpod.Container) bool {
+ cc := c.Config()
+ return createTime.After(cc.CreatedTime)
+ }, nil
+ case "since":
+ ctr, err := r.LookupContainer(filterValue)
+ if err != nil {
+ return nil, errors.Errorf("unable to find container by name or id of %s", filterValue)
+ }
+ containerConfig := ctr.Config()
+ createTime := containerConfig.CreatedTime
+ return func(c *libpod.Container) bool {
+ cc := c.Config()
+ return createTime.Before(cc.CreatedTime)
+ }, nil
+ case "volume":
+ //- volume=(<volume-name>|<mount-point-destination>)
+ return func(c *libpod.Container) bool {
+ containerConfig := c.Config()
+ var dest string
+ arr := strings.Split(filterValue, ":")
+ source := arr[0]
+ if len(arr) == 2 {
+ dest = arr[1]
+ }
+ for _, mount := range containerConfig.Spec.Mounts {
+ if dest != "" && (mount.Source == source && mount.Destination == dest) {
+ return true
+ }
+ if dest == "" && mount.Source == source {
+ return true
+ }
+ }
+ return false
+ }, nil
+ case "health":
+ return func(c *libpod.Container) bool {
+ hcStatus, err := c.HealthCheckStatus()
+ if err != nil {
+ return false
+ }
+ return hcStatus == filterValue
+ }, nil
+ }
+ return nil, errors.Errorf("%s is an invalid filter", filter)
+}
+
+// GetPsContainerOutput returns a slice of containers specifically for ps output
+func GetPsContainerOutput(r *libpod.Runtime, opts PsOptions, filters []string, maxWorkers int) ([]PsContainerOutput, error) {
+ var (
+ filterFuncs []libpod.ContainerFilter
+ outputContainers []*libpod.Container
+ )
+
+ if len(filters) > 0 {
+ for _, f := range filters {
+ filterSplit := strings.SplitN(f, "=", 2)
+ if len(filterSplit) < 2 {
+ return nil, errors.Errorf("filter input must be in the form of filter=value: %s is invalid", f)
+ }
+ generatedFunc, err := generateContainerFilterFuncs(filterSplit[0], filterSplit[1], r)
+ if err != nil {
+ return nil, errors.Wrapf(err, "invalid filter")
+ }
+ filterFuncs = append(filterFuncs, generatedFunc)
+ }
+ }
+ if !opts.Latest {
+ // Get all containers
+ containers, err := r.GetContainers(filterFuncs...)
+ if err != nil {
+ return nil, err
+ }
+
+ // We only want the last few containers
+ if opts.Last > 0 && opts.Last <= len(containers) {
+ return nil, errors.Errorf("--last not yet supported")
+ } else {
+ outputContainers = containers
+ }
+ } else {
+ // Get just the latest container
+ // Ignore filters
+ latestCtr, err := r.GetLatestContainer()
+ if err != nil {
+ return nil, err
+ }
+
+ outputContainers = []*libpod.Container{latestCtr}
+ }
+
+ pss := PBatch(outputContainers, maxWorkers, opts)
+ return pss, nil
+}
+
// PBatch is performs batch operations on a container in parallel. It spawns the number of workers
// relative to the the number of parallel operations desired.
func PBatch(containers []*libpod.Container, workers int, opts PsOptions) []PsContainerOutput {
diff --git a/cmd/podman/varlink/io.podman.varlink b/cmd/podman/varlink/io.podman.varlink
index 9098a9297..d8905326c 100644
--- a/cmd/podman/varlink/io.podman.varlink
+++ b/cmd/podman/varlink/io.podman.varlink
@@ -133,6 +133,47 @@ type ContainerStats (
pids: int
)
+type PsOpts (
+ all: bool,
+ filters: ?[]string,
+ last: ?int,
+ latest: ?bool,
+ noTrunc: ?bool,
+ pod: ?bool,
+ quiet: ?bool,
+ sort: ?string,
+ sync: ?bool
+)
+
+type PsContainer (
+ id: string,
+ image: string,
+ command: string,
+ created: string,
+ ports: string,
+ names: string,
+ isInfra: bool,
+ status: string,
+ state: string,
+ pidNum: int,
+ rootFsSize: int,
+ rwSize: int,
+ pod: string,
+ createdAt: string,
+ exitedAt: string,
+ startedAt: string,
+ labels: [string]string,
+ nsPid: string,
+ cgroup: string,
+ ipc: string,
+ mnt: string,
+ net: string,
+ pidNs: string,
+ user: string,
+ uts: string,
+ mounts: string
+)
+
# ContainerMount describes the struct for mounts in a container
type ContainerMount (
destination: string,
@@ -474,6 +515,8 @@ method GetInfo() -> (info: PodmanInfo)
# See also [GetContainer](#GetContainer).
method ListContainers() -> (containers: []Container)
+method Ps(opts: PsOpts) -> (containers: []PsContainer)
+
# GetContainer returns information about a single container. If a container
# with the given id doesn't exist, a [ContainerNotFound](#ContainerNotFound)
# error will be returned. See also [ListContainers](ListContainers) and