Merge pull request #14967 from sstosh/pause-option

Add pause/unpause --latest, --cidfile, --filter

8 files changed, 458 insertions, 64 deletions

diff --git a/cmd/podman/containers/pause.go b/cmd/podman/containers/pause.go
index af6f740f2..53aa423ac 100644
--- a/cmd/podman/containers/pause.go
+++ b/cmd/podman/containers/pause.go
@@ -2,61 +2,88 @@ package containers
 
 import (
 	"context"
-	"errors"
 	"fmt"
+	"io/ioutil"
+	"strings"
 
+	"github.com/containers/common/pkg/completion"
 	"github.com/containers/podman/v4/cmd/podman/common"
 	"github.com/containers/podman/v4/cmd/podman/registry"
 	"github.com/containers/podman/v4/cmd/podman/utils"
+	"github.com/containers/podman/v4/cmd/podman/validate"
 	"github.com/containers/podman/v4/pkg/domain/entities"
 	"github.com/spf13/cobra"
-	"github.com/spf13/pflag"
 )
 
 var (
 	pauseDescription = `Pauses one or more running containers.  The container name or ID can be used.`
 	pauseCommand     = &cobra.Command{
-		Use:               "pause [options] CONTAINER [CONTAINER...]",
-		Short:             "Pause all the processes in one or more containers",
-		Long:              pauseDescription,
-		RunE:              pause,
+		Use:   "pause [options] CONTAINER [CONTAINER...]",
+		Short: "Pause all the processes in one or more containers",
+		Long:  pauseDescription,
+		RunE:  pause,
+		Args: func(cmd *cobra.Command, args []string) error {
+			return validate.CheckAllLatestAndIDFile(cmd, args, false, "cidfile")
+		},
 		ValidArgsFunction: common.AutocompleteContainersRunning,
 		Example: `podman pause mywebserver
   podman pause 860a4b23
-  podman pause -a`,
+  podman pause --all`,
 	}
 
 	containerPauseCommand = &cobra.Command{
-		Use:               pauseCommand.Use,
-		Short:             pauseCommand.Short,
-		Long:              pauseCommand.Long,
-		RunE:              pauseCommand.RunE,
+		Use:   pauseCommand.Use,
+		Short: pauseCommand.Short,
+		Long:  pauseCommand.Long,
+		RunE:  pauseCommand.RunE,
+		Args: func(cmd *cobra.Command, args []string) error {
+			return validate.CheckAllLatestAndIDFile(cmd, args, false, "cidfile")
+		},
 		ValidArgsFunction: pauseCommand.ValidArgsFunction,
 		Example: `podman container pause mywebserver
   podman container pause 860a4b23
-  podman container pause -a`,
+  podman container pause --all`,
 	}
+)
 
-	pauseOpts = entities.PauseUnPauseOptions{}
+var (
+	pauseOpts = entities.PauseUnPauseOptions{
+		Filters: make(map[string][]string),
+	}
+	pauseCidFiles = []string{}
 )
 
-func pauseFlags(flags *pflag.FlagSet) {
+func pauseFlags(cmd *cobra.Command) {
+	flags := cmd.Flags()
+
 	flags.BoolVarP(&pauseOpts.All, "all", "a", false, "Pause all running containers")
+
+	cidfileFlagName := "cidfile"
+	flags.StringArrayVar(&pauseCidFiles, cidfileFlagName, nil, "Read the container ID from the file")
+	_ = cmd.RegisterFlagCompletionFunc(cidfileFlagName, completion.AutocompleteDefault)
+
+	filterFlagName := "filter"
+	flags.StringSliceVarP(&filters, filterFlagName, "f", []string{}, "Filter output based on conditions given")
+	_ = cmd.RegisterFlagCompletionFunc(filterFlagName, common.AutocompletePsFilters)
+
+	if registry.IsRemote() {
+		_ = flags.MarkHidden("cidfile")
+	}
 }
 
 func init() {
 	registry.Commands = append(registry.Commands, registry.CliCommand{
 		Command: pauseCommand,
 	})
-	flags := pauseCommand.Flags()
-	pauseFlags(flags)
+	pauseFlags(pauseCommand)
+	validate.AddLatestFlag(pauseCommand, &pauseOpts.Latest)
 
 	registry.Commands = append(registry.Commands, registry.CliCommand{
 		Command: containerPauseCommand,
 		Parent:  containerCmd,
 	})
-	containerPauseFlags := containerPauseCommand.Flags()
-	pauseFlags(containerPauseFlags)
+	pauseFlags(containerPauseCommand)
+	validate.AddLatestFlag(containerPauseCommand, &pauseOpts.Latest)
 }
 
 func pause(cmd *cobra.Command, args []string) error {
@@ -64,16 +91,30 @@ func pause(cmd *cobra.Command, args []string) error {
 		errs utils.OutputErrors
 	)
 
-	if len(args) < 1 && !pauseOpts.All {
-		return errors.New("you must provide at least one container name or id")
+	for _, cidFile := range pauseCidFiles {
+		content, err := ioutil.ReadFile(cidFile)
+		if err != nil {
+			return fmt.Errorf("error reading CIDFile: %w", err)
+		}
+		id := strings.Split(string(content), "\n")[0]
+		args = append(args, id)
+	}
+
+	for _, f := range filters {
+		split := strings.SplitN(f, "=", 2)
+		if len(split) < 2 {
+			return fmt.Errorf("invalid filter %q", f)
+		}
+		pauseOpts.Filters[split[0]] = append(pauseOpts.Filters[split[0]], split[1])
 	}
+
 	responses, err := registry.ContainerEngine().ContainerPause(context.Background(), args, pauseOpts)
 	if err != nil {
 		return err
 	}
 	for _, r := range responses {
 		if r.Err == nil {
-			fmt.Println(r.Id)
+			fmt.Println(r.RawInput)
 		} else {
 			errs = append(errs, r.Err)
 		}
diff --git a/cmd/podman/containers/unpause.go b/cmd/podman/containers/unpause.go
index a5375e737..4282e490e 100644
--- a/cmd/podman/containers/unpause.go
+++ b/cmd/podman/containers/unpause.go
@@ -4,59 +4,87 @@ import (
 	"context"
 	"errors"
 	"fmt"
+	"io/ioutil"
+	"strings"
 
 	"github.com/containers/common/pkg/cgroups"
+	"github.com/containers/common/pkg/completion"
 	"github.com/containers/podman/v4/cmd/podman/common"
 	"github.com/containers/podman/v4/cmd/podman/registry"
 	"github.com/containers/podman/v4/cmd/podman/utils"
+	"github.com/containers/podman/v4/cmd/podman/validate"
 	"github.com/containers/podman/v4/pkg/domain/entities"
 	"github.com/containers/podman/v4/pkg/rootless"
 	"github.com/spf13/cobra"
-	"github.com/spf13/pflag"
 )
 
 var (
 	unpauseDescription = `Unpauses one or more previously paused containers.  The container name or ID can be used.`
 	unpauseCommand     = &cobra.Command{
-		Use:               "unpause [options] CONTAINER [CONTAINER...]",
-		Short:             "Unpause the processes in one or more containers",
-		Long:              unpauseDescription,
-		RunE:              unpause,
+		Use:   "unpause [options] CONTAINER [CONTAINER...]",
+		Short: "Unpause the processes in one or more containers",
+		Long:  unpauseDescription,
+		RunE:  unpause,
+		Args: func(cmd *cobra.Command, args []string) error {
+			return validate.CheckAllLatestAndIDFile(cmd, args, false, "cidfile")
+		},
 		ValidArgsFunction: common.AutocompleteContainersPaused,
 		Example: `podman unpause ctrID
   podman unpause --all`,
 	}
-	unPauseOptions = entities.PauseUnPauseOptions{}
 
 	containerUnpauseCommand = &cobra.Command{
-		Use:               unpauseCommand.Use,
-		Short:             unpauseCommand.Short,
-		Long:              unpauseCommand.Long,
-		RunE:              unpauseCommand.RunE,
+		Use:   unpauseCommand.Use,
+		Short: unpauseCommand.Short,
+		Long:  unpauseCommand.Long,
+		RunE:  unpauseCommand.RunE,
+		Args: func(cmd *cobra.Command, args []string) error {
+			return validate.CheckAllLatestAndIDFile(cmd, args, false, "cidfile")
+		},
 		ValidArgsFunction: unpauseCommand.ValidArgsFunction,
 		Example: `podman container unpause ctrID
   podman container unpause --all`,
 	}
 )
 
-func unpauseFlags(flags *pflag.FlagSet) {
-	flags.BoolVarP(&unPauseOptions.All, "all", "a", false, "Pause all running containers")
+var (
+	unpauseOpts = entities.PauseUnPauseOptions{
+		Filters: make(map[string][]string),
+	}
+	unpauseCidFiles = []string{}
+)
+
+func unpauseFlags(cmd *cobra.Command) {
+	flags := cmd.Flags()
+
+	flags.BoolVarP(&unpauseOpts.All, "all", "a", false, "Unpause all paused containers")
+
+	cidfileFlagName := "cidfile"
+	flags.StringArrayVar(&unpauseCidFiles, cidfileFlagName, nil, "Read the container ID from the file")
+	_ = cmd.RegisterFlagCompletionFunc(cidfileFlagName, completion.AutocompleteDefault)
+
+	filterFlagName := "filter"
+	flags.StringSliceVarP(&filters, filterFlagName, "f", []string{}, "Filter output based on conditions given")
+	_ = cmd.RegisterFlagCompletionFunc(filterFlagName, common.AutocompletePsFilters)
+
+	if registry.IsRemote() {
+		_ = flags.MarkHidden("cidfile")
+	}
 }
 
 func init() {
 	registry.Commands = append(registry.Commands, registry.CliCommand{
 		Command: unpauseCommand,
 	})
-	flags := unpauseCommand.Flags()
-	unpauseFlags(flags)
+	unpauseFlags(unpauseCommand)
+	validate.AddLatestFlag(unpauseCommand, &unpauseOpts.Latest)
 
 	registry.Commands = append(registry.Commands, registry.CliCommand{
 		Command: containerUnpauseCommand,
 		Parent:  containerCmd,
 	})
-
-	unpauseCommandFlags := containerUnpauseCommand.Flags()
-	unpauseFlags(unpauseCommandFlags)
+	unpauseFlags(containerUnpauseCommand)
+	validate.AddLatestFlag(containerUnpauseCommand, &unpauseOpts.Latest)
 }
 
 func unpause(cmd *cobra.Command, args []string) error {
@@ -69,16 +97,32 @@ func unpause(cmd *cobra.Command, args []string) error {
 			return errors.New("unpause is not supported for cgroupv1 rootless containers")
 		}
 	}
-	if len(args) < 1 && !unPauseOptions.All {
-		return errors.New("you must provide at least one container name or id")
+
+	for _, cidFile := range unpauseCidFiles {
+		content, err := ioutil.ReadFile(cidFile)
+		if err != nil {
+			return fmt.Errorf("error reading CIDFile: %w", err)
+		}
+		id := strings.Split(string(content), "\n")[0]
+		args = append(args, id)
+	}
+
+	for _, f := range filters {
+		split := strings.SplitN(f, "=", 2)
+		if len(split) < 2 {
+			return fmt.Errorf("invalid filter %q", f)
+		}
+		unpauseOpts.Filters[split[0]] = append(unpauseOpts.Filters[split[0]], split[1])
 	}
-	responses, err := registry.ContainerEngine().ContainerUnpause(context.Background(), args, unPauseOptions)
+
+	responses, err := registry.ContainerEngine().ContainerUnpause(context.Background(), args, unpauseOpts)
 	if err != nil {
 		return err
 	}
+
 	for _, r := range responses {
 		if r.Err == nil {
-			fmt.Println(r.Id)
+			fmt.Println(r.RawInput)
 		} else {
 			errs = append(errs, r.Err)
 		}
diff --git a/docs/source/markdown/podman-pause.1.md b/docs/source/markdown/podman-pause.1.md
index 863be9ed4..f374d96f3 100644
--- a/docs/source/markdown/podman-pause.1.md
+++ b/docs/source/markdown/podman-pause.1.md
@@ -17,21 +17,65 @@ Pauses all the processes in one or more containers.  You may use container IDs o
 
 Pause all running containers.
 
+#### **--cidfile**
+
+Read container ID from the specified file and pause the container.  Can be specified multiple times.
+
+#### **--filter**, **-f**=*filter*
+
+Filter what containers pause.
+Multiple filters can be given with multiple uses of the --filter flag.
+Filters with the same key work inclusive with the only exception being
+`label` which is exclusive. Filters with different keys always work exclusive.
+
+Valid filters are listed below:
+
+| **Filter**      | **Description**                                                                  |
+| --------------- | -------------------------------------------------------------------------------- |
+| id              | [ID] Container's ID (accepts regex)                                              |
+| name            | [Name] Container's name (accepts regex)                                          |
+| label           | [Key] or [Key=Value] Label assigned to a container                               |
+| exited          | [Int] Container's exit code                                                      |
+| status          | [Status] Container's status: 'created', 'exited', 'paused', 'running', 'unknown' |
+| ancestor        | [ImageName] Image or descendant used to create container                         |
+| before          | [ID] or [Name] Containers created before this container                          |
+| since           | [ID] or [Name] Containers created since this container                           |
+| volume          | [VolumeName] or [MountpointDestination] Volume mounted in container              |
+| health          | [Status] healthy or unhealthy                                                    |
+| pod             | [Pod] name or full or partial ID of pod                                          |
+| network         | [Network] name or full ID of network                                             |
+
+#### **--latest**, **-l**
+
+Instead of providing the container name or ID, use the last created container. If you use methods other than Podman
+to run containers such as CRI-O, the last started container could be from either of those methods. (This option is not available with the remote Podman client, including Mac and Windows (excluding WSL2) machines)
+
 ## EXAMPLE
 
-Pause a container named 'mywebserver'
+Pause container named 'mywebserver'
 ```
 podman pause mywebserver
 ```
 
-Pause a container by partial container ID.
+Pause container by partial container ID.
 ```
 podman pause 860a4b23
 ```
 
 Pause all **running** containers.
 ```
-podman pause -a
+podman pause --all
+```
+
+Pause container using ID specified in a given files.
+```
+podman pause --cidfile /home/user/cidfile-1
+podman pause --cidfile /home/user/cidfile-1 --cidfile ./cidfile-2
+```
+
+Pause the latest container created by Podman.
+```
+podman pause --latest
 ```
 
 ## SEE ALSO
diff --git a/docs/source/markdown/podman-unpause.1.md b/docs/source/markdown/podman-unpause.1.md
index 4f66bf393..b94ace89e 100644
--- a/docs/source/markdown/podman-unpause.1.md
+++ b/docs/source/markdown/podman-unpause.1.md
@@ -17,21 +17,65 @@ Unpauses the processes in one or more containers.  You may use container IDs or
 
 Unpause all paused containers.
 
+#### **--cidfile**
+
+Read container ID from the specified file and unpause the container.  Can be specified multiple times.
+
+#### **--filter**, **-f**=*filter*
+
+Filter what containers unpause.
+Multiple filters can be given with multiple uses of the --filter flag.
+Filters with the same key work inclusive with the only exception being
+`label` which is exclusive. Filters with different keys always work exclusive.
+
+Valid filters are listed below:
+
+| **Filter**      | **Description**                                                                  |
+| --------------- | -------------------------------------------------------------------------------- |
+| id              | [ID] Container's ID (accepts regex)                                              |
+| name            | [Name] Container's name (accepts regex)                                          |
+| label           | [Key] or [Key=Value] Label assigned to a container                               |
+| exited          | [Int] Container's exit code                                                      |
+| status          | [Status] Container's status: 'created', 'exited', 'paused', 'running', 'unknown' |
+| ancestor        | [ImageName] Image or descendant used to create container                         |
+| before          | [ID] or [Name] Containers created before this container                          |
+| since           | [ID] or [Name] Containers created since this container                           |
+| volume          | [VolumeName] or [MountpointDestination] Volume mounted in container              |
+| health          | [Status] healthy or unhealthy                                                    |
+| pod             | [Pod] name or full or partial ID of pod                                          |
+| network         | [Network] name or full ID of network                                             |
+
+#### **--latest**, **-l**
+
+Instead of providing the container name or ID, use the last created container. If you use methods other than Podman
+to run containers such as CRI-O, the last started container could be from either of those methods. (This option is not available with the remote Podman client, including Mac and Windows (excluding WSL2) machines)
+
 ## EXAMPLE
 
-Unpause a container called 'mywebserver'
+Unpause container called 'mywebserver'
 ```
 podman unpause mywebserver
 ```
 
-Unpause a container by a partial container ID.
+Unpause container by a partial container ID.
 ```
 podman unpause 860a4b23
 ```
 
 Unpause all **paused** containers.
 ```
-podman unpause -a
+podman unpause --all
+```
+
+Unpause container using ID specified in a given files.
+```
+podman unpause --cidfile /home/user/cidfile-1
+podman unpause --cidfile /home/user/cidfile-1 --cidfile ./cidfile-2
+```
+
+Unpause the latest container created by Podman.
+```
+podman unpause --latest
 ```
 
 ## SEE ALSO
diff --git a/pkg/domain/entities/containers.go b/pkg/domain/entities/containers.go
index 934a7cbdc..df793034b 100644
--- a/pkg/domain/entities/containers.go
+++ b/pkg/domain/entities/containers.go
@@ -71,12 +71,15 @@ type StringSliceReport struct {
 }
 
 type PauseUnPauseOptions struct {
-	All bool
+	Filters map[string][]string
+	All     bool
+	Latest  bool
 }
 
 type PauseUnpauseReport struct {
-	Err error
-	Id  string //nolint:revive,stylecheck
+	Err      error
+	Id       string //nolint:revive,stylecheck
+	RawInput string
 }
 
 type StopOptions struct {
diff --git a/pkg/domain/infra/abi/containers.go b/pkg/domain/infra/abi/containers.go
index 04eb85504..dd7053a23 100644
--- a/pkg/domain/infra/abi/containers.go
+++ b/pkg/domain/infra/abi/containers.go
@@ -62,6 +62,11 @@ func getContainersAndInputByContext(all, latest bool, names []string, filters ma
 		}
 	case all:
 		ctrs, err = runtime.GetAllContainers()
+		if err == nil {
+			for _, ctr := range ctrs {
+				rawInput = append(rawInput, ctr.ID())
+			}
+		}
 	case latest:
 		ctr, err = runtime.GetLatestContainer()
 		if err == nil {
@@ -133,37 +138,57 @@ func (ic *ContainerEngine) ContainerWait(ctx context.Context, namesOrIds []strin
 }
 
 func (ic *ContainerEngine) ContainerPause(ctx context.Context, namesOrIds []string, options entities.PauseUnPauseOptions) ([]*entities.PauseUnpauseReport, error) {
-	ctrs, err := getContainersByContext(options.All, false, namesOrIds, ic.Libpod)
+	ctrs, rawInputs, err := getContainersAndInputByContext(options.All, options.Latest, namesOrIds, options.Filters, ic.Libpod)
 	if err != nil {
 		return nil, err
 	}
-	report := make([]*entities.PauseUnpauseReport, 0, len(ctrs))
+	ctrMap := map[string]string{}
+	if len(rawInputs) == len(ctrs) {
+		for i := range ctrs {
+			ctrMap[ctrs[i].ID()] = rawInputs[i]
+		}
+	}
+	reports := make([]*entities.PauseUnpauseReport, 0, len(ctrs))
 	for _, c := range ctrs {
 		err := c.Pause()
 		if err != nil && options.All && errors.Is(err, define.ErrCtrStateInvalid) {
 			logrus.Debugf("Container %s is not running", c.ID())
 			continue
 		}
-		report = append(report, &entities.PauseUnpauseReport{Id: c.ID(), Err: err})
+		reports = append(reports, &entities.PauseUnpauseReport{
+			Id:       c.ID(),
+			Err:      err,
+			RawInput: ctrMap[c.ID()],
+		})
 	}
-	return report, nil
+	return reports, nil
 }
 
 func (ic *ContainerEngine) ContainerUnpause(ctx context.Context, namesOrIds []string, options entities.PauseUnPauseOptions) ([]*entities.PauseUnpauseReport, error) {
-	ctrs, err := getContainersByContext(options.All, false, namesOrIds, ic.Libpod)
+	ctrs, rawInputs, err := getContainersAndInputByContext(options.All, options.Latest, namesOrIds, options.Filters, ic.Libpod)
 	if err != nil {
 		return nil, err
 	}
-	report := make([]*entities.PauseUnpauseReport, 0, len(ctrs))
+	ctrMap := map[string]string{}
+	if len(rawInputs) == len(ctrs) {
+		for i := range ctrs {
+			ctrMap[ctrs[i].ID()] = rawInputs[i]
+		}
+	}
+	reports := make([]*entities.PauseUnpauseReport, 0, len(ctrs))
 	for _, c := range ctrs {
 		err := c.Unpause()
 		if err != nil && options.All && errors.Is(err, define.ErrCtrStateInvalid) {
 			logrus.Debugf("Container %s is not paused", c.ID())
 			continue
 		}
-		report = append(report, &entities.PauseUnpauseReport{Id: c.ID(), Err: err})
+		reports = append(reports, &entities.PauseUnpauseReport{
+			Id:       c.ID(),
+			Err:      err,
+			RawInput: ctrMap[c.ID()],
+		})
 	}
-	return report, nil
+	return reports, nil
 }
 func (ic *ContainerEngine) ContainerStop(ctx context.Context, namesOrIds []string, options entities.StopOptions) ([]*entities.StopReport, error) {
 	names := namesOrIds
diff --git a/pkg/domain/infra/tunnel/containers.go b/pkg/domain/infra/tunnel/containers.go
index fcabff7c4..272c23268 100644
--- a/pkg/domain/infra/tunnel/containers.go
+++ b/pkg/domain/infra/tunnel/containers.go
@@ -57,10 +57,14 @@ func (ic *ContainerEngine) ContainerWait(ctx context.Context, namesOrIds []strin
 }
 
 func (ic *ContainerEngine) ContainerPause(ctx context.Context, namesOrIds []string, options entities.PauseUnPauseOptions) ([]*entities.PauseUnpauseReport, error) {
-	ctrs, err := getContainersByContext(ic.ClientCtx, options.All, false, namesOrIds)
+	ctrs, rawInputs, err := getContainersAndInputByContext(ic.ClientCtx, options.All, false, namesOrIds, options.Filters)
 	if err != nil {
 		return nil, err
 	}
+	ctrMap := map[string]string{}
+	for i := range ctrs {
+		ctrMap[ctrs[i].ID] = rawInputs[i]
+	}
 	reports := make([]*entities.PauseUnpauseReport, 0, len(ctrs))
 	for _, c := range ctrs {
 		err := containers.Pause(ic.ClientCtx, c.ID, nil)
@@ -68,24 +72,36 @@ func (ic *ContainerEngine) ContainerPause(ctx context.Context, namesOrIds []stri
 			logrus.Debugf("Container %s is not running", c.ID)
 			continue
 		}
-		reports = append(reports, &entities.PauseUnpauseReport{Id: c.ID, Err: err})
+		reports = append(reports, &entities.PauseUnpauseReport{
+			Id:       c.ID,
+			Err:      err,
+			RawInput: ctrMap[c.ID],
+		})
 	}
 	return reports, nil
 }
 
 func (ic *ContainerEngine) ContainerUnpause(ctx context.Context, namesOrIds []string, options entities.PauseUnPauseOptions) ([]*entities.PauseUnpauseReport, error) {
-	reports := []*entities.PauseUnpauseReport{}
-	ctrs, err := getContainersByContext(ic.ClientCtx, options.All, false, namesOrIds)
+	ctrs, rawInputs, err := getContainersAndInputByContext(ic.ClientCtx, options.All, false, namesOrIds, options.Filters)
 	if err != nil {
 		return nil, err
 	}
+	ctrMap := map[string]string{}
+	for i := range ctrs {
+		ctrMap[ctrs[i].ID] = rawInputs[i]
+	}
+	reports := make([]*entities.PauseUnpauseReport, 0, len(ctrs))
 	for _, c := range ctrs {
 		err := containers.Unpause(ic.ClientCtx, c.ID, nil)
 		if err != nil && options.All && strings.Contains(err.Error(), define.ErrCtrStateInvalid.Error()) {
 			logrus.Debugf("Container %s is not paused", c.ID)
 			continue
 		}
-		reports = append(reports, &entities.PauseUnpauseReport{Id: c.ID, Err: err})
+		reports = append(reports, &entities.PauseUnpauseReport{
+			Id:       c.ID,
+			Err:      err,
+			RawInput: ctrMap[c.ID],
+		})
 	}
 	return reports, nil
 }
diff --git a/test/e2e/pause_test.go b/test/e2e/pause_test.go
index d677eddb0..363df2624 100644
--- a/test/e2e/pause_test.go
+++ b/test/e2e/pause_test.go
@@ -319,4 +319,181 @@ var _ = Describe("Podman pause", func() {
 		Expect(running.OutputToStringArray()).To(HaveLen(3))
 	})
 
+	It("podman pause --latest", func() {
+		SkipIfRemote("--latest flag n/a")
+		session := podmanTest.RunTopContainer("")
+		session.WaitWithDefaultTimeout()
+		Expect(session).Should(Exit(0))
+		result := podmanTest.Podman([]string{"pause", "-l"})
+		result.WaitWithDefaultTimeout()
+
+		Expect(session).Should(Exit(0))
+		Expect(podmanTest.NumberOfContainersRunning()).To(Equal(0))
+		Expect(strings.ToLower(podmanTest.GetContainerStatus())).To(ContainSubstring(pausedState))
+
+		result = podmanTest.Podman([]string{"unpause", "-l"})
+		result.WaitWithDefaultTimeout()
+	})
+
+	It("podman pause --cidfile", func() {
+		tmpDir, err := ioutil.TempDir("", "")
+		Expect(err).To(BeNil())
+		tmpFile := tmpDir + "cid"
+
+		defer os.RemoveAll(tmpDir)
+
+		session := podmanTest.Podman([]string{"create", "--cidfile", tmpFile, ALPINE, "top"})
+		session.WaitWithDefaultTimeout()
+		Expect(session).Should(Exit(0))
+		cid := session.OutputToStringArray()[0]
+
+		session = podmanTest.Podman([]string{"start", cid})
+		session.WaitWithDefaultTimeout()
+		Expect(session).Should(Exit(0))
+
+		result := podmanTest.Podman([]string{"pause", "--cidfile", tmpFile})
+		result.WaitWithDefaultTimeout()
+		Expect(result).Should(Exit(0))
+		output := result.OutputToString()
+		Expect(output).To(ContainSubstring(cid))
+
+		result = podmanTest.Podman([]string{"unpause", "--cidfile", tmpFile})
+		result.WaitWithDefaultTimeout()
+		Expect(result).Should(Exit(0))
+		output = result.OutputToString()
+		Expect(output).To(ContainSubstring(cid))
+	})
+
+	It("podman pause multiple --cidfile", func() {
+		tmpDir, err := ioutil.TempDir("", "")
+		Expect(err).To(BeNil())
+		tmpFile1 := tmpDir + "cid-1"
+		tmpFile2 := tmpDir + "cid-2"
+
+		defer os.RemoveAll(tmpDir)
+
+		session := podmanTest.Podman([]string{"run", "--cidfile", tmpFile1, "-d", ALPINE, "top"})
+		session.WaitWithDefaultTimeout()
+		Expect(session).Should(Exit(0))
+		cid1 := session.OutputToStringArray()[0]
+		Expect(podmanTest.NumberOfContainers()).To(Equal(1))
+
+		session = podmanTest.Podman([]string{"run", "--cidfile", tmpFile2, "-d", ALPINE, "top"})
+		session.WaitWithDefaultTimeout()
+		Expect(session).Should(Exit(0))
+		cid2 := session.OutputToStringArray()[0]
+		Expect(podmanTest.NumberOfContainers()).To(Equal(2))
+
+		result := podmanTest.Podman([]string{"pause", "--cidfile", tmpFile1, "--cidfile", tmpFile2})
+		result.WaitWithDefaultTimeout()
+		Expect(result).Should(Exit(0))
+		output := result.OutputToString()
+		Expect(output).To(ContainSubstring(cid1))
+		Expect(output).To(ContainSubstring(cid2))
+		Expect(podmanTest.NumberOfContainers()).To(Equal(2))
+
+		result = podmanTest.Podman([]string{"unpause", "--cidfile", tmpFile1, "--cidfile", tmpFile2})
+		result.WaitWithDefaultTimeout()
+		Expect(result).Should(Exit(0))
+		output = result.OutputToString()
+		Expect(output).To(ContainSubstring(cid1))
+		Expect(output).To(ContainSubstring(cid2))
+		Expect(podmanTest.NumberOfContainers()).To(Equal(2))
+	})
+
+	It("podman pause invalid --latest and --cidfile and --all", func() {
+		SkipIfRemote("--latest flag n/a")
+		result := podmanTest.Podman([]string{"pause", "--cidfile", "foobar", "--latest"})
+		result.WaitWithDefaultTimeout()
+		Expect(result).Should(Exit(125))
+		Expect(result.ErrorToString()).To(ContainSubstring("cannot be used together"))
+		result = podmanTest.Podman([]string{"pause", "--cidfile", "foobar", "--all"})
+		result.WaitWithDefaultTimeout()
+		Expect(result).Should(Exit(125))
+		Expect(result.ErrorToString()).To(ContainSubstring("cannot be used together"))
+		result = podmanTest.Podman([]string{"pause", "--cidfile", "foobar", "--all", "--latest"})
+		result.WaitWithDefaultTimeout()
+		Expect(result).Should(Exit(125))
+		Expect(result.ErrorToString()).To(ContainSubstring("cannot be used together"))
+		result = podmanTest.Podman([]string{"pause", "--latest", "--all"})
+		result.WaitWithDefaultTimeout()
+		Expect(result).Should(Exit(125))
+		Expect(result.ErrorToString()).To(ContainSubstring("cannot be used together"))
+	})
+
+	It("podman unpause invalid --latest and --cidfile and --all", func() {
+		SkipIfRemote("--latest flag n/a")
+		result := podmanTest.Podman([]string{"unpause", "--cidfile", "foobar", "--latest"})
+		result.WaitWithDefaultTimeout()
+		Expect(result).Should(Exit(125))
+		Expect(result.ErrorToString()).To(ContainSubstring("cannot be used together"))
+		result = podmanTest.Podman([]string{"unpause", "--cidfile", "foobar", "--all"})
+		result.WaitWithDefaultTimeout()
+		Expect(result).Should(Exit(125))
+		Expect(result.ErrorToString()).To(ContainSubstring("cannot be used together"))
+		result = podmanTest.Podman([]string{"unpause", "--cidfile", "foobar", "--all", "--latest"})
+		result.WaitWithDefaultTimeout()
+		Expect(result).Should(Exit(125))
+		Expect(result.ErrorToString()).To(ContainSubstring("cannot be used together"))
+		result = podmanTest.Podman([]string{"unpause", "--latest", "--all"})
+		result.WaitWithDefaultTimeout()
+		Expect(result).Should(Exit(125))
+		Expect(result.ErrorToString()).To(ContainSubstring("cannot be used together"))
+	})
+
+	It("podman pause --filter", func() {
+		session1 := podmanTest.RunTopContainer("")
+		session1.WaitWithDefaultTimeout()
+		Expect(session1).Should(Exit(0))
+		cid1 := session1.OutputToString()
+
+		session1 = podmanTest.RunTopContainer("")
+		session1.WaitWithDefaultTimeout()
+		Expect(session1).Should(Exit(0))
+		cid2 := session1.OutputToString()
+
+		session1 = podmanTest.RunTopContainer("")
+		session1.WaitWithDefaultTimeout()
+		Expect(session1).Should(Exit(0))
+		cid3 := session1.OutputToString()
+		shortCid3 := cid3[0:5]
+
+		session1 = podmanTest.Podman([]string{"pause", cid1, "-f", "status=test"})
+		session1.WaitWithDefaultTimeout()
+		Expect(session1).Should(Exit(125))
+
+		session1 = podmanTest.Podman([]string{"unpause", cid1, "-f", "status=paused"})
+		session1.WaitWithDefaultTimeout()
+		Expect(session1).Should(Exit(125))
+
+		session1 = podmanTest.Podman([]string{"pause", "-a", "--filter", fmt.Sprintf("id=%swrongid", shortCid3)})
+		session1.WaitWithDefaultTimeout()
+		Expect(session1).Should(Exit(0))
+		Expect(session1.OutputToString()).To(HaveLen(0))
+
+		session1 = podmanTest.Podman([]string{"pause", "-a", "--filter", fmt.Sprintf("id=%s", shortCid3)})
+		session1.WaitWithDefaultTimeout()
+		Expect(session1).Should(Exit(0))
+		Expect(session1.OutputToString()).To(BeEquivalentTo(cid3))
+
+		session1 = podmanTest.Podman([]string{"unpause", "-a", "--filter", fmt.Sprintf("id=%swrongid", shortCid3)})
+		session1.WaitWithDefaultTimeout()
+		Expect(session1).Should(Exit(0))
+		Expect(session1.OutputToString()).To(HaveLen(0))
+
+		session1 = podmanTest.Podman([]string{"unpause", "-a", "--filter", fmt.Sprintf("id=%s", shortCid3)})
+		session1.WaitWithDefaultTimeout()
+		Expect(session1).Should(Exit(0))
+		Expect(session1.OutputToString()).To(BeEquivalentTo(cid3))
+
+		session1 = podmanTest.Podman([]string{"pause", "-f", fmt.Sprintf("id=%s", cid2)})
+		session1.WaitWithDefaultTimeout()
+		Expect(session1).Should(Exit(0))
+		Expect(session1.OutputToString()).To(BeEquivalentTo(cid2))
+
+		session1 = podmanTest.Podman([]string{"unpause", "-f", fmt.Sprintf("id=%s", cid2)})
+		session1.WaitWithDefaultTimeout()
+		Expect(session1).Should(Exit(0))
+		Expect(session1.OutputToString()).To(BeEquivalentTo(cid2))
+	})
 })