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authorValentin Rothberg <rothberg@redhat.com>2020-03-26 11:13:45 +0100
committerValentin Rothberg <rothberg@redhat.com>2020-03-27 09:14:01 +0100
commit500a2d508bc8babe8234f259ab51d4908daf9378 (patch)
treee26e59d60eab94ee1321312e38636042edd6f33a /pkg/domain
parent1710eca4e930f7ed3a2b060029c627c1a66a2349 (diff)
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podmanV2: implement top
Implement the `top` command for podmanV2. Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
Diffstat (limited to 'pkg/domain')
-rw-r--r--pkg/domain/entities/containers.go15
-rw-r--r--pkg/domain/entities/engine_container.go3
-rw-r--r--pkg/domain/infra/abi/containers.go22
-rw-r--r--pkg/domain/infra/tunnel/containers.go16
4 files changed, 56 insertions, 0 deletions
diff --git a/pkg/domain/entities/containers.go b/pkg/domain/entities/containers.go
index 545452948..fbc0247ab 100644
--- a/pkg/domain/entities/containers.go
+++ b/pkg/domain/entities/containers.go
@@ -22,6 +22,11 @@ type BoolReport struct {
Value bool
}
+// StringSliceReport wraps a string slice.
+type StringSliceReport struct {
+ Value []string
+}
+
type PauseUnPauseOptions struct {
All bool
}
@@ -44,6 +49,16 @@ type StopReport struct {
Id string
}
+type TopOptions struct {
+ // CLI flags.
+ ListDescriptors bool
+ Latest bool
+
+ // Options for the API.
+ Descriptors []string
+ NameOrID string
+}
+
type KillOptions struct {
All bool
Latest bool
diff --git a/pkg/domain/entities/engine_container.go b/pkg/domain/entities/engine_container.go
index 0217910fc..21a674c43 100644
--- a/pkg/domain/entities/engine_container.go
+++ b/pkg/domain/entities/engine_container.go
@@ -14,6 +14,8 @@ type ContainerEngine interface {
ContainerUnpause(ctx context.Context, namesOrIds []string, options PauseUnPauseOptions) ([]*PauseUnpauseReport, error)
ContainerStop(ctx context.Context, namesOrIds []string, options StopOptions) ([]*StopReport, error)
ContainerWait(ctx context.Context, namesOrIds []string, options WaitOptions) ([]WaitReport, error)
+ ContainerTop(ctx context.Context, options TopOptions) (*StringSliceReport, error)
+
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)
@@ -22,6 +24,7 @@ type ContainerEngine interface {
PodStop(ctx context.Context, namesOrIds []string, options PodStopOptions) ([]*PodStopReport, error)
PodRm(ctx context.Context, namesOrIds []string, options PodRmOptions) ([]*PodRmReport, error)
PodUnpause(ctx context.Context, namesOrIds []string, options PodunpauseOptions) ([]*PodUnpauseReport, error)
+
VolumeCreate(ctx context.Context, opts VolumeCreateOptions) (*IdOrNameResponse, error)
VolumeInspect(ctx context.Context, namesOrIds []string, opts VolumeInspectOptions) ([]*VolumeInspectReport, error)
VolumeRm(ctx context.Context, namesOrIds []string, opts VolumeRmOptions) ([]*VolumeRmReport, error)
diff --git a/pkg/domain/infra/abi/containers.go b/pkg/domain/infra/abi/containers.go
index 2e1a5aa82..3965c5f75 100644
--- a/pkg/domain/infra/abi/containers.go
+++ b/pkg/domain/infra/abi/containers.go
@@ -255,3 +255,25 @@ func (ic *ContainerEngine) ContainerInspect(ctx context.Context, namesOrIds []st
}
return reports, nil
}
+
+func (ic *ContainerEngine) ContainerTop(ctx context.Context, options entities.TopOptions) (*entities.StringSliceReport, error) {
+ var (
+ container *libpod.Container
+ err error
+ )
+
+ // Look up the container.
+ if options.Latest {
+ container, err = ic.Libpod.GetLatestContainer()
+ } else {
+ container, err = ic.Libpod.LookupContainer(options.NameOrID)
+ }
+ if err != nil {
+ return nil, errors.Wrap(err, "unable to lookup requested container")
+ }
+
+ // Run Top.
+ report := &entities.StringSliceReport{}
+ report.Value, err = container.Top(options.Descriptors)
+ return report, err
+}
diff --git a/pkg/domain/infra/tunnel/containers.go b/pkg/domain/infra/tunnel/containers.go
index 367ea6e36..3db38ea5c 100644
--- a/pkg/domain/infra/tunnel/containers.go
+++ b/pkg/domain/infra/tunnel/containers.go
@@ -5,6 +5,7 @@ import (
"github.com/containers/libpod/pkg/bindings/containers"
"github.com/containers/libpod/pkg/domain/entities"
+ "github.com/pkg/errors"
)
func (ic *ContainerEngine) ContainerExists(ctx context.Context, nameOrId string) (*entities.BoolReport, error) {
@@ -156,3 +157,18 @@ func (ic *ContainerEngine) ContainerInspect(ctx context.Context, namesOrIds []st
}
return reports, nil
}
+
+func (ic *ContainerEngine) ContainerTop(ctx context.Context, options entities.TopOptions) (*entities.StringSliceReport, error) {
+ switch {
+ case options.Latest:
+ return nil, errors.New("latest is not supported")
+ case options.NameOrID == "":
+ return nil, errors.New("NameOrID must be specified")
+ }
+
+ topOutput, err := containers.Top(ic.ClientCxt, options.NameOrID, options.Descriptors)
+ if err != nil {
+ return nil, err
+ }
+ return &entities.StringSliceReport{Value: topOutput}, nil
+}