Merge pull request #25843 from darrenstahlmsft/RevendorHcsshim

Vendor hcsshim to v0.4.2

hack/vendor.sh

@@ -43,7 +43,7 @@ esac
 
 # the following lines are in sorted order, FYI
 clone git github.com/Azure/go-ansiterm 388960b655244e76e24c75f48631564eaefade62
-clone git github.com/Microsoft/hcsshim v0.4.1
+clone git github.com/Microsoft/hcsshim v0.4.2
 clone git github.com/Microsoft/go-winio v0.3.4
 clone git github.com/Sirupsen/logrus v0.10.0 # logrus is a common dependency among multiple deps
 clone git github.com/docker/libtrust 9cbd2a1374f46905c68a4eb3694a130610adc62a

vendor/src/github.com/Microsoft/hcsshim/container.go

@@ -16,6 +16,7 @@ var (
 const (
 	pendingUpdatesQuery = `{ "PropertyTypes" : ["PendingUpdates"]}`
 	statisticsQuery     = `{ "PropertyTypes" : ["Statistics"]}`
+	processListQuery    = `{ "PropertyTypes" : ["ProcessList"]}`
 )
 
 type container struct {
@@ -37,6 +38,7 @@ type containerProperties struct {
 	AreUpdatesPending bool              `json:",omitempty"`
 	ObRoot            string            `json:",omitempty"`
 	Statistics        Statistics        `json:",omitempty"`
+	ProcessList       []ProcessListItem `json:",omitempty"`
 }
 
 // MemoryStats holds the memory statistics for a container
@@ -84,6 +86,18 @@ type Statistics struct {
 	Network            []NetworkStats `json:",omitempty"`
 }
 
+// ProcessList is the structure of an item returned by a ProcessList call on a container
+type ProcessListItem struct {
+	CreateTimestamp              time.Time `json:",omitempty"`
+	ImageName                    string    `json:",omitempty"`
+	KernelTime100ns              uint64    `json:",omitempty"`
+	MemoryCommitBytes            uint64    `json:",omitempty"`
+	MemoryWorkingSetPrivateBytes uint64    `json:",omitempty"`
+	MemoryWorkingSetSharedBytes  uint64    `json:",omitempty"`
+	ProcessId                    uint32    `json:",omitempty"`
+	UserTime100ns                uint64    `json:",omitempty"`
+}
+
 // CreateContainer creates a new container with the given configuration but does not start it.
 func CreateContainer(id string, c *ContainerConfig) (Container, error) {
 	operation := "CreateContainer"
@@ -326,6 +340,20 @@ func (container *container) Statistics() (Statistics, error) {
 	return properties.Statistics, nil
 }
 
+// ProcessList returns an array of ProcessListItems for the container
+func (container *container) ProcessList() ([]ProcessListItem, error) {
+	operation := "ProcessList"
+	title := "HCSShim::Container::" + operation
+	logrus.Debugf(title+" id=%s", container.id)
+	properties, err := container.properties(processListQuery)
+	if err != nil {
+		return nil, makeContainerError(container, operation, "", err)
+	}
+
+	logrus.Debugf(title+" succeeded id=%s", container.id)
+	return properties.ProcessList, nil
+}
+
 // Pause pauses the execution of the container. This feature is not enabled in TP5.
 func (container *container) Pause() error {
 	operation := "Pause"
@@ -436,9 +464,11 @@ func (container *container) OpenProcess(pid int) (Process, error) {
 		container: container,
 	}
 
+	if hcsCallbacksSupported {
 		if err := process.registerCallback(); err != nil {
 			return nil, makeContainerError(container, operation, "", err)
 		}
+	}
 
 	logrus.Debugf(title+" succeeded id=%s processid=%s", container.id, process.processID)
 	runtime.SetFinalizer(process, closeProcess)

vendor/src/github.com/Microsoft/hcsshim/interface.go

@@ -93,6 +93,9 @@ type Container interface {
 	// Statistics returns statistics for a container.
 	Statistics() (Statistics, error)
 
+	// ProcessList returns details for the processes in a container.
+	ProcessList() ([]ProcessListItem, error)
+
 	// CreateProcess launches a new process within the container.
 	CreateProcess(c *ProcessConfig) (Process, error)