Merge pull request #31055 from Microsoft/jjh/fix30278
Windows: Retry workaround for RS1/RS2 compute system enumeration
This commit is contained in:
Victor Vieux
GitHub
commit
7761c69e23
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@ -31,6 +31,7 @@ import (
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"github.com/docker/docker/pkg/ioutils"
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"github.com/docker/docker/pkg/longpath"
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"github.com/docker/docker/pkg/reexec"
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"github.com/docker/docker/pkg/system"
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units "github.com/docker/go-units"
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"golang.org/x/sys/windows"
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)
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@ -265,19 +266,35 @@ func (d *Driver) Remove(id string) error {
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// it is a transient error. Retry until it succeeds.
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var computeSystems []hcsshim.ContainerProperties
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retryCount := 0
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osv := system.GetOSVersion()
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for {
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// Get and terminate any template VMs that are currently using the layer
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// Get and terminate any template VMs that are currently using the layer.
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// Note: It is unfortunate that we end up in the graphdrivers Remove() call
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// for both containers and images, but the logic for template VMs is only
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// needed for images - specifically we are looking to see if a base layer
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// is in use by a template VM as a result of having started a Hyper-V
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// container at some point.
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//
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// We have a retry loop for ErrVmcomputeOperationInvalidState and
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// ErrVmcomputeOperationAccessIsDenied as there is a race condition
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// in RS1 and RS2 building during enumeration when a silo is going away
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// for example under it, in HCS. AccessIsDenied added to fix 30278.
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//
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// TODO @jhowardmsft - For RS3, we can remove the retries. Also consider
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// using platform APIs (if available) to get this more succinctly. Also
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// consider enlighting the Remove() interface to have context of why
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// the remove is being called - that could improve efficiency by not
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// enumerating compute systems during a remove of a container as it's
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// not required.
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computeSystems, err = hcsshim.GetContainers(hcsshim.ComputeSystemQuery{})
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if err != nil {
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if err == hcsshim.ErrVmcomputeOperationInvalidState {
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if retryCount >= 5 {
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// If we are unable to get the list of containers
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// go ahead and attempt to delete the layer anyway
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// as it will most likely work.
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if (osv.Build < 15139) &&
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((err == hcsshim.ErrVmcomputeOperationInvalidState) || (err == hcsshim.ErrVmcomputeOperationAccessIsDenied)) {
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if retryCount >= 500 {
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break
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}
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retryCount++
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time.Sleep(2 * time.Second)
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time.Sleep(10 * time.Millisecond)
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continue
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}
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return err
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@ -1,6 +1,6 @@
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# the following lines are in sorted order, FYI
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github.com/Azure/go-ansiterm 388960b655244e76e24c75f48631564eaefade62
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github.com/Microsoft/hcsshim v0.5.10
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github.com/Microsoft/hcsshim v0.5.12
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github.com/Microsoft/go-winio v0.3.8
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github.com/Sirupsen/logrus v0.11.0
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github.com/davecgh/go-spew 6d212800a42e8ab5c146b8ace3490ee17e5225f9
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@ -50,6 +50,10 @@ var (
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// ErrProcNotFound is an error encountered when the the process cannot be found
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ErrProcNotFound = syscall.Errno(0x7f)
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// ErrVmcomputeOperationAccessIsDenied is an error which can be encountered when enumerating compute systems in RS1/RS2
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// builds when the underlying silo might be in the process of terminating. HCS was fixed in RS3.
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ErrVmcomputeOperationAccessIsDenied = syscall.Errno(0x5)
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)
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// ProcessError is an error encountered in HCS during an operation on a Process object
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@ -41,31 +41,32 @@ type HvRuntime struct {
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// ContainerConfig is used as both the input of CreateContainer
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// and to convert the parameters to JSON for passing onto the HCS
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type ContainerConfig struct {
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SystemType string // HCS requires this to be hard-coded to "Container"
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Name string // Name of the container. We use the docker ID.
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Owner string // The management platform that created this container
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IsDummy bool // Used for development purposes.
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VolumePath string `json:",omitempty"` // Windows volume path for scratch space. Used by Windows Server Containers only. Format \\?\\Volume{GUID}
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IgnoreFlushesDuringBoot bool // Optimization hint for container startup in Windows
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LayerFolderPath string `json:",omitempty"` // Where the layer folders are located. Used by Windows Server Containers only. Format %root%\windowsfilter\containerID
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Layers []Layer // List of storage layers. Required for Windows Server and Hyper-V Containers. Format ID=GUID;Path=%root%\windowsfilter\layerID
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Credentials string `json:",omitempty"` // Credentials information
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ProcessorCount uint32 `json:",omitempty"` // Number of processors to assign to the container.
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ProcessorWeight uint64 `json:",omitempty"` // CPU Shares 0..10000 on Windows; where 0 will be omitted and HCS will default.
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ProcessorMaximum int64 `json:",omitempty"` // CPU maximum usage percent 1..100
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StorageIOPSMaximum uint64 `json:",omitempty"` // Maximum Storage IOPS
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StorageBandwidthMaximum uint64 `json:",omitempty"` // Maximum Storage Bandwidth in bytes per second
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StorageSandboxSize uint64 `json:",omitempty"` // Size in bytes that the container system drive should be expanded to if smaller
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MemoryMaximumInMB int64 `json:",omitempty"` // Maximum memory available to the container in Megabytes
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HostName string // Hostname
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MappedDirectories []MappedDir // List of mapped directories (volumes/mounts)
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SandboxPath string `json:",omitempty"` // Location of unmounted sandbox. Used by Hyper-V containers only. Format %root%\windowsfilter
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HvPartition bool // True if it a Hyper-V Container
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EndpointList []string // List of networking endpoints to be attached to container
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HvRuntime *HvRuntime `json:",omitempty"` // Hyper-V container settings. Used by Hyper-V containers only. Format ImagePath=%root%\BaseLayerID\UtilityVM
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Servicing bool // True if this container is for servicing
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AllowUnqualifiedDNSQuery bool // True to allow unqualified DNS name resolution
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DNSSearchList string `json:",omitempty"` // Comma seperated list of DNS suffixes to use for name resolution
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SystemType string // HCS requires this to be hard-coded to "Container"
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Name string // Name of the container. We use the docker ID.
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Owner string // The management platform that created this container
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IsDummy bool // Used for development purposes.
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VolumePath string `json:",omitempty"` // Windows volume path for scratch space. Used by Windows Server Containers only. Format \\?\\Volume{GUID}
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IgnoreFlushesDuringBoot bool // Optimization hint for container startup in Windows
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LayerFolderPath string `json:",omitempty"` // Where the layer folders are located. Used by Windows Server Containers only. Format %root%\windowsfilter\containerID
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Layers []Layer // List of storage layers. Required for Windows Server and Hyper-V Containers. Format ID=GUID;Path=%root%\windowsfilter\layerID
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Credentials string `json:",omitempty"` // Credentials information
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ProcessorCount uint32 `json:",omitempty"` // Number of processors to assign to the container.
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ProcessorWeight uint64 `json:",omitempty"` // CPU Shares 0..10000 on Windows; where 0 will be omitted and HCS will default.
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ProcessorMaximum int64 `json:",omitempty"` // CPU maximum usage percent 1..100
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StorageIOPSMaximum uint64 `json:",omitempty"` // Maximum Storage IOPS
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StorageBandwidthMaximum uint64 `json:",omitempty"` // Maximum Storage Bandwidth in bytes per second
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StorageSandboxSize uint64 `json:",omitempty"` // Size in bytes that the container system drive should be expanded to if smaller
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MemoryMaximumInMB int64 `json:",omitempty"` // Maximum memory available to the container in Megabytes
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HostName string // Hostname
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MappedDirectories []MappedDir // List of mapped directories (volumes/mounts)
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SandboxPath string `json:",omitempty"` // Location of unmounted sandbox. Used by Hyper-V containers only. Format %root%\windowsfilter
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HvPartition bool // True if it a Hyper-V Container
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EndpointList []string // List of networking endpoints to be attached to container
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NetworkSharedContainerName string `json:",omitempty"` // Name (ID) of the container that we will share the network stack with.
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HvRuntime *HvRuntime `json:",omitempty"` // Hyper-V container settings. Used by Hyper-V containers only. Format ImagePath=%root%\BaseLayerID\UtilityVM
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Servicing bool // True if this container is for servicing
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AllowUnqualifiedDNSQuery bool // True to allow unqualified DNS name resolution
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DNSSearchList string `json:",omitempty"` // Comma seperated list of DNS suffixes to use for name resolution
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}
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type ComputeSystemQuery struct {
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