annotations

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Published: May 5, 2021 License: Apache-2.0, Apache-2.0 Imports: 0 Imported by: 0

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Constants

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const (

	// BundlePathKey is the annotation key to fetch the OCI configuration file path.
	BundlePathKey = kataAnnotationsPrefix + "pkg.oci.bundle_path"

	// ContainerTypeKey is the annotation key to fetch container type.
	ContainerTypeKey = kataAnnotationsPrefix + "pkg.oci.container_type"

	SandboxConfigPathKey = kataAnnotationsPrefix + "config_path"
)
View Source
const (
	//
	// Assets
	//
	KataAnnotationHypervisorPrefix = kataAnnotHypervisorPrefix

	// KernelPath is a sandbox annotation for passing a per container path pointing at the kernel needed to boot the container VM.
	KernelPath = kataAnnotHypervisorPrefix + "kernel"

	// ImagePath is a sandbox annotation for passing a per container path pointing at the guest image that will run in the container VM.
	ImagePath = kataAnnotHypervisorPrefix + "image"

	// InitrdPath is a sandbox annotation for passing a per container path pointing at the guest initrd image that will run in the container VM.
	InitrdPath = kataAnnotHypervisorPrefix + "initrd"

	// HypervisorPath is a sandbox annotation for passing a per container path pointing at the hypervisor that will run the container VM.
	HypervisorPath = kataAnnotHypervisorPrefix + "path"

	// HypervisorCtlPath is a sandbox annotation for passing a per container path pointing at the hypervisor control binary that will run the container VM.
	HypervisorCtlPath = kataAnnotHypervisorPrefix + "ctlpath"

	// JailerPath is a sandbox annotation for passing a per container path pointing at the jailer that will constrain the container VM.
	JailerPath = kataAnnotHypervisorPrefix + "jailer_path"

	// CtlPath is a sandbox annotation for passing a per container path pointing at the acrn ctl binary
	CtlPath = kataAnnotHypervisorPrefix + "ctlpath"

	// FirmwarePath is a sandbox annotation for passing a per container path pointing at the guest firmware that will run the container VM.
	FirmwarePath = kataAnnotHypervisorPrefix + "firmware"

	// KernelHash is a sandbox annotation for passing a container kernel image SHA-512 hash value.
	KernelHash = kataAnnotHypervisorPrefix + "kernel_hash"

	// ImageHash is an sandbox annotation for passing a container guest image SHA-512 hash value.
	ImageHash = kataAnnotHypervisorPrefix + "image_hash"

	// InitrdHash is an sandbox annotation for passing a container guest initrd SHA-512 hash value.
	InitrdHash = kataAnnotHypervisorPrefix + "initrd_hash"

	// HypervisorHash is an sandbox annotation for passing a container hypervisor binary SHA-512 hash value.
	HypervisorHash = kataAnnotHypervisorPrefix + "hypervisor_hash"

	// HypervisorCtlHash is a sandbox annotation for passing a container hypervisor control binary SHA-512 hash value.
	HypervisorCtlHash = kataAnnotHypervisorPrefix + "hypervisorctl_hash"

	// JailerHash is an sandbox annotation for passing a jailer binary SHA-512 hash value.
	JailerHash = kataAnnotHypervisorPrefix + "jailer_hash"

	// FirmwareHash is an sandbox annotation for passing a container guest firmware SHA-512 hash value.
	FirmwareHash = kataAnnotHypervisorPrefix + "firmware_hash"

	// AssetHashType is the hash type used for assets verification
	AssetHashType = kataAnnotationsPrefix + "asset_hash_type"

	// KernelParams is a sandbox annotation for passing additional guest kernel parameters.
	KernelParams = kataAnnotHypervisorPrefix + "kernel_params"

	// MachineType is a sandbox annotation to specify the type of machine being emulated by the hypervisor.
	MachineType = kataAnnotHypervisorPrefix + "machine_type"

	// MachineAccelerators is a sandbox annotation to specify machine specific accelerators for the hypervisor.
	MachineAccelerators = kataAnnotHypervisorPrefix + "machine_accelerators"

	// CPUFeatures is a sandbox annotation to specify cpu specific features.
	CPUFeatures = kataAnnotHypervisorPrefix + "cpu_features"

	// DisableVhostNet is a sandbox annotation to specify if vhost-net is not available on the host.
	DisableVhostNet = kataAnnotHypervisorPrefix + "disable_vhost_net"

	// EnableVhostUserStore is a sandbox annotation to specify if vhost-user-blk/scsi is abailable on the host
	EnableVhostUserStore = kataAnnotHypervisorPrefix + "enable_vhost_user_store"

	// VhostUserStorePath is a sandbox annotation to specify the directory path where vhost-user devices
	// related folders, sockets and device nodes should be.
	VhostUserStorePath = kataAnnotHypervisorPrefix + "vhost_user_store_path"

	// GuestHookPath is a sandbox annotation to specify the path within the VM that will be used for 'drop-in' hooks.
	GuestHookPath = kataAnnotHypervisorPrefix + "guest_hook_path"

	// UseVSock is a sandbox annotation to specify use of vsock for agent communication.
	UseVSock = kataAnnotHypervisorPrefix + "use_vsock"

	// DisableImageNvdimm is a sandbox annotation to specify use of nvdimm device for guest rootfs image.
	DisableImageNvdimm = kataAnnotHypervisorPrefix + "disable_image_nvdimm"

	// HotplugVFIOOnRootBus is a sandbox annotation used to indicate if devices need to be hotplugged on the
	// root bus instead of a bridge.
	HotplugVFIOOnRootBus = kataAnnotHypervisorPrefix + "hotplug_vfio_on_root_bus"

	// PCIeRootPort is used to indicate the number of PCIe Root Port devices
	// The PCIe Root Port device is used to hot-plug the PCIe device
	PCIeRootPort = kataAnnotHypervisorPrefix + "pcie_root_port"

	// EntropySource is a sandbox annotation to specify the path to a host source of
	// entropy (/dev/random, /dev/urandom or real hardware RNG device)
	EntropySource = kataAnnotHypervisorPrefix + "entropy_source"

	// DefaultVCPUs is a sandbox annotation for passing the default vcpus assigned for a VM by the hypervisor.
	DefaultVCPUs = kataAnnotHypervisorPrefix + "default_vcpus"

	// DefaultVCPUs is a sandbox annotation that specifies the maximum number of vCPUs allocated for the VM by the hypervisor.
	DefaultMaxVCPUs = kataAnnotHypervisorPrefix + "default_max_vcpus"

	// DefaultMemory is a sandbox annotation for the memory assigned for a VM by the hypervisor.
	DefaultMemory = kataAnnotHypervisorPrefix + "default_memory"

	// MemSlots is a sandbox annotation to specify the memory slots assigned to the VM by the hypervisor.
	MemSlots = kataAnnotHypervisorPrefix + "memory_slots"

	// MemOffset is a sandbox annotation that specifies the memory space used for nvdimm device by the hypervisor.
	MemOffset = kataAnnotHypervisorPrefix + "memory_offset"

	// VirtioMem is a sandbox annotation that is used to enable/disable virtio-mem.
	VirtioMem = kataAnnotHypervisorPrefix + "enable_virtio_mem"

	// MemPrealloc is a sandbox annotation that specifies the memory space used for nvdimm device by the hypervisor.
	MemPrealloc = kataAnnotHypervisorPrefix + "enable_mem_prealloc"

	// EnableSwap is a sandbox annotation to enable swap of vm memory.
	// The behaviour is undefined if mem_prealloc is also set to true
	EnableSwap = kataAnnotHypervisorPrefix + "enable_swap"

	// HugePages is a sandbox annotation to specify if the memory should be pre-allocated from huge pages
	HugePages = kataAnnotHypervisorPrefix + "enable_hugepages"

	// Iommu is a sandbox annotation to specify if the VM should have a vIOMMU device
	IOMMU = kataAnnotHypervisorPrefix + "enable_iommu"

	// Enable Hypervisor Devices IOMMU_PLATFORM
	IOMMUPlatform = kataAnnotHypervisorPrefix + "enable_iommu_platform"

	// FileBackedMemRootDir is a sandbox annotation to soecify file based memory backend root directory
	FileBackedMemRootDir = kataAnnotHypervisorPrefix + "file_mem_backend"

	// Msize9p is a sandbox annotation to specify as the msize for 9p shares
	Msize9p = kataAnnotHypervisorPrefix + "msize_9p"

	// SharedFs is a sandbox annotation to specify the shared file system type, either virtio-9p or virtio-fs.
	SharedFS = kataAnnotHypervisorPrefix + "shared_fs"

	// VirtioFSDaemon is a sandbox annotations to specify virtio-fs vhost-user daemon path
	VirtioFSDaemon = kataAnnotHypervisorPrefix + "virtio_fs_daemon"

	// VirtioFSCache is a sandbox annotation to specify the cache mode for fs version cache or "none"
	VirtioFSCache = kataAnnotHypervisorPrefix + "virtio_fs_cache"

	// VirtioFSCacheSize is a sandbox annotation to specify the DAX cache size in MiB
	VirtioFSCacheSize = kataAnnotHypervisorPrefix + "virtio_fs_cache_size"

	// VirtioFSExtraArgs is a sandbox annotation to pass options to virtiofsd daemon
	VirtioFSExtraArgs = kataAnnotHypervisorPrefix + "virtio_fs_extra_args"

	// BlockDeviceDriver specifies the driver to be used for block device either VirtioSCSI or VirtioBlock
	BlockDeviceDriver = kataAnnotHypervisorPrefix + "block_device_driver"

	// DisableBlockDeviceUse  is a sandbox annotation that disallows a block device from being used.
	DisableBlockDeviceUse = kataAnnotHypervisorPrefix + "disable_block_device_use"

	// EnableIOThreads is a sandbox annotation to enable IO to be processed in a separate thread.
	// Supported currently for virtio-scsi driver.
	EnableIOThreads = kataAnnotHypervisorPrefix + "enable_iothreads"

	// BlockDeviceCacheSet is a sandbox annotation that specifies cache-related options will be set to block devices or not.
	BlockDeviceCacheSet = kataAnnotHypervisorPrefix + "block_device_cache_set"

	// BlockDeviceCacheDirect is a sandbox annotation that specifies cache-related options for block devices.
	// Denotes whether use of O_DIRECT (bypass the host page cache) is enabled.
	BlockDeviceCacheDirect = kataAnnotHypervisorPrefix + "block_device_cache_direct"

	// BlockDeviceCacheNoflush is a sandbox annotation that specifies cache-related options for block devices.
	// Denotes whether flush requests for the device are ignored.
	BlockDeviceCacheNoflush = kataAnnotHypervisorPrefix + "block_device_cache_noflush"
)

Annotations related to Hypervisor configuration

View Source
const (

	// DisableGuestSeccomp is a sandbox annotation that determines if seccomp should be applied inside guest.
	DisableGuestSeccomp = kataAnnotRuntimePrefix + "disable_guest_seccomp"

	// SandboxCgroupOnly is a sandbox annotation that determines if kata processes are managed only in sandbox cgroup.
	SandboxCgroupOnly = kataAnnotRuntimePrefix + "sandbox_cgroup_only"

	// Experimental is a sandbox annotation that determines if experimental features enabled.
	Experimental = kataAnnotRuntimePrefix + "experimental"

	// InterNetworkModel is a sandbox annotaion that determines how the VM should be connected to the
	//the container network interface.
	InterNetworkModel = kataAnnotRuntimePrefix + "internetworking_model"

	// DisableNewNetNs is a sandbox annotation that determines if create a netns for hypervisor process.
	DisableNewNetNs = kataAnnotRuntimePrefix + "disable_new_netns"
)

Runtime related annotations

View Source
const (

	// KernelModules is the annotation key for passing the list of kernel
	// modules and their parameters that will be loaded in the guest kernel.
	// Semicolon separated list of kernel modules and their parameters.
	// These modules will be loaded in the guest kernel using modprobe(8).
	// The following example can be used to load two kernel modules with parameters
	///
	//   annotations:
	//     io.kata-containers.config.agent.kernel_modules: "e1000e InterruptThrottleRate=3000,3000,3000 EEE=1; i915 enable_ppgtt=0"
	//
	// The first word is considered as the module name and the rest as its parameters.
	//
	KernelModules = kataAnnotAgentPrefix + "kernel_modules"

	// AgentTrace is a sandbox annotation to enable tracing for the agent.
	AgentTrace = kataAnnotAgentPrefix + "enable_tracing"

	// AgentTraceMode is a sandbox annotation to specify the trace mode for the agent.
	AgentTraceMode = kataAnnotAgentPrefix + "trace_mode"

	// AgentTraceMode is a sandbox annotation to specify the trace type for the agent.
	AgentTraceType = kataAnnotAgentPrefix + "trace_type"

	// AgentContainerPipeSize is an annotation to specify the size of the pipes created for containers
	AgentContainerPipeSize       = kataAnnotAgentPrefix + ContainerPipeSizeOption
	ContainerPipeSizeOption      = "container_pipe_size"
	ContainerPipeSizeKernelParam = "agent." + ContainerPipeSizeOption
)

Agent related annotations

View Source
const (
	// SHA512 is the SHA-512 (64) hash algorithm
	SHA512 string = "sha512"
)

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