sys

type InotifyInfo struct {
	Fd int
	sync.RWMutex
	Targets map[string]*InotifyTargetInfo
}

type InotifyTargetInfo struct {
	Mask uint32
	Wd   int
	Path string
}

type OS struct {
	// Directories
	CacheDir string // Cache directory (e.g. /var/cache/incus/).
	LogDir   string // Log directory (e.g. /var/log/incus/).
	RunDir   string // Runtime directory (e.g. /run/incus/).
	VarDir   string // Data directory (e.g. /var/lib/incus/).

	// Daemon environment
	Architectures   []int      // Cache of detected system architectures
	BackingFS       string     // Backing filesystem of $INCUS_DIR/containers
	ExecPath        string     // Absolute path to the daemon
	IdmapSet        *idmap.Set // Information about user/group ID mapping
	InotifyWatch    InotifyInfo
	LxcPath         string // Path to the $INCUS_DIR/containers directory
	MockMode        bool   // If true some APIs will be mocked (for testing)
	Nodev           bool
	RunningInUserNS bool

	// Privilege dropping
	UnprivUser  string
	UnprivUID   uint32
	UnprivGroup string
	UnprivGID   uint32

	// Apparmor features
	AppArmorAdmin     bool
	AppArmorAvailable bool
	AppArmorConfined  bool
	AppArmorStacked   bool
	AppArmorStacking  bool

	// Cgroup features
	CGInfo cgroup.Info

	// Kernel features
	CloseRange              bool // CloseRange indicates support for the close_range syscall.
	ContainerCoreScheduling bool // ContainerCoreScheduling indicates LXC and kernel support for core scheduling.
	CoreScheduling          bool // CoreScheduling indicates support for core scheduling syscalls.
	IdmappedMounts          bool // IdmappedMounts indicates kernel support for VFS idmap.
	NativeTerminals         bool // NativeTerminals indicates support for TIOGPTPEER ioctl.
	NetnsGetifaddrs         bool // NetnsGetifaddrs indicates support for NETLINK_GET_STRICT_CHK.
	PidFds                  bool // PidFds indicates support for PID fds.
	PidFdsThread            bool // PidFds indicates support for thread PID fds.
	PidFdSetns              bool // PidFdSetns indicates support for setns through PID fds.
	SeccompListenerAddfd    bool // SeccompListenerAddfd indicates support for passing new FD to process through seccomp notify.
	SeccompListener         bool // SeccompListener indicates support for seccomp notify.
	SeccompListenerContinue bool // SeccompListenerContinue indicates support continuing syscalls path for process through seccomp notify.
	UeventInjection         bool // UeventInjection indicates support for injecting uevents to a specific netns.
	UnprivBinfmt            bool // UnprivBinfmt indicates support for mounting binfmt_misc inside of a user namespace.
	VFS3Fscaps              bool // VFS3FScaps indicates support for v3 filesystem capacbilities.

	// LXC features
	LXCFeatures map[string]bool

	// OS info
	ReleaseInfo   map[string]string
	KernelVersion version.DottedVersion
	Uname         *linux.Utsname
	BootTime      time.Time
}