136 lines
7.4 KiB
Go
136 lines
7.4 KiB
Go
package system // import "github.com/docker/docker/pkg/system"
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import (
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"syscall"
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"unsafe"
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"github.com/Microsoft/hcsshim/osversion"
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"github.com/sirupsen/logrus"
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"golang.org/x/sys/windows"
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)
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const (
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OWNER_SECURITY_INFORMATION = windows.OWNER_SECURITY_INFORMATION // Deprecated: use golang.org/x/sys/windows.OWNER_SECURITY_INFORMATION
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GROUP_SECURITY_INFORMATION = windows.GROUP_SECURITY_INFORMATION // Deprecated: use golang.org/x/sys/windows.GROUP_SECURITY_INFORMATION
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DACL_SECURITY_INFORMATION = windows.DACL_SECURITY_INFORMATION // Deprecated: use golang.org/x/sys/windows.DACL_SECURITY_INFORMATION
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SACL_SECURITY_INFORMATION = windows.SACL_SECURITY_INFORMATION // Deprecated: use golang.org/x/sys/windows.SACL_SECURITY_INFORMATION
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LABEL_SECURITY_INFORMATION = windows.LABEL_SECURITY_INFORMATION // Deprecated: use golang.org/x/sys/windows.LABEL_SECURITY_INFORMATION
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ATTRIBUTE_SECURITY_INFORMATION = windows.ATTRIBUTE_SECURITY_INFORMATION // Deprecated: use golang.org/x/sys/windows.ATTRIBUTE_SECURITY_INFORMATION
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SCOPE_SECURITY_INFORMATION = windows.SCOPE_SECURITY_INFORMATION // Deprecated: use golang.org/x/sys/windows.SCOPE_SECURITY_INFORMATION
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PROCESS_TRUST_LABEL_SECURITY_INFORMATION = 0x00000080
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ACCESS_FILTER_SECURITY_INFORMATION = 0x00000100
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BACKUP_SECURITY_INFORMATION = windows.BACKUP_SECURITY_INFORMATION // Deprecated: use golang.org/x/sys/windows.BACKUP_SECURITY_INFORMATION
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PROTECTED_DACL_SECURITY_INFORMATION = windows.PROTECTED_DACL_SECURITY_INFORMATION // Deprecated: use golang.org/x/sys/windows.PROTECTED_DACL_SECURITY_INFORMATION
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PROTECTED_SACL_SECURITY_INFORMATION = windows.PROTECTED_SACL_SECURITY_INFORMATION // Deprecated: use golang.org/x/sys/windows.PROTECTED_SACL_SECURITY_INFORMATION
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UNPROTECTED_DACL_SECURITY_INFORMATION = windows.UNPROTECTED_DACL_SECURITY_INFORMATION // Deprecated: use golang.org/x/sys/windows.UNPROTECTED_DACL_SECURITY_INFORMATION
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UNPROTECTED_SACL_SECURITY_INFORMATION = windows.UNPROTECTED_SACL_SECURITY_INFORMATION // Deprecated: use golang.org/x/sys/windows.UNPROTECTED_SACL_SECURITY_INFORMATION
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)
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const (
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SE_UNKNOWN_OBJECT_TYPE = windows.SE_UNKNOWN_OBJECT_TYPE // Deprecated: use golang.org/x/sys/windows.SE_UNKNOWN_OBJECT_TYPE
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SE_FILE_OBJECT = windows.SE_FILE_OBJECT // Deprecated: use golang.org/x/sys/windows.SE_FILE_OBJECT
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SE_SERVICE = windows.SE_SERVICE // Deprecated: use golang.org/x/sys/windows.SE_SERVICE
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SE_PRINTER = windows.SE_PRINTER // Deprecated: use golang.org/x/sys/windows.SE_PRINTER
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SE_REGISTRY_KEY = windows.SE_REGISTRY_KEY // Deprecated: use golang.org/x/sys/windows.SE_REGISTRY_KEY
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SE_LMSHARE = windows.SE_LMSHARE // Deprecated: use golang.org/x/sys/windows.SE_LMSHARE
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SE_KERNEL_OBJECT = windows.SE_KERNEL_OBJECT // Deprecated: use golang.org/x/sys/windows.SE_KERNEL_OBJECT
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SE_WINDOW_OBJECT = windows.SE_WINDOW_OBJECT // Deprecated: use golang.org/x/sys/windows.SE_WINDOW_OBJECT
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SE_DS_OBJECT = windows.SE_DS_OBJECT // Deprecated: use golang.org/x/sys/windows.SE_DS_OBJECT
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SE_DS_OBJECT_ALL = windows.SE_DS_OBJECT_ALL // Deprecated: use golang.org/x/sys/windows.SE_DS_OBJECT_ALL
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SE_PROVIDER_DEFINED_OBJECT = windows.SE_PROVIDER_DEFINED_OBJECT // Deprecated: use golang.org/x/sys/windows.SE_PROVIDER_DEFINED_OBJECT
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SE_WMIGUID_OBJECT = windows.SE_WMIGUID_OBJECT // Deprecated: use golang.org/x/sys/windows.SE_WMIGUID_OBJECT
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SE_REGISTRY_WOW64_32KEY = windows.SE_REGISTRY_WOW64_32KEY // Deprecated: use golang.org/x/sys/windows.SE_REGISTRY_WOW64_32KEY
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)
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const (
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SeTakeOwnershipPrivilege = "SeTakeOwnershipPrivilege"
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)
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const (
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ContainerAdministratorSidString = "S-1-5-93-2-1"
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ContainerUserSidString = "S-1-5-93-2-2"
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)
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var (
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ntuserApiset = windows.NewLazyDLL("ext-ms-win-ntuser-window-l1-1-0")
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modadvapi32 = windows.NewLazySystemDLL("advapi32.dll")
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procGetVersionExW = modkernel32.NewProc("GetVersionExW")
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procSetNamedSecurityInfo = modadvapi32.NewProc("SetNamedSecurityInfoW")
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procGetSecurityDescriptorDacl = modadvapi32.NewProc("GetSecurityDescriptorDacl")
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)
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// OSVersion is a wrapper for Windows version information
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// https://msdn.microsoft.com/en-us/library/windows/desktop/ms724439(v=vs.85).aspx
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type OSVersion = osversion.OSVersion
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// https://msdn.microsoft.com/en-us/library/windows/desktop/ms724833(v=vs.85).aspx
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// TODO: use golang.org/x/sys/windows.OsVersionInfoEx (needs OSVersionInfoSize to be exported)
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type osVersionInfoEx struct {
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OSVersionInfoSize uint32
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MajorVersion uint32
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MinorVersion uint32
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BuildNumber uint32
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PlatformID uint32
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CSDVersion [128]uint16
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ServicePackMajor uint16
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ServicePackMinor uint16
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SuiteMask uint16
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ProductType byte
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Reserve byte
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}
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// GetOSVersion gets the operating system version on Windows. Note that
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// dockerd.exe must be manifested to get the correct version information.
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// Deprecated: use github.com/Microsoft/hcsshim/osversion.Get() instead
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func GetOSVersion() OSVersion {
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return osversion.Get()
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}
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// IsWindowsClient returns true if the SKU is client
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func IsWindowsClient() bool {
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osviex := &osVersionInfoEx{OSVersionInfoSize: 284}
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r1, _, err := procGetVersionExW.Call(uintptr(unsafe.Pointer(osviex)))
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if r1 == 0 {
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logrus.Warnf("GetVersionExW failed - assuming server SKU: %v", err)
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return false
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}
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const verNTWorkstation = 0x00000001
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return osviex.ProductType == verNTWorkstation
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}
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// Unmount is a platform-specific helper function to call
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// the unmount syscall. Not supported on Windows
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func Unmount(_ string) error {
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return nil
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}
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// HasWin32KSupport determines whether containers that depend on win32k can
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// run on this machine. Win32k is the driver used to implement windowing.
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func HasWin32KSupport() bool {
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// For now, check for ntuser API support on the host. In the future, a host
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// may support win32k in containers even if the host does not support ntuser
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// APIs.
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return ntuserApiset.Load() == nil
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}
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// Deprecated: use golang.org/x/sys/windows.SetNamedSecurityInfo()
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func SetNamedSecurityInfo(objectName *uint16, objectType uint32, securityInformation uint32, sidOwner *windows.SID, sidGroup *windows.SID, dacl *byte, sacl *byte) (result error) {
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r0, _, _ := syscall.Syscall9(procSetNamedSecurityInfo.Addr(), 7, uintptr(unsafe.Pointer(objectName)), uintptr(objectType), uintptr(securityInformation), uintptr(unsafe.Pointer(sidOwner)), uintptr(unsafe.Pointer(sidGroup)), uintptr(unsafe.Pointer(dacl)), uintptr(unsafe.Pointer(sacl)), 0, 0)
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if r0 != 0 {
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result = syscall.Errno(r0)
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}
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return
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}
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// Deprecated: uses golang.org/x/sys/windows.SecurityDescriptorFromString() and golang.org/x/sys/windows.SECURITY_DESCRIPTOR.DACL()
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func GetSecurityDescriptorDacl(securityDescriptor *byte, daclPresent *uint32, dacl **byte, daclDefaulted *uint32) (result error) {
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r1, _, e1 := syscall.Syscall6(procGetSecurityDescriptorDacl.Addr(), 4, uintptr(unsafe.Pointer(securityDescriptor)), uintptr(unsafe.Pointer(daclPresent)), uintptr(unsafe.Pointer(dacl)), uintptr(unsafe.Pointer(daclDefaulted)), 0, 0)
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if r1 == 0 {
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if e1 != 0 {
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result = e1
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} else {
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result = syscall.EINVAL
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}
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}
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return
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}
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