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Handle CORS requests (#6289)

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This commit is contained in:
Tamal Saha
2019-05-13 08:38:53 -07:00
committed by techknowlogick
parent 6fb58a8cdc
commit 34d06f4c6b
170 changed files with 5220 additions and 2124 deletions
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8
vendor/golang.org/x/sys/windows/dll_windows.go generated vendored
View File

@@ -359,11 +359,11 @@ func loadLibraryEx(name string, system bool) (*DLL, error) {
// trying to load "foo.dll" out of the system
// folder, but LoadLibraryEx doesn't support
// that yet on their system, so emulate it.
windir, _ := Getenv("WINDIR") // old var; apparently works on XP
if windir == "" {
return nil, errString("%WINDIR% not defined")
systemdir, err := GetSystemDirectory()
if err != nil {
return nil, err
}
loadDLL = windir + "\\System32\\" + name
loadDLL = systemdir + "\\" + name
}
}
h, err := LoadLibraryEx(loadDLL, 0, flags)

171
vendor/golang.org/x/sys/windows/security_windows.go generated vendored
View File

@@ -169,6 +169,7 @@ const (
//sys GetLengthSid(sid *SID) (len uint32) = advapi32.GetLengthSid
//sys CopySid(destSidLen uint32, destSid *SID, srcSid *SID) (err error) = advapi32.CopySid
//sys AllocateAndInitializeSid(identAuth *SidIdentifierAuthority, subAuth byte, subAuth0 uint32, subAuth1 uint32, subAuth2 uint32, subAuth3 uint32, subAuth4 uint32, subAuth5 uint32, subAuth6 uint32, subAuth7 uint32, sid **SID) (err error) = advapi32.AllocateAndInitializeSid
//sys createWellKnownSid(sidType WELL_KNOWN_SID_TYPE, domainSid *SID, sid *SID, sizeSid *uint32) (err error) = advapi32.CreateWellKnownSid
//sys FreeSid(sid *SID) (err error) [failretval!=0] = advapi32.FreeSid
//sys EqualSid(sid1 *SID, sid2 *SID) (isEqual bool) = advapi32.EqualSid
@@ -286,6 +287,158 @@ func (sid *SID) LookupAccount(system string) (account, domain string, accType ui
}
}
// Various types of pre-specified sids that can be synthesized at runtime.
type WELL_KNOWN_SID_TYPE uint32
const (
WinNullSid = 0
WinWorldSid = 1
WinLocalSid = 2
WinCreatorOwnerSid = 3
WinCreatorGroupSid = 4
WinCreatorOwnerServerSid = 5
WinCreatorGroupServerSid = 6
WinNtAuthoritySid = 7
WinDialupSid = 8
WinNetworkSid = 9
WinBatchSid = 10
WinInteractiveSid = 11
WinServiceSid = 12
WinAnonymousSid = 13
WinProxySid = 14
WinEnterpriseControllersSid = 15
WinSelfSid = 16
WinAuthenticatedUserSid = 17
WinRestrictedCodeSid = 18
WinTerminalServerSid = 19
WinRemoteLogonIdSid = 20
WinLogonIdsSid = 21
WinLocalSystemSid = 22
WinLocalServiceSid = 23
WinNetworkServiceSid = 24
WinBuiltinDomainSid = 25
WinBuiltinAdministratorsSid = 26
WinBuiltinUsersSid = 27
WinBuiltinGuestsSid = 28
WinBuiltinPowerUsersSid = 29
WinBuiltinAccountOperatorsSid = 30
WinBuiltinSystemOperatorsSid = 31
WinBuiltinPrintOperatorsSid = 32
WinBuiltinBackupOperatorsSid = 33
WinBuiltinReplicatorSid = 34
WinBuiltinPreWindows2000CompatibleAccessSid = 35
WinBuiltinRemoteDesktopUsersSid = 36
WinBuiltinNetworkConfigurationOperatorsSid = 37
WinAccountAdministratorSid = 38
WinAccountGuestSid = 39
WinAccountKrbtgtSid = 40
WinAccountDomainAdminsSid = 41
WinAccountDomainUsersSid = 42
WinAccountDomainGuestsSid = 43
WinAccountComputersSid = 44
WinAccountControllersSid = 45
WinAccountCertAdminsSid = 46
WinAccountSchemaAdminsSid = 47
WinAccountEnterpriseAdminsSid = 48
WinAccountPolicyAdminsSid = 49
WinAccountRasAndIasServersSid = 50
WinNTLMAuthenticationSid = 51
WinDigestAuthenticationSid = 52
WinSChannelAuthenticationSid = 53
WinThisOrganizationSid = 54
WinOtherOrganizationSid = 55
WinBuiltinIncomingForestTrustBuildersSid = 56
WinBuiltinPerfMonitoringUsersSid = 57
WinBuiltinPerfLoggingUsersSid = 58
WinBuiltinAuthorizationAccessSid = 59
WinBuiltinTerminalServerLicenseServersSid = 60
WinBuiltinDCOMUsersSid = 61
WinBuiltinIUsersSid = 62
WinIUserSid = 63
WinBuiltinCryptoOperatorsSid = 64
WinUntrustedLabelSid = 65
WinLowLabelSid = 66
WinMediumLabelSid = 67
WinHighLabelSid = 68
WinSystemLabelSid = 69
WinWriteRestrictedCodeSid = 70
WinCreatorOwnerRightsSid = 71
WinCacheablePrincipalsGroupSid = 72
WinNonCacheablePrincipalsGroupSid = 73
WinEnterpriseReadonlyControllersSid = 74
WinAccountReadonlyControllersSid = 75
WinBuiltinEventLogReadersGroup = 76
WinNewEnterpriseReadonlyControllersSid = 77
WinBuiltinCertSvcDComAccessGroup = 78
WinMediumPlusLabelSid = 79
WinLocalLogonSid = 80
WinConsoleLogonSid = 81
WinThisOrganizationCertificateSid = 82
WinApplicationPackageAuthoritySid = 83
WinBuiltinAnyPackageSid = 84
WinCapabilityInternetClientSid = 85
WinCapabilityInternetClientServerSid = 86
WinCapabilityPrivateNetworkClientServerSid = 87
WinCapabilityPicturesLibrarySid = 88
WinCapabilityVideosLibrarySid = 89
WinCapabilityMusicLibrarySid = 90
WinCapabilityDocumentsLibrarySid = 91
WinCapabilitySharedUserCertificatesSid = 92
WinCapabilityEnterpriseAuthenticationSid = 93
WinCapabilityRemovableStorageSid = 94
WinBuiltinRDSRemoteAccessServersSid = 95
WinBuiltinRDSEndpointServersSid = 96
WinBuiltinRDSManagementServersSid = 97
WinUserModeDriversSid = 98
WinBuiltinHyperVAdminsSid = 99
WinAccountCloneableControllersSid = 100
WinBuiltinAccessControlAssistanceOperatorsSid = 101
WinBuiltinRemoteManagementUsersSid = 102
WinAuthenticationAuthorityAssertedSid = 103
WinAuthenticationServiceAssertedSid = 104
WinLocalAccountSid = 105
WinLocalAccountAndAdministratorSid = 106
WinAccountProtectedUsersSid = 107
WinCapabilityAppointmentsSid = 108
WinCapabilityContactsSid = 109
WinAccountDefaultSystemManagedSid = 110
WinBuiltinDefaultSystemManagedGroupSid = 111
WinBuiltinStorageReplicaAdminsSid = 112
WinAccountKeyAdminsSid = 113
WinAccountEnterpriseKeyAdminsSid = 114
WinAuthenticationKeyTrustSid = 115
WinAuthenticationKeyPropertyMFASid = 116
WinAuthenticationKeyPropertyAttestationSid = 117
WinAuthenticationFreshKeyAuthSid = 118
WinBuiltinDeviceOwnersSid = 119
)
// Creates a sid for a well-known predefined alias, generally using the constants of the form
// Win*Sid, for the local machine.
func CreateWellKnownSid(sidType WELL_KNOWN_SID_TYPE) (*SID, error) {
return CreateWellKnownDomainSid(sidType, nil)
}
// Creates a sid for a well-known predefined alias, generally using the constants of the form
// Win*Sid, for the domain specified by the domainSid parameter.
func CreateWellKnownDomainSid(sidType WELL_KNOWN_SID_TYPE, domainSid *SID) (*SID, error) {
n := uint32(50)
for {
b := make([]byte, n)
sid := (*SID)(unsafe.Pointer(&b[0]))
err := createWellKnownSid(sidType, domainSid, sid, &n)
if err == nil {
return sid, nil
}
if err != ERROR_INSUFFICIENT_BUFFER {
return nil, err
}
if n <= uint32(len(b)) {
return nil, err
}
}
}
const (
// do not reorder
TOKEN_ASSIGN_PRIMARY = 1 << iota
@@ -372,6 +525,7 @@ type Tokengroups struct {
//sys OpenProcessToken(h Handle, access uint32, token *Token) (err error) = advapi32.OpenProcessToken
//sys GetTokenInformation(t Token, infoClass uint32, info *byte, infoLen uint32, returnedLen *uint32) (err error) = advapi32.GetTokenInformation
//sys GetUserProfileDirectory(t Token, dir *uint16, dirLen *uint32) (err error) = userenv.GetUserProfileDirectoryW
//sys getSystemDirectory(dir *uint16, dirLen uint32) (len uint32, err error) = kernel32.GetSystemDirectoryW
// An access token contains the security information for a logon session.
// The system creates an access token when a user logs on, and every
@@ -468,6 +622,23 @@ func (t Token) GetUserProfileDirectory() (string, error) {
}
}
// GetSystemDirectory retrieves path to current location of the system
// directory, which is typically, though not always, C:\Windows\System32.
func GetSystemDirectory() (string, error) {
n := uint32(MAX_PATH)
for {
b := make([]uint16, n)
l, e := getSystemDirectory(&b[0], n)
if e != nil {
return "", e
}
if l <= n {
return UTF16ToString(b[:l]), nil
}
n = l
}
}
// IsMember reports whether the access token t is a member of the provided SID.
func (t Token) IsMember(sid *SID) (bool, error) {
var b int32

36
vendor/golang.org/x/sys/windows/svc/service.go generated vendored
View File

@@ -80,6 +80,7 @@ type ChangeRequest struct {
EventType uint32
EventData uintptr
CurrentStatus Status
Context uintptr
}
// Handler is the interface that must be implemented to build Windows service.
@@ -114,19 +115,18 @@ var (
)
func init() {
k := syscall.MustLoadDLL("kernel32.dll")
cSetEvent = k.MustFindProc("SetEvent").Addr()
cWaitForSingleObject = k.MustFindProc("WaitForSingleObject").Addr()
a := syscall.MustLoadDLL("advapi32.dll")
cRegisterServiceCtrlHandlerExW = a.MustFindProc("RegisterServiceCtrlHandlerExW").Addr()
k := windows.NewLazySystemDLL("kernel32.dll")
cSetEvent = k.NewProc("SetEvent").Addr()
cWaitForSingleObject = k.NewProc("WaitForSingleObject").Addr()
a := windows.NewLazySystemDLL("advapi32.dll")
cRegisterServiceCtrlHandlerExW = a.NewProc("RegisterServiceCtrlHandlerExW").Addr()
}
// The HandlerEx prototype also has a context pointer but since we don't use
// it at start-up time we don't have to pass it over either.
type ctlEvent struct {
cmd Cmd
eventType uint32
eventData uintptr
context uintptr
errno uint32
}
@@ -238,13 +238,12 @@ func (s *service) run() {
exitFromHandler <- exitCode{ss, errno}
}()
status := Status{State: Stopped}
ec := exitCode{isSvcSpecific: true, errno: 0}
outcr := ChangeRequest{
CurrentStatus: Status{State: Stopped},
}
var outch chan ChangeRequest
inch := s.c
var cmd Cmd
var evtype uint32
var evdata uintptr
loop:
for {
select {
@@ -255,10 +254,11 @@ loop:
}
inch = nil
outch = cmdsToHandler
cmd = r.cmd
evtype = r.eventType
evdata = r.eventData
case outch <- ChangeRequest{cmd, evtype, evdata, status}:
outcr.Cmd = r.cmd
outcr.EventType = r.eventType
outcr.EventData = r.eventData
outcr.Context = r.context
case outch <- outcr:
inch = s.c
outch = nil
case c := <-changesFromHandler:
@@ -271,7 +271,7 @@ loop:
}
break loop
}
status = c
outcr.CurrentStatus = c
case ec = <-exitFromHandler:
break loop
}
@@ -315,8 +315,8 @@ func Run(name string, handler Handler) error {
return err
}
ctlHandler := func(ctl uint32, evtype uint32, evdata uintptr, context uintptr) uintptr {
e := ctlEvent{cmd: Cmd(ctl), eventType: evtype, eventData: evdata}
ctlHandler := func(ctl, evtype, evdata, context uintptr) uintptr {
e := ctlEvent{cmd: Cmd(ctl), eventType: uint32(evtype), eventData: evdata, context: context}
// We assume that this callback function is running on
// the same thread as Run. Nowhere in MS documentation
// I could find statement to guarantee that. So putting

3
vendor/golang.org/x/sys/windows/svc/sys_386.s generated vendored
View File

@@ -22,7 +22,8 @@ TEXT ·servicemain(SB),7,$0
MOVL AX, (SP)
MOVL $·servicectlhandler(SB), AX
MOVL AX, 4(SP)
MOVL $0, 8(SP)
// Set context to 123456 to test issue #25660.
MOVL $123456, 8(SP)
MOVL ·cRegisterServiceCtrlHandlerExW(SB), AX
MOVL SP, BP
CALL AX

2
vendor/golang.org/x/sys/windows/svc/sys_amd64.s generated vendored
View File

@@ -14,6 +14,8 @@ TEXT ·servicemain(SB),7,$0
MOVQ ·sName(SB), CX
MOVQ $·servicectlhandler(SB), DX
// BUG(pastarmovj): Figure out a way to pass in context in R8.
// Set context to 123456 to test issue #25660.
MOVQ $123456, R8
MOVQ ·cRegisterServiceCtrlHandlerExW(SB), AX
CALL AX
CMPQ AX, $0

1
vendor/golang.org/x/sys/windows/syscall_windows.go generated vendored
View File

@@ -137,6 +137,7 @@ func NewCallbackCDecl(fn interface{}) uintptr {
//sys CreateFile(name *uint16, access uint32, mode uint32, sa *SecurityAttributes, createmode uint32, attrs uint32, templatefile int32) (handle Handle, err error) [failretval==InvalidHandle] = CreateFileW
//sys ReadFile(handle Handle, buf []byte, done *uint32, overlapped *Overlapped) (err error)
//sys WriteFile(handle Handle, buf []byte, done *uint32, overlapped *Overlapped) (err error)
//sys GetOverlappedResult(handle Handle, overlapped *Overlapped, done *uint32, wait bool) (err error)
//sys SetFilePointer(handle Handle, lowoffset int32, highoffsetptr *int32, whence uint32) (newlowoffset uint32, err error) [failretval==0xffffffff]
//sys CloseHandle(handle Handle) (err error)
//sys GetStdHandle(stdhandle uint32) (handle Handle, err error) [failretval==InvalidHandle]

16
vendor/golang.org/x/sys/windows/types_windows.go generated vendored
View File

@@ -126,9 +126,19 @@ const (
OPEN_ALWAYS = 4
TRUNCATE_EXISTING = 5
FILE_FLAG_OPEN_REPARSE_POINT = 0x00200000
FILE_FLAG_BACKUP_SEMANTICS = 0x02000000
FILE_FLAG_OVERLAPPED = 0x40000000
FILE_FLAG_OPEN_REQUIRING_OPLOCK = 0x00040000
FILE_FLAG_FIRST_PIPE_INSTANCE = 0x00080000
FILE_FLAG_OPEN_NO_RECALL = 0x00100000
FILE_FLAG_OPEN_REPARSE_POINT = 0x00200000
FILE_FLAG_SESSION_AWARE = 0x00800000
FILE_FLAG_POSIX_SEMANTICS = 0x01000000
FILE_FLAG_BACKUP_SEMANTICS = 0x02000000
FILE_FLAG_DELETE_ON_CLOSE = 0x04000000
FILE_FLAG_SEQUENTIAL_SCAN = 0x08000000
FILE_FLAG_RANDOM_ACCESS = 0x10000000
FILE_FLAG_NO_BUFFERING = 0x20000000
FILE_FLAG_OVERLAPPED = 0x40000000
FILE_FLAG_WRITE_THROUGH = 0x80000000
HANDLE_FLAG_INHERIT = 0x00000001
STARTF_USESTDHANDLES = 0x00000100

46
vendor/golang.org/x/sys/windows/zsyscall_windows.go generated vendored
View File

@@ -77,6 +77,7 @@ var (
procCreateFileW = modkernel32.NewProc("CreateFileW")
procReadFile = modkernel32.NewProc("ReadFile")
procWriteFile = modkernel32.NewProc("WriteFile")
procGetOverlappedResult = modkernel32.NewProc("GetOverlappedResult")
procSetFilePointer = modkernel32.NewProc("SetFilePointer")
procCloseHandle = modkernel32.NewProc("CloseHandle")
procGetStdHandle = modkernel32.NewProc("GetStdHandle")
@@ -246,12 +247,14 @@ var (
procGetLengthSid = modadvapi32.NewProc("GetLengthSid")
procCopySid = modadvapi32.NewProc("CopySid")
procAllocateAndInitializeSid = modadvapi32.NewProc("AllocateAndInitializeSid")
procCreateWellKnownSid = modadvapi32.NewProc("CreateWellKnownSid")
procFreeSid = modadvapi32.NewProc("FreeSid")
procEqualSid = modadvapi32.NewProc("EqualSid")
procCheckTokenMembership = modadvapi32.NewProc("CheckTokenMembership")
procOpenProcessToken = modadvapi32.NewProc("OpenProcessToken")
procGetTokenInformation = modadvapi32.NewProc("GetTokenInformation")
procGetUserProfileDirectoryW = moduserenv.NewProc("GetUserProfileDirectoryW")
procGetSystemDirectoryW = modkernel32.NewProc("GetSystemDirectoryW")
)
func RegisterEventSource(uncServerName *uint16, sourceName *uint16) (handle Handle, err error) {
@@ -652,6 +655,24 @@ func WriteFile(handle Handle, buf []byte, done *uint32, overlapped *Overlapped)
return
}
func GetOverlappedResult(handle Handle, overlapped *Overlapped, done *uint32, wait bool) (err error) {
var _p0 uint32
if wait {
_p0 = 1
} else {
_p0 = 0
}
r1, _, e1 := syscall.Syscall6(procGetOverlappedResult.Addr(), 4, uintptr(handle), uintptr(unsafe.Pointer(overlapped)), uintptr(unsafe.Pointer(done)), uintptr(_p0), 0, 0)
if r1 == 0 {
if e1 != 0 {
err = errnoErr(e1)
} else {
err = syscall.EINVAL
}
}
return
}
func SetFilePointer(handle Handle, lowoffset int32, highoffsetptr *int32, whence uint32) (newlowoffset uint32, err error) {
r0, _, e1 := syscall.Syscall6(procSetFilePointer.Addr(), 4, uintptr(handle), uintptr(lowoffset), uintptr(unsafe.Pointer(highoffsetptr)), uintptr(whence), 0, 0)
newlowoffset = uint32(r0)
@@ -2653,6 +2674,18 @@ func AllocateAndInitializeSid(identAuth *SidIdentifierAuthority, subAuth byte, s
return
}
func createWellKnownSid(sidType WELL_KNOWN_SID_TYPE, domainSid *SID, sid *SID, sizeSid *uint32) (err error) {
r1, _, e1 := syscall.Syscall6(procCreateWellKnownSid.Addr(), 4, uintptr(sidType), uintptr(unsafe.Pointer(domainSid)), uintptr(unsafe.Pointer(sid)), uintptr(unsafe.Pointer(sizeSid)), 0, 0)
if r1 == 0 {
if e1 != 0 {
err = errnoErr(e1)
} else {
err = syscall.EINVAL
}
}
return
}
func FreeSid(sid *SID) (err error) {
r1, _, e1 := syscall.Syscall(procFreeSid.Addr(), 1, uintptr(unsafe.Pointer(sid)), 0, 0)
if r1 != 0 {
@@ -2718,3 +2751,16 @@ func GetUserProfileDirectory(t Token, dir *uint16, dirLen *uint32) (err error) {
}
return
}
func getSystemDirectory(dir *uint16, dirLen uint32) (len uint32, err error) {
r0, _, e1 := syscall.Syscall(procGetSystemDirectoryW.Addr(), 2, uintptr(unsafe.Pointer(dir)), uintptr(dirLen), 0)
len = uint32(r0)
if len == 0 {
if e1 != 0 {
err = errnoErr(e1)
} else {
err = syscall.EINVAL
}
}
return
}