mirror of
https://github.com/ethereum/go-ethereum.git
synced 2026-03-25 20:32:56 +00:00
388d8ccd9f
* simv2: wip * simulation: exec adapter start/stop * simulation: add node status to exec adapter * simulation: initial simulation code * simulation: exec adapter, configure path to executable * simulation: initial docker adapter * simulation: wip kubernetes adapter * simulation: kubernetes adapter proxy * simulation: implement GetAll/StartAll/StopAll * simulation: kuberentes adapter - set env vars and resource limits * simulation: discovery test * simulation: remove port definitions within docker adapter * simulation: simplify wait for healthy loop * simulation: get nat ip addr from interface * simulation: pull docker images automatically * simulation: NodeStatus -> NodeInfo * simulation: move discovery test to example dir * simulation: example snapshot usage * simulation: add goclient specific simulation * simulation: add peer connections to snapshot * simulation: close rpc client * simulation: don't export kubernetes proxy server * simulation: merge simulation code * simulation: don't export nodemap * simulation: rename SimulationSnapshot -> Snapshot * simulation: linting fixes * simulation: add k8s available helper func * simulation: vendor * simulation: fix 'no non-test Go files' when building * simulation: remove errors from interface methods where non were returned * simulation: run getHealthInfo check in parallel
98 lines
3.2 KiB
Go
98 lines
3.2 KiB
Go
// +build windows
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package winio
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import (
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"syscall"
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"unsafe"
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)
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//sys lookupAccountName(systemName *uint16, accountName string, sid *byte, sidSize *uint32, refDomain *uint16, refDomainSize *uint32, sidNameUse *uint32) (err error) = advapi32.LookupAccountNameW
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//sys convertSidToStringSid(sid *byte, str **uint16) (err error) = advapi32.ConvertSidToStringSidW
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//sys convertStringSecurityDescriptorToSecurityDescriptor(str string, revision uint32, sd *uintptr, size *uint32) (err error) = advapi32.ConvertStringSecurityDescriptorToSecurityDescriptorW
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//sys convertSecurityDescriptorToStringSecurityDescriptor(sd *byte, revision uint32, secInfo uint32, sddl **uint16, sddlSize *uint32) (err error) = advapi32.ConvertSecurityDescriptorToStringSecurityDescriptorW
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//sys localFree(mem uintptr) = LocalFree
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//sys getSecurityDescriptorLength(sd uintptr) (len uint32) = advapi32.GetSecurityDescriptorLength
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const (
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cERROR_NONE_MAPPED = syscall.Errno(1332)
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)
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type AccountLookupError struct {
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Name string
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Err error
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}
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func (e *AccountLookupError) Error() string {
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if e.Name == "" {
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return "lookup account: empty account name specified"
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}
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var s string
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switch e.Err {
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case cERROR_NONE_MAPPED:
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s = "not found"
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default:
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s = e.Err.Error()
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}
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return "lookup account " + e.Name + ": " + s
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}
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type SddlConversionError struct {
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Sddl string
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Err error
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}
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func (e *SddlConversionError) Error() string {
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return "convert " + e.Sddl + ": " + e.Err.Error()
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}
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// LookupSidByName looks up the SID of an account by name
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func LookupSidByName(name string) (sid string, err error) {
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if name == "" {
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return "", &AccountLookupError{name, cERROR_NONE_MAPPED}
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}
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var sidSize, sidNameUse, refDomainSize uint32
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err = lookupAccountName(nil, name, nil, &sidSize, nil, &refDomainSize, &sidNameUse)
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if err != nil && err != syscall.ERROR_INSUFFICIENT_BUFFER {
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return "", &AccountLookupError{name, err}
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}
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sidBuffer := make([]byte, sidSize)
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refDomainBuffer := make([]uint16, refDomainSize)
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err = lookupAccountName(nil, name, &sidBuffer[0], &sidSize, &refDomainBuffer[0], &refDomainSize, &sidNameUse)
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if err != nil {
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return "", &AccountLookupError{name, err}
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}
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var strBuffer *uint16
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err = convertSidToStringSid(&sidBuffer[0], &strBuffer)
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if err != nil {
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return "", &AccountLookupError{name, err}
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}
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sid = syscall.UTF16ToString((*[0xffff]uint16)(unsafe.Pointer(strBuffer))[:])
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localFree(uintptr(unsafe.Pointer(strBuffer)))
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return sid, nil
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}
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func SddlToSecurityDescriptor(sddl string) ([]byte, error) {
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var sdBuffer uintptr
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err := convertStringSecurityDescriptorToSecurityDescriptor(sddl, 1, &sdBuffer, nil)
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if err != nil {
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return nil, &SddlConversionError{sddl, err}
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}
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defer localFree(sdBuffer)
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sd := make([]byte, getSecurityDescriptorLength(sdBuffer))
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copy(sd, (*[0xffff]byte)(unsafe.Pointer(sdBuffer))[:len(sd)])
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return sd, nil
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}
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func SecurityDescriptorToSddl(sd []byte) (string, error) {
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var sddl *uint16
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// The returned string length seems to including an aribtrary number of terminating NULs.
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// Don't use it.
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err := convertSecurityDescriptorToStringSecurityDescriptor(&sd[0], 1, 0xff, &sddl, nil)
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if err != nil {
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return "", err
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}
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defer localFree(uintptr(unsafe.Pointer(sddl)))
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return syscall.UTF16ToString((*[0xffff]uint16)(unsafe.Pointer(sddl))[:]), nil
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}
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