func walkKey(t *testing.T, k registry.Key, kname string) {
names, err := k.ReadValueNames(-1)
if err != nil {
t.Fatalf("reading value names of %s failed: %v", kname, err)
}
for _, name := range names {
_, valtype, err := k.GetValue(name, nil)
if err != nil {
t.Fatalf("reading value type of %s of %s failed: %v", name, kname, err)
}
switch valtype {
case registry.NONE:
case registry.SZ:
_, _, err := k.GetStringValue(name)
if err != nil {
t.Error(err)
}
case registry.EXPAND_SZ:
s, _, err := k.GetStringValue(name)
if err != nil {
t.Error(err)
}
_, err = registry.ExpandString(s)
if err != nil {
t.Error(err)
}
case registry.DWORD, registry.QWORD:
_, _, err := k.GetIntegerValue(name)
if err != nil {
t.Error(err)
}
case registry.BINARY:
_, _, err := k.GetBinaryValue(name)
if err != nil {
t.Error(err)
}
case registry.MULTI_SZ:
_, _, err := k.GetStringsValue(name)
if err != nil {
t.Error(err)
}
case registry.FULL_RESOURCE_DESCRIPTOR, registry.RESOURCE_LIST, registry.RESOURCE_REQUIREMENTS_LIST:
// TODO: not implemented
default:
t.Fatalf("value type %d of %s of %s failed: %v", valtype, name, kname, err)
}
}
names, err = k.ReadSubKeyNames(-1)
if err != nil {
t.Fatalf("reading sub-keys of %s failed: %v", kname, err)
}
for _, name := range names {
func() {
subk, err := registry.OpenKey(k, name, registry.ENUMERATE_SUB_KEYS|registry.QUERY_VALUE)
if err != nil {
if err == syscall.ERROR_ACCESS_DENIED {
// ignore error, if we are not allowed to access this key
return
}
t.Fatalf("opening sub-keys %s of %s failed: %v", name, kname, err)
}
defer subk.Close()
walkKey(t, subk, kname+`\`+name)
}()
}
}
func testValues(t *testing.T, k registry.Key) {
for _, test := range ValueTests {
switch test.Type {
case registry.SZ, registry.EXPAND_SZ:
if test.WillFail {
_, _, err := k.GetStringValue(test.Name)
testErrNotExist(t, test.Name, err)
} else {
testGetStringValue(t, k, test)
_, gottype, err := k.GetIntegerValue(test.Name)
testErrUnexpectedType(t, test, gottype, err)
// Size of utf16 string in bytes is not perfect,
// but correct for current test values.
// Size also includes terminating 0.
testGetValue(t, k, test, (len(test.Value.(string))+1)*2)
}
_, _, err := k.GetStringValue(test.Name + "_string_not_created")
testErrNotExist(t, test.Name+"_string_not_created", err)
case registry.DWORD, registry.QWORD:
testGetIntegerValue(t, k, test)
_, gottype, err := k.GetBinaryValue(test.Name)
testErrUnexpectedType(t, test, gottype, err)
_, _, err = k.GetIntegerValue(test.Name + "_int_not_created")
testErrNotExist(t, test.Name+"_int_not_created", err)
size := 8
if test.Type == registry.DWORD {
size = 4
}
testGetValue(t, k, test, size)
case registry.BINARY:
testGetBinaryValue(t, k, test)
_, gottype, err := k.GetStringsValue(test.Name)
testErrUnexpectedType(t, test, gottype, err)
_, _, err = k.GetBinaryValue(test.Name + "_byte_not_created")
testErrNotExist(t, test.Name+"_byte_not_created", err)
testGetValue(t, k, test, len(test.Value.([]byte)))
case registry.MULTI_SZ:
if test.WillFail {
_, _, err := k.GetStringsValue(test.Name)
testErrNotExist(t, test.Name, err)
} else {
testGetStringsValue(t, k, test)
_, gottype, err := k.GetStringValue(test.Name)
testErrUnexpectedType(t, test, gottype, err)
size := 0
for _, s := range test.Value.([]string) {
size += len(s) + 1 // nil terminated
}
size += 1 // extra nil at the end
size *= 2 // count bytes, not uint16
testGetValue(t, k, test, size)
}
_, _, err := k.GetStringsValue(test.Name + "_strings_not_created")
testErrNotExist(t, test.Name+"_strings_not_created", err)
default:
t.Errorf("unsupported type %d for %s value", test.Type, test.Name)
continue
}
}
}
func testStat(t *testing.T, k registry.Key) {
subk, _, err := registry.CreateKey(k, "subkey", registry.CREATE_SUB_KEY)
if err != nil {
t.Error(err)
return
}
defer subk.Close()
defer registry.DeleteKey(k, "subkey")
ki, err := k.Stat()
if err != nil {
t.Error(err)
return
}
if ki.SubKeyCount != 1 {
t.Error("key must have 1 subkey")
}
if ki.MaxSubKeyLen != 6 {
t.Error("key max subkey name length must be 6")
}
if ki.ValueCount != 24 {
t.Errorf("key must have 24 values, but is %d", ki.ValueCount)
}
if ki.MaxValueNameLen != 12 {
t.Errorf("key max value name length must be 10, but is %d", ki.MaxValueNameLen)
}
if ki.MaxValueLen != 38 {
t.Errorf("key max value length must be 38, but is %d", ki.MaxValueLen)
}
if mt, ct := ki.ModTime(), time.Now(); ct.Sub(mt) > 100*time.Millisecond {
t.Errorf("key mod time is not close to current time: mtime=%v current=%v delta=%v", mt, ct, ct.Sub(mt))
}
}
func enumerateValues(t *testing.T, k registry.Key) {
names, err := k.ReadValueNames(-1)
if err != nil {
t.Error(err)
return
}
haveNames := make(map[string]bool)
for _, n := range names {
haveNames[n] = false
}
for _, test := range ValueTests {
wantFound := !test.WillFail
_, haveFound := haveNames[test.Name]
if wantFound && !haveFound {
t.Errorf("value %s is not found while enumerating", test.Name)
}
if haveFound && !wantFound {
t.Errorf("value %s is found while enumerating, but expected to fail", test.Name)
}
if haveFound {
delete(haveNames, test.Name)
}
}
for n, v := range haveNames {
t.Errorf("value %s (%v) is found while enumerating, but has not been cretaed", n, v)
}
}
func testGetStringsValue(t *testing.T, k registry.Key, test ValueTest) {
got, gottype, err := k.GetStringsValue(test.Name)
if err != nil {
t.Errorf("GetStringsValue(%s) failed: %v", test.Name, err)
return
}
if !equalStringSlice(got, test.Value.([]string)) {
t.Errorf("want %s value %#v, got %#v", test.Name, test.Value, got)
return
}
if gottype != test.Type {
t.Errorf("want %s value type %v, got %v", test.Name, test.Type, gottype)
return
}
}
func testGetBinaryValue(t *testing.T, k registry.Key, test ValueTest) {
got, gottype, err := k.GetBinaryValue(test.Name)
if err != nil {
t.Errorf("GetBinaryValue(%s) failed: %v", test.Name, err)
return
}
if !bytes.Equal(got, test.Value.([]byte)) {
t.Errorf("want %s value %v, got %v", test.Name, test.Value, got)
return
}
if gottype != test.Type {
t.Errorf("want %s value type %v, got %v", test.Name, test.Type, gottype)
return
}
}
func testGetIntegerValue(t *testing.T, k registry.Key, test ValueTest) {
got, gottype, err := k.GetIntegerValue(test.Name)
if err != nil {
t.Errorf("GetIntegerValue(%s) failed: %v", test.Name, err)
return
}
if got != test.Value.(uint64) {
t.Errorf("want %s value %v, got %v", test.Name, test.Value, got)
return
}
if gottype != test.Type {
t.Errorf("want %s value type %v, got %v", test.Name, test.Type, gottype)
return
}
}
func (wnic windowsManager) setInterfaceMACAddress(hwAddr string) error {
var interfaceRegKey registry.Key
var err error
//open registry
if interfaceRegKey, err = registry.OpenKey(registry.LOCAL_MACHINE, wnic.interfaceRegKey, registry.WRITE); err != nil {
return fmt.Errorf("Unable to open registry key for writing: '%s'\n%s\n", wnic.interfaceRegKey, err)
}
defer interfaceRegKey.Close()
//write spoofed mac to registry
hwAddr = wnic.formatMacAddress(hwAddr)
if err = interfaceRegKey.SetStringValue("NetworkAddress", hwAddr); err != nil {
return fmt.Errorf("Unable to write MAC to registry: '%s'\n%s\n", wnic.interfaceRegKey, err)
}
return nil
}
// readCredentialSpecRegistry is a helper function to read a credential spec from
// the registry. If not found, we return an empty string and warn in the log.
// This allows for staging on machines which do not have the necessary components.
func readCredentialSpecRegistry(id, name string) (string, error) {
var (
k registry.Key
err error
val string
)
if k, err = registry.OpenKey(registry.LOCAL_MACHINE, credentialSpecRegistryLocation, registry.QUERY_VALUE); err != nil {
return "", fmt.Errorf("failed handling spec %q for container %s - %s could not be opened", name, id, credentialSpecRegistryLocation)
}
if val, _, err = k.GetStringValue(name); err != nil {
if err == registry.ErrNotExist {
return "", fmt.Errorf("credential spec %q for container %s as it was not found", name, id)
}
return "", fmt.Errorf("error %v reading credential spec %q from registry for container %s", err, name, id)
}
return val, nil
}
func deleteValues(t *testing.T, k registry.Key) {
for _, test := range ValueTests {
if test.WillFail {
continue
}
err := k.DeleteValue(test.Name)
if err != nil {
t.Error(err)
continue
}
}
names, err := k.ReadValueNames(-1)
if err != nil {
t.Error(err)
return
}
if len(names) != 0 {
t.Errorf("some values remain after deletion: %v", names)
}
}
func testGetStringValue(t *testing.T, k registry.Key, test ValueTest) {
got, gottype, err := k.GetStringValue(test.Name)
if err != nil {
t.Errorf("GetStringValue(%s) failed: %v", test.Name, err)
return
}
if got != test.Value {
t.Errorf("want %s value %q, got %q", test.Name, test.Value, got)
return
}
if gottype != test.Type {
t.Errorf("want %s value type %v, got %v", test.Name, test.Type, gottype)
return
}
if gottype == registry.EXPAND_SZ {
_, err = registry.ExpandString(got)
if err != nil {
t.Errorf("ExpandString(%s) failed: %v", got, err)
return
}
}
}
func testGetValue(t *testing.T, k registry.Key, test ValueTest, size int) {
if size <= 0 {
return
}
// read data with no buffer
gotsize, gottype, err := k.GetValue(test.Name, nil)
if err != nil {
t.Errorf("GetValue(%s, [%d]byte) failed: %v", test.Name, size, err)
return
}
if gotsize != size {
t.Errorf("want %s value size of %d, got %v", test.Name, size, gotsize)
return
}
if gottype != test.Type {
t.Errorf("want %s value type %v, got %v", test.Name, test.Type, gottype)
return
}
// read data with short buffer
gotsize, gottype, err = k.GetValue(test.Name, make([]byte, size-1))
if err == nil {
t.Errorf("GetValue(%s, [%d]byte) should fail, but suceeded", test.Name, size-1)
return
}
if err != registry.ErrShortBuffer {
t.Errorf("reading %s value should return 'short buffer' error, but got: %s", test.Name, err)
return
}
if gotsize != size {
t.Errorf("want %s value size of %d, got %v", test.Name, size, gotsize)
return
}
if gottype != test.Type {
t.Errorf("want %s value type %v, got %v", test.Name, test.Type, gottype)
return
}
// read full data
gotsize, gottype, err = k.GetValue(test.Name, make([]byte, size))
if err != nil {
t.Errorf("GetValue(%s, [%d]byte) failed: %v", test.Name, size, err)
return
}
if gotsize != size {
t.Errorf("want %s value size of %d, got %v", test.Name, size, gotsize)
return
}
if gottype != test.Type {
t.Errorf("want %s value type %v, got %v", test.Name, test.Type, gottype)
return
}
// check GetValue returns ErrNotExist as required
_, _, err = k.GetValue(test.Name+"_not_there", make([]byte, size))
if err == nil {
t.Errorf("GetValue(%q) should not succeed", test.Name)
return
}
if err != registry.ErrNotExist {
t.Errorf("GetValue(%q) should return 'not exist' error, but got: %s", test.Name, err)
return
}
}
func setValues(t *testing.T, k registry.Key) {
for _, test := range ValueTests {
var err error
switch test.Type {
case registry.SZ:
err = k.SetStringValue(test.Name, test.Value.(string))
case registry.EXPAND_SZ:
err = k.SetExpandStringValue(test.Name, test.Value.(string))
case registry.MULTI_SZ:
err = k.SetStringsValue(test.Name, test.Value.([]string))
case registry.BINARY:
err = k.SetBinaryValue(test.Name, test.Value.([]byte))
case registry.DWORD:
err = k.SetDWordValue(test.Name, uint32(test.Value.(uint64)))
case registry.QWORD:
err = k.SetQWordValue(test.Name, test.Value.(uint64))
default:
t.Fatalf("unsupported type %d for %s value", test.Type, test.Name)
}
if test.WillFail {
if err == nil {
t.Fatalf("setting %s value %q should fail, but succeeded", test.Name, test.Value)
}
} else {
if err != nil {
t.Fatal(err)
}
}
}
}