// Returns the base64 representation of the message after encryption with
// the given key. The key is a word as used in gosa-si.conf whose md5sum will
// be used as the actual AES key.
// If msg == "", "" will be returned.
func GosaEncrypt(msg string, key string) string {
if msg == "" {
return ""
}
aes, _ := aes.NewCipher([]byte(util.Md5sum(key)))
crypter := cipher.NewCBCEncrypter(aes, config.InitializationVector)
cyphertext := paddedMessage(msg)
crypter.CryptBlocks(cyphertext, cyphertext)
return string(util.Base64EncodeString(string(cyphertext)))
}
func testHash() {
f := xml.NewHash("fruit", "banana")
check(f.Verify(), nil)
check(f, "<fruit>banana</fruit>")
f = xml.NewHash("fruit", "banana", "")
check(f.Verify(), nil)
check(f, "<fruit><banana></banana></fruit>")
f = xml.NewHash("fruit", "yellow", "banana")
check(f.Verify(), nil)
check(f, "<fruit><yellow>banana</yellow></fruit>")
f = xml.NewHash("fruit", "yellow", "long", "banana")
check(f.Verify(), nil)
check(f, "<fruit><yellow><long>banana</long></yellow></fruit>")
f = xml.NewHash("fruit", "yellow", "long", "banana")
yellow := f.First("yellow")
f.First("yellow").Rename("green")
check(f.Verify(), nil)
check(f, "<fruit><green><long>banana</long></green></fruit>")
check(yellow.Name(), "green")
x := xml.NewHash("foo")
check(f.Verify(), nil)
check(x, "<foo></foo>")
x.SetText(">Dıes ist ein >>>Test<<<<")
check(x.String(), "<foo>>Dıes ist ein >>>Test<<<<</foo>")
check(x.Text(), ">Dıes ist ein >>>Test<<<<")
foo_haver := xml.NewHash("foo_haver")
foo_haver.AddClone(x)
check(foo_haver.Verify(), nil)
check(x.Verify(), nil)
check(foo_haver.Get("foo"), []string{">Dıes ist ein >>>Test<<<<"})
check(foo_haver.Text("foo"), ">Dıes ist ein >>>Test<<<<")
check(foo_haver.Text(), "")
check(foo_haver.String(), "<foo_haver><foo>>Dıes ist ein >>>Test<<<<</foo></foo_haver>")
x.SetText("Dies ist %v %vter Test", "ein", 2)
check(x, "<foo>Dies ist ein 2ter Test</foo>")
bar := x.Add("bar")
check(bar, "<bar></bar>")
bar.Add("server", "srv1")
check(x, "<foo>Dies ist ein 2ter Test<bar><server>srv1</server></bar></foo>")
srv4 := bar.Add("server", "srv2")
for _, s := range []string{"srv3", "srv4"} {
srv4 = bar.Add("server", s)
}
check(x, "<foo>Dies ist ein 2ter Test<bar><server>srv1</server><server>srv2</server><server>srv3</server><server>srv4</server></bar></foo>")
srv4.Add("alias", "foxtrott")
srv4.Add("alias", "alpha")
check(x, "<foo>Dies ist ein 2ter Test<bar><server>srv1</server><server>srv2</server><server>srv3</server><server>srv4<alias>foxtrott</alias><alias>alpha</alias></server></bar></foo>")
x_clone := x.Clone()
x_str := x.String()
srv4.Add("alias", "bravo")
check(x, "<foo>Dies ist ein 2ter Test<bar><server>srv1</server><server>srv2</server><server>srv3</server><server>srv4<alias>foxtrott</alias><alias>alpha</alias><alias>bravo</alias></server></bar></foo>")
srv4.Add("alias", "delta")
check(x, "<foo>Dies ist ein 2ter Test<bar><server>srv1</server><server>srv2</server><server>srv3</server><server>srv4<alias>foxtrott</alias><alias>alpha</alias><alias>bravo</alias><alias>delta</alias></server></bar></foo>")
check(hash("a(b(c(d(x)))b(y)z)"), "<a>z<b><c><d>x</d></c></b><b>y</b></a>")
lst := x.Get("foo") // x is a <foo> but contains no <foo> !!
check(lst, []string{})
lst = x.Get()
check(lst, []string{})
lst = x.Get("bar")
check(lst, []string{bar.Text()})
lst = bar.Get("server")
check(lst, []string{"srv1", "srv2", "srv3", srv4.Text()})
txt := srv4.Text("alias")
check(txt, "foxtrott\u241ealpha\u241ebravo\u241edelta")
txt = srv4.Text("alias", "doesnotexist")
check(txt, "foxtrott\u241ealpha\u241ebravo\u241edelta")
x.Add("max", "X")
x.Add("moritz", "X")
txt = x.Text("max", "moritz")
check(txt, "X\u241eX")
y, xmlerr := xml.StringToHash("<foo/><bar/>")
check(y, "<bar></bar>") // last one wins
check(xmlerr, "StringToHash(): Multiple top-level elements")
y, xmlerr = xml.StringToHash("Nix gut")
check(y, "<xml></xml>") // dummy returned if nothing properly parsed
check(xmlerr, "StringToHash(): Stray text outside of tag: Nix gut")
y, xmlerr = xml.StringToHash("<?xml version=\"1.0\"?><foo>We<bar>Hallo</bar>lt</foo>")
check(y, "<foo>Welt<bar>Hallo</bar></foo>")
check(xmlerr, "StringToHash(): Unsupported XML token: {xml [118 101 114 115 105 111 110 61 34 49 46 48 34]}")
_, xmlerr = xml.StringToHash("<-foo></-foo>")
check(xmlerr, "StringToHash(): XML syntax error on line 1: invalid XML name: -foo")
y, xmlerr = xml.StringToHash("<foo bar=\"cool\"><drink more='yes' alcohol='sure'><sauf/></drink></foo>")
check(y, "<foo><bar>cool</bar><drink><alcohol>sure</alcohol><more>yes</more><sauf></sauf></drink></foo>")
check(xmlerr, nil)
x_str2 := x.String()
x_clone2 := x.AddClone(x)
x_str3 := x.String()
x_clone3 := x.AddClone(x)
check(x_clone2, x_str2)
check(x_clone3, x_str3)
check(x.First("foo"), x_clone2)
check(x.First("foo").Next(), x_clone3)
check(x.First("foo").Next().First("foo"), x_clone2)
check(x_clone, x_str)
check(x_clone.Verify(), nil)
check(x.Verify(), nil)
check(x_clone2.Verify(), nil)
check(x_clone3.Verify(), nil)
broken := xml.NewHash("b0rken")
var panic_err interface{}
func() {
defer func() {
panic_err = recover()
}()
broken.AddWithOwnership(broken)
}()
check(panic_err, "AddWithOwnership: Sanity check failed!")
panic_err = nil
func() {
defer func() {
panic_err = recover()
}()
broken.AddWithOwnership(nil)
}()
check(panic_err, "AddWithOwnership: Sanity check failed!")
panic_err = nil
twin := broken.Add("twin")
func() {
defer func() {
panic_err = recover()
}()
broken.AddWithOwnership(twin)
}()
check(panic_err, "AddWithOwnership: Sanity check failed!")
panic_err = nil
func() {
defer func() {
panic_err = recover()
}()
x.AddWithOwnership(x.First("foo"))
}()
check(panic_err, "AddWithOwnership: Sanity check failed!")
family := xml.NewHash("family")
mother := xml.NewHash("mother")
mother.Add("abbr", "mom")
father := xml.NewHash("father")
father.Add("abbr", "dad")
father.Add("abbr", "daddy")
family.AddWithOwnership(mother)
check(family.First("mother") == mother, true)
family.AddWithOwnership(father)
check(family.First("father") == father, true)
mommy := xml.NewHash("abbr")
mommy.SetText("mommy")
mother.AddWithOwnership(mommy)
mum := xml.NewHash("abbr")
mum.SetText("mum")
mother.AddWithOwnership(mum)
mummy := xml.NewHash("abbr")
mummy.SetText("mummy")
mother.AddWithOwnership(mummy)
check(mother.First("abbr").Next() == mommy, true)
check(mommy.Next() == mum, true)
check(mum.Next() == mummy, true)
temp_mother := family.RemoveFirst("mother")
check(temp_mother.Verify(), nil)
family.AddWithOwnership(temp_mother)
check(mother.RemoveFirst("not_present"), nil)
mom := mother.First("abbr")
mother.AddWithOwnership(mother.RemoveFirst("abbr"))
check(mother.First("abbr") == mommy, true)
check(mummy.Next() == mom, true)
father.RemoveFirst("abbr")
check(father.Text("abbr"), "daddy")
check(mother.Get("abbr"), []string{"mommy", "mum", "mummy", "mom"})
check(family.Verify(), nil)
ducks := xml.NewHash("ducks")
dewey := ducks.Add("duck", "dewey")
donald := ducks.Add("duck", "donald")
first_removed_duck := ducks.RemoveFirst("duck")
check(first_removed_duck == dewey, true)
check(dewey.Verify(), nil)
daisy := ducks.Add("duck", "daisy")
darkwing := ducks.Add("duck", "darkwing")
check(ducks.First("duck") == donald, true)
check(donald.Next() == daisy, true)
check(daisy.Next() == darkwing, true)
check(darkwing.Next() == nil, true)
check(ducks.Remove(&filterafter{darkwing}), "<ducks></ducks>")
check(ducks.Remove(&filterafter{donald}).RemoveFirst("duck") == daisy, true)
check(daisy.Verify(), nil)
check(ducks.Verify(), nil)
check(daisy.Next(), nil)
check(ducks, "<ducks><duck>donald</duck><duck>darkwing</duck></ducks>")
ducks.AddWithOwnership(daisy)
check(ducks.Remove(&filterafter{darkwing}).First("duck") == daisy, true)
check(daisy.Verify(), nil)
check(daisy.Next(), nil)
check(ducks.Verify(), nil)
check(ducks.Remove(&filterafter{donald}).First("duck") == darkwing, true)
check(darkwing.Verify(), nil)
check(darkwing.Next(), nil)
check(ducks.Verify(), nil)
check(ducks, "<ducks><duck>donald</duck></ducks>")
for num_kids := 1; num_kids < 5; num_kids++ {
kids := xml.NewHash("kids")
for i := 0; i < num_kids; i++ {
kids.Add("kid", fmt.Sprintf("%d", i+1))
}
test_kids := kids.Clone()
check(test_kids.Verify(), nil)
test_kid := test_kids.RemoveFirst("kid")
if !check(test_kid.Verify(), nil) {
fmt.Printf("FAILED for num_kids=%v\n", num_kids)
}
for i := 1; i < num_kids; i++ {
test_kids = kids.Clone()
test_kid = test_kids.First("kid")
for j := 0; j < i; j++ {
test_kid = test_kid.Next()
}
test_kid = test_kids.Remove(&filterafter{test_kid}).First("kid")
check(test_kids.Verify(), nil)
if i+1 == num_kids {
check(test_kid, nil)
} else {
if !check(test_kid.Verify(), nil) {
fmt.Printf("FAILED for num_kids=%v i=%v\n", num_kids, i)
}
}
}
}
xyzzy := xml.NewHash("x")
xyzzy.Add("y", "a")
xyzzy.Add("y", "b")
xyzzy.Add("y", "c")
xyzzy.First("y").Add("A")
xyzzy.First("y").Add("B")
xyzzy.First("y").Add("C")
xyzzy.First("y").Add("D")
subtags := xyzzy.First("y").Subtags()
sort.Strings(subtags)
check(subtags, []string{"A", "B", "C", "D"})
xmlreader := bytes.NewBufferString("<xml>\n<foo>\nbar</foo>\n</xml>\x00Should be ignored\n")
x, xmlerr = xml.ReaderToHash(xmlreader)
check(xmlerr, "StringToHash(): XML syntax error on line 5: illegal character code U+0000")
xmlreader = bytes.NewBufferString("<xml>\n<foo>\nbar</foo>\n</xml>")
x, xmlerr = xml.ReaderToHash(xmlreader)
check(xmlerr, nil)
check(x, "<xml>\n\n<foo>\nbar</foo></xml>")
x = xml.NewHash("xml")
letters := "eacdb"
for i := range letters {
child := x.Add(letters[i : i+1])
for i := range letters {
child.Add(letters[i : i+1])
}
}
check(x.Verify(), nil)
check(x.String(), "<xml><a><a></a><b></b><c></c><d></d><e></e></a><b><a></a><b></b><c></c><d></d><e></e></b><c><a></a><b></b><c></c><d></d><e></e></c><d><a></a><b></b><c></c><d></d><e></e></d><e><a></a><b></b><c></c><d></d><e></e></e></xml>")
x = xml.NewHash("foo")
check(x.FirstOrAdd("id"), "<id></id>")
x.FirstOrAdd("id").SetText("1")
check(x.FirstOrAdd("id"), "<id>1</id>")
check(x.FirstOrAdd("bar"), "<bar></bar>")
x.Rename("foobar")
check(x, "<foobar><bar></bar><id>1</id></foobar>")
godzilla := xml.NewHash("monster", "godzilla")
godzilla.Add("home", "japan")
godzilla.AppendString(" junior")
monsters := xml.NewHash("monsters")
monsters.AddWithOwnership(godzilla)
monsters.Add("monster", "gamera")
godclone := godzilla.Clone()
check(godclone.Verify(), nil)
check(godzilla.Next(), "<monster>gamera</monster>")
check(godclone.Next(), nil)
check(godclone, "<monster>godzilla junior<home>japan</home></monster>")
monsters.SetText("are cool")
check(monsters, "<monsters>are cool<monster>godzilla junior<home>japan</home></monster><monster>gamera</monster></monsters>")
monsters.First("monster").SetText("mecha-%v", monsters.Get("monster")[0])
check(monsters, "<monsters>are cool<monster>mecha-godzilla junior<home>japan</home></monster><monster>gamera</monster></monsters>")
check(monsters.Verify(), nil)
check(monsters.RemoveFirst("godzilla"), nil)
check(monsters.Verify(), nil)
check(monsters, "<monsters>are cool<monster>mecha-godzilla junior<home>japan</home></monster><monster>gamera</monster></monsters>")
monsters.FirstOrAdd("creature").SetText("gollum")
check(monsters.First("creature"), "<creature>gollum</creature>")
check(godzilla.Next().Next(), nil)
check(monsters.FirstChild().Element() == godzilla, true)
check(monsters.FirstChild().Next().Element() == godzilla.Next(), true)
st := monsters.Subtags()
sort.Strings(st)
check(st, []string{"creature", "monster"})
check(len(st), 2)
x = xml.NewHash("foo")
whole := []byte{}
for n := 0; n <= 12; n++ {
buf := make([]byte, n)
for i := range buf {
buf[i] = byte(i)
}
x.AppendString(string(buf))
whole = append(whole, buf...)
}
x.EncodeBase64()
encoded := string(util.Base64EncodeString(string(whole)))
check(x.Text(), encoded)
x.DecodeBase64()
check([]byte(x.Text()), whole)
x.SetText()
for i := range encoded {
x.AppendString(string([]byte{encoded[i]}))
}
x.DecodeBase64()
check([]byte(x.Text()), whole)
x.SetText("H")
x.EncodeBase64()
check(x.Text(), "SA==")
x.DecodeBase64()
x.AppendString("a")
x.EncodeBase64()
check(x.Text(), "SGE=")
x.DecodeBase64()
x.AppendString("l")
x.EncodeBase64()
check(x.Text(), "SGFs")
x.SetText("H")
x.AppendString("a")
x.EncodeBase64()
check(x.Text(), "SGE=")
x.SetText("H")
x.AppendString("a")
x.AppendString("l")
x.EncodeBase64()
check(x.Text(), "SGFs")
x.SetText("H")
x.AppendString("a")
x.AppendString("l")
x.AppendString("l")
x.EncodeBase64()
check(x.Text(), "SGFsbA==")
x.SetText("H")
x.AppendString("a")
x.AppendString("l")
x.AppendString("l")
x.AppendString("o")
x.EncodeBase64()
check(x.Text(), "SGFsbG8=")
x.SetText("Ha")
x.AppendString("ll")
x.AppendString("o")
x.EncodeBase64()
check(x.Text(), "SGFsbG8=")
x.SetText("S")
x.AppendString("G")
x.AppendString("Fs")
x.AppendString("b")
x.AppendString("G8")
x.DecodeBase64()
check(x.Text(), "Hallo")
testLDIF()
}
func testBase64() {
check(util.Base64DecodeString("", nil), []byte{})
check(util.Base64DecodeInPlace([]byte{}), []byte{})
check(util.Base64DecodeString("=", nil), []byte{})
check(util.Base64DecodeInPlace([]byte("=")), []byte{})
check(util.Base64DecodeString(" = ", nil), []byte{})
check(util.Base64DecodeInPlace([]byte(" = ")), []byte{})
check(util.Base64DecodeString("/+/+", nil), []byte{0xff, 0xef, 0xfe})
check(util.Base64DecodeInPlace([]byte("/+/+")), []byte{0xff, 0xef, 0xfe})
check(util.Base64DecodeString("_-_-", nil), []byte{0xff, 0xef, 0xfe})
check(util.Base64DecodeInPlace([]byte("_-_-")), []byte{0xff, 0xef, 0xfe})
var devnull int
check(string(util.Base64DecodeString("SGFsbG8=", nil)), "Hallo")
check(string(util.Base64DecodeInPlace([]byte("SGFsbG8="))), "Hallo")
check(string(util.Base64DecodeString("SGFsbA==", nil)), "Hall")
check(string(util.Base64DecodeInPlace([]byte("SGFsbA=="))), "Hall")
check(string(util.Base64DecodeString("SGFsbG8", nil)), "Hallo")
check(string(util.Base64DecodeInPlace([]byte("SGFsbG8"))), "Hallo")
check(string(util.Base64DecodeString("SGFsbA=", nil)), "Hall")
check(string(util.Base64DecodeInPlace([]byte("SGFsbA="))), "Hall")
check(string(util.Base64DecodeString("SGFsbG8===", nil)), "Hallo")
check(string(util.Base64DecodeInPlace([]byte("SGFsbG8==="))), "Hallo")
check(string(util.Base64DecodeString("SGFsbA", nil)), "Hall")
check(string(util.Base64DecodeInPlace([]byte("SGFsbA"))), "Hall")
check(string(util.Base64DecodeString("SGFsbG8=", &devnull)), "Hallo")
check(devnull, 0)
check(string(util.Base64DecodeString("SGFsbA==", &devnull)), "Hall")
check(devnull, 0)
check(string(util.Base64DecodeString("SGFsbA=", &devnull)), "Hall")
check(devnull, 0)
check(string(util.Base64DecodeString("SGFsbG8===", &devnull)), "Hallo")
check(devnull, 0)
check(string(util.Base64DecodeString("AA", nil)), "\000")
check(string(util.Base64DecodeInPlace([]byte("AA"))), "\000")
check(string(util.Base64DecodeString("AAA", nil)), "\000\000")
check(string(util.Base64DecodeInPlace([]byte("AAA"))), "\000\000")
var zerocarry int
check(string(util.Base64DecodeString("AA", &zerocarry)), "")
check(zerocarry != 0, true)
check(string(util.Base64DecodeString("=", &zerocarry)), "\000")
check(zerocarry, 0)
check(string(util.Base64DecodeString("AAA", &zerocarry)), "")
check(zerocarry != 0, true)
check(string(util.Base64DecodeString("=", &zerocarry)), "\000\000")
check(zerocarry, 0)
testbuf := make([]byte, 1024)
for i := range testbuf {
testbuf[i] = byte(i)
}
error_list := ""
for length := 0; length <= 12; length++ {
for eq := 0; eq <= 4; eq++ {
for err := 0; err <= 12; err++ {
b64_1 := base64.StdEncoding.EncodeToString(testbuf[0 : 512-length])
testslice := b64_1[0:]
errors := []int{0}
for e := 0; e < err; e++ {
errors = append(errors, errors[e]+rand.Intn(len(testslice)-errors[e]))
}
errors = append(errors, len(testslice))
teststr := ""
for i := 0; i < len(errors)-1; i++ {
if i != 0 {
teststr = teststr + "\000\n"
}
teststr = teststr + testslice[errors[i]:errors[i+1]]
}
for i := 0; i < eq; i++ {
teststr += "="
}
// because we're concatenating we need at least 1 "=" if the
// first string ends in an incomplete block
if eq == 0 && (length&3) != 0 {
teststr += "="
}
b64_2 := base64.URLEncoding.EncodeToString(testbuf[512-length:])
testslice = b64_2[0:]
errors = []int{0}
for e := 0; e < err; e++ {
errors = append(errors, errors[e]+rand.Intn(len(testslice)-errors[e]))
}
errors = append(errors, len(testslice))
for i := 0; i < len(errors)-1; i++ {
if i != 0 {
teststr = teststr + " "
}
teststr = teststr + testslice[errors[i]:errors[i+1]]
}
for i := 0; i < eq; i++ {
teststr += "="
}
for parts := 0; parts < 5; parts++ {
stops := []int{0}
for e := 0; e < parts; e++ {
stops = append(stops, stops[e]+rand.Intn(len(teststr)-stops[e]))
}
stops = append(stops, len(teststr))
decoded := ""
carry := 0
for i := 0; i < len(stops)-1; i++ {
decoded += string(util.Base64DecodeString(teststr[stops[i]:stops[i+1]], &carry))
}
if decoded != string(testbuf) {
error_list += fmt.Sprintf("(util.Base64DecodeString() failed for length=%v eq=%v err=%v parts=%v)\n", length, eq, err, parts)
}
buffy := []byte(string(teststr))
decbuffy := util.Base64DecodeInPlace(buffy)
if &(decbuffy[0]) != &(buffy[0]) || // verify the in-place property
string(decbuffy) != string(testbuf) {
error_list += fmt.Sprintf("(util.Base64DecodeInPlace() failed for length=%v eq=%v err=%v parts=%v)\n", length, eq, err, parts)
}
}
}
}
}
check(error_list, "")
buffy := make([]byte, 1024)
st := "Nehmt, esst. Dies ist mein Leib - sprach der Schokohase"
copy(buffy[32:], st)
result := util.Base64EncodeInPlace(buffy[:32+len(st)], 32)
check(&(buffy[0]) == &(result[0]), true)
check(cap(result), cap(buffy))
check(string(result), "TmVobXQsIGVzc3QuIERpZXMgaXN0IG1laW4gTGVpYiAtIHNwcmFjaCBkZXIgU2Nob2tvaGFzZQ==")
st = "Nehmt, esst. Dies ist mein Leib - sprach der Schokohase\n"
copy(buffy[256:], st)
result = util.Base64EncodeInPlace(buffy[:256+len(st)], 256)
check(&(buffy[0]) == &(result[0]), true)
check(cap(result), cap(buffy))
check(string(result), "TmVobXQsIGVzc3QuIERpZXMgaXN0IG1laW4gTGVpYiAtIHNwcmFjaCBkZXIgU2Nob2tvaGFzZQo=")
for n := 0; n <= 12; n++ {
buffy = make([]byte, n)
for i := range buffy {
buffy[i] = byte(i)
}
check(string(util.Base64EncodeString(string(buffy))), base64.StdEncoding.EncodeToString(buffy))
}
}
