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nns: Add support global domain #102

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fyrchik merged 1 commit from achuprov/frostfs-contract:feta/global_domain into master 2024-09-04 19:51:18 +00:00
Conversation 2 Commits 1 Files changed 4 +261 -2
4 changed files with 261 additions and 2 deletions
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1
nns/doc.go
View file

@ -11,6 +11,7 @@
| 0x20 | int | set of roots |
| 0x21 + tokenKey | ByteArray | serialized NameState struct |
| 0x22 + tokenKey + Hash160(tokenName) | Hash160 | container contract hash |
| 0x23 + tokenKey + Hash160(tokenName) | string | global domain flag |
*/

140
nns/nns_contract.go
View file

@ -41,6 +41,9 @@ const (
// prefixRecord contains map from (token key + hash160(token name) + record type)
// to record.
prefixRecord byte = 0x22
//prefixGlobalDomain contains a flag indicating that this domain was created using GlobalDomain.
//This is necessary to distinguish it from regular CNAME records.
prefixGlobalDomain byte = 0x23
)
// Values constraints.
@ -69,6 +72,12 @@ const (
errInvalidDomainName = "invalid domain name format"
)
const (
// Cnametgt is a special TXT record ensuring all created subdomains point to the global domain - the value of this variable.
//It is guaranteed that two domains cannot point to the same global domain.
Cnametgt = "cnametgt"
)
// RecordState is a type that registered entities are saved to.
type RecordState struct {
Name string
@ -230,10 +239,71 @@ func IsAvailable(name string) bool {
}
return true
}
checkParentExists(ctx, fragments)
checkAvailableGlobalDomain(ctx, name)
return storage.Get(ctx, append([]byte{prefixName}, getTokenKey([]byte(name))...)) == nil
}
// checkAvailableGlobalDomain - triggers a panic if the global domain name is occupied.
func checkAvailableGlobalDomain(ctx storage.Context, domain string) {
globalDomain := getGlobalDomain(ctx, domain)
if globalDomain == "" {
return
}
nsBytes := storage.Get(ctx, append([]byte{prefixName}, getTokenKey([]byte(globalDomain))...))
if nsBytes != nil {
panic("global domain is already taken: " + globalDomain + ". Domain: " + domain)
}
}
// getGlobalDomain returns the global domain.
func getGlobalDomain(ctx storage.Context, domain string) string {
index := std.MemorySearch([]byte(domain), []byte("."))
if index == -1 {
return ""
}
name := domain[index+1:]
if name == "" {
return ""
}
return extractCnametgt(ctx, name, domain)
}
// extractCnametgt returns the value of the Cnametgt TXT record.
func extractCnametgt(ctx storage.Context, name, domain string) string {
fragments := splitAndCheck(domain)
tokenID := []byte(tokenIDFromName(name))
records := getRecordsByType(ctx, tokenID, name, TXT)
if records == nil {
return ""
}
globalDomain := ""
for _, name := range records {
fragments := std.StringSplit(name, "=")
if len(fragments) != 2 {
continue
}
if fragments[0] == Cnametgt {
globalDomain = fragments[1]
break
}
}
if globalDomain == "" {
return ""
}
return fragments[0] + "." + globalDomain
}
// checkParentExists panics if any domain from fragments doesn't exist or is expired.
func checkParentExists(ctx storage.Context, fragments []string) {
if dom := parentExpired(ctx, fragments); dom != "" {
@ -265,10 +335,16 @@ func parentExpired(ctx storage.Context, fragments []string) string {
// Register registers a new domain with the specified owner and name if it's available.
func Register(name string, owner interop.Hash160, email string, refresh, retry, expire, ttl int) bool {
ctx := storage.GetContext()
return register(ctx, name, owner, email, refresh, retry, expire, ttl)
}
// Register registers a new domain with the specified owner and name if it's available.
func register(ctx storage.Context, name string, owner interop.Hash160, email string, refresh, retry, expire, ttl int) bool {
fragments := splitAndCheck(name)
l := len(fragments)
tldKey := append([]byte{prefixRoot}, []byte(fragments[l-1])...)
ctx := storage.GetContext()
tldBytes := storage.Get(ctx, tldKey)
if l == 1 {
checkCommittee()
@ -325,6 +401,8 @@ func Register(name string, owner interop.Hash160, email string, refresh, retry,
// NNS expiration is in milliseconds
Expiration: int64(runtime.GetTime() + expire*1000),
}
checkAvailableGlobalDomain(ctx, name)
putNameStateWithKey(ctx, tokenKey, ns)
putSoaRecord(ctx, name, email, refresh, retry, expire, ttl)
updateBalance(ctx, []byte(name), owner, +1)
@ -422,6 +500,7 @@ func DeleteRecords(name string, typ RecordType) {
deleteRecords(ctx, name, typ)
}
// DeleteRecords removes domain records with the specified type.
func deleteRecords(ctx storage.Context, name string, typ RecordType) {
if typ == SOA {
panic("you cannot delete soa record")
@ -429,6 +508,14 @@ func deleteRecords(ctx storage.Context, name string, typ RecordType) {
tokenID := []byte(tokenIDFromName(name))
ns := getNameState(ctx, tokenID)
ns.checkAdmin()
globalDomainStorage := append([]byte{prefixGlobalDomain}, getTokenKey([]byte(name))...)
globalDomainRaw := storage.Get(ctx, globalDomainStorage)
globalDomain := globalDomainRaw.(string)
if globalDomainRaw != nil && globalDomain != "" {
deleteDomain(ctx, globalDomain)
}
recordsKey := getRecordsKeyByType(tokenID, name, typ)
records := storage.Find(ctx, recordsKey, storage.KeysOnly)
for iterator.Next(records) {
@ -451,6 +538,12 @@ func deleteDomain(ctx storage.Context, name string) {
return
}
globalDomainRaw := storage.Get(ctx, append([]byte{prefixGlobalDomain}, getTokenKey([]byte(name))...))
globalDomain := globalDomainRaw.(string)
if globalDomainRaw != nil && globalDomain != "" {
deleteDomain(ctx, globalDomain)
}
deleteRecords(ctx, name, CNAME)
deleteRecords(ctx, name, TXT)
deleteRecords(ctx, name, A)
@ -598,6 +691,33 @@ func addRecord(ctx storage.Context, tokenId []byte, name string, typ RecordType,
}
}
globalDomainKey := append([]byte{prefixGlobalDomain}, getTokenKey([]byte(name))...)
globalDomainStorage := storage.Get(ctx, globalDomainKey)
globalDomain := getGlobalDomain(ctx, name)
if globalDomainStorage == nil && typ == TXT {
if globalDomain != "" {
checkAvailableGlobalDomain(ctx, name)
nsOriginal := getNameState(ctx, []byte(tokenIDFromName(name)))
ns := NameState{
Name: globalDomain,
Owner: nsOriginal.Owner,
Expiration: nsOriginal.Expiration,
Admin: nsOriginal.Admin,
}
putNameStateWithKey(ctx, getTokenKey([]byte(globalDomain)), ns)
storage.Put(ctx, globalDomainKey, globalDomain)
var oldOwner interop.Hash160
updateBalance(ctx, []byte(name), nsOriginal.Owner, +1)
postTransfer(oldOwner, nsOriginal.Owner, []byte(name), nil)
putCnameRecord(ctx, globalDomain, name)
} else {
storage.Put(ctx, globalDomainKey, "")
}
}
if typ == CNAME && id != 0 {
panic("you shouldn't have more than one CNAME record")
}
@ -638,6 +758,22 @@ func putSoaRecord(ctx storage.Context, name, email string, refresh, retry, expir
storage.Put(ctx, recordKey, recBytes)
}
// putCnameRecord stores CNAME domain record.
func putCnameRecord(ctx storage.Context, name, data string) {
var id byte
tokenId := []byte(tokenIDFromName(name))
recordKey := getIdRecordKey(tokenId, name, CNAME, id)
rs := RecordState{
Name: name,
Type: CNAME,
ID: id,
Data: data,
}
recBytes := std.Serialize(rs)
storage.Put(ctx, recordKey, recBytes)
}
// updateSoaSerial stores soa domain record.
func updateSoaSerial(ctx storage.Context, tokenId []byte) {
var id byte
@ -645,7 +781,7 @@ func updateSoaSerial(ctx storage.Context, tokenId []byte) {
recBytes := storage.Get(ctx, recordKey)
if recBytes == nil {
panic("not found soa record")
return
}
rec := std.Deserialize(recBytes.([]byte)).(RecordState)

65
tests/container_test.go
View file

@ -165,6 +165,14 @@ func checkContainerList(t *testing.T, c *neotest.ContractInvoker, expected [][]b
})
}
const (
// default SOA record field values
defaultRefresh = 3600 // 1 hour
defaultRetry = 600 // 10 min
defaultExpire = 3600 * 24 * 365 * 10 // 10 years
defaultTTL = 3600 // 1 hour
)
func TestContainerPut(t *testing.T) {
c, cBal, _ := newContainerInvoker(t)
@ -233,6 +241,63 @@ func TestContainerPut(t *testing.T) {
})
})
t.Run("create global domain", func(t *testing.T) {
ctrNNS := neotest.CompileFile(t, c.CommitteeHash, nnsPath, path.Join(nnsPath, "config.yml"))
nnsHash := ctrNNS.Hash
cNNS := c.CommitteeInvoker(nnsHash)
cNNS.Invoke(t, true, "register",
"animals", c.CommitteeHash,
"whateveriwant@world.com", int64(defaultRefresh), int64(defaultRetry), int64(defaultExpire), int64(defaultTTL))
cNNS.Invoke(t, true, "register",
"ns", c.CommitteeHash,
"whateveriwant@world.com", int64(defaultRefresh), int64(defaultRetry), int64(defaultExpire), int64(0))
cNNS.Invoke(t, true, "register",
"poland.ns", c.CommitteeHash,
"whateveriwant@world.com", int64(defaultRefresh), int64(defaultRetry), int64(defaultExpire), int64(0))
cNNS.Invoke(t, true, "register",
"sweden.ns", c.CommitteeHash,
"whateveriwant@world.com", int64(defaultRefresh), int64(defaultRetry), int64(defaultExpire), int64(defaultExpire))
cNNS.Invoke(t, stackitem.Null{}, "addRecord",
"poland.ns", int64(nns.TXT), nns.Cnametgt+"=animals")
cNNS.Invoke(t, stackitem.Null{}, "addRecord", "poland.ns", int64(nns.TXT), "random-record")
cNNS.Invoke(t, stackitem.Null{}, "addRecord", "poland.ns", int64(nns.TXT), "ne-qqq=random-record2")
cNNS.Invoke(t, stackitem.Null{}, "addRecord", "sweden.ns", int64(nns.TXT), nns.Cnametgt+"=animals")
balanceMint(t, cBal, acc, (containerFee+containerAliasFee)*5, []byte{})
cNNS.Invoke(t, true, "isAvailable", "bober.animals")
putArgs := []any{cnt.value, cnt.sig, cnt.pub, cnt.token, "bober", "poland.ns"}
c3 := c.WithSigners(c.Committee, acc)
c3.Invoke(t, stackitem.Null{}, "putNamed", putArgs...)
cNNS.Invoke(t, false, "isAvailable", "bober.animals")
putArgs = []any{cnt.value, cnt.sig, cnt.pub, cnt.token, "bober", "sweden.ns"}
c3.InvokeFail(t, "global domain is already taken", "putNamed", putArgs...)
cNNS.InvokeFail(t, "global domain is already taken", "isAvailable", "bober.poland.ns")
cnt2 := dummyContainer(acc)
cNNS.Invoke(t, true, "isAvailable", "uzik.poland.ns")
putArgs = []any{cnt2.value, cnt2.sig, cnt2.pub, cnt2.token, "uzik", "poland.ns"}
c3.Invoke(t, stackitem.Null{}, "putNamed", putArgs...)
c3.Invoke(t, stackitem.Null{}, "delete", cnt.id[:], cnt.sig, cnt.pub, cnt.token)
cNNS.Invoke(t, true, "isAvailable", "bober.animals")
cNNS.Invoke(t, false, "isAvailable", "bober.poland.ns")
cNNS.InvokeFail(t, "global domain is already taken", "isAvailable", "uzik.poland.ns")
cNNS.Invoke(t, false, "isAvailable", "uzik.animals")
records := stackitem.NewArray([]stackitem.Item{stackitem.NewBuffer([]byte("uzik.poland.ns")), stackitem.NewByteArray([]byte(base58.Encode(cnt2.id[:])))})
cNNS.Invoke(t, records, "resolve", "uzik.animals", int64(nns.TXT))
})
t.Run("gas costs are the same for all containers in block", func(t *testing.T) {
const (
containerPerBlock = 512

57
tests/nns_test.go
View file

@ -159,6 +159,49 @@ func TestNNSRegister(t *testing.T) {
c.Invoke(t, expected, "getRecords", "testdomain.com", int64(nns.TXT))
}
func TestGlobalDomain(t *testing.T) {
c := newNNSInvoker(t, false)
accTop := c.NewAccount(t)
refresh, retry, expire, ttl := int64(101), int64(102), int64(103), int64(104)
c1 := c.WithSigners(c.Committee, accTop)
c1.Invoke(t, true, "register",
"com", accTop.ScriptHash(),
"myemail@frostfs.info", refresh, retry, expire, ttl)
c1.Invoke(t, true, "register",
"testdomain.com", accTop.ScriptHash(),
"myemail@frostfs.info", refresh, retry, expire, ttl)
c1.Invoke(t, true, "register",
"globaldomain.com", accTop.ScriptHash(),
"myemail@frostfs.info", refresh, retry, expire, ttl)
c1.Invoke(t, true, "register",
"domik.testdomain.com", accTop.ScriptHash(),
"myemail@frostfs.info", refresh, retry, expire, ttl)
c1.Invoke(t, stackitem.Null{}, "addRecord",
"domik.testdomain.com", int64(nns.TXT), "CID")
c.Invoke(t, true, "isAvailable", "domik.globaldomain.com")
c1.Invoke(t, stackitem.Null{}, "addRecord",
"testdomain.com", int64(nns.TXT), nns.Cnametgt+"=globaldomain.com")
c.Invoke(t, true, "isAvailable", "dom.testdomain.com")
c1.Invoke(t, stackitem.Null{}, "addRecord",
"domik.testdomain.com", int64(nns.TXT), "random txt record")
c.Invoke(t, true, "isAvailable", "domik.globaldomain.com")
c1.Invoke(t, true, "register",
"dom.testdomain.com", accTop.ScriptHash(),
"myemail@frostfs.info", refresh, retry, expire, ttl)
c1.Invoke(t, stackitem.Null{}, "addRecord",
"dom.testdomain.com", int64(nns.TXT), "CID")
c.InvokeFail(t, "global domain is already taken", "isAvailable", "dom.testdomain.com")
}
func TestTLDRecord(t *testing.T) {
c := newNNSInvoker(t, true)
c.Invoke(t, stackitem.Null{}, "addRecord",
@ -365,6 +408,10 @@ func TestNNSIsAvailable(t *testing.T) {
"domain.com", acc.ScriptHash(),
"myemail@frostfs.info", refresh, retry, expire, ttl)
c1.Invoke(t, true, "register",
"globaldomain.com", acc.ScriptHash(),
"myemail@frostfs.info", refresh, retry, expire, ttl)
c.Invoke(t, false, "isAvailable", "domain.com")
c.Invoke(t, true, "isAvailable", "dom.domain.com")
@ -376,6 +423,16 @@ func TestNNSIsAvailable(t *testing.T) {
c.Invoke(t, false, "isAvailable", "dom.domain.com")
c.Invoke(t, true, "isAvailable", "dom.dom.domain.com")
c1.Invoke(t, stackitem.Null{}, "addRecord",
"dom.domain.com", int64(nns.TXT), nns.Cnametgt+"=globaldomain.com")
c.Invoke(t, true, "isAvailable", "dom.dom.domain.com")
c1.Invoke(t, true, "register",
"dom.globaldomain.com", acc.ScriptHash(),
"myemail@frostfs.info", refresh, retry, expire, ttl)
c.InvokeFail(t, "global domain is already taken", "isAvailable", "dom.dom.domain.com")
c.InvokeFail(t, "domain name too long", "isAvailable", getTooLongDomainName(255))
}