[#102] nns: Support global domain
Signed-off-by: Alexander Chuprov <a.chuprov@yadro.com>
This commit is contained in:
parent
66f7fc43fc
commit
f005f86acf
4 changed files with 261 additions and 2 deletions
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@ -11,6 +11,7 @@
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| 0x20 | int | set of roots |
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| 0x21 + tokenKey | ByteArray | serialized NameState struct |
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| 0x22 + tokenKey + Hash160(tokenName) | Hash160 | container contract hash |
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| 0x23 + tokenKey + Hash160(tokenName) | string | global domain flag |
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*/
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@ -41,6 +41,9 @@ const (
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// prefixRecord contains map from (token key + hash160(token name) + record type)
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// to record.
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prefixRecord byte = 0x22
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//prefixGlobalDomain contains a flag indicating that this domain was created using GlobalDomain.
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//This is necessary to distinguish it from regular CNAME records.
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prefixGlobalDomain byte = 0x23
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)
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// Values constraints.
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@ -69,6 +72,12 @@ const (
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errInvalidDomainName = "invalid domain name format"
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)
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const (
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// Cnametgt is a special TXT record ensuring all created subdomains point to the global domain - the value of this variable.
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//It is guaranteed that two domains cannot point to the same global domain.
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Cnametgt = "cnametgt"
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)
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// RecordState is a type that registered entities are saved to.
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type RecordState struct {
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Name string
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@ -230,10 +239,71 @@ func IsAvailable(name string) bool {
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}
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return true
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}
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checkParentExists(ctx, fragments)
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checkAvailableGlobalDomain(ctx, name)
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return storage.Get(ctx, append([]byte{prefixName}, getTokenKey([]byte(name))...)) == nil
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}
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// checkAvailableGlobalDomain - triggers a panic if the global domain name is occupied.
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func checkAvailableGlobalDomain(ctx storage.Context, domain string) {
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globalDomain := getGlobalDomain(ctx, domain)
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if globalDomain == "" {
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return
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}
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nsBytes := storage.Get(ctx, append([]byte{prefixName}, getTokenKey([]byte(globalDomain))...))
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if nsBytes != nil {
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panic("global domain is already taken: " + globalDomain + ". Domain: " + domain)
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}
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}
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// getGlobalDomain returns the global domain.
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func getGlobalDomain(ctx storage.Context, domain string) string {
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index := std.MemorySearch([]byte(domain), []byte("."))
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if index == -1 {
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return ""
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}
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name := domain[index+1:]
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if name == "" {
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return ""
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}
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return extractCnametgt(ctx, name, domain)
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}
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// extractCnametgt returns the value of the Cnametgt TXT record.
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func extractCnametgt(ctx storage.Context, name, domain string) string {
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fragments := splitAndCheck(domain)
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tokenID := []byte(tokenIDFromName(name))
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records := getRecordsByType(ctx, tokenID, name, TXT)
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if records == nil {
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return ""
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}
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globalDomain := ""
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for _, name := range records {
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fragments := std.StringSplit(name, "=")
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if len(fragments) != 2 {
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continue
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}
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if fragments[0] == Cnametgt {
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globalDomain = fragments[1]
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break
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}
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}
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if globalDomain == "" {
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return ""
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}
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return fragments[0] + "." + globalDomain
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}
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// checkParentExists panics if any domain from fragments doesn't exist or is expired.
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func checkParentExists(ctx storage.Context, fragments []string) {
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if dom := parentExpired(ctx, fragments); dom != "" {
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@ -265,10 +335,16 @@ func parentExpired(ctx storage.Context, fragments []string) string {
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// Register registers a new domain with the specified owner and name if it's available.
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func Register(name string, owner interop.Hash160, email string, refresh, retry, expire, ttl int) bool {
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ctx := storage.GetContext()
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return register(ctx, name, owner, email, refresh, retry, expire, ttl)
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}
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// Register registers a new domain with the specified owner and name if it's available.
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func register(ctx storage.Context, name string, owner interop.Hash160, email string, refresh, retry, expire, ttl int) bool {
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fragments := splitAndCheck(name)
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l := len(fragments)
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tldKey := append([]byte{prefixRoot}, []byte(fragments[l-1])...)
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ctx := storage.GetContext()
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tldBytes := storage.Get(ctx, tldKey)
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if l == 1 {
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checkCommittee()
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@ -325,6 +401,8 @@ func Register(name string, owner interop.Hash160, email string, refresh, retry,
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// NNS expiration is in milliseconds
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Expiration: int64(runtime.GetTime() + expire*1000),
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}
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checkAvailableGlobalDomain(ctx, name)
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putNameStateWithKey(ctx, tokenKey, ns)
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putSoaRecord(ctx, name, email, refresh, retry, expire, ttl)
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updateBalance(ctx, []byte(name), owner, +1)
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@ -422,6 +500,7 @@ func DeleteRecords(name string, typ RecordType) {
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deleteRecords(ctx, name, typ)
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}
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// DeleteRecords removes domain records with the specified type.
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func deleteRecords(ctx storage.Context, name string, typ RecordType) {
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if typ == SOA {
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panic("you cannot delete soa record")
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@ -429,6 +508,14 @@ func deleteRecords(ctx storage.Context, name string, typ RecordType) {
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tokenID := []byte(tokenIDFromName(name))
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ns := getNameState(ctx, tokenID)
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ns.checkAdmin()
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globalDomainStorage := append([]byte{prefixGlobalDomain}, getTokenKey([]byte(name))...)
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globalDomainRaw := storage.Get(ctx, globalDomainStorage)
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globalDomain := globalDomainRaw.(string)
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if globalDomainRaw != nil && globalDomain != "" {
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deleteDomain(ctx, globalDomain)
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}
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recordsKey := getRecordsKeyByType(tokenID, name, typ)
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records := storage.Find(ctx, recordsKey, storage.KeysOnly)
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for iterator.Next(records) {
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@ -450,6 +537,12 @@ func deleteDomain(ctx storage.Context, name string) {
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return
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}
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globalDomainRaw := storage.Get(ctx, append([]byte{prefixGlobalDomain}, getTokenKey([]byte(name))...))
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globalDomain := globalDomainRaw.(string)
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if globalDomainRaw != nil && globalDomain != "" {
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deleteDomain(ctx, globalDomain)
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}
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deleteRecords(ctx, name, CNAME)
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deleteRecords(ctx, name, TXT)
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deleteRecords(ctx, name, A)
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@ -597,6 +690,33 @@ func addRecord(ctx storage.Context, tokenId []byte, name string, typ RecordType,
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}
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}
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globalDomainKey := append([]byte{prefixGlobalDomain}, getTokenKey([]byte(name))...)
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globalDomainStorage := storage.Get(ctx, globalDomainKey)
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globalDomain := getGlobalDomain(ctx, name)
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if globalDomainStorage == nil && typ == TXT {
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if globalDomain != "" {
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checkAvailableGlobalDomain(ctx, name)
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nsOriginal := getNameState(ctx, []byte(tokenIDFromName(name)))
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ns := NameState{
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Name: globalDomain,
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Owner: nsOriginal.Owner,
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Expiration: nsOriginal.Expiration,
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Admin: nsOriginal.Admin,
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}
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putNameStateWithKey(ctx, getTokenKey([]byte(globalDomain)), ns)
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storage.Put(ctx, globalDomainKey, globalDomain)
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var oldOwner interop.Hash160
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updateBalance(ctx, []byte(name), nsOriginal.Owner, +1)
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postTransfer(oldOwner, nsOriginal.Owner, []byte(name), nil)
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putCnameRecord(ctx, globalDomain, name)
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} else {
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storage.Put(ctx, globalDomainKey, "")
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}
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}
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if typ == CNAME && id != 0 {
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panic("you shouldn't have more than one CNAME record")
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}
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@ -637,6 +757,22 @@ func putSoaRecord(ctx storage.Context, name, email string, refresh, retry, expir
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storage.Put(ctx, recordKey, recBytes)
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}
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// putCnameRecord stores CNAME domain record.
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func putCnameRecord(ctx storage.Context, name, data string) {
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var id byte
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tokenId := []byte(tokenIDFromName(name))
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recordKey := getIdRecordKey(tokenId, name, CNAME, id)
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rs := RecordState{
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Name: name,
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Type: CNAME,
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ID: id,
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Data: data,
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}
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recBytes := std.Serialize(rs)
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storage.Put(ctx, recordKey, recBytes)
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}
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// updateSoaSerial stores soa domain record.
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func updateSoaSerial(ctx storage.Context, tokenId []byte) {
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var id byte
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@ -644,7 +780,7 @@ func updateSoaSerial(ctx storage.Context, tokenId []byte) {
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recBytes := storage.Get(ctx, recordKey)
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if recBytes == nil {
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panic("not found soa record")
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return
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}
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rec := std.Deserialize(recBytes.([]byte)).(RecordState)
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@ -165,6 +165,14 @@ func checkContainerList(t *testing.T, c *neotest.ContractInvoker, expected [][]b
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})
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}
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const (
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// default SOA record field values
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defaultRefresh = 3600 // 1 hour
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defaultRetry = 600 // 10 min
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defaultExpire = 3600 * 24 * 365 * 10 // 10 years
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defaultTTL = 3600 // 1 hour
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)
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func TestContainerPut(t *testing.T) {
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c, cBal, _ := newContainerInvoker(t)
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@ -233,6 +241,63 @@ func TestContainerPut(t *testing.T) {
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})
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})
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t.Run("create global domain", func(t *testing.T) {
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ctrNNS := neotest.CompileFile(t, c.CommitteeHash, nnsPath, path.Join(nnsPath, "config.yml"))
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nnsHash := ctrNNS.Hash
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cNNS := c.CommitteeInvoker(nnsHash)
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cNNS.Invoke(t, true, "register",
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"animals", c.CommitteeHash,
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"whateveriwant@world.com", int64(defaultRefresh), int64(defaultRetry), int64(defaultExpire), int64(defaultTTL))
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cNNS.Invoke(t, true, "register",
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"ns", c.CommitteeHash,
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"whateveriwant@world.com", int64(defaultRefresh), int64(defaultRetry), int64(defaultExpire), int64(0))
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cNNS.Invoke(t, true, "register",
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"poland.ns", c.CommitteeHash,
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"whateveriwant@world.com", int64(defaultRefresh), int64(defaultRetry), int64(defaultExpire), int64(0))
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cNNS.Invoke(t, true, "register",
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"sweden.ns", c.CommitteeHash,
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"whateveriwant@world.com", int64(defaultRefresh), int64(defaultRetry), int64(defaultExpire), int64(defaultExpire))
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cNNS.Invoke(t, stackitem.Null{}, "addRecord",
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"poland.ns", int64(nns.TXT), nns.Cnametgt+"=animals")
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cNNS.Invoke(t, stackitem.Null{}, "addRecord", "poland.ns", int64(nns.TXT), "random-record")
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cNNS.Invoke(t, stackitem.Null{}, "addRecord", "poland.ns", int64(nns.TXT), "ne-qqq=random-record2")
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cNNS.Invoke(t, stackitem.Null{}, "addRecord", "sweden.ns", int64(nns.TXT), nns.Cnametgt+"=animals")
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balanceMint(t, cBal, acc, (containerFee+containerAliasFee)*5, []byte{})
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cNNS.Invoke(t, true, "isAvailable", "bober.animals")
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putArgs := []any{cnt.value, cnt.sig, cnt.pub, cnt.token, "bober", "poland.ns"}
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c3 := c.WithSigners(c.Committee, acc)
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c3.Invoke(t, stackitem.Null{}, "putNamed", putArgs...)
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cNNS.Invoke(t, false, "isAvailable", "bober.animals")
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putArgs = []any{cnt.value, cnt.sig, cnt.pub, cnt.token, "bober", "sweden.ns"}
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c3.InvokeFail(t, "global domain is already taken", "putNamed", putArgs...)
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cNNS.InvokeFail(t, "global domain is already taken", "isAvailable", "bober.poland.ns")
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cnt2 := dummyContainer(acc)
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cNNS.Invoke(t, true, "isAvailable", "uzik.poland.ns")
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putArgs = []any{cnt2.value, cnt2.sig, cnt2.pub, cnt2.token, "uzik", "poland.ns"}
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c3.Invoke(t, stackitem.Null{}, "putNamed", putArgs...)
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c3.Invoke(t, stackitem.Null{}, "delete", cnt.id[:], cnt.sig, cnt.pub, cnt.token)
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cNNS.Invoke(t, true, "isAvailable", "bober.animals")
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cNNS.Invoke(t, false, "isAvailable", "bober.poland.ns")
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cNNS.InvokeFail(t, "global domain is already taken", "isAvailable", "uzik.poland.ns")
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cNNS.Invoke(t, false, "isAvailable", "uzik.animals")
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records := stackitem.NewArray([]stackitem.Item{stackitem.NewBuffer([]byte("uzik.poland.ns")), stackitem.NewByteArray([]byte(base58.Encode(cnt2.id[:])))})
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cNNS.Invoke(t, records, "resolve", "uzik.animals", int64(nns.TXT))
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})
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t.Run("gas costs are the same for all containers in block", func(t *testing.T) {
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const (
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containerPerBlock = 512
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@ -159,6 +159,49 @@ func TestNNSRegister(t *testing.T) {
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c.Invoke(t, expected, "getRecords", "testdomain.com", int64(nns.TXT))
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}
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func TestGlobalDomain(t *testing.T) {
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c := newNNSInvoker(t, false)
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accTop := c.NewAccount(t)
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refresh, retry, expire, ttl := int64(101), int64(102), int64(103), int64(104)
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c1 := c.WithSigners(c.Committee, accTop)
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c1.Invoke(t, true, "register",
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"com", accTop.ScriptHash(),
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"myemail@frostfs.info", refresh, retry, expire, ttl)
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c1.Invoke(t, true, "register",
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"testdomain.com", accTop.ScriptHash(),
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"myemail@frostfs.info", refresh, retry, expire, ttl)
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c1.Invoke(t, true, "register",
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"globaldomain.com", accTop.ScriptHash(),
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"myemail@frostfs.info", refresh, retry, expire, ttl)
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c1.Invoke(t, true, "register",
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"domik.testdomain.com", accTop.ScriptHash(),
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"myemail@frostfs.info", refresh, retry, expire, ttl)
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c1.Invoke(t, stackitem.Null{}, "addRecord",
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"domik.testdomain.com", int64(nns.TXT), "CID")
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c.Invoke(t, true, "isAvailable", "domik.globaldomain.com")
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c1.Invoke(t, stackitem.Null{}, "addRecord",
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"testdomain.com", int64(nns.TXT), nns.Cnametgt+"=globaldomain.com")
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c.Invoke(t, true, "isAvailable", "dom.testdomain.com")
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c1.Invoke(t, stackitem.Null{}, "addRecord",
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"domik.testdomain.com", int64(nns.TXT), "random txt record")
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c.Invoke(t, true, "isAvailable", "domik.globaldomain.com")
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c1.Invoke(t, true, "register",
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"dom.testdomain.com", accTop.ScriptHash(),
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"myemail@frostfs.info", refresh, retry, expire, ttl)
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c1.Invoke(t, stackitem.Null{}, "addRecord",
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"dom.testdomain.com", int64(nns.TXT), "CID")
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c.InvokeFail(t, "global domain is already taken", "isAvailable", "dom.testdomain.com")
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}
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func TestTLDRecord(t *testing.T) {
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c := newNNSInvoker(t, true)
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c.Invoke(t, stackitem.Null{}, "addRecord",
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@ -365,6 +408,10 @@ func TestNNSIsAvailable(t *testing.T) {
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"domain.com", acc.ScriptHash(),
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"myemail@frostfs.info", refresh, retry, expire, ttl)
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c1.Invoke(t, true, "register",
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"globaldomain.com", acc.ScriptHash(),
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"myemail@frostfs.info", refresh, retry, expire, ttl)
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c.Invoke(t, false, "isAvailable", "domain.com")
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c.Invoke(t, true, "isAvailable", "dom.domain.com")
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@ -376,6 +423,16 @@ func TestNNSIsAvailable(t *testing.T) {
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c.Invoke(t, false, "isAvailable", "dom.domain.com")
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c.Invoke(t, true, "isAvailable", "dom.dom.domain.com")
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c1.Invoke(t, stackitem.Null{}, "addRecord",
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"dom.domain.com", int64(nns.TXT), nns.Cnametgt+"=globaldomain.com")
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c.Invoke(t, true, "isAvailable", "dom.dom.domain.com")
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c1.Invoke(t, true, "register",
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"dom.globaldomain.com", acc.ScriptHash(),
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"myemail@frostfs.info", refresh, retry, expire, ttl)
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c.InvokeFail(t, "global domain is already taken", "isAvailable", "dom.dom.domain.com")
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c.InvokeFail(t, "domain name too long", "isAvailable", getTooLongDomainName(255))
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}
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