selfprivacy.org.app/lib/logic/providers/dns_providers/desec.dart

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import 'package:selfprivacy/logic/api_maps/rest_maps/dns_providers/desec/desec_api.dart';
import 'package:selfprivacy/logic/api_maps/rest_maps/dns_providers/desired_dns_record.dart';
import 'package:selfprivacy/logic/models/hive/server_domain.dart';
import 'package:selfprivacy/logic/models/json/dns_records.dart';
2023-05-17 16:58:15 +00:00
import 'package:selfprivacy/logic/providers/dns_providers/dns_provider.dart';
class ApiAdapter {
ApiAdapter({final bool isWithToken = true})
: _api = DesecApi(
isWithToken: isWithToken,
);
DesecApi api({final bool getInitialized = true}) => getInitialized
? _api
: DesecApi(
isWithToken: false,
);
final DesecApi _api;
}
class DesecDnsProvider extends DnsProvider {
DesecDnsProvider() : _adapter = ApiAdapter();
DesecDnsProvider.load(
final bool isAuthotized,
) : _adapter = ApiAdapter(
isWithToken: isAuthotized,
);
ApiAdapter _adapter;
@override
DnsProviderType get type => DnsProviderType.desec;
@override
Future<GenericResult<bool>> tryInitApiByToken(final String token) async {
final api = _adapter.api(getInitialized: false);
final result = await api.isApiTokenValid(token);
if (!result.data || !result.success) {
return result;
}
_adapter = ApiAdapter(isWithToken: true);
return result;
}
@override
Future<GenericResult<String?>> getZoneId(final String domain) async =>
GenericResult(
data: domain,
success: true,
);
@override
Future<GenericResult<void>> removeDomainRecords({
required final ServerDomain domain,
final String? ip4,
}) async {
final List<DnsRecord> listDnsRecords = projectDnsRecords(
domain.domainName,
ip4,
);
final List<dynamic> bulkRecords = [];
for (final DnsRecord record in listDnsRecords) {
bulkRecords.add(
{
'subname': record.name,
'type': record.type,
'ttl': record.ttl,
'records': [],
},
);
}
bulkRecords.add(
{
'subname': 'selector._domainkey',
'type': 'TXT',
'ttl': 18000,
'records': [],
},
);
return _adapter.api().updateRecords(
domain: domain,
records: bulkRecords,
);
}
@override
Future<GenericResult<List<DnsRecord>>> getDnsRecords({
required final ServerDomain domain,
}) async {
final List<DnsRecord> records = [];
final result = await _adapter.api().getDnsRecords(domain: domain);
if (result.data.isEmpty || !result.success) {
return GenericResult(
success: result.success,
data: records,
code: result.code,
message: result.message,
);
}
try {
for (final record in result.data) {
final String? content = (record['records'] is List<dynamic>)
? record['records'][0]
: record['records'];
records.add(
DnsRecord(
name: record['subname'],
type: record['type'],
content: content,
ttl: record['ttl'],
),
);
}
} catch (e) {
print(e);
return GenericResult(
success: false,
data: records,
message: e.toString(),
);
}
return GenericResult(success: true, data: records);
}
List<DnsRecord> projectDnsRecords(
final String? domainName,
final String? ip4,
) {
final DnsRecord domainA = DnsRecord(type: 'A', name: '', content: ip4);
final DnsRecord mx =
DnsRecord(type: 'MX', name: '', content: '10 $domainName.');
final DnsRecord apiA = DnsRecord(type: 'A', name: 'api', content: ip4);
final DnsRecord cloudA = DnsRecord(type: 'A', name: 'cloud', content: ip4);
final DnsRecord gitA = DnsRecord(type: 'A', name: 'git', content: ip4);
final DnsRecord meetA = DnsRecord(type: 'A', name: 'meet', content: ip4);
final DnsRecord passwordA =
DnsRecord(type: 'A', name: 'password', content: ip4);
final DnsRecord socialA =
DnsRecord(type: 'A', name: 'social', content: ip4);
final DnsRecord vpn = DnsRecord(type: 'A', name: 'vpn', content: ip4);
final DnsRecord txt1 = DnsRecord(
type: 'TXT',
name: '_dmarc',
content: '"v=DMARC1; p=none"',
ttl: 18000,
);
final DnsRecord txt2 = DnsRecord(
type: 'TXT',
name: '',
content: '"v=spf1 a mx ip4:$ip4 -all"',
ttl: 18000,
);
return <DnsRecord>[
domainA,
apiA,
cloudA,
gitA,
meetA,
passwordA,
socialA,
mx,
txt1,
txt2,
vpn
];
}
@override
Future<GenericResult<void>> createDomainRecords({
required final ServerDomain domain,
final String? ip4,
}) async {
final List<DnsRecord> listDnsRecords = projectDnsRecords(
domain.domainName,
ip4,
);
final List<dynamic> bulkRecords = [];
for (final DnsRecord record in listDnsRecords) {
bulkRecords.add(
{
'subname': record.name,
'type': record.type,
'ttl': record.ttl,
'records': [extractContent(record)],
},
);
}
return _adapter.api().createRecords(
domain: domain,
records: bulkRecords,
);
}
@override
Future<GenericResult<void>> setDnsRecord(
final DnsRecord record,
final ServerDomain domain,
) async {
final result = await _adapter.api().createRecords(
domain: domain,
records: [
{
'subname': record.name,
'type': record.type,
'ttl': record.ttl,
'records': [extractContent(record)],
},
],
);
return GenericResult(
success: result.success,
data: null,
);
}
String? extractContent(final DnsRecord record) {
String? content = record.content;
if (record.type == 'TXT' && content != null && !content.startsWith('"')) {
content = '"$content"';
}
return content;
}
@override
Future<GenericResult<List<String>>> domainList() async {
List<String> domains = [];
final result = await _adapter.api().getDomains();
if (result.data.isEmpty || !result.success) {
return GenericResult(
success: result.success,
data: domains,
code: result.code,
message: result.message,
);
}
domains = result.data
.map<String>(
(final el) => el['name'] as String,
)
.toList();
return GenericResult(
success: true,
data: domains,
);
}
@override
Future<GenericResult<List<DesiredDnsRecord>>> validateDnsRecords(
final ServerDomain domain,
final String ip4,
final String dkimPublicKey,
) async {
final result = await getDnsRecords(domain: domain);
if (result.data.isEmpty || !result.success) {
return GenericResult(
success: result.success,
data: [],
code: result.code,
message: result.message,
);
}
final records = result.data;
final List<DesiredDnsRecord> foundRecords = [];
try {
final List<DesiredDnsRecord> desiredRecords =
getDesiredDnsRecords(domain.domainName, ip4, dkimPublicKey);
for (final DesiredDnsRecord record in desiredRecords) {
if (record.description == 'record.dkim') {
final DnsRecord foundRecord = records.firstWhere(
(final r) =>
('${r.name}.${domain.domainName}' == record.name) &&
r.type == record.type,
orElse: () => DnsRecord(
name: record.name,
type: record.type,
content: '',
ttl: 800,
proxied: false,
),
);
// remove all spaces and tabulators from
// the foundRecord.content and the record.content
// to compare them
final String? foundContent =
foundRecord.content?.replaceAll(RegExp(r'\s+'), '');
final String content = record.content.replaceAll(RegExp(r'\s+'), '');
if (foundContent == content) {
foundRecords.add(record.copyWith(isSatisfied: true));
} else {
foundRecords.add(record.copyWith(isSatisfied: false));
}
} else {
if (records.any(
(final r) =>
('${r.name}.${domain.domainName}' == record.name ||
record.name == '') &&
r.type == record.type &&
r.content == record.content,
)) {
foundRecords.add(record.copyWith(isSatisfied: true));
} else {
foundRecords.add(record.copyWith(isSatisfied: false));
}
}
}
} catch (e) {
print(e);
return GenericResult(
data: [],
success: false,
message: e.toString(),
);
}
return GenericResult(
data: foundRecords,
success: true,
);
}
@override
List<DesiredDnsRecord> getDesiredDnsRecords(
final String? domainName,
final String? ip4,
final String? dkimPublicKey,
) {
if (domainName == null || ip4 == null) {
return [];
}
return [
DesiredDnsRecord(
name: '',
content: ip4,
description: 'record.root',
),
DesiredDnsRecord(
name: 'api.$domainName',
content: ip4,
description: 'record.api',
),
DesiredDnsRecord(
name: 'cloud.$domainName',
content: ip4,
description: 'record.cloud',
),
DesiredDnsRecord(
name: 'git.$domainName',
content: ip4,
description: 'record.git',
),
DesiredDnsRecord(
name: 'meet.$domainName',
content: ip4,
description: 'record.meet',
),
DesiredDnsRecord(
name: 'social.$domainName',
content: ip4,
description: 'record.social',
),
DesiredDnsRecord(
name: 'password.$domainName',
content: ip4,
description: 'record.password',
),
DesiredDnsRecord(
name: 'vpn.$domainName',
content: ip4,
description: 'record.vpn',
),
DesiredDnsRecord(
name: '',
content: '10 $domainName.',
description: 'record.mx',
type: 'MX',
category: DnsRecordsCategory.email,
),
DesiredDnsRecord(
name: '_dmarc.$domainName',
content: '"v=DMARC1; p=none"',
description: 'record.dmarc',
type: 'TXT',
category: DnsRecordsCategory.email,
),
DesiredDnsRecord(
name: '',
content: '"v=spf1 a mx ip4:$ip4 -all"',
description: 'record.spf',
type: 'TXT',
category: DnsRecordsCategory.email,
),
if (dkimPublicKey != null)
DesiredDnsRecord(
name: 'selector._domainkey.$domainName',
content: '"$dkimPublicKey"',
description: 'record.dkim',
type: 'TXT',
category: DnsRecordsCategory.email,
),
];
}
}