selfprivacy.org.app/lib/logic/cubit/server_installation/server_installation_reposit...

762 lines
24 KiB
Dart

import 'dart:io';
import 'package:basic_utils/basic_utils.dart';
import 'package:device_info_plus/device_info_plus.dart';
import 'package:dio/dio.dart';
import 'package:easy_localization/easy_localization.dart';
import 'package:flutter/foundation.dart';
import 'package:hive/hive.dart';
import 'package:pub_semver/pub_semver.dart';
import 'package:selfprivacy/config/get_it_config.dart';
import 'package:selfprivacy/config/hive_config.dart';
import 'package:selfprivacy/logic/api_maps/rest_maps/api_factory_creator.dart';
import 'package:selfprivacy/logic/api_maps/rest_maps/dns_providers/dns_provider.dart';
import 'package:selfprivacy/logic/api_maps/rest_maps/dns_providers/dns_provider_factory.dart';
import 'package:selfprivacy/logic/api_maps/graphql_maps/server_api/server.dart';
import 'package:selfprivacy/logic/api_maps/rest_maps/server_providers/server_provider.dart';
import 'package:selfprivacy/logic/api_maps/rest_maps/server_providers/server_provider_factory.dart';
import 'package:selfprivacy/logic/cubit/server_installation/server_installation_cubit.dart';
import 'package:selfprivacy/logic/models/hive/backblaze_credential.dart';
import 'package:selfprivacy/logic/models/hive/server_details.dart';
import 'package:selfprivacy/logic/models/hive/server_domain.dart';
import 'package:selfprivacy/logic/models/hive/user.dart';
import 'package:selfprivacy/logic/models/json/device_token.dart';
import 'package:selfprivacy/logic/models/message.dart';
import 'package:selfprivacy/logic/models/server_basic_info.dart';
import 'package:selfprivacy/ui/components/action_button/action_button.dart';
import 'package:selfprivacy/ui/components/brand_alert/brand_alert.dart';
class IpNotFoundException implements Exception {
IpNotFoundException(this.message);
final String message;
}
class ServerAuthorizationException implements Exception {
ServerAuthorizationException(this.message);
final String message;
}
class ServerInstallationRepository {
Box box = Hive.box(BNames.serverInstallationBox);
Box<User> usersBox = Hive.box(BNames.usersBox);
ServerProviderApiFactory? serverProviderApiFactory =
ApiFactoryCreator.createServerProviderApiFactory(
ServerProvider.hetzner, // TODO: HARDCODE FOR NOW!!!
); // TODO: Remove when provider selection is implemented.
DnsProviderApiFactory? dnsProviderApiFactory =
ApiFactoryCreator.createDnsProviderApiFactory(
DnsProvider.cloudflare, // TODO: HARDCODE FOR NOW!!!
);
Future<ServerInstallationState> load() async {
final String? providerApiToken = getIt<ApiConfigModel>().hetznerKey;
final String? cloudflareToken = getIt<ApiConfigModel>().cloudFlareKey;
final ServerDomain? serverDomain = getIt<ApiConfigModel>().serverDomain;
final BackblazeCredential? backblazeCredential =
getIt<ApiConfigModel>().backblazeCredential;
final ServerHostingDetails? serverDetails =
getIt<ApiConfigModel>().serverDetails;
if (serverDetails != null &&
serverDetails.provider != ServerProvider.unknown) {
serverProviderApiFactory =
ApiFactoryCreator.createServerProviderApiFactory(
serverDetails.provider,
);
}
if (serverDomain != null && serverDomain.provider != DnsProvider.unknown) {
dnsProviderApiFactory = ApiFactoryCreator.createDnsProviderApiFactory(
serverDomain.provider,
);
}
if (box.get(BNames.hasFinalChecked, defaultValue: false)) {
return ServerInstallationFinished(
providerApiToken: providerApiToken!,
cloudFlareKey: cloudflareToken!,
serverDomain: serverDomain!,
backblazeCredential: backblazeCredential!,
serverDetails: serverDetails!,
rootUser: box.get(BNames.rootUser),
isServerStarted: box.get(BNames.isServerStarted, defaultValue: false),
isServerResetedFirstTime:
box.get(BNames.isServerResetedFirstTime, defaultValue: false),
isServerResetedSecondTime:
box.get(BNames.isServerResetedSecondTime, defaultValue: false),
);
}
if (box.get(BNames.isRecoveringServer, defaultValue: false) &&
serverDomain != null) {
return ServerInstallationRecovery(
providerApiToken: providerApiToken,
cloudFlareKey: cloudflareToken,
serverDomain: serverDomain,
backblazeCredential: backblazeCredential,
serverDetails: serverDetails,
rootUser: box.get(BNames.rootUser),
currentStep: _getCurrentRecoveryStep(
providerApiToken,
cloudflareToken,
serverDomain,
serverDetails,
),
recoveryCapabilities: await getRecoveryCapabilities(serverDomain),
);
}
return ServerInstallationNotFinished(
providerApiToken: providerApiToken,
cloudFlareKey: cloudflareToken,
serverDomain: serverDomain,
backblazeCredential: backblazeCredential,
serverDetails: serverDetails,
rootUser: box.get(BNames.rootUser),
isServerStarted: box.get(BNames.isServerStarted, defaultValue: false),
isServerResetedFirstTime:
box.get(BNames.isServerResetedFirstTime, defaultValue: false),
isServerResetedSecondTime:
box.get(BNames.isServerResetedSecondTime, defaultValue: false),
isLoading: box.get(BNames.isLoading, defaultValue: false),
dnsMatches: null,
);
}
RecoveryStep _getCurrentRecoveryStep(
final String? hetznerToken,
final String? cloudflareToken,
final ServerDomain serverDomain,
final ServerHostingDetails? serverDetails,
) {
if (serverDetails != null) {
if (hetznerToken != null) {
if (serverDetails.provider != ServerProvider.unknown) {
if (serverDomain.provider != DnsProvider.unknown) {
return RecoveryStep.backblazeToken;
}
return RecoveryStep.cloudflareToken;
}
return RecoveryStep.serverSelection;
}
return RecoveryStep.hetznerToken;
}
return RecoveryStep.selecting;
}
void clearAppConfig() {
box.clear();
usersBox.clear();
}
Future<ServerHostingDetails> startServer(
final ServerHostingDetails hetznerServer,
) async {
ServerHostingDetails serverDetails;
final ServerProviderApi api = serverProviderApiFactory!.getServerProvider();
serverDetails = await api.powerOn();
return serverDetails;
}
Future<String?> getDomainId(final String token, final String domain) async {
final DnsProviderApi dnsProviderApi = dnsProviderApiFactory!.getDnsProvider(
settings: DnsProviderApiSettings(
isWithToken: false,
customToken: token,
),
);
final String? domainId = await dnsProviderApi.getZoneId(domain);
return domainId;
}
Future<Map<String, bool>> isDnsAddressesMatch(
final String? domainName,
final String? ip4,
final Map<String, bool> skippedMatches,
) async {
final List<String> addresses = <String>[
'$domainName',
'api.$domainName',
'cloud.$domainName',
'meet.$domainName',
'password.$domainName'
];
final Map<String, bool> matches = <String, bool>{};
for (final String address in addresses) {
if (skippedMatches[address] ?? false) {
matches[address] = true;
continue;
}
final List<RRecord>? lookupRecordRes = await DnsUtils.lookupRecord(
address,
RRecordType.A,
provider: DnsApiProvider.CLOUDFLARE,
);
getIt.get<ConsoleModel>().addMessage(
Message(
text:
'DnsLookup: address: $address, $RRecordType, provider: CLOUDFLARE, ip4: $ip4',
),
);
getIt.get<ConsoleModel>().addMessage(
Message(
text:
'DnsLookup: ${lookupRecordRes == null ? 'empty' : (lookupRecordRes[0].data != ip4 ? 'wrong ip4' : 'right ip4')}',
),
);
if (lookupRecordRes == null ||
lookupRecordRes.isEmpty ||
lookupRecordRes[0].data != ip4) {
matches[address] = false;
} else {
matches[address] = true;
}
}
return matches;
}
Future<void> createServer(
final User rootUser,
final String domainName,
final String cloudFlareKey,
final BackblazeCredential backblazeCredential, {
required final void Function() onCancel,
required final Future<void> Function(ServerHostingDetails serverDetails)
onSuccess,
}) async {
final ServerProviderApi api = serverProviderApiFactory!.getServerProvider();
try {
final ServerHostingDetails? serverDetails = await api.createServer(
dnsApiToken: cloudFlareKey,
rootUser: rootUser,
domainName: domainName,
);
if (serverDetails == null) {
print('Server is not initialized!');
return;
}
saveServerDetails(serverDetails);
onSuccess(serverDetails);
} on DioError catch (e) {
if (e.response!.data['error']['code'] == 'uniqueness_error') {
final NavigationService nav = getIt.get<NavigationService>();
nav.showPopUpDialog(
BrandAlert(
title: 'modals.already_exists'.tr(),
contentText: 'modals.destroy_server'.tr(),
actions: [
ActionButton(
text: 'basis.delete'.tr(),
isRed: true,
onPressed: () async {
await api.deleteServer(
domainName: domainName,
);
ServerHostingDetails? serverDetails;
try {
serverDetails = await api.createServer(
dnsApiToken: cloudFlareKey,
rootUser: rootUser,
domainName: domainName,
);
} catch (e) {
print(e);
}
if (serverDetails == null) {
print('Server is not initialized!');
return;
}
await saveServerDetails(serverDetails);
onSuccess(serverDetails);
},
),
ActionButton(
text: 'basis.cancel'.tr(),
onPressed: onCancel,
),
],
),
);
} else if (e.response!.data['error']['code'] == 'resource_unavailable') {
final NavigationService nav = getIt.get<NavigationService>();
nav.showPopUpDialog(
BrandAlert(
title: 'modals.unexpected_error'.tr(),
contentText: 'modals.try_again'.tr(),
actions: [
ActionButton(
text: 'modals.yes'.tr(),
isRed: true,
onPressed: () async {
ServerHostingDetails? serverDetails;
try {
serverDetails = await api.createServer(
dnsApiToken: cloudFlareKey,
rootUser: rootUser,
domainName: domainName,
);
} catch (e) {
print(e);
}
if (serverDetails == null) {
print('Server is not initialized!');
return;
}
await saveServerDetails(serverDetails);
onSuccess(serverDetails);
},
),
ActionButton(
text: 'basis.cancel'.tr(),
onPressed: onCancel,
),
],
),
);
}
}
}
Future<bool> createDnsRecords(
final ServerHostingDetails serverDetails,
final ServerDomain domain, {
required final void Function() onCancel,
}) async {
final DnsProviderApi dnsProviderApi =
dnsProviderApiFactory!.getDnsProvider();
final ServerProviderApi serverApi =
serverProviderApiFactory!.getServerProvider();
await dnsProviderApi.removeSimilarRecords(
ip4: serverDetails.ip4,
domain: domain,
);
try {
await dnsProviderApi.createMultipleDnsRecords(
ip4: serverDetails.ip4,
domain: domain,
);
} on DioError catch (e) {
final NavigationService nav = getIt.get<NavigationService>();
nav.showPopUpDialog(
BrandAlert(
title: e.response!.data['errors'][0]['code'] == 1038
? 'modals.you_cant_use_this_api'.tr()
: 'domain.error'.tr(),
contentText: 'modals.delete_server_volume'.tr(),
actions: [
ActionButton(
text: 'basis.delete'.tr(),
isRed: true,
onPressed: () async {
await serverApi.deleteServer(
domainName: domain.domainName,
);
onCancel();
},
),
ActionButton(
text: 'basis.cancel'.tr(),
onPressed: onCancel,
),
],
),
);
return false;
}
await serverApi.createReverseDns(
serverDetails: serverDetails,
domain: domain,
);
return true;
}
Future<void> createDkimRecord(final ServerDomain cloudFlareDomain) async {
final DnsProviderApi dnsProviderApi =
dnsProviderApiFactory!.getDnsProvider();
final ServerApi api = ServerApi();
String dkimRecordString = '';
try {
dkimRecordString = (await api.getDkim())!;
} catch (e) {
print(e);
rethrow;
}
await dnsProviderApi.setDkim(dkimRecordString, cloudFlareDomain);
}
Future<bool> isHttpServerWorking() async {
final ServerApi api = ServerApi();
return api.isHttpServerWorking();
}
Future<ServerHostingDetails> restart() async {
final ServerProviderApi api = serverProviderApiFactory!.getServerProvider();
return api.restart();
}
Future<ServerHostingDetails> powerOn() async {
final ServerProviderApi api = serverProviderApiFactory!.getServerProvider();
return api.powerOn();
}
Future<ServerRecoveryCapabilities> getRecoveryCapabilities(
final ServerDomain serverDomain,
) async {
final ServerApi serverApi = ServerApi(
isWithToken: false,
overrideDomain: serverDomain.domainName,
);
final String? serverApiVersion = await serverApi.getApiVersion();
if (serverApiVersion == null) {
return ServerRecoveryCapabilities.none;
}
try {
final Version parsedVersion = Version.parse(serverApiVersion);
if (!VersionConstraint.parse('>=1.2.0').allows(parsedVersion)) {
return ServerRecoveryCapabilities.legacy;
}
return ServerRecoveryCapabilities.loginTokens;
} on FormatException {
return ServerRecoveryCapabilities.none;
}
}
Future<String> getServerIpFromDomain(final ServerDomain serverDomain) async {
final List<RRecord>? lookup = await DnsUtils.lookupRecord(
serverDomain.domainName,
RRecordType.A,
provider: DnsApiProvider.CLOUDFLARE,
);
if (lookup == null || lookup.isEmpty) {
throw IpNotFoundException('No IP found for domain $serverDomain');
}
return lookup[0].data;
}
Future<String> getDeviceName() async {
final DeviceInfoPlugin deviceInfo = DeviceInfoPlugin();
if (kIsWeb) {
return deviceInfo.webBrowserInfo.then(
(final WebBrowserInfo value) =>
'${value.browserName} ${value.platform}',
);
} else {
if (Platform.isAndroid) {
return deviceInfo.androidInfo.then(
(final AndroidDeviceInfo value) =>
'${value.model} ${value.version.release}',
);
} else if (Platform.isIOS) {
return deviceInfo.iosInfo.then(
(final IosDeviceInfo value) =>
'${value.utsname.machine} ${value.systemName} ${value.systemVersion}',
);
} else if (Platform.isLinux) {
return deviceInfo.linuxInfo
.then((final LinuxDeviceInfo value) => value.prettyName);
} else if (Platform.isMacOS) {
return deviceInfo.macOsInfo.then(
(final MacOsDeviceInfo value) =>
'${value.hostName} ${value.computerName}',
);
} else if (Platform.isWindows) {
return deviceInfo.windowsInfo
.then((final WindowsDeviceInfo value) => value.computerName);
}
}
return 'Unidentified';
}
Future<ServerHostingDetails> authorizeByNewDeviceKey(
final ServerDomain serverDomain,
final String newDeviceKey,
final ServerRecoveryCapabilities recoveryCapabilities,
) async {
final ServerApi serverApi = ServerApi(
isWithToken: false,
overrideDomain: serverDomain.domainName,
);
final String serverIp = await getServerIpFromDomain(serverDomain);
final GenericResult<String> result = await serverApi.authorizeDevice(
DeviceToken(device: await getDeviceName(), token: newDeviceKey),
);
if (result.success) {
return ServerHostingDetails(
apiToken: result.data,
volume: ServerVolume(
id: 0,
name: '',
sizeByte: 0,
serverId: 0,
linuxDevice: '',
),
provider: ServerProvider.unknown,
id: 0,
ip4: serverIp,
startTime: null,
createTime: null,
);
}
throw ServerAuthorizationException(
result.message ?? result.data,
);
}
Future<ServerHostingDetails> authorizeByRecoveryKey(
final ServerDomain serverDomain,
final String recoveryKey,
final ServerRecoveryCapabilities recoveryCapabilities,
) async {
final ServerApi serverApi = ServerApi(
isWithToken: false,
overrideDomain: serverDomain.domainName,
);
final String serverIp = await getServerIpFromDomain(serverDomain);
final GenericResult<String> result = await serverApi.useRecoveryToken(
DeviceToken(device: await getDeviceName(), token: recoveryKey),
);
if (result.success) {
return ServerHostingDetails(
apiToken: result.data,
volume: ServerVolume(
id: 0,
name: '',
sizeByte: 0,
serverId: 0,
linuxDevice: '',
),
provider: ServerProvider.unknown,
id: 0,
ip4: serverIp,
startTime: null,
createTime: null,
);
}
throw ServerAuthorizationException(
result.message ?? result.data,
);
}
Future<ServerHostingDetails> authorizeByApiToken(
final ServerDomain serverDomain,
final String apiToken,
final ServerRecoveryCapabilities recoveryCapabilities,
) async {
final ServerApi serverApi = ServerApi(
isWithToken: false,
overrideDomain: serverDomain.domainName,
customToken: apiToken,
);
final String serverIp = await getServerIpFromDomain(serverDomain);
if (recoveryCapabilities == ServerRecoveryCapabilities.legacy) {
if (await serverApi.isHttpServerWorking()) {
return ServerHostingDetails(
apiToken: apiToken,
volume: ServerVolume(
id: 0,
name: '',
serverId: 0,
sizeByte: 0,
linuxDevice: '',
),
provider: ServerProvider.unknown,
id: 0,
ip4: serverIp,
startTime: null,
createTime: null,
);
} else {
throw ServerAuthorizationException(
"Couldn't connect to server with this token",
);
}
}
final GenericResult<String> deviceAuthKey =
await serverApi.createDeviceToken();
final GenericResult<String> result = await serverApi.authorizeDevice(
DeviceToken(device: await getDeviceName(), token: deviceAuthKey.data),
);
if (result.success) {
return ServerHostingDetails(
apiToken: result.data,
volume: ServerVolume(
id: 0,
name: '',
sizeByte: 0,
serverId: 0,
linuxDevice: '',
),
provider: ServerProvider.unknown,
id: 0,
ip4: serverIp,
startTime: null,
createTime: null,
);
}
throw ServerAuthorizationException(
result.message ?? result.data,
);
}
Future<User> getMainUser() async {
final ServerApi serverApi = ServerApi();
const User fallbackUser = User(
isFoundOnServer: false,
type: UserType.primary,
note: "Couldn't find main user on server, API is outdated",
login: 'UNKNOWN',
sshKeys: [],
);
final String? serverApiVersion = await serverApi.getApiVersion();
final users = await serverApi.getAllUsers();
if (serverApiVersion == null || users.isEmpty) {
return fallbackUser;
}
try {
final Version parsedVersion = Version.parse(serverApiVersion);
if (!VersionConstraint.parse('>=1.2.5').allows(parsedVersion)) {
return fallbackUser;
}
return users.firstWhere(
(final User user) => user.type == UserType.primary,
);
} on FormatException {
return fallbackUser;
}
}
Future<List<ServerBasicInfo>> getServersOnProviderAccount() async {
final ServerProviderApi api = serverProviderApiFactory!.getServerProvider();
return api.getServers();
}
Future<void> saveServerDetails(
final ServerHostingDetails serverDetails,
) async {
await getIt<ApiConfigModel>().storeServerDetails(serverDetails);
}
Future<void> deleteServerDetails() async {
await box.delete(BNames.serverDetails);
getIt<ApiConfigModel>().init();
}
Future<void> saveHetznerKey(final String key) async {
print('saved');
await getIt<ApiConfigModel>().storeHetznerKey(key);
}
Future<void> deleteHetznerKey() async {
await box.delete(BNames.hetznerKey);
getIt<ApiConfigModel>().init();
}
Future<void> saveBackblazeKey(
final BackblazeCredential backblazeCredential,
) async {
await getIt<ApiConfigModel>().storeBackblazeCredential(backblazeCredential);
}
Future<void> deleteBackblazeKey() async {
await box.delete(BNames.backblazeCredential);
getIt<ApiConfigModel>().init();
}
Future<void> saveCloudFlareKey(final String key) async {
await getIt<ApiConfigModel>().storeCloudFlareKey(key);
}
Future<void> deleteCloudFlareKey() async {
await box.delete(BNames.cloudFlareKey);
getIt<ApiConfigModel>().init();
}
Future<void> saveDomain(final ServerDomain serverDomain) async {
await getIt<ApiConfigModel>().storeServerDomain(serverDomain);
}
Future<void> deleteDomain() async {
await box.delete(BNames.serverDomain);
getIt<ApiConfigModel>().init();
}
Future<void> saveIsServerStarted(final bool value) async {
await box.put(BNames.isServerStarted, value);
}
Future<void> saveIsServerResetedFirstTime(final bool value) async {
await box.put(BNames.isServerResetedFirstTime, value);
}
Future<void> saveIsServerResetedSecondTime(final bool value) async {
await box.put(BNames.isServerResetedSecondTime, value);
}
Future<void> saveRootUser(final User rootUser) async {
await box.put(BNames.rootUser, rootUser);
}
Future<void> saveIsRecoveringServer(final bool value) async {
await box.put(BNames.isRecoveringServer, value);
}
Future<void> saveHasFinalChecked(final bool value) async {
await box.put(BNames.hasFinalChecked, value);
}
Future<void> deleteServer(final ServerDomain serverDomain) async {
final ServerProviderApi api = serverProviderApiFactory!.getServerProvider();
final DnsProviderApi dnsProviderApi =
dnsProviderApiFactory!.getDnsProvider();
await api.deleteServer(
domainName: serverDomain.domainName,
);
await box.put(BNames.hasFinalChecked, false);
await box.put(BNames.isServerStarted, false);
await box.put(BNames.isServerResetedFirstTime, false);
await box.put(BNames.isServerResetedSecondTime, false);
await box.put(BNames.isLoading, false);
await box.put(BNames.serverDetails, null);
await dnsProviderApi.removeSimilarRecords(domain: serverDomain);
}
Future<void> deleteServerRelatedRecords() async {
await box.deleteAll([
BNames.serverDetails,
BNames.isServerStarted,
BNames.isServerResetedFirstTime,
BNames.isServerResetedSecondTime,
BNames.hasFinalChecked,
BNames.isLoading,
]);
getIt<ApiConfigModel>().init();
}
}