645 lines
17 KiB
Dart
645 lines
17 KiB
Dart
import 'dart:convert';
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import 'dart:io';
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import 'package:dio/dio.dart';
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import 'package:selfprivacy/config/get_it_config.dart';
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import 'package:selfprivacy/logic/api_maps/rest_maps/server_providers/volume_provider.dart';
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import 'package:selfprivacy/logic/api_maps/rest_maps/server_providers/server_provider.dart';
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import 'package:selfprivacy/logic/models/disk_size.dart';
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import 'package:selfprivacy/logic/models/hive/server_domain.dart';
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import 'package:selfprivacy/logic/models/json/hetzner_server_info.dart';
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import 'package:selfprivacy/logic/models/hive/server_details.dart';
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import 'package:selfprivacy/logic/models/hive/user.dart';
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import 'package:selfprivacy/logic/models/price.dart';
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import 'package:selfprivacy/logic/models/server_basic_info.dart';
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import 'package:selfprivacy/logic/models/server_provider_location.dart';
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import 'package:selfprivacy/logic/models/server_type.dart';
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import 'package:selfprivacy/utils/password_generator.dart';
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class DigitalOceanApi extends ServerProviderApi with VolumeProviderApi {
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DigitalOceanApi({
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required this.region,
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this.hasLogger = false,
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this.isWithToken = true,
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});
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@override
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bool hasLogger;
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@override
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bool isWithToken;
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final String? region;
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@override
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BaseOptions get options {
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final BaseOptions options = BaseOptions(baseUrl: rootAddress);
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if (isWithToken) {
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final String? token = getIt<ApiConfigModel>().serverProviderKey;
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assert(token != null);
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options.headers = {'Authorization': 'Bearer $token'};
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}
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if (validateStatus != null) {
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options.validateStatus = validateStatus!;
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}
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return options;
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}
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@override
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final String rootAddress = 'https://api.digitalocean.com/v2';
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@override
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final String infectProviderName = 'digitalocean';
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@override
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Future<bool> isApiTokenValid(final String token) async {
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bool isValid = false;
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Response? response;
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final Dio client = await getClient();
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try {
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response = await client.get(
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'/account',
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options: Options(
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headers: {'Authorization': 'Bearer $token'},
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),
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);
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} catch (e) {
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print(e);
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isValid = false;
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} finally {
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close(client);
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}
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if (response != null) {
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if (response.statusCode == HttpStatus.ok) {
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isValid = true;
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} else if (response.statusCode == HttpStatus.unauthorized) {
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isValid = false;
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} else {
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throw Exception('code: ${response.statusCode}');
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}
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}
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return isValid;
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}
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/// Hardcoded on their documentation and there is no pricing API at all
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/// Probably we should scrap the doc page manually
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@override
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Future<Price?> getPricePerGb() async => Price(
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value: 0.10,
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currency: 'USD',
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);
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@override
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Future<ServerVolume?> createVolume() async {
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ServerVolume? volume;
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final Response dbCreateResponse;
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final Dio client = await getClient();
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try {
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final List<ServerVolume> volumes = await getVolumes();
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await Future.delayed(const Duration(seconds: 6));
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dbCreateResponse = await client.post(
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'/volumes',
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data: {
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'size_gigabytes': 10,
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'name': 'volume${StringGenerators.dbStorageName()}',
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'labels': {'labelkey': 'value'},
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'region': region,
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'filesystem_type': 'ext4',
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},
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);
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final dbId = dbCreateResponse.data['volume']['id'];
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final dbSize = dbCreateResponse.data['volume']['size_gigabytes'];
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final dbName = dbCreateResponse.data['volume']['name'];
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volume = ServerVolume(
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id: volumes.length,
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name: dbName,
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sizeByte: dbSize,
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serverId: null,
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linuxDevice: null,
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uuid: dbId,
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);
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} catch (e) {
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print(e);
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} finally {
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client.close();
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}
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return volume;
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}
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@override
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Future<List<ServerVolume>> getVolumes({final String? status}) async {
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final List<ServerVolume> volumes = [];
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final Response dbGetResponse;
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final Dio client = await getClient();
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try {
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dbGetResponse = await client.get(
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'/volumes',
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queryParameters: {
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'status': status,
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},
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);
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final List<dynamic> rawVolumes = dbGetResponse.data['volumes'];
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int id = 0;
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for (final rawVolume in rawVolumes) {
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final dbId = rawVolume['id'];
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final int dbSize = rawVolume['size_gigabytes'] * 1024 * 1024 * 1024;
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final dbDropletIds = rawVolume['droplet_ids'];
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final String dbName = rawVolume['name'];
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final volume = ServerVolume(
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id: id++,
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name: dbName,
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sizeByte: dbSize,
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serverId: dbDropletIds.isNotEmpty ? dbDropletIds[0] : null,
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linuxDevice: null,
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uuid: dbId,
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);
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volumes.add(volume);
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}
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} catch (e) {
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print(e);
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} finally {
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client.close();
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}
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return volumes;
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}
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Future<ServerVolume?> getVolume(final String volumeUuid) async {
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ServerVolume? neededVolume;
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final List<ServerVolume> volumes = await getVolumes();
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for (final volume in volumes) {
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if (volume.uuid == volumeUuid) {
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neededVolume = volume;
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}
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}
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return neededVolume;
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}
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@override
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Future<void> deleteVolume(final ServerVolume volume) async {
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final Dio client = await getClient();
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try {
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await client.delete('/volumes/$volume.uuid');
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} catch (e) {
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print(e);
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} finally {
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client.close();
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}
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}
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@override
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Future<bool> attachVolume(
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final ServerVolume volume,
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final int serverId,
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) async {
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bool success = false;
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final Response dbPostResponse;
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final Dio client = await getClient();
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try {
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dbPostResponse = await client.post(
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'/volumes/actions',
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data: {
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'type': 'attach',
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'volume_name': volume.name,
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'region': region,
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'droplet_id': serverId,
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},
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);
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success = dbPostResponse.data['action']['status'].toString() != 'error';
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} catch (e) {
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print(e);
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} finally {
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close(client);
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}
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return success;
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}
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@override
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Future<bool> detachVolume(final ServerVolume volume) async {
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bool success = false;
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final Response dbPostResponse;
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final Dio client = await getClient();
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try {
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dbPostResponse = await client.post(
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'/volumes/actions',
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data: {
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'type': 'detach',
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'volume_name': volume.name,
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'droplet_id': volume.serverId,
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'region': region,
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},
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);
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success =
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dbPostResponse.data['action']['status'].toString() == 'completed';
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} catch (e) {
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print(e);
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} finally {
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client.close();
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}
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return success;
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}
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@override
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Future<bool> resizeVolume(final ServerVolume volume, final int sizeGb) async {
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bool success = false;
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final Response dbPostResponse;
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final Dio client = await getClient();
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try {
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dbPostResponse = await client.post(
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'/volumes/actions',
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data: {
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'type': 'resize',
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'volume_name': volume.name,
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'size_gigabytes': sizeGb,
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'region': region,
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},
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);
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success =
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dbPostResponse.data['action']['status'].toString() == 'completed';
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} catch (e) {
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print(e);
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} finally {
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client.close();
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}
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return success;
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}
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static String getHostnameFromDomain(final String domain) {
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// Replace all non-alphanumeric characters with an underscore
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String hostname =
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domain.split('.')[0].replaceAll(RegExp(r'[^a-zA-Z0-9]'), '-');
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if (hostname.endsWith('-')) {
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hostname = hostname.substring(0, hostname.length - 1);
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}
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if (hostname.startsWith('-')) {
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hostname = hostname.substring(1);
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}
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if (hostname.isEmpty) {
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hostname = 'selfprivacy-server';
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}
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return hostname;
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}
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@override
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Future<ServerHostingDetails?> createServer({
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required final String dnsApiToken,
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required final User rootUser,
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required final String domainName,
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required final String serverType,
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}) async {
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ServerHostingDetails? serverDetails;
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final String dbPassword = StringGenerators.dbPassword();
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final String apiToken = StringGenerators.apiToken();
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final String base64Password =
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base64.encode(utf8.encode(rootUser.password ?? 'PASS'));
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final String formattedHostname = getHostnameFromDomain(domainName);
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// TODO: change to 'master' change to 'master' change to 'master'
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const String infectBranch = 'digital-ocean';
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final String userdataString =
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"#cloud-config\nwrite_files:\n- path: /etc/nixos/host.nix\n permissions: '0644'\n content: |\n {pkgs, ...}:\n {\n environment.systemPackages = with pkgs; [ vim ];\n }\nruncmd:\n- curl https://git.selfprivacy.org/SelfPrivacy/selfprivacy-nixos-infect/raw/branch/$infectBranch/nixos-infect | PROVIDER=$infectProviderName NIXOS_IMPORT=./host.nix NIX_CHANNEL=nixos-21.05 DOMAIN='$domainName' LUSER='${rootUser.login}' ENCODED_PASSWORD='$base64Password' CF_TOKEN=$dnsApiToken DB_PASSWORD=$dbPassword API_TOKEN=$apiToken HOSTNAME=$formattedHostname bash 2>&1 | tee /tmp/infect.log";
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print(userdataString);
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final Dio client = await getClient();
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try {
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final Map<String, Object> data = {
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'name': formattedHostname,
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'size': serverType,
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'image': 'ubuntu-20-04-x64',
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'user_data': userdataString,
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'region': region!,
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};
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print('Decoded data: $data');
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final Response serverCreateResponse = await client.post(
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'/droplets',
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data: data,
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);
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final int serverId = serverCreateResponse.data['droplet']['id'];
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final ServerVolume? newVolume = await createVolume();
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final bool attachedVolume = await attachVolume(newVolume!, serverId);
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String? ipv4;
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int attempts = 0;
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while (attempts < 5 && ipv4 == null) {
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await Future.delayed(const Duration(seconds: 20));
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final List<ServerBasicInfo> servers = await getServers();
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for (final server in servers) {
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if (server.name == formattedHostname && server.ip != '0.0.0.0') {
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ipv4 = server.ip;
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break;
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}
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}
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++attempts;
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}
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if (attachedVolume && ipv4 != null) {
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serverDetails = ServerHostingDetails(
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id: serverId,
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ip4: ipv4,
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createTime: DateTime.now(),
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volume: newVolume,
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apiToken: apiToken,
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provider: ServerProvider.digitalOcean,
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);
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}
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} catch (e) {
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print(e);
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} finally {
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close(client);
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}
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return serverDetails;
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}
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@override
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Future<void> deleteServer({
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required final String domainName,
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}) async {
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final Dio client = await getClient();
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final ServerBasicInfo serverToRemove = (await getServers()).firstWhere(
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(final el) => el.name == domainName,
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);
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final ServerVolume volumeToRemove = (await getVolumes()).firstWhere(
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(final el) => el.serverId == serverToRemove.id,
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);
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final List<Future> laterFutures = <Future>[];
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await detachVolume(volumeToRemove);
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await Future.delayed(const Duration(seconds: 10));
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try {
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laterFutures.add(deleteVolume(volumeToRemove));
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laterFutures.add(client.delete('/droplets/$serverToRemove.id'));
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await Future.wait(laterFutures);
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} catch (e) {
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print(e);
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} finally {
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close(client);
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}
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}
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@override
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Future<ServerHostingDetails> restart() async {
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final ServerHostingDetails server = getIt<ApiConfigModel>().serverDetails!;
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final Dio client = await getClient();
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try {
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await client.post(
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'/droplets/${server.id}/actions',
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data: {
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'type': 'reboot',
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},
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);
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} catch (e) {
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print(e);
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} finally {
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close(client);
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}
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return server.copyWith(startTime: DateTime.now());
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}
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@override
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Future<ServerHostingDetails> powerOn() async {
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final ServerHostingDetails server = getIt<ApiConfigModel>().serverDetails!;
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final Dio client = await getClient();
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try {
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await client.post(
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'/droplets/${server.id}/actions',
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data: {
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'type': 'power_on',
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},
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);
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} catch (e) {
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print(e);
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} finally {
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close(client);
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}
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return server.copyWith(startTime: DateTime.now());
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}
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Future<Map<String, dynamic>> getMetrics(
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final DateTime start,
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final DateTime end,
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final String type,
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) async {
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final ServerHostingDetails? hetznerServer =
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getIt<ApiConfigModel>().serverDetails;
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Map<String, dynamic> metrics = {};
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final Dio client = await getClient();
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try {
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final Map<String, dynamic> queryParameters = {
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'start': start.toUtc().toIso8601String(),
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'end': end.toUtc().toIso8601String(),
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'type': type
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};
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final Response res = await client.get(
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'/servers/${hetznerServer!.id}/metrics',
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queryParameters: queryParameters,
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);
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metrics = res.data;
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} catch (e) {
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print(e);
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} finally {
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close(client);
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}
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return metrics;
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}
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Future<HetznerServerInfo> getInfo() async {
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final ServerHostingDetails? hetznerServer =
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getIt<ApiConfigModel>().serverDetails;
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final Dio client = await getClient();
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final Response response = await client.get('/servers/${hetznerServer!.id}');
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close(client);
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return HetznerServerInfo.fromJson(response.data!['server']);
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}
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@override
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Future<List<ServerBasicInfo>> getServers() async {
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List<ServerBasicInfo> servers = [];
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final Dio client = await getClient();
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try {
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final Response response = await client.get('/droplets');
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servers = response.data!['droplets'].map<ServerBasicInfo>(
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(final server) {
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String ipv4 = '0.0.0.0';
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if (server['networks']['v4'].isNotEmpty) {
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for (final v4 in server['networks']['v4']) {
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if (v4['type'].toString() == 'public') {
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ipv4 = v4['ip_address'].toString();
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}
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}
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}
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return ServerBasicInfo(
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id: server['id'],
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reverseDns: server['name'],
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created: DateTime.now(),
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ip: ipv4,
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name: server['name'],
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);
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},
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).toList();
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} catch (e) {
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print(e);
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} finally {
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close(client);
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}
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print(servers);
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return servers;
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}
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String? getEmojiFlag(final String query) {
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String? emoji;
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switch (query.toLowerCase().substring(0, 2)) {
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case 'fra':
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emoji = '🇩🇪';
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break;
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case 'ams':
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emoji = '🇳🇱';
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break;
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case 'sgp':
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emoji = '🇸🇬';
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break;
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case 'lon':
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emoji = '🇬🇧';
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break;
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case 'tor':
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emoji = '🇨🇦';
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break;
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case 'blr':
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emoji = '🇮🇳';
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break;
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case 'nyc':
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case 'sfo':
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emoji = '🇺🇸';
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break;
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}
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return emoji;
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}
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@override
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Future<List<ServerProviderLocation>> getAvailableLocations() async {
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List<ServerProviderLocation> locations = [];
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|
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final Dio client = await getClient();
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try {
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final Response response = await client.get(
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'/regions',
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);
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|
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locations = response.data!['regions']
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.map<ServerProviderLocation>(
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(final location) => ServerProviderLocation(
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title: location['slug'],
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description: location['name'],
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flag: getEmojiFlag(location['slug']),
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identifier: location['slug'],
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),
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)
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|
.toList();
|
|
} catch (e) {
|
|
print(e);
|
|
} finally {
|
|
close(client);
|
|
}
|
|
|
|
return locations;
|
|
}
|
|
|
|
@override
|
|
Future<List<ServerType>> getServerTypesByLocation({
|
|
required final ServerProviderLocation location,
|
|
}) async {
|
|
final List<ServerType> types = [];
|
|
|
|
final Dio client = await getClient();
|
|
try {
|
|
final Response response = await client.get(
|
|
'/sizes',
|
|
);
|
|
final rawSizes = response.data!['sizes'];
|
|
for (final rawSize in rawSizes) {
|
|
for (final rawRegion in rawSize['regions']) {
|
|
if (rawRegion.toString() == location.identifier) {
|
|
types.add(
|
|
ServerType(
|
|
title: rawSize['description'],
|
|
identifier: rawSize['slug'],
|
|
ram: rawSize['memory'].toDouble(),
|
|
cores: rawSize['vcpus'],
|
|
disk: DiskSize(byte: rawSize['disk'] * 1024 * 1024 * 1024),
|
|
price: Price(
|
|
value: rawSize['price_monthly'],
|
|
currency: 'USD',
|
|
),
|
|
location: location,
|
|
),
|
|
);
|
|
}
|
|
}
|
|
}
|
|
} catch (e) {
|
|
print(e);
|
|
} finally {
|
|
close(client);
|
|
}
|
|
|
|
return types;
|
|
}
|
|
|
|
@override
|
|
Future<void> createReverseDns({
|
|
required final ServerHostingDetails serverDetails,
|
|
required final ServerDomain domain,
|
|
}) async {
|
|
/// TODO remove from provider interface
|
|
}
|
|
|
|
@override
|
|
ProviderApiTokenValidation getApiTokenValidation() =>
|
|
ProviderApiTokenValidation(
|
|
regexp: RegExp(r'\s+|[-!$%^&*()@+|~=`{}\[\]:<>?,.\/]'),
|
|
length: 71,
|
|
);
|
|
}
|