mirror of
https://git.selfprivacy.org/kherel/selfprivacy.org.app.git
synced 2024-09-17 17:07:50 +00:00
f40ed08b02
volumeId type in VolumeApiProvider interfaces is now replaced with String from int to support Digital Ocean's UUID notation
560 lines
15 KiB
Dart
560 lines
15 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/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/utils/password_generator.dart';
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class DigitalOceanApi extends ServerProviderApi with VolumeProviderApi {
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DigitalOceanApi({
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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 = 'fra1';
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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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String rootAddress = 'https://api.digitalocean.com/v2';
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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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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': 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: dbId,
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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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);
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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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@override
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/// volumeId is storage's UUID for Digital Ocean
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Future<ServerVolume?> getVolume(final String volumeId) 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 == volumeId) {
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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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/// volumeId is storage's UUID for Digital Ocean
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Future<void> deleteVolume(final String volumeId) async {
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final Dio client = await getClient();
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try {
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await client.delete('/volumes/$volumeId');
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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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/// volumeId is storage's UUID for Digital Ocean
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Future<bool> attachVolume(final String volumeId, final int serverId) async {
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bool success = false;
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final ServerVolume? volumeToAttach = await getVolume(volumeId);
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if (volumeToAttach == null) {
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return success;
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}
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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': volumeToAttach.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 =
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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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/// volumeId is storage's UUID for Digital Ocean
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Future<bool> detachVolume(final String volumeId) async {
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bool success = false;
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final ServerVolume? volumeToAttach = await getVolume(volumeId);
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if (volumeToAttach == null) {
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return success;
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}
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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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'droplet_id': volumeToAttach.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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/// volumeId is storage's UUID for Digital Ocean
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Future<bool> resizeVolume(final String volumeId, 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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'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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@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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}) async {
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ServerHostingDetails? details;
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final ServerVolume? newVolume = await createVolume();
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if (newVolume == null) {
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return details;
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}
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details = await createServerWithVolume(
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dnsApiToken: dnsApiToken,
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rootUser: rootUser,
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domainName: domainName,
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dataBase: newVolume,
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);
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return details;
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}
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Future<ServerHostingDetails?> createServerWithVolume({
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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 ServerVolume dataBase,
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}) async {
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final Dio client = await getClient();
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final String dbPassword = StringGenerators.dbPassword();
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final int dbId = dataBase.id;
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final String apiToken = StringGenerators.apiToken();
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final String hostname = getHostnameFromDomain(domainName);
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final String base64Password =
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base64.encode(utf8.encode(rootUser.password ?? 'PASS'));
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final String userdataString =
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"#cloud-config\nruncmd:\n- curl https://git.selfprivacy.org/SelfPrivacy/selfprivacy-nixos-infect/raw/branch/master/nixos-infect | PROVIDER=hetzner NIX_CHANNEL=nixos-21.05 DOMAIN='$domainName' LUSER='${rootUser.login}' ENCODED_PASSWORD='$base64Password' CF_TOKEN=$dnsApiToken DB_PASSWORD=$dbPassword API_TOKEN=$apiToken HOSTNAME=$hostname bash 2>&1 | tee /tmp/infect.log";
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print(userdataString);
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final Map<String, Object> data = {
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'name': hostname,
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'server_type': 'cx11',
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'start_after_create': false,
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'image': 'ubuntu-20.04',
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'volumes': [dbId],
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'networks': [],
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'user_data': userdataString,
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'labels': {},
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'automount': true,
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'location': 'fsn1'
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};
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print('Decoded data: $data');
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ServerHostingDetails? serverDetails;
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DioError? hetznerError;
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bool success = false;
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try {
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final Response serverCreateResponse = await client.post(
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'/servers',
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data: data,
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);
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print(serverCreateResponse.data);
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serverDetails = ServerHostingDetails(
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id: serverCreateResponse.data['server']['id'],
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ip4: serverCreateResponse.data['server']['public_net']['ipv4']['ip'],
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createTime: DateTime.now(),
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volume: dataBase,
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apiToken: apiToken,
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provider: ServerProvider.hetzner,
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);
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success = true;
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} on DioError catch (e) {
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print(e);
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hetznerError = e;
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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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if (!success) {
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await Future.delayed(const Duration(seconds: 10));
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await deleteVolume(dbId);
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}
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if (hetznerError != null) {
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throw hetznerError;
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}
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return serverDetails;
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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<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 String hostname = getHostnameFromDomain(domainName);
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final Response serversReponse = await client.get('/servers');
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final List servers = serversReponse.data['servers'];
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final Map server = servers.firstWhere((final el) => el['name'] == hostname);
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final List volumes = server['volumes'];
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final List<Future> laterFutures = <Future>[];
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for (final volumeId in volumes) {
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await client.post('/volumes/$volumeId/actions/detach');
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}
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await Future.delayed(const Duration(seconds: 10));
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for (final volumeId in volumes) {
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laterFutures.add(client.delete('/volumes/$volumeId'));
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}
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laterFutures.add(client.delete('/servers/${server['id']}'));
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await Future.wait(laterFutures);
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close(client);
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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('/servers/${server.id}/actions/reset');
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} catch (e) {
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print(e);
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} finally {
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close(client);
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}
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return server.copyWith(startTime: DateTime.now());
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}
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@override
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Future<ServerHostingDetails> powerOn() async {
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final ServerHostingDetails server = getIt<ApiConfigModel>().serverDetails!;
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final Dio client = await getClient();
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try {
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await client.post('/servers/${server.id}/actions/poweron');
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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('/servers');
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servers = response.data!['servers']
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.map<HetznerServerInfo>(
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(final e) => HetznerServerInfo.fromJson(e),
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)
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.toList()
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.where(
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(final server) => server.publicNet.ipv4 != null,
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)
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.map<ServerBasicInfo>(
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(final server) => ServerBasicInfo(
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id: server.id,
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name: server.name,
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ip: server.publicNet.ipv4.ip,
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reverseDns: server.publicNet.ipv4.reverseDns,
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created: server.created,
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volumeId: server.volumes.isNotEmpty ? server.volumes[0] : 0,
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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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@override
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Future<void> createReverseDns({
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required final ServerHostingDetails serverDetails,
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required final ServerDomain domain,
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}) async {
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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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'/servers/${serverDetails.id}/actions/change_dns_ptr',
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data: {
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'ip': serverDetails.ip4,
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'dns_ptr': domain.domainName,
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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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}
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}
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