Winify – Diff between revs 46 and 47
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Rev 46 | Rev 47 | |||
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1 | using System; |
1 | using System; |
|
2 | using System.Drawing; |
2 | using System.Drawing; |
|
3 | using System.IO; |
3 | using System.IO; |
|
4 | using System.Net.Http; |
4 | using System.Net.Http; |
|
5 | using System.Net.Http.Headers; |
5 | using System.Net.Http.Headers; |
|
6 | using System.Net.Security; |
6 | using System.Net.Security; |
|
7 | using System.Security.Cryptography.X509Certificates; |
7 | using System.Security.Cryptography.X509Certificates; |
|
8 | using System.Text; |
8 | using System.Text; |
|
9 | using System.Threading; |
9 | using System.Threading; |
|
10 | using System.Threading.Tasks; |
10 | using System.Threading.Tasks; |
|
11 | using Newtonsoft.Json; |
11 | using Newtonsoft.Json; |
|
12 | using Serilog; |
12 | using Serilog; |
|
13 | using Servers; |
13 | using Servers; |
|
14 | using WebSocketSharp; |
14 | using WebSocketSharp; |
|
15 | using Configuration = Configuration.Configuration; |
15 | using Configuration = Configuration.Configuration; |
|
16 | using ErrorEventArgs = WebSocketSharp.ErrorEventArgs; |
16 | using ErrorEventArgs = WebSocketSharp.ErrorEventArgs; |
|
17 | |
17 | |
|
18 | namespace Winify.Gotify |
18 | namespace Winify.Gotify |
|
19 | { |
19 | { |
|
20 | public class GotifyConnection : IDisposable |
20 | public class GotifyConnection : IDisposable |
|
21 | { |
21 | { |
|
22 | #region Public Events & Delegates |
22 | #region Public Events & Delegates |
|
23 | |
23 | |
|
24 | public event EventHandler<GotifyNotificationEventArgs> GotifyNotification; |
24 | public event EventHandler<GotifyNotificationEventArgs> GotifyNotification; |
|
25 | |
25 | |
|
26 | #endregion |
26 | #endregion |
|
27 | |
27 | |
|
28 | #region Private Delegates, Events, Enums, Properties, Indexers and Fields |
28 | #region Private Delegates, Events, Enums, Properties, Indexers and Fields |
|
29 | |
29 | |
|
30 | private readonly Server _server; |
30 | private readonly Server _server; |
|
31 | |
31 | |
|
32 | private CancellationToken _cancellationToken; |
32 | private CancellationToken _cancellationToken; |
|
33 | |
33 | |
|
34 | private CancellationTokenSource _cancellationTokenSource; |
34 | private CancellationTokenSource _cancellationTokenSource; |
|
35 | |
35 | |
|
36 | private Task _runTask; |
36 | private Task _runTask; |
|
37 | |
37 | |
|
38 | private HttpClient _httpClient; |
38 | private HttpClient _httpClient; |
|
39 | |
39 | |
|
40 | private readonly Uri _webSocketsUri; |
40 | private readonly Uri _webSocketsUri; |
|
41 | |
41 | |
|
42 | private readonly Uri _httpUri; |
42 | private readonly Uri _httpUri; |
|
43 | private WebSocket _webSocketSharp; |
43 | private WebSocket _webSocketSharp; |
|
44 | private readonly global::Configuration.Configuration _configuration; |
44 | private readonly global::Configuration.Configuration _configuration; |
|
45 | |
45 | |
|
46 | #endregion |
46 | #endregion |
|
47 | |
47 | |
|
48 | #region Constructors, Destructors and Finalizers |
48 | #region Constructors, Destructors and Finalizers |
|
49 | |
49 | |
|
50 | private GotifyConnection() |
50 | private GotifyConnection() |
|
51 | { |
51 | { |
|
52 | |
52 | |
|
53 | } |
53 | } |
|
54 | |
54 | |
|
55 | public GotifyConnection(Server server, global::Configuration.Configuration configuration) : this() |
55 | public GotifyConnection(Server server, global::Configuration.Configuration configuration) : this() |
|
56 | { |
56 | { |
|
57 | _server = server; |
57 | _server = server; |
|
58 | _configuration = configuration; |
58 | _configuration = configuration; |
|
59 | |
59 | |
|
60 | var httpClientHandler = new HttpClientHandler(); |
60 | var httpClientHandler = new HttpClientHandler(); |
|
61 | _httpClient = new HttpClient(httpClientHandler); |
61 | _httpClient = new HttpClient(httpClientHandler); |
|
62 | if (_configuration.IgnoreSelfSignedCertificates) |
62 | if (_configuration.IgnoreSelfSignedCertificates) |
|
63 | { |
63 | { |
|
64 | httpClientHandler.ServerCertificateCustomValidationCallback = |
64 | httpClientHandler.ServerCertificateCustomValidationCallback = |
|
65 | (httpRequestMessage, cert, cetChain, policyErrors) => true; |
65 | (httpRequestMessage, cert, cetChain, policyErrors) => true; |
|
66 | } |
66 | } |
|
67 | |
67 | |
|
- | 68 | _httpClient = new HttpClient(httpClientHandler); |
||
68 | _httpClient = new HttpClient(httpClientHandler) |
69 | if (!string.IsNullOrEmpty(_server.Username) && !string.IsNullOrEmpty(_server.Password)) |
|
69 | { |
- | ||
70 | DefaultRequestHeaders = |
- | ||
71 | { |
70 | { |
|
72 | Authorization = new AuthenticationHeaderValue("Basic", |
71 | _httpClient.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Basic", |
|
73 | Convert.ToBase64String(Encoding.Default.GetBytes($"{_server.Username}:{_server.Password}"))) |
- | ||
74 | } |
72 | Convert.ToBase64String(Encoding.Default.GetBytes($"{_server.Username}:{_server.Password}"))); |
|
75 | }; |
- | ||
76 | |
- | ||
77 | if (Uri.TryCreate(_server.Url, UriKind.Absolute, out _httpUri)) |
- | ||
78 | { |
- | ||
79 | // Build the web sockets URI. |
- | ||
80 | var webSocketsUriBuilder = new UriBuilder(_httpUri); |
- | ||
81 | switch (webSocketsUriBuilder.Scheme.ToUpperInvariant()) |
- | ||
82 | { |
- | ||
83 | case "HTTP": |
- | ||
84 | webSocketsUriBuilder.Scheme = "ws"; |
- | ||
85 | break; |
- | ||
86 | case "HTTPS": |
- | ||
87 | webSocketsUriBuilder.Scheme = "wss"; |
- | ||
88 | break; |
- | ||
- | 73 | } |
||
- | 74 | |
||
- | 75 | if (!Uri.TryCreate(_server.Url, UriKind.Absolute, out _httpUri)) |
||
- | 76 | { |
||
- | 77 | Log.Error($"No HTTP URL could be built out of the supplied server URI {_server.Url}."); |
||
- | 78 | return; |
||
- | 79 | } |
||
- | 80 | |
||
- | 81 | // Build the web sockets URI. |
||
- | 82 | var webSocketsUriBuilder = new UriBuilder(_httpUri); |
||
- | 83 | switch (webSocketsUriBuilder.Scheme.ToUpperInvariant()) |
||
- | 84 | { |
||
- | 85 | case "HTTP": |
||
- | 86 | webSocketsUriBuilder.Scheme = "ws"; |
||
- | 87 | break; |
||
- | 88 | case "HTTPS": |
||
- | 89 | webSocketsUriBuilder.Scheme = "wss"; |
||
- | 90 | break; |
||
- | 91 | } |
||
- | 92 | |
||
89 | } |
93 | try |
|
90 | |
- | ||
91 | webSocketsUriBuilder.Path = Path.Combine(webSocketsUriBuilder.Path, "stream"); |
94 | { |
|
- | 95 | webSocketsUriBuilder.Path = Path.Combine(webSocketsUriBuilder.Path, "stream"); |
||
- | 96 | } |
||
- | 97 | catch (ArgumentException exception) |
||
- | 98 | { |
||
- | 99 | Log.Error($"No WebSockets URL could be built from the provided URL {_server.Url} due to {exception.Message}."); |
||
- | 100 | } |
||
92 | _webSocketsUri = webSocketsUriBuilder.Uri; |
101 | |
|
93 | } |
102 | _webSocketsUri = webSocketsUriBuilder.Uri; |
|
94 | } |
103 | } |
|
95 | |
104 | |
|
96 | public void Dispose() |
105 | public void Dispose() |
|
97 | { |
106 | { |
|
98 | if (_cancellationTokenSource != null) |
107 | if (_cancellationTokenSource != null) |
|
99 | { |
108 | { |
|
100 | _cancellationTokenSource.Dispose(); |
109 | _cancellationTokenSource.Dispose(); |
|
101 | _cancellationTokenSource = null; |
110 | _cancellationTokenSource = null; |
|
102 | } |
111 | } |
|
103 | |
112 | |
|
104 | _webSocketSharp.Close(); |
113 | _webSocketSharp.Close(); |
|
105 | _webSocketSharp = null; |
114 | _webSocketSharp = null; |
|
106 | |
115 | |
|
107 | _httpClient.Dispose(); |
116 | _httpClient.Dispose(); |
|
108 | _httpClient = null; |
117 | _httpClient = null; |
|
109 | } |
118 | } |
|
110 | |
119 | |
|
111 | #endregion |
120 | #endregion |
|
112 | |
121 | |
|
113 | #region Public Methods |
122 | #region Public Methods |
|
114 | |
123 | |
|
115 | public void Start() |
124 | public void Start() |
|
116 | { |
125 | { |
|
- | 126 | if (_webSocketsUri == null || _httpUri == null) |
||
- | 127 | { |
||
- | 128 | Log.Error("Could not start connection to server due to unreadable URLs."); |
||
- | 129 | return; |
||
- | 130 | } |
||
- | 131 | |
||
117 | _cancellationTokenSource = new CancellationTokenSource(); |
132 | _cancellationTokenSource = new CancellationTokenSource(); |
|
118 | _cancellationToken = _cancellationTokenSource.Token; |
133 | _cancellationToken = _cancellationTokenSource.Token; |
|
119 | |
134 | |
|
120 | Connect(); |
135 | Connect(); |
|
121 | |
136 | |
|
122 | _runTask = Run(_cancellationToken); |
137 | _runTask = Run(_cancellationToken); |
|
123 | } |
138 | } |
|
124 | |
139 | |
|
125 | private void Connect() |
140 | private void Connect() |
|
126 | { |
141 | { |
|
127 | _webSocketSharp = new WebSocket(_webSocketsUri.AbsoluteUri); |
142 | _webSocketSharp = new WebSocket(_webSocketsUri.AbsoluteUri); |
|
- | 143 | if (!string.IsNullOrEmpty(_server.Username) && !string.IsNullOrEmpty(_server.Password)) |
||
- | 144 | { |
||
128 | _webSocketSharp.SetCredentials(_server.Username, _server.Password, true); |
145 | _webSocketSharp.SetCredentials(_server.Username, _server.Password, true); |
|
- | 146 | } |
||
- | 147 | |
||
129 | if (_configuration.IgnoreSelfSignedCertificates) |
148 | if (_configuration.IgnoreSelfSignedCertificates) |
|
130 | { |
149 | { |
|
131 | _webSocketSharp.SslConfiguration.ServerCertificateValidationCallback += |
150 | _webSocketSharp.SslConfiguration.ServerCertificateValidationCallback += |
|
132 | (sender, certificate, chain, errors) => true; |
151 | (sender, certificate, chain, errors) => true; |
|
133 | } |
152 | } |
|
134 | |
153 | |
|
135 | _webSocketSharp.OnMessage += WebSocketSharp_OnMessage; |
154 | _webSocketSharp.OnMessage += WebSocketSharp_OnMessage; |
|
136 | _webSocketSharp.OnError += WebSocketSharp_OnError; |
155 | _webSocketSharp.OnError += WebSocketSharp_OnError; |
|
137 | _webSocketSharp.OnOpen += WebSocketSharp_OnOpen; |
156 | _webSocketSharp.OnOpen += WebSocketSharp_OnOpen; |
|
138 | _webSocketSharp.OnClose += WebSocketSharp_OnClose; |
157 | _webSocketSharp.OnClose += WebSocketSharp_OnClose; |
|
139 | _webSocketSharp.ConnectAsync(); |
158 | _webSocketSharp.ConnectAsync(); |
|
140 | } |
159 | } |
|
141 | |
160 | |
|
142 | private void WebSocketSharp_OnClose(object sender, CloseEventArgs e) |
161 | private void WebSocketSharp_OnClose(object sender, CloseEventArgs e) |
|
143 | { |
162 | { |
|
144 | Log.Information($"Connection to server closed with reason: {e.Reason}"); |
163 | Log.Information($"Connection to server closed with reason: {e.Reason}"); |
|
145 | } |
164 | } |
|
146 | |
165 | |
|
147 | private void WebSocketSharp_OnOpen(object sender, EventArgs e) |
166 | private void WebSocketSharp_OnOpen(object sender, EventArgs e) |
|
148 | { |
167 | { |
|
149 | Log.Information("Connection to server is now open."); |
168 | Log.Information("Connection to server is now open."); |
|
150 | } |
169 | } |
|
151 | |
170 | |
|
152 | private async void WebSocketSharp_OnError(object sender, ErrorEventArgs e) |
171 | private async void WebSocketSharp_OnError(object sender, ErrorEventArgs e) |
|
153 | { |
172 | { |
|
154 | if (_cancellationToken.IsCancellationRequested) |
173 | if (_cancellationToken.IsCancellationRequested) |
|
155 | { |
174 | { |
|
156 | Stop(); |
175 | Stop(); |
|
157 | return; |
176 | return; |
|
158 | } |
177 | } |
|
159 | |
178 | |
|
160 | await Task.Delay(TimeSpan.FromSeconds(1), _cancellationToken); |
179 | await Task.Delay(TimeSpan.FromSeconds(1), _cancellationToken); |
|
161 | Log.Information("Reconnecting to websocket server."); |
180 | Log.Information("Reconnecting to websocket server."); |
|
162 | |
181 | |
|
163 | Connect(); |
182 | Connect(); |
|
164 | } |
183 | } |
|
165 | |
184 | |
|
166 | private async void WebSocketSharp_OnMessage(object sender, MessageEventArgs e) |
185 | private async void WebSocketSharp_OnMessage(object sender, MessageEventArgs e) |
|
167 | { |
186 | { |
|
168 | if (e.RawData.Length == 0) |
187 | if (e.RawData.Length == 0) |
|
169 | { |
188 | { |
|
170 | Log.Warning($"Empty message received from server."); |
189 | Log.Warning($"Empty message received from server."); |
|
171 | return; |
190 | return; |
|
172 | } |
191 | } |
|
173 | |
192 | |
|
174 | var message = Encoding.UTF8.GetString(e.RawData, 0, e.RawData.Length); |
193 | var message = Encoding.UTF8.GetString(e.RawData, 0, e.RawData.Length); |
|
175 | |
194 | |
|
176 | GotifyNotification gotifyNotification; |
195 | GotifyNotification gotifyNotification; |
|
177 | |
196 | |
|
178 | try |
197 | try |
|
179 | { |
198 | { |
|
180 | gotifyNotification = JsonConvert.DeserializeObject<GotifyNotification>(message); |
199 | gotifyNotification = JsonConvert.DeserializeObject<GotifyNotification>(message); |
|
181 | } |
200 | } |
|
182 | catch (JsonSerializationException exception) |
201 | catch (JsonSerializationException exception) |
|
183 | { |
202 | { |
|
184 | Log.Warning($"Could not deserialize notification: {exception.Message}"); |
203 | Log.Warning($"Could not deserialize notification: {exception.Message}"); |
|
185 | return; |
204 | return; |
|
186 | } |
205 | } |
|
187 | |
206 | |
|
188 | if (gotifyNotification == null) |
207 | if (gotifyNotification == null) |
|
189 | { |
208 | { |
|
190 | Log.Warning($"Could not deserialize gotify notification: {message}"); |
209 | Log.Warning($"Could not deserialize gotify notification: {message}"); |
|
191 | |
210 | |
|
192 | return; |
211 | return; |
|
193 | } |
212 | } |
|
194 | |
213 | |
|
195 | gotifyNotification.Server = _server; |
214 | gotifyNotification.Server = _server; |
|
196 | |
215 | |
|
197 | if (!Uri.TryCreate(Path.Combine($"{_httpUri}", "application"), UriKind.Absolute, |
216 | if (!Uri.TryCreate(Path.Combine($"{_httpUri}", "application"), UriKind.Absolute, |
|
198 | out var applicationUri)) |
217 | out var applicationUri)) |
|
199 | { |
218 | { |
|
200 | Log.Warning($"Could not build an URI to an application."); |
219 | Log.Warning($"Could not build an URI to an application."); |
|
201 | return; |
220 | return; |
|
202 | } |
221 | } |
|
203 | |
222 | |
|
204 | using (var imageStream = |
223 | using (var imageStream = |
|
205 | await RetrieveGotifyApplicationImage(gotifyNotification.AppId, applicationUri, _cancellationToken)) |
224 | await RetrieveGotifyApplicationImage(gotifyNotification.AppId, applicationUri, _cancellationToken)) |
|
206 | { |
225 | { |
|
207 | if (imageStream == null) |
226 | if (imageStream == null) |
|
208 | { |
227 | { |
|
209 | Log.Warning("Could not find any application image for notification."); |
228 | Log.Warning("Could not find any application image for notification."); |
|
210 | return; |
229 | return; |
|
211 | } |
230 | } |
|
212 | |
231 | |
|
213 | var image = Image.FromStream(imageStream); |
232 | var image = Image.FromStream(imageStream); |
|
214 | |
233 | |
|
215 | GotifyNotification?.Invoke(this, |
234 | GotifyNotification?.Invoke(this, |
|
216 | new GotifyNotificationEventArgs(gotifyNotification, image)); |
235 | new GotifyNotificationEventArgs(gotifyNotification, image)); |
|
217 | } |
236 | } |
|
218 | |
237 | |
|
219 | Log.Debug($"Notification message received: {gotifyNotification.Message}"); |
238 | Log.Debug($"Notification message received: {gotifyNotification.Message}"); |
|
220 | } |
239 | } |
|
221 | |
240 | |
|
222 | public void Stop() |
241 | public void Stop() |
|
223 | { |
242 | { |
|
224 | if (_cancellationTokenSource != null) _cancellationTokenSource.Cancel(); |
243 | if (_cancellationTokenSource != null) _cancellationTokenSource.Cancel(); |
|
225 | } |
244 | } |
|
226 | |
245 | |
|
227 | #endregion |
246 | #endregion |
|
228 | |
247 | |
|
229 | #region Private Methods |
248 | #region Private Methods |
|
230 | |
249 | |
|
231 | private async Task Run(CancellationToken cancellationToken) |
250 | private async Task Run(CancellationToken cancellationToken) |
|
232 | { |
251 | { |
|
233 | try |
252 | try |
|
234 | { |
253 | { |
|
235 | do |
254 | do |
|
236 | { |
255 | { |
|
237 | await Task.Delay(TimeSpan.FromSeconds(1), cancellationToken); |
256 | await Task.Delay(TimeSpan.FromSeconds(1), cancellationToken); |
|
238 | } while (!cancellationToken.IsCancellationRequested); |
257 | } while (!cancellationToken.IsCancellationRequested); |
|
239 | } |
258 | } |
|
240 | catch (Exception exception) when (exception is OperationCanceledException || exception is ObjectDisposedException) |
259 | catch (Exception exception) when (exception is OperationCanceledException || exception is ObjectDisposedException) |
|
241 | { |
260 | { |
|
242 | } |
261 | } |
|
243 | catch (Exception exception) |
262 | catch (Exception exception) |
|
244 | { |
263 | { |
|
245 | Log.Warning(exception, "Failure running connection loop."); |
264 | Log.Warning(exception, "Failure running connection loop."); |
|
246 | } |
265 | } |
|
247 | } |
266 | } |
|
248 | |
267 | |
|
249 | private async Task<Stream> RetrieveGotifyApplicationImage(int appId, Uri applicationUri, |
268 | private async Task<Stream> RetrieveGotifyApplicationImage(int appId, Uri applicationUri, |
|
250 | CancellationToken cancellationToken) |
269 | CancellationToken cancellationToken) |
|
251 | { |
270 | { |
|
252 | var applicationResponse = await _httpClient.GetAsync(applicationUri, cancellationToken); |
271 | var applicationResponse = await _httpClient.GetAsync(applicationUri, cancellationToken); |
|
253 | |
272 | |
|
254 | var applications = await applicationResponse.Content.ReadAsStringAsync(); |
273 | var applications = await applicationResponse.Content.ReadAsStringAsync(); |
|
255 | |
274 | |
|
256 | GotifyApplication[] gotifyApplications; |
275 | GotifyApplication[] gotifyApplications; |
|
257 | try |
276 | try |
|
258 | { |
277 | { |
|
259 | gotifyApplications = |
278 | gotifyApplications = |
|
260 | JsonConvert.DeserializeObject<GotifyApplication[]>(applications); |
279 | JsonConvert.DeserializeObject<GotifyApplication[]>(applications); |
|
261 | } |
280 | } |
|
262 | catch (JsonSerializationException exception) |
281 | catch (JsonSerializationException exception) |
|
263 | { |
282 | { |
|
264 | Log.Warning($"Could not deserialize the list of applications from the server: {exception.Message}"); |
283 | Log.Warning($"Could not deserialize the list of applications from the server: {exception.Message}"); |
|
265 | |
284 | |
|
266 | return null; |
285 | return null; |
|
267 | } |
286 | } |
|
268 | |
287 | |
|
269 | foreach (var application in gotifyApplications) |
288 | foreach (var application in gotifyApplications) |
|
270 | { |
289 | { |
|
271 | if (application.Id != appId) continue; |
290 | if (application.Id != appId) continue; |
|
272 | |
291 | |
|
273 | if (!Uri.TryCreate(Path.Combine($"{_httpUri}", $"{application.Image}"), UriKind.Absolute, |
292 | if (!Uri.TryCreate(Path.Combine($"{_httpUri}", $"{application.Image}"), UriKind.Absolute, |
|
274 | out var applicationImageUri)) |
293 | out var applicationImageUri)) |
|
275 | { |
294 | { |
|
276 | Log.Warning("Could not build URL path to application icon."); |
295 | Log.Warning("Could not build URL path to application icon."); |
|
277 | continue; |
296 | continue; |
|
278 | } |
297 | } |
|
279 | |
298 | |
|
280 | var imageResponse = await _httpClient.GetAsync(applicationImageUri, cancellationToken); |
299 | var imageResponse = await _httpClient.GetAsync(applicationImageUri, cancellationToken); |
|
281 | |
300 | |
|
282 | var memoryStream = new MemoryStream(); |
301 | var memoryStream = new MemoryStream(); |
|
283 | |
302 | |
|
284 | await imageResponse.Content.CopyToAsync(memoryStream); |
303 | await imageResponse.Content.CopyToAsync(memoryStream); |
|
285 | |
304 | |
|
286 | return memoryStream; |
305 | return memoryStream; |
|
287 | } |
306 | } |
|
288 | |
307 | |
|
289 | return null; |
308 | return null; |
|
290 | } |
309 | } |
|
291 | |
310 | |
|
292 | #endregion |
311 | #endregion |
|
293 | } |
312 | } |
|
294 | } |
313 | } |
|
295 | |
314 | |
|
296 |
|
315 |
|
|
297 | |
316 | |
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298 | |
317 | |
|
299 | |
318 | |