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author | Adam Frisby | 2008-04-30 21:16:36 +0000 |
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committer | Adam Frisby | 2008-04-30 21:16:36 +0000 |
commit | f5c312bc3c2567449c7268a54a08a54119f58d53 (patch) | |
tree | 424668a4bbec6873ebc5b8256f3671db102f5e9c /OpenSim/Region/Environment/Modules/ScriptsHttpRequests.cs | |
parent | * Adds the AuthbuyerID field to sqlite and makes use of it. (diff) | |
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* Refactored Environment/Modules directory - modules now reside in their own directory with any associated module-specific classes.
* Each module directory is currently inside one of the following category folders: Agent (Anything relating to do with Client<->Server communications.), Avatar (Anything to do with the avatar or presence inworld), Framework (Classes modules can use), Grid (Grid traffic, new OGS2 grid comms), Scripting (Scripting functions, etc), World (The enrivonment/scene, IE Sun/Tree modules.)
* This should be moved into a seperate project file.
Diffstat (limited to 'OpenSim/Region/Environment/Modules/ScriptsHttpRequests.cs')
-rw-r--r-- | OpenSim/Region/Environment/Modules/ScriptsHttpRequests.cs | 364 |
1 files changed, 0 insertions, 364 deletions
diff --git a/OpenSim/Region/Environment/Modules/ScriptsHttpRequests.cs b/OpenSim/Region/Environment/Modules/ScriptsHttpRequests.cs deleted file mode 100644 index 2de5975..0000000 --- a/OpenSim/Region/Environment/Modules/ScriptsHttpRequests.cs +++ /dev/null | |||
@@ -1,364 +0,0 @@ | |||
1 | /* | ||
2 | * Copyright (c) Contributors, http://opensimulator.org/ | ||
3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. | ||
4 | * | ||
5 | * Redistribution and use in source and binary forms, with or without | ||
6 | * modification, are permitted provided that the following conditions are met: | ||
7 | * * Redistributions of source code must retain the above copyright | ||
8 | * notice, this list of conditions and the following disclaimer. | ||
9 | * * Redistributions in binary form must reproduce the above copyright | ||
10 | * notice, this list of conditions and the following disclaimer in the | ||
11 | * documentation and/or other materials provided with the distribution. | ||
12 | * * Neither the name of the OpenSim Project nor the | ||
13 | * names of its contributors may be used to endorse or promote products | ||
14 | * derived from this software without specific prior written permission. | ||
15 | * | ||
16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY | ||
17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | ||
18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | ||
19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY | ||
20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | ||
21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | ||
22 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | ||
23 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | ||
25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
26 | */ | ||
27 | |||
28 | using System; | ||
29 | using System.Collections.Generic; | ||
30 | using System.IO; | ||
31 | using System.Net; | ||
32 | using System.Text; | ||
33 | using System.Threading; | ||
34 | using libsecondlife; | ||
35 | using Nini.Config; | ||
36 | using OpenSim.Framework; | ||
37 | using OpenSim.Region.Environment.Interfaces; | ||
38 | using OpenSim.Region.Environment.Scenes; | ||
39 | |||
40 | /***************************************************** | ||
41 | * | ||
42 | * ScriptsHttpRequests | ||
43 | * | ||
44 | * Implements the llHttpRequest and http_response | ||
45 | * callback. | ||
46 | * | ||
47 | * Some stuff was already in LSLLongCmdHandler, and then | ||
48 | * there was this file with a stub class in it. So, | ||
49 | * I am moving some of the objects and functions out of | ||
50 | * LSLLongCmdHandler, such as the HttpRequestClass, the | ||
51 | * start and stop methods, and setting up pending and | ||
52 | * completed queues. These are processed in the | ||
53 | * LSLLongCmdHandler polling loop. Similiar to the | ||
54 | * XMLRPCModule, since that seems to work. | ||
55 | * | ||
56 | * //TODO | ||
57 | * | ||
58 | * This probably needs some throttling mechanism but | ||
59 | * its wide open right now. This applies to both | ||
60 | * number of requests and data volume. | ||
61 | * | ||
62 | * Linden puts all kinds of header fields in the requests. | ||
63 | * Not doing any of that: | ||
64 | * User-Agent | ||
65 | * X-SecondLife-Shard | ||
66 | * X-SecondLife-Object-Name | ||
67 | * X-SecondLife-Object-Key | ||
68 | * X-SecondLife-Region | ||
69 | * X-SecondLife-Local-Position | ||
70 | * X-SecondLife-Local-Velocity | ||
71 | * X-SecondLife-Local-Rotation | ||
72 | * X-SecondLife-Owner-Name | ||
73 | * X-SecondLife-Owner-Key | ||
74 | * | ||
75 | * HTTPS support | ||
76 | * | ||
77 | * Configurable timeout? | ||
78 | * Configurable max repsonse size? | ||
79 | * Configurable | ||
80 | * | ||
81 | * **************************************************/ | ||
82 | |||
83 | namespace OpenSim.Region.Environment.Modules | ||
84 | { | ||
85 | public class ScriptHTTPRequests : IRegionModule, IHttpRequests | ||
86 | { | ||
87 | private Scene m_scene; | ||
88 | private Queue<HttpRequestClass> rpcQueue = new Queue<HttpRequestClass>(); | ||
89 | private object HttpListLock = new object(); | ||
90 | private string m_name = "HttpScriptRequests"; | ||
91 | private int httpTimeout = 30000; | ||
92 | |||
93 | // <request id, HttpRequestClass> | ||
94 | private Dictionary<LLUUID, HttpRequestClass> m_pendingRequests; | ||
95 | |||
96 | public ScriptHTTPRequests() | ||
97 | { | ||
98 | } | ||
99 | |||
100 | public void Initialise(Scene scene, IConfigSource config) | ||
101 | { | ||
102 | m_scene = scene; | ||
103 | |||
104 | m_scene.RegisterModuleInterface<IHttpRequests>(this); | ||
105 | |||
106 | m_pendingRequests = new Dictionary<LLUUID, HttpRequestClass>(); | ||
107 | } | ||
108 | |||
109 | public void PostInitialise() | ||
110 | { | ||
111 | } | ||
112 | |||
113 | public void Close() | ||
114 | { | ||
115 | } | ||
116 | |||
117 | public string Name | ||
118 | { | ||
119 | get { return m_name; } | ||
120 | } | ||
121 | |||
122 | public bool IsSharedModule | ||
123 | { | ||
124 | get { return true; } | ||
125 | } | ||
126 | |||
127 | public LLUUID MakeHttpRequest(string url, string parameters, string body) | ||
128 | { | ||
129 | return LLUUID.Zero; | ||
130 | } | ||
131 | |||
132 | public LLUUID StartHttpRequest(uint localID, LLUUID itemID, string url, List<string> parameters, string body) | ||
133 | { | ||
134 | LLUUID reqID = LLUUID.Random(); | ||
135 | HttpRequestClass htc = new HttpRequestClass(); | ||
136 | |||
137 | // Partial implementation: support for parameter flags needed | ||
138 | // see http://wiki.secondlife.com/wiki/LlHTTPRequest | ||
139 | // | ||
140 | // Parameters are expected in {key, value, ... , key, value} | ||
141 | if (parameters != null) | ||
142 | { | ||
143 | string[] parms = parameters.ToArray(); | ||
144 | for (int i = 0; i < parms.Length/2; i += 2) | ||
145 | { | ||
146 | switch (Int32.Parse(parms[i])) | ||
147 | { | ||
148 | case HttpRequestClass.HTTP_METHOD: | ||
149 | |||
150 | htc.httpMethod = parms[i + 1]; | ||
151 | break; | ||
152 | |||
153 | case HttpRequestClass.HTTP_MIMETYPE: | ||
154 | |||
155 | htc.httpMIMEType = parms[i + 1]; | ||
156 | break; | ||
157 | |||
158 | case HttpRequestClass.HTTP_BODY_MAXLENGTH: | ||
159 | |||
160 | // TODO implement me | ||
161 | break; | ||
162 | |||
163 | case HttpRequestClass.HTTP_VERIFY_CERT: | ||
164 | |||
165 | // TODO implement me | ||
166 | break; | ||
167 | } | ||
168 | } | ||
169 | } | ||
170 | |||
171 | htc.localID = localID; | ||
172 | htc.itemID = itemID; | ||
173 | htc.url = url; | ||
174 | htc.reqID = reqID; | ||
175 | htc.httpTimeout = httpTimeout; | ||
176 | htc.outbound_body = body; | ||
177 | |||
178 | lock (HttpListLock) | ||
179 | { | ||
180 | m_pendingRequests.Add(reqID, htc); | ||
181 | } | ||
182 | |||
183 | htc.process(); | ||
184 | |||
185 | return reqID; | ||
186 | } | ||
187 | |||
188 | public void StopHttpRequest(uint m_localID, LLUUID m_itemID) | ||
189 | { | ||
190 | if(m_pendingRequests != null) { | ||
191 | lock (HttpListLock) | ||
192 | { | ||
193 | HttpRequestClass tmpReq; | ||
194 | if (m_pendingRequests.TryGetValue(m_itemID, out tmpReq)) | ||
195 | { | ||
196 | tmpReq.Stop(); | ||
197 | m_pendingRequests.Remove(m_itemID); | ||
198 | } | ||
199 | } | ||
200 | } | ||
201 | } | ||
202 | |||
203 | /* | ||
204 | * TODO | ||
205 | * Not sure how important ordering is is here - the next first | ||
206 | * one completed in the list is returned, based soley on its list | ||
207 | * position, not the order in which the request was started or | ||
208 | * finsihed. I thought about setting up a queue for this, but | ||
209 | * it will need some refactoring and this works 'enough' right now | ||
210 | */ | ||
211 | |||
212 | public HttpRequestClass GetNextCompletedRequest() | ||
213 | { | ||
214 | lock (HttpListLock) | ||
215 | { | ||
216 | foreach (LLUUID luid in m_pendingRequests.Keys) | ||
217 | { | ||
218 | HttpRequestClass tmpReq; | ||
219 | |||
220 | if (m_pendingRequests.TryGetValue(luid, out tmpReq)) | ||
221 | { | ||
222 | if (tmpReq.finished) | ||
223 | { | ||
224 | return tmpReq; | ||
225 | } | ||
226 | } | ||
227 | } | ||
228 | } | ||
229 | return null; | ||
230 | } | ||
231 | |||
232 | public void RemoveCompletedRequest(LLUUID id) | ||
233 | { | ||
234 | lock (HttpListLock) | ||
235 | { | ||
236 | HttpRequestClass tmpReq; | ||
237 | if (m_pendingRequests.TryGetValue(id, out tmpReq)) | ||
238 | { | ||
239 | tmpReq.Stop(); | ||
240 | tmpReq = null; | ||
241 | m_pendingRequests.Remove(id); | ||
242 | } | ||
243 | } | ||
244 | } | ||
245 | |||
246 | } | ||
247 | |||
248 | // | ||
249 | // HTTP REAQUEST | ||
250 | // This class was originally in LSLLongCmdHandler | ||
251 | // | ||
252 | // TODO: setter/getter methods, maybe pass some in | ||
253 | // constructor | ||
254 | // | ||
255 | |||
256 | public class HttpRequestClass | ||
257 | { | ||
258 | // Constants for parameters | ||
259 | public const int HTTP_METHOD = 0; | ||
260 | public const int HTTP_MIMETYPE = 1; | ||
261 | public const int HTTP_BODY_MAXLENGTH = 2; | ||
262 | public const int HTTP_VERIFY_CERT = 3; | ||
263 | |||
264 | // Parameter members and default values | ||
265 | public string httpMethod = "GET"; | ||
266 | public string httpMIMEType = "text/plain;charset=utf-8"; | ||
267 | public int httpBodyMaxLen = 2048; // not implemented | ||
268 | public bool httpVerifyCert = true; // not implemented | ||
269 | |||
270 | // Request info | ||
271 | public uint localID; | ||
272 | public LLUUID itemID; | ||
273 | public LLUUID reqID; | ||
274 | public int httpTimeout; | ||
275 | public string url; | ||
276 | public string outbound_body; | ||
277 | public DateTime next; | ||
278 | public int status; | ||
279 | public bool finished; | ||
280 | public List<string> response_metadata; | ||
281 | public string response_body; | ||
282 | public HttpWebRequest request; | ||
283 | private Thread httpThread; | ||
284 | |||
285 | public void process() | ||
286 | { | ||
287 | httpThread = new Thread(SendRequest); | ||
288 | httpThread.Name = "HttpRequestThread"; | ||
289 | httpThread.Priority = ThreadPriority.BelowNormal; | ||
290 | httpThread.IsBackground = true; | ||
291 | finished = false; | ||
292 | httpThread.Start(); | ||
293 | ThreadTracker.Add(httpThread); | ||
294 | } | ||
295 | |||
296 | /* | ||
297 | * TODO: More work on the response codes. Right now | ||
298 | * returning 200 for success or 499 for exception | ||
299 | */ | ||
300 | |||
301 | public void SendRequest() | ||
302 | { | ||
303 | HttpWebResponse response = null; | ||
304 | StringBuilder sb = new StringBuilder(); | ||
305 | byte[] buf = new byte[8192]; | ||
306 | string tempString = null; | ||
307 | int count = 0; | ||
308 | |||
309 | try | ||
310 | { | ||
311 | request = (HttpWebRequest) | ||
312 | WebRequest.Create(url); | ||
313 | request.Method = httpMethod; | ||
314 | request.ContentType = httpMIMEType; | ||
315 | |||
316 | request.Timeout = httpTimeout; | ||
317 | // execute the request | ||
318 | response = (HttpWebResponse) | ||
319 | request.GetResponse(); | ||
320 | |||
321 | Stream resStream = response.GetResponseStream(); | ||
322 | |||
323 | do | ||
324 | { | ||
325 | // fill the buffer with data | ||
326 | count = resStream.Read(buf, 0, buf.Length); | ||
327 | |||
328 | // make sure we read some data | ||
329 | if (count != 0) | ||
330 | { | ||
331 | // translate from bytes to ASCII text | ||
332 | tempString = Encoding.UTF8.GetString(buf, 0, count); | ||
333 | |||
334 | // continue building the string | ||
335 | sb.Append(tempString); | ||
336 | } | ||
337 | } while (count > 0); // any more data to read? | ||
338 | |||
339 | response_body = sb.ToString(); | ||
340 | } | ||
341 | catch (Exception e) | ||
342 | { | ||
343 | status = 499; | ||
344 | response_body = e.Message; | ||
345 | finished = true; | ||
346 | return; | ||
347 | } | ||
348 | |||
349 | status = 200; | ||
350 | finished = true; | ||
351 | } | ||
352 | |||
353 | public void Stop() | ||
354 | { | ||
355 | try | ||
356 | { | ||
357 | httpThread.Abort(); | ||
358 | } | ||
359 | catch (Exception) | ||
360 | { | ||
361 | } | ||
362 | } | ||
363 | } | ||
364 | } | ||