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author | David Walter Seikel | 2016-11-03 21:44:39 +1000 |
---|---|---|
committer | David Walter Seikel | 2016-11-03 21:44:39 +1000 |
commit | 134f86e8d5c414409631b25b8c6f0ee45fbd8631 (patch) | |
tree | 216b89d3fb89acfb81be1e440c25c41ab09fa96d /OpenSim/Capabilities/Handlers/GetMesh | |
parent | More changing to production grid. Double oops. (diff) | |
download | opensim-SC_OLD-134f86e8d5c414409631b25b8c6f0ee45fbd8631.zip opensim-SC_OLD-134f86e8d5c414409631b25b8c6f0ee45fbd8631.tar.gz opensim-SC_OLD-134f86e8d5c414409631b25b8c6f0ee45fbd8631.tar.bz2 opensim-SC_OLD-134f86e8d5c414409631b25b8c6f0ee45fbd8631.tar.xz |
Initial update to OpenSim 0.8.2.1 source code.
Diffstat (limited to 'OpenSim/Capabilities/Handlers/GetMesh')
-rw-r--r-- | OpenSim/Capabilities/Handlers/GetMesh/GetMeshHandler.cs | 239 | ||||
-rw-r--r-- | OpenSim/Capabilities/Handlers/GetMesh/GetMeshServerConnector.cs | 29 |
2 files changed, 201 insertions, 67 deletions
diff --git a/OpenSim/Capabilities/Handlers/GetMesh/GetMeshHandler.cs b/OpenSim/Capabilities/Handlers/GetMesh/GetMeshHandler.cs index 720640e..6b67da1 100644 --- a/OpenSim/Capabilities/Handlers/GetMesh/GetMeshHandler.cs +++ b/OpenSim/Capabilities/Handlers/GetMesh/GetMeshHandler.cs | |||
@@ -25,92 +25,229 @@ | |||
25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | */ | 26 | */ |
27 | 27 | ||
28 | using System; | ||
29 | using System.Collections; | ||
30 | using System.Collections.Specialized; | ||
31 | using System.Reflection; | ||
32 | using System.IO; | ||
33 | using System.Web; | ||
34 | using log4net; | 28 | using log4net; |
35 | using Nini.Config; | ||
36 | using OpenMetaverse; | 29 | using OpenMetaverse; |
37 | using OpenMetaverse.StructuredData; | 30 | using OpenMetaverse.Imaging; |
38 | using OpenSim.Framework; | 31 | using OpenSim.Framework; |
39 | using OpenSim.Framework.Servers; | ||
40 | using OpenSim.Framework.Servers.HttpServer; | 32 | using OpenSim.Framework.Servers.HttpServer; |
41 | using OpenSim.Services.Interfaces; | 33 | using OpenSim.Services.Interfaces; |
42 | using Caps = OpenSim.Framework.Capabilities.Caps; | 34 | using System; |
35 | using System.Collections.Specialized; | ||
36 | using System.Drawing; | ||
37 | using System.Drawing.Imaging; | ||
38 | using System.IO; | ||
39 | using System.Reflection; | ||
40 | using System.Web; | ||
43 | 41 | ||
44 | namespace OpenSim.Capabilities.Handlers | 42 | namespace OpenSim.Capabilities.Handlers |
45 | { | 43 | { |
46 | public class GetMeshHandler | 44 | public class GetMeshHandler : BaseStreamHandler |
47 | { | 45 | { |
48 | // private static readonly ILog m_log = | 46 | private static readonly ILog m_log = |
49 | // LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); | 47 | LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); |
50 | |||
51 | private IAssetService m_assetService; | 48 | private IAssetService m_assetService; |
52 | 49 | ||
53 | public GetMeshHandler(IAssetService assService) | 50 | // TODO: Change this to a config option |
51 | private string m_RedirectURL = null; | ||
52 | |||
53 | public GetMeshHandler(string path, IAssetService assService, string name, string description, string redirectURL) | ||
54 | : base("GET", path, name, description) | ||
54 | { | 55 | { |
55 | m_assetService = assService; | 56 | m_assetService = assService; |
57 | m_RedirectURL = redirectURL; | ||
58 | if (m_RedirectURL != null && !m_RedirectURL.EndsWith("/")) | ||
59 | m_RedirectURL += "/"; | ||
56 | } | 60 | } |
57 | 61 | ||
58 | public Hashtable ProcessGetMesh(Hashtable request, UUID AgentId, Caps cap) | 62 | protected override byte[] ProcessRequest(string path, Stream request, IOSHttpRequest httpRequest, IOSHttpResponse httpResponse) |
59 | { | 63 | { |
60 | Hashtable responsedata = new Hashtable(); | 64 | // Try to parse the texture ID from the request URL |
61 | responsedata["int_response_code"] = 400; //501; //410; //404; | 65 | NameValueCollection query = HttpUtility.ParseQueryString(httpRequest.Url.Query); |
62 | responsedata["content_type"] = "text/plain"; | 66 | string textureStr = query.GetOne("mesh_id"); |
63 | responsedata["keepalive"] = false; | ||
64 | responsedata["str_response_string"] = "Request wasn't what was expected"; | ||
65 | 67 | ||
66 | string meshStr = string.Empty; | 68 | if (m_assetService == null) |
67 | 69 | { | |
68 | if (request.ContainsKey("mesh_id")) | 70 | m_log.Error("[GETMESH]: Cannot fetch mesh " + textureStr + " without an asset service"); |
69 | meshStr = request["mesh_id"].ToString(); | 71 | httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound; |
72 | } | ||
70 | 73 | ||
71 | UUID meshID = UUID.Zero; | 74 | UUID meshID; |
72 | if (!String.IsNullOrEmpty(meshStr) && UUID.TryParse(meshStr, out meshID)) | 75 | if (!String.IsNullOrEmpty(textureStr) && UUID.TryParse(textureStr, out meshID)) |
73 | { | 76 | { |
74 | if (m_assetService == null) | 77 | // OK, we have an array with preferred formats, possibly with only one entry |
78 | |||
79 | httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound; | ||
80 | AssetBase mesh; | ||
81 | |||
82 | if (!String.IsNullOrEmpty(m_RedirectURL)) | ||
75 | { | 83 | { |
76 | responsedata["int_response_code"] = 404; //501; //410; //404; | 84 | // Only try to fetch locally cached meshes. Misses are redirected |
77 | responsedata["content_type"] = "text/plain"; | 85 | mesh = m_assetService.GetCached(meshID.ToString()); |
78 | responsedata["keepalive"] = false; | 86 | |
79 | responsedata["str_response_string"] = "The asset service is unavailable. So is your mesh."; | 87 | if (mesh != null) |
80 | return responsedata; | 88 | { |
89 | if (mesh.Type != (sbyte)AssetType.Mesh) | ||
90 | { | ||
91 | httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound; | ||
92 | } | ||
93 | WriteMeshData(httpRequest, httpResponse, mesh); | ||
94 | } | ||
95 | else | ||
96 | { | ||
97 | string textureUrl = m_RedirectURL + "?mesh_id="+ meshID.ToString(); | ||
98 | m_log.Debug("[GETMESH]: Redirecting mesh request to " + textureUrl); | ||
99 | httpResponse.StatusCode = (int)OSHttpStatusCode.RedirectMovedPermanently; | ||
100 | httpResponse.RedirectLocation = textureUrl; | ||
101 | return null; | ||
102 | } | ||
103 | } | ||
104 | else // no redirect | ||
105 | { | ||
106 | // try the cache | ||
107 | mesh = m_assetService.GetCached(meshID.ToString()); | ||
108 | |||
109 | if (mesh == null) | ||
110 | { | ||
111 | // Fetch locally or remotely. Misses return a 404 | ||
112 | mesh = m_assetService.Get(meshID.ToString()); | ||
113 | |||
114 | if (mesh != null) | ||
115 | { | ||
116 | if (mesh.Type != (sbyte)AssetType.Mesh) | ||
117 | { | ||
118 | httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound; | ||
119 | return null; | ||
120 | } | ||
121 | WriteMeshData(httpRequest, httpResponse, mesh); | ||
122 | return null; | ||
123 | } | ||
124 | } | ||
125 | else // it was on the cache | ||
126 | { | ||
127 | if (mesh.Type != (sbyte)AssetType.Mesh) | ||
128 | { | ||
129 | httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound; | ||
130 | return null; | ||
131 | } | ||
132 | WriteMeshData(httpRequest, httpResponse, mesh); | ||
133 | return null; | ||
134 | } | ||
81 | } | 135 | } |
82 | 136 | ||
83 | AssetBase mesh = m_assetService.Get(meshID.ToString()); | 137 | // not found |
138 | httpResponse.StatusCode = (int)System.Net.HttpStatusCode.NotFound; | ||
139 | return null; | ||
140 | } | ||
141 | else | ||
142 | { | ||
143 | m_log.Warn("[GETTEXTURE]: Failed to parse a mesh_id from GetMesh request: " + httpRequest.Url); | ||
144 | } | ||
145 | |||
146 | return null; | ||
147 | } | ||
148 | |||
149 | private void WriteMeshData(IOSHttpRequest request, IOSHttpResponse response, AssetBase texture) | ||
150 | { | ||
151 | string range = request.Headers.GetOne("Range"); | ||
84 | 152 | ||
85 | if (mesh != null) | 153 | if (!String.IsNullOrEmpty(range)) |
154 | { | ||
155 | // Range request | ||
156 | int start, end; | ||
157 | if (TryParseRange(range, out start, out end)) | ||
86 | { | 158 | { |
87 | if (mesh.Type == (SByte)AssetType.Mesh) | 159 | // Before clamping start make sure we can satisfy it in order to avoid |
160 | // sending back the last byte instead of an error status | ||
161 | if (start >= texture.Data.Length) | ||
88 | { | 162 | { |
89 | responsedata["str_response_string"] = Convert.ToBase64String(mesh.Data); | 163 | response.StatusCode = (int)System.Net.HttpStatusCode.PartialContent; |
90 | responsedata["content_type"] = "application/vnd.ll.mesh"; | 164 | response.ContentType = texture.Metadata.ContentType; |
91 | responsedata["int_response_code"] = 200; | ||
92 | } | 165 | } |
93 | // Optionally add additional mesh types here | ||
94 | else | 166 | else |
95 | { | 167 | { |
96 | responsedata["int_response_code"] = 404; //501; //410; //404; | 168 | // Handle the case where no second range value was given. This is equivalent to requesting |
97 | responsedata["content_type"] = "text/plain"; | 169 | // the rest of the entity. |
98 | responsedata["keepalive"] = false; | 170 | if (end == -1) |
99 | responsedata["str_response_string"] = "Unfortunately, this asset isn't a mesh."; | 171 | end = int.MaxValue; |
100 | return responsedata; | 172 | |
173 | end = Utils.Clamp(end, 0, texture.Data.Length - 1); | ||
174 | start = Utils.Clamp(start, 0, end); | ||
175 | int len = end - start + 1; | ||
176 | |||
177 | if (0 == start && len == texture.Data.Length) | ||
178 | { | ||
179 | response.StatusCode = (int)System.Net.HttpStatusCode.OK; | ||
180 | } | ||
181 | else | ||
182 | { | ||
183 | response.StatusCode = (int)System.Net.HttpStatusCode.PartialContent; | ||
184 | response.AddHeader("Content-Range", String.Format("bytes {0}-{1}/{2}", start, end, texture.Data.Length)); | ||
185 | } | ||
186 | |||
187 | response.ContentLength = len; | ||
188 | response.ContentType = "application/vnd.ll.mesh"; | ||
189 | |||
190 | response.Body.Write(texture.Data, start, len); | ||
101 | } | 191 | } |
102 | } | 192 | } |
103 | else | 193 | else |
104 | { | 194 | { |
105 | responsedata["int_response_code"] = 404; //501; //410; //404; | 195 | m_log.Warn("[GETMESH]: Malformed Range header: " + range); |
106 | responsedata["content_type"] = "text/plain"; | 196 | response.StatusCode = (int)System.Net.HttpStatusCode.BadRequest; |
107 | responsedata["keepalive"] = false; | 197 | } |
108 | responsedata["str_response_string"] = "Your Mesh wasn't found. Sorry!"; | 198 | } |
109 | return responsedata; | 199 | else |
200 | { | ||
201 | // Full content request | ||
202 | response.StatusCode = (int)System.Net.HttpStatusCode.OK; | ||
203 | response.ContentLength = texture.Data.Length; | ||
204 | response.ContentType = "application/vnd.ll.mesh"; | ||
205 | response.Body.Write(texture.Data, 0, texture.Data.Length); | ||
206 | } | ||
207 | } | ||
208 | |||
209 | /// <summary> | ||
210 | /// Parse a range header. | ||
211 | /// </summary> | ||
212 | /// <remarks> | ||
213 | /// As per http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html, | ||
214 | /// this obeys range headers with two values (e.g. 533-4165) and no second value (e.g. 533-). | ||
215 | /// Where there is no value, -1 is returned. | ||
216 | /// FIXME: Need to cover the case where only a second value is specified (e.g. -4165), probably by returning -1 | ||
217 | /// for start.</remarks> | ||
218 | /// <returns></returns> | ||
219 | /// <param name='header'></param> | ||
220 | /// <param name='start'>Start of the range. Undefined if this was not a number.</param> | ||
221 | /// <param name='end'>End of the range. Will be -1 if no end specified. Undefined if there was a raw string but this was not a number.</param> | ||
222 | private bool TryParseRange(string header, out int start, out int end) | ||
223 | { | ||
224 | start = end = 0; | ||
225 | |||
226 | if (header.StartsWith("bytes=")) | ||
227 | { | ||
228 | string[] rangeValues = header.Substring(6).Split('-'); | ||
229 | |||
230 | if (rangeValues.Length == 2) | ||
231 | { | ||
232 | if (!Int32.TryParse(rangeValues[0], out start)) | ||
233 | return false; | ||
234 | |||
235 | string rawEnd = rangeValues[1]; | ||
236 | |||
237 | if (rawEnd == "") | ||
238 | { | ||
239 | end = -1; | ||
240 | return true; | ||
241 | } | ||
242 | else if (Int32.TryParse(rawEnd, out end)) | ||
243 | { | ||
244 | return true; | ||
245 | } | ||
110 | } | 246 | } |
111 | } | 247 | } |
112 | 248 | ||
113 | return responsedata; | 249 | start = end = 0; |
250 | return false; | ||
114 | } | 251 | } |
115 | } | 252 | } |
116 | } \ No newline at end of file | 253 | } \ No newline at end of file |
diff --git a/OpenSim/Capabilities/Handlers/GetMesh/GetMeshServerConnector.cs b/OpenSim/Capabilities/Handlers/GetMesh/GetMeshServerConnector.cs index 8a275f3..19de3cf 100644 --- a/OpenSim/Capabilities/Handlers/GetMesh/GetMeshServerConnector.cs +++ b/OpenSim/Capabilities/Handlers/GetMesh/GetMeshServerConnector.cs | |||
@@ -25,16 +25,13 @@ | |||
25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | */ | 26 | */ |
27 | 27 | ||
28 | using System; | ||
29 | using System.Collections; | ||
30 | using Nini.Config; | 28 | using Nini.Config; |
31 | using OpenSim.Server.Base; | 29 | using OpenMetaverse; |
32 | using OpenSim.Services.Interfaces; | ||
33 | using OpenSim.Framework.Servers.HttpServer; | 30 | using OpenSim.Framework.Servers.HttpServer; |
31 | using OpenSim.Server.Base; | ||
34 | using OpenSim.Server.Handlers.Base; | 32 | using OpenSim.Server.Handlers.Base; |
35 | using OpenSim.Framework.Servers; | 33 | using OpenSim.Services.Interfaces; |
36 | 34 | using System; | |
37 | using OpenMetaverse; | ||
38 | 35 | ||
39 | namespace OpenSim.Capabilities.Handlers | 36 | namespace OpenSim.Capabilities.Handlers |
40 | { | 37 | { |
@@ -65,15 +62,15 @@ namespace OpenSim.Capabilities.Handlers | |||
65 | if (m_AssetService == null) | 62 | if (m_AssetService == null) |
66 | throw new Exception(String.Format("Failed to load AssetService from {0}; config is {1}", assetService, m_ConfigName)); | 63 | throw new Exception(String.Format("Failed to load AssetService from {0}; config is {1}", assetService, m_ConfigName)); |
67 | 64 | ||
68 | GetMeshHandler gmeshHandler = new GetMeshHandler(m_AssetService); | 65 | string rurl = serverConfig.GetString("GetMeshRedirectURL"); |
69 | IRequestHandler reqHandler | 66 | |
70 | = new RestHTTPHandler( | 67 | server.AddStreamHandler( |
71 | "GET", | 68 | new GetTextureHandler("/CAPS/GetMesh/" /*+ UUID.Random() */, m_AssetService, "GetMesh", null, rurl)); |
72 | "/CAPS/" + UUID.Random(), | 69 | |
73 | httpMethod => gmeshHandler.ProcessGetMesh(httpMethod, UUID.Zero, null), | 70 | rurl = serverConfig.GetString("GetMesh2RedirectURL"); |
74 | "GetMesh", | 71 | |
75 | null); | 72 | server.AddStreamHandler( |
76 | server.AddStreamHandler(reqHandler); | 73 | new GetTextureHandler("/CAPS/GetMesh2/" /*+ UUID.Random() */, m_AssetService, "GetMesh2", null, rurl)); |
77 | } | 74 | } |
78 | } | 75 | } |
79 | } \ No newline at end of file | 76 | } \ No newline at end of file |