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authorMelanie Thielker2009-05-10 14:03:06 +0000
committerMelanie Thielker2009-05-10 14:03:06 +0000
commit1a910b6e1dbace70b27581c51148a8732b46de79 (patch)
treec13e58aa932b0db95ca895cd0ff1275c0014ca9f /OpenSim
parentAdd some asset cache plumbing. Change the generic cache from UUID to string (diff)
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Connect up the new asset cache and introduce an asynchronous call path
for asset retrieval (full asset only) to ease migration to the new system
Diffstat (limited to 'OpenSim')
-rw-r--r--OpenSim/Framework/Cache.cs6
-rw-r--r--OpenSim/Region/CoreModules/Asset/CoreAssetCache.cs10
-rw-r--r--OpenSim/Region/CoreModules/ServiceConnectors/Asset/LocalAssetServiceConnector.cs120
-rw-r--r--OpenSim/Region/CoreModules/ServiceConnectors/Asset/RemoteAssetServiceConnector.cs100
-rw-r--r--OpenSim/Services/AssetService/AssetService.cs14
-rw-r--r--OpenSim/Services/Interfaces/IAssetService.cs5
6 files changed, 223 insertions, 32 deletions
diff --git a/OpenSim/Framework/Cache.cs b/OpenSim/Framework/Cache.cs
index 2d49146..79e20fc 100644
--- a/OpenSim/Framework/Cache.cs
+++ b/OpenSim/Framework/Cache.cs
@@ -529,5 +529,11 @@ namespace OpenSim.Framework
529 m_Lookup.Remove(uuid); 529 m_Lookup.Remove(uuid);
530 m_Index.Remove(item); 530 m_Index.Remove(item);
531 } 531 }
532
533 public void Clear()
534 {
535 m_Index.Clear();
536 m_Lookup.Clear();
537 }
532 } 538 }
533} 539}
diff --git a/OpenSim/Region/CoreModules/Asset/CoreAssetCache.cs b/OpenSim/Region/CoreModules/Asset/CoreAssetCache.cs
index c4cc007..41d4bc6 100644
--- a/OpenSim/Region/CoreModules/Asset/CoreAssetCache.cs
+++ b/OpenSim/Region/CoreModules/Asset/CoreAssetCache.cs
@@ -45,6 +45,9 @@ namespace OpenSim.Region.CoreModules.Asset
45 MethodBase.GetCurrentMethod().DeclaringType); 45 MethodBase.GetCurrentMethod().DeclaringType);
46 46
47 private bool m_Enabled = false; 47 private bool m_Enabled = false;
48 private Cache m_Cache = new Cache(CacheMedium.Memory,
49 CacheStrategy.Aggressive,
50 CacheFlags.AllowUpdate);
48 51
49 public string Name 52 public string Name
50 { 53 {
@@ -69,6 +72,8 @@ namespace OpenSim.Region.CoreModules.Asset
69 m_Enabled = true; 72 m_Enabled = true;
70 73
71 m_log.Info("[ASSET CACHE]: Core asset cache enabled"); 74 m_log.Info("[ASSET CACHE]: Core asset cache enabled");
75
76 m_Cache.Size = 32768;
72 } 77 }
73 } 78 }
74 } 79 }
@@ -99,19 +104,22 @@ namespace OpenSim.Region.CoreModules.Asset
99 104
100 public void Cache(AssetBase asset) 105 public void Cache(AssetBase asset)
101 { 106 {
107 m_Cache.Store(asset.ID, asset);
102 } 108 }
103 109
104 public AssetBase Get(string id) 110 public AssetBase Get(string id)
105 { 111 {
106 return null; 112 return (AssetBase)m_Cache.Get(id);
107 } 113 }
108 114
109 public void Expire(string id) 115 public void Expire(string id)
110 { 116 {
117 m_Cache.Invalidate(id);
111 } 118 }
112 119
113 public void Clear() 120 public void Clear()
114 { 121 {
122 m_Cache.Clear();
115 } 123 }
116 } 124 }
117} 125}
diff --git a/OpenSim/Region/CoreModules/ServiceConnectors/Asset/LocalAssetServiceConnector.cs b/OpenSim/Region/CoreModules/ServiceConnectors/Asset/LocalAssetServiceConnector.cs
index 0a0f634..6f0a7f8 100644
--- a/OpenSim/Region/CoreModules/ServiceConnectors/Asset/LocalAssetServiceConnector.cs
+++ b/OpenSim/Region/CoreModules/ServiceConnectors/Asset/LocalAssetServiceConnector.cs
@@ -30,6 +30,7 @@ using Nini.Config;
30using System; 30using System;
31using System.Collections.Generic; 31using System.Collections.Generic;
32using System.Reflection; 32using System.Reflection;
33using OpenSim.Framework;
33using OpenSim.Servers.Base; 34using OpenSim.Servers.Base;
34using OpenSim.Region.Framework.Interfaces; 35using OpenSim.Region.Framework.Interfaces;
35using OpenSim.Region.Framework.Scenes; 36using OpenSim.Region.Framework.Scenes;
@@ -37,14 +38,14 @@ using OpenSim.Services.Interfaces;
37 38
38namespace OpenSim.Region.CoreModules.ServiceConnectors.Asset 39namespace OpenSim.Region.CoreModules.ServiceConnectors.Asset
39{ 40{
40 public class LocalAssetServicesConnector : ISharedRegionModule 41 public class LocalAssetServicesConnector :
42 ISharedRegionModule, IAssetService
41 { 43 {
42 private static readonly ILog m_log = 44 private static readonly ILog m_log =
43 LogManager.GetLogger( 45 LogManager.GetLogger(
44 MethodBase.GetCurrentMethod().DeclaringType); 46 MethodBase.GetCurrentMethod().DeclaringType);
45 47
46 private Dictionary<Scene, IImprovedAssetCache> m_AssetCache = 48 private IImprovedAssetCache m_Cache = null;
47 new Dictionary<Scene, IImprovedAssetCache>();
48 49
49 private IAssetService m_AssetService; 50 private IAssetService m_AssetService;
50 51
@@ -108,15 +109,11 @@ namespace OpenSim.Region.CoreModules.ServiceConnectors.Asset
108 if (!m_Enabled) 109 if (!m_Enabled)
109 return; 110 return;
110 111
111 scene.RegisterModuleInterface<IAssetService>(m_AssetService); 112 scene.RegisterModuleInterface<IAssetService>(this);
112 } 113 }
113 114
114 public void RemoveRegion(Scene scene) 115 public void RemoveRegion(Scene scene)
115 { 116 {
116 if (!m_Enabled)
117 return;
118
119 m_AssetCache.Remove(scene);
120 } 117 }
121 118
122 public void RegionLoaded(Scene scene) 119 public void RegionLoaded(Scene scene)
@@ -124,18 +121,113 @@ namespace OpenSim.Region.CoreModules.ServiceConnectors.Asset
124 if (!m_Enabled) 121 if (!m_Enabled)
125 return; 122 return;
126 123
127 m_AssetCache[scene] = 124 if (m_Cache == null)
128 scene.RequestModuleInterface<IImprovedAssetCache>(); 125 {
126 m_Cache = scene.RequestModuleInterface<IImprovedAssetCache>();
127
128 if (!(m_Cache is ISharedRegionModule))
129 m_Cache = null;
130 }
129 131
130 m_log.InfoFormat("[ASSET CONNECTOR]: Enabled local assets for region {0}", scene.RegionInfo.RegionName); 132 m_log.InfoFormat("[ASSET CONNECTOR]: Enabled local assets for region {0}", scene.RegionInfo.RegionName);
131 133
132 m_AssetCache[scene] = 134 if (m_Cache != null)
133 scene.RequestModuleInterface<IImprovedAssetCache>();
134
135 if (m_AssetCache[scene] != null)
136 { 135 {
137 m_log.InfoFormat("[ASSET CONNECTOR]: Enabled asset caching for region {0}", scene.RegionInfo.RegionName); 136 m_log.InfoFormat("[ASSET CONNECTOR]: Enabled asset caching for region {0}", scene.RegionInfo.RegionName);
138 } 137 }
138 else
139 {
140 // Short-circuit directly to storage layer
141 //
142 scene.UnregisterModuleInterface<IAssetService>(this);
143 scene.RegisterModuleInterface<IAssetService>(m_AssetService);
144 }
145 }
146
147 public AssetBase Get(string id)
148 {
149 AssetBase asset = m_Cache.Get(id);
150
151 if (asset == null)
152 return m_AssetService.Get(id);
153 return asset;
154 }
155
156 public AssetMetadata GetMetadata(string id)
157 {
158 AssetBase asset = m_Cache.Get(id);
159
160 if (asset != null)
161 return asset.Metadata;
162
163 asset = m_AssetService.Get(id);
164 if (asset != null)
165 {
166 m_Cache.Cache(asset);
167 return asset.Metadata;
168 }
169
170 return null;
171 }
172
173 public byte[] GetData(string id)
174 {
175 AssetBase asset = m_Cache.Get(id);
176
177 if (asset != null)
178 return asset.Data;
179
180 asset = m_AssetService.Get(id);
181 if (asset != null)
182 {
183 m_Cache.Cache(asset);
184 return asset.Data;
185 }
186
187 return null;
188 }
189
190 public bool Get(string id, Object sender, AssetRetrieved handler)
191 {
192 AssetBase asset = m_Cache.Get(id);
193
194 if (asset != null)
195 {
196 handler(id, sender, asset);
197 return true;
198 }
199
200 return m_AssetService.Get(id, sender, delegate (string assetID, Object s, AssetBase a)
201 {
202 if (a != null)
203 m_Cache.Cache(a);
204 handler(assetID, s, a);
205 });
206 }
207
208 public string Store(AssetBase asset)
209 {
210 m_Cache.Cache(asset);
211 return m_AssetService.Store(asset);
212 }
213
214 public bool UpdateContent(string id, byte[] data)
215 {
216 AssetBase asset = m_Cache.Get(id);
217 if (asset != null)
218 {
219 asset.Data = data;
220 m_Cache.Cache(asset);
221 }
222
223 return m_AssetService.UpdateContent(id, data);
224 }
225
226 public bool Delete(string id)
227 {
228 m_Cache.Expire(id);
229
230 return m_AssetService.Delete(id);
139 } 231 }
140 } 232 }
141} 233}
diff --git a/OpenSim/Region/CoreModules/ServiceConnectors/Asset/RemoteAssetServiceConnector.cs b/OpenSim/Region/CoreModules/ServiceConnectors/Asset/RemoteAssetServiceConnector.cs
index 835678d..667840f 100644
--- a/OpenSim/Region/CoreModules/ServiceConnectors/Asset/RemoteAssetServiceConnector.cs
+++ b/OpenSim/Region/CoreModules/ServiceConnectors/Asset/RemoteAssetServiceConnector.cs
@@ -49,8 +49,7 @@ namespace OpenSim.Region.CoreModules.ServiceConnectors.Asset
49 49
50 private bool m_Enabled = false; 50 private bool m_Enabled = false;
51 private string m_ServerURI = String.Empty; 51 private string m_ServerURI = String.Empty;
52 private Dictionary<Scene, IImprovedAssetCache> m_AssetCache = 52 private IImprovedAssetCache m_Cache = null;
53 new Dictionary<Scene, IImprovedAssetCache>();
54 53
55 public string Name 54 public string Name
56 { 55 {
@@ -106,10 +105,6 @@ namespace OpenSim.Region.CoreModules.ServiceConnectors.Asset
106 105
107 public void RemoveRegion(Scene scene) 106 public void RemoveRegion(Scene scene)
108 { 107 {
109 if (!m_Enabled)
110 return;
111
112 m_AssetCache.Remove(scene);
113 } 108 }
114 109
115 public void RegionLoaded(Scene scene) 110 public void RegionLoaded(Scene scene)
@@ -117,12 +112,20 @@ namespace OpenSim.Region.CoreModules.ServiceConnectors.Asset
117 if (!m_Enabled) 112 if (!m_Enabled)
118 return; 113 return;
119 114
120 m_AssetCache[scene] = 115 if (m_Cache == null)
121 scene.RequestModuleInterface<IImprovedAssetCache>(); 116 {
117 m_Cache = scene.RequestModuleInterface<IImprovedAssetCache>();
118
119 // Since we are a shared module and scene data is not
120 // available for every method, the cache must be shared, too
121 //
122 if (!(m_Cache is ISharedRegionModule))
123 m_Cache = null;
124 }
122 125
123 m_log.InfoFormat("[ASSET CONNECTOR]: Enabled remote assets for region {0}", scene.RegionInfo.RegionName); 126 m_log.InfoFormat("[ASSET CONNECTOR]: Enabled remote assets for region {0}", scene.RegionInfo.RegionName);
124 127
125 if (m_AssetCache[scene] != null) 128 if (m_Cache != null)
126 { 129 {
127 m_log.InfoFormat("[ASSET CONNECTOR]: Enabled asset caching for region {0}", scene.RegionInfo.RegionName); 130 m_log.InfoFormat("[ASSET CONNECTOR]: Enabled asset caching for region {0}", scene.RegionInfo.RegionName);
128 } 131 }
@@ -132,13 +135,31 @@ namespace OpenSim.Region.CoreModules.ServiceConnectors.Asset
132 { 135 {
133 string uri = m_ServerURI + "/assets/" + id; 136 string uri = m_ServerURI + "/assets/" + id;
134 137
135 AssetBase asset = SynchronousRestObjectPoster. 138 AssetBase asset = null;
136 BeginPostObject<int, AssetBase>("GET", uri, 0); 139 if (m_Cache != null)
140 asset = m_Cache.Get(id);
141
142 if (asset == null)
143 {
144 asset = SynchronousRestObjectPoster.
145 BeginPostObject<int, AssetBase>("GET", uri, 0);
146
147 if (m_Cache != null)
148 m_Cache.Cache(asset);
149 }
137 return asset; 150 return asset;
138 } 151 }
139 152
140 public AssetMetadata GetMetadata(string id) 153 public AssetMetadata GetMetadata(string id)
141 { 154 {
155 if (m_Cache != null)
156 {
157 AssetBase fullAsset = m_Cache.Get(id);
158
159 if (fullAsset != null)
160 return fullAsset.Metadata;
161 }
162
142 string uri = m_ServerURI + "/assets/" + id + "/metadata"; 163 string uri = m_ServerURI + "/assets/" + id + "/metadata";
143 164
144 AssetMetadata asset = SynchronousRestObjectPoster. 165 AssetMetadata asset = SynchronousRestObjectPoster.
@@ -148,6 +169,14 @@ namespace OpenSim.Region.CoreModules.ServiceConnectors.Asset
148 169
149 public byte[] GetData(string id) 170 public byte[] GetData(string id)
150 { 171 {
172 if (m_Cache != null)
173 {
174 AssetBase fullAsset = m_Cache.Get(id);
175
176 if (fullAsset != null)
177 return fullAsset.Data;
178 }
179
151 RestClient rc = new RestClient(m_ServerURI); 180 RestClient rc = new RestClient(m_ServerURI);
152 rc.AddResourcePath("assets"); 181 rc.AddResourcePath("assets");
153 rc.AddResourcePath(id); 182 rc.AddResourcePath(id);
@@ -171,33 +200,70 @@ namespace OpenSim.Region.CoreModules.ServiceConnectors.Asset
171 return null; 200 return null;
172 } 201 }
173 202
203 public bool Get(string id, Object sender, AssetRetrieved handler)
204 {
205 AssetBase asset = Get(id);
206 handler(id, sender, asset);
207 return true;
208 }
174 public string Store(AssetBase asset) 209 public string Store(AssetBase asset)
175 { 210 {
176 string uri = m_ServerURI + "/assets/"; 211 string uri = m_ServerURI + "/assets/";
177 212
178 string newID = SynchronousRestObjectPoster. 213 string newID = SynchronousRestObjectPoster.
179 BeginPostObject<AssetBase, string>("POST", uri, asset); 214 BeginPostObject<AssetBase, string>("POST", uri, asset);
215
216 if (newID != String.Empty)
217 {
218 if (m_Cache != null)
219 m_Cache.Cache(asset);
220 }
180 return newID; 221 return newID;
181 } 222 }
182 223
183 public bool UpdateContent(string id, byte[] data) 224 public bool UpdateContent(string id, byte[] data)
184 { 225 {
185 AssetBase asset = new AssetBase(); 226 AssetBase asset = null;
186 asset.ID = id; 227
228 if (m_Cache != null)
229 asset = m_Cache.Get(id);
230
231 if (asset == null)
232 {
233 AssetMetadata metadata = GetMetadata(id);
234 if (metadata == null)
235 return false;
236
237 asset = new AssetBase();
238 asset.Metadata = metadata;
239 }
187 asset.Data = data; 240 asset.Data = data;
188 241
189 string uri = m_ServerURI + "/assets/" + id; 242 string uri = m_ServerURI + "/assets/" + id;
190 243
191 return SynchronousRestObjectPoster. 244 if (SynchronousRestObjectPoster.
192 BeginPostObject<AssetBase, bool>("POST", uri, asset); 245 BeginPostObject<AssetBase, bool>("POST", uri, asset))
246 {
247 if (m_Cache != null)
248 m_Cache.Cache(asset);
249
250 return true;
251 }
252 return false;
193 } 253 }
194 254
195 public bool Delete(string id) 255 public bool Delete(string id)
196 { 256 {
197 string uri = m_ServerURI + "/assets/" + id; 257 string uri = m_ServerURI + "/assets/" + id;
198 258
199 return SynchronousRestObjectPoster. 259 if (SynchronousRestObjectPoster.
200 BeginPostObject<int, bool>("DELETE", uri, 0); 260 BeginPostObject<int, bool>("DELETE", uri, 0))
261 {
262 if (m_Cache != null)
263 m_Cache.Expire(id);
264
265 return true;
266 }
201 return false; 267 return false;
202 } 268 }
203 } 269 }
diff --git a/OpenSim/Services/AssetService/AssetService.cs b/OpenSim/Services/AssetService/AssetService.cs
index c279699..1e038d4 100644
--- a/OpenSim/Services/AssetService/AssetService.cs
+++ b/OpenSim/Services/AssetService/AssetService.cs
@@ -94,6 +94,20 @@ namespace OpenSim.Services.AssetService
94 return asset.Data; 94 return asset.Data;
95 } 95 }
96 96
97 public bool Get(string id, Object sender, AssetRetrieved handler)
98 {
99 UUID assetID;
100
101 if (!UUID.TryParse(id, out assetID))
102 return false;
103
104 AssetBase asset = m_Database.FetchAsset(assetID);
105
106 handler(id, sender, asset);
107
108 return true;
109 }
110
97 public string Store(AssetBase asset) 111 public string Store(AssetBase asset)
98 { 112 {
99 m_Database.CreateAsset(asset); 113 m_Database.CreateAsset(asset);
diff --git a/OpenSim/Services/Interfaces/IAssetService.cs b/OpenSim/Services/Interfaces/IAssetService.cs
index e1717d0..ec8a71b 100644
--- a/OpenSim/Services/Interfaces/IAssetService.cs
+++ b/OpenSim/Services/Interfaces/IAssetService.cs
@@ -25,10 +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
28using System;
28using OpenSim.Framework; 29using OpenSim.Framework;
29 30
30namespace OpenSim.Services.Interfaces 31namespace OpenSim.Services.Interfaces
31{ 32{
33 public delegate void AssetRetrieved(string id, Object sender, AssetBase asset);
34
32 public interface IAssetService 35 public interface IAssetService
33 { 36 {
34 // Three different ways to retrieve an asset 37 // Three different ways to retrieve an asset
@@ -37,6 +40,8 @@ namespace OpenSim.Services.Interfaces
37 AssetMetadata GetMetadata(string id); 40 AssetMetadata GetMetadata(string id);
38 byte[] GetData(string id); 41 byte[] GetData(string id);
39 42
43 bool Get(string id, Object sender, AssetRetrieved handler);
44
40 // Creates a new asset 45 // Creates a new asset
41 // Returns a random ID if none is passed into it 46 // Returns a random ID if none is passed into it
42 // 47 //