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author | Adam Frisby | 2008-04-29 17:50:29 +0000 |
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committer | Adam Frisby | 2008-04-29 17:50:29 +0000 |
commit | 03155e362c49d3de0ec34e54dde31205c0a34e85 (patch) | |
tree | 2700e5a8b50483ac430278d07ba85e7953619f6f /OpenSim/Region | |
parent | * Preparatory work for autoupgrade of sqlite inventory tables in preparation ... (diff) | |
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* Implemented new InterRegion comms method in the form of InterregionModule
* Interfaces and methods have been defined for basic operation, however a replacement grid module is required to share region URIs with neighbours for this module to work.
* Tackling that next.
Diffstat (limited to 'OpenSim/Region')
3 files changed, 225 insertions, 0 deletions
diff --git a/OpenSim/Region/Environment/Modules/Communications/Interregion/IInterregionModule.cs b/OpenSim/Region/Environment/Modules/Communications/Interregion/IInterregionModule.cs new file mode 100644 index 0000000..c15738c --- /dev/null +++ b/OpenSim/Region/Environment/Modules/Communications/Interregion/IInterregionModule.cs | |||
@@ -0,0 +1,14 @@ | |||
1 | using OpenSim.Framework; | ||
2 | using OpenSim.Region.Environment.Scenes; | ||
3 | |||
4 | namespace OpenSim.Region.Environment.Modules.Communications.Interregion | ||
5 | { | ||
6 | public interface IInterregionModule | ||
7 | { | ||
8 | void RegisterMethod<T>(T e); | ||
9 | bool HasInterface<T>(Location loc); | ||
10 | T RequestInterface<T>(Location loc); | ||
11 | T[] RequestInterface<T>(); | ||
12 | Location GetLocationByDirection(Scene scene, InterregionModule.Direction dir); | ||
13 | } | ||
14 | } \ No newline at end of file | ||
diff --git a/OpenSim/Region/Environment/Modules/Communications/Interregion/InterregionModule.cs b/OpenSim/Region/Environment/Modules/Communications/Interregion/InterregionModule.cs new file mode 100644 index 0000000..858f099 --- /dev/null +++ b/OpenSim/Region/Environment/Modules/Communications/Interregion/InterregionModule.cs | |||
@@ -0,0 +1,161 @@ | |||
1 | using System; | ||
2 | using System.Collections.Generic; | ||
3 | using System.Runtime.Remoting; | ||
4 | using System.Runtime.Remoting.Channels; | ||
5 | using System.Runtime.Remoting.Channels.Tcp; | ||
6 | using Nini.Config; | ||
7 | using OpenSim.Framework; | ||
8 | using OpenSim.Region.Environment.Interfaces; | ||
9 | using OpenSim.Region.Environment.Scenes; | ||
10 | |||
11 | namespace OpenSim.Region.Environment.Modules.Communications.Interregion | ||
12 | { | ||
13 | public class InterregionModule : IInterregionModule, IRegionModule | ||
14 | { | ||
15 | #region Direction enum | ||
16 | |||
17 | public enum Direction | ||
18 | { | ||
19 | North, | ||
20 | NorthEast, | ||
21 | East, | ||
22 | SouthEast, | ||
23 | South, | ||
24 | SouthWest, | ||
25 | West, | ||
26 | NorthWest | ||
27 | } | ||
28 | |||
29 | #endregion | ||
30 | |||
31 | private readonly Dictionary<Type, Object> m_interfaces = new Dictionary<Type, object>(); | ||
32 | private readonly List<Location> m_myLocations = new List<Location>(); | ||
33 | |||
34 | private readonly Dictionary<Location, string[]> m_neighbourInterfaces = new Dictionary<Location, string[]>(); | ||
35 | private readonly Dictionary<Location, RemotingObject> m_neighbourRemote = new Dictionary<Location, RemotingObject>(); | ||
36 | private IConfigSource m_config; | ||
37 | private RemotingObject m_myRemote; | ||
38 | |||
39 | private TcpChannel m_tcpChannel; | ||
40 | private int m_tcpPort = 10101; | ||
41 | |||
42 | #region IRegionModule Members | ||
43 | |||
44 | public void Initialise(Scene scene, IConfigSource source) | ||
45 | { | ||
46 | m_myLocations.Add(new Location((int) scene.RegionInfo.RegionLocX, | ||
47 | (int) scene.RegionInfo.RegionLocY)); | ||
48 | m_config = source; | ||
49 | |||
50 | scene.RegisterModuleInterface<IInterregionModule>(this); | ||
51 | } | ||
52 | |||
53 | //TODO: This prevents us from registering new scenes after PostInitialise if we want comms updated. | ||
54 | public void PostInitialise() | ||
55 | { | ||
56 | try | ||
57 | { | ||
58 | m_tcpPort = m_config.Configs["Comms"].GetInt("remoting_port", m_tcpPort); | ||
59 | } | ||
60 | catch | ||
61 | { | ||
62 | } | ||
63 | |||
64 | CreateRemotingObjects(); | ||
65 | } | ||
66 | |||
67 | public void Close() | ||
68 | { | ||
69 | ChannelServices.UnregisterChannel(m_tcpChannel); | ||
70 | } | ||
71 | |||
72 | public string Name | ||
73 | { | ||
74 | get { return "InterregionModule"; } | ||
75 | } | ||
76 | |||
77 | public bool IsSharedModule | ||
78 | { | ||
79 | get { return true; } | ||
80 | } | ||
81 | |||
82 | #endregion | ||
83 | |||
84 | private void CreateRemotingObjects() | ||
85 | { | ||
86 | m_myRemote = new RemotingObject(m_interfaces, m_myLocations.ToArray()); | ||
87 | m_tcpChannel = new TcpChannel(m_tcpPort); | ||
88 | |||
89 | ChannelServices.RegisterChannel(m_tcpChannel, false); | ||
90 | RemotingServices.Marshal(m_myRemote, "OpenSimRemote2", typeof (RemotingObject)); | ||
91 | } | ||
92 | |||
93 | public void RegisterRemoteRegion(string uri) | ||
94 | { | ||
95 | RegisterRemotingInterface((RemotingObject) Activator.GetObject(typeof (RemotingObject), uri)); | ||
96 | } | ||
97 | |||
98 | private void RegisterRemotingInterface(RemotingObject remote) | ||
99 | { | ||
100 | Location[] locs = remote.GetLocations(); | ||
101 | string[] interfaces = remote.GetInterfaces(); | ||
102 | foreach (Location loc in locs) | ||
103 | { | ||
104 | m_neighbourInterfaces[loc] = interfaces; | ||
105 | m_neighbourRemote[loc] = remote; | ||
106 | } | ||
107 | } | ||
108 | |||
109 | public void RegisterMethod<T>(T e) | ||
110 | { | ||
111 | m_interfaces[typeof (T)] = e; | ||
112 | } | ||
113 | |||
114 | public bool HasInterface<T>(Location loc) | ||
115 | { | ||
116 | foreach (string val in m_neighbourInterfaces[loc]) | ||
117 | { | ||
118 | if (val == typeof (T).FullName) | ||
119 | { | ||
120 | return true; | ||
121 | } | ||
122 | } | ||
123 | return false; | ||
124 | } | ||
125 | |||
126 | public T RequestInterface<T>(Location loc) | ||
127 | { | ||
128 | if (m_neighbourRemote.ContainsKey(loc)) | ||
129 | { | ||
130 | return m_neighbourRemote[loc].RequestInterface<T>(); | ||
131 | } | ||
132 | else | ||
133 | { | ||
134 | throw new IndexOutOfRangeException("No neighbour availible at that location"); | ||
135 | } | ||
136 | } | ||
137 | |||
138 | public T[] RequestInterface<T>() | ||
139 | { | ||
140 | List<T> m_t = new List<T>(); | ||
141 | foreach (RemotingObject remote in m_neighbourRemote.Values) | ||
142 | { | ||
143 | try | ||
144 | { | ||
145 | m_t.Add(remote.RequestInterface<T>()); | ||
146 | } | ||
147 | catch (NotSupportedException) | ||
148 | { | ||
149 | } | ||
150 | } | ||
151 | return m_t.ToArray(); | ||
152 | } | ||
153 | |||
154 | public Location GetLocationByDirection(Scene scene, Direction dir) | ||
155 | { | ||
156 | return new Location(0, 0); | ||
157 | } | ||
158 | |||
159 | //TODO: This prevents us from registering new scenes after PostInitialise if we want comms updated. | ||
160 | } | ||
161 | } \ No newline at end of file | ||
diff --git a/OpenSim/Region/Environment/Modules/Communications/Interregion/RemotingObject.cs b/OpenSim/Region/Environment/Modules/Communications/Interregion/RemotingObject.cs new file mode 100644 index 0000000..a735677 --- /dev/null +++ b/OpenSim/Region/Environment/Modules/Communications/Interregion/RemotingObject.cs | |||
@@ -0,0 +1,50 @@ | |||
1 | using System; | ||
2 | using System.Collections.Generic; | ||
3 | using OpenSim.Framework; | ||
4 | |||
5 | namespace OpenSim.Region.Environment.Modules.Communications.Interregion | ||
6 | { | ||
7 | public class RemotingObject : MarshalByRefObject | ||
8 | { | ||
9 | private readonly Location[] m_coords; | ||
10 | private readonly Dictionary<Type, Object> m_interfaces = new Dictionary<Type, object>(); | ||
11 | |||
12 | public RemotingObject(Dictionary<Type, Object> myInterfaces, Location[] coords) | ||
13 | { | ||
14 | m_interfaces = myInterfaces; | ||
15 | m_coords = coords; | ||
16 | } | ||
17 | |||
18 | public Location[] GetLocations() | ||
19 | { | ||
20 | return (Location[]) m_coords.Clone(); | ||
21 | } | ||
22 | |||
23 | public string[] GetInterfaces() | ||
24 | { | ||
25 | string[] interfaces = new string[m_interfaces.Count]; | ||
26 | int i = 0; | ||
27 | |||
28 | foreach (KeyValuePair<Type, object> pair in m_interfaces) | ||
29 | { | ||
30 | interfaces[i++] = pair.Key.FullName; | ||
31 | } | ||
32 | |||
33 | return interfaces; | ||
34 | } | ||
35 | |||
36 | /// <summary> | ||
37 | /// Returns a registered interface availible to neighbouring regions. | ||
38 | /// </summary> | ||
39 | /// <typeparam name="T">The type of interface you wish to request</typeparam> | ||
40 | /// <returns>A MarshalByRefObject inherited from this region inheriting the interface requested.</returns> | ||
41 | /// <remarks>All registered interfaces <b>MUST</b> inherit from MarshalByRefObject and use only serialisable types.</remarks> | ||
42 | public T RequestInterface<T>() | ||
43 | { | ||
44 | if (m_interfaces.ContainsKey(typeof (T))) | ||
45 | return (T) m_interfaces[typeof (T)]; | ||
46 | |||
47 | throw new NotSupportedException("No such interface registered."); | ||
48 | } | ||
49 | } | ||
50 | } \ No newline at end of file | ||