1 karl 1.50 //%2006////////////////////////////////////////////////////////////////////////
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2 mday 1.1 //
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3 karl 1.41 // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
4 // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
5 // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.;
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6 karl 1.39 // IBM Corp.; EMC Corporation, The Open Group.
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7 karl 1.41 // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
8 // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.
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9 karl 1.42 // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
10 // EMC Corporation; VERITAS Software Corporation; The Open Group.
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11 karl 1.50 // Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.;
12 // EMC Corporation; Symantec Corporation; The Open Group.
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13 mday 1.1 //
14 // Permission is hereby granted, free of charge, to any person obtaining a copy
15 // of this software and associated documentation files (the "Software"), to
16 // deal in the Software without restriction, including without limitation the
17 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
18 // sell copies of the Software, and to permit persons to whom the Software is
19 // furnished to do so, subject to the following conditions:
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20 karl 1.50 //
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21 mday 1.1 // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
22 // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
23 // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
24 // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
25 // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
26 // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
27 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 //
30 //==============================================================================
31 //
32 // Author: Mike Day (mdday@us.ibm.com)
33 //
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34 david.dillard 1.45 // Modified By: David Dillard, VERITAS Software Corp.
35 // (david.dillard@veritas.com)
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36 jim.wunderlich 1.49 // Jim Wunderlich (Jim_Wunderlich@prodigy.net)
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37 mday 1.1 //
38 //%/////////////////////////////////////////////////////////////////////////////
39
40 #ifndef Pegasus_MessageQueue_Service_h
41 #define Pegasus_MessageQueue_Service_h
42
43 #include <Pegasus/Common/Config.h>
44 #include <Pegasus/Common/Message.h>
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45 kumpf 1.34 #include <Pegasus/Common/InternalException.h>
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46 mday 1.1 #include <Pegasus/Common/IPC.h>
47 #include <Pegasus/Common/Thread.h>
48 #include <Pegasus/Common/AsyncOpNode.h>
49 #include <Pegasus/Common/Cimom.h>
50 #include <Pegasus/Common/CimomMessage.h>
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51 kumpf 1.33 #include <Pegasus/Common/Linkage.h>
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52 mday 1.1
53 PEGASUS_NAMESPACE_BEGIN
54
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55 mday 1.10 extern const Uint32 CIMOM_Q_ID;
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56 mday 1.9
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57 mday 1.3 class message_module;
58
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59 mday 1.1 class PEGASUS_COMMON_LINKAGE MessageQueueService : public MessageQueue
60 {
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61 david.dillard 1.45 public:
62
63 typedef MessageQueue Base;
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64 mday 1.1
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65 david.dillard 1.45 MessageQueueService(const char *name,
66 Uint32 queueID = MessageQueue::getNextQueueId(),
67 Uint32 capabilities = 0,
68 Uint32 mask = message_mask::type_cimom |
69 message_mask::type_service |
70 message_mask::ha_request |
71 message_mask::ha_reply |
72 message_mask::ha_async );
73
74 virtual ~MessageQueueService();
75
76 virtual Boolean isAsync() const { return true; }
77
78 // enqueue may throw an IPCException
79 virtual void enqueue(Message *);
80
81 AsyncReply *SendWait(AsyncRequest *request);
82 Boolean SendAsync(AsyncOpNode *op,
83 Uint32 destination,
84 void (*callback)(AsyncOpNode *, MessageQueue *, void *),
85 MessageQueue *callback_q,
86 david.dillard 1.45 void *callback_ptr);
87
88 Boolean SendAsync(Message *msg,
89 Uint32 destination,
90 void (*callback)(Message *response, void *handle, void *parameter),
91 void *handle,
92 void *parameter);
93
94 Boolean SendForget(Message *msg);
95 Boolean ForwardOp(AsyncOpNode *, Uint32 destination);
96
97
98 Boolean register_service(String name, Uint32 capabilities, Uint32 mask);
99 Boolean update_service(Uint32 capabilities, Uint32 mask);
100 Boolean deregister_service();
101 virtual void _shutdown_incoming_queue();
102
103 void find_services(String name,
104 Uint32 capabilities,
105 Uint32 mask,
106 Array<Uint32> *results);
107 david.dillard 1.45 void enumerate_service(Uint32 queue, message_module *result);
108 Uint32 get_next_xid();
109 static AsyncOpNode *get_op();
110 void return_op(AsyncOpNode *op);
111
112 Boolean operator ==(const MessageQueueService & svce) const
113 {
114 return operator==((const void *)&svce);
115 }
116
117 Boolean operator ==(const void *svce) const
118 {
119 if((const void *)this == svce)
120 return true;
121 return false;
122 }
123
124 static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL polling_routine(void *);
125 static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL kill_idle_threads(void *);
126 static ThreadPool *get_thread_pool();
127
128 david.dillard 1.45 Uint32 _mask;
129 AtomicInt _die;
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130 konrad.r 1.48 AtomicInt _threads;
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131 jim.wunderlich 1.49 Uint32 getIncomingCount() {return _incoming.count(); }
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132 david.dillard 1.45
133 protected:
134 virtual Boolean accept_async(AsyncOpNode *op);
135 virtual Boolean messageOK(const Message *msg);
136 virtual void handleEnqueue() = 0;
137 virtual void handleEnqueue(Message *) = 0;
138 Boolean _enqueueResponse(Message *, Message *);
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139 mday 1.22 // virtual void _handle_incoming_operation(AsyncOpNode *operation, Thread *thread, MessageQueue *queue);
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140 david.dillard 1.45 virtual void _handle_incoming_operation(AsyncOpNode *);
141
142 virtual void _handle_async_request(AsyncRequest *req);
143 virtual void _handle_async_callback(AsyncOpNode *operation);
144 virtual void _make_response(Message *req, Uint32 code);
145
146 virtual void handle_heartbeat_request(AsyncRequest *req);
147 virtual void handle_heartbeat_reply(AsyncReply *rep);
148
149 virtual void handle_AsyncIoctl(AsyncIoctl *req);
150 virtual void handle_CimServiceStart(CimServiceStart *req);
151 virtual void handle_CimServiceStop(CimServiceStop *req);
152 virtual void handle_CimServicePause(CimServicePause *req);
153 virtual void handle_CimServiceResume(CimServiceResume *req);
154
155 virtual void handle_AsyncOperationStart(AsyncOperationStart *req);
156 virtual void handle_AsyncOperationResult(AsyncOperationResult *rep);
157 virtual void handle_AsyncLegacyOperationStart(AsyncLegacyOperationStart *req);
158 virtual void handle_AsyncLegacyOperationResult(AsyncLegacyOperationResult *rep);
159
160 void _completeAsyncResponse(AsyncRequest *request,
161 david.dillard 1.45 AsyncReply *reply,
162 Uint32 state,
163 Uint32 flag);
164 void _complete_op_node(AsyncOpNode *, Uint32, Uint32, Uint32);
165
166 static cimom *_meta_dispatcher;
167 static AtomicInt _service_count;
168 static Mutex _meta_dispatcher_mutex;
169
170 private:
171 AsyncDQueue<AsyncOpNode> _incoming;
172 static Thread* _polling_thread;
173 static Semaphore _polling_sem;
174 static AtomicInt _stop_polling;
175 static AtomicInt _check_idle_flag;
176
177 static DQueue<MessageQueueService> _polling_list;
178
179 static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL _req_proc(void *);
180
181 static void _sendwait_callback(AsyncOpNode *, MessageQueue *, void *);
182 david.dillard 1.45
183 AtomicInt _incoming_queue_shutdown;
184
185 protected:
186 static ThreadPool *_thread_pool;
187
188 private:
189 struct timeval _default_op_timeout;
190 static AtomicInt _xid;
191 friend class cimom;
192 friend class CIMServer;
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193 mday 1.1 };
194
195 PEGASUS_NAMESPACE_END
196
197 #endif /* Pegasus_MessageQueue_Service_h */
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