1 mday 1.27 //%////-*-c++-*-////////////////////////////////////////////////////////////////
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2 mday 1.1 //
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3 kumpf 1.28 // Copyright (c) 2000, 2001, 2002 BMC Software, Hewlett-Packard Company, IBM,
4 // The Open Group, Tivoli Systems
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5 mday 1.1 //
6 // Permission is hereby granted, free of charge, to any person obtaining a copy
7 // of this software and associated documentation files (the "Software"), to
8 // deal in the Software without restriction, including without limitation the
9 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 // sell copies of the Software, and to permit persons to whom the Software is
11 // furnished to do so, subject to the following conditions:
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12 mday 1.27 //
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13 mday 1.1 // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
14 // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
15 // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
16 // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
17 // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
18 // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
19 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
20 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
21 //
22 //==============================================================================
23 //
24 // Author: Mike Day (mdday@us.ibm.com)
25 //
26 // Modified By:
27 //
28 //%/////////////////////////////////////////////////////////////////////////////
29
30 #ifndef Pegasus_MessageQueue_Service_h
31 #define Pegasus_MessageQueue_Service_h
32
33 #include <Pegasus/Common/Config.h>
34 mday 1.1 #include <Pegasus/Common/Message.h>
35 #include <Pegasus/Common/Exception.h>
36 #include <Pegasus/Common/IPC.h>
37 #include <Pegasus/Common/Thread.h>
38 #include <Pegasus/Common/AsyncOpNode.h>
39 #include <Pegasus/Common/Cimom.h>
40 #include <Pegasus/Common/CimomMessage.h>
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41 kumpf 1.33 #include <Pegasus/Common/Linkage.h>
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42 mday 1.1
43 PEGASUS_NAMESPACE_BEGIN
44
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45 mday 1.10 extern const Uint32 CIMOM_Q_ID;
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46 mday 1.9
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47 mday 1.3 class message_module;
48
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49 mday 1.1 class PEGASUS_COMMON_LINKAGE MessageQueueService : public MessageQueue
50 {
51 public:
52
53 typedef MessageQueue Base;
54
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55 kumpf 1.23 MessageQueueService(const char *name,
56 Uint32 queueID = MessageQueue::getNextQueueId(),
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57 mday 1.10 Uint32 capabilities = 0,
58 Uint32 mask = message_mask::type_cimom |
59 message_mask::type_service |
60 message_mask::ha_request |
61 message_mask::ha_reply |
62 message_mask::ha_async ) ;
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63 mday 1.1
64 virtual ~MessageQueueService(void);
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65 mday 1.20
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66 mday 1.10 virtual Boolean isAsync(void) { return true; }
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67 mday 1.20
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68 mday 1.15 virtual void enqueue(Message *) throw(IPCException);
69
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70 mday 1.3 AsyncReply *SendWait(AsyncRequest *request);
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71 mday 1.14 Boolean SendAsync(AsyncOpNode *op,
72 Uint32 destination,
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73 mday 1.18 void (*callback)(AsyncOpNode *, MessageQueue *, void *),
74 MessageQueue *callback_q,
75 void *callback_ptr);
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76 mday 1.24
77 Boolean SendAsync(Message *msg,
78 Uint32 destination,
79 void (*callback)(Message *response, void *handle, void *parameter),
80 void *handle,
81 void *parameter);
82
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83 mday 1.25 Uint32 get_pending_callback_count(void);
84
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85 mday 1.12 Boolean SendForget(Message *msg);
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86 mday 1.17 Boolean ForwardOp(AsyncOpNode *, Uint32 destination);
87
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88 mday 1.19
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89 mday 1.1 Boolean register_service(String name, Uint32 capabilities, Uint32 mask);
90 Boolean update_service(Uint32 capabilities, Uint32 mask);
91 Boolean deregister_service(void);
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92 mday 1.6 virtual void _shutdown_incoming_queue(void);
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93 mday 1.20
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94 mday 1.1 void find_services(String name,
95 Uint32 capabilities,
96 Uint32 mask,
97 Array<Uint32> *results);
98 void enumerate_service(Uint32 queue, message_module *result);
99 Uint32 get_next_xid(void);
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100 mday 1.27 static AsyncOpNode *get_op(void);
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101 mday 1.1 void return_op(AsyncOpNode *op);
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102 mday 1.15
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103 mday 1.27 Boolean operator ==(const MessageQueueService & svce)
104 {
105 return operator==((const void *)&svce);
106 }
107 Boolean operator ==(const void *svce)
108 {
109 if((void *)this == svce)
110 return true;
111 return false;
112 }
113
114 static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL polling_routine(void *);
115 static int kill_idle_threads(void);
116 static int pooled_threads(void)
117 {
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118 mday 1.29 return _thread_pool->running_count() + _thread_pool->dead_count() + _thread_pool->pool_count();
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119 mday 1.27 }
120
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121 mday 1.1 Uint32 _mask;
122 AtomicInt _die;
123 protected:
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124 mday 1.19 virtual Boolean accept_async(AsyncOpNode *op);
125 virtual Boolean messageOK(const Message *msg) ;
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126 mday 1.16 virtual void handleEnqueue(void) = 0;
127 virtual void handleEnqueue(Message *) = 0;
128 Boolean _enqueueResponse(Message *, Message *);
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129 mday 1.22 // virtual void _handle_incoming_operation(AsyncOpNode *operation, Thread *thread, MessageQueue *queue);
130 virtual void _handle_incoming_operation(AsyncOpNode *);
131
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132 mday 1.3 virtual void _handle_async_request(AsyncRequest *req);
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133 mday 1.15 virtual void _handle_async_callback(AsyncOpNode *operation);
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134 mday 1.12 virtual void _make_response(Message *req, Uint32 code);
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135 mday 1.13
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136 mday 1.19
137 virtual void handle_heartbeat_request(AsyncRequest *req);
138 virtual void handle_heartbeat_reply(AsyncReply *rep);
139
140 virtual void handle_AsyncIoctl(AsyncIoctl *req);
141 virtual void handle_CimServiceStart(CimServiceStart *req);
142 virtual void handle_CimServiceStop(CimServiceStop *req);
143 virtual void handle_CimServicePause(CimServicePause *req);
144 virtual void handle_CimServiceResume(CimServiceResume *req);
145
146 virtual void handle_AsyncOperationStart(AsyncOperationStart *req);
147 virtual void handle_AsyncOperationResult(AsyncOperationResult *rep);
148 virtual void handle_AsyncLegacyOperationStart(AsyncLegacyOperationStart *req);
149 virtual void handle_AsyncLegacyOperationResult(AsyncLegacyOperationResult *rep);
150
151 void _completeAsyncResponse(AsyncRequest *request,
152 AsyncReply *reply,
153 Uint32 state,
154 Uint32 flag);
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155 mday 1.20 void _complete_op_node(AsyncOpNode *, Uint32, Uint32, Uint32);
156
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157 mday 1.19
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158 mday 1.10 static cimom *_meta_dispatcher;
159 static AtomicInt _service_count;
160 static Mutex _meta_dispatcher_mutex;
161
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162 mday 1.1 private:
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163 mday 1.12
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164 mday 1.5 AsyncDQueue<AsyncOpNode> _incoming;
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165 mday 1.24 DQueue<AsyncOpNode> _callback;
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166 kumpf 1.31 static Thread* _polling_thread;
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167 mday 1.27 static Semaphore _polling_sem;
168 static AtomicInt _stop_polling;
169
170 static DQueue<MessageQueueService> _polling_list;
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171 mday 1.20
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172 mday 1.3 static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL _req_proc(void *);
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173 mday 1.24 static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL _callback_proc(void *);
174
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175 mday 1.21 static void _sendwait_callback(AsyncOpNode *, MessageQueue *, void *);
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176 mday 1.30
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177 mday 1.6 AtomicInt _incoming_queue_shutdown;
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178 mday 1.24 Semaphore _callback_ready;
179
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180 mday 1.3 Thread _req_thread;
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181 mday 1.24 Thread _callback_thread;
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182 mday 1.27 protected:
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183 mday 1.29 static ThreadPool *_thread_pool;
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184 mday 1.27 private:
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185 mday 1.1 struct timeval _default_op_timeout;
186 static AtomicInt _xid;
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187 mday 1.19 friend class cimom;
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188 mday 1.1 };
189
190 PEGASUS_NAMESPACE_END
191
192 #endif /* Pegasus_MessageQueue_Service_h */
193
194
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MessageQueueService.h
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