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