1 karl 1.39 //%2003////////////////////////////////////////////////////////////////////////
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2 mday 1.1 //
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3 karl 1.39 // 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.;
6 // IBM Corp.; EMC Corporation, The Open Group.
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7 mday 1.1 //
8 // Permission is hereby granted, free of charge, to any person obtaining a copy
9 // of this software and associated documentation files (the "Software"), to
10 // deal in the Software without restriction, including without limitation the
11 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
12 // sell copies of the Software, and to permit persons to whom the Software is
13 // furnished to do so, subject to the following conditions:
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14 karl 1.39 //
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15 mday 1.1 // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
16 // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
17 // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
18 // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
19 // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
20 // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
21 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
22 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 //
24 //==============================================================================
25 //
26 // Author: Mike Day (mdday@us.ibm.com)
27 //
28 // Modified By:
29 //
30 //%/////////////////////////////////////////////////////////////////////////////
31
32 #ifndef Pegasus_MessageQueue_Service_h
33 #define Pegasus_MessageQueue_Service_h
34
35 #include <Pegasus/Common/Config.h>
36 mday 1.1 #include <Pegasus/Common/Message.h>
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37 kumpf 1.34 #include <Pegasus/Common/InternalException.h>
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38 mday 1.1 #include <Pegasus/Common/IPC.h>
39 #include <Pegasus/Common/Thread.h>
40 #include <Pegasus/Common/AsyncOpNode.h>
41 #include <Pegasus/Common/Cimom.h>
42 #include <Pegasus/Common/CimomMessage.h>
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43 kumpf 1.33 #include <Pegasus/Common/Linkage.h>
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44 mday 1.1
45 PEGASUS_NAMESPACE_BEGIN
46
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47 mday 1.10 extern const Uint32 CIMOM_Q_ID;
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48 mday 1.9
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49 mday 1.3 class message_module;
50
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51 mday 1.1 class PEGASUS_COMMON_LINKAGE MessageQueueService : public MessageQueue
52 {
53 public:
54
55 typedef MessageQueue Base;
56
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57 kumpf 1.23 MessageQueueService(const char *name,
58 Uint32 queueID = MessageQueue::getNextQueueId(),
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59 mday 1.10 Uint32 capabilities = 0,
60 Uint32 mask = message_mask::type_cimom |
61 message_mask::type_service |
62 message_mask::ha_request |
63 message_mask::ha_reply |
64 message_mask::ha_async ) ;
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65 mday 1.1
66 virtual ~MessageQueueService(void);
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67 mday 1.20
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68 mday 1.10 virtual Boolean isAsync(void) { return true; }
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69 kumpf 1.40
70 // enqueue may throw an IPCException
71 virtual void enqueue(Message *);
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72 mday 1.15
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73 mday 1.3 AsyncReply *SendWait(AsyncRequest *request);
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74 mday 1.14 Boolean SendAsync(AsyncOpNode *op,
75 Uint32 destination,
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76 mday 1.18 void (*callback)(AsyncOpNode *, MessageQueue *, void *),
77 MessageQueue *callback_q,
78 void *callback_ptr);
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79 mday 1.24
80 Boolean SendAsync(Message *msg,
81 Uint32 destination,
82 void (*callback)(Message *response, void *handle, void *parameter),
83 void *handle,
84 void *parameter);
85
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86 mday 1.25 Uint32 get_pending_callback_count(void);
87
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88 mday 1.12 Boolean SendForget(Message *msg);
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89 mday 1.17 Boolean ForwardOp(AsyncOpNode *, Uint32 destination);
90
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91 mday 1.19
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92 mday 1.1 Boolean register_service(String name, Uint32 capabilities, Uint32 mask);
93 Boolean update_service(Uint32 capabilities, Uint32 mask);
94 Boolean deregister_service(void);
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95 mday 1.6 virtual void _shutdown_incoming_queue(void);
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96 mday 1.20
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97 mday 1.1 void find_services(String name,
98 Uint32 capabilities,
99 Uint32 mask,
100 Array<Uint32> *results);
101 void enumerate_service(Uint32 queue, message_module *result);
102 Uint32 get_next_xid(void);
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103 mday 1.27 static AsyncOpNode *get_op(void);
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104 mday 1.1 void return_op(AsyncOpNode *op);
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105 mday 1.15
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106 mday 1.27 Boolean operator ==(const MessageQueueService & svce)
107 {
108 return operator==((const void *)&svce);
109 }
110 Boolean operator ==(const void *svce)
111 {
112 if((void *)this == svce)
113 return true;
114 return false;
115 }
116
117 static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL polling_routine(void *);
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118 mday 1.36 static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL kill_idle_threads(void *);
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119 mday 1.27 static int pooled_threads(void)
120 {
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121 mday 1.29 return _thread_pool->running_count() + _thread_pool->dead_count() + _thread_pool->pool_count();
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122 mday 1.27 }
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123 mday 1.36 static ThreadPool *get_thread_pool(void);
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124 mday 1.38 static void force_shutdown(Boolean destroy_flag = false);
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125 mday 1.27
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126 mday 1.1 Uint32 _mask;
127 AtomicInt _die;
128 protected:
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129 mday 1.19 virtual Boolean accept_async(AsyncOpNode *op);
130 virtual Boolean messageOK(const Message *msg) ;
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131 mday 1.16 virtual void handleEnqueue(void) = 0;
132 virtual void handleEnqueue(Message *) = 0;
133 Boolean _enqueueResponse(Message *, Message *);
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134 mday 1.22 // virtual void _handle_incoming_operation(AsyncOpNode *operation, Thread *thread, MessageQueue *queue);
135 virtual void _handle_incoming_operation(AsyncOpNode *);
136
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137 mday 1.3 virtual void _handle_async_request(AsyncRequest *req);
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138 mday 1.15 virtual void _handle_async_callback(AsyncOpNode *operation);
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139 mday 1.12 virtual void _make_response(Message *req, Uint32 code);
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140 mday 1.13
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141 mday 1.19
142 virtual void handle_heartbeat_request(AsyncRequest *req);
143 virtual void handle_heartbeat_reply(AsyncReply *rep);
144
145 virtual void handle_AsyncIoctl(AsyncIoctl *req);
146 virtual void handle_CimServiceStart(CimServiceStart *req);
147 virtual void handle_CimServiceStop(CimServiceStop *req);
148 virtual void handle_CimServicePause(CimServicePause *req);
149 virtual void handle_CimServiceResume(CimServiceResume *req);
150
151 virtual void handle_AsyncOperationStart(AsyncOperationStart *req);
152 virtual void handle_AsyncOperationResult(AsyncOperationResult *rep);
153 virtual void handle_AsyncLegacyOperationStart(AsyncLegacyOperationStart *req);
154 virtual void handle_AsyncLegacyOperationResult(AsyncLegacyOperationResult *rep);
155
156 void _completeAsyncResponse(AsyncRequest *request,
157 AsyncReply *reply,
158 Uint32 state,
159 Uint32 flag);
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160 mday 1.20 void _complete_op_node(AsyncOpNode *, Uint32, Uint32, Uint32);
161
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162 mday 1.19
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163 mday 1.10 static cimom *_meta_dispatcher;
164 static AtomicInt _service_count;
165 static Mutex _meta_dispatcher_mutex;
166
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167 mday 1.1 private:
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168 mday 1.12
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169 mday 1.5 AsyncDQueue<AsyncOpNode> _incoming;
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170 mday 1.24 DQueue<AsyncOpNode> _callback;
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171 kumpf 1.31 static Thread* _polling_thread;
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172 mday 1.27 static Semaphore _polling_sem;
173 static AtomicInt _stop_polling;
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174 mday 1.36 static AtomicInt _check_idle_flag;
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175 mday 1.27
176 static DQueue<MessageQueueService> _polling_list;
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177 mday 1.20
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178 mday 1.3 static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL _req_proc(void *);
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179 mday 1.24 static PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL _callback_proc(void *);
180
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181 mday 1.21 static void _sendwait_callback(AsyncOpNode *, MessageQueue *, void *);
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182 mday 1.30
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183 mday 1.6 AtomicInt _incoming_queue_shutdown;
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184 mday 1.24 Semaphore _callback_ready;
185
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186 mday 1.3 Thread _req_thread;
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187 mday 1.24 Thread _callback_thread;
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188 mday 1.27 protected:
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189 mday 1.29 static ThreadPool *_thread_pool;
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190 mday 1.27 private:
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191 mday 1.1 struct timeval _default_op_timeout;
192 static AtomicInt _xid;
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193 mday 1.19 friend class cimom;
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194 mday 1.36 friend class CIMServer;
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195 mday 1.37 friend class monitor_2;
196
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197 mday 1.1 };
198
199 PEGASUS_NAMESPACE_END
200
201 #endif /* Pegasus_MessageQueue_Service_h */
202
203
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MessageQueueService.h
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