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/Thread.h>
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47 mike 1.53.2.2 #include <Pegasus/Common/ThreadPool.h>
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48 mday 1.1 #include <Pegasus/Common/AsyncOpNode.h>
49 #include <Pegasus/Common/Cimom.h>
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50 mike 1.51 #include <Pegasus/Common/Mutex.h>
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51 mday 1.1 #include <Pegasus/Common/CimomMessage.h>
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52 kumpf 1.33 #include <Pegasus/Common/Linkage.h>
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53 mike 1.53.2.1 #include <Pegasus/Common/Mutex.h>
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54 mday 1.1
55 PEGASUS_NAMESPACE_BEGIN
56
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57 mday 1.10 extern const Uint32 CIMOM_Q_ID;
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58 mday 1.9
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59 mday 1.3 class message_module;
60
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61 mike 1.51
62 class PEGASUS_COMMON_LINKAGE MessageQueueService :
63 public Linkable, public MessageQueue
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64 mday 1.1 {
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65 david.dillard 1.45 public:
66
67 typedef MessageQueue Base;
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68 mday 1.1
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69 david.dillard 1.45 MessageQueueService(const char *name,
70 Uint32 queueID = MessageQueue::getNextQueueId(),
71 Uint32 capabilities = 0,
72 Uint32 mask = message_mask::type_cimom |
73 message_mask::type_service |
74 message_mask::ha_request |
75 message_mask::ha_reply |
76 message_mask::ha_async );
77
78 virtual ~MessageQueueService();
79
80 virtual Boolean isAsync() const { return true; }
81
82 // enqueue may throw an IPCException
83 virtual void enqueue(Message *);
84
85 AsyncReply *SendWait(AsyncRequest *request);
86 Boolean SendAsync(AsyncOpNode *op,
87 Uint32 destination,
88 void (*callback)(AsyncOpNode *, MessageQueue *, void *),
89 MessageQueue *callback_q,
90 david.dillard 1.45 void *callback_ptr);
91
92 Boolean SendAsync(Message *msg,
93 Uint32 destination,
94 void (*callback)(Message *response, void *handle, void *parameter),
95 void *handle,
96 void *parameter);
97
98 Boolean SendForget(Message *msg);
99 Boolean ForwardOp(AsyncOpNode *, Uint32 destination);
100
101
102 Boolean register_service(String name, Uint32 capabilities, Uint32 mask);
103 Boolean update_service(Uint32 capabilities, Uint32 mask);
104 Boolean deregister_service();
105 virtual void _shutdown_incoming_queue();
106
107 void find_services(String name,
108 Uint32 capabilities,
109 Uint32 mask,
110 Array<Uint32> *results);
111 david.dillard 1.45 void enumerate_service(Uint32 queue, message_module *result);
112 static AsyncOpNode *get_op();
113 void return_op(AsyncOpNode *op);
114
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115 mike 1.53.2.1 static ThreadReturnType PEGASUS_THREAD_CDECL polling_routine(void *);
116 static ThreadReturnType PEGASUS_THREAD_CDECL kill_idle_threads(void *);
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117 david.dillard 1.45 static ThreadPool *get_thread_pool();
118
119 Uint32 _mask;
120 AtomicInt _die;
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121 konrad.r 1.48 AtomicInt _threads;
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122 jim.wunderlich 1.49 Uint32 getIncomingCount() {return _incoming.count(); }
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123 david.dillard 1.45
124 protected:
125 virtual Boolean accept_async(AsyncOpNode *op);
126 virtual Boolean messageOK(const Message *msg);
127 virtual void handleEnqueue() = 0;
128 virtual void handleEnqueue(Message *) = 0;
129 Boolean _enqueueResponse(Message *, Message *);
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130 mday 1.22 // virtual void _handle_incoming_operation(AsyncOpNode *operation, Thread *thread, MessageQueue *queue);
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131 david.dillard 1.45 virtual void _handle_incoming_operation(AsyncOpNode *);
132
133 virtual void _handle_async_request(AsyncRequest *req);
134 virtual void _handle_async_callback(AsyncOpNode *operation);
135 virtual void _make_response(Message *req, Uint32 code);
136
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 david.dillard 1.45 AsyncReply *reply,
153 Uint32 state,
154 Uint32 flag);
155 void _complete_op_node(AsyncOpNode *, Uint32, Uint32, Uint32);
156
157 static cimom *_meta_dispatcher;
158 static AtomicInt _service_count;
159 static Mutex _meta_dispatcher_mutex;
160
161 private:
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162 mike 1.51 AsyncQueue<AsyncOpNode> _incoming;
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163 david.dillard 1.45 static Thread* _polling_thread;
164 static Semaphore _polling_sem;
165 static AtomicInt _stop_polling;
166 static AtomicInt _check_idle_flag;
167
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168 mike 1.53.2.1 typedef List<MessageQueueService, Mutex> PollingList;
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169 mike 1.51 static PollingList* _polling_list;
170 static Mutex _polling_list_mutex;
171
172 PollingList* _get_polling_list();
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173 david.dillard 1.45
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174 mike 1.53.2.1 static ThreadReturnType PEGASUS_THREAD_CDECL _req_proc(void *);
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175 david.dillard 1.45
176 static void _sendwait_callback(AsyncOpNode *, MessageQueue *, void *);
177
178 AtomicInt _incoming_queue_shutdown;
179
180 protected:
181 static ThreadPool *_thread_pool;
182
183 private:
184 struct timeval _default_op_timeout;
185 friend class cimom;
186 friend class CIMServer;
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187 mday 1.1 };
188
189 PEGASUS_NAMESPACE_END
190
191 #endif /* Pegasus_MessageQueue_Service_h */
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