1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
|
// $Id$
#include "Plugin_Manager.h"
#include "Logger/Log_Macros.h"
#include "Deployment/Deployment_PlanErrorC.h"
#include "DAnCE/DAnCE_LocalityManagerC.h"
#include "DAnCE/DAnCE_DeploymentInterceptorsC.h"
namespace DAnCE
{
Plugin_Manager::Plugin_Manager (void)
{
}
Plugin_Manager::~Plugin_Manager (void)
{
}
void
Plugin_Manager::set_configuration (const Deployment::Properties &config)
{
this->config_ = config;
}
const char *
Plugin_Manager::register_installation_handler (const ACE_TCHAR *artifact,
const ACE_TCHAR *entrypoint)
{
if (!artifact || !entrypoint)
{
DANCE_ERROR (1, (LM_ERROR, DLINFO
ACE_TEXT ("Plugin_Manager::register_installation_handler - ")
ACE_TEXT ("Must provide non-nill artifact and entrypoint names\n")));
throw ::Deployment::PlanError ("",
"Invalid parameters for plug-in installation");
}
DANCE_DEBUG (6, (LM_DEBUG, DLINFO
ACE_TEXT ("Plugin_Manager::register_installation_handler - ")
ACE_TEXT ("Loading plugin from <%s>:<%s>\n"),
artifact,
entrypoint));
ACE_DLL plugin_dll;
if (plugin_dll.open (artifact,
ACE_DEFAULT_SHLIB_MODE,
false) != 0)
{
const ACE_TCHAR *error = plugin_dll.error ();
DANCE_ERROR (1, (LM_ERROR, DLINFO
ACE_TEXT ("Plugin_Manager::register_installation_handler - ")
ACE_TEXT ("Error while loading artifact <%s>: %s\n"),
artifact,
error));
throw ::Deployment::PlanError (ACE_TEXT_ALWAYS_CHAR (artifact),
ACE_TEXT_ALWAYS_CHAR (error));
}
DANCE_DEBUG (9, (LM_TRACE, DLINFO
ACE_TEXT ("Plugin_Manager::register_installation_handler - ")
ACE_TEXT ("Loading artifact <%s> successfully loaded.\n"),
artifact));
void *void_ptr = plugin_dll.symbol (entrypoint);
ptrdiff_t tmp_ptr = reinterpret_cast <ptrdiff_t> (void_ptr);
typedef ::DAnCE::InstanceDeploymentHandler_ptr (*PluginFactory) (void);
PluginFactory pcreator = reinterpret_cast<PluginFactory> (tmp_ptr);
if (!pcreator)
{
DANCE_ERROR (1, (LM_ERROR, DLINFO
ACE_TEXT ("Plugin_Manager::register_installation_handler - ")
ACE_TEXT ("Unable to load plugin <%s>:<%s>\n"),
artifact,
entrypoint));
throw ::Deployment::PlanError (ACE_TEXT_ALWAYS_CHAR (artifact),
"Invalid entrypoint");
}
::DAnCE::InstanceDeploymentHandler_var plugin = pcreator ();
if (CORBA::is_nil (plugin))
{
DANCE_ERROR (1, (LM_ERROR, DLINFO
ACE_TEXT ("Plugin_Manager::register_installation_handler - ")
ACE_TEXT ("Unable to load plugin <%s>:<%s>, nil result from factory\n"),
artifact,
entrypoint));
throw ::Deployment::PlanError (ACE_TEXT_ALWAYS_CHAR (artifact),
"Nil result from factory");
}
DANCE_DEBUG (9, (LM_TRACE, DLINFO
ACE_TEXT ("Plugin_Manager::register_installation_handler - ")
ACE_TEXT ("Successfully created installation handler from <%s>:<%s>.\n"),
artifact,
entrypoint));
try
{
plugin->configure (this->config_);
CORBA::String_var instance_type = plugin->instance_type ();
this->handler_map_[instance_type.in ()] = plugin._retn ();
DANCE_DEBUG (6, (LM_INFO, DLINFO
ACE_TEXT ("Plugin_Manager::register_installation_handler - ")
ACE_TEXT ("Successfully created installation handler for instance type <%C>\n"),
instance_type.in ()));
return instance_type.in ();
}
catch (const CORBA::Exception &ex)
{
DANCE_ERROR (1, (LM_ERROR, DLINFO
ACE_TEXT ("Plugin_Manager::register_installation_handler - ")
ACE_TEXT ("CORBA Exception caught while loading artifact <%s>:<%s> - %C\n"),
artifact,
entrypoint,
ex._info ().c_str ()));
throw ::Deployment::PlanError (ACE_TEXT_ALWAYS_CHAR (artifact),
ex._info ().c_str ());
}
catch (...)
{
DANCE_ERROR (1, (LM_ERROR, DLINFO
ACE_TEXT ("Plugin_Manager::register_installation_handler - ")
ACE_TEXT ("Unknown C++ exception while configuring plugin from <%s>:<%s>\n"),
artifact,
entrypoint));
throw ::Deployment::PlanError (ACE_TEXT_ALWAYS_CHAR (artifact),
"Unknown C++ exception during handler configuration\n");
}
}
void
Plugin_Manager::register_interceptor (const ACE_TCHAR *artifact,
const ACE_TCHAR *entrypoint)
{
if (!artifact || !entrypoint)
{
DANCE_ERROR (1, (LM_ERROR, DLINFO
ACE_TEXT ("Plugin_Manager::register_interceptor - ")
ACE_TEXT ("Must provide non-nill artifact and entrypoint names\n")));
throw ::Deployment::PlanError ("",
"Invalid parameters for plug-in installation");
}
DANCE_DEBUG (6, (LM_DEBUG, DLINFO
ACE_TEXT ("Plugin_Manager::register_interceptor - ")
ACE_TEXT ("Loading plugin from <%s>:<%s>\n"),
artifact,
entrypoint));
ACE_DLL plugin_dll;
if (plugin_dll.open (artifact,
ACE_DEFAULT_SHLIB_MODE,
false) != 0)
{
const ACE_TCHAR *error = plugin_dll.error ();
DANCE_ERROR (1, (LM_ERROR, DLINFO
ACE_TEXT ("Plugin_Manager::register_interceptor - ")
ACE_TEXT ("Error while loading artifact <%s>: %s\n"),
artifact,
error));
throw ::Deployment::PlanError (ACE_TEXT_ALWAYS_CHAR (artifact),
ACE_TEXT_ALWAYS_CHAR (error));
}
DANCE_DEBUG (9, (LM_TRACE, DLINFO
ACE_TEXT ("Plugin_Manager::register_interceptor - ")
ACE_TEXT ("Loading artifact <%s> successfully loaded.\n"),
artifact));
void *void_ptr = plugin_dll.symbol (entrypoint);
ptrdiff_t tmp_ptr = reinterpret_cast <ptrdiff_t> (void_ptr);
typedef ::DAnCE::DeploymentInterceptor_ptr (*PluginFactory) (void);
PluginFactory pcreator = reinterpret_cast<PluginFactory> (tmp_ptr);
if (!pcreator)
{
DANCE_ERROR (1, (LM_ERROR, DLINFO
ACE_TEXT ("Plugin_Manager::register_interceptor - ")
ACE_TEXT ("Unable to load plugin <%s>:<%s>\n"),
artifact,
entrypoint));
throw ::Deployment::PlanError (ACE_TEXT_ALWAYS_CHAR (artifact),
"Invalid entrypoint");
}
::DAnCE::DeploymentInterceptor_var plugin = pcreator ();
if (CORBA::is_nil (plugin))
{
DANCE_ERROR (1, (LM_ERROR, DLINFO
ACE_TEXT ("Plugin_Manager::register_interceptor - ")
ACE_TEXT ("Unable to load interceptor <%s>:<%s>, nil result from factory\n"),
artifact,
entrypoint));
throw ::Deployment::PlanError (ACE_TEXT_ALWAYS_CHAR (artifact),
"Nil result from factory");
}
DANCE_DEBUG (9, (LM_TRACE, DLINFO
ACE_TEXT ("Plugin_Manager::register_interceptor - ")
ACE_TEXT ("Successfully created deployment interceptor from <%s>:<%s>.\n"),
artifact,
entrypoint));
try
{
plugin->configure (this->config_);
::DAnCE::InstanceInstallation_var install;
if (!CORBA::is_nil (install = ::DAnCE::InstanceInstallation::_narrow (plugin)))
{
DANCE_DEBUG (6, (LM_INFO, DLINFO
ACE_TEXT ("Plugin_Manager::register_interceptor - ")
ACE_TEXT ("Successfully created installation interceptor\n")));
this->inst_interceptors_.push_back (install._retn ());
return;
}
::DAnCE::InstanceConnection_var conn;
if (!CORBA::is_nil (install = ::DAnCE::InstanceInstallation::_narrow (plugin)))
{
DANCE_DEBUG (6, (LM_INFO, DLINFO
ACE_TEXT ("Plugin_Manager::register_interceptor - ")
ACE_TEXT ("Successfully created connection interceptor\n")));
}
this->conn_interceptors_.push_back (conn._retn ());
return;
::DAnCE::PlanPreprocessing_var pp;
if (!CORBA::is_nil (install = ::DAnCE::InstanceInstallation::_narrow (plugin)))
{
DANCE_DEBUG (6, (LM_INFO, DLINFO
ACE_TEXT ("Plugin_Manager::register_interceptor - ")
ACE_TEXT ("Successfully created preprocessing interceptor\n")));
this->pp_interceptors_.push_back (pp._retn ());
return;
}
}
catch (const CORBA::Exception &ex)
{
DANCE_ERROR (1, (LM_ERROR, DLINFO
ACE_TEXT ("Plugin_Manager::register_interceptor - ")
ACE_TEXT ("CORBA Exception caught while loading artifact <%s>:<%s> - %C\n"),
artifact,
entrypoint,
ex._info ().c_str ()));
throw ::Deployment::PlanError (ACE_TEXT_ALWAYS_CHAR (artifact),
ex._info ().c_str ());
}
catch (...)
{
DANCE_ERROR (1, (LM_ERROR, DLINFO
ACE_TEXT ("Plugin_Manager::register_interceptor - ")
ACE_TEXT ("Unknown C++ exception while configuring plugin from <%s>:<%s>\n"),
artifact,
entrypoint));
throw ::Deployment::PlanError (ACE_TEXT_ALWAYS_CHAR (artifact),
"Unknown C++ exception during handler configuration\n");
}
}
::DAnCE::InstanceDeploymentHandler_ptr
Plugin_Manager::fetch_installation_handler (const char *instance_type)
{
if (instance_type == 0)
{
return 0;
}
HANDLER_MAP::iterator i;
if ((i = this->handler_map_.find (instance_type)) ==
this->handler_map_.end ())
{
DANCE_ERROR (1, (LM_ERROR, DLINFO
ACE_TEXT ("Plugin_Manager::fetch_installation_handler - ")
ACE_TEXT ("No installation handler for type %C found\n"),
instance_type));
return 0;
}
return ::DAnCE::InstanceDeploymentHandler::_duplicate (i->second);
}
const
Plugin_Manager::INST_INTERCEPTORS &
Plugin_Manager::fetch_installation_interceptors (void)
{
return this->inst_interceptors_;
}
const
Plugin_Manager::CONN_INTERCEPTORS &
Plugin_Manager::fetch_connection_interceptors (void)
{
return this->conn_interceptors_;
}
const
Plugin_Manager::PP_INTERCEPTORS &
Plugin_Manager::fetch_pp_interceptors (void)
{
return this->pp_interceptors_;
}
}
|
