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
|
// $Id$
#include "IR_Helper.h"
#include "ace/Get_Opt.h"
#include "ace/Read_Buffer.h"
#include "orbsvcs/PingS.h"
#include "tao/IIOP_Profile.h"
class Ping_i: public POA_Ping_Object
// = TITLE
// Ping Object Implementation
//
// = DESCRIPTION
// Implementation Repository uses this to check to see if the server
// is still running.
{
public:
Ping_i (int debug = 0) : debug_ (debug) {}
virtual void ping (CORBA::Environment &env = CORBA_Environment::default_environment ())
{
if (this->debug_)
ACE_DEBUG ((LM_DEBUG, "Pong!\n"));
ACE_UNUSED_ARG (env);
// Does nothing, just returns.
}
private:
int debug_;
};
IR_Helper::IR_Helper (char *server_name,
PortableServer::POA_ptr poa,
CORBA::ORB_ptr orb,
int debug)
: name_ (ACE::strnew (server_name)),
ir_key_ (0),
ir_addr_ (0),
ping_ (new Ping_i (debug)),
implrepo_ (0),
poa_ (poa),
orb_ (orb),
debug_ (debug)
{
TAO_TRY
{
this->read_ir_ior (TAO_TRY_ENV);
TAO_CHECK_ENV;
// Resolve the IR.
CORBA::Object_var implrepo_object =
this->orb_->string_to_object (this->ir_key_, TAO_TRY_ENV);
TAO_CHECK_ENV;
if (CORBA::is_nil (implrepo_object.in ()))
ACE_ERROR ((LM_ERROR,
"invalid implrepo key <%s>\n",
this->ir_key_));
this->implrepo_ =
Implementation_Repository::_narrow (implrepo_object.in(), TAO_TRY_ENV);
TAO_CHECK_ENV;
// Now register the Ping Object
PortableServer::ObjectId_var ping_id =
PortableServer::string_to_ObjectId ("ping");
this->poa_->activate_object_with_id (ping_id.in (),
this->ping_,
TAO_TRY_ENV);
TAO_CHECK_ENV;
this->ping_ptr_ =
this->poa_->id_to_reference (ping_id.in (),
TAO_TRY_ENV);
TAO_CHECK_ENV;
}
TAO_CATCHANY
{
TAO_TRY_ENV.print_exception ("IR_Helper::IR_Helper");
return;
}
TAO_ENDTRY;
}
IR_Helper::~IR_Helper ()
{
delete this->name_;
delete this->ir_key_;
// @@ Delete the two objects
}
int
IR_Helper::register_server (const char *comm_line,
const char *environment,
const char *working_dir,
CORBA_Environment &TAO_IN_ENV)
{
TAO_TRY
{
CORBA::Object_var implrepo_object =
this->orb_->string_to_object (this->ir_key_, TAO_TRY_ENV);
TAO_CHECK_ENV;
Implementation_Repository *ImplRepo =
Implementation_Repository::_narrow (implrepo_object.in(), TAO_TRY_ENV);
TAO_CHECK_ENV;
if (CORBA::is_nil (implrepo_object.in ()))
ACE_ERROR_RETURN ((LM_ERROR,
"invalid implrepo key <%s>\n",
this->ir_key_),
-1);
Implementation_Repository::Process_Options proc_opts;
proc_opts.command_line_ = CORBA::string_dup (comm_line);
proc_opts.environment_ = CORBA::string_dup (environment);
proc_opts.working_directory_ = CORBA::string_dup (working_dir);
ImplRepo->reregister_server (this->name_, proc_opts, TAO_TRY_ENV);
}
TAO_CATCHANY
{
TAO_TRY_ENV.print_exception ("IR_Helper::register_server");
return -1;
}
TAO_ENDTRY;
return 0;
}
int
IR_Helper::read_ir_ior (CORBA_Environment &TAO_IN_ENV)
{
ACE_UNUSED_ARG (TAO_IN_ENV);
// Open the file for reading.
// @@ Hard-coded name is bad. Need to fix.
ACE_HANDLE f_handle_ = ACE_OS::open ("implrepo.ior", 0);
if (f_handle_ == ACE_INVALID_HANDLE)
ACE_ERROR_RETURN ((LM_ERROR,
"Unable to open %s for writing: implrepo.ior\n"),
-1);
ACE_Read_Buffer ior_buffer (f_handle_);
this->ir_key_ = ior_buffer.read ();
if (this->ir_key_ == 0)
ACE_ERROR_RETURN ((LM_ERROR,
"Unable to allocate memory to read ior: %p\n"),
-1);
ACE_OS::close (f_handle_);
return 0;
}
void
IR_Helper::notify_startup (CORBA_Environment &TAO_IN_ENV)
{
// Get our host and port and convert it to something we can use.
ACE_INET_Addr my_addr = TAO_ORB_Core_instance ()->orb_params ()->addr ();
Implementation_Repository::INET_Addr my_ir_addr;
my_ir_addr.port_ = my_addr.get_port_number ();
my_ir_addr.host_ = CORBA::string_dup (my_addr.get_host_name ());
TAO_TRY
{
delete this->ir_addr_;
this->ir_addr_ = this->implrepo_->server_is_running (this->name_,
my_ir_addr,
this->ping_ptr_,
TAO_TRY_ENV);
TAO_CHECK_ENV;
}
TAO_CATCHANY
{
TAO_RETHROW;
}
TAO_ENDTRY;
}
// Notify the IR that the server has been shut down.
void
IR_Helper::notify_shutdown (CORBA_Environment &TAO_IN_ENV)
{
TAO_TRY
{
this->implrepo_->server_is_shutting_down (this->name_, TAO_TRY_ENV);
TAO_CHECK_ENV;
}
TAO_CATCHANY
{
TAO_RETHROW;
}
TAO_ENDTRY;
}
void
IR_Helper::change_object (CORBA::Object_ptr obj, CORBA_Environment &TAO_IN_ENV)
{
if ( obj
&& obj->_stubobj ()
&& obj->_stubobj ()->profile_in_use ()
&& this->implrepo_
&& this->implrepo_->_stubobj ()
&& this->implrepo_->_stubobj ()->profile_in_use () )
{
TAO_IIOP_Profile *implrepo_pfile =
ACE_dynamic_cast (TAO_IIOP_Profile *,
this->implrepo_->_stubobj ()->profile_in_use ());
TAO_IIOP_Profile *iiop_pfile =
ACE_dynamic_cast (TAO_IIOP_Profile *,
obj->_stubobj ()->profile_in_use ());
// @@ Only same host for now
iiop_pfile->port (implrepo_pfile->port ());
}
}
|
