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
|
// $Id$
#include "nestea_server_i.h"
#include "tao/IORTable/IORTable.h"
#include "tao/ImR_Client/ImR_Client.h"
#include "tao/debug.h"
#include "tao/PortableServer/Root_POA.h"
#include "ace/Get_Opt.h"
#include "ace/Read_Buffer.h"
#include "ace/OS_NS_stdio.h"
ACE_RCSID(ImplRepo, nestea_server_i, "$Id$")
// The file to save the persistent state to.
const char NESTEA_DATA_FILENAME[] = "nestea.dat";
// The server name of the Nestea Server
const char SERVER_NAME[] = "nestea_server";
const int SELF_DESTRUCT_SECS = 8; // Must coordinate with run_test.pl
Nestea_Server_i::Nestea_Server_i (const char * /*filename*/)
: server_impl_ (0),
ior_output_file_ (0)
{
// Nothing
}
Nestea_Server_i::~Nestea_Server_i (void)
{
delete this->server_impl_;
}
int
Nestea_Server_i::parse_args (void)
{
ACE_Get_Opt get_opts (this->argc_, this->argv_, "do:");
int c;
while ((c = get_opts ()) != -1)
switch (c)
{
case 'd': // debug flag.
TAO_debug_level++;
break;
case 'o': // output the IOR to a file.
this->ior_output_file_ = ACE_OS::fopen (get_opts.opt_arg (), "w");
if (this->ior_output_file_ == 0)
ACE_ERROR_RETURN ((LM_ERROR,
"Unable to open %s for writing: %p\n",
get_opts.opt_arg ()), -1);
break;
case '?': // display help for use of the server.
default:
ACE_ERROR_RETURN ((LM_ERROR,
"usage: %s"
" [-d]"
" [-r]"
" [-o] <ior_output_file>"
"\n",
argv_ [0]),
1);
}
// Indicates successful parsing of command line.
return 0;
}
// The init() method does quite a few things.
//
// - Initialize the ORB
// - Create a persistent POA for the server
// - Activate the POA Manager
// - Activate the servant under the POA
// - Uses the IR helper class to alter the object
// - Creates an IOR from the servant and outputs it to a file
static void printEnvVars() {
char* useimr = ACE_OS::getenv("TAO_USE_IMR");
char* ior = ACE_OS::getenv("ImplRepoServiceIOR");
ACE_OS::printf("nestea_server: TAO_USE_IMR=%s\n", useimr != 0 ? useimr : "<null>");
ACE_OS::printf("nestea_server: ImplRepoServiceIOR=%s\n", ior != 0 ? ior : "<null>");
}
int
Nestea_Server_i::init (int argc, char** argv ACE_ENV_ARG_DECL)
{
printEnvVars();
// Since the Implementation Repository keys off of the POA name, we need
// to use the SERVER_NAME as the POA's name.
const char *poa_name = SERVER_NAME;
ACE_TRY
{
// Initialize the ORB
this->orb_ = CORBA::ORB_init (argc, argv, 0 ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
// Save pointers to the command line arguments
this->argc_ = argc;
this->argv_ = argv;
// Now check the arguments for our options
int retval = this->parse_args ();
if (retval != 0)
return retval;
// Get the POA from the ORB.
CORBA::Object_var obj =
this->orb_->resolve_initial_references ("RootPOA"
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
ACE_ASSERT(! CORBA::is_nil (obj.in ()));
this->root_poa_ = PortableServer::POA::_narrow (obj.in () ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
this->poa_manager_ = this->root_poa_->the_POAManager (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_TRY_CHECK;
// We now need to create a POA with the persistent and user_id policies,
// since they are need for use with the Implementation Repository.
CORBA::PolicyList policies (2);
policies.length (2);
policies[0] =
this->root_poa_->create_id_assignment_policy (PortableServer::USER_ID
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK
policies[1] =
this->root_poa_->create_lifespan_policy (PortableServer::PERSISTENT
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
this->nestea_poa_ =
this->root_poa_->create_POA (poa_name,
this->poa_manager_.in (),
policies
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
// Creation of the new POA is over, so destroy the Policy_ptr's.
for (CORBA::ULong i = 0; i < policies.length (); ++i)
{
CORBA::Policy_ptr policy = policies[i];
policy->destroy (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_TRY_CHECK;
}
ACE_NEW_RETURN (this->server_impl_,
Nestea_i (orb_.in(), NESTEA_DATA_FILENAME),
-1);
PortableServer::ObjectId_var server_id =
PortableServer::string_to_ObjectId ("server");
this->nestea_poa_->activate_object_with_id (server_id.in (),
this->server_impl_
ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
obj = this->nestea_poa_->id_to_reference (server_id.in () ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
CORBA::String_var ior =
this->orb_->object_to_string (obj.in () ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
if (TAO_debug_level > 0)
ACE_DEBUG ((LM_DEBUG, "The IOR is: <%s>\n", ior.in ()));
TAO_Root_POA* tmp_poa = dynamic_cast<TAO_Root_POA*>(nestea_poa_.in());
obj = tmp_poa->id_to_reference_i (server_id.in (), false ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
CORBA::String_var rawior =
this->orb_->object_to_string (obj.in () ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
obj = this->orb_->resolve_initial_references ("IORTable" ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
IORTable::Table_var adapter =
IORTable::Table::_narrow (obj.in () ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
ACE_ASSERT(! CORBA::is_nil (adapter.in ()));
adapter->bind (poa_name, rawior.in() ACE_ENV_ARG_PARAMETER);
ACE_TRY_CHECK;
this->poa_manager_->activate (ACE_ENV_SINGLE_ARG_PARAMETER);
ACE_TRY_CHECK;
if (this->ior_output_file_)
{
ACE_OS::fprintf (this->ior_output_file_, "%s", ior.in ());
ACE_OS::fclose (this->ior_output_file_);
}
}
ACE_CATCHANY
{
ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION, "Nestea_i::init");
ACE_RE_THROW;
}
ACE_ENDTRY;
ACE_CHECK_RETURN (-1);
return 0;
}
int
Nestea_Server_i::run (ACE_ENV_SINGLE_ARG_DECL)
{
int status = 0;
ACE_TRY
{
ACE_Time_Value tv(SELF_DESTRUCT_SECS);
this->orb_->run (tv ACE_ENV_ARG_PARAMETER);
this->root_poa_->destroy(1, 1);
this->orb_->destroy();
}
ACE_CATCHANY
{
status = -1;
ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION, "Nestea_i::run");
ACE_RE_THROW;
}
ACE_ENDTRY;
ACE_CHECK_RETURN (-1);
return status;
}
|
