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
|
// **********************************************************************
//
// Copyright (c) 2001
// ZeroC, Inc.
// Huntsville, AL, USA
//
// All Rights Reserved
//
// **********************************************************************
#include <IceUtil/UUID.h>
#include <Ice/Ice.h>
#include <Freeze/Freeze.h>
#include <IcePack/Registry.h>
#include <IcePack/AdapterI.h>
#include <IcePack/AdapterFactory.h>
#include <IcePack/ServerRegistryI.h>
#include <IcePack/AdapterRegistryI.h>
#include <IcePack/NodeRegistryI.h>
#include <IcePack/LocatorI.h>
#include <IcePack/LocatorRegistryI.h>
#include <IcePack/AdminI.h>
#include <IcePack/ExceptionFactory.h>
#include <IcePack/TraceLevels.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
using namespace std;
using namespace IcePack;
IcePack::Registry::Registry(const Ice::CommunicatorPtr& communicator) :
_communicator(communicator)
{
}
IcePack::Registry::~Registry()
{
if(_dbEnv)
{
try
{
_dbEnv->close();
}
catch(const Freeze::DBException& ex)
{
Ice::Error out(_communicator->getLogger());
out << ex << ": " << ex.message;
}
catch(const Ice::Exception& ex)
{
Ice::Error out(_communicator->getLogger());
out << ex;
}
catch(...)
{
Ice::Error out(_communicator->getLogger());
out << "unknown exception";
}
_dbEnv = 0;
}
}
bool
IcePack::Registry::start(bool nowarn)
{
assert(_communicator);
Ice::PropertiesPtr properties = _communicator->getProperties();
//
// Initialize the database environment.
//
string dbPath = properties->getProperty("IcePack.Registry.Data");
if(dbPath.empty())
{
Ice::Error out(_communicator->getLogger());
out << "property `IcePack.Registry.Data' is not set";
return false;
}
else
{
struct stat filestat;
if(stat(dbPath.c_str(), &filestat) != 0 || !S_ISDIR(filestat.st_mode))
{
Ice::Error out(_communicator->getLogger());
out << "property `IcePack.Registry.Data' is not set to a valid directory path";
return false;
}
}
_dbEnv = Freeze::initialize(_communicator, dbPath);
//
// Check that required properties are set and valid.
//
if(properties->getProperty("IcePack.Registry.Internal.Endpoints").empty())
{
Ice::Error out(_communicator->getLogger());
out << "property `IcePack.Registry.Internal.Endpoints' is not set";
return false;
}
if(properties->getProperty("IcePack.Registry.Locator.Endpoints").empty())
{
Ice::Error out(_communicator->getLogger());
out << "property `IcePack.Registry.Locator.Endpoints' is not set";
return false;
}
if(properties->getProperty("IcePack.Registry.LocatorRegistry.Endpoints").empty())
{
Ice::Error out(_communicator->getLogger());
out << "property `IcePack.Registry.LocatorRegistry.Endpoints' is not set";
return false;
}
if(!properties->getProperty("IcePack.Registry.Admin.Endpoints").empty())
{
if(!nowarn)
{
Ice::Warning out(_communicator->getLogger());
out << "administrative endpoints `IcePack.Registry.Admin.Endpoints' enabled";
}
}
_communicator->setDefaultLocator(0);
//
// Register IcePack exception factory with the communicator.
//
Ice::UserExceptionFactoryPtr(new ExceptionFactory(_communicator));
TraceLevelsPtr traceLevels = new TraceLevels(properties, _communicator->getLogger());
//
// Create the internal registries (node, server, adapter).
//
properties->setProperty("IcePack.Registry.Internal.AdapterId", "IcePack.Registry.Internal");
Ice::ObjectAdapterPtr registryAdapter = _communicator->createObjectAdapter("IcePack.Registry.Internal");
AdapterFactoryPtr adapterFactory = new AdapterFactory(registryAdapter, traceLevels, _dbEnv);
AdapterRegistryPtr adapterRegistry = new AdapterRegistryI(_dbEnv->openDB("adapterregistry", true), traceLevels);
registryAdapter->add(adapterRegistry, Ice::stringToIdentity("IcePack/AdapterRegistry"));
ServerRegistryPtr serverRegistry = new ServerRegistryI(_dbEnv->openDB("serverregistry", true), traceLevels);
registryAdapter->add(serverRegistry, Ice::stringToIdentity("IcePack/ServerRegistry"));
NodeRegistryPtr nodeRegistry = new NodeRegistryI(_dbEnv->openDB("noderegistry", true), adapterRegistry,
adapterFactory, traceLevels);
registryAdapter->add(nodeRegistry, Ice::stringToIdentity("IcePack/NodeRegistry"));
//
// Create the locator registry adapter and the locator
// registry servant.
//
// NOTE: the locator registry uses the registry object adapter
// to activate standalone object adapters.
//
Ice::ObjectAdapterPtr locatorRegistryAdapter =
_communicator->createObjectAdapter("IcePack.Registry.LocatorRegistry");
Ice::Identity locatorRegistryId;
locatorRegistryId.category = "IcePack";
locatorRegistryId.name = IceUtil::generateUUID();
Ice::LocatorRegistryPrx locatorRegistryPrx = Ice::LocatorRegistryPrx::uncheckedCast(
locatorRegistryAdapter->add(new LocatorRegistryI(adapterRegistry, registryAdapter), locatorRegistryId));
//
// Create the locator registry adapter and the locator
// registry servant.
//
Ice::ObjectAdapterPtr locatorAdapter = _communicator->createObjectAdapter("IcePack.Registry.Locator");
Ice::Identity locatorId;
locatorId.category = "IcePack";
locatorId.name = "Locator";
Ice::LocatorPrx locatorPrx = Ice::LocatorPrx::uncheckedCast(
locatorAdapter->add(new LocatorI(adapterRegistry, locatorRegistryPrx), locatorId));
//
// Create the admin adapter and admin servant.
//
properties->setProperty("IcePack.Registry.Admin.AdapterId", "IcePack.Registry.Admin");
Ice::ObjectAdapterPtr adminAdapter = _communicator->createObjectAdapter("IcePack.Registry.Admin");
AdminPtr admin = new AdminI(_communicator, nodeRegistry, serverRegistry, adapterRegistry);
adminAdapter->add(admin, Ice::stringToIdentity("IcePack/Admin"));
//
// Register the IcePack.Registry.Internal adapter and
// IcePack.Registry.Admin with the adapter registry so that they can
// be located by clients.
//
try
{
adapterRegistry->remove("IcePack.Registry.Internal");
}
catch(const AdapterNotExistException&)
{
}
try
{
adapterRegistry->remove("IcePack.Registry.Admin");
}
catch(const AdapterNotExistException&)
{
}
adapterRegistry->add("IcePack.Registry.Internal", AdapterPrx::uncheckedCast(
locatorRegistryAdapter->addWithUUID(new StandaloneAdapterI())));
adapterRegistry->add("IcePack.Registry.Admin", AdapterPrx::uncheckedCast(
locatorRegistryAdapter->addWithUUID(new StandaloneAdapterI())));
//
// Set the locator on the registry and admin adapter. This should
// cause the adapters to register their endpoints with the locator
// registry.
//
registryAdapter->setLocator(locatorPrx);
adminAdapter->setLocator(locatorPrx);
_communicator->setDefaultLocator(locatorPrx);
//
// We are ready to go!
//
// NOTE: the locator registry adapter must be activated before the
// registry adapter since the registry adapter needs the locator
// to work to register itself on activation.
//
locatorRegistryAdapter->activate();
locatorAdapter->activate();
registryAdapter->activate();
adminAdapter->activate();
return true;
}
|
