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 | // Copyright (C) 2023 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Kea Hooks Basic
// Commercial End User License Agreement v2.0. See COPYING file in the premium/
// directory.
/// @file This file contains tests which verify the subnet ping-check
/// configuration cache.
#include <config.h>
#include <config_cache.h><--- Include file: not found. Please note: Cppcheck does not need standard library headers to get proper results.
#include <dhcpsrv/cfgmgr.h>
#include <hooks/callout_manager.h>
#include <hooks/hooks.h>
#include <testutils/gtest_utils.h>
#include <testutils/multi_threading_utils.h>
#include <boost/date_time/posix_time/posix_time.hpp><--- Include file: not found. Please note: Cppcheck does not need standard library headers to get proper results.
#include <gtest/gtest.h><--- Include file: not found. Please note: Cppcheck does not need standard library headers to get proper results.
#include <sstream><--- Include file: not found. Please note: Cppcheck does not need standard library headers to get proper results.
using namespace std;
using namespace isc;
using namespace isc::data;
using namespace isc::dhcp;
using namespace isc::hooks;
using namespace isc::ping_check;
using namespace isc::test;
using namespace boost::posix_time;
namespace {
/// @brief ConfigCache derivation that allows flush time to be modified.
class TestConfigCache : public ConfigCache {
public:
/// @brief Constructor
TestConfigCache() {
}
/// @brief Destructor
virtual ~TestConfigCache() {
}
/// @brief Adjusts the last flush time by the given amount.
///
/// @param offset signed value in seconds to add to cache's last
/// flush time value
void tweakLastFlushTime(int offset) {
setModificationTime(getLastFlushTime() + seconds(offset));
}
};
/// @brief Test fixture for testing ConfigCache.
class ConfigCacheTest : public ::testing::Test {
public:
/// @brief Constructor
ConfigCacheTest() {
isc::util::MultiThreadingMgr::instance().setMode(false);
}
/// @brief Destructor
virtual ~ConfigCacheTest() {
}
/// @brief Verifies construction of a ConfigCache.
void testConstruction() {
// We use a BaseStampedElement to get the current time to ensure we
// are using the same time perspective (currently local) as StampedElements do.
BaseStampedElement now;
ptime start_time = now.getModificationTime();
// Create a new cache.
TestConfigCache configs;
EXPECT_EQ(configs.size(), 0);
// Verify that last_flush_time_ has been set and that the
// cache has no entries.
ptime last_flush_time = configs.getLastFlushTime();
EXPECT_GE(last_flush_time, start_time);
// Verify that looking for an entry in an empty cache
// gracefully finds nothing.
PingCheckConfigPtr fetched_config;
EXPECT_FALSE(configs.findConfig(999, fetched_config));
EXPECT_FALSE(fetched_config);
}
/// @brief Verifies that invalid user-context config is rejected gracefully.
void testInvalidConfig() {
// Create a new cache.
TestConfigCache configs;
EXPECT_EQ(configs.size(), 0);
// An invalid keyword should fail.
std::string json =
R"({
"ping-check" : {
"bogus" : 777
}
})";
ConstElementPtr user_context;
ASSERT_NO_THROW_LOG(user_context = Element::fromJSON(json));
ASSERT_THROW_MSG(configs.parseAndCacheConfig(1, user_context), DhcpConfigError,
"spurious 'bogus' parameter");
EXPECT_EQ(configs.size(), 0);
}
/// @brief Verifies that valid user-context supplied config are cached correctly.
void testValidConfig() {
// Create a new cache.
TestConfigCache configs;
EXPECT_EQ(configs.size(), 0);
// A valid config should get cached.
std::string json =
R"({
"ping-check" : {
"enable-ping-check" : false,
"min-ping-requests" : 2,
"reply-timeout" : 375,
"ping-cltt-secs" : 120,
"ping-channel-threads" : 6
}
})";
ConstElementPtr user_context;
ASSERT_NO_THROW_LOG(user_context = Element::fromJSON(json));
// Verify that we cache a valid config.
PingCheckConfigPtr config;
ASSERT_NO_THROW_LOG(config = configs.parseAndCacheConfig(1, user_context));
ASSERT_TRUE(config);
EXPECT_EQ(configs.size(), 1);
// Verify we can retrieve the cached config.
PingCheckConfigPtr fetched_config;
ASSERT_TRUE(configs.findConfig(1, fetched_config));
EXPECT_EQ(fetched_config, config);
}
/// @brief Verifies that an empty config pointer can be cached.
void testConfigCacheEmptyConfig() {
// Create a new cache.
TestConfigCache configs;
EXPECT_EQ(configs.size(), 0);
// Verify that we can cache an empty config pointer.
PingCheckConfigPtr no_config;
ASSERT_NO_THROW_LOG(configs.cacheConfig(1, no_config));
EXPECT_EQ(configs.size(), 1);
// Verify we can retrieve the cached empty config pointer.
PingCheckConfigPtr fetched_config;
ASSERT_TRUE(configs.findConfig(1, fetched_config));
ASSERT_FALSE(fetched_config);
}
/// @brief Verifies that the cache can be cleared correctly.
void testFlushCache() {
// Create a new cache.
TestConfigCache configs;
EXPECT_EQ(configs.size(), 0);
ptime last_flush_time = configs.getLastFlushTime();
// Now let's wind the clock back on last_flush_time.
configs.tweakLastFlushTime(-1000);
EXPECT_LT(configs.getLastFlushTime(), last_flush_time);
last_flush_time = configs.getLastFlushTime();
// Make a simple valid config.
std::string json =
R"({
"ping-check": {
"enable-ping-check" : true
}
})";
ConstElementPtr user_context;
ASSERT_NO_THROW_LOG(user_context = Element::fromJSON(json));
for (int id = 1; id < 5; ++id) {
PingCheckConfigPtr config;
ASSERT_NO_THROW_LOG(config = configs.parseAndCacheConfig(id, user_context));
ASSERT_TRUE(config);
EXPECT_EQ(configs.size(), id);
}
// Verify we can explicitly clear the cache. Should be no entries
// and last_flush_time should be updated.
configs.flush();
EXPECT_GT(configs.getLastFlushTime(), last_flush_time);
EXPECT_EQ(configs.size(), 0);
}
};
TEST_F(ConfigCacheTest, construction) {<--- syntax error
testConstruction();
}
TEST_F(ConfigCacheTest, constructionMultiThreading) {
MultiThreadingTest mt;
testConstruction();
}
TEST_F(ConfigCacheTest, invalidConfig) {
testInvalidConfig();
}
TEST_F(ConfigCacheTest, invalidConfigMultiThreading) {
MultiThreadingTest mt;
testInvalidConfig();
}
TEST_F(ConfigCacheTest, validConfig) {
testValidConfig();
}
TEST_F(ConfigCacheTest, validConfigMultiThreading) {
MultiThreadingTest mt;
testValidConfig();
}
TEST_F(ConfigCacheTest, configCacheEmptyConfig) {
testConfigCacheEmptyConfig();
}
TEST_F(ConfigCacheTest, configCacheEmptyConfigMultiThreading) {
MultiThreadingTest mt;
testConfigCacheEmptyConfig();
}
TEST_F(ConfigCacheTest, flushCache) {
testFlushCache();
}
TEST_F(ConfigCacheTest, flushCacheMultiThreading) {
MultiThreadingTest mt;
testFlushCache();
}
} // end of anonymous namespace
|