Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 1 | // Copyright (c) 2011 The Chromium OS Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
Darin Petkov | 92c4390 | 2011-06-09 20:46:06 -0700 | [diff] [blame] | 5 | #include <base/file_util.h> |
| 6 | #include <base/memory/scoped_temp_dir.h> |
| 7 | #include <base/stringprintf.h> |
| 8 | |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 9 | #include "shill/dhcp_config.h" |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 10 | #include "shill/dhcp_provider.h" |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 11 | #include "shill/mock_control.h" |
| 12 | #include "shill/mock_device.h" |
Darin Petkov | 98dd6a0 | 2011-06-10 15:12:57 -0700 | [diff] [blame^] | 13 | #include "shill/mock_dhcp_proxy.h" |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 14 | #include "shill/mock_glib.h" |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 15 | |
| 16 | using std::string; |
| 17 | using std::vector; |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 18 | using testing::_; |
| 19 | using testing::Return; |
| 20 | using testing::SetArgumentPointee; |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 21 | using testing::Test; |
| 22 | |
| 23 | namespace shill { |
| 24 | |
Darin Petkov | 92c4390 | 2011-06-09 20:46:06 -0700 | [diff] [blame] | 25 | namespace { |
| 26 | const char kDeviceName[] = "testdevicename"; |
| 27 | } // namespace {} |
| 28 | |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 29 | class DHCPConfigTest : public Test { |
| 30 | public: |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 31 | DHCPConfigTest() |
Darin Petkov | 92c4390 | 2011-06-09 20:46:06 -0700 | [diff] [blame] | 32 | : device_(new MockDevice(&control_interface_, |
| 33 | NULL, |
| 34 | NULL, |
| 35 | kDeviceName, |
| 36 | 0)), |
Darin Petkov | 98dd6a0 | 2011-06-10 15:12:57 -0700 | [diff] [blame^] | 37 | proxy_(new MockDHCPProxy()), |
| 38 | config_(new DHCPConfig(DHCPProvider::GetInstance(), device_, &glib_)) { |
| 39 | config_->proxy_.reset(proxy_); // pass ownership |
| 40 | } |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 41 | |
| 42 | protected: |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 43 | MockGLib glib_; |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 44 | MockControl control_interface_; |
| 45 | scoped_refptr<MockDevice> device_; |
Darin Petkov | 98dd6a0 | 2011-06-10 15:12:57 -0700 | [diff] [blame^] | 46 | MockDHCPProxy * const proxy_; |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 47 | DHCPConfigRefPtr config_; |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 48 | }; |
| 49 | |
| 50 | TEST_F(DHCPConfigTest, GetIPv4AddressString) { |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 51 | EXPECT_EQ("255.255.255.255", config_->GetIPv4AddressString(0xffffffff)); |
| 52 | EXPECT_EQ("0.0.0.0", config_->GetIPv4AddressString(0)); |
| 53 | EXPECT_EQ("1.2.3.4", config_->GetIPv4AddressString(0x04030201)); |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 54 | } |
| 55 | |
| 56 | TEST_F(DHCPConfigTest, ParseConfiguration) { |
| 57 | DHCPConfig::Configuration conf; |
| 58 | conf[DHCPConfig::kConfigurationKeyIPAddress].writer().append_uint32( |
| 59 | 0x01020304); |
| 60 | conf[DHCPConfig::kConfigurationKeySubnetCIDR].writer().append_byte( |
| 61 | 16); |
| 62 | conf[DHCPConfig::kConfigurationKeyBroadcastAddress].writer().append_uint32( |
| 63 | 0x10203040); |
| 64 | { |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 65 | vector<unsigned int> routers; |
| 66 | routers.push_back(0x02040608); |
| 67 | routers.push_back(0x03050709); |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 68 | DBus::MessageIter writer = |
| 69 | conf[DHCPConfig::kConfigurationKeyRouters].writer(); |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 70 | writer << routers; |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 71 | } |
| 72 | { |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 73 | vector<unsigned int> dns; |
| 74 | dns.push_back(0x09070503); |
| 75 | dns.push_back(0x08060402); |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 76 | DBus::MessageIter writer = conf[DHCPConfig::kConfigurationKeyDNS].writer(); |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 77 | writer << dns; |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 78 | } |
| 79 | conf[DHCPConfig::kConfigurationKeyDomainName].writer().append_string( |
| 80 | "domain-name"); |
| 81 | { |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 82 | vector<string> search; |
| 83 | search.push_back("foo.com"); |
| 84 | search.push_back("bar.com"); |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 85 | DBus::MessageIter writer = |
| 86 | conf[DHCPConfig::kConfigurationKeyDomainSearch].writer(); |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 87 | writer << search; |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 88 | } |
| 89 | conf[DHCPConfig::kConfigurationKeyMTU].writer().append_uint16(600); |
| 90 | conf["UnknownKey"] = DBus::Variant(); |
| 91 | |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 92 | IPConfig::Properties properties; |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 93 | ASSERT_TRUE(config_->ParseConfiguration(conf, &properties)); |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 94 | EXPECT_EQ("4.3.2.1", properties.address); |
| 95 | EXPECT_EQ(16, properties.subnet_cidr); |
| 96 | EXPECT_EQ("64.48.32.16", properties.broadcast_address); |
| 97 | EXPECT_EQ("8.6.4.2", properties.gateway); |
| 98 | ASSERT_EQ(2, properties.dns_servers.size()); |
| 99 | EXPECT_EQ("3.5.7.9", properties.dns_servers[0]); |
| 100 | EXPECT_EQ("2.4.6.8", properties.dns_servers[1]); |
| 101 | EXPECT_EQ("domain-name", properties.domain_name); |
| 102 | ASSERT_EQ(2, properties.domain_search.size()); |
| 103 | EXPECT_EQ("foo.com", properties.domain_search[0]); |
| 104 | EXPECT_EQ("bar.com", properties.domain_search[1]); |
| 105 | EXPECT_EQ(600, properties.mtu); |
| 106 | } |
| 107 | |
Darin Petkov | 92c4390 | 2011-06-09 20:46:06 -0700 | [diff] [blame] | 108 | TEST_F(DHCPConfigTest, StartFail) { |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 109 | EXPECT_CALL(glib_, SpawnAsync(_, _, _, _, _, _, _, _)) |
| 110 | .WillOnce(Return(false)); |
Darin Petkov | 92c4390 | 2011-06-09 20:46:06 -0700 | [diff] [blame] | 111 | EXPECT_CALL(glib_, ChildWatchAdd(_, _, _)).Times(0); |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 112 | EXPECT_FALSE(config_->Start()); |
| 113 | EXPECT_EQ(0, config_->pid_); |
Darin Petkov | 92c4390 | 2011-06-09 20:46:06 -0700 | [diff] [blame] | 114 | } |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 115 | |
Darin Petkov | 98dd6a0 | 2011-06-10 15:12:57 -0700 | [diff] [blame^] | 116 | TEST_F(DHCPConfigTest, ReleaseIP) { |
| 117 | config_->pid_ = 1 << 18; // Ensure unknown positive PID. |
| 118 | EXPECT_CALL(*proxy_, DoRelease(kDeviceName)).Times(1); |
| 119 | EXPECT_TRUE(config_->ReleaseIP()); |
| 120 | config_->pid_ = 0; |
| 121 | } |
| 122 | |
| 123 | TEST_F(DHCPConfigTest, RenewIP) { |
| 124 | config_->pid_ = 456; |
| 125 | EXPECT_CALL(*proxy_, DoRebind(kDeviceName)).Times(1); |
| 126 | EXPECT_TRUE(config_->RenewIP()); |
| 127 | config_->pid_ = 0; |
| 128 | } |
| 129 | |
| 130 | TEST_F(DHCPConfigTest, RequestIP) { |
| 131 | config_->pid_ = 567; |
| 132 | EXPECT_CALL(*proxy_, DoRebind(kDeviceName)).Times(1); |
| 133 | EXPECT_TRUE(config_->RenewIP()); |
| 134 | config_->pid_ = 0; |
| 135 | } |
| 136 | |
| 137 | TEST_F(DHCPConfigTest, Restart) { |
| 138 | const int kPID1 = 1 << 17; // Ensure unknown positive PID. |
| 139 | const int kPID2 = 987; |
| 140 | const unsigned int kTag1 = 11; |
| 141 | const unsigned int kTag2 = 22; |
| 142 | config_->pid_ = kPID1; |
| 143 | config_->child_watch_tag_ = kTag1; |
| 144 | DHCPProvider::GetInstance()->BindPID(kPID1, config_); |
| 145 | EXPECT_CALL(glib_, SourceRemove(kTag1)).WillOnce(Return(true)); |
| 146 | EXPECT_CALL(glib_, SpawnClosePID(kPID1)).Times(1); |
| 147 | EXPECT_CALL(glib_, SpawnAsync(_, _, _, _, _, _, _, _)) |
| 148 | .WillOnce(DoAll(SetArgumentPointee<6>(kPID2), Return(true))); |
| 149 | EXPECT_CALL(glib_, ChildWatchAdd(kPID2, _, _)).WillOnce(Return(kTag2)); |
| 150 | EXPECT_TRUE(config_->Restart()); |
| 151 | EXPECT_EQ(kPID2, config_->pid_); |
| 152 | EXPECT_EQ(config_.get(), DHCPProvider::GetInstance()->GetConfig(kPID2).get()); |
| 153 | EXPECT_EQ(kTag2, config_->child_watch_tag_); |
| 154 | DHCPProvider::GetInstance()->UnbindPID(kPID2); |
| 155 | config_->pid_ = 0; |
| 156 | config_->child_watch_tag_ = 0; |
| 157 | } |
| 158 | |
| 159 | TEST_F(DHCPConfigTest, RestartNoClient) { |
| 160 | const int kPID = 777; |
| 161 | const unsigned int kTag = 66; |
| 162 | EXPECT_CALL(glib_, SourceRemove(_)).Times(0); |
| 163 | EXPECT_CALL(glib_, SpawnClosePID(_)).Times(0); |
| 164 | EXPECT_CALL(glib_, SpawnAsync(_, _, _, _, _, _, _, _)) |
| 165 | .WillOnce(DoAll(SetArgumentPointee<6>(kPID), Return(true))); |
| 166 | EXPECT_CALL(glib_, ChildWatchAdd(kPID, _, _)).WillOnce(Return(kTag)); |
| 167 | EXPECT_TRUE(config_->Restart()); |
| 168 | EXPECT_EQ(kPID, config_->pid_); |
| 169 | EXPECT_EQ(config_.get(), DHCPProvider::GetInstance()->GetConfig(kPID).get()); |
| 170 | EXPECT_EQ(kTag, config_->child_watch_tag_); |
| 171 | DHCPProvider::GetInstance()->UnbindPID(kPID); |
| 172 | config_->pid_ = 0; |
| 173 | config_->child_watch_tag_ = 0; |
| 174 | } |
| 175 | |
Darin Petkov | 92c4390 | 2011-06-09 20:46:06 -0700 | [diff] [blame] | 176 | TEST_F(DHCPConfigTest, StartSuccess) { |
| 177 | const int kPID = 123456; |
| 178 | const unsigned int kTag = 55; |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 179 | EXPECT_CALL(glib_, SpawnAsync(_, _, _, _, _, _, _, _)) |
| 180 | .WillOnce(DoAll(SetArgumentPointee<6>(kPID), Return(true))); |
Darin Petkov | 92c4390 | 2011-06-09 20:46:06 -0700 | [diff] [blame] | 181 | EXPECT_CALL(glib_, ChildWatchAdd(kPID, _, _)).WillOnce(Return(kTag)); |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 182 | EXPECT_TRUE(config_->Start()); |
| 183 | EXPECT_EQ(kPID, config_->pid_); |
Darin Petkov | 98dd6a0 | 2011-06-10 15:12:57 -0700 | [diff] [blame^] | 184 | EXPECT_EQ(config_.get(), DHCPProvider::GetInstance()->GetConfig(kPID).get()); |
| 185 | EXPECT_EQ(kTag, config_->child_watch_tag_); |
Darin Petkov | 92c4390 | 2011-06-09 20:46:06 -0700 | [diff] [blame] | 186 | |
| 187 | ScopedTempDir temp_dir; |
| 188 | config_->root_ = temp_dir.path(); |
| 189 | FilePath varrun = temp_dir.path().Append("var/run"); |
| 190 | EXPECT_TRUE(file_util::CreateDirectory(varrun)); |
| 191 | FilePath pid_file = |
| 192 | varrun.Append(base::StringPrintf("dhcpcd-%s.pid", kDeviceName)); |
| 193 | FilePath lease_file = |
| 194 | varrun.Append(base::StringPrintf("dhcpcd-%s.lease", kDeviceName)); |
| 195 | EXPECT_EQ(0, file_util::WriteFile(pid_file, "", 0)); |
| 196 | EXPECT_EQ(0, file_util::WriteFile(lease_file, "", 0)); |
| 197 | ASSERT_TRUE(file_util::PathExists(pid_file)); |
| 198 | ASSERT_TRUE(file_util::PathExists(lease_file)); |
| 199 | |
| 200 | EXPECT_CALL(glib_, SpawnClosePID(kPID)).Times(1); |
| 201 | DHCPConfig::ChildWatchCallback(kPID, 0, config_.get()); |
Darin Petkov | 98dd6a0 | 2011-06-10 15:12:57 -0700 | [diff] [blame^] | 202 | EXPECT_EQ(NULL, DHCPProvider::GetInstance()->GetConfig(kPID).get()); |
Darin Petkov | 92c4390 | 2011-06-09 20:46:06 -0700 | [diff] [blame] | 203 | EXPECT_FALSE(file_util::PathExists(pid_file)); |
| 204 | EXPECT_FALSE(file_util::PathExists(lease_file)); |
Darin Petkov | f7897bc | 2011-06-08 17:13:36 -0700 | [diff] [blame] | 205 | } |
| 206 | |
Darin Petkov | 98dd6a0 | 2011-06-10 15:12:57 -0700 | [diff] [blame^] | 207 | TEST_F(DHCPConfigTest, Stop) { |
| 208 | // Ensure no crashes. |
| 209 | const int kPID = 1 << 17; // Ensure unknown positive PID. |
| 210 | config_->Stop(); |
| 211 | config_->pid_ = kPID; |
| 212 | config_->Stop(); |
| 213 | EXPECT_CALL(glib_, SpawnClosePID(kPID)).Times(1); // Invoked by destuctor. |
| 214 | } |
| 215 | |
Darin Petkov | e7cb7f8 | 2011-06-03 13:21:51 -0700 | [diff] [blame] | 216 | } // namespace shill |