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[5073a] Added a failing raw value case for option 43

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This commit is contained in:
Francis Dupont 2017-09-22 14:09:30 +02:00
parent b6ddf11661
commit 9ebab3b1e4
1 changed files with 80 additions and 8 deletions
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88
src/bin/dhcp4/tests/dhcp4_srv_unittest.cc
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@ -2270,7 +2270,7 @@ TEST_F(Dhcpv4SrvTest, option43LastResort) {
query->addOption(prl);
srv.classifyPacket(query);
srv.deferredUnpack(query);
ASSERT_NO_THROW(srv.deferredUnpack(query));
// Pass it to the server and get an offer
Pkt4Ptr offer = srv.processDiscover(query);
@ -2292,7 +2292,7 @@ TEST_F(Dhcpv4SrvTest, option43LastResort) {
EXPECT_EQ(1, sopt->getType());
}
// Checks effect of raw not compatible option 43
// Checks effect of raw not compatible option 43 (no failure)
TEST_F(Dhcpv4SrvTest, option43BadRaw) {
IfaceMgrTestConfig test_config(true);
IfaceMgr::instance().openSockets4();
@ -2378,6 +2378,78 @@ TEST_F(Dhcpv4SrvTest, option43BadRaw) {
EXPECT_EQ(0, opt->len() - opt->getHeaderLen());
}
// Checks effect of raw not compatible option 43 (failure)
TEST_F(Dhcpv4SrvTest, option43FailRaw) {
IfaceMgrTestConfig test_config(true);
IfaceMgr::instance().openSockets4();
NakedDhcpv4Srv srv(0);
// The vendor-encapsulated-options has an incompatible data
// so won't have the expected content.
string config = "{ \"interfaces-config\": {"
" \"interfaces\": [ \"*\" ] }, "
"\"rebind-timer\": 2000, "
"\"renew-timer\": 1000, "
"\"valid-lifetime\": 4000, "
"\"subnet4\": [ "
"{ \"pools\": [ { \"pool\": \"192.0.2.1 - 192.0.2.100\" } ], "
" \"subnet\": \"192.0.2.0/24\" } ],"
"\"option-def\": [ "
"{ \"code\": 1, "
" \"name\": \"foo\", "
" \"space\": \"vendor-encapsulated-options-space\", "
" \"type\": \"uint32\" } ],"
"\"option-data\": [ "
"{ \"name\": \"vendor-class-identifier\", "
" \"data\": \"bar\" }, "
"{ \"name\": \"vendor-encapsulated-options\", "
" \"csv-format\": false, "
" \"data\": \"0102\" } ] }";
ConstElementPtr json;
ASSERT_NO_THROW(json = parseDHCP4(config));
ConstElementPtr status;
// Configure the server and make sure the config is accepted
EXPECT_NO_THROW(status = configureDhcp4Server(srv, json));
ASSERT_TRUE(status);
comment_ = config::parseAnswer(rcode_, status);
ASSERT_EQ(0, rcode_);
CfgMgr::instance().commit();
// Create a packet with enough to select the subnet and go through
// the DISCOVER processing
Pkt4Ptr query(new Pkt4(DHCPDISCOVER, 1234));
query->setRemoteAddr(IOAddress("192.0.2.1"));
OptionPtr clientid = generateClientId();
query->addOption(clientid);
query->setIface("eth1");
// Create and add a vendor-encapsulated-options (code 43)
// with not compatible (not parsable as suboptions) content
// which will raise an exception
OptionBuffer buf;
buf.push_back(0x01);
buf.push_back(0x01);
buf.push_back(0x01);
OptionPtr vopt(new Option(Option::V4, DHO_VENDOR_ENCAPSULATED_OPTIONS, buf));
query->addOption(vopt);
query->deferredOptions().push_back(DHO_VENDOR_ENCAPSULATED_OPTIONS);
// Create and add a PRL option to the query
OptionUint8ArrayPtr prl(new OptionUint8Array(Option::V4,
DHO_DHCP_PARAMETER_REQUEST_LIST));
ASSERT_TRUE(prl);
prl->addValue(DHO_VENDOR_ENCAPSULATED_OPTIONS);
prl->addValue(DHO_VENDOR_CLASS_IDENTIFIER);
query->addOption(prl);
srv.classifyPacket(query);
EXPECT_THROW(srv.deferredUnpack(query), InvalidOptionValue);
}
// Verifies raw option 43 can be handled (global)
TEST_F(Dhcpv4SrvTest, option43RawGlobal) {
IfaceMgrTestConfig test_config(true);
@ -2444,7 +2516,7 @@ TEST_F(Dhcpv4SrvTest, option43RawGlobal) {
query->addOption(prl);
srv.classifyPacket(query);
srv.deferredUnpack(query);
ASSERT_NO_THROW(srv.deferredUnpack(query));
// Check if the option was (correctly) re-unpacked
vopt = query->getOption(DHO_VENDOR_ENCAPSULATED_OPTIONS);
@ -2539,7 +2611,7 @@ TEST_F(Dhcpv4SrvTest, option43RawClass) {
query->addOption(prl);
srv.classifyPacket(query);
srv.deferredUnpack(query);
ASSERT_NO_THROW(srv.deferredUnpack(query));
// Check if the option was (correctly) re-unpacked
vopt = query->getOption(DHO_VENDOR_ENCAPSULATED_OPTIONS);
@ -2650,7 +2722,7 @@ TEST_F(Dhcpv4SrvTest, option43Class) {
query->addOption(prl);
srv.classifyPacket(query);
srv.deferredUnpack(query);
ASSERT_NO_THROW(srv.deferredUnpack(query));
// Check if the option was (correctly) re-unpacked
vopt = query->getOption(DHO_VENDOR_ENCAPSULATED_OPTIONS);
@ -2784,7 +2856,7 @@ TEST_F(Dhcpv4SrvTest, option43ClassPriority) {
query->addOption(prl);
srv.classifyPacket(query);
srv.deferredUnpack(query);
ASSERT_NO_THROW(srv.deferredUnpack(query));
// Check if the option was (correctly) re-unpacked
vopt = query->getOption(DHO_VENDOR_ENCAPSULATED_OPTIONS);
@ -2924,7 +2996,7 @@ TEST_F(Dhcpv4SrvTest, option43Classes) {
query->addOption(prl);
srv.classifyPacket(query);
srv.deferredUnpack(query);
ASSERT_NO_THROW(srv.deferredUnpack(query));
// Check if the option was (correctly) re-unpacked
vopt = query->getOption(DHO_VENDOR_ENCAPSULATED_OPTIONS);
@ -3036,7 +3108,7 @@ TEST_F(Dhcpv4SrvTest, privateOption) {
query->addOption(prl);
srv.classifyPacket(query);
srv.deferredUnpack(query);
ASSERT_NO_THROW(srv.deferredUnpack(query));
// Check if the option 245 was re-unpacked
opt2 = query->getOption(245);