3 #include "ntp_stdlib.h"
8 #include "kod_management.h"
10 #include "networking.h"
16 int LfpEquality(const l_fp expected, const l_fp actual);
17 void test_GenerateUnauthenticatedPacket(void);
18 void test_GenerateAuthenticatedPacket(void);
19 void test_OffsetCalculationPositiveOffset(void);
20 void test_OffsetCalculationNegativeOffset(void);
21 void test_HandleUnusableServer(void);
22 void test_HandleUnusablePacket(void);
23 void test_HandleServerAuthenticationFailure(void);
24 void test_HandleKodDemobilize(void);
25 void test_HandleKodRate(void);
26 void test_HandleCorrectPacket(void);
42 return !!(L_ISEQU(&expected, &actual));
47 test_GenerateUnauthenticatedPacket(void)
51 l_fp expected_xmt, actual_xmt;
53 GETTIMEOFDAY(&xmt, NULL);
54 xmt.tv_sec += JAN_1970;
56 TEST_ASSERT_EQUAL(LEN_PKT_NOMAC,
57 generate_pkt(&testpkt, &xmt, 0, NULL));
59 TEST_ASSERT_EQUAL(LEAP_NOTINSYNC, PKT_LEAP(testpkt.li_vn_mode));
60 TEST_ASSERT_EQUAL(NTP_VERSION, PKT_VERSION(testpkt.li_vn_mode));
61 TEST_ASSERT_EQUAL(MODE_CLIENT, PKT_MODE(testpkt.li_vn_mode));
63 TEST_ASSERT_EQUAL(STRATUM_UNSPEC, PKT_TO_STRATUM(testpkt.stratum));
64 TEST_ASSERT_EQUAL(8, testpkt.ppoll);
66 TVTOTS(&xmt, &expected_xmt);
67 NTOHL_FP(&testpkt.xmt, &actual_xmt);
68 TEST_ASSERT_TRUE(LfpEquality(expected_xmt, actual_xmt));
73 test_GenerateAuthenticatedPacket(void)
75 static const int EXPECTED_PKTLEN = LEN_PKT_NOMAC + MAX_MD5_LEN;
80 l_fp expected_xmt, actual_xmt;
81 char expected_mac[MAX_MD5_LEN];
86 memcpy(testkey.key_seq, "123456789", testkey.key_len);
87 strlcpy(testkey.typen, "MD5", sizeof(testkey.typen));
88 testkey.typei = keytype_from_text(testkey.typen, NULL);
90 GETTIMEOFDAY(&xmt, NULL);
91 xmt.tv_sec += JAN_1970;
93 TEST_ASSERT_EQUAL(EXPECTED_PKTLEN,
94 generate_pkt(&testpkt, &xmt, testkey.key_id, &testkey));
96 TEST_ASSERT_EQUAL(LEAP_NOTINSYNC, PKT_LEAP(testpkt.li_vn_mode));
97 TEST_ASSERT_EQUAL(NTP_VERSION, PKT_VERSION(testpkt.li_vn_mode));
98 TEST_ASSERT_EQUAL(MODE_CLIENT, PKT_MODE(testpkt.li_vn_mode));
100 TEST_ASSERT_EQUAL(STRATUM_UNSPEC, PKT_TO_STRATUM(testpkt.stratum));
101 TEST_ASSERT_EQUAL(8, testpkt.ppoll);
103 TVTOTS(&xmt, &expected_xmt);
104 NTOHL_FP(&testpkt.xmt, &actual_xmt);
105 TEST_ASSERT_TRUE(LfpEquality(expected_xmt, actual_xmt));
107 TEST_ASSERT_EQUAL(testkey.key_id, ntohl(testpkt.exten[0]));
109 TEST_ASSERT_EQUAL(MAX_MD5_LEN - 4, /* Remove the key_id, only keep the mac. */
110 make_mac(&testpkt, LEN_PKT_NOMAC, MAX_MD5_LEN-4, &testkey, expected_mac));
111 TEST_ASSERT_EQUAL_MEMORY(expected_mac, (char*)&testpkt.exten[1], MAX_MD5_LEN -4);
116 test_OffsetCalculationPositiveOffset(void)
121 double offset, precision, synch_distance;
123 rpkt.precision = -16; /* 0,000015259 */
124 rpkt.rootdelay = HTONS_FP(DTOUFP(0.125));
125 rpkt.rootdisp = HTONS_FP(DTOUFP(0.25));
127 /* Synch Distance: (0.125+0.25)/2.0 == 0.1875 */
128 get_systime(&reftime);
129 HTONL_FP(&reftime, &rpkt.reftime);
131 /* T1 - Originate timestamp */
132 tmp.l_ui = 1000000000UL;
134 HTONL_FP(&tmp, &rpkt.org);
136 /* T2 - Receive timestamp */
137 tmp.l_ui = 1000000001UL;
138 tmp.l_uf = 2147483648UL;
139 HTONL_FP(&tmp, &rpkt.rec);
141 /* T3 - Transmit timestamp */
142 tmp.l_ui = 1000000002UL;
144 HTONL_FP(&tmp, &rpkt.xmt);
146 /* T4 - Destination timestamp as standard timeval */
147 tmp.l_ui = 1000000001UL;
150 dst.tv_sec -= JAN_1970;
152 offset_calculation(&rpkt, LEN_PKT_NOMAC, &dst, &offset, &precision, &synch_distance);
154 TEST_ASSERT_EQUAL_DOUBLE(1.25, offset);
155 TEST_ASSERT_EQUAL_DOUBLE(1. / ULOGTOD(16), precision);
156 /* 1.1250150000000001 ? */
157 TEST_ASSERT_EQUAL_DOUBLE(1.125015, synch_distance);
162 test_OffsetCalculationNegativeOffset(void)
167 double offset, precision, synch_distance;
170 rpkt.rootdelay = HTONS_FP(DTOUFP(0.5));
171 rpkt.rootdisp = HTONS_FP(DTOUFP(0.5));
173 /* Synch Distance is (0.5+0.5)/2.0, or 0.5 */
174 get_systime(&reftime);
175 HTONL_FP(&reftime, &rpkt.reftime);
177 /* T1 - Originate timestamp */
178 tmp.l_ui = 1000000001UL;
180 HTONL_FP(&tmp, &rpkt.org);
182 /* T2 - Receive timestamp */
183 tmp.l_ui = 1000000000UL;
184 tmp.l_uf = 2147483648UL;
185 HTONL_FP(&tmp, &rpkt.rec);
187 /*/ T3 - Transmit timestamp */
188 tmp.l_ui = 1000000001UL;
189 tmp.l_uf = 2147483648UL;
190 HTONL_FP(&tmp, &rpkt.xmt);
192 /* T4 - Destination timestamp as standard timeval */
193 tmp.l_ui = 1000000003UL;
197 dst.tv_sec -= JAN_1970;
199 offset_calculation(&rpkt, LEN_PKT_NOMAC, &dst, &offset, &precision, &synch_distance);
201 TEST_ASSERT_EQUAL_DOUBLE(-1, offset);
202 TEST_ASSERT_EQUAL_DOUBLE(1. / ULOGTOD(1), precision);
203 TEST_ASSERT_EQUAL_DOUBLE(1.3333483333333334, synch_distance);
208 test_HandleUnusableServer(void)
216 rpktl = SERVER_UNUSEABLE;
217 TEST_ASSERT_EQUAL(-1, handle_pkt(rpktl, &rpkt, &host, ""));
222 test_HandleUnusablePacket(void)
230 rpktl = PACKET_UNUSEABLE;
231 TEST_ASSERT_EQUAL(1, handle_pkt(rpktl, &rpkt, &host, ""));
236 test_HandleServerAuthenticationFailure(void)
244 rpktl = SERVER_AUTH_FAIL;
245 TEST_ASSERT_EQUAL(1, handle_pkt(rpktl, &rpkt, &host, ""));
250 test_HandleKodDemobilize(void)
252 static const char * HOSTNAME = "192.0.2.1";
253 static const char * REASON = "DENY";
257 struct kod_entry * entry;
259 rpktl = KOD_DEMOBILIZE;
261 memcpy(&rpkt.refid, REASON, 4);
263 host.sa4.sin_family = AF_INET;
264 host.sa4.sin_addr.s_addr = inet_addr(HOSTNAME);
266 /* Test that the KOD-entry is added to the database. */
267 kod_init_kod_db("/dev/null", TRUE);
269 TEST_ASSERT_EQUAL(1, handle_pkt(rpktl, &rpkt, &host, HOSTNAME));
271 TEST_ASSERT_EQUAL(1, search_entry(HOSTNAME, &entry));
272 TEST_ASSERT_EQUAL_MEMORY(REASON, entry->type, 4);
277 test_HandleKodRate(void)
286 TEST_ASSERT_EQUAL(1, handle_pkt(rpktl, &rpkt, &host, ""));
291 test_HandleCorrectPacket(void)
298 /* We don't want our testing code to actually change the system clock. */
299 TEST_ASSERT_FALSE(ENABLED_OPT(STEP));
300 TEST_ASSERT_FALSE(ENABLED_OPT(SLEW));
303 HTONL_FP(&now, &rpkt.reftime);
304 HTONL_FP(&now, &rpkt.org);
305 HTONL_FP(&now, &rpkt.rec);
306 HTONL_FP(&now, &rpkt.xmt);
307 rpktl = LEN_PKT_NOMAC;
311 TEST_ASSERT_EQUAL(0, handle_pkt(rpktl, &rpkt, &host, ""));
314 /* packetHandling.c */