diff options
Diffstat (limited to 'sntp/tests')
26 files changed, 2452 insertions, 0 deletions
diff --git a/sntp/tests/Makefile.am b/sntp/tests/Makefile.am new file mode 100644 index 0000000..feb9142 --- /dev/null +++ b/sntp/tests/Makefile.am @@ -0,0 +1,111 @@ +NULL = +BUILT_SOURCES = + +check_PROGRAMS = +if BUILD_SNTP +check_PROGRAMS += tests +endif + +base_SOURCES = \ + $(srcdir)/../tests_main.cpp \ + $(NULL) + +tests_SOURCES = \ + $(base_SOURCES) \ + crypto.cpp \ + keyFile.cpp \ + kodDatabase.cpp \ + kodFile.cpp \ + networking.cpp \ + packetHandling.cpp \ + packetProcessing.cpp \ + utilities.cpp \ + $(NULL) + +noinst_HEADERS = \ + sntptest.h \ + fileHandlingTest.h \ + $(NULL) + +dist_check_SCRIPTS = tests-runner + +EXTRA_DIST = \ + data/debug-input-lfp-bin \ + data/debug-input-lfp-dec \ + data/debug-input-pkt \ + data/key-test-ascii \ + data/key-test-comments \ + data/key-test-empty \ + data/key-test-hex \ + data/key-test-invalid-hex \ + data/kod-expected-multiple \ + data/kod-expected-single \ + data/kod-test-blanks \ + data/kod-test-correct \ + data/kod-test-empty \ + $(NULL) + +CLEANFILES = \ + data/kod-output-multiple \ + data/kod-output-single \ + data/debug-output-pkt \ + data/debug-output-lfp-dec \ + data/kod-output-blank \ + data/debug-output-lfp-bin \ + $(NULL) + +LDADD = \ + ../libsntp.a \ + $(LIBOPTS_LDADD) \ + $(LDADD_LIBEVENT) \ + $(top_builddir)/../libntp/libntp.a \ + $(LDADD_LIBNTP) \ + $(LDADD_NTP) \ + $(GTEST_LDFLAGS) \ + $(GTEST_LIBS) \ + $(NULL) + +AM_CFLAGS = $(CFLAGS_NTP) +AM_CXXFLAGS = $(GTEST_CXXFLAGS) + +AM_CPPFLAGS = $(SNTP_INCS) +AM_CPPFLAGS += -I$(srcdir)/.. +AM_CPPFLAGS += -I$(top_srcdir)/../tests +AM_CPPFLAGS += $(LIBOPTS_CFLAGS) +AM_CPPFLAGS += $(CPPFLAGS_LIBEVENT) +AM_CPPFLAGS += $(GTEST_CPPFLAGS) +AM_CPPFLAGS += $(CPPFLAGS_NTP) + +AM_LDFLAGS = $(LDFLAGS_NTP) + +TESTS = + +if !NTP_CROSSCOMPILE +TESTS += tests-runner +endif + +## ensure ../libsntp.a is built + +BUILT_SOURCES += check-libsntp +CLEANFILES += check-libsntp + +check-libsntp: ../libsntp.a + @echo stamp > $@ + +../libsntp.a: + cd .. && $(MAKE) $(AM_MAKEFLAGS) libsntp.a + +## check-libntp.mf - automake fragment +## slightly adapted for deeper directory + +BUILT_SOURCES += check-libntp +CLEANFILES += check-libntp + +check-libntp: ../../libntp/libntp.a + @echo stamp > $@ + +../../libntp/libntp.a: + cd ../../libntp && $(MAKE) $(AM_MAKEFLAGS) libntp.a + +include $(top_srcdir)/depsver.mf +include $(top_srcdir)/includes.mf diff --git a/sntp/tests/Makefile.in b/sntp/tests/Makefile.in new file mode 100644 index 0000000..c123282 --- /dev/null +++ b/sntp/tests/Makefile.in @@ -0,0 +1,898 @@ +# Makefile.in generated by automake 1.11.1 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, +# 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, +# Inc. +# This Makefile.in is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +@SET_MAKE@ + +VPATH = @srcdir@ +pkgdatadir = $(datadir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkglibexecdir = $(libexecdir)/@PACKAGE@ +am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd +install_sh_DATA = $(install_sh) -c -m 644 +install_sh_PROGRAM = $(install_sh) -c +install_sh_SCRIPT = $(install_sh) -c +INSTALL_HEADER = $(INSTALL_DATA) +transform = $(program_transform_name) +NORMAL_INSTALL = : +PRE_INSTALL = : +POST_INSTALL = : +NORMAL_UNINSTALL = : +PRE_UNINSTALL = : +POST_UNINSTALL = : +build_triplet = @build@ +host_triplet = @host@ +check_PROGRAMS = $(am__EXEEXT_1) +@BUILD_SNTP_TRUE@am__append_1 = tests +@NTP_CROSSCOMPILE_FALSE@am__append_2 = tests-runner +DIST_COMMON = $(dist_check_SCRIPTS) $(noinst_HEADERS) \ + $(srcdir)/Makefile.am $(srcdir)/Makefile.in \ + $(top_srcdir)/depsver.mf $(top_srcdir)/includes.mf +subdir = tests +ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 +am__aclocal_m4_deps = $(top_srcdir)/libopts/m4/libopts.m4 \ + $(top_srcdir)/libopts/m4/stdnoreturn.m4 \ + $(top_srcdir)/libevent/m4/openldap-thread-check.m4 \ + $(top_srcdir)/libevent/m4/openldap.m4 \ + $(top_srcdir)/m4/hms_search_lib.m4 $(top_srcdir)/m4/libtool.m4 \ + $(top_srcdir)/m4/ltoptions.m4 $(top_srcdir)/m4/ltsugar.m4 \ + $(top_srcdir)/m4/ltversion.m4 $(top_srcdir)/m4/lt~obsolete.m4 \ + $(top_srcdir)/m4/ntp_cacheversion.m4 \ + $(top_srcdir)/m4/ntp_compiler.m4 \ + $(top_srcdir)/m4/ntp_crosscompile.m4 \ + $(top_srcdir)/m4/ntp_debug.m4 $(top_srcdir)/m4/ntp_dir_sep.m4 \ + $(top_srcdir)/m4/ntp_facilitynames.m4 \ + $(top_srcdir)/m4/ntp_googletest.m4 \ + $(top_srcdir)/m4/ntp_ipv6.m4 $(top_srcdir)/m4/ntp_lib_m.m4 \ + $(top_srcdir)/m4/ntp_libevent.m4 \ + $(top_srcdir)/m4/ntp_libntp.m4 \ + $(top_srcdir)/m4/ntp_lineeditlibs.m4 \ + $(top_srcdir)/m4/ntp_locinfo.m4 \ + $(top_srcdir)/m4/ntp_openssl.m4 \ + $(top_srcdir)/m4/ntp_pkg_config.m4 \ + $(top_srcdir)/m4/ntp_prog_cc.m4 $(top_srcdir)/m4/ntp_sntp.m4 \ + $(top_srcdir)/m4/ntp_sysexits.m4 \ + $(top_srcdir)/m4/ntp_ver_suffix.m4 \ + $(top_srcdir)/m4/os_cflags.m4 $(top_srcdir)/m4/snprintf.m4 \ + $(top_srcdir)/m4/version.m4 $(top_srcdir)/configure.ac +am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \ + $(ACLOCAL_M4) +mkinstalldirs = $(install_sh) -d +CONFIG_HEADER = $(top_builddir)/config.h +CONFIG_CLEAN_FILES = +CONFIG_CLEAN_VPATH_FILES = +@BUILD_SNTP_TRUE@am__EXEEXT_1 = tests$(EXEEXT) +am__objects_1 = +am__objects_2 = tests_main.$(OBJEXT) $(am__objects_1) +am_tests_OBJECTS = $(am__objects_2) crypto.$(OBJEXT) keyFile.$(OBJEXT) \ + kodDatabase.$(OBJEXT) kodFile.$(OBJEXT) networking.$(OBJEXT) \ + packetHandling.$(OBJEXT) packetProcessing.$(OBJEXT) \ + utilities.$(OBJEXT) $(am__objects_1) +tests_OBJECTS = $(am_tests_OBJECTS) +tests_LDADD = $(LDADD) 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fileHandlingTest.h \ + $(NULL) + +dist_check_SCRIPTS = tests-runner +EXTRA_DIST = \ + data/debug-input-lfp-bin \ + data/debug-input-lfp-dec \ + data/debug-input-pkt \ + data/key-test-ascii \ + data/key-test-comments \ + data/key-test-empty \ + data/key-test-hex \ + data/key-test-invalid-hex \ + data/kod-expected-multiple \ + data/kod-expected-single \ + data/kod-test-blanks \ + data/kod-test-correct \ + data/kod-test-empty \ + $(NULL) + +CLEANFILES = data/kod-output-multiple data/kod-output-single \ + data/debug-output-pkt data/debug-output-lfp-dec \ + data/kod-output-blank data/debug-output-lfp-bin $(NULL) \ + check-libsntp check-libntp .deps-ver +LDADD = \ + ../libsntp.a \ + $(LIBOPTS_LDADD) \ + $(LDADD_LIBEVENT) \ + $(top_builddir)/../libntp/libntp.a \ + $(LDADD_LIBNTP) \ + $(LDADD_NTP) \ + $(GTEST_LDFLAGS) \ + $(GTEST_LIBS) \ + $(NULL) + +AM_CFLAGS = $(CFLAGS_NTP) +AM_CXXFLAGS = $(GTEST_CXXFLAGS) +AM_CPPFLAGS = $(SNTP_INCS) -I$(srcdir)/.. -I$(top_srcdir)/../tests \ + 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$@ + +../../libntp/libntp.a: + cd ../../libntp && $(MAKE) $(AM_MAKEFLAGS) libntp.a +$(DEPDIR)/deps-ver: $(top_srcdir)/deps-ver + @[ -f $@ ] || \ + cp $(top_srcdir)/deps-ver $@ + @[ -w $@ ] || \ + chmod ug+w $@ + @cmp $(top_srcdir)/deps-ver $@ > /dev/null || ( \ + $(MAKE) $(AM_MAKEFLAGS) clean && \ + echo -n "Prior $(subdir)/$(DEPDIR) version " && \ + cat $@ && \ + rm -rf $(DEPDIR) && \ + mkdir $(DEPDIR) && \ + case "$(top_builddir)" in \ + .) \ + ./config.status Makefile depfiles \ + ;; \ + *) \ + cd "$(top_builddir)" && \ + ./config.status $(subdir)/Makefile depfiles && \ + cd $(subdir) \ + ;; \ + esac && \ + echo -n "Cleaned $(subdir)/$(DEPDIR) version " && \ + cat $(top_srcdir)/deps-ver \ + ) + cp $(top_srcdir)/deps-ver $@ + +.deps-ver: $(top_srcdir)/deps-ver + @[ ! -d $(DEPDIR) ] || $(MAKE) $(AM_MAKEFLAGS) $(DEPDIR)/deps-ver + @touch $@ + +# +# depsver.mf included in Makefile.am for directories with .deps +# +# When building in the same directory with sources that change over +# time, such as when tracking using bk, the .deps files can become +# stale with respect to moved, deleted, or superceded headers. Most +# commonly, this would exhibit as make reporting a failure to make a +# header file which is no longer in the location given. To address +# this issue, we use a deps-ver file which is updated with each change +# that breaks old .deps files. A copy of deps-ver is made into +# $(DEPDIR) if not already present. If $(DEPDIR)/deps-ver is present +# with different contents than deps-ver, we make clean to ensure all +# .o files built before the incompatible change are rebuilt along with +# their updated .deps files, then remove $(DEPDIR) and recreate it as +# empty stubs. +# +# It is normal when configured with --disable-dependency-tracking for +# the DEPDIR to not have been created. For this reason, we use the +# intermediate target .deps-ver, which invokes make recursively if +# DEPDIR exists. +# +# If you modify depsver.mf, please make the changes to the master +# copy, the one in sntp is copied by the bootstrap script from it. +# +# This comment block follows rather than leads the related code so that +# it stays with it in the generated Makefile.in and Makefile. +# + +# Tell versions [3.59,3.63) of GNU make to not export all variables. +# Otherwise a system limit (for SysV at least) may be exceeded. +.NOEXPORT: diff --git a/sntp/tests/crypto.cpp b/sntp/tests/crypto.cpp new file mode 100644 index 0000000..a6f89f5 --- /dev/null +++ b/sntp/tests/crypto.cpp @@ -0,0 +1,129 @@ +#include "sntptest.h" + +extern "C" { +#include "crypto.h" +}; + +class cryptoTest : public sntptest { +}; + +#define MD5_LENGTH 16 +#define SHA1_LENGTH 20 + +TEST_F(cryptoTest, MakeMd5Mac) { + + const char* PKT_DATA = "abcdefgh0123"; + const int PKT_LEN = strlen(PKT_DATA); + const char* EXPECTED_DIGEST = + "\x52\x6c\xb8\x38\xaf\x06\x5a\xfb\x6c\x98\xbb\xc0\x9b\x0a\x7a\x1b"; + char actual[MD5_LENGTH]; + + key md5; + md5.next = NULL; + md5.key_id = 10; + md5.key_len = 6; + memcpy(&md5.key_seq, "md5seq", md5.key_len); + memcpy(&md5.type, "MD5", 4); + + EXPECT_EQ(MD5_LENGTH, + make_mac((char*)PKT_DATA, PKT_LEN, MD5_LENGTH, &md5, actual)); + + EXPECT_TRUE(memcmp(EXPECTED_DIGEST, actual, MD5_LENGTH) == 0); +} + +#ifdef OPENSSL +TEST_F(cryptoTest, MakeSHA1Mac) { + const char* PKT_DATA = "abcdefgh0123"; + const int PKT_LEN = strlen(PKT_DATA); + const char* EXPECTED_DIGEST = + "\x17\xaa\x82\x97\xc7\x17\x13\x6a\x9b\xa9" + "\x63\x85\xb4\xce\xbe\x94\xa0\x97\x16\x1d"; + char actual[SHA1_LENGTH]; + + key sha1; + sha1.next = NULL; + sha1.key_id = 20; + sha1.key_len = 7; + memcpy(&sha1.key_seq, "sha1seq", sha1.key_len); + memcpy(&sha1.type, "SHA1", 5); + + EXPECT_EQ(SHA1_LENGTH, + make_mac((char*)PKT_DATA, PKT_LEN, SHA1_LENGTH, &sha1, actual)); + + EXPECT_TRUE(memcmp(EXPECTED_DIGEST, actual, SHA1_LENGTH) == 0); +} +#endif /* OPENSSL */ + +TEST_F(cryptoTest, VerifyCorrectMD5) { + const char* PKT_DATA = + "sometestdata" // Data + "\0\0\0\0" // Key-ID (unused) + "\xc7\x58\x99\xdd\x99\x32\x0f\x71" // MAC + "\x2b\x7b\xfe\x4f\xa2\x32\xcf\xac"; + const int PKT_LEN = 12; + + key md5; + md5.next = NULL; + md5.key_id = 0; + md5.key_len = 6; + memcpy(&md5.key_seq, "md5key", md5.key_len); + memcpy(&md5.type, "MD5", 4); + + EXPECT_TRUE(auth_md5((char*)PKT_DATA, PKT_LEN, MD5_LENGTH, &md5)); +} + +#ifdef OPENSSL +TEST_F(cryptoTest, VerifySHA1) { + const char* PKT_DATA = + "sometestdata" // Data + "\0\0\0\0" // Key-ID (unused) + "\xad\x07\xde\x36\x39\xa6\x77\xfa\x5b\xce" // MAC + "\x2d\x8a\x7d\x06\x96\xe6\x0c\xbc\xed\xe1"; + const int PKT_LEN = 12; + + key sha1; + sha1.next = NULL; + sha1.key_id = 0; + sha1.key_len = 7; + memcpy(&sha1.key_seq, "sha1key", sha1.key_len); + memcpy(&sha1.type, "SHA1", 5); + + EXPECT_TRUE(auth_md5((char*)PKT_DATA, PKT_LEN, SHA1_LENGTH, &sha1)); +} +#endif /* OPENSSL */ + +TEST_F(cryptoTest, VerifyFailure) { + /* We use a copy of the MD5 verification code, but modify + * the last bit to make sure verification fails. */ + const char* PKT_DATA = + "sometestdata" // Data + "\0\0\0\0" // Key-ID (unused) + "\xc7\x58\x99\xdd\x99\x32\x0f\x71" // MAC + "\x2b\x7b\xfe\x4f\xa2\x32\xcf\x00"; // Last byte is wrong! + const int PKT_LEN = 12; + + key md5; + md5.next = NULL; + md5.key_id = 0; + md5.key_len = 6; + memcpy(&md5.key_seq, "md5key", md5.key_len); + memcpy(&md5.type, "MD5", 4); + + EXPECT_FALSE(auth_md5((char*)PKT_DATA, PKT_LEN, MD5_LENGTH, &md5)); +} + +TEST_F(cryptoTest, PacketSizeNotMultipleOfFourBytes) { + const char* PKT_DATA = "123456"; + const int PKT_LEN = 6; + char actual[MD5_LENGTH]; + + key md5; + md5.next = NULL; + md5.key_id = 10; + md5.key_len = 6; + memcpy(&md5.key_seq, "md5seq", md5.key_len); + memcpy(&md5.type, "MD5", 4); + + EXPECT_EQ(0, make_mac((char*)PKT_DATA, PKT_LEN, MD5_LENGTH, &md5, actual)); +} + diff --git a/sntp/tests/data/debug-input-lfp-bin b/sntp/tests/data/debug-input-lfp-bin new file mode 100644 index 0000000..99d559c --- /dev/null +++ b/sntp/tests/data/debug-input-lfp-bin @@ -0,0 +1,3 @@ +-------------------------------------------------------------------------------- +0: 00000000 1: 00000000 2: 00000000 3: 00111111 4: 00000000 5: 00000000 6: 00000000 7: 01111111 +-------------------------------------------------------------------------------- diff --git a/sntp/tests/data/debug-input-lfp-dec b/sntp/tests/data/debug-input-lfp-dec new file mode 100644 index 0000000..6e81c85 --- /dev/null +++ b/sntp/tests/data/debug-input-lfp-dec @@ -0,0 +1,3 @@ +-------------------------------------------------------------------------------- +0: 0 1: 0 2: 24 3: 166 4: 0 5: 4 6: 181 7: 22 +-------------------------------------------------------------------------------- diff --git a/sntp/tests/data/debug-input-pkt b/sntp/tests/data/debug-input-pkt new file mode 100644 index 0000000..ff61b75 --- /dev/null +++ b/sntp/tests/data/debug-input-pkt @@ -0,0 +1,8 @@ +-------------------------------------------------------------------------------- +0: 24 1: 0 2: 0 3: 0 4: 0 5: 0 6: 0 7: 0 +8: 0 9: 0 10: 0 11: 0 12: 0 13: 0 14: 0 15: 0 +16: 0 17: 0 18: 0 19: 0 20: 0 21: 0 22: 0 23: 0 +24: 0 25: 0 26: 0 27: 0 28: 0 29: 0 30: 0 31: 0 +32: 0 33: 0 34: 0 35: 0 36: 0 37: 0 38: 0 39: 0 +40: 0 41: 0 42: 0 43: 8 44: 7f 45: ff 46: ff 47: ff +-------------------------------------------------------------------------------- diff --git a/sntp/tests/data/key-test-ascii b/sntp/tests/data/key-test-ascii new file mode 100644 index 0000000..9240c81 --- /dev/null +++ b/sntp/tests/data/key-test-ascii @@ -0,0 +1,2 @@ +50 MD5 asciikeyOne +40 MD5 asciikeyTwo diff --git a/sntp/tests/data/key-test-comments b/sntp/tests/data/key-test-comments new file mode 100644 index 0000000..437049e --- /dev/null +++ b/sntp/tests/data/key-test-comments @@ -0,0 +1,3 @@ +# This is an initial comment, this file should contain 2 keys. +34 MD5 xyz #This is a comment after an ASCII key. +10 MD5 010101010101010101010101010101 #Comment after hex key. diff --git a/sntp/tests/data/key-test-empty b/sntp/tests/data/key-test-empty new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/sntp/tests/data/key-test-empty diff --git a/sntp/tests/data/key-test-hex b/sntp/tests/data/key-test-hex new file mode 100644 index 0000000..fb704c5 --- /dev/null +++ b/sntp/tests/data/key-test-hex @@ -0,0 +1,3 @@ +10 MD5 0123456789abcdef0123456789 +20 MD5 111111111111111111111111111111 +30 MD5 01010101010101010101010101 diff --git a/sntp/tests/data/key-test-invalid-hex b/sntp/tests/data/key-test-invalid-hex new file mode 100644 index 0000000..0933ed0 --- /dev/null +++ b/sntp/tests/data/key-test-invalid-hex @@ -0,0 +1,2 @@ +30 MD5 0101010101010101010101010101gh +10 MD5 010101010101010101010101010101 diff --git a/sntp/tests/data/kod-expected-multiple b/sntp/tests/data/kod-expected-multiple new file mode 100644 index 0000000..c6ba292 --- /dev/null +++ b/sntp/tests/data/kod-expected-multiple @@ -0,0 +1,3 @@ +000000000000abcd DENY 192.0.2.1 +000000000000abcd RSTR 192.0.2.5 +000000000000abcd RATE example.com diff --git a/sntp/tests/data/kod-expected-single b/sntp/tests/data/kod-expected-single new file mode 100644 index 0000000..8ad3c7c --- /dev/null +++ b/sntp/tests/data/kod-expected-single @@ -0,0 +1 @@ +0000000000000001 DENY host1 diff --git a/sntp/tests/data/kod-test-blanks b/sntp/tests/data/kod-test-blanks new file mode 100644 index 0000000..5c20e72 --- /dev/null +++ b/sntp/tests/data/kod-test-blanks @@ -0,0 +1,6 @@ + +0000000012345678 DENY 192.0.2.5 + +0000000000000fff RSTR 192.0.2.100 +000000000000abcd DENY example.com + diff --git a/sntp/tests/data/kod-test-correct b/sntp/tests/data/kod-test-correct new file mode 100644 index 0000000..8a3e230 --- /dev/null +++ b/sntp/tests/data/kod-test-correct @@ -0,0 +1,2 @@ +0000000012345678 DENY 192.0.2.5 +0000000000000fff RSTR 192.0.2.100 diff --git a/sntp/tests/data/kod-test-empty b/sntp/tests/data/kod-test-empty new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/sntp/tests/data/kod-test-empty diff --git a/sntp/tests/fileHandlingTest.h b/sntp/tests/fileHandlingTest.h new file mode 100644 index 0000000..502a248 --- /dev/null +++ b/sntp/tests/fileHandlingTest.h @@ -0,0 +1,64 @@ +#ifndef FILE_HANDLING_TEST_H +#define FILE_HANDLING_TEST_H + +#include "sntptest.h" + +#include <fstream> +#include <string> + +using std::ifstream; +using std::string; +using std::ios; + +class fileHandlingTest : public sntptest { +protected: + enum DirectoryType { + INPUT_DIR = 0, + OUTPUT_DIR = 1 + }; + + std::string CreatePath(const char* filename, DirectoryType argument) { + std::string path; + + if (m_params.size() >= argument + 1) { + path = m_params[argument]; + } + + if (path[path.size()-1] != DIR_SEP && !path.empty()) { + path.append(1, DIR_SEP); + } + path.append(filename); + + return path; + } + + int GetFileSize(ifstream& file) { + int initial = file.tellg(); + + file.seekg(0, ios::end); + int length = file.tellg(); + file.seekg(initial); + + return length; + } + + void CompareFileContent(ifstream& expected, ifstream& actual) { + int currentLine = 1; + while (actual.good() && expected.good()) { + string actualLine, expectedLine; + getline(actual, actualLine); + getline(expected, expectedLine); + + EXPECT_EQ(expectedLine, actualLine) << "Comparision failed on line " << currentLine; + currentLine++; + } + } + + void ClearFile(const std::string& filename) { + std::ofstream clear(filename.c_str(), ios::trunc); + ASSERT_TRUE(clear.good()); + clear.close(); + } +}; + +#endif // FILE_HANDLING_TEST_H diff --git a/sntp/tests/keyFile.cpp b/sntp/tests/keyFile.cpp new file mode 100644 index 0000000..3efbe8f --- /dev/null +++ b/sntp/tests/keyFile.cpp @@ -0,0 +1,131 @@ +#include "fileHandlingTest.h" + +extern "C" { +#include "crypto.h" +}; + +class keyFileTest : public fileHandlingTest { +protected: + ::testing::AssertionResult CompareKeys(key& expected, key& actual) { + if (expected.key_id != actual.key_id) + return ::testing::AssertionFailure() + << "Expected key_id: " << expected.key_id + << " but was: " << actual.key_id; + if (expected.key_len != actual.key_len) + return ::testing::AssertionFailure() + << "Expected key_len: " << expected.key_len + << " but was: " << actual.key_len; + if (strcmp(expected.type, actual.type) != 0) + return ::testing::AssertionFailure() + << "Expected key_type: " << expected.type + << " but was: " << actual.type; + if (memcmp(expected.key_seq, actual.key_seq, expected.key_len) != 0) + return ::testing::AssertionFailure() + << "Key mismatch!"; + return ::testing::AssertionSuccess(); + } + + ::testing::AssertionResult CompareKeys(int key_id, + int key_len, + const char* type, + const char* key_seq, + key& actual) { + key temp; + + temp.key_id = key_id; + temp.key_len = key_len; + strlcpy(temp.type, type, sizeof(temp.type)); + memcpy(temp.key_seq, key_seq, key_len); + + return CompareKeys(temp, actual); + } +}; + +TEST_F(keyFileTest, ReadEmptyKeyFile) { + key* keys = NULL; + + ASSERT_EQ(0, auth_init(CreatePath("key-test-empty", INPUT_DIR).c_str(), &keys)); + + EXPECT_TRUE(keys == NULL); +} + +TEST_F(keyFileTest, ReadASCIIKeys) { + key* keys = NULL; + + ASSERT_EQ(2, auth_init(CreatePath("key-test-ascii", INPUT_DIR).c_str(), &keys)); + + ASSERT_TRUE(keys != NULL); + + key* result = NULL; + get_key(40, &result); + ASSERT_TRUE(result != NULL); + EXPECT_TRUE(CompareKeys(40, 11, "MD5", "asciikeyTwo", *result)); + + result = NULL; + get_key(50, &result); + ASSERT_TRUE(result != NULL); + EXPECT_TRUE(CompareKeys(50, 11, "MD5", "asciikeyOne", *result)); +} + +TEST_F(keyFileTest, ReadHexKeys) { + key* keys = NULL; + + ASSERT_EQ(3, auth_init(CreatePath("key-test-hex", INPUT_DIR).c_str(), &keys)); + + ASSERT_TRUE(keys != NULL); + + key* result = NULL; + get_key(10, &result); + ASSERT_TRUE(result != NULL); + EXPECT_TRUE(CompareKeys(10, 13, "MD5", + "\x01\x23\x45\x67\x89\xab\xcd\xef\x01\x23\x45\x67\x89", *result)); + + result = NULL; + get_key(20, &result); + ASSERT_TRUE(result != NULL); + char data1[15]; memset(data1, 0x11, 15); + EXPECT_TRUE(CompareKeys(20, 15, "MD5", data1, *result)); + + result = NULL; + get_key(30, &result); + ASSERT_TRUE(result != NULL); + char data2[13]; memset(data2, 0x01, 13); + EXPECT_TRUE(CompareKeys(30, 13, "MD5", data2, *result)); +} + +TEST_F(keyFileTest, ReadKeyFileWithComments) { + key* keys = NULL; + + ASSERT_EQ(2, auth_init(CreatePath("key-test-comments", INPUT_DIR).c_str(), &keys)); + + ASSERT_TRUE(keys != NULL); + + key* result = NULL; + get_key(10, &result); + ASSERT_TRUE(result != NULL); + char data[15]; memset(data, 0x01, 15); + EXPECT_TRUE(CompareKeys(10, 15, "MD5", data, *result)); + + result = NULL; + get_key(34, &result); + ASSERT_TRUE(result != NULL); + EXPECT_TRUE(CompareKeys(34, 3, "MD5", "xyz", *result)); +} + +TEST_F(keyFileTest, ReadKeyFileWithInvalidHex) { + key* keys = NULL; + + ASSERT_EQ(1, auth_init(CreatePath("key-test-invalid-hex", INPUT_DIR).c_str(), &keys)); + + ASSERT_TRUE(keys != NULL); + + key* result = NULL; + get_key(10, &result); + ASSERT_TRUE(result != NULL); + char data[15]; memset(data, 0x01, 15); + EXPECT_TRUE(CompareKeys(10, 15, "MD5", data, *result)); + + result = NULL; + get_key(30, &result); // Should not exist, and result should remain NULL. + ASSERT_TRUE(result == NULL); +} diff --git a/sntp/tests/kodDatabase.cpp b/sntp/tests/kodDatabase.cpp new file mode 100644 index 0000000..515f433 --- /dev/null +++ b/sntp/tests/kodDatabase.cpp @@ -0,0 +1,118 @@ +#include "sntptest.h" + +extern "C" { +#include "kod_management.h" +}; + +class kodDatabaseTest : public sntptest { +protected: + virtual void SetUp() { + kod_init_kod_db("/dev/null", TRUE); + } +}; + +TEST_F(kodDatabaseTest, SingleEntryHandling) { + char HOST[] = "192.0.2.5"; + char REASON[] = "DENY"; + + add_entry(HOST, REASON); + + kod_entry* result; + + EXPECT_EQ(1, search_entry(HOST, &result)); + EXPECT_STREQ(HOST, result->hostname); + EXPECT_STREQ(REASON, result->type); +} + +TEST_F(kodDatabaseTest, MultipleEntryHandling) { + char HOST1[] = "192.0.2.3"; + char REASON1[] = "DENY"; + + char HOST2[] = "192.0.5.5"; + char REASON2[] = "RATE"; + + char HOST3[] = "192.0.10.1"; + char REASON3[] = "DENY"; + + add_entry(HOST1, REASON1); + add_entry(HOST2, REASON2); + add_entry(HOST3, REASON3); + + kod_entry* result; + + EXPECT_EQ(1, search_entry(HOST1, &result)); + EXPECT_STREQ(HOST1, result->hostname); + EXPECT_STREQ(REASON1, result->type); + + EXPECT_EQ(1, search_entry(HOST2, &result)); + EXPECT_STREQ(HOST2, result->hostname); + EXPECT_STREQ(REASON2, result->type); + + EXPECT_EQ(1, search_entry(HOST3, &result)); + EXPECT_STREQ(HOST3, result->hostname); + EXPECT_STREQ(REASON3, result->type); + + free(result); +} + +TEST_F(kodDatabaseTest, NoMatchInSearch) { + char HOST_ADD[] = "192.0.2.6"; + char HOST_NOTADD[] = "192.0.6.1"; + char REASON[] = "DENY"; + + add_entry(HOST_ADD, REASON); + + kod_entry* result; + + EXPECT_EQ(0, search_entry(HOST_NOTADD, &result)); + EXPECT_TRUE(result == NULL); +} + +TEST_F(kodDatabaseTest, AddDuplicate) { + char HOST[] = "192.0.2.3"; + char REASON1[] = "RATE"; + char REASON2[] = "DENY"; + + add_entry(HOST, REASON1); + kod_entry* result1; + ASSERT_EQ(1, search_entry(HOST, &result1)); + + /* + * Sleeps for two seconds since we want to ensure that + * the timestamp is updated to a new value. + */ + sleep(2); + + add_entry(HOST, REASON2); + kod_entry* result2; + ASSERT_EQ(1, search_entry(HOST, &result2)); + + EXPECT_NE(result1->timestamp, result2->timestamp); + + free(result1); + free(result2); +} + +TEST_F(kodDatabaseTest, DeleteEntry) { + char HOST1[] = "192.0.2.1"; + char HOST2[] = "192.0.2.2"; + char HOST3[] = "192.0.2.3"; + char REASON[] = "DENY"; + + add_entry(HOST1, REASON); + add_entry(HOST2, REASON); + add_entry(HOST3, REASON); + + kod_entry* result; + + ASSERT_EQ(1, search_entry(HOST2, &result)); + free(result); + + delete_entry(HOST2, REASON); + + EXPECT_EQ(0, search_entry(HOST2, &result)); + + // Ensure that the other entry is still there. + EXPECT_EQ(1, search_entry(HOST1, &result)); + free(result); +} diff --git a/sntp/tests/kodFile.cpp b/sntp/tests/kodFile.cpp new file mode 100644 index 0000000..e1775f6 --- /dev/null +++ b/sntp/tests/kodFile.cpp @@ -0,0 +1,138 @@ +#include "fileHandlingTest.h" + +extern "C" { +#include "kod_management.h" + +#include "ntp_stdlib.h" // For estrdup() +}; + +/* + * We access some parts of the kod database directly, without + * going through the public interface + */ +extern int kod_db_cnt; +extern kod_entry** kod_db; +extern char* kod_db_file; + +class kodFileTest : public fileHandlingTest { +protected: + virtual void SetUp() { + kod_db_cnt = 0; + kod_db = NULL; + } + + virtual void TearDown() { + } +}; + +TEST_F(kodFileTest, ReadEmptyFile) { + kod_init_kod_db(CreatePath("kod-test-empty", INPUT_DIR).c_str(), TRUE); + + EXPECT_EQ(0, kod_db_cnt); +} + +TEST_F(kodFileTest, ReadCorrectFile) { + kod_init_kod_db(CreatePath("kod-test-correct", INPUT_DIR).c_str(), TRUE); + + EXPECT_EQ(2, kod_db_cnt); + + kod_entry* res; + + ASSERT_EQ(1, search_entry("192.0.2.5", &res)); + EXPECT_STREQ("DENY", res->type); + EXPECT_STREQ("192.0.2.5", res->hostname); + EXPECT_EQ(0x12345678, res->timestamp); + + ASSERT_EQ(1, search_entry("192.0.2.100", &res)); + EXPECT_STREQ("RSTR", res->type); + EXPECT_STREQ("192.0.2.100", res->hostname); + EXPECT_EQ(0xfff, res->timestamp); +} + +TEST_F(kodFileTest, ReadFileWithBlankLines) { + kod_init_kod_db(CreatePath("kod-test-blanks", INPUT_DIR).c_str(), TRUE); + + EXPECT_EQ(3, kod_db_cnt); + + kod_entry* res; + + ASSERT_EQ(1, search_entry("192.0.2.5", &res)); + EXPECT_STREQ("DENY", res->type); + EXPECT_STREQ("192.0.2.5", res->hostname); + EXPECT_EQ(0x12345678, res->timestamp); + + ASSERT_EQ(1, search_entry("192.0.2.100", &res)); + EXPECT_STREQ("RSTR", res->type); + EXPECT_STREQ("192.0.2.100", res->hostname); + EXPECT_EQ(0xfff, res->timestamp); + + ASSERT_EQ(1, search_entry("example.com", &res)); + EXPECT_STREQ("DENY", res->type); + EXPECT_STREQ("example.com", res->hostname); + EXPECT_EQ(0xabcd, res->timestamp); +} + +TEST_F(kodFileTest, WriteEmptyFile) { + kod_db_file = estrdup(CreatePath("kod-output-blank", OUTPUT_DIR).c_str()); + + write_kod_db(); + + // Open file and ensure that the filesize is 0 bytes. + std::ifstream is(kod_db_file, std::ios::binary); + ASSERT_FALSE(is.fail()); + + EXPECT_EQ(0, GetFileSize(is)); + + is.close(); +} + +TEST_F(kodFileTest, WriteFileWithSingleEntry) { + kod_db_file = estrdup(CreatePath("kod-output-single", OUTPUT_DIR).c_str()); + + add_entry("host1", "DENY"); + + /* Here we must manipulate the timestamps, so they match the one in + * the expected file. + */ + kod_db[0]->timestamp = 1; + + write_kod_db(); + + // Open file and compare sizes. + ifstream actual(kod_db_file, ios::binary); + ifstream expected(CreatePath("kod-expected-single", INPUT_DIR).c_str()); + ASSERT_TRUE(actual.good()); + ASSERT_TRUE(expected.good()); + + ASSERT_EQ(GetFileSize(expected), GetFileSize(actual)); + + CompareFileContent(expected, actual); +} + +TEST_F(kodFileTest, WriteFileWithMultipleEntries) { + kod_db_file = estrdup(CreatePath("kod-output-multiple", OUTPUT_DIR).c_str()); + + add_entry("example.com", "RATE"); + add_entry("192.0.2.1", "DENY"); + add_entry("192.0.2.5", "RSTR"); + + /* + * Manipulate timestamps. This is a bit of a hack, ideally these + * tests should not care about the internal representation. + */ + kod_db[0]->timestamp = 0xabcd; + kod_db[1]->timestamp = 0xabcd; + kod_db[2]->timestamp = 0xabcd; + + write_kod_db(); + + // Open file and compare sizes and content. + ifstream actual(kod_db_file, ios::binary); + ifstream expected(CreatePath("kod-expected-multiple", INPUT_DIR).c_str()); + ASSERT_TRUE(actual.good()); + ASSERT_TRUE(expected.good()); + + ASSERT_EQ(GetFileSize(expected), GetFileSize(actual)); + + CompareFileContent(expected, actual); +} diff --git a/sntp/tests/networking.cpp b/sntp/tests/networking.cpp new file mode 100644 index 0000000..1d6ad6c --- /dev/null +++ b/sntp/tests/networking.cpp @@ -0,0 +1,5 @@ +#include "sntptest.h" + +extern "C" { +#include "networking.h" +}; diff --git a/sntp/tests/packetHandling.cpp b/sntp/tests/packetHandling.cpp new file mode 100644 index 0000000..ef17489 --- /dev/null +++ b/sntp/tests/packetHandling.cpp @@ -0,0 +1,264 @@ +#include "sntptest.h" + +extern "C" { +#include "kod_management.h" +#include "main.h" +#include "networking.h" +#include "ntp.h" +}; + +class mainTest : public sntptest { +protected: + ::testing::AssertionResult LfpEquality(const l_fp &expected, const l_fp &actual) { + if (L_ISEQU(&expected, &actual)) { + return ::testing::AssertionSuccess(); + } else { + return ::testing::AssertionFailure() + << " expected: " << lfptoa(&expected, FRACTION_PREC) + << " (" << expected.l_ui << "." << expected.l_uf << ")" + << " but was: " << lfptoa(&actual, FRACTION_PREC) + << " (" << actual.l_ui << "." << actual.l_uf << ")"; + } + } +}; + +TEST_F(mainTest, GenerateUnauthenticatedPacket) { + pkt testpkt; + + timeval xmt; + GETTIMEOFDAY(&xmt, NULL); + xmt.tv_sec += JAN_1970; + + EXPECT_EQ(LEN_PKT_NOMAC, + generate_pkt(&testpkt, &xmt, 0, NULL)); + + EXPECT_EQ(LEAP_NOTINSYNC, PKT_LEAP(testpkt.li_vn_mode)); + EXPECT_EQ(NTP_VERSION, PKT_VERSION(testpkt.li_vn_mode)); + EXPECT_EQ(MODE_CLIENT, PKT_MODE(testpkt.li_vn_mode)); + + EXPECT_EQ(STRATUM_UNSPEC, PKT_TO_STRATUM(testpkt.stratum)); + EXPECT_EQ(8, testpkt.ppoll); + + l_fp expected_xmt, actual_xmt; + TVTOTS(&xmt, &expected_xmt); + NTOHL_FP(&testpkt.xmt, &actual_xmt); + EXPECT_TRUE(LfpEquality(expected_xmt, actual_xmt)); +} + +TEST_F(mainTest, GenerateAuthenticatedPacket) { + key testkey; + testkey.next = NULL; + testkey.key_id = 30; + testkey.key_len = 9; + memcpy(testkey.key_seq, "123456789", testkey.key_len); + memcpy(testkey.type, "MD5", 3); + + pkt testpkt; + + timeval xmt; + GETTIMEOFDAY(&xmt, NULL); + xmt.tv_sec += JAN_1970; + + const int EXPECTED_PKTLEN = LEN_PKT_NOMAC + MAX_MD5_LEN; + + EXPECT_EQ(EXPECTED_PKTLEN, + generate_pkt(&testpkt, &xmt, testkey.key_id, &testkey)); + + EXPECT_EQ(LEAP_NOTINSYNC, PKT_LEAP(testpkt.li_vn_mode)); + EXPECT_EQ(NTP_VERSION, PKT_VERSION(testpkt.li_vn_mode)); + EXPECT_EQ(MODE_CLIENT, PKT_MODE(testpkt.li_vn_mode)); + + EXPECT_EQ(STRATUM_UNSPEC, PKT_TO_STRATUM(testpkt.stratum)); + EXPECT_EQ(8, testpkt.ppoll); + + l_fp expected_xmt, actual_xmt; + TVTOTS(&xmt, &expected_xmt); + NTOHL_FP(&testpkt.xmt, &actual_xmt); + EXPECT_TRUE(LfpEquality(expected_xmt, actual_xmt)); + + EXPECT_EQ(testkey.key_id, ntohl(testpkt.exten[0])); + + char expected_mac[MAX_MD5_LEN]; + ASSERT_EQ(MAX_MD5_LEN - 4, // Remove the key_id, only keep the mac. + make_mac((char*)&testpkt, LEN_PKT_NOMAC, MAX_MD5_LEN, &testkey, expected_mac)); + EXPECT_TRUE(memcmp(expected_mac, (char*)&testpkt.exten[1], MAX_MD5_LEN -4) == 0); +} + +TEST_F(mainTest, OffsetCalculationPositiveOffset) { + pkt rpkt; + + rpkt.precision = -16; // 0,000015259 + rpkt.rootdelay = HTONS_FP(DTOUFP(0.125)); + rpkt.rootdisp = HTONS_FP(DTOUFP(0.25)); + // Synch Distance: (0.125+0.25)/2.0 == 0.1875 + l_fp reftime; + get_systime(&reftime); + HTONL_FP(&reftime, &rpkt.reftime); + + l_fp tmp; + + // T1 - Originate timestamp + tmp.l_ui = 1000000000UL; + tmp.l_uf = 0UL; + HTONL_FP(&tmp, &rpkt.org); + + // T2 - Receive timestamp + tmp.l_ui = 1000000001UL; + tmp.l_uf = 2147483648UL; + HTONL_FP(&tmp, &rpkt.rec); + + // T3 - Transmit timestamp + tmp.l_ui = 1000000002UL; + tmp.l_uf = 0UL; + HTONL_FP(&tmp, &rpkt.xmt); + + // T4 - Destination timestamp as standard timeval + tmp.l_ui = 1000000001UL; + tmp.l_uf = 0UL; + timeval dst; + TSTOTV(&tmp, &dst); + dst.tv_sec -= JAN_1970; + + double offset, precision, synch_distance; + offset_calculation(&rpkt, LEN_PKT_NOMAC, &dst, &offset, &precision, &synch_distance); + + EXPECT_DOUBLE_EQ(1.25, offset); + EXPECT_DOUBLE_EQ(1. / ULOGTOD(16), precision); + // 1.1250150000000001 ? + EXPECT_DOUBLE_EQ(1.125015, synch_distance); +} + +TEST_F(mainTest, OffsetCalculationNegativeOffset) { + pkt rpkt; + + rpkt.precision = -1; + rpkt.rootdelay = HTONS_FP(DTOUFP(0.5)); + rpkt.rootdisp = HTONS_FP(DTOUFP(0.5)); + // Synch Distance is (0.5+0.5)/2.0, or 0.5 + l_fp reftime; + get_systime(&reftime); + HTONL_FP(&reftime, &rpkt.reftime); + + l_fp tmp; + + // T1 - Originate timestamp + tmp.l_ui = 1000000001UL; + tmp.l_uf = 0UL; + HTONL_FP(&tmp, &rpkt.org); + + // T2 - Receive timestamp + tmp.l_ui = 1000000000UL; + tmp.l_uf = 2147483648UL; + HTONL_FP(&tmp, &rpkt.rec); + + // T3 - Transmit timestamp + tmp.l_ui = 1000000001UL; + tmp.l_uf = 2147483648UL; + HTONL_FP(&tmp, &rpkt.xmt); + + // T4 - Destination timestamp as standard timeval + tmp.l_ui = 1000000003UL; + tmp.l_uf = 0UL; + timeval dst; + TSTOTV(&tmp, &dst); + dst.tv_sec -= JAN_1970; + + double offset, precision, synch_distance; + offset_calculation(&rpkt, LEN_PKT_NOMAC, &dst, &offset, &precision, &synch_distance); + + EXPECT_DOUBLE_EQ(-1, offset); + EXPECT_DOUBLE_EQ(1. / ULOGTOD(1), precision); + EXPECT_DOUBLE_EQ(1.3333483333333334, synch_distance); +} + +TEST_F(mainTest, HandleUnusableServer) { + pkt rpkt; + sockaddr_u host; + int rpktl; + + ZERO(rpkt); + ZERO(host); + rpktl = SERVER_UNUSEABLE; + EXPECT_EQ(-1, handle_pkt(rpktl, &rpkt, &host, "")); +} + +TEST_F(mainTest, HandleUnusablePacket) { + pkt rpkt; + sockaddr_u host; + int rpktl; + + ZERO(rpkt); + ZERO(host); + rpktl = PACKET_UNUSEABLE; + EXPECT_EQ(1, handle_pkt(rpktl, &rpkt, &host, "")); +} + +TEST_F(mainTest, HandleServerAuthenticationFailure) { + pkt rpkt; + sockaddr_u host; + int rpktl; + + ZERO(rpkt); + ZERO(host); + rpktl = SERVER_AUTH_FAIL; + EXPECT_EQ(1, handle_pkt(rpktl, &rpkt, &host, "")); +} + +TEST_F(mainTest, HandleKodDemobilize) { + const char * HOSTNAME = "192.0.2.1"; + const char * REASON = "DENY"; + pkt rpkt; + sockaddr_u host; + int rpktl; + kod_entry * entry; + + rpktl = KOD_DEMOBILIZE; + ZERO(rpkt); + memcpy(&rpkt.refid, REASON, 4); + ZERO(host); + host.sa4.sin_family = AF_INET; + host.sa4.sin_addr.s_addr = inet_addr(HOSTNAME); + + // Test that the KOD-entry is added to the database. + kod_init_kod_db("/dev/null", TRUE); + + EXPECT_EQ(1, handle_pkt(rpktl, &rpkt, &host, HOSTNAME)); + + ASSERT_EQ(1, search_entry(HOSTNAME, &entry)); + EXPECT_TRUE(memcmp(REASON, entry->type, 4) == 0); +} + +TEST_F(mainTest, HandleKodRate) { + pkt rpkt; + sockaddr_u host; + int rpktl; + + ZERO(rpkt); + ZERO(host); + rpktl = KOD_RATE; + EXPECT_EQ(1, handle_pkt(rpktl, &rpkt, &host, "")); +} + +TEST_F(mainTest, HandleCorrectPacket) { + pkt rpkt; + sockaddr_u host; + int rpktl; + l_fp now; + + // We don't want our testing code to actually change the system clock. + ASSERT_FALSE(ENABLED_OPT(STEP)); + ASSERT_FALSE(ENABLED_OPT(SLEW)); + + get_systime(&now); + HTONL_FP(&now, &rpkt.reftime); + HTONL_FP(&now, &rpkt.org); + HTONL_FP(&now, &rpkt.rec); + HTONL_FP(&now, &rpkt.xmt); + rpktl = LEN_PKT_NOMAC; + ZERO(host); + AF(&host) = AF_INET; + + EXPECT_EQ(0, handle_pkt(rpktl, &rpkt, &host, "")); +} + +/* packetHandling.cpp */ diff --git a/sntp/tests/packetProcessing.cpp b/sntp/tests/packetProcessing.cpp new file mode 100644 index 0000000..322b893 --- /dev/null +++ b/sntp/tests/packetProcessing.cpp @@ -0,0 +1,334 @@ +#include "sntptest.h" + +extern "C" { +#include "networking.h" +#include "ntp_stdlib.h" +}; + +#include <sstream> +#include <string> + +// Hacks into the key database. +extern key* key_ptr; +extern int key_cnt; + +class packetProcessingTest : public sntptest { +protected: + pkt testpkt; + pkt testspkt; + sockaddr_u testsock; + bool restoreKeyDb; + + void PrepareAuthenticationTest(int key_id, + int key_len, + const char* type, + const void* key_seq) { + std::stringstream ss; + ss << key_id; + + ActivateOption("-a", ss.str().c_str()); + + key_cnt = 1; + key_ptr = new key; + key_ptr->next = NULL; + key_ptr->key_id = key_id; + key_ptr->key_len = key_len; + memcpy(key_ptr->type, "MD5", 3); + + ASSERT_TRUE(key_len < sizeof(key_ptr->key_seq)); + + memcpy(key_ptr->key_seq, key_seq, key_ptr->key_len); + restoreKeyDb = true; + } + + void PrepareAuthenticationTest(int key_id, + int key_len, + const void* key_seq) { + PrepareAuthenticationTest(key_id, key_len, "MD5", key_seq); + } + + virtual void SetUp() { + restoreKeyDb = false; + + /* Initialize the test packet and socket, + * so they contain at least some valid data. */ + testpkt.li_vn_mode = PKT_LI_VN_MODE(LEAP_NOWARNING, NTP_VERSION, + MODE_SERVER); + testpkt.stratum = STRATUM_REFCLOCK; + memcpy(&testpkt.refid, "GPS\0", 4); + + /* Set the origin timestamp of the received packet to the + * same value as the transmit timestamp of the sent packet. */ + l_fp tmp; + tmp.l_ui = 1000UL; + tmp.l_uf = 0UL; + + HTONL_FP(&tmp, &testpkt.org); + HTONL_FP(&tmp, &testspkt.xmt); + } + + virtual void TearDown() { + if (restoreKeyDb) { + key_cnt = 0; + delete key_ptr; + key_ptr = NULL; + } + } +}; + +TEST_F(packetProcessingTest, TooShortLength) { + EXPECT_EQ(PACKET_UNUSEABLE, + process_pkt(&testpkt, &testsock, LEN_PKT_NOMAC - 1, + MODE_SERVER, &testspkt, "UnitTest")); + EXPECT_EQ(PACKET_UNUSEABLE, + process_pkt(&testpkt, &testsock, LEN_PKT_NOMAC - 1, + MODE_BROADCAST, &testspkt, "UnitTest")); +} + +TEST_F(packetProcessingTest, LengthNotMultipleOfFour) { + EXPECT_EQ(PACKET_UNUSEABLE, + process_pkt(&testpkt, &testsock, LEN_PKT_NOMAC + 6, + MODE_SERVER, &testspkt, "UnitTest")); + EXPECT_EQ(PACKET_UNUSEABLE, + process_pkt(&testpkt, &testsock, LEN_PKT_NOMAC + 3, + MODE_BROADCAST, &testspkt, "UnitTest")); +} + +TEST_F(packetProcessingTest, TooShortExtensionFieldLength) { + /* The lower 16-bits are the length of the extension field. + * This lengths must be multiples of 4 bytes, which gives + * a minimum of 4 byte extension field length. */ + testpkt.exten[7] = htonl(3); // 3 bytes is too short. + + /* We send in a pkt_len of header size + 4 byte extension + * header + 24 byte MAC, this prevents the length error to + * be caught at an earlier stage */ + int pkt_len = LEN_PKT_NOMAC + 4 + 24; + + EXPECT_EQ(PACKET_UNUSEABLE, + process_pkt(&testpkt, &testsock, pkt_len, + MODE_SERVER, &testspkt, "UnitTest")); +} + +TEST_F(packetProcessingTest, UnauthenticatedPacketReject) { + // Activate authentication option + ActivateOption("-a", "123"); + ASSERT_TRUE(ENABLED_OPT(AUTHENTICATION)); + + int pkt_len = LEN_PKT_NOMAC; + + // We demand authentication, but no MAC header is present. + EXPECT_EQ(SERVER_AUTH_FAIL, + process_pkt(&testpkt, &testsock, pkt_len, + MODE_SERVER, &testspkt, "UnitTest")); +} + +TEST_F(packetProcessingTest, CryptoNAKPacketReject) { + // Activate authentication option + ActivateOption("-a", "123"); + ASSERT_TRUE(ENABLED_OPT(AUTHENTICATION)); + + int pkt_len = LEN_PKT_NOMAC + 4; // + 4 byte MAC = Crypto-NAK + + EXPECT_EQ(SERVER_AUTH_FAIL, + process_pkt(&testpkt, &testsock, pkt_len, + MODE_SERVER, &testspkt, "UnitTest")); +} + +TEST_F(packetProcessingTest, AuthenticatedPacketInvalid) { + // Activate authentication option + PrepareAuthenticationTest(50, 9, "123456789"); + ASSERT_TRUE(ENABLED_OPT(AUTHENTICATION)); + + // Prepare the packet. + int pkt_len = LEN_PKT_NOMAC; + + testpkt.exten[0] = htonl(50); + int mac_len = make_mac((char*)&testpkt, pkt_len, + MAX_MD5_LEN, key_ptr, + (char*)&testpkt.exten[1]); + + pkt_len += 4 + mac_len; + + // Now, alter the MAC so it becomes invalid. + testpkt.exten[1] += 1; + + EXPECT_EQ(SERVER_AUTH_FAIL, + process_pkt(&testpkt, &testsock, pkt_len, + MODE_SERVER, &testspkt, "UnitTest")); +} + +TEST_F(packetProcessingTest, AuthenticatedPacketUnknownKey) { + // Activate authentication option + PrepareAuthenticationTest(30, 9, "123456789"); + ASSERT_TRUE(ENABLED_OPT(AUTHENTICATION)); + + // Prepare the packet. Observe that the Key-ID expected is 30, + // but the packet has a key id of 50. + int pkt_len = LEN_PKT_NOMAC; + + testpkt.exten[0] = htonl(50); + int mac_len = make_mac((char*)&testpkt, pkt_len, + MAX_MD5_LEN, key_ptr, + (char*)&testpkt.exten[1]); + pkt_len += 4 + mac_len; + + EXPECT_EQ(SERVER_AUTH_FAIL, + process_pkt(&testpkt, &testsock, pkt_len, + MODE_SERVER, &testspkt, "UnitTest")); +} + +TEST_F(packetProcessingTest, ServerVersionTooOld) { + ASSERT_FALSE(ENABLED_OPT(AUTHENTICATION)); + + testpkt.li_vn_mode = PKT_LI_VN_MODE(LEAP_NOWARNING, + NTP_OLDVERSION - 1, + MODE_CLIENT); + ASSERT_LT(PKT_VERSION(testpkt.li_vn_mode), NTP_OLDVERSION); + + int pkt_len = LEN_PKT_NOMAC; + + EXPECT_EQ(SERVER_UNUSEABLE, + process_pkt(&testpkt, &testsock, pkt_len, + MODE_SERVER, &testspkt, "UnitTest")); +} + +TEST_F(packetProcessingTest, ServerVersionTooNew) { + ASSERT_FALSE(ENABLED_OPT(AUTHENTICATION)); + + testpkt.li_vn_mode = PKT_LI_VN_MODE(LEAP_NOWARNING, + NTP_VERSION + 1, + MODE_CLIENT); + ASSERT_GT(PKT_VERSION(testpkt.li_vn_mode), NTP_VERSION); + + int pkt_len = LEN_PKT_NOMAC; + + EXPECT_EQ(SERVER_UNUSEABLE, + process_pkt(&testpkt, &testsock, pkt_len, + MODE_SERVER, &testspkt, "UnitTest")); +} + +TEST_F(packetProcessingTest, NonWantedMode) { + ASSERT_FALSE(ENABLED_OPT(AUTHENTICATION)); + + testpkt.li_vn_mode = PKT_LI_VN_MODE(LEAP_NOWARNING, + NTP_VERSION, + MODE_CLIENT); + + // The packet has a mode of MODE_CLIENT, but process_pkt expects MODE_SERVER + + EXPECT_EQ(SERVER_UNUSEABLE, + process_pkt(&testpkt, &testsock, LEN_PKT_NOMAC, + MODE_SERVER, &testspkt, "UnitTest")); +} + +/* Tests bug 1597 */ +TEST_F(packetProcessingTest, KoDRate) { + ASSERT_FALSE(ENABLED_OPT(AUTHENTICATION)); + + testpkt.stratum = STRATUM_PKT_UNSPEC; + memcpy(&testpkt.refid, "RATE", 4); + + EXPECT_EQ(KOD_RATE, + process_pkt(&testpkt, &testsock, LEN_PKT_NOMAC, + MODE_SERVER, &testspkt, "UnitTest")); +} + +TEST_F(packetProcessingTest, KoDDeny) { + ASSERT_FALSE(ENABLED_OPT(AUTHENTICATION)); + + testpkt.stratum = STRATUM_PKT_UNSPEC; + memcpy(&testpkt.refid, "DENY", 4); + + EXPECT_EQ(KOD_DEMOBILIZE, + process_pkt(&testpkt, &testsock, LEN_PKT_NOMAC, + MODE_SERVER, &testspkt, "UnitTest")); +} + +TEST_F(packetProcessingTest, RejectUnsyncedServer) { + ASSERT_FALSE(ENABLED_OPT(AUTHENTICATION)); + + testpkt.li_vn_mode = PKT_LI_VN_MODE(LEAP_NOTINSYNC, + NTP_VERSION, + MODE_SERVER); + + EXPECT_EQ(SERVER_UNUSEABLE, + process_pkt(&testpkt, &testsock, LEN_PKT_NOMAC, + MODE_SERVER, &testspkt, "UnitTest")); +} + +TEST_F(packetProcessingTest, RejectWrongResponseServerMode) { + ASSERT_FALSE(ENABLED_OPT(AUTHENTICATION)); + + l_fp tmp; + tmp.l_ui = 1000UL; + tmp.l_uf = 0UL; + HTONL_FP(&tmp, &testpkt.org); + + tmp.l_ui = 2000UL; + tmp.l_uf = 0UL; + HTONL_FP(&tmp, &testspkt.xmt); + + EXPECT_EQ(PACKET_UNUSEABLE, + process_pkt(&testpkt, &testsock, LEN_PKT_NOMAC, + MODE_SERVER, &testspkt, "UnitTest")); +} + +TEST_F(packetProcessingTest, AcceptNoSentPacketBroadcastMode) { + ASSERT_FALSE(ENABLED_OPT(AUTHENTICATION)); + + testpkt.li_vn_mode = PKT_LI_VN_MODE(LEAP_NOWARNING, + NTP_VERSION, + MODE_BROADCAST); + + EXPECT_EQ(LEN_PKT_NOMAC, + process_pkt(&testpkt, &testsock, LEN_PKT_NOMAC, + MODE_BROADCAST, NULL, "UnitTest")); +} + +TEST_F(packetProcessingTest, CorrectUnauthenticatedPacket) { + ASSERT_FALSE(ENABLED_OPT(AUTHENTICATION)); + + EXPECT_EQ(LEN_PKT_NOMAC, + process_pkt(&testpkt, &testsock, LEN_PKT_NOMAC, + MODE_SERVER, &testspkt, "UnitTest")); +} + +TEST_F(packetProcessingTest, CorrectAuthenticatedPacketMD5) { + PrepareAuthenticationTest(10, 15, "123456789abcdef"); + ASSERT_TRUE(ENABLED_OPT(AUTHENTICATION)); + + int pkt_len = LEN_PKT_NOMAC; + + // Prepare the packet. + testpkt.exten[0] = htonl(10); + int mac_len = make_mac((char*)&testpkt, pkt_len, + MAX_MD5_LEN, key_ptr, + (char*)&testpkt.exten[1]); + + pkt_len += 4 + mac_len; + + EXPECT_EQ(pkt_len, + process_pkt(&testpkt, &testsock, pkt_len, + MODE_SERVER, &testspkt, "UnitTest")); + +} + +TEST_F(packetProcessingTest, CorrectAuthenticatedPacketSHA1) { + PrepareAuthenticationTest(20, 15, "SHA1", "abcdefghijklmno"); + ASSERT_TRUE(ENABLED_OPT(AUTHENTICATION)); + + int pkt_len = LEN_PKT_NOMAC; + + // Prepare the packet. + testpkt.exten[0] = htonl(20); + int mac_len = make_mac((char*)&testpkt, pkt_len, + MAX_MAC_LEN, key_ptr, + (char*)&testpkt.exten[1]); + + pkt_len += 4 + mac_len; + + EXPECT_EQ(pkt_len, + process_pkt(&testpkt, &testsock, pkt_len, + MODE_SERVER, &testspkt, "UnitTest")); +} diff --git a/sntp/tests/sntptest.h b/sntp/tests/sntptest.h new file mode 100644 index 0000000..d5add9c --- /dev/null +++ b/sntp/tests/sntptest.h @@ -0,0 +1,35 @@ +#ifndef SNTPTEST_H +#define SNTPTEST_H + +#include "tests_main.h" + +extern "C" { +#include "ntp_stdlib.h" +#include "sntp-opts.h" +}; + +class sntptest : public ntptest { +protected: + sntptest() { + optionSaveState(&sntpOptions); + } + + ~sntptest() { + optionRestore(&sntpOptions); + } + + void ActivateOption(const char* option, const char* argument) { + const int ARGV_SIZE = 4; + + char* opts[ARGV_SIZE]; + + opts[0] = estrdup("sntpopts"); + opts[1] = estrdup(option); + opts[2] = estrdup(argument); + opts[3] = estrdup("127.0.0.1"); + + optionProcess(&sntpOptions, ARGV_SIZE, opts); + } +}; + +#endif // SNTPTEST_H diff --git a/sntp/tests/tests-runner b/sntp/tests/tests-runner new file mode 100755 index 0000000..412516c --- /dev/null +++ b/sntp/tests/tests-runner @@ -0,0 +1,13 @@ +#!/bin/sh + +# $builddir is always . +builddir=. +# $srcdir will be set to the correct directory when this script is called from +# the Makefiles generated by Automake. + +# Create output directory. +mkdir -p $builddir/data + +# Test executable expects two arguments: test_input_dir and test_output_dir. +./tests $srcdir/data $builddir/data + diff --git a/sntp/tests/utilities.cpp b/sntp/tests/utilities.cpp new file mode 100644 index 0000000..4c8c305 --- /dev/null +++ b/sntp/tests/utilities.cpp @@ -0,0 +1,176 @@ +#include "sntptest.h" +#include "fileHandlingTest.h" + +extern "C" { +#include "main.h" +#include "utilities.h" +const char * Version = "stub unit test Version string"; +}; + +using std::string; + +class utilitiesTest : public sntptest { +protected: + sockaddr_u CreateSockaddr4(const char* address) { + sockaddr_u s; + s.sa4.sin_family = AF_INET; + s.sa4.sin_addr.s_addr = inet_addr(address); + SET_PORT(&s, 123); + + return s; + } + + addrinfo CreateAddrinfo(sockaddr_u* sock) { + addrinfo a; + a.ai_family = sock->sa.sa_family; + a.ai_addrlen = SIZEOF_SOCKADDR(a.ai_family); + a.ai_addr = &sock->sa; + return a; + } +}; + +class debugUtilitiesTest : public fileHandlingTest { +protected: + bool outputFileOpened; + FILE* outputFile; + + debugUtilitiesTest() : outputFileOpened(false) {} + + void InitDebugTest(const string& filename) { + // Clear the contents of the current file. + // Open the output file + outputFile = fopen(filename.c_str(), "w+"); + ASSERT_TRUE(outputFile != NULL); + outputFileOpened = true; + } + + // Closes outputFile, and compare contents. + void FinishDebugTest(const string& expected, + const string& actual) { + if (outputFileOpened) + fclose(outputFile); + + ifstream e(expected.c_str()); + ifstream a(actual.c_str()); + ASSERT_TRUE(e.good()); + ASSERT_TRUE(a.good()); + + CompareFileContent(e, a); + } +}; + +/* + * These tests are essentially a copy of the tests for socktoa() + * in libntp. If sntp switches to using that functions, these + * tests can be removed. + */ + +TEST_F(utilitiesTest, IPv4Address) { + const char* ADDR = "192.0.2.10"; + + sockaddr_u input = CreateSockaddr4(ADDR); + addrinfo inputA = CreateAddrinfo(&input); + + EXPECT_STREQ(ADDR, ss_to_str(&input)); + EXPECT_STREQ(ADDR, addrinfo_to_str(&inputA)); +} + +TEST_F(utilitiesTest, IPv6Address) { + const struct in6_addr address = { + 0x20, 0x01, 0x0d, 0xb8, + 0x85, 0xa3, 0x08, 0xd3, + 0x13, 0x19, 0x8a, 0x2e, + 0x03, 0x70, 0x73, 0x34 + }; + const char * expected = "2001:db8:85a3:8d3:1319:8a2e:370:7334"; + sockaddr_u input; + addrinfo inputA; + + memset(&input, 0, sizeof(input)); + input.sa6.sin6_family = AF_INET6; + input.sa6.sin6_addr = address; + EXPECT_STREQ(expected, ss_to_str(&input)); + + inputA = CreateAddrinfo(&input); + EXPECT_STREQ(expected, addrinfo_to_str(&inputA)); +} + +TEST_F(utilitiesTest, SetLiVnMode1) { + pkt expected; + expected.li_vn_mode = PKT_LI_VN_MODE(LEAP_NOWARNING, + NTP_VERSION, + MODE_SERVER); + + pkt actual; + set_li_vn_mode(&actual, LEAP_NOWARNING, NTP_VERSION, + MODE_SERVER); + + EXPECT_EQ(expected.li_vn_mode, actual.li_vn_mode); +} + +TEST_F(utilitiesTest, SetLiVnMode2) { + pkt expected; + expected.li_vn_mode = PKT_LI_VN_MODE(LEAP_NOTINSYNC, + NTP_OLDVERSION, + MODE_BROADCAST); + + pkt actual; + set_li_vn_mode(&actual, LEAP_NOTINSYNC, NTP_OLDVERSION, + MODE_BROADCAST); + + EXPECT_EQ(expected.li_vn_mode, actual.li_vn_mode); +} + +/* Debug utilities tests */ + +TEST_F(debugUtilitiesTest, PktOutput) { + string filename = CreatePath("debug-output-pkt", OUTPUT_DIR); + InitDebugTest(filename); + + pkt testpkt; + memset(&testpkt, 0, sizeof(pkt)); + testpkt.li_vn_mode = PKT_LI_VN_MODE(LEAP_NOWARNING, + NTP_VERSION, + MODE_SERVER); + + l_fp test; + test.l_ui = 8; + test.l_uf = 2147483647; // Lots of ones. + HTONL_FP(&test, &testpkt.xmt); + + pkt_output(&testpkt, LEN_PKT_NOMAC, outputFile); + + FinishDebugTest(CreatePath("debug-input-pkt", INPUT_DIR), filename); +} + +TEST_F(debugUtilitiesTest, LfpOutputBinaryFormat) { + string filename = CreatePath("debug-output-lfp-bin", OUTPUT_DIR); + InitDebugTest(filename); + + l_fp test; + test.l_ui = 63; // 00000000 00000000 00000000 00111111 + test.l_uf = 127; // 00000000 00000000 00000000 01111111 + + l_fp network; + HTONL_FP(&test, &network); + + l_fp_output_bin(&network, outputFile); + + FinishDebugTest(CreatePath("debug-input-lfp-bin", INPUT_DIR), filename); +} + +TEST_F(debugUtilitiesTest, LfpOutputDecimalFormat) { + string filename = CreatePath("debug-output-lfp-dec", OUTPUT_DIR); + InitDebugTest(filename); + + l_fp test; + test.l_ui = 6310; // 0x000018A6 + test.l_uf = 308502; // 0x00004B516 + + l_fp network; + HTONL_FP(&test, &network); + + l_fp_output_dec(&network, outputFile); + + FinishDebugTest(CreatePath("debug-input-lfp-dec", INPUT_DIR), filename); +} |