commit 3f0e24d841c80ff92c6d6f339045df2ec4f5ba42 Author: David Goulet dgoulet@ev0ke.net Date: Sat Aug 24 13:50:09 2013 -0400

Add DNS resolution test

Signed-off-by: David Goulet dgoulet@ev0ke.net --- .gitignore | 2 +- tests/Makefile.am | 11 +++++ tests/test_dns.c | 138 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 150 insertions(+), 1 deletion(-)

diff --git a/.gitignore b/.gitignore index 7f13a81..6e728a0 100644 --- a/.gitignore +++ b/.gitignore @@ -41,4 +41,4 @@ doc/usewithtor.1

src/bin/torsocks

-test/test_torsocks +tests/test_dns diff --git a/tests/Makefile.am b/tests/Makefile.am index 97b7b2b..e0a3fba 100644 --- a/tests/Makefile.am +++ b/tests/Makefile.am @@ -1 +1,12 @@ SUBDIRS = utils + +AM_CFLAGS = -I$(top_srcdir)/include -I$(top_srcdir)/src -I$(top_srcdir)/tests/utils/ -I$(srcdir) + +LIBTAP=$(top_builddir)/tests/utils/tap/libtap.la + +LIBTORSOCKS=$(top_builddir)/src/lib/libtorsocks.la + +noinst_PROGRAMS = test_dns + +test_dns_SOURCES = test_dns.c +test_dns_LDADD = $(LIBTAP) $(LIBTORSOCKS) diff --git a/tests/test_dns.c b/tests/test_dns.c new file mode 100644 index 0000000..01bb5d9 --- /dev/null +++ b/tests/test_dns.c @@ -0,0 +1,138 @@ +/* + * Copyright (C) 2013 - David Goulet dgoulet@ev0ke.net + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License, version 2 only, as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 51 + * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include <arpa/inet.h> +#include <netinet/in.h> +#include <stdio.h> +#include <sys/socket.h> + +#include <lib/torsocks.h> + +#include <tap/tap.h> + +#define NUM_TESTS 3 + +struct test_host { + const char *name; + const char *ip; +}; + +/* Tor check hostname/ip. */ +static const struct test_host tor_check = { + .name = "sergii.torproject.org", + .ip = "38.229.72.22", +}; + +/* moria1 directory authority. */ +static const struct test_host tor_dir_auth1 = { + .name = "belegost.csail.mit.edu", + .ip = "128.31.0.39", +}; + +/* maatuska directory authority. */ +static const struct test_host tor_dir_auth2 = { + .name = "ehlo.4711.se", + .ip = "171.25.193.9", +}; + +static void test_gethostbyname(const struct test_host *host) +{ + struct hostent *he; + + assert(host); + + diag("gethostbyname test"); + + he = gethostbyname(host->name); + if (he) { + char *addr = inet_ntoa(*((struct in_addr *) he->h_addr_list[0])); + ok(strcmp(addr, host->ip) == 0, "Resolving %s", host->name); + } else { + fail("Resolving %s", host->name); + } + + return; +} + +static void test_gethostbyaddr(const struct test_host *host) +{ + struct hostent *he; + in_addr_t addr; + + assert(host); + + diag("gethostbyaddr test"); + + addr = inet_addr(host->ip); + + he = gethostbyaddr(&addr, INET_ADDRSTRLEN, AF_INET); + if (he) { + ok(strcmp(host->name, he->h_name) == 0, + "Resolving address %s", host->ip); + } else { + fail("Resolving address %s", host->ip); + } + + return; +} + +static void test_getaddrinfo(const struct test_host *host) +{ + int ret; + struct addrinfo hints; + struct addrinfo *result; + + diag("getaddrinfo test"); + + memset(&hints, 0, sizeof(struct addrinfo)); + hints.ai_family = AF_INET; + hints.ai_socktype = SOCK_STREAM; + hints.ai_flags = AI_PASSIVE; /* For wildcard IP address */ + hints.ai_protocol = 0; /* Any protocol */ + hints.ai_canonname = NULL; + hints.ai_addr = NULL; + hints.ai_next = NULL; + + ret = getaddrinfo(host->name, NULL, &hints, &result); + if (ret == 0) { + struct in_addr addr; + char *ip; + + addr.s_addr = ((struct sockaddr_in *)(result->ai_addr))->sin_addr.s_addr; + ip = inet_ntoa(addr); + + ok(strcmp(host->ip, ip) == 0, + "Resolving address %s with getaddrinfo", host->name); + } else { + printf("%s\n", gai_strerror(ret)); + fail("Resolving address %s with getaddrinfo", host->name); + } + + return; +} + +int main(int argc, char **argv) +{ + /* Libtap call for the number of tests planned. */ + plan_tests(NUM_TESTS); + + test_getaddrinfo(&tor_check); + test_gethostbyname(&tor_dir_auth1); + test_gethostbyaddr(&tor_dir_auth2); + + return 0; +}