/*
This file is part of GNUnet.
- (C) 2009 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2009 GNUnet e.V.
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 2, or (at your
+ by the Free Software Foundation; either version 3, or (at your
option) any later version.
GNUnet is distributed in the hope that it will be useful, but
You should have received a copy of the GNU General Public License
along with GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
+ Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
*/
/**
* @file resolver/test_resolver_api.c
* @brief testcase for resolver_api.c
*/
#include "platform.h"
-#include "gnunet_common.h"
-#include "gnunet_getopt_lib.h"
-#include "gnunet_os_lib.h"
-#include "gnunet_program_lib.h"
-#include "gnunet_scheduler_lib.h"
+#include "gnunet_util_lib.h"
#include "gnunet_resolver_service.h"
#include "resolver.h"
-#define VERBOSE GNUNET_NO
-/**
+static int disable_rootserver_check;
+
+
+/**
* Using DNS root servers to check gnunet's resolver service
* a.root-servers.net <-> 198.41.0.4 is a fix 1:1 mapping that should not change over years
* For more information have a look at IANA's website http://www.root-servers.org/
#define ROOTSERVER_NAME "a.root-servers.net"
#define ROOTSERVER_IP "198.41.0.4"
+
static void
-check_hostname(void *cls, const struct sockaddr *sa, socklen_t salen)
+check_hostname (void *cls,
+ const struct sockaddr *sa,
+ socklen_t salen)
{
int *ok = cls;
- if (salen == 0)
- {
- (*ok) &= ~8;
- return;
- }
- GNUNET_log(GNUNET_ERROR_TYPE_INFO, _("Got IP address `%s' for our host.\n"),
- GNUNET_a2s(sa, salen));
+ if (0 == salen)
+ {
+ (*ok) &= ~8;
+ return;
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ "Got IP address `%s' for our host.\n",
+ GNUNET_a2s (sa, salen));
}
+
static void
-check_localhost_num(void *cls, const char *hostname)
+check_localhost_num (void *cls,
+ const char *hostname)
{
int *ok = cls;
+
if (hostname == NULL)
return;
- if (0 == strcmp(hostname, "127.0.0.1"))
- {
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Received correct hostname `%s'.\n", hostname);
-#endif
- (*ok) &= ~4;
- }
+ if (0 == strcmp (hostname, "127.0.0.1"))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Received correct hostname `%s'.\n",
+ hostname);
+ (*ok) &= ~4;
+ }
else
- {
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Received invalid hostname `%s'.\n", hostname);
-#endif
- GNUNET_break(0);
- }
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ "Received invalid hostname `%s'.\n",
+ hostname);
+ GNUNET_break (0);
+ }
}
+
static void
-check_localhost(void *cls, const char *hostname)
+check_localhost (void *cls,
+ const char *hostname)
{
int *ok = cls;
- if (hostname == NULL)
+
+ if (NULL == hostname)
return;
- if (0 == strcmp(hostname, "localhost"))
- {
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Received correct hostname `%s'.\n", hostname);
-#endif
- (*ok) &= ~2;
- }
+ if (0 == strcmp (hostname, "localhost"))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Received correct hostname `%s'.\n",
+ hostname);
+ (*ok) &= ~2;
+ }
else
- {
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Received invalid hostname `%s'.\n", hostname);
-#endif
- GNUNET_break(0);
- }
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "Received unexpected hostname `%s', expected `localhost' (this could be OK).\n",
+ hostname);
+ }
}
+
static void
-check_127(void *cls, const struct sockaddr *sa, socklen_t salen)
+check_127 (void *cls, const struct sockaddr *sa, socklen_t salen)
{
int *ok = cls;
const struct sockaddr_in *sai = (const struct sockaddr_in *) sa;
- if (sa == NULL)
+ if (NULL == sa)
return;
- GNUNET_assert(sizeof(struct sockaddr_in) == salen);
- if (sai->sin_addr.s_addr == htonl(INADDR_LOOPBACK))
- {
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received correct address.\n");
-#endif
- (*ok) &= ~1;
- }
- else
- {
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received incorrect address.\n");
-#endif
- GNUNET_break(0);
- }
-}
-
-static void
-check_local_hostname(void *cls, const char *hostname)
-{
- int result = 0;
-
- char own_hostname[GNUNET_OS_get_hostname_max_length() + 1];
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Hostname resolved here is `%s'.\n", own_hostname);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Hostname resolved using resolver is `%s'.\n", hostname);
-#endif
-
- result = gethostname (own_hostname, sizeof (own_hostname) - 1);
-
- if ( 0 != result )
+ GNUNET_assert (sizeof (struct sockaddr_in) == salen);
+ if (sai->sin_addr.s_addr == htonl (INADDR_LOOPBACK))
{
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Could not resolve local hostname\n", own_hostname);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Received correct address.\n");
+ (*ok) &= ~1;
}
- GNUNET_assert( 0 == result);
-
- result = strcmp(hostname, own_hostname);
- if ( 0 != result )
+ else
{
+ char buf[INET_ADDRSTRLEN];
+
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Local resolved and resolver resolved hostnames are not equal\n", own_hostname);
+ "Received incorrect address `%s'.\n",
+ inet_ntop (AF_INET,
+ &sai->sin_addr,
+ buf,
+ sizeof (buf)));
+ GNUNET_break (0);
}
- GNUNET_assert( 0 == result);
}
static void
-check_rootserver_ip(void *cls, const struct sockaddr *sa, socklen_t salen)
+check_rootserver_ip (void *cls, const struct sockaddr *sa, socklen_t salen)
{
int *ok = cls;
const struct sockaddr_in *sai = (const struct sockaddr_in *) sa;
- if (sa == NULL)
+ if (NULL == sa)
return;
- GNUNET_assert(sizeof(struct sockaddr_in) == salen);
+ GNUNET_assert (sizeof (struct sockaddr_in) == salen);
- if (0 == strcmp(inet_ntoa(sai->sin_addr), ROOTSERVER_IP))
- {
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received correct rootserver ip address.\n");
-#endif
- (*ok) &= ~1;
- }
+ if (0 == strcmp (inet_ntoa (sai->sin_addr), ROOTSERVER_IP))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Received correct rootserver ip address.\n");
+ (*ok) &= ~1;
+ }
else
- {
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received incorrect rootserver ip address.\n");
-#endif
- GNUNET_break(0);
- }
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Received incorrect rootserver ip address.\n");
+ GNUNET_break (0);
+ }
}
+
static void
-check_rootserver_name(void *cls, const char *hostname)
+check_rootserver_name (void *cls,
+ const char *hostname)
{
int *ok = cls;
- if (hostname == NULL)
+
+ if (NULL == hostname)
return;
- if (0 == strcmp(hostname, ROOTSERVER_NAME))
- {
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Received correct rootserver hostname `%s'.\n", hostname);
-#endif
- (*ok) &= ~2;
- }
+ if (0 == strcmp (hostname, ROOTSERVER_NAME))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Received correct rootserver hostname `%s'.\n",
+ hostname);
+ (*ok) &= ~2;
+ }
else
- {
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Received invalid rootserver hostname `%s'.\n", hostname);
-#endif
- GNUNET_break(0);
- }
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "Received invalid rootserver hostname `%s', expected `%s'\n",
+ hostname,
+ ROOTSERVER_NAME);
+ GNUNET_break (disable_rootserver_check);
+ }
}
+
static void
-run(void *cls, struct GNUNET_SCHEDULER_Handle *sched, char * const *args,
- const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg)
+run (void *cls, char *const *args, const char *cfgfile,
+ const struct GNUNET_CONFIGURATION_Handle *cfg)
{
+ int *ok = cls;
struct sockaddr_in sa;
- struct GNUNET_TIME_Relative timeout = GNUNET_TIME_relative_multiply(
- GNUNET_TIME_UNIT_MILLISECONDS, 2500);
+ struct GNUNET_TIME_Relative timeout =
+ GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30);
int count_ips = 0;
+ char *own_fqdn;
+ const char *rootserver_name = ROOTSERVER_NAME;
+ struct hostent *rootserver;
+ struct in_addr rootserver_addr;
- memset(&sa, 0, sizeof(sa));
+ memset (&sa, 0, sizeof (sa));
sa.sin_family = AF_INET;
- sa.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
- GNUNET_RESOLVER_ip_get(sched, cfg, "localhost", AF_INET, timeout, &check_127,
- cls);
- GNUNET_RESOLVER_hostname_get(sched, cfg, (const struct sockaddr *) &sa,
- sizeof(struct sockaddr), GNUNET_YES, timeout, &check_localhost, cls);
- GNUNET_RESOLVER_hostname_get(sched, cfg, (const struct sockaddr *) &sa,
- sizeof(struct sockaddr), GNUNET_NO, timeout, &check_localhost_num, cls);
- GNUNET_RESOLVER_hostname_resolve(sched, cfg, AF_UNSPEC, timeout,
- &check_hostname, cls);
+#if HAVE_SOCKADDR_IN_SIN_LEN
+ sa.sin_len = (u_char) sizeof (sa);
+#endif
+ sa.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
/*
- * Looking up our own hostname
+ * Looking up our own fqdn
*/
- GNUNET_RESOLVER_local_hostname_get(sched, cfg, &check_local_hostname, cls);
-
+ own_fqdn = GNUNET_RESOLVER_local_fqdn_get ();
+ /* can't really check, only thing we can safely
+ compare against is our own identical logic... */
+ GNUNET_free_non_null (own_fqdn);
/*
* Testing non-local DNS resolution
* DNS rootserver to test: a.root-servers.net - 198.41.0.4
*/
- char const * rootserver_name = ROOTSERVER_NAME;
- struct hostent *rootserver;
-
- rootserver = gethostbyname(rootserver_name);
- if (rootserver == NULL)
- {
- /* Error: resolving ip addresses does not work */
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- _("gethostbyname() could not lookup IP address: %s\n"),
- hstrerror (h_errno));
-#endif
- GNUNET_break(0);
- return;
- }
+ rootserver = gethostbyname (rootserver_name);
+ if (NULL == rootserver)
+ {
+ /* Error: resolving ip addresses does not work */
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ _("gethostbyname() could not lookup IP address: %s\n"),
+ hstrerror (h_errno));
+ FPRINTF (stderr,
+ "%s",
+ "System seems to be off-line, will not run all DNS tests\n");
+ *ok = 0; /* mark test as passing anyway */
+ return;
+ }
/* Counting returned IP addresses */
- while (rootserver->h_addr_list[count_ips] != NULL)
+ while (NULL != rootserver->h_addr_list[count_ips])
count_ips++;
if (count_ips > 1)
- {
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "IP received range for root name server, but a root name server has only 1 IP\n");
-#endif
- GNUNET_break(0);
- }
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "IP received range for root name server, but a root name server has only 1 IP\n");
+ GNUNET_break (0);
+ }
/* Comparing to resolved address to the address the root name server should have */
- if (strcmp(inet_ntoa(*(struct in_addr *) rootserver->h_addr_list[0]),
- ROOTSERVER_IP) != 0)
- {
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "IP received and IP for root name server differ\n");
-#endif
- GNUNET_break(0);
- }
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_INFO, "System's own forward name resolution is working\n");
-#endif
-
+ if (0 !=
+ strcmp (inet_ntoa (*(struct in_addr *) rootserver->h_addr_list[0]),
+ ROOTSERVER_IP))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ "IP received and IP for root name server differ\n");
+ GNUNET_break (0);
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ "System's own forward name resolution is working\n");
/* Resolve the same using GNUNET */
- GNUNET_RESOLVER_ip_get(sched, cfg, ROOTSERVER_NAME, AF_INET, timeout,
- &check_rootserver_ip, cls);
+ GNUNET_RESOLVER_ip_get (ROOTSERVER_NAME, AF_INET, timeout,
+ &check_rootserver_ip, cls);
/*
* Success: forward lookups work as expected
* Next step: reverse lookups
*/
+ if (1 != inet_pton (AF_INET,
+ ROOTSERVER_IP,
+ &rootserver_addr))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Could not transform root name server IP address\n");
+ GNUNET_break (0);
+ }
- struct in_addr rootserver_addr;
- rootserver->h_name = "";
- if (1 != inet_pton(AF_INET, ROOTSERVER_IP, &rootserver_addr))
- {
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Could not transform root name server IP address\n");
-#endif
- GNUNET_break(0);
- }
-
- rootserver
- = gethostbyaddr(&rootserver_addr, sizeof(rootserver_addr), AF_INET);
- if (rootserver == NULL)
- {
- /* Error: resolving IP addresses does not work */
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- _("gethostbyaddr() could not lookup hostname: %s\n"),
- hstrerror (h_errno));
-#endif
- GNUNET_break(0);
- }
+ rootserver =
+ gethostbyaddr ((const void *) &rootserver_addr,
+ sizeof (rootserver_addr),
+ AF_INET);
+ if (NULL == rootserver)
+ {
+ /* Error: resolving IP addresses does not work */
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "gethostbyaddr() could not lookup hostname: %s\n",
+ hstrerror (h_errno));
+ disable_rootserver_check = GNUNET_YES;
+ }
else
{
- if (0 != strcmp(rootserver->h_name, ROOTSERVER_NAME))
+ if (0 != strcmp (rootserver->h_name,
+ ROOTSERVER_NAME))
{
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received hostname and hostname for root name server differ\n");
-#endif
- GNUNET_break(0);
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "Received hostname and hostname for root name server differ\n");
+ disable_rootserver_check = GNUNET_YES;
}
}
-#if DEBUG_RESOLVER
- GNUNET_log (GNUNET_ERROR_TYPE_INFO, "System's own reverse name resolution is working\n");
-#endif
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ "System's own reverse name resolution is working\n");
/* Resolve the same using GNUNET */
+ memset (&sa, 0, sizeof (sa));
+ sa.sin_family = AF_INET;
+#if HAVE_SOCKADDR_IN_SIN_LEN
+ sa.sin_len = (u_char) sizeof (sa);
+#endif
+#ifndef MINGW
+ inet_aton (ROOTSERVER_IP, &sa.sin_addr);
+#else
+ sa.sin_addr.S_un.S_addr = inet_addr (ROOTSERVER_IP);
+#endif
+ GNUNET_RESOLVER_hostname_get ((const struct sockaddr *) &sa,
+ sizeof (struct sockaddr), GNUNET_YES, timeout,
+ &check_rootserver_name, cls);
- memset(&sa, 0, sizeof(sa));
+ memset (&sa, 0, sizeof (sa));
sa.sin_family = AF_INET;
- inet_aton(ROOTSERVER_IP, &sa.sin_addr);
+#if HAVE_SOCKADDR_IN_SIN_LEN
+ sa.sin_len = (u_char) sizeof (sa);
+#endif
+ sa.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
+
+ GNUNET_RESOLVER_ip_get ("localhost", AF_INET, timeout, &check_127, cls);
+ GNUNET_RESOLVER_hostname_get ((const struct sockaddr *) &sa,
+ sizeof (struct sockaddr), GNUNET_YES, timeout,
+ &check_localhost, cls);
+
+ GNUNET_RESOLVER_hostname_get ((const struct sockaddr *) &sa,
+ sizeof (struct sockaddr), GNUNET_NO, timeout,
+ &check_localhost_num, cls);
+ GNUNET_RESOLVER_hostname_resolve (AF_UNSPEC, timeout, &check_hostname, cls);
- GNUNET_RESOLVER_hostname_get(sched, cfg, (const struct sockaddr *) &sa,
- sizeof(struct sockaddr), GNUNET_YES, timeout, &check_rootserver_name, cls);
}
-static int
-check()
+
+int
+main (int argc, char *argv[])
{
int ok = 1 + 2 + 4 + 8;
char *fn;
- char *pfx;
- pid_t pid;
- char * const argv[] =
- { "test-resolver-api", "-c", "test_resolver_api_data.conf",
-#if VERBOSE
- "-L", "DEBUG",
-#endif
- NULL };
+ struct GNUNET_OS_Process *proc;
+ char *const argvx[] = {
+ "test-resolver-api", "-c", "test_resolver_api_data.conf", NULL
+ };
struct GNUNET_GETOPT_CommandLineOption options[] =
- { GNUNET_GETOPT_OPTION_END };
- pfx = GNUNET_OS_installation_get_path(GNUNET_OS_IPK_BINDIR);
- GNUNET_asprintf(&fn, "%s%cgnunet-service-resolver", pfx, DIR_SEPARATOR);
- GNUNET_free(pfx);
- pid = GNUNET_OS_start_process(NULL, NULL, fn, "gnunet-service-resolver",
-#if VERBOSE
- "-L", "DEBUG",
-#endif
- "-c", "test_resolver_api_data.conf", NULL);
- GNUNET_free(fn);
- GNUNET_assert(GNUNET_OK == GNUNET_PROGRAM_run((sizeof(argv) / sizeof(char *))
- - 1, argv, "test-resolver-api", "nohelp", options, &run, &ok));
- if (0 != PLIBC_KILL(pid, SIGTERM))
- {
- GNUNET_log_strerror(GNUNET_ERROR_TYPE_WARNING, "kill");
- ok = 1;
- }
- GNUNET_OS_process_wait(pid);
- if (ok != 0)
- fprintf(stderr, "Missed some resolutions: %u\n", ok);
+ { GNUNET_GETOPT_OPTION_END };
+
+ GNUNET_log_setup ("test-resolver-api",
+ "WARNING",
+ NULL);
+ fn = GNUNET_OS_get_libexec_binary_path ("gnunet-service-resolver");
+ proc = GNUNET_OS_start_process (GNUNET_YES,
+ GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
+ NULL, NULL, NULL,
+ fn,
+ "gnunet-service-resolver",
+ "-c", "test_resolver_api_data.conf", NULL);
+ GNUNET_assert (NULL != proc);
+ GNUNET_free (fn);
+ GNUNET_assert (GNUNET_OK ==
+ GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1,
+ argvx, "test-resolver-api", "nohelp",
+ options, &run, &ok));
+ if (0 != GNUNET_OS_process_kill (proc, GNUNET_TERM_SIG))
+ {
+ GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
+ ok = 1;
+ }
+ GNUNET_OS_process_wait (proc);
+ GNUNET_OS_process_destroy (proc);
+ proc = NULL;
+ if (0 != ok)
+ FPRINTF (stderr, "Missed some resolutions: %u\n", ok);
return ok;
}
-int
-main(int argc, char *argv[])
-{
- int ret;
-
- GNUNET_log_setup("test-resolver-api",
-#if VERBOSE
- "DEBUG",
-#else
- "WARNING",
-#endif
- NULL);
- ret = check();
-
- return ret;
-}
/* end of test_resolver_api.c */