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policy: preserve custom hostnames on local-mapping lines (rh #627269)

Browse source 
Try to preserve custom hostnames (ie, anything not a localhost* variant,
the current hostname, or the previous hostname) when rewriting the
127.0.0.1/::1 localhost mapping lines.
This commit is contained in:
Dan Williams 2010-10-07 18:08:52 -05:00
parent 4a7c77ac95
commit ee9ce6027b
4 changed files with 256 additions and 50 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
src/nm-policy-hostname.c
View file

@ -217,7 +217,7 @@ nm_policy_set_system_hostname (const char *new_hostname,
char old_hostname[HOST_NAME_MAX + 1]; char old_hostname[HOST_NAME_MAX + 1];
int ret = 0; int ret = 0;
const char *name; const char *name;
gboolean set_hostname = TRUE, changed = FALSE; gboolean set_hostname = TRUE, changed = FALSE, old_valid = TRUE;
if (new_hostname) if (new_hostname)
g_warn_if_fail (strlen (new_hostname)); g_warn_if_fail (strlen (new_hostname));
@ -230,11 +230,15 @@ nm_policy_set_system_hostname (const char *new_hostname,
if (ret != 0) { if (ret != 0) {
nm_log_warn (LOGD_DNS, "couldn't get the system hostname: (%d) %s", nm_log_warn (LOGD_DNS, "couldn't get the system hostname: (%d) %s",
errno, strerror (errno)); errno, strerror (errno));
old_valid = FALSE;
} else { } else {
/* Don't set the hostname if it isn't actually changing */ /* Don't set the hostname if it isn't actually changing */
if ( (new_hostname && !strcmp (old_hostname, new_hostname)) if ( (new_hostname && !strcmp (old_hostname, new_hostname))
|| (!new_hostname && !strcmp (old_hostname, FALLBACK_HOSTNAME4))) || (!new_hostname && !strcmp (old_hostname, FALLBACK_HOSTNAME4)))
set_hostname = FALSE; set_hostname = FALSE;
if (old_hostname[0] == '\0')
old_valid = FALSE;
} }
if (set_hostname) { if (set_hostname) {
@ -255,6 +259,7 @@ nm_policy_set_system_hostname (const char *new_hostname,
* /etc/hosts at all. * /etc/hosts at all.
*/ */
if (!nm_policy_hosts_update_etc_hosts (name, if (!nm_policy_hosts_update_etc_hosts (name,
old_valid ? old_hostname : NULL,
FALLBACK_HOSTNAME4, FALLBACK_HOSTNAME4,
FALLBACK_HOSTNAME6, FALLBACK_HOSTNAME6,
ip4_addr, ip4_addr,

157
src/nm-policy-hosts.c
View file

@ -28,6 +28,9 @@
#include "nm-policy-hosts.h" #include "nm-policy-hosts.h"
#include "nm-logging.h" #include "nm-logging.h"
#define IP4_LH "127.0.0.1"
#define IP6_LH "::1"
gboolean gboolean
nm_policy_hosts_find_token (const char *line, const char *token) nm_policy_hosts_find_token (const char *line, const char *token)
{ {
@ -56,7 +59,7 @@ nm_policy_hosts_find_token (const char *line, const char *token)
static gboolean static gboolean
is_local_mapping (const char *str, gboolean ip6, const char *hostname) is_local_mapping (const char *str, gboolean ip6, const char *hostname)
{ {
const char *addr = ip6 ? "::1" : "127.0.0.1"; const char *addr = ip6 ? IP6_LH : IP4_LH;
const char *fallback = ip6 ? "localhost6" : "localhost"; const char *fallback = ip6 ? "localhost6" : "localhost";
return ( !strncmp (str, addr, strlen (addr)) return ( !strncmp (str, addr, strlen (addr))
@ -137,12 +140,71 @@ ip6_addr_matches (const char *str, const char *ip6_addr)
return memcmp (&found, &given, sizeof (found)) == 0; return memcmp (&found, &given, sizeof (found)) == 0;
} }
static char *
get_custom_hostnames (const char *line,
const char *hostname,
const char *old_hostname)
{
char **items = NULL, **iter;
guint start = 0;
GString *str = NULL;
char *custom = NULL;
g_return_val_if_fail (line != NULL, NULL);
if (!strncmp (line, IP4_LH, strlen (IP4_LH)))
start = strlen (IP4_LH);
else if (!strncmp (line, IP6_LH, strlen (IP6_LH)))
start = strlen (IP6_LH);
g_return_val_if_fail (start > 0, NULL);
/* Split the line into tokens */
items = g_strsplit_set (line + start, " \t", -1);
if (!items)
return NULL;
str = g_string_sized_new (50);
/* Ignore current & old hostnames, and localhost-anything */
for (iter = items; iter && *iter; iter++) {
if (*iter[0] == '\0')
continue;
if (hostname && !strcmp (*iter, hostname))
continue;
if (old_hostname && !strcmp (*iter, old_hostname))
continue;
if (!strcmp (*iter, "localhost"))
continue;
if (!strcmp (*iter, "localhost6"))
continue;
if (!strcmp (*iter, "localhost.localdomain"))
continue;
if (!strcmp (*iter, "localhost4.localdomain4"))
continue;
if (!strcmp (*iter, "localhost6.localdomain6"))
continue;
/* Found a custom hostname */
g_string_append_c (str, '\t');
g_string_append (str, *iter);
}
if (str->len)
custom = g_string_free (str, FALSE);
else
g_string_free (str, TRUE);
g_strfreev (items);
return custom;
}
#define ADDED_TAG "# Added by NetworkManager" #define ADDED_TAG "# Added by NetworkManager"
GString * GString *
nm_policy_get_etc_hosts (const char **lines, nm_policy_get_etc_hosts (const char **lines,
gsize existing_len, gsize existing_len,
const char *hostname, const char *hostname,
const char *old_hostname,
const char *fallback_hostname4, const char *fallback_hostname4,
const char *fallback_hostname6, const char *fallback_hostname6,
const char *ip4_addr, const char *ip4_addr,
@ -163,7 +225,10 @@ nm_policy_get_etc_hosts (const char **lines,
gboolean hostname6_is_fallback; gboolean hostname6_is_fallback;
gboolean host4_before = FALSE; gboolean host4_before = FALSE;
gboolean host6_before = FALSE; gboolean host6_before = FALSE;
gboolean no_stale = TRUE;
char *short_hostname = NULL; char *short_hostname = NULL;
char *custom4 = NULL;
char *custom6 = NULL;
g_return_val_if_fail (lines != NULL, FALSE); g_return_val_if_fail (lines != NULL, FALSE);
g_return_val_if_fail (hostname != NULL, FALSE); g_return_val_if_fail (hostname != NULL, FALSE);
@ -181,21 +246,20 @@ nm_policy_get_etc_hosts (const char **lines,
* If all these things exist we don't need to bother updating the file. * If all these things exist we don't need to bother updating the file.
*/ */
if (!ip4_addr) { if (!ip4_addr)
found_host4 = TRUE;
host4_before = TRUE; host4_before = TRUE;
} if (!ip6_addr)
if (!ip6_addr) {
found_host6 = TRUE;
host6_before = TRUE; host6_before = TRUE;
}
/* Look for the four cases from above */ /* Look for the four cases from above */
for (line = lines; lines && *line; line++) { for (line = lines; lines && *line; line++) {
if (!strlen (*line) || (*line[0] == '#')) gboolean found_hostname = FALSE;
if ((*line[0] == '\0') || (*line[0] == '#'))
continue; continue;
if (nm_policy_hosts_find_token (*line, hostname)) { found_hostname = nm_policy_hosts_find_token (*line, hostname);
if (found_hostname) {
/* Found the current hostname on this line */ /* Found the current hostname on this line */
if (ip4_addr && ip4_addr_matches (*line, ip4_addr)) { if (ip4_addr && ip4_addr_matches (*line, ip4_addr)) {
found_host4 = TRUE; found_host4 = TRUE;
@ -211,7 +275,7 @@ nm_policy_get_etc_hosts (const char **lines,
* so make sure we update /etc/hosts. * so make sure we update /etc/hosts.
*/ */
if (is_ip4_addr (*line)) if (is_ip4_addr (*line))
found_host4 = FALSE; no_stale = FALSE;
} }
if (ip6_addr && ip6_addr_matches (*line, ip6_addr)) { if (ip6_addr && ip6_addr_matches (*line, ip6_addr)) {
@ -228,26 +292,54 @@ nm_policy_get_etc_hosts (const char **lines,
* so make sure we update /etc/hosts. * so make sure we update /etc/hosts.
*/ */
if (is_ip6_addr (*line)) if (is_ip6_addr (*line))
found_host6 = FALSE; no_stale = FALSE;
} }
} }
if (is_local_mapping (*line, FALSE, "localhost")) { if (is_local_mapping (*line, FALSE, "localhost")) {
/* a 127.0.0.1 line containing 'localhost' */ /* a 127.0.0.1 line containing 'localhost' */
found_localhost4 = TRUE; found_localhost4 = TRUE;
custom4 = get_custom_hostnames (*line, hostname, old_hostname);
if (!ip4_addr) {
/* If there's no IP-specific mapping for the current hostname
* but that hostname is present on in the local mapping line,
* we've found our IPv4 hostname mapping. If the hostname is
* the fallback *IPv6* hostname it's not going to show up in
* the IPv4 local mapping though, so fake it.
*/
if (hostname6_is_fallback || found_hostname)
found_host4 = TRUE;
}
} else if (is_local_mapping (*line, TRUE, "localhost6")) { } else if (is_local_mapping (*line, TRUE, "localhost6")) {
/* a ::1 line containing 'localhost6' */ /* a ::1 line containing 'localhost6' */
found_localhost6 = TRUE; found_localhost6 = TRUE;
custom6 = get_custom_hostnames (*line, hostname, old_hostname);
if (!ip6_addr) {
/* If there's no IP-specific mapping for the current hostname
* but that hostname is present on in the local mapping line,
* we've found our IPv6 hostname mapping. If the hostname is
* the fallback *IPv4* hostname it's not going to show up in
* the IPv6 local mapping though, so fake it.
*/
if (hostname4_is_fallback || found_hostname)
found_host6 = TRUE;
}
} }
if (found_localhost4 && found_host4 && found_localhost6 && found_host6 && host4_before && host6_before) if ( found_localhost4
return NULL; /* No update required */ && found_host4
&& found_localhost6
&& found_host6
&& host4_before
&& host6_before
&& no_stale)
goto out; /* No update required */
} }
contents = g_string_sized_new (existing_len ? existing_len + 100 : 200); contents = g_string_sized_new (existing_len ? existing_len + 100 : 200);
if (!contents) { if (!contents) {
g_set_error_literal (error, 0, 0, "not enough memory"); g_set_error_literal (error, 0, 0, "not enough memory");
return NULL; goto out;
} }
/* Find the short hostname, like 'foo' from 'foo.bar.baz'; we want to /* Find the short hostname, like 'foo' from 'foo.bar.baz'; we want to
@ -277,8 +369,6 @@ nm_policy_get_etc_hosts (const char **lines,
* 'localhost6'. * 'localhost6'.
*/ */
for (line = lines, initial_comments = TRUE; lines && *line; line++) { for (line = lines, initial_comments = TRUE; lines && *line; line++) {
gboolean add_line = TRUE;
/* This is the first line after the initial comments */ /* This is the first line after the initial comments */
if (strlen (*line) && initial_comments && (*line[0] != '#')) { if (strlen (*line) && initial_comments && (*line[0] != '#')) {
initial_comments = FALSE; initial_comments = FALSE;
@ -311,7 +401,10 @@ nm_policy_get_etc_hosts (const char **lines,
if (short_hostname) if (short_hostname)
g_string_append_printf (contents, "\t%s", short_hostname); g_string_append_printf (contents, "\t%s", short_hostname);
} }
g_string_append_printf (contents, "\t%s\tlocalhost\n", fallback_hostname4); g_string_append_printf (contents, "\t%s\tlocalhost", fallback_hostname4);
if (custom4)
g_string_append (contents, custom4);
g_string_append_c (contents, '\n');
/* IPv6 localhost line */ /* IPv6 localhost line */
g_string_append (contents, "::1"); g_string_append (contents, "::1");
@ -320,26 +413,23 @@ nm_policy_get_etc_hosts (const char **lines,
if (short_hostname) if (short_hostname)
g_string_append_printf (contents, "\t%s", short_hostname); g_string_append_printf (contents, "\t%s", short_hostname);
} }
g_string_append_printf (contents, "\t%s\tlocalhost6\n", fallback_hostname6); g_string_append_printf (contents, "\t%s\tlocalhost6", fallback_hostname6);
if (custom6)
g_string_append (contents, custom6);
g_string_append_c (contents, '\n');
added = TRUE; added = TRUE;
} }
/* Don't add the original line if it is a localhost mapping */ /* Don't add the original line if it is a localhost mapping */
if (is_local_mapping (*line, FALSE, "localhost")) if ( !is_local_mapping (*line, FALSE, "localhost")
add_line = FALSE; && !is_local_mapping (*line, FALSE, fallback_hostname4)
else if (is_local_mapping (*line, FALSE, fallback_hostname4)) && !is_local_mapping (*line, FALSE, hostname)
add_line = FALSE; && !is_local_mapping (*line, TRUE, "localhost6")
else if (is_local_mapping (*line, FALSE, hostname)) && !is_local_mapping (*line, TRUE, fallback_hostname6)
add_line = FALSE; && !is_local_mapping (*line, TRUE, hostname)
else if (is_local_mapping (*line, TRUE, "localhost6")) && !strstr (*line, ADDED_TAG)) {
add_line = FALSE;
else if (is_local_mapping (*line, TRUE, fallback_hostname6))
add_line = FALSE;
else if (is_local_mapping (*line, TRUE, hostname))
add_line = FALSE;
if (add_line && !strstr (*line, ADDED_TAG)) {
g_string_append (contents, *line); g_string_append (contents, *line);
/* Only append the new line if this isn't the last line in the file */ /* Only append the new line if this isn't the last line in the file */
if (*(line+1)) if (*(line+1))
@ -370,12 +460,16 @@ nm_policy_get_etc_hosts (const char **lines,
g_string_append_printf (contents, "::1\t%s\tlocalhost6\n", fallback_hostname6); g_string_append_printf (contents, "::1\t%s\tlocalhost6\n", fallback_hostname6);
} }
out:
g_free (custom4);
g_free (custom6);
g_free (short_hostname); g_free (short_hostname);
return contents; return contents;
} }
gboolean gboolean
nm_policy_hosts_update_etc_hosts (const char *hostname, nm_policy_hosts_update_etc_hosts (const char *hostname,
const char *old_hostname,
const char *fallback_hostname4, const char *fallback_hostname4,
const char *fallback_hostname6, const char *fallback_hostname6,
const char *ip4_addr, const char *ip4_addr,
@ -405,6 +499,7 @@ nm_policy_hosts_update_etc_hosts (const char *hostname,
new_contents = nm_policy_get_etc_hosts ((const char **) lines, new_contents = nm_policy_get_etc_hosts ((const char **) lines,
contents_len, contents_len,
hostname, hostname,
old_hostname,
fallback_hostname4, fallback_hostname4,
fallback_hostname6, fallback_hostname6,
ip4_addr, ip4_addr,

2
src/nm-policy-hosts.h
View file

@ -24,6 +24,7 @@
#include <glib.h> #include <glib.h>
gboolean nm_policy_hosts_update_etc_hosts (const char *hostname, gboolean nm_policy_hosts_update_etc_hosts (const char *hostname,
const char *old_hostname,
const char *fallback_hostname4, const char *fallback_hostname4,
const char *fallback_hostname6, const char *fallback_hostname6,
const char *ip4_addr, const char *ip4_addr,
@ -36,6 +37,7 @@ gboolean nm_policy_hosts_find_token (const char *line, const char *token);
GString *nm_policy_get_etc_hosts (const char **lines, GString *nm_policy_get_etc_hosts (const char **lines,
gsize existing_len, gsize existing_len,
const char *hostname, const char *hostname,
const char *old_hostname,
const char *fallback_hostname4, const char *fallback_hostname4,
const char *fallback_hostname6, const char *fallback_hostname6,
const char *ip4_addr, const char *ip4_addr,

140
src/tests/test-policy-hosts.c
View file

@ -26,6 +26,8 @@
#define FALLBACK_HOSTNAME4 "localhost.localdomain" #define FALLBACK_HOSTNAME4 "localhost.localdomain"
#define FALLBACK_HOSTNAME6 "localhost6.localdomain6" #define FALLBACK_HOSTNAME6 "localhost6.localdomain6"
#define DEBUG 0
static void static void
test_generic (const char *before, test_generic (const char *before,
const char *after, const char *after,
@ -43,6 +45,7 @@ test_generic (const char *before,
newc = nm_policy_get_etc_hosts ((const char **) lines, newc = nm_policy_get_etc_hosts ((const char **) lines,
strlen (before), strlen (before),
hostname, hostname,
NULL,
FALLBACK_HOSTNAME4, FALLBACK_HOSTNAME4,
FALLBACK_HOSTNAME6, FALLBACK_HOSTNAME6,
ip4_addr, ip4_addr,
@ -56,11 +59,11 @@ test_generic (const char *before,
g_clear_error (&error); g_clear_error (&error);
} else if (after == NULL) { } else if (after == NULL) {
/* No change to /etc/hosts required */ /* No change to /etc/hosts required */
#if 0 #if DEBUG
if (newc != NULL) { if (newc != NULL) {
g_message ("\n- NEW ---------------------------------\n" g_message ("\n- NEW ---------------------------------\n"
"%s" "%s"
"- EXPECTED NONE -------------------------\n", "+ EXPECTED NONE +++++++++++++++++++++++++\n",
newc->str); newc->str);
} }
#endif #endif
@ -70,10 +73,10 @@ test_generic (const char *before,
g_assert (newc != NULL); g_assert (newc != NULL);
g_assert (error == NULL); g_assert (error == NULL);
#if 0 #if DEBUG
g_message ("\n- NEW ---------------------------------\n" g_message ("\n- NEW ---------------------------------\n"
"%s" "%s"
"- EXPECTED ------------------------------\n" "+ EXPECTED ++++++++++++++++++++++++++++++\n"
"%s" "%s"
"^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n", "^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n",
newc->str, after); newc->str, after);
@ -167,10 +170,17 @@ static const char *named_generic_before = \
"::1 localhost6.localdomain6 localhost6\n" "::1 localhost6.localdomain6 localhost6\n"
"127.0.0.1 lcmd.us.intellitxt.com\n"; "127.0.0.1 lcmd.us.intellitxt.com\n";
static const char *named_generic_after = \
"# Do not remove the following line, or various programs\n"
"# that require network functionality will fail.\n"
"127.0.0.1 playboy localhost.localdomain localhost\n"
"::1 playboy localhost6.localdomain6 localhost6\n"
"127.0.0.1 lcmd.us.intellitxt.com\n";
static void static void
test_hosts_named_generic (void) test_hosts_named_generic (void)
{ {
test_generic (named_generic_before, NULL, "playboy", NULL, NULL, FALSE); test_generic (named_generic_before, named_generic_after, "playboy", NULL, NULL, FALSE);
} }
/*******************************************/ /*******************************************/
@ -609,24 +619,114 @@ static const char *long_before = \
"127.0.0.1 ad.doubleclick.net\n" "127.0.0.1 ad.doubleclick.net\n"
"127.0.0.1 oascentral.movietickets.com\n" "127.0.0.1 oascentral.movietickets.com\n"
"127.0.0.1 view.atdmt.com\n" "127.0.0.1 view.atdmt.com\n"
"127.0.0.1 ads.chumcity.com\n" "127.0.0.1 ads.chumcity.com\n";
"127.0.0.1 ads.as4x.tmcs.net\n"
"127.0.0.1 n4403ad.doubleclick.net\n"
"127.0.0.1 www.assoc-amazon.com\n"
"127.0.0.1 s25.sitemeter.com\n"
"127.0.0.1 adlog.com.com\n"
"127.0.0.1 ahs.laptopmag.com\n"
"127.0.0.1 altfarm.mediaplex.com\n"
"127.0.0.1 ads.addynamix.com\n"
"127.0.0.1 srx.main.ebayrtm.com\n"
"127.0.0.1 cdn5.tribalfusion.com\n"
"127.0.0.1 a.tribalfusion.com\n";
static const char *long_after = \
"# Do not remove the following line, or various programs\n"
"# that require network functionality will fail.\n"
"127.0.0.1 comet localhost.localdomain localhost\n"
"::1 comet localhost6.localdomain6 localhost6\n"
"\n"
"127.0.0.1 lcmd.us.intellitxt.com\n"
"127.0.0.1 adserver.adtech.de\n"
"127.0.0.1 a.as-us.falkag.net\n"
"127.0.0.1 a.as-eu.falkag.net\n"
"127.0.0.1 ads.doubleclick.com\n"
"\n"
"# random comment\n"
"127.0.0.1 m1.2mdn.net\n"
"127.0.0.1 ds.serving-sys.com\n"
"127.0.0.1 pagead2.googlesyndication.com\n"
"127.0.0.1 ad.doubleclick.com\n"
"127.0.0.1 ad.doubleclick.net\n"
"127.0.0.1 oascentral.movietickets.com\n"
"127.0.0.1 view.atdmt.com\n"
"127.0.0.1 ads.chumcity.com\n";
static void static void
test_hosts_long (void) test_hosts_long (void)
{ {
test_generic (long_before, NULL, "comet", NULL, NULL, FALSE); test_generic (long_before, long_after, "comet", NULL, NULL, FALSE);
}
/*******************************************/
static const char *custom4_before = \
"# Do not remove the following line, or various programs\n"
"# that require network functionality will fail.\n"
"127.0.0.1 localhost.localdomain localhost pintglass\n"
"::1 localhost6.localdomain6 localhost6\n";
static const char *custom4_after = \
"# Do not remove the following line, or various programs\n"
"# that require network functionality will fail.\n"
"127.0.0.1 comet localhost.localdomain localhost pintglass\n"
"::1 comet localhost6.localdomain6 localhost6\n";
static void
test_hosts_custom4 (void)
{
test_generic (custom4_before, custom4_after, "comet", NULL, NULL, FALSE);
}
/*******************************************/
static const char *custom6_before = \
"# Do not remove the following line, or various programs\n"
"# that require network functionality will fail.\n"
"127.0.0.1 localhost.localdomain localhost\n"
"::1 localhost6.localdomain6 localhost6 pintglass\n";
static const char *custom6_after = \
"# Do not remove the following line, or various programs\n"
"# that require network functionality will fail.\n"
"127.0.0.1 comet localhost.localdomain localhost\n"
"::1 comet localhost6.localdomain6 localhost6 pintglass\n";
static void
test_hosts_custom6 (void)
{
test_generic (custom6_before, custom6_after, "comet", NULL, NULL, FALSE);
}
/*******************************************/
static const char *custom46_before = \
"# Do not remove the following line, or various programs\n"
"# that require network functionality will fail.\n"
"127.0.0.1 localhost.localdomain localhost shotglass\n"
"::1 localhost6.localdomain6 localhost6 pintglass\n";
static const char *custom46_after = \
"# Do not remove the following line, or various programs\n"
"# that require network functionality will fail.\n"
"127.0.0.1 comet localhost.localdomain localhost shotglass\n"
"::1 comet localhost6.localdomain6 localhost6 pintglass\n";
static void
test_hosts_custom46 (void)
{
test_generic (custom46_before, custom46_after, "comet", NULL, NULL, FALSE);
}
/*******************************************/
static const char *custom46_mixed_before = \
"# Do not remove the following line, or various programs\n"
"# that require network functionality will fail.\n"
"127.0.0.1 localhost.localdomain localhost shotglass\n"
"::1 localhost6.localdomain6 localhost6 pintglass\n";
static const char *custom46_mixed_after = \
"# Do not remove the following line, or various programs\n"
"# that require network functionality will fail.\n"
"127.0.0.1 comet localhost.localdomain localhost shotglass\n"
"::1 comet localhost6.localdomain6 localhost6 pintglass\n";
static void
test_hosts_custom46_mixed (void)
{
test_generic (custom46_mixed_before, custom46_mixed_after, "comet", NULL, NULL, FALSE);
} }
/*******************************************/ /*******************************************/
@ -712,6 +812,10 @@ int main (int argc, char **argv)
g_test_suite_add (suite, TESTCASE (test_hosts_no_host4, NULL)); g_test_suite_add (suite, TESTCASE (test_hosts_no_host4, NULL));
g_test_suite_add (suite, TESTCASE (test_hosts_no_host6, NULL)); g_test_suite_add (suite, TESTCASE (test_hosts_no_host6, NULL));
g_test_suite_add (suite, TESTCASE (test_hosts_long, NULL)); g_test_suite_add (suite, TESTCASE (test_hosts_long, NULL));
g_test_suite_add (suite, TESTCASE (test_hosts_custom4, NULL));
g_test_suite_add (suite, TESTCASE (test_hosts_custom6, NULL));
g_test_suite_add (suite, TESTCASE (test_hosts_custom46, NULL));
g_test_suite_add (suite, TESTCASE (test_hosts_custom46_mixed, NULL));
return g_test_run (); return g_test_run ();
} }