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libnm,keyfile: merge branch 'th/libnm-keyfile-route-metric'

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This commit is contained in:
Thomas Haller
2017-10-04 12:08:20 +02:00
parent 102a58bb62 099be8e4db
commit b17d2a538e
3 changed files with 57 additions and 45 deletions
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82
libnm-core/nm-keyfile-reader.c
View File

@@ -133,8 +133,7 @@ read_array_of_uint (GKeyFile *file,
static gboolean
get_one_int (KeyfileReaderInfo *info, const char *property_name, const char *str, guint32 max_val, guint32 *out)
{
long tmp;
char *endptr;
gint64 tmp;
g_return_val_if_fail (!info == !property_name, FALSE);
@@ -145,13 +144,13 @@ get_one_int (KeyfileReaderInfo *info, const char *property_name, const char *str
return FALSE;
}
errno = 0;
tmp = strtol (str, &endptr, 10);
if (errno || (tmp < 0) || (tmp > max_val) || *endptr != 0) {
if (property_name)
tmp = _nm_utils_ascii_str_to_int64 (str, 10, 0, max_val, -1);
if (tmp == -1) {
if (property_name) {
handle_warn (info, property_name, NM_KEYFILE_WARN_SEVERITY_WARN,
_("ignoring invalid number '%s'"),
str);
}
return FALSE;
}
@@ -186,7 +185,8 @@ build_route (KeyfileReaderInfo *info,
const char *gateway_str, const char *metric_str)
{
NMIPRoute *route;
guint32 metric = 0;
guint32 u32;
gint64 metric = -1;
GError *error = NULL;
g_return_val_if_fail (plen, NULL);
@@ -205,9 +205,10 @@ build_route (KeyfileReaderInfo *info,
**/
if ( family == AF_INET6
&& !metric_str
&& get_one_int (NULL, NULL, gateway_str, G_MAXUINT32, &metric))
&& get_one_int (NULL, NULL, gateway_str, G_MAXUINT32, &u32)) {
metric = u32;
gateway_str = NULL;
else {
} else {
if (!info->error) {
handle_warn (info, property_name, NM_KEYFILE_WARN_SEVERITY_WARN,
_("ignoring invalid gateway '%s' for %s route"),
@@ -219,14 +220,15 @@ build_route (KeyfileReaderInfo *info,
} else
gateway_str = NULL;
/* parse metric, default to 0 */
/* parse metric, default to -1 */
if (metric_str) {
if (!get_one_int (info, property_name, metric_str, G_MAXUINT32, &metric))
if (!get_one_int (info, property_name, metric_str, G_MAXUINT32, &u32))
return NULL;
metric = u32;
}
route = nm_ip_route_new (family, dest_str, plen, gateway_str,
metric ? (gint64) metric : -1,
metric,
&error);
if (!route) {
handle_warn (info, property_name, NM_KEYFILE_WARN_SEVERITY_WARN,
@@ -250,17 +252,17 @@ build_route (KeyfileReaderInfo *info,
* When @current target is %NULL, gracefully fail returning %NULL while
* leaving the @current target %NULL end setting @error to %NULL;
*/
static char *
read_field (char **current, char **error, const char *characters, const char *delimiters)
static const char *
read_field (char **current, const char **out_err_str, const char *characters, const char *delimiters)
{
char *start;
const char *start;
g_return_val_if_fail (current, NULL);
g_return_val_if_fail (error, NULL);
g_return_val_if_fail (characters, NULL);
g_return_val_if_fail (delimiters, NULL);
nm_assert (current);
nm_assert (out_err_str);
nm_assert (characters);
nm_assert (delimiters);
*error = NULL;
*out_err_str = NULL;
if (!*current) {
/* graceful failure, leave '*current' NULL */
@@ -283,8 +285,8 @@ read_field (char **current, char **error, const char *characters, const char *de
return start;
} else {
/* error, bad character */
*error = *current;
*current = start;
*out_err_str = *current;
*current = (char *) start;
return NULL;
}
else {
@@ -333,42 +335,50 @@ read_one_ip_address_or_route (KeyfileReaderInfo *info,
char **out_gateway,
NMSetting *setting)
{
guint32 plen = G_MAXUINT32;
guint plen;
gpointer result;
char *address_str, *plen_str, *gateway_str, *metric_str, *current, *error;
gs_free char *value = NULL, *value_orig = NULL;
const char *address_str;
const char *plen_str;
const char *gateway_str;
const char *metric_str;
const char *err_str = NULL;
char *current;
gs_free char *value = NULL;
gs_free char *value_orig = NULL;
#define VALUE_ORIG() (value_orig ? value_orig : (value_orig = nm_keyfile_plugin_kf_get_string (info->keyfile, setting_name, key_name, NULL)))
current = value = nm_keyfile_plugin_kf_get_string (info->keyfile, setting_name, key_name, NULL);
value = nm_keyfile_plugin_kf_get_string (info->keyfile, setting_name, key_name, NULL);
if (!value)
return NULL;
current = value;
/* get address field */
address_str = read_field (&current, &error, IP_ADDRESS_CHARS, DELIMITERS);
if (error) {
address_str = read_field (&current, &err_str, IP_ADDRESS_CHARS, DELIMITERS);
if (err_str) {
handle_warn (info, property_name, NM_KEYFILE_WARN_SEVERITY_WARN,
_("unexpected character '%c' for address %s: '%s' (position %td)"),
*error, key_name, VALUE_ORIG (), error - current);
*err_str, key_name, VALUE_ORIG (), err_str - current);
return NULL;
}
/* get prefix length field (skippable) */
plen_str = read_field (&current, &error, DIGITS, DELIMITERS);
plen_str = read_field (&current, &err_str, DIGITS, DELIMITERS);
/* get gateway field */
gateway_str = read_field (&current, &error, IP_ADDRESS_CHARS, DELIMITERS);
if (error) {
gateway_str = read_field (&current, &err_str, IP_ADDRESS_CHARS, DELIMITERS);
if (err_str) {
handle_warn (info, property_name, NM_KEYFILE_WARN_SEVERITY_WARN,
_("unexpected character '%c' for %s: '%s' (position %td)"),
*error, key_name, VALUE_ORIG (), error - current);
*err_str, key_name, VALUE_ORIG (), err_str - current);
return NULL;
}
/* for routes, get metric */
if (route) {
metric_str = read_field (&current, &error, DIGITS, DELIMITERS);
if (error) {
metric_str = read_field (&current, &err_str, DIGITS, DELIMITERS);
if (err_str) {
handle_warn (info, property_name, NM_KEYFILE_WARN_SEVERITY_WARN,
_("unexpected character '%c' in prefix length for %s: '%s' (position %td)"),
*error, key_name, VALUE_ORIG (), error - current);
*err_str, key_name, VALUE_ORIG (), err_str - current);
return NULL;
}
} else

12
libnm-core/nm-keyfile-writer.c
View File

@@ -137,7 +137,7 @@ write_ip_values (GKeyFile *file,
GString *output;
int family, i;
const char *addr, *gw;
guint32 plen, metric;
guint32 plen;
char key_name[64], *key_name_idx;
if (!array->len)
@@ -150,25 +150,27 @@ write_ip_values (GKeyFile *file,
output = g_string_sized_new (2*INET_ADDRSTRLEN + 10);
for (i = 0; i < array->len; i++) {
gint64 metric = -1;
if (is_route) {
NMIPRoute *route = array->pdata[i];
addr = nm_ip_route_get_dest (route);
plen = nm_ip_route_get_prefix (route);
gw = nm_ip_route_get_next_hop (route);
metric = MAX (0, nm_ip_route_get_metric (route));
metric = nm_ip_route_get_metric (route);
} else {
NMIPAddress *address = array->pdata[i];
addr = nm_ip_address_get_address (address);
plen = nm_ip_address_get_prefix (address);
gw = i == 0 ? gateway : NULL;
metric = 0;
}
g_string_set_size (output, 0);
g_string_append_printf (output, "%s/%u", addr, plen);
if (metric || gw) {
if ( metric != -1
|| gw) {
/* Older versions of the plugin do not support the form
* "a.b.c.d/plen,,metric", so, we always have to write the
* gateway, even if there isn't one.
@@ -182,7 +184,7 @@ write_ip_values (GKeyFile *file,
}
g_string_append_printf (output, ",%s", gw);
if (metric)
if (is_route && metric != -1)
g_string_append_printf (output, ",%lu", (unsigned long) metric);
}

6
src/settings/plugins/keyfile/tests/test-keyfile.c
View File

@@ -312,11 +312,11 @@ test_read_valid_wired_connection (void)
check_ip_route (s_ip4, 3, "1.1.1.3", 13, NULL, -1);
check_ip_route (s_ip4, 4, "1.1.1.4", 14, "2.2.2.4", -1);
check_ip_route (s_ip4, 5, "1.1.1.5", 15, "2.2.2.5", -1);
check_ip_route (s_ip4, 6, "1.1.1.6", 16, "2.2.2.6", -1);
check_ip_route (s_ip4, 6, "1.1.1.6", 16, "2.2.2.6", 0);
check_ip_route (s_ip4, 7, "1.1.1.7", 17, NULL, -1);
check_ip_route (s_ip4, 8, "1.1.1.8", 18, NULL, -1);
check_ip_route (s_ip4, 9, "1.1.1.9", 19, NULL, -1);
check_ip_route (s_ip4, 10, "1.1.1.10", 20, NULL, -1);
check_ip_route (s_ip4, 9, "1.1.1.9", 19, NULL, 0);
check_ip_route (s_ip4, 10, "1.1.1.10", 20, NULL, 0);
check_ip_route (s_ip4, 11, "1.1.1.11", 21, NULL, 21);
/* Route attributes */