// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2011 Red Hat, Inc.
* Copyright (C) 2013 Thomas Bechtold <thomasbechtold@jpberlin.de>
*/
#include "nm-default.h"
#include "nm-config-data.h"
#include "nm-config.h"
#include "devices/nm-device.h"
#include "nm-core-internal.h"
#include "nm-keyfile/nm-keyfile-internal.h"
#include "nm-keyfile/nm-keyfile-utils.h"
/*****************************************************************************/
typedef struct {
char *group_name;
gboolean stop_match;
struct {
/* have a separate boolean field @has, because a @spec with
* value %NULL does not necessarily mean, that the property
* "match-device" was unspecified. */
gboolean has;
GSList *spec;
} match_device;
} MatchSectionInfo;
struct _NMGlobalDnsDomain {
char *name;
char **servers;
char **options;
};
struct _NMGlobalDnsConfig {
char **searches;
char **options;
GHashTable *domains;
const char **domain_list;
gboolean internal;
};
/*****************************************************************************/
NM_GOBJECT_PROPERTIES_DEFINE_BASE (
PROP_CONFIG_MAIN_FILE,
PROP_CONFIG_DESCRIPTION,
PROP_KEYFILE_USER,
PROP_KEYFILE_INTERN,
PROP_CONNECTIVITY_ENABLED,
PROP_CONNECTIVITY_URI,
PROP_CONNECTIVITY_INTERVAL,
PROP_CONNECTIVITY_RESPONSE,
PROP_NO_AUTO_DEFAULT,
);
typedef struct {
char *config_main_file;
char *config_description;
GKeyFile *keyfile;
GKeyFile *keyfile_user;
GKeyFile *keyfile_intern;
/* A zero-terminated list of pre-processed information from the
* [connection] sections. This is to speed up lookup. */
MatchSectionInfo *connection_infos;
/* A zero-terminated list of pre-processed information from the
* [device] sections. This is to speed up lookup. */
MatchSectionInfo *device_infos;
struct {
gboolean enabled;
char *uri;
char *response;
guint interval;
} connectivity;
int autoconnect_retries_default;
struct {
/* from /var/lib/NetworkManager/no-auto-default.state */
char **arr;
GSList *specs;
/* from main.no-auto-default setting in NetworkManager.conf. */
GSList *specs_config;
} no_auto_default;
GSList *ignore_carrier;
GSList *assume_ipv6ll_only;
char *dns_mode;
char *rc_manager;
NMGlobalDnsConfig *global_dns;
bool systemd_resolved:1;
} NMConfigDataPrivate;
struct _NMConfigData {
GObject parent;
NMConfigDataPrivate _priv;
};
struct _NMConfigDataClass {
GObjectClass parent;
};
G_DEFINE_TYPE (NMConfigData, nm_config_data, G_TYPE_OBJECT)
#define NM_CONFIG_DATA_GET_PRIVATE(self) _NM_GET_PRIVATE (self, NMConfigData, NM_IS_CONFIG_DATA)
/*****************************************************************************/
const char *
nm_config_data_get_config_main_file (const NMConfigData *self)
{
g_return_val_if_fail (self, NULL);
return NM_CONFIG_DATA_GET_PRIVATE (self)->config_main_file;
}
const char *
nm_config_data_get_config_description (const NMConfigData *self)
{
g_return_val_if_fail (self, NULL);
return NM_CONFIG_DATA_GET_PRIVATE (self)->config_description;
}
gboolean
nm_config_data_has_group (const NMConfigData *self, const char *group)
{
g_return_val_if_fail (NM_IS_CONFIG_DATA (self), FALSE);
g_return_val_if_fail (group && *group, FALSE);
return g_key_file_has_group (NM_CONFIG_DATA_GET_PRIVATE (self)->keyfile, group);
}
char *
nm_config_data_get_value (const NMConfigData *self, const char *group, const char *key, NMConfigGetValueFlags flags)
{
g_return_val_if_fail (NM_IS_CONFIG_DATA (self), NULL);
g_return_val_if_fail (group && *group, NULL);
g_return_val_if_fail (key && *key, NULL);
return nm_config_keyfile_get_value (NM_CONFIG_DATA_GET_PRIVATE (self)->keyfile, group, key, flags);
}
gboolean
nm_config_data_has_value (const NMConfigData *self, const char *group, const char *key, NMConfigGetValueFlags flags)
{
gs_free char *value = NULL;
g_return_val_if_fail (NM_IS_CONFIG_DATA (self), FALSE);
g_return_val_if_fail (group && *group, FALSE);
g_return_val_if_fail (key && *key, FALSE);
value = nm_config_keyfile_get_value (NM_CONFIG_DATA_GET_PRIVATE (self)->keyfile, group, key, flags);
return !!value;
}
int
nm_config_data_get_value_boolean (const NMConfigData *self, const char *group, const char *key, int default_value)
{
char *str;
int value = default_value;
g_return_val_if_fail (NM_IS_CONFIG_DATA (self), default_value);
g_return_val_if_fail (group && *group, default_value);
g_return_val_if_fail (key && *key, default_value);
/* when parsing the boolean, base it on the raw value from g_key_file_get_value(). */
str = nm_config_keyfile_get_value (NM_CONFIG_DATA_GET_PRIVATE (self)->keyfile, group, key, NM_CONFIG_GET_VALUE_RAW);
if (str) {
value = nm_config_parse_boolean (str, default_value);
g_free (str);
}
return value;
}
gint64
nm_config_data_get_value_int64 (const NMConfigData *self, const char *group, const char *key, guint base, gint64 min, gint64 max, gint64 fallback)
{
int errsv;
gint64 val;
char *str;
g_return_val_if_fail (NM_IS_CONFIG_DATA (self), fallback);
g_return_val_if_fail (group && *group, fallback);
g_return_val_if_fail (key && *key, fallback);
str = nm_config_keyfile_get_value (NM_CONFIG_DATA_GET_PRIVATE (self)->keyfile, group, key, NM_CONFIG_GET_VALUE_NONE);
val = _nm_utils_ascii_str_to_int64 (str, base, min, max, fallback);
if (str) {
errsv = errno;
g_free (str);
errno = errsv;
}
return val;
}
char **
nm_config_data_get_plugins (const NMConfigData *self, gboolean allow_default)
{
gs_free_error GError *error = NULL;
const NMConfigDataPrivate *priv;
char **list;
g_return_val_if_fail (self, NULL);
priv = NM_CONFIG_DATA_GET_PRIVATE (self);
list = g_key_file_get_string_list (priv->keyfile, NM_CONFIG_KEYFILE_GROUP_MAIN, "plugins", NULL, &error);
if ( nm_keyfile_error_is_not_found (error)
&& allow_default) {
gs_unref_keyfile GKeyFile *kf = nm_config_create_keyfile ();
/* let keyfile split the default string according to its own escaping rules. */
g_key_file_set_value (kf, NM_CONFIG_KEYFILE_GROUP_MAIN, "plugins", NM_CONFIG_DEFAULT_MAIN_PLUGINS);
list = g_key_file_get_string_list (kf, NM_CONFIG_KEYFILE_GROUP_MAIN, "plugins", NULL, NULL);
}
return _nm_utils_strv_cleanup (list, TRUE, TRUE, TRUE);
}
gboolean
nm_config_data_get_connectivity_enabled (const NMConfigData *self)
{
g_return_val_if_fail (self, FALSE);
return NM_CONFIG_DATA_GET_PRIVATE (self)->connectivity.enabled;
}
const char *
nm_config_data_get_connectivity_uri (const NMConfigData *self)
{
g_return_val_if_fail (self, NULL);
return NM_CONFIG_DATA_GET_PRIVATE (self)->connectivity.uri;
}
guint
nm_config_data_get_connectivity_interval (const NMConfigData *self)
{
g_return_val_if_fail (self, 0);
return NM_CONFIG_DATA_GET_PRIVATE (self)->connectivity.interval;
}
const char *
nm_config_data_get_connectivity_response (const NMConfigData *self)
{
g_return_val_if_fail (self != NULL, NULL);
return NM_CONFIG_DATA_GET_PRIVATE (self)->connectivity.response;
}
int
nm_config_data_get_autoconnect_retries_default (const NMConfigData *self)
{
g_return_val_if_fail (self, FALSE);
return NM_CONFIG_DATA_GET_PRIVATE (self)->autoconnect_retries_default;
}
const char *const*
nm_config_data_get_no_auto_default (const NMConfigData *self)
{
g_return_val_if_fail (self, FALSE);
return (const char *const*) NM_CONFIG_DATA_GET_PRIVATE (self)->no_auto_default.arr;
}
gboolean
nm_config_data_get_no_auto_default_for_device (const NMConfigData *self, NMDevice *device)
{
const NMConfigDataPrivate *priv;
g_return_val_if_fail (NM_IS_CONFIG_DATA (self), FALSE);
g_return_val_if_fail (NM_IS_DEVICE (device), FALSE);
priv = NM_CONFIG_DATA_GET_PRIVATE (self);
return nm_device_spec_match_list (device, priv->no_auto_default.specs)
|| nm_device_spec_match_list (device, priv->no_auto_default.specs_config);
}
const char *
nm_config_data_get_dns_mode (const NMConfigData *self)
{
g_return_val_if_fail (self, NULL);
return NM_CONFIG_DATA_GET_PRIVATE (self)->dns_mode;
}
const char *
nm_config_data_get_rc_manager (const NMConfigData *self)
{
g_return_val_if_fail (self, NULL);
return NM_CONFIG_DATA_GET_PRIVATE (self)->rc_manager;
}
gboolean
nm_config_data_get_systemd_resolved (const NMConfigData *self)
{
g_return_val_if_fail (self, FALSE);
return NM_CONFIG_DATA_GET_PRIVATE (self)->systemd_resolved;
}
gboolean
nm_config_data_get_ignore_carrier (const NMConfigData *self, NMDevice *device)
{
gs_free char *value = NULL;
gboolean has_match;
int m;
g_return_val_if_fail (NM_IS_CONFIG_DATA (self), FALSE);
g_return_val_if_fail (NM_IS_DEVICE (device), FALSE);
value = nm_config_data_get_device_config (self, NM_CONFIG_KEYFILE_KEY_DEVICE_IGNORE_CARRIER, device, &has_match);
if (has_match)
m = nm_config_parse_boolean (value, -1);
else
m = nm_device_spec_match_list_full (device, NM_CONFIG_DATA_GET_PRIVATE (self)->ignore_carrier, -1);
if (NM_IN_SET (m, TRUE, FALSE))
return m;
/* if ignore-carrier is not explicitly configed, then it depends on the device (type). */
return nm_device_ignore_carrier_by_default (device);
}
gboolean
nm_config_data_get_assume_ipv6ll_only (const NMConfigData *self, NMDevice *device)
{
g_return_val_if_fail (NM_IS_CONFIG_DATA (self), FALSE);
g_return_val_if_fail (NM_IS_DEVICE (device), FALSE);
return nm_device_spec_match_list (device, NM_CONFIG_DATA_GET_PRIVATE (self)->assume_ipv6ll_only);
}
GKeyFile *
nm_config_data_clone_keyfile_intern (const NMConfigData *self)
{
const NMConfigDataPrivate *priv;
GKeyFile *keyfile;
g_return_val_if_fail (NM_IS_CONFIG_DATA (self), FALSE);
priv = NM_CONFIG_DATA_GET_PRIVATE (self);
keyfile = nm_config_create_keyfile ();
if (priv->keyfile_intern)
_nm_keyfile_copy (keyfile, priv->keyfile_intern);
return keyfile;
}
GKeyFile *
_nm_config_data_get_keyfile (const NMConfigData *self)
{
return NM_CONFIG_DATA_GET_PRIVATE (self)->keyfile;
}
GKeyFile *
_nm_config_data_get_keyfile_intern (const NMConfigData *self)
{
return NM_CONFIG_DATA_GET_PRIVATE (self)->keyfile_intern;
}
GKeyFile *
_nm_config_data_get_keyfile_user (const NMConfigData *self)
{
return NM_CONFIG_DATA_GET_PRIVATE (self)->keyfile_user;
}
/*****************************************************************************/
static NMAuthPolkitMode
nm_auth_polkit_mode_from_string (const char *str)
{
int as_bool;
if (!str)
return NM_AUTH_POLKIT_MODE_UNKNOWN;
if (nm_streq (str, "root-only"))
return NM_AUTH_POLKIT_MODE_ROOT_ONLY;
as_bool = _nm_utils_ascii_str_to_bool (str, -1);
if (as_bool != -1) {
return as_bool
? NM_AUTH_POLKIT_MODE_USE_POLKIT
: NM_AUTH_POLKIT_MODE_ALLOW_ALL;
}
return NM_AUTH_POLKIT_MODE_UNKNOWN;
}
static NMAuthPolkitMode
_config_data_get_main_auth_polkit (const NMConfigData *self,
gboolean *out_invalid_config)
{
NMAuthPolkitMode auth_polkit_mode;
const char *str;
str = nm_config_data_get_value (self,
NM_CONFIG_KEYFILE_GROUP_MAIN,
NM_CONFIG_KEYFILE_KEY_MAIN_AUTH_POLKIT,
NM_CONFIG_GET_VALUE_STRIP
| NM_CONFIG_GET_VALUE_NO_EMPTY);
auth_polkit_mode = nm_auth_polkit_mode_from_string (str);
if (auth_polkit_mode == NM_AUTH_POLKIT_MODE_UNKNOWN) {
NM_SET_OUT (out_invalid_config, (str != NULL));
auth_polkit_mode = nm_auth_polkit_mode_from_string (NM_CONFIG_DEFAULT_MAIN_AUTH_POLKIT);
if (auth_polkit_mode == NM_AUTH_POLKIT_MODE_UNKNOWN) {
nm_assert_not_reached ();
auth_polkit_mode = NM_AUTH_POLKIT_MODE_ROOT_ONLY;
}
} else
NM_SET_OUT (out_invalid_config, FALSE);
return auth_polkit_mode;
}
NMAuthPolkitMode
nm_config_data_get_main_auth_polkit (const NMConfigData *self)
{
return _config_data_get_main_auth_polkit (self, NULL);
}
/*****************************************************************************/
/**
* nm_config_data_get_groups:
* @self: the #NMConfigData instance
*
* Returns: (transfer full): the list of groups in the configuration. The order
* of the section is undefined, as the configuration gets merged from multiple
* sources.
*/
char **
nm_config_data_get_groups (const NMConfigData *self)
{
g_return_val_if_fail (NM_IS_CONFIG_DATA (self), NULL);
return g_key_file_get_groups (NM_CONFIG_DATA_GET_PRIVATE (self)->keyfile, NULL);
}
char **
nm_config_data_get_keys (const NMConfigData *self, const char *group)
{
g_return_val_if_fail (NM_IS_CONFIG_DATA (self), NULL);
g_return_val_if_fail (group && *group, NULL);
return g_key_file_get_keys (NM_CONFIG_DATA_GET_PRIVATE (self)->keyfile, group, NULL, NULL);
}
/**
* nm_config_data_is_intern_atomic_group:
* @self:
* @group: name of the group to check.
*
* whether a configuration group @group exists and is entirely overwritten
* by internal configuration, i.e. whether it is an atomic group that is
* overwritten.
*
* It doesn't say, that there actually is a user setting that was overwritten. That
* means there could be no corresponding section defined in user configuration
* that required overwriting.
*
* Returns: %TRUE if @group exists and is an atomic group set via internal configuration.
*/
gboolean
nm_config_data_is_intern_atomic_group (const NMConfigData *self, const char *group)
{
const NMConfigDataPrivate *priv;
g_return_val_if_fail (NM_IS_CONFIG_DATA (self), FALSE);
g_return_val_if_fail (group && *group, FALSE);
priv = NM_CONFIG_DATA_GET_PRIVATE (self);
if ( !priv->keyfile_intern
|| !g_key_file_has_key (priv->keyfile_intern, group, NM_CONFIG_KEYFILE_KEY_ATOMIC_SECTION_WAS, NULL))
return FALSE;
/* we have a .was entry for the section. That means that the section would be overwritten
* from user configuration. But it doesn't mean that the merged configuration contains this
* groups, because the internal setting could hide the user section.
* Only return TRUE, if we actually have such a group in the merged configuration.*/
return g_key_file_has_group (priv->keyfile, group);
}
/*****************************************************************************/
static GKeyFile *
_merge_keyfiles (GKeyFile *keyfile_user, GKeyFile *keyfile_intern)
{
gs_strfreev char **groups = NULL;
guint g, k;
GKeyFile *keyfile;
gsize ngroups;
keyfile = nm_config_create_keyfile ();
if (keyfile_user)
_nm_keyfile_copy (keyfile, keyfile_user);
if (!keyfile_intern)
return keyfile;
groups = g_key_file_get_groups (keyfile_intern, &ngroups);
if (!groups)
return keyfile;
/* we must reverse the order of the connection settings so that we
* have lowest priority last. */
_nm_config_sort_groups (groups, ngroups);
for (g = 0; groups[g]; g++) {
const char *group = groups[g];
gs_strfreev char **keys = NULL;
gboolean is_intern, is_atomic = FALSE;
keys = g_key_file_get_keys (keyfile_intern, group, NULL, NULL);
if (!keys)
continue;
is_intern = g_str_has_prefix (group, NM_CONFIG_KEYFILE_GROUPPREFIX_INTERN);
if ( !is_intern
&& g_key_file_has_key (keyfile_intern, group, NM_CONFIG_KEYFILE_KEY_ATOMIC_SECTION_WAS, NULL)) {
/* the entire section is atomically overwritten by @keyfile_intern. */
g_key_file_remove_group (keyfile, group, NULL);
is_atomic = TRUE;
}
for (k = 0; keys[k]; k++) {
const char *key = keys[k];
gs_free char *value = NULL;
if (is_atomic && strcmp (key, NM_CONFIG_KEYFILE_KEY_ATOMIC_SECTION_WAS) == 0)
continue;
if ( !is_intern && !is_atomic
&& NM_STR_HAS_PREFIX_WITH_MORE (key, NM_CONFIG_KEYFILE_KEYPREFIX_WAS)) {
const char *key_base = &key[NM_STRLEN (NM_CONFIG_KEYFILE_KEYPREFIX_WAS)];
if (!g_key_file_has_key (keyfile_intern, group, key_base, NULL))
g_key_file_remove_key (keyfile, group, key_base, NULL);
continue;
}
if (!is_intern && !is_atomic && NM_STR_HAS_PREFIX_WITH_MORE (key, NM_CONFIG_KEYFILE_KEYPREFIX_SET))
continue;
value = g_key_file_get_value (keyfile_intern, group, key, NULL);
g_key_file_set_value (keyfile, group, key, value);
}
}
return keyfile;
}
/*****************************************************************************/
static int
_nm_config_data_log_sort (const char **pa, const char **pb, gpointer dummy)
{
gboolean a_is_connection, b_is_connection;
gboolean a_is_device, b_is_device;
gboolean a_is_intern, b_is_intern;
gboolean a_is_main, b_is_main;
const char *a = *pa;
const char *b = *pb;
/* we sort intern groups to the end. */
a_is_intern = g_str_has_prefix (a, NM_CONFIG_KEYFILE_GROUPPREFIX_INTERN);
b_is_intern = g_str_has_prefix (b, NM_CONFIG_KEYFILE_GROUPPREFIX_INTERN);
if (a_is_intern && b_is_intern)
return 0;
if (a_is_intern)
return 1;
if (b_is_intern)
return -1;
/* we sort connection groups before intern groups (to the end). */
a_is_connection = a && g_str_has_prefix (a, NM_CONFIG_KEYFILE_GROUPPREFIX_CONNECTION);
b_is_connection = b && g_str_has_prefix (b, NM_CONFIG_KEYFILE_GROUPPREFIX_CONNECTION);
if (a_is_connection && b_is_connection) {
/* if both are connection groups, we want the explicit [connection] group first. */
a_is_connection = a[NM_STRLEN (NM_CONFIG_KEYFILE_GROUPPREFIX_CONNECTION)] == '\0';
b_is_connection = b[NM_STRLEN (NM_CONFIG_KEYFILE_GROUPPREFIX_CONNECTION)] == '\0';
if (a_is_connection != b_is_connection) {
if (a_is_connection)
return -1;
return 1;
}
/* the sections are ordered lowest-priority first. Reverse their order. */
return pa < pb ? 1 : -1;
}
if (a_is_connection && !b_is_connection)
return 1;
if (b_is_connection && !a_is_connection)
return -1;
/* we sort device groups before connection groups (to the end). */
a_is_device = a && g_str_has_prefix (a, NM_CONFIG_KEYFILE_GROUPPREFIX_DEVICE);
b_is_device = b && g_str_has_prefix (b, NM_CONFIG_KEYFILE_GROUPPREFIX_DEVICE);
if (a_is_device && b_is_device) {
/* if both are device groups, we want the explicit [device] group first. */
a_is_device = a[NM_STRLEN (NM_CONFIG_KEYFILE_GROUPPREFIX_DEVICE)] == '\0';
b_is_device = b[NM_STRLEN (NM_CONFIG_KEYFILE_GROUPPREFIX_DEVICE)] == '\0';
if (a_is_device != b_is_device) {
if (a_is_device)
return -1;
return 1;
}
/* the sections are ordered lowest-priority first. Reverse their order. */
return pa < pb ? 1 : -1;
}
if (a_is_device && !b_is_device)
return 1;
if (b_is_device && !a_is_device)
return -1;
a_is_main = nm_streq0 (a, "main");
b_is_main = nm_streq0 (b, "main");
if (a_is_main != b_is_main)
return a_is_main ? -1 : 1;
return g_strcmp0 (a, b);
}
static const struct {
const char *group;
const char *key;
const char *value;
} default_values[] = {
{ NM_CONFIG_KEYFILE_GROUP_MAIN, "plugins", NM_CONFIG_DEFAULT_MAIN_PLUGINS },
{ NM_CONFIG_KEYFILE_GROUP_MAIN, "rc-manager", NM_CONFIG_DEFAULT_MAIN_RC_MANAGER },
{ NM_CONFIG_KEYFILE_GROUP_MAIN, NM_CONFIG_KEYFILE_KEY_MAIN_AUTH_POLKIT, NM_CONFIG_DEFAULT_MAIN_AUTH_POLKIT },
{ NM_CONFIG_KEYFILE_GROUP_MAIN, NM_CONFIG_KEYFILE_KEY_MAIN_DHCP, NM_CONFIG_DEFAULT_MAIN_DHCP },
{ NM_CONFIG_KEYFILE_GROUP_LOGGING, "backend", NM_CONFIG_DEFAULT_LOGGING_BACKEND },
{ NM_CONFIG_KEYFILE_GROUP_LOGGING, "audit", NM_CONFIG_DEFAULT_LOGGING_AUDIT },
};
void
nm_config_data_log (const NMConfigData *self,
const char *prefix,
const char *key_prefix,
const char *no_auto_default_file,
/* FILE* */ gpointer print_stream)
{
const NMConfigDataPrivate *priv;
gs_strfreev char **groups = NULL;
gsize ngroups;
guint g, k, i;
FILE *stream = print_stream;
gs_unref_ptrarray GPtrArray *groups_full = NULL;
gboolean print_default = !!stream;
g_return_if_fail (NM_IS_CONFIG_DATA (self));
if (!stream && !nm_logging_enabled (LOGL_DEBUG, LOGD_CORE))
return;
if (!prefix)
prefix = "";
if (!key_prefix)
key_prefix = "";
#define _LOG(stream, prefix, ...) \
G_STMT_START { \
if (!stream) \
_nm_log (LOGL_DEBUG, LOGD_CORE, 0, NULL, NULL, "%s"_NM_UTILS_MACRO_FIRST(__VA_ARGS__)"%s", prefix _NM_UTILS_MACRO_REST (__VA_ARGS__), ""); \
else \
fprintf (stream, "%s"_NM_UTILS_MACRO_FIRST(__VA_ARGS__)"%s", prefix _NM_UTILS_MACRO_REST (__VA_ARGS__), "\n"); \
} G_STMT_END
priv = NM_CONFIG_DATA_GET_PRIVATE (self);
groups = g_key_file_get_groups (priv->keyfile, &ngroups);
if (!groups)
ngroups = 0;
groups_full = g_ptr_array_sized_new (ngroups + 5);
if (ngroups) {
g_ptr_array_set_size (groups_full, ngroups);
memcpy (groups_full->pdata, groups, sizeof (groups[0]) * ngroups);
g_ptr_array_sort_with_data (groups_full, (GCompareDataFunc) _nm_config_data_log_sort, NULL);
}
if (print_default) {
for (g = 0; g < G_N_ELEMENTS (default_values); g++) {
const char *group = default_values[g].group;
gssize idx;
idx = nm_utils_array_find_binary_search ((gconstpointer *) groups_full->pdata,
sizeof (char *),
groups_full->len,
&group,
(GCompareDataFunc) _nm_config_data_log_sort,
NULL);
if (idx < 0)
g_ptr_array_insert (groups_full, (~idx), (gpointer) group);
}
}
if (!stream)
_LOG (stream, prefix, "config-data[%p]: %u groups", self, groups_full->len);
for (g = 0; g < groups_full->len; g++) {
const char *group = groups_full->pdata[g];
gs_strfreev char **keys = NULL;
gboolean is_atomic;
is_atomic = nm_config_data_is_intern_atomic_group (self, group);
_LOG (stream, prefix, "");
_LOG (stream, prefix, "[%s]%s", group, is_atomic && !stream ? " # atomic section" : "");
/* Print default values as comments */
if (print_default) {
for (i = 0; i < G_N_ELEMENTS (default_values); i++) {
if ( nm_streq (default_values[i].group, group)
&& !g_key_file_has_key (priv->keyfile, group, default_values[i].key, NULL)) {
_LOG (stream, prefix, "%s# %s=%s", key_prefix, default_values[i].key,
default_values[i].value);
}
}
}
keys = g_key_file_get_keys (priv->keyfile, group, NULL, NULL);
for (k = 0; keys && keys[k]; k++) {
const char *key = keys[k];
gs_free char *value = NULL;
value = g_key_file_get_value (priv->keyfile, group, key, NULL);
_LOG (stream, prefix, "%s%s=%s", key_prefix, key, value);
}
}
_LOG (stream, prefix, "");
_LOG (stream, prefix, "# no-auto-default file \"%s\"", no_auto_default_file);
{
gs_free char *msg = NULL;
msg = nm_utils_g_slist_strlist_join (priv->no_auto_default.specs, ",");
if (msg)
_LOG (stream, prefix, "# no-auto-default specs \"%s\"", msg);
}
#undef _LOG
}
/*****************************************************************************/
const char *const*
nm_global_dns_config_get_searches (const NMGlobalDnsConfig *dns_config)
{
g_return_val_if_fail (dns_config, NULL);
return (const char *const*) dns_config->searches;
}
const char *const *
nm_global_dns_config_get_options (const NMGlobalDnsConfig *dns_config)
{
g_return_val_if_fail (dns_config, NULL);
return (const char *const*) dns_config->options;
}
guint
nm_global_dns_config_get_num_domains (const NMGlobalDnsConfig *dns_config)
{
g_return_val_if_fail (dns_config, 0);
return dns_config->domains ? g_hash_table_size (dns_config->domains) : 0;
}
NMGlobalDnsDomain *
nm_global_dns_config_get_domain (const NMGlobalDnsConfig *dns_config, guint i)
{
NMGlobalDnsDomain *domain;
g_return_val_if_fail (dns_config, NULL);
g_return_val_if_fail (dns_config->domains, NULL);
g_return_val_if_fail (i < g_hash_table_size (dns_config->domains), NULL);
nm_assert (NM_PTRARRAY_LEN (dns_config->domain_list) == g_hash_table_size (dns_config->domains));
domain = g_hash_table_lookup (dns_config->domains, dns_config->domain_list[i]);
nm_assert (domain);
return domain;
}
NMGlobalDnsDomain *nm_global_dns_config_lookup_domain (const NMGlobalDnsConfig *dns_config, const char *name)
{
g_return_val_if_fail (dns_config, NULL);
g_return_val_if_fail (name, NULL);
return dns_config->domains ? g_hash_table_lookup (dns_config->domains, name) : NULL;
}
const char *
nm_global_dns_domain_get_name (const NMGlobalDnsDomain *domain)
{
g_return_val_if_fail (domain, NULL);
return (const char *) domain->name;
}
const char *const *
nm_global_dns_domain_get_servers (const NMGlobalDnsDomain *domain)
{
g_return_val_if_fail (domain, NULL);
return (const char *const *) domain->servers;
}
const char *const *
nm_global_dns_domain_get_options (const NMGlobalDnsDomain *domain)
{
g_return_val_if_fail (domain, NULL);
return (const char *const *) domain->options;
}
gboolean
nm_global_dns_config_is_internal (const NMGlobalDnsConfig *dns_config)
{
return dns_config->internal;
}
gboolean
nm_global_dns_config_is_empty (const NMGlobalDnsConfig *dns_config)
{
g_return_val_if_fail (dns_config, TRUE);
return !dns_config->searches
&& !dns_config->options
&& !dns_config->domain_list;
}
void
nm_global_dns_config_update_checksum (const NMGlobalDnsConfig *dns_config, GChecksum *sum)
{
NMGlobalDnsDomain *domain;
guint i, j;
guint8 v8;
g_return_if_fail (dns_config);
g_return_if_fail (sum);
v8 = NM_HASH_COMBINE_BOOLS (guint8,
!dns_config->searches,
!dns_config->options,
!dns_config->domain_list);
g_checksum_update (sum, (guchar *) &v8, 1);
if (dns_config->searches) {
for (i = 0; dns_config->searches[i]; i++)
g_checksum_update (sum, (guchar *) dns_config->searches[i], strlen (dns_config->searches[i]) + 1);
}
if (dns_config->options) {
for (i = 0; dns_config->options[i]; i++)
g_checksum_update (sum, (guchar *) dns_config->options[i], strlen (dns_config->options[i]) + 1);
}
if (dns_config->domain_list) {
for (i = 0; dns_config->domain_list[i]; i++) {
domain = g_hash_table_lookup (dns_config->domains, dns_config->domain_list[i]);
nm_assert (domain);
v8 = NM_HASH_COMBINE_BOOLS (guint8,
!domain->servers,
!domain->options);
g_checksum_update (sum, (guchar *) &v8, 1);
g_checksum_update (sum, (guchar *) domain->name, strlen (domain->name) + 1);
if (domain->servers) {
for (j = 0; domain->servers[j]; j++)
g_checksum_update (sum, (guchar *) domain->servers[j], strlen (domain->servers[j]) + 1);
}
if (domain->options) {
for (j = 0; domain->options[j]; j++)
g_checksum_update (sum, (guchar *) domain->options[j], strlen (domain->options[j]) + 1);
}
}
}
}
static void
global_dns_domain_free (NMGlobalDnsDomain *domain)
{
if (domain) {
g_free (domain->name);
g_strfreev (domain->servers);
g_strfreev (domain->options);
g_free (domain);
}
}
void
nm_global_dns_config_free (NMGlobalDnsConfig *dns_config)
{
if (dns_config) {
g_strfreev (dns_config->searches);
g_strfreev (dns_config->options);
g_free (dns_config->domain_list);
if (dns_config->domains)
g_hash_table_unref (dns_config->domains);
g_free (dns_config);
}
}
NMGlobalDnsConfig *
nm_config_data_get_global_dns_config (const NMConfigData *self)
{
g_return_val_if_fail (NM_IS_CONFIG_DATA (self), NULL);
return NM_CONFIG_DATA_GET_PRIVATE (self)->global_dns;
}
static void
global_dns_config_seal_domains (NMGlobalDnsConfig *dns_config)
{
nm_assert (dns_config);
nm_assert (dns_config->domains);
nm_assert (!dns_config->domain_list);
if (g_hash_table_size (dns_config->domains) == 0)
nm_clear_pointer (&dns_config->domains, g_hash_table_unref);
else
dns_config->domain_list = nm_utils_strdict_get_keys (dns_config->domains, TRUE, NULL);
}
static NMGlobalDnsConfig *
load_global_dns (GKeyFile *keyfile, gboolean internal)
{
NMGlobalDnsConfig *dns_config;
char *group, *domain_prefix;
gs_strfreev char **groups = NULL;
int g, i, j, domain_prefix_len;
gboolean default_found = FALSE;
char **strv;
group = internal
? NM_CONFIG_KEYFILE_GROUP_INTERN_GLOBAL_DNS
: NM_CONFIG_KEYFILE_GROUP_GLOBAL_DNS;
domain_prefix = internal
? NM_CONFIG_KEYFILE_GROUPPREFIX_INTERN_GLOBAL_DNS_DOMAIN
: NM_CONFIG_KEYFILE_GROUPPREFIX_GLOBAL_DNS_DOMAIN;
domain_prefix_len = strlen (domain_prefix);
if (!nm_config_keyfile_has_global_dns_config (keyfile, internal))
return NULL;
dns_config = g_malloc0 (sizeof (NMGlobalDnsConfig));
dns_config->domains = g_hash_table_new_full (nm_str_hash, g_str_equal,
g_free, (GDestroyNotify) global_dns_domain_free);
strv = g_key_file_get_string_list (keyfile,
group,
NM_CONFIG_KEYFILE_KEY_GLOBAL_DNS_SEARCHES,
NULL, NULL);
if (strv) {
_nm_utils_strv_cleanup (strv, TRUE, TRUE, TRUE);
if (!strv[0])
g_free (strv);
else
dns_config->searches = strv;
}
strv = g_key_file_get_string_list (keyfile,
group,
NM_CONFIG_KEYFILE_KEY_GLOBAL_DNS_OPTIONS,
NULL, NULL);
if (strv) {
_nm_utils_strv_cleanup (strv, TRUE, TRUE, TRUE);
for (i = 0, j = 0; strv[i]; i++) {
if (_nm_utils_dns_option_validate (strv[i], NULL, NULL, TRUE, NULL))
strv[j++] = strv[i];
else
g_free (strv[i]);
}
if (j == 0)
g_free (strv);
else {
strv[j] = NULL;
dns_config->options = strv;
}
}
groups = g_key_file_get_groups (keyfile, NULL);
for (g = 0; groups[g]; g++) {
char *name;
char **servers = NULL, **options = NULL;
NMGlobalDnsDomain *domain;
if ( !g_str_has_prefix (groups[g], domain_prefix)
|| !groups[g][domain_prefix_len])
continue;
strv = g_key_file_get_string_list (keyfile,
groups[g],
NM_CONFIG_KEYFILE_KEY_GLOBAL_DNS_DOMAIN_SERVERS,
NULL, NULL);
if (strv) {
_nm_utils_strv_cleanup (strv, TRUE, TRUE, TRUE);
for (i = 0, j = 0; strv[i]; i++) {
if ( nm_utils_ipaddr_is_valid (AF_INET, strv[i])
|| nm_utils_ipaddr_is_valid (AF_INET6, strv[i]))
strv[j++] = strv[i];
else
g_free (strv[i]);
}
if (j == 0)
g_free (strv);
else {
strv[j] = NULL;
servers = strv;
}
}
if (!servers)
continue;
strv = g_key_file_get_string_list (keyfile,
groups[g],
NM_CONFIG_KEYFILE_KEY_GLOBAL_DNS_DOMAIN_OPTIONS,
NULL, NULL);
if (strv) {
options = _nm_utils_strv_cleanup (strv, TRUE, TRUE, TRUE);
if (!options[0])
nm_clear_g_free (&options);
}
name = strdup (&groups[g][domain_prefix_len]);
domain = g_malloc0 (sizeof (NMGlobalDnsDomain));
domain->name = name;
domain->servers = servers;
domain->options = options;
g_hash_table_insert (dns_config->domains, strdup (name), domain);
if (!strcmp (name, "*"))
default_found = TRUE;
}
if (!default_found) {
nm_log_dbg (LOGD_CORE, "%s global DNS configuration is missing default domain, ignore it",
internal ? "internal" : "user");
nm_global_dns_config_free (dns_config);
return NULL;
}
dns_config->internal = internal;
global_dns_config_seal_domains (dns_config);
return dns_config;
}
void
nm_global_dns_config_to_dbus (const NMGlobalDnsConfig *dns_config, GValue *value)
{
GVariantBuilder conf_builder, domains_builder, domain_builder;
guint i;
g_variant_builder_init (&conf_builder, G_VARIANT_TYPE ("a{sv}"));
if (!dns_config)
goto out;
if (dns_config->searches) {
g_variant_builder_add (&conf_builder, "{sv}", "searches",
g_variant_new_strv ((const char *const *) dns_config->searches, -1));
}
if (dns_config->options) {
g_variant_builder_add (&conf_builder, "{sv}", "options",
g_variant_new_strv ((const char *const *) dns_config->options, -1));
}
g_variant_builder_init (&domains_builder, G_VARIANT_TYPE ("a{sv}"));
if (dns_config->domain_list) {
for (i = 0; dns_config->domain_list[i]; i++) {
NMGlobalDnsDomain *domain;
domain = g_hash_table_lookup (dns_config->domains, dns_config->domain_list[i]);
g_variant_builder_init (&domain_builder, G_VARIANT_TYPE ("a{sv}"));
if (domain->servers) {
g_variant_builder_add (&domain_builder, "{sv}", "servers",
g_variant_new_strv ((const char *const *) domain->servers, -1));
}
if (domain->options) {
g_variant_builder_add (&domain_builder, "{sv}", "options",
g_variant_new_strv ((const char *const *) domain->options, -1));
}
g_variant_builder_add (&domains_builder, "{sv}", domain->name,
g_variant_builder_end (&domain_builder));
}
}
g_variant_builder_add (&conf_builder, "{sv}", "domains",
g_variant_builder_end (&domains_builder));
out:
g_value_take_variant (value, g_variant_builder_end (&conf_builder));
}
static NMGlobalDnsDomain *
global_dns_domain_from_dbus (char *name, GVariant *variant)
{
NMGlobalDnsDomain *domain;
GVariantIter iter;
char **strv, *key;
GVariant *val;
int i, j;
if (!g_variant_is_of_type (variant, G_VARIANT_TYPE ("a{sv}")))
return NULL;
domain = g_malloc0 (sizeof (NMGlobalDnsDomain));
domain->name = g_strdup (name);
g_variant_iter_init (&iter, variant);
while (g_variant_iter_next (&iter, "{&sv}", &key, &val)) {
if ( !g_strcmp0 (key, "servers")
&& g_variant_is_of_type (val, G_VARIANT_TYPE ("as"))) {
strv = g_variant_dup_strv (val, NULL);
_nm_utils_strv_cleanup (strv, TRUE, TRUE, TRUE);
for (i = 0, j = 0; strv && strv[i]; i++) {
if ( nm_utils_ipaddr_is_valid (AF_INET, strv[i])
|| nm_utils_ipaddr_is_valid (AF_INET6, strv[i]))
strv[j++] = strv[i];
else
g_free (strv[i]);
}
if (j == 0)
g_free (strv);
else {
strv[j] = NULL;
g_strfreev (domain->servers);
domain->servers = strv;
}
} else if ( !g_strcmp0 (key, "options")
&& g_variant_is_of_type (val, G_VARIANT_TYPE ("as"))) {
strv = g_variant_dup_strv (val, NULL);
g_strfreev (domain->options);
domain->options = _nm_utils_strv_cleanup (strv, TRUE, TRUE, TRUE);
if (!domain->options[0])
nm_clear_g_free (&domain->options);
}
g_variant_unref (val);
}
/* At least one server is required */
if (!domain->servers) {
global_dns_domain_free (domain);
return NULL;
}
return domain;
}
NMGlobalDnsConfig *
nm_global_dns_config_from_dbus (const GValue *value, GError **error)
{
NMGlobalDnsConfig *dns_config;
GVariant *variant, *val;
GVariantIter iter;
char **strv, *key;
int i, j;
if (!G_VALUE_HOLDS_VARIANT (value)) {
g_set_error (error, NM_MANAGER_ERROR, NM_MANAGER_ERROR_FAILED,
"invalid value type");
return NULL;
}
variant = g_value_get_variant (value);
if (!g_variant_is_of_type (variant, G_VARIANT_TYPE ("a{sv}"))) {
g_set_error (error, NM_MANAGER_ERROR, NM_MANAGER_ERROR_FAILED,
"invalid variant type");
return NULL;
}
dns_config = g_malloc0 (sizeof (NMGlobalDnsConfig));
dns_config->domains = g_hash_table_new_full (nm_str_hash, g_str_equal,
g_free, (GDestroyNotify) global_dns_domain_free);
g_variant_iter_init (&iter, variant);
while (g_variant_iter_next (&iter, "{&sv}", &key, &val)) {
if ( !g_strcmp0 (key, "searches")
&& g_variant_is_of_type (val, G_VARIANT_TYPE ("as"))) {
strv = g_variant_dup_strv (val, NULL);
dns_config->searches = _nm_utils_strv_cleanup (strv, TRUE, TRUE, TRUE);
} else if ( !g_strcmp0 (key, "options")
&& g_variant_is_of_type (val, G_VARIANT_TYPE ("as"))) {
strv = g_variant_dup_strv (val, NULL);
_nm_utils_strv_cleanup (strv, TRUE, TRUE, TRUE);
for (i = 0, j = 0; strv && strv[i]; i++) {
if (_nm_utils_dns_option_validate (strv[i], NULL, NULL, TRUE, NULL))
strv[j++] = strv[i];
else
g_free (strv[i]);
}
if (j == 0)
g_free (strv);
else {
strv[j] = NULL;
dns_config->options = strv;
}
} else if ( !g_strcmp0 (key, "domains")
&& g_variant_is_of_type (val, G_VARIANT_TYPE ("a{sv}"))) {
NMGlobalDnsDomain *domain;
GVariantIter domain_iter;
GVariant *v;
char *k;
g_variant_iter_init (&domain_iter, val);
while (g_variant_iter_next (&domain_iter, "{&sv}", &k, &v)) {
if (k) {
domain = global_dns_domain_from_dbus (k, v);
if (domain)
g_hash_table_insert (dns_config->domains, strdup (k), domain);
}
g_variant_unref (v);
}
}
g_variant_unref (val);
}
/* An empty value is valid and clears the internal configuration */
if ( !nm_global_dns_config_is_empty (dns_config)
&& !nm_global_dns_config_lookup_domain (dns_config, "*")) {
g_set_error_literal (error, NM_MANAGER_ERROR, NM_MANAGER_ERROR_FAILED,
"Global DNS configuration is missing the default domain");
nm_global_dns_config_free (dns_config);
return NULL;
}
global_dns_config_seal_domains (dns_config);
return dns_config;
}
static gboolean
global_dns_equal (NMGlobalDnsConfig *old, NMGlobalDnsConfig *new)
{
NMGlobalDnsDomain *domain_old, *domain_new;
gpointer key, value_old, value_new;
GHashTableIter iter;
if (old == new)
return TRUE;
if (!old || !new)
return FALSE;
if ( !_nm_utils_strv_equal (old->options, new->options)
|| !_nm_utils_strv_equal (old->searches, new->searches))
return FALSE;
if ((!old->domains || !new->domains) && old->domains != new->domains)
return FALSE;
if (g_hash_table_size (old->domains) != g_hash_table_size (new->domains))
return FALSE;
g_hash_table_iter_init (&iter, old->domains);
while (g_hash_table_iter_next (&iter, &key, &value_old)) {
value_new = g_hash_table_lookup (new->domains, key);
if (!value_new)
return FALSE;
domain_old = value_old;
domain_new = value_new;
if ( !_nm_utils_strv_equal (domain_old->options, domain_new->options)
|| !_nm_utils_strv_equal (domain_old->servers, domain_new->servers))
return FALSE;
}
return TRUE;
}
/*****************************************************************************/
static const MatchSectionInfo *
_match_section_infos_lookup (const MatchSectionInfo *match_section_infos,
GKeyFile *keyfile,
const char *property,
NMDevice *device,
const NMPlatformLink *pllink,
const char *match_device_type,
char **out_value)
{
const char *match_dhcp_plugin;
if (!match_section_infos)
return NULL;
match_dhcp_plugin = nm_dhcp_manager_get_config (nm_dhcp_manager_get ());
for (; match_section_infos->group_name; match_section_infos++) {
char *value = NULL;
gboolean match;
/* FIXME: Here we use g_key_file_get_string(). This should be in sync with what keyfile-reader
* does.
*
* Unfortunately that is currently not possible because keyfile-reader does the two steps
* string_to_value(keyfile_to_string(keyfile)) in one. Optimally, keyfile library would
* expose both functions, and we would return here keyfile_to_string(keyfile).
* The caller then could convert the string to the proper value via string_to_value(value). */
value = g_key_file_get_string (keyfile, match_section_infos->group_name, property, NULL);
if (!value && !match_section_infos->stop_match)
continue;
if (match_section_infos->match_device.has) {
if (device)
match = nm_device_spec_match_list (device, match_section_infos->match_device.spec);
else if (pllink)
match = nm_match_spec_device_by_pllink (pllink, match_device_type, match_dhcp_plugin, match_section_infos->match_device.spec, FALSE);
else
match = FALSE;
} else
match = TRUE;
if (match) {
*out_value = value;
return match_section_infos;
}
g_free (value);
}
return NULL;
}
char *
nm_config_data_get_device_config (const NMConfigData *self,
const char *property,
NMDevice *device,
gboolean *has_match)
{
const NMConfigDataPrivate *priv;
const MatchSectionInfo *connection_info;
char *value = NULL;
g_return_val_if_fail (self, NULL);
g_return_val_if_fail (property && *property, NULL);
priv = NM_CONFIG_DATA_GET_PRIVATE (self);
connection_info = _match_section_infos_lookup (&priv->device_infos[0],
priv->keyfile,
property,
device,
NULL,
NULL,
&value);
NM_SET_OUT (has_match, !!connection_info);
return value;
}
char *
nm_config_data_get_device_config_by_pllink (const NMConfigData *self,
const char *property,
const NMPlatformLink *pllink,
const char *match_device_type,
gboolean *has_match)
{
const NMConfigDataPrivate *priv;
const MatchSectionInfo *connection_info;
char *value = NULL;
g_return_val_if_fail (self, NULL);
g_return_val_if_fail (property && *property, NULL);
priv = NM_CONFIG_DATA_GET_PRIVATE (self);
connection_info = _match_section_infos_lookup (&priv->device_infos[0],
priv->keyfile,
property,
NULL,
pllink,
match_device_type,
&value);
NM_SET_OUT (has_match, !!connection_info);
return value;
}
gboolean
nm_config_data_get_device_config_boolean (const NMConfigData *self,
const char *property,
NMDevice *device,
int val_no_match,
int val_invalid)
{
gs_free char *value = NULL;
gboolean has_match;
value = nm_config_data_get_device_config (self, property, device, &has_match);
if (!has_match)
return val_no_match;
return nm_config_parse_boolean (value, val_invalid);
}
char *
nm_config_data_get_connection_default (const NMConfigData *self,
const char *property,
NMDevice *device)
{
const NMConfigDataPrivate *priv;
char *value = NULL;
g_return_val_if_fail (self, NULL);
g_return_val_if_fail (property && *property, NULL);
g_return_val_if_fail (strchr (property, '.'), NULL);
priv = NM_CONFIG_DATA_GET_PRIVATE (self);
#if NM_MORE_ASSERTS > 10
{
const char **ptr;
for (ptr = __start_connection_defaults; ptr < __stop_connection_defaults; ptr++) {
if (nm_streq (property, *ptr))
break;
}
nm_assert (ptr < __stop_connection_defaults);
}
#endif
_match_section_infos_lookup (&priv->connection_infos[0],
priv->keyfile,
property,
device,
NULL,
NULL,
&value);
return value;
}
gint64
nm_config_data_get_connection_default_int64 (const NMConfigData *self,
const char *property,
NMDevice *device,
gint64 min,
gint64 max,
gint64 fallback)
{
gs_free char *value = NULL;
value = nm_config_data_get_connection_default (self, property, device);
return _nm_utils_ascii_str_to_int64 (value, 10, min, max, fallback);
}
static void
_get_connection_info_init (MatchSectionInfo *connection_info, GKeyFile *keyfile, char *group)
{
/* pass ownership of @group on... */
connection_info->group_name = group;
connection_info->match_device.spec = nm_config_get_match_spec (keyfile,
group,
NM_CONFIG_KEYFILE_KEY_MATCH_DEVICE,
&connection_info->match_device.has);
connection_info->stop_match = nm_config_keyfile_get_boolean (keyfile,
group,
NM_CONFIG_KEYFILE_KEY_STOP_MATCH,
FALSE);
}
static void
_match_section_infos_free (MatchSectionInfo *match_section_infos)
{
guint i;
if (!match_section_infos)
return;
for (i = 0; match_section_infos[i].group_name; i++) {
g_free (match_section_infos[i].group_name);
g_slist_free_full (match_section_infos[i].match_device.spec, g_free);
}
g_free (match_section_infos);
}
static MatchSectionInfo *
_match_section_infos_construct (GKeyFile *keyfile, const char *prefix)
{
char **groups;
gsize i, j, ngroups;
char *connection_tag = NULL;
MatchSectionInfo *match_section_infos = NULL;
/* get the list of existing [connection.\+]/[device.\+] sections.
*
* We expect the sections in their right order, with lowest priority
* first. Only exception is the (literal) [connection] section, which
* we will always reorder to the end. */
groups = g_key_file_get_groups (keyfile, &ngroups);
if (!groups)
return NULL;
if (ngroups > 0) {
gsize l = strlen (prefix);
for (i = 0, j = 0; i < ngroups; i++) {
if (g_str_has_prefix (groups[i], prefix)) {
if (groups[i][l] == '\0')
connection_tag = groups[i];
else
groups[j++] = groups[i];
} else
g_free (groups[i]);
}
ngroups = j;
}
if (ngroups == 0 && !connection_tag) {
g_free (groups);
return NULL;
}
match_section_infos = g_new0 (MatchSectionInfo, ngroups + 1 + (connection_tag ? 1 : 0));
for (i = 0; i < ngroups; i++) {
/* pass ownership of @group on... */
_get_connection_info_init (&match_section_infos[i], keyfile, groups[ngroups - i - 1]);
}
if (connection_tag) {
/* pass ownership of @connection_tag on... */
_get_connection_info_init (&match_section_infos[i], keyfile, connection_tag);
}
g_free (groups);
return match_section_infos;
}
/*****************************************************************************/
NMConfigChangeFlags
nm_config_data_diff (NMConfigData *old_data, NMConfigData *new_data)
{
NMConfigChangeFlags changes = NM_CONFIG_CHANGE_NONE;
NMConfigDataPrivate *priv_old, *priv_new;
g_return_val_if_fail (NM_IS_CONFIG_DATA (old_data), NM_CONFIG_CHANGE_NONE);
g_return_val_if_fail (NM_IS_CONFIG_DATA (new_data), NM_CONFIG_CHANGE_NONE);
priv_old = NM_CONFIG_DATA_GET_PRIVATE (old_data);
priv_new = NM_CONFIG_DATA_GET_PRIVATE (new_data);
if (!_nm_keyfile_equals (priv_old->keyfile_user, priv_new->keyfile_user, TRUE))
changes |= NM_CONFIG_CHANGE_VALUES | NM_CONFIG_CHANGE_VALUES_USER;
if (!_nm_keyfile_equals (priv_old->keyfile_intern, priv_new->keyfile_intern, TRUE))
changes |= NM_CONFIG_CHANGE_VALUES | NM_CONFIG_CHANGE_VALUES_INTERN;
if ( g_strcmp0 (nm_config_data_get_config_main_file (old_data), nm_config_data_get_config_main_file (new_data)) != 0
|| g_strcmp0 (nm_config_data_get_config_description (old_data), nm_config_data_get_config_description (new_data)) != 0)
changes |= NM_CONFIG_CHANGE_CONFIG_FILES;
if ( nm_config_data_get_connectivity_enabled (old_data) != nm_config_data_get_connectivity_enabled (new_data)
|| nm_config_data_get_connectivity_interval (old_data) != nm_config_data_get_connectivity_interval (new_data)
|| g_strcmp0 (nm_config_data_get_connectivity_uri (old_data), nm_config_data_get_connectivity_uri (new_data))
|| g_strcmp0 (nm_config_data_get_connectivity_response (old_data), nm_config_data_get_connectivity_response (new_data)))
changes |= NM_CONFIG_CHANGE_CONNECTIVITY;
if ( nm_utils_g_slist_strlist_cmp (priv_old->no_auto_default.specs, priv_new->no_auto_default.specs) != 0
|| nm_utils_g_slist_strlist_cmp (priv_old->no_auto_default.specs_config, priv_new->no_auto_default.specs_config) != 0)
changes |= NM_CONFIG_CHANGE_NO_AUTO_DEFAULT;
if (g_strcmp0 (nm_config_data_get_dns_mode (old_data), nm_config_data_get_dns_mode (new_data)))
changes |= NM_CONFIG_CHANGE_DNS_MODE;
if (g_strcmp0 (nm_config_data_get_rc_manager (old_data), nm_config_data_get_rc_manager (new_data)))
changes |= NM_CONFIG_CHANGE_RC_MANAGER;
if (!global_dns_equal (priv_old->global_dns, priv_new->global_dns))
changes |= NM_CONFIG_CHANGE_GLOBAL_DNS_CONFIG;
nm_assert (!NM_FLAGS_ANY (changes, NM_CONFIG_CHANGE_CAUSES));
return changes;
}
/*****************************************************************************/
void
nm_config_data_get_warnings (const NMConfigData *self,
GPtrArray *warnings)
{
gboolean invalid;
nm_assert (NM_IS_CONFIG_DATA (self));
nm_assert (warnings);
_config_data_get_main_auth_polkit (self, &invalid);
if (invalid) {
g_ptr_array_add (warnings,
g_strdup_printf ("invalid setting for %s.%s (should be one of \"true\", \"false\", \"root-only\")",
NM_CONFIG_KEYFILE_GROUP_MAIN,
NM_CONFIG_KEYFILE_KEY_MAIN_AUTH_POLKIT));
}
}
/*****************************************************************************/
static void
get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
NMConfigData *self = NM_CONFIG_DATA (object);
switch (prop_id) {
case PROP_CONFIG_MAIN_FILE:
g_value_set_string (value, nm_config_data_get_config_main_file (self));
break;
case PROP_CONFIG_DESCRIPTION:
g_value_set_string (value, nm_config_data_get_config_description (self));
break;
case PROP_CONNECTIVITY_ENABLED:
g_value_set_boolean (value, nm_config_data_get_connectivity_enabled (self));
break;
case PROP_CONNECTIVITY_URI:
g_value_set_string (value, nm_config_data_get_connectivity_uri (self));
break;
case PROP_CONNECTIVITY_INTERVAL:
g_value_set_uint (value, nm_config_data_get_connectivity_interval (self));
break;
case PROP_CONNECTIVITY_RESPONSE:
g_value_set_string (value, nm_config_data_get_connectivity_response (self));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
NMConfigData *self = NM_CONFIG_DATA (object);
NMConfigDataPrivate *priv = NM_CONFIG_DATA_GET_PRIVATE (self);
switch (prop_id) {
case PROP_CONFIG_MAIN_FILE:
/* construct-only */
priv->config_main_file = g_value_dup_string (value);
break;
case PROP_CONFIG_DESCRIPTION:
/* construct-only */
priv->config_description = g_value_dup_string (value);
break;
case PROP_KEYFILE_USER:
/* construct-only */
priv->keyfile_user = g_value_dup_boxed (value);
if ( priv->keyfile_user
&& !_nm_keyfile_has_values (priv->keyfile_user)) {
g_key_file_unref (priv->keyfile_user);
priv->keyfile_user = NULL;
}
break;
case PROP_KEYFILE_INTERN:
/* construct-only */
priv->keyfile_intern = g_value_dup_boxed (value);
if ( priv->keyfile_intern
&& !_nm_keyfile_has_values (priv->keyfile_intern)) {
g_key_file_unref (priv->keyfile_intern);
priv->keyfile_intern = NULL;
}
break;
case PROP_NO_AUTO_DEFAULT:
/* construct-only */
{
const char *const*value_arr_orig = g_value_get_boxed (value);
gs_free const char **value_arr = NULL;
GSList *specs = NULL;
gsize i, j;
gsize len;
len = NM_PTRARRAY_LEN (value_arr_orig);
/* sort entries, remove duplicates and empty words. */
value_arr = len == 0
? NULL
: nm_memdup (value_arr_orig, sizeof (const char *) * (len + 1));
nm_utils_strv_sort (value_arr, len);
_nm_utils_strv_cleanup ((char **) value_arr, FALSE, TRUE, TRUE);
len = NM_PTRARRAY_LEN (value_arr);
j = 0;
for (i = 0; i < len; i++) {
const char *s = value_arr[i];
gboolean is_mac;
char *spec;
if (NM_STR_HAS_PREFIX (s, NM_MATCH_SPEC_INTERFACE_NAME_TAG"="))
is_mac = FALSE;
else if (nm_utils_hwaddr_valid (s, -1))
is_mac = TRUE;
else {
/* we drop all lines that we don't understand. */
continue;
}
value_arr[j++] = s;
spec = is_mac
? g_strdup_printf (NM_MATCH_SPEC_MAC_TAG"%s", s)
: g_strdup (s);
specs = g_slist_prepend (specs, spec);
}
priv->no_auto_default.arr = nm_utils_strv_dup (value_arr, j, TRUE);
priv->no_auto_default.specs = g_slist_reverse (specs);
}
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
/*****************************************************************************/
static void
nm_config_data_init (NMConfigData *self)
{
}
static void
constructed (GObject *object)
{
NMConfigData *self = NM_CONFIG_DATA (object);
NMConfigDataPrivate *priv = NM_CONFIG_DATA_GET_PRIVATE (self);
char *str;
priv->keyfile = _merge_keyfiles (priv->keyfile_user, priv->keyfile_intern);
priv->connection_infos = _match_section_infos_construct (priv->keyfile, NM_CONFIG_KEYFILE_GROUPPREFIX_CONNECTION);
priv->device_infos = _match_section_infos_construct (priv->keyfile, NM_CONFIG_KEYFILE_GROUPPREFIX_DEVICE);
priv->connectivity.enabled = nm_config_keyfile_get_boolean (priv->keyfile,
NM_CONFIG_KEYFILE_GROUP_CONNECTIVITY,
NM_CONFIG_KEYFILE_KEY_CONNECTIVITY_ENABLED,
TRUE);
priv->connectivity.uri = nm_strstrip (g_key_file_get_string (priv->keyfile,
NM_CONFIG_KEYFILE_GROUP_CONNECTIVITY,
NM_CONFIG_KEYFILE_KEY_CONNECTIVITY_URI,
NULL));
priv->connectivity.response = g_key_file_get_string (priv->keyfile,
NM_CONFIG_KEYFILE_GROUP_CONNECTIVITY,
NM_CONFIG_KEYFILE_KEY_CONNECTIVITY_RESPONSE,
NULL);
str = nm_config_keyfile_get_value (priv->keyfile,
NM_CONFIG_KEYFILE_GROUP_MAIN,
NM_CONFIG_KEYFILE_KEY_MAIN_AUTOCONNECT_RETRIES_DEFAULT,
NM_CONFIG_GET_VALUE_NONE);
priv->autoconnect_retries_default = _nm_utils_ascii_str_to_int64 (str, 10, 0, G_MAXINT32, 4);
g_free (str);
/* On missing config value, fallback to 300. On invalid value, disable connectivity checking by setting
* the interval to zero. */
str = g_key_file_get_string (priv->keyfile,
NM_CONFIG_KEYFILE_GROUP_CONNECTIVITY,
NM_CONFIG_KEYFILE_KEY_CONNECTIVITY_INTERVAL,
NULL);
priv->connectivity.interval = _nm_utils_ascii_str_to_int64 (str, 10, 0, G_MAXUINT, NM_CONFIG_DEFAULT_CONNECTIVITY_INTERVAL);
g_free (str);
priv->dns_mode = nm_strstrip (g_key_file_get_string (priv->keyfile,
NM_CONFIG_KEYFILE_GROUP_MAIN,
NM_CONFIG_KEYFILE_KEY_MAIN_DNS,
NULL));
priv->rc_manager = nm_strstrip (g_key_file_get_string (priv->keyfile,
NM_CONFIG_KEYFILE_GROUP_MAIN,
NM_CONFIG_KEYFILE_KEY_MAIN_RC_MANAGER,
NULL));
priv->systemd_resolved = nm_config_keyfile_get_boolean (priv->keyfile,
NM_CONFIG_KEYFILE_GROUP_MAIN,
NM_CONFIG_KEYFILE_KEY_MAIN_SYSTEMD_RESOLVED,
TRUE);
priv->ignore_carrier = nm_config_get_match_spec (priv->keyfile,
NM_CONFIG_KEYFILE_GROUP_MAIN,
NM_CONFIG_KEYFILE_KEY_MAIN_IGNORE_CARRIER,
NULL);
priv->assume_ipv6ll_only = nm_config_get_match_spec (priv->keyfile,
NM_CONFIG_KEYFILE_GROUP_MAIN,
NM_CONFIG_KEYFILE_KEY_MAIN_ASSUME_IPV6LL_ONLY,
NULL);
priv->no_auto_default.specs_config = nm_config_get_match_spec (priv->keyfile,
NM_CONFIG_KEYFILE_GROUP_MAIN,
NM_CONFIG_KEYFILE_KEY_MAIN_NO_AUTO_DEFAULT,
NULL);
priv->global_dns = load_global_dns (priv->keyfile_user, FALSE);
if (!priv->global_dns)
priv->global_dns = load_global_dns (priv->keyfile_intern, TRUE);
G_OBJECT_CLASS (nm_config_data_parent_class)->constructed (object);
}
NMConfigData *
nm_config_data_new (const char *config_main_file,
const char *config_description,
const char *const*no_auto_default,
GKeyFile *keyfile_user,
GKeyFile *keyfile_intern)
{
return g_object_new (NM_TYPE_CONFIG_DATA,
NM_CONFIG_DATA_CONFIG_MAIN_FILE, config_main_file,
NM_CONFIG_DATA_CONFIG_DESCRIPTION, config_description,
NM_CONFIG_DATA_KEYFILE_USER, keyfile_user,
NM_CONFIG_DATA_KEYFILE_INTERN, keyfile_intern,
NM_CONFIG_DATA_NO_AUTO_DEFAULT, no_auto_default,
NULL);
}
NMConfigData *
nm_config_data_new_update_keyfile_intern (const NMConfigData *base, GKeyFile *keyfile_intern)
{
const NMConfigDataPrivate *priv = NM_CONFIG_DATA_GET_PRIVATE (base);
return g_object_new (NM_TYPE_CONFIG_DATA,
NM_CONFIG_DATA_CONFIG_MAIN_FILE, priv->config_main_file,
NM_CONFIG_DATA_CONFIG_DESCRIPTION, priv->config_description,
NM_CONFIG_DATA_KEYFILE_USER, priv->keyfile_user, /* the keyfile is unchanged. It's safe to share it. */
NM_CONFIG_DATA_KEYFILE_INTERN, keyfile_intern,
NM_CONFIG_DATA_NO_AUTO_DEFAULT, priv->no_auto_default.arr,
NULL);
}
NMConfigData *
nm_config_data_new_update_no_auto_default (const NMConfigData *base,
const char *const*no_auto_default)
{
const NMConfigDataPrivate *priv = NM_CONFIG_DATA_GET_PRIVATE (base);
return g_object_new (NM_TYPE_CONFIG_DATA,
NM_CONFIG_DATA_CONFIG_MAIN_FILE, priv->config_main_file,
NM_CONFIG_DATA_CONFIG_DESCRIPTION, priv->config_description,
NM_CONFIG_DATA_KEYFILE_USER, priv->keyfile_user, /* the keyfile is unchanged. It's safe to share it. */
NM_CONFIG_DATA_KEYFILE_INTERN, priv->keyfile_intern,
NM_CONFIG_DATA_NO_AUTO_DEFAULT, no_auto_default,
NULL);
}
static void
finalize (GObject *gobject)
{
NMConfigDataPrivate *priv = NM_CONFIG_DATA_GET_PRIVATE (gobject);
g_free (priv->config_main_file);
g_free (priv->config_description);
g_free (priv->connectivity.uri);
g_free (priv->connectivity.response);
g_slist_free_full (priv->no_auto_default.specs, g_free);
g_slist_free_full (priv->no_auto_default.specs_config, g_free);
g_strfreev (priv->no_auto_default.arr);
g_free (priv->dns_mode);
g_free (priv->rc_manager);
g_slist_free_full (priv->ignore_carrier, g_free);
g_slist_free_full (priv->assume_ipv6ll_only, g_free);
nm_global_dns_config_free (priv->global_dns);
_match_section_infos_free (priv->connection_infos);
_match_section_infos_free (priv->device_infos);
g_key_file_unref (priv->keyfile);
if (priv->keyfile_user)
g_key_file_unref (priv->keyfile_user);
if (priv->keyfile_intern)
g_key_file_unref (priv->keyfile_intern);
G_OBJECT_CLASS (nm_config_data_parent_class)->finalize (gobject);
}
static void
nm_config_data_class_init (NMConfigDataClass *config_class)
{
GObjectClass *object_class = G_OBJECT_CLASS (config_class);
object_class->constructed = constructed;
object_class->finalize = finalize;
object_class->get_property = get_property;
object_class->set_property = set_property;
obj_properties[PROP_CONFIG_MAIN_FILE] =
g_param_spec_string (NM_CONFIG_DATA_CONFIG_MAIN_FILE, "", "",
NULL,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS);
obj_properties[PROP_CONFIG_DESCRIPTION] =
g_param_spec_string (NM_CONFIG_DATA_CONFIG_DESCRIPTION, "", "",
NULL,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS);
obj_properties[PROP_KEYFILE_USER] =
g_param_spec_boxed (NM_CONFIG_DATA_KEYFILE_USER, "", "",
G_TYPE_KEY_FILE,
G_PARAM_WRITABLE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS);
obj_properties[PROP_KEYFILE_INTERN] =
g_param_spec_boxed (NM_CONFIG_DATA_KEYFILE_INTERN, "", "",
G_TYPE_KEY_FILE,
G_PARAM_WRITABLE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS);
obj_properties[PROP_CONNECTIVITY_ENABLED] =
g_param_spec_string (NM_CONFIG_DATA_CONNECTIVITY_ENABLED, "", "",
NULL,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS);
obj_properties[PROP_CONNECTIVITY_URI] =
g_param_spec_string (NM_CONFIG_DATA_CONNECTIVITY_URI, "", "",
NULL,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS);
obj_properties[PROP_CONNECTIVITY_INTERVAL] =
g_param_spec_uint (NM_CONFIG_DATA_CONNECTIVITY_INTERVAL, "", "",
0, G_MAXUINT, 0,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS);
obj_properties[PROP_CONNECTIVITY_RESPONSE] =
g_param_spec_string (NM_CONFIG_DATA_CONNECTIVITY_RESPONSE, "", "",
NULL,
G_PARAM_READABLE |
G_PARAM_STATIC_STRINGS);
obj_properties[PROP_NO_AUTO_DEFAULT] =
g_param_spec_boxed (NM_CONFIG_DATA_NO_AUTO_DEFAULT, "", "",
G_TYPE_STRV,
G_PARAM_WRITABLE |
G_PARAM_CONSTRUCT_ONLY |
G_PARAM_STATIC_STRINGS);
g_object_class_install_properties (object_class, _PROPERTY_ENUMS_LAST, obj_properties);
}