/* 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) {
nm_auto_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;
NM_SET_OUT(has_match, FALSE);
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);
}