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/* realmd -- Realm configuration service
*
* Copyright 2012 Red Hat Inc
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 2 of the licence or (at
* your option) any later version.
*
* See the included COPYING file for more information.
*
* Author: Stef Walter <stefw@gnome.org>
*/
#include "config.h"
#include "realm-settings.h"
#include <glib.h>
static GHashTable *realm_conf = NULL;
void
realm_settings_add (const gchar *section,
const gchar *key,
const gchar *value)
{
GHashTable *sect;
sect = g_hash_table_lookup (realm_conf, section);
if (sect == NULL) {
sect = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_free);
g_hash_table_insert (realm_conf, g_strdup (section), sect);
}
g_hash_table_insert (sect, g_strdup (key), g_strdup (value));
}
gboolean
realm_settings_load (const gchar *file_path,
GError **error)
{
GKeyFile *key_file = NULL;
GHashTable *section;
GError *err = NULL;
gchar **groups;
gchar **keys;
gchar *value;
gint i;
gint j;
key_file = g_key_file_new ();
if (!g_key_file_load_from_file (key_file, file_path, G_KEY_FILE_NONE, error)) {
g_key_file_free (key_file);
return FALSE;
}
/* Build into a table of strings, simplifies memory handling */
groups = g_key_file_get_groups (key_file, NULL);
for (i = 0; groups[i] != NULL; i++) {
section = g_hash_table_lookup (realm_conf, groups[i]);
if (section == NULL) {
section = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_free);
g_hash_table_insert (realm_conf, g_strdup (groups[i]), section);
}
keys = g_key_file_get_keys (key_file, groups[i], NULL, &err);
g_return_val_if_fail (err == NULL, FALSE);
for (j = 0; keys[j] != NULL; j++) {
value = g_key_file_get_value (key_file, groups[i], keys[j], &err);
g_return_val_if_fail (err == NULL, FALSE);
g_hash_table_insert (section, g_strdup (keys[j]), value);
}
g_strfreev (keys);
}
g_strfreev (groups);
g_key_file_free (key_file);
return TRUE;
}
void
realm_settings_init (void)
{
const gchar *default_conf = PRIVATE_DIR "/realmd-defaults.conf";
const gchar *distro_conf = PRIVATE_DIR "/realmd-distro.conf";
const gchar *admin_conf = SYSCONF_DIR "/realmd.conf";
GError *error = NULL;
realm_conf = g_hash_table_new_full (g_str_hash, g_str_equal, g_free,
(GDestroyNotify)g_hash_table_unref);
/*
* These are treated like 'linker error' in that we cannot proceed without
* this data. The reason it is not compiled into the daemon itself, is
* for easier modification by packagers and distros
*/
realm_settings_load (default_conf, &error);
if (error != NULL) {
g_error ("couldn't load package configuration file: %s: %s",
default_conf, error->message);
g_clear_error (&error);
}
realm_settings_load (distro_conf, &error);
if (error != NULL) {
g_error ("couldn't load distro configuration file: %s: %s",
distro_conf, error->message);
g_clear_error (&error);
}
/* We allow failure of loading or parsing this data, it's only overrides */
realm_settings_load (admin_conf, &error);
if (error != NULL) {
if (!g_error_matches (error, G_FILE_ERROR, G_FILE_ERROR_NOENT)) {
g_message ("couldn't load admin configuration file: %s: %s",
admin_conf, error->message);
}
admin_conf = NULL;
g_clear_error (&error);
}
g_debug ("Loaded settings from: %s %s %s",
default_conf, distro_conf,
admin_conf ? admin_conf : "");
}
void
realm_settings_uninit (void)
{
g_assert (realm_conf != NULL);
g_hash_table_destroy (realm_conf);
realm_conf = NULL;
}
const gchar *
realm_settings_path (const gchar *name)
{
const gchar *path;
path = realm_settings_value ("paths", name);
if (path == NULL) {
g_warning ("no path found for '%s' in realmd config", name);
return "/invalid/or/misconfigured";
}
return path;
}
GHashTable *
realm_settings_section (const gchar *section)
{
return g_hash_table_lookup (realm_conf, section);
}
const gchar *
realm_settings_value (const gchar *section,
const gchar *key)
{
GHashTable *settings;
settings = realm_settings_section (section);
if (settings == NULL)
return NULL;
return g_hash_table_lookup (settings, key);
}
const gchar *
realm_settings_string (const gchar *section,
const gchar *key)
{
const gchar *string;
string = realm_settings_value (section, key);
if (string == NULL) {
g_warning ("no value found for '%s/%s' in realmd config", section, key);
return "";
}
return string;
}
gdouble
realm_settings_double (const gchar *section,
const gchar *key,
gdouble def)
{
const gchar *string;
gchar *end_ptr = NULL;
gdouble val;
string = realm_settings_value (section, key);
if (string == NULL)
return def;
val = g_ascii_strtod (string, &end_ptr);
if (!end_ptr || *end_ptr != '\0') {
g_critical ("invalid %s/%s floating point value '%s' in realmd config",
section, key, string);
return def;
}
return val;
}
gboolean
realm_settings_boolean (const gchar *section,
const gchar *key,
gboolean def)
{
const gchar *string;
string = realm_settings_value (section, key);
if (string == NULL)
return def;
return g_ascii_strcasecmp (string, "true") == 0 ||
g_ascii_strcasecmp (string, "1") == 0 ||
g_ascii_strcasecmp (string, "yes") == 0;
}
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