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settings: port SaveHostname to NMAuthChain

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Every line of code we remove can then be spent on
rainbows and kittens.
This commit is contained in:
Dan Williams 2010-11-17 17:44:33 -06:00
parent 02d942320d
commit 670da10764
1 changed files with 43 additions and 50 deletions
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93
src/settings/nm-settings.c
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@ -107,6 +107,7 @@ typedef struct {
char *config_file;
GSList *pk_calls;
GSList *auths;
GSList *plugins;
gboolean connections_loaded;
@ -926,74 +927,67 @@ impl_settings_add_connection (NMSettings *self,
}
static void
pk_hostname_cb (GObject *object, GAsyncResult *result, gpointer user_data)
pk_hostname_cb (NMAuthChain *chain,
GError *chain_error,
DBusGMethodInvocation *context,
gpointer user_data)
{
PolkitCall *call = user_data;
NMSettings *self = call->self;
NMSettingsPrivate *priv;
PolkitAuthorizationResult *pk_result;
NMSettings *self = NM_SETTINGS (user_data);
NMSettingsPrivate *priv = NM_SETTINGS_GET_PRIVATE (self);
NMAuthCallResult result;
gboolean success = FALSE;
GError *error = NULL;
GSList *iter;
gboolean success = FALSE;
const char *hostname;
priv->auths = g_slist_remove (priv->auths, chain);
/* If our NMSysconfigConnection is already gone, do nothing */
if (call->disposed) {
error = g_error_new_literal (NM_SETTINGS_ERROR,
NM_SETTINGS_ERROR_GENERAL,
"Request was canceled.");
dbus_g_method_return_error (call->context, error);
g_error_free (error);
polkit_call_free (call);
return;
if (chain_error) {
error = g_error_new (NM_SETTINGS_ERROR,
NM_SETTINGS_ERROR_GENERAL,
"Error checking authorization: %s",
chain_error->message ? chain_error->message : "(unknown)");
goto done;
}
priv = NM_SETTINGS_GET_PRIVATE (self);
priv->pk_calls = g_slist_remove (priv->pk_calls, call);
pk_result = polkit_authority_check_authorization_finish (priv->authority,
result,
&error);
/* Some random error happened */
if (error) {
dbus_g_method_return_error (call->context, error);
goto out;
}
result = nm_auth_chain_get_result (chain, NM_AUTH_PERMISSION_SETTINGS_HOSTNAME_MODIFY);
/* Caller didn't successfully authenticate */
if (!polkit_authorization_result_get_is_authorized (pk_result)) {
if ( result != NM_AUTH_CALL_RESULT_YES
&& result != NM_AUTH_CALL_RESULT_AUTH) {
error = g_error_new_literal (NM_SETTINGS_ERROR,
NM_SETTINGS_ERROR_NOT_PRIVILEGED,
"Insufficient privileges.");
dbus_g_method_return_error (call->context, error);
goto out;
goto done;
}
/* Set the hostname in all plugins */
hostname = nm_auth_chain_get_data (chain, "hostname");
for (iter = priv->plugins; iter; iter = iter->next) {
NMSystemConfigInterfaceCapabilities caps = NM_SYSTEM_CONFIG_INTERFACE_CAP_NONE;
g_object_get (G_OBJECT (iter->data), NM_SYSTEM_CONFIG_INTERFACE_CAPABILITIES, &caps, NULL);
if (caps & NM_SYSTEM_CONFIG_INTERFACE_CAP_MODIFY_HOSTNAME) {
g_object_set (G_OBJECT (iter->data), NM_SYSTEM_CONFIG_INTERFACE_HOSTNAME, call->hostname, NULL);
g_object_set (G_OBJECT (iter->data), NM_SYSTEM_CONFIG_INTERFACE_HOSTNAME, hostname, NULL);
success = TRUE;
}
}
if (success) {
dbus_g_method_return (call->context);
} else {
if (!success) {
error = g_error_new_literal (NM_SETTINGS_ERROR,
NM_SETTINGS_ERROR_SAVE_HOSTNAME_FAILED,
"Saving the hostname failed.");
dbus_g_method_return_error (call->context, error);
}
out:
done:
if (error)
dbus_g_method_return_error (context, error);
else
dbus_g_method_return (context);
g_clear_error (&error);
polkit_call_free (call);
if (pk_result)
g_object_unref (pk_result);
nm_auth_chain_unref (chain);
}
static void
@ -1002,7 +996,7 @@ impl_settings_save_hostname (NMSettings *self,
DBusGMethodInvocation *context)
{
NMSettingsPrivate *priv = NM_SETTINGS_GET_PRIVATE (self);
PolkitCall *call;
NMAuthChain *chain;
GError *error = NULL;
/* Do any of the plugins support setting the hostname? */
@ -1015,17 +1009,12 @@ impl_settings_save_hostname (NMSettings *self,
return;
}
call = polkit_call_new (self, context, NULL, hostname);
g_assert (call);
polkit_authority_check_authorization (priv->authority,
call->subject,
NM_AUTH_PERMISSION_SETTINGS_HOSTNAME_MODIFY,
NULL,
POLKIT_CHECK_AUTHORIZATION_FLAGS_ALLOW_USER_INTERACTION,
call->cancellable,
pk_hostname_cb,
call);
priv->pk_calls = g_slist_append (priv->pk_calls, call);
/* Otherwise validate the user request */
chain = nm_auth_chain_new (priv->authority, context, NULL, pk_hostname_cb, self);
g_assert (chain);
priv->auths = g_slist_append (priv->auths, chain);
nm_auth_chain_add_call (chain, NM_AUTH_PERMISSION_SETTINGS_HOSTNAME_MODIFY, TRUE);
nm_auth_chain_set_data (chain, "hostname", g_strdup (hostname), g_free);
}
static gboolean
@ -1403,6 +1392,10 @@ dispose (GObject *object)
g_slist_free (priv->pk_calls);
priv->pk_calls = NULL;
for (iter = priv->auths; iter; iter = g_slist_next (iter))
nm_auth_chain_unref ((NMAuthChain *) iter->data);
g_slist_free (priv->auths);
g_object_unref (priv->dbus_mgr);
G_OBJECT_CLASS (nm_settings_parent_class)->dispose (object);