diff options
Diffstat (limited to 'src/hostnamed.c')
| -rw-r--r-- | src/hostnamed.c | 275 |
1 files changed, 189 insertions, 86 deletions
diff --git a/src/hostnamed.c b/src/hostnamed.c index 4f95d04..c5914bd 100644 --- a/src/hostnamed.c +++ b/src/hostnamed.c @@ -36,6 +36,11 @@ #define QUOTE(macro) #macro #define STR(macro) QUOTE(macro) +struct invoked_name { + GDBusMethodInvocation *invocation; + gchar *name; /* newly allocated */ +}; + guint bus_id = 0; gboolean read_only = FALSE; @@ -103,152 +108,250 @@ guess_icon_name () icon_name = g_strdup ("computer"); } -static gboolean -on_handle_set_hostname (OpenrcSettingsdHostnamedHostname1 *hostname1, - GDBusMethodInvocation *invocation, - const gchar *name, - const gboolean user_interaction, - gpointer user_data) +static void +on_handle_set_hostname_authorized_cb (GObject *source_object, + GAsyncResult *res, + gpointer user_data) { GError *err = NULL; - - if (read_only) { - g_dbus_method_invocation_return_dbus_error (invocation, - DBUS_ERROR_NOT_SUPPORTED, - "openrc-settingsd hostnamed is in read-only mode"); - goto end; - } - - if (!check_polkit (g_dbus_method_invocation_get_sender (invocation), "org.freedesktop.hostname1.set-hostname", user_interaction, &err)) { - g_dbus_method_invocation_return_gerror (invocation, err); - goto end; + struct invoked_name *data; + + data = (struct invoked_name *) user_data; + if (!check_polkit_finish (res, &err)) { + g_dbus_method_invocation_return_gerror (data->invocation, err); + goto out; } G_LOCK (hostname); /* Don't allow an empty or invalid hostname */ - if (!hostname_is_valid (name)) { - name = hostname; - if (!hostname_is_valid (name)) - name = "localhost"; + if (!hostname_is_valid (data->name)) { + if (data->name != NULL) + g_free (data->name); + + if (hostname_is_valid (hostname)) + data->name = g_strdup (hostname); + else + data->name = g_strdup ("localhost"); } - if (sethostname (name, strlen(name))) { + if (sethostname (data->name, strlen(data->name))) { int errsv = errno; - g_dbus_method_invocation_return_dbus_error (invocation, + g_dbus_method_invocation_return_dbus_error (data->invocation, DBUS_ERROR_FAILED, strerror (errsv)); G_UNLOCK (hostname); - goto end; + goto out; } - g_strlcpy (hostname, name, HOST_NAME_MAX + 1); - openrc_settingsd_hostnamed_hostname1_complete_set_hostname (hostname1, invocation); + g_strlcpy (hostname, data->name, HOST_NAME_MAX + 1); + openrc_settingsd_hostnamed_hostname1_complete_set_hostname (hostname1, data->invocation); openrc_settingsd_hostnamed_hostname1_set_hostname (hostname1, hostname); G_UNLOCK (hostname); - end: - return TRUE; + out: + g_free (data->name); + g_free (data); + if (err != NULL) + g_error_free (err); } static gboolean -on_handle_set_static_hostname (OpenrcSettingsdHostnamedHostname1 *hostname1, - GDBusMethodInvocation *invocation, - const gchar *name, - const gboolean user_interaction, - gpointer user_data) +on_handle_set_hostname (OpenrcSettingsdHostnamedHostname1 *hostname1, + GDBusMethodInvocation *invocation, + const gchar *name, + const gboolean user_interaction, + gpointer user_data) { - ShellUtilsTrivial *confd_file = NULL; - GError *err = NULL; - - if (read_only) { + if (read_only) g_dbus_method_invocation_return_dbus_error (invocation, DBUS_ERROR_NOT_SUPPORTED, "openrc-settingsd hostnamed is in read-only mode"); - goto end; + else { + struct invoked_name *data; + data = g_new0 (struct invoked_name, 1); + data->invocation = invocation; + data->name = g_strdup (name); + check_polkit_async (g_dbus_method_invocation_get_sender (invocation), "org.freedesktop.hostname1.set-hostname", user_interaction, on_handle_set_hostname_authorized_cb, data); } - if (!check_polkit (g_dbus_method_invocation_get_sender (invocation), "org.freedesktop.hostname1.set-static-hostname", user_interaction, &err)) { - g_dbus_method_invocation_return_gerror (invocation, err); - goto end; + return TRUE; +} + +static void +on_handle_set_static_hostname_authorized_cb (GObject *source_object, + GAsyncResult *res, + gpointer user_data) +{ + GError *err = NULL; + struct invoked_name *data; + + data = (struct invoked_name *) user_data; + if (!check_polkit_finish (res, &err)) { + g_dbus_method_invocation_return_gerror (data->invocation, err); + goto out; } G_LOCK (static_hostname); /* Don't allow an empty or invalid hostname */ - if (!hostname_is_valid (name)) - name = "localhost"; + if (!hostname_is_valid (data->name)) { + if (data->name != NULL) + g_free (data->name); + + data->name = g_strdup ("localhost"); + } - if (!shell_utils_trivial_set_and_save (static_hostname_file, &err, "hostname", "HOSTNAME", name, NULL)) { - g_dbus_method_invocation_return_gerror (invocation, err); + if (!shell_utils_trivial_set_and_save (static_hostname_file, &err, "hostname", "HOSTNAME", data->name, NULL)) { + g_dbus_method_invocation_return_gerror (data->invocation, err); G_UNLOCK (static_hostname); - goto end; + goto out; } g_free (static_hostname); - static_hostname = g_strdup (name); - openrc_settingsd_hostnamed_hostname1_complete_set_static_hostname (hostname1, invocation); + static_hostname = data->name; /* data->name is g_strdup-ed already */; + openrc_settingsd_hostnamed_hostname1_complete_set_static_hostname (hostname1, data->invocation); openrc_settingsd_hostnamed_hostname1_set_static_hostname (hostname1, static_hostname); G_UNLOCK (static_hostname); - end: - shell_utils_trivial_free (confd_file); + out: + g_free (data); if (err != NULL) g_error_free (err); +} + +static gboolean +on_handle_set_static_hostname (OpenrcSettingsdHostnamedHostname1 *hostname1, + GDBusMethodInvocation *invocation, + const gchar *name, + const gboolean user_interaction, + gpointer user_data) +{ + if (read_only) + g_dbus_method_invocation_return_dbus_error (invocation, + DBUS_ERROR_NOT_SUPPORTED, + "openrc-settingsd hostnamed is in read-only mode"); + else { + struct invoked_name *data; + data = g_new0 (struct invoked_name, 1); + data->invocation = invocation; + data->name = g_strdup (name); + check_polkit_async (g_dbus_method_invocation_get_sender (invocation), "org.freedesktop.hostname1.set-static-hostname", user_interaction, on_handle_set_static_hostname_authorized_cb, data); + } return TRUE; /* Always return TRUE to indicate signal has been handled */ } -static gboolean -on_handle_set_machine_info (OpenrcSettingsdHostnamedHostname1 *hostname1, - GDBusMethodInvocation *invocation, - const gchar *name, - const gboolean user_interaction, - gpointer user_data) +static void +on_handle_set_pretty_hostname_authorized_cb (GObject *source_object, + GAsyncResult *res, + gpointer user_data) { - ShellUtilsTrivial *confd_file = NULL; GError *err = NULL; - gboolean is_pretty_hostname = GPOINTER_TO_INT(user_data); + struct invoked_name *data; + + data = (struct invoked_name *) user_data; + if (!check_polkit_finish (res, &err)) { + g_dbus_method_invocation_return_gerror (data->invocation, err); + goto out; + } + + G_LOCK (machine_info); + /* Don't allow a null pretty hostname */ + if (data->name == NULL) + data->name = g_strdup (""); - if (read_only) { + if (!shell_utils_trivial_set_and_save (machine_info_file, &err, "PRETTY_HOSTNAME", NULL, data->name, NULL)) { + g_dbus_method_invocation_return_gerror (data->invocation, err); + G_UNLOCK (machine_info); + goto out; + } + + g_free (pretty_hostname); + pretty_hostname = data->name; /* data->name is g_strdup-ed already */ + openrc_settingsd_hostnamed_hostname1_complete_set_pretty_hostname (hostname1, data->invocation); + openrc_settingsd_hostnamed_hostname1_set_pretty_hostname (hostname1, pretty_hostname); + G_UNLOCK (machine_info); + + out: + g_free (data); + if (err != NULL) + g_error_free (err); +} + +static gboolean +on_handle_set_pretty_hostname (OpenrcSettingsdHostnamedHostname1 *hostname1, + GDBusMethodInvocation *invocation, + const gchar *name, + const gboolean user_interaction, + gpointer user_data) +{ + if (read_only) g_dbus_method_invocation_return_dbus_error (invocation, DBUS_ERROR_NOT_SUPPORTED, "openrc-settingsd hostnamed is in read-only mode"); - goto end; + else { + struct invoked_name *data; + data = g_new0 (struct invoked_name, 1); + data->invocation = invocation; + data->name = g_strdup (name); + check_polkit_async (g_dbus_method_invocation_get_sender (invocation), "org.freedesktop.hostname1.set-machine-info", user_interaction, on_handle_set_pretty_hostname_authorized_cb, data); } - if (!check_polkit (g_dbus_method_invocation_get_sender (invocation), "org.freedesktop.hostname1.set-machine-info", user_interaction, &err)) { - g_dbus_method_invocation_return_gerror (invocation, err); - goto end; + return TRUE; /* Always return TRUE to indicate signal has been handled */ +} + +static void +on_handle_set_icon_name_authorized_cb (GObject *source_object, + GAsyncResult *res, + gpointer user_data) +{ + GError *err = NULL; + struct invoked_name *data; + + data = (struct invoked_name *) user_data; + if (!check_polkit_finish (res, &err)) { + g_dbus_method_invocation_return_gerror (data->invocation, err); + goto out; } G_LOCK (machine_info); /* Don't allow a null pretty hostname */ - if (name == NULL) - name = ""; + if (data->name == NULL) + data->name = g_strdup (""); - if ((is_pretty_hostname && - !shell_utils_trivial_set_and_save (machine_info_file, &err, "PRETTY_HOSTNAME", NULL, name, NULL)) || - (!is_pretty_hostname && - !shell_utils_trivial_set_and_save (machine_info_file, &err, "ICON_NAME", NULL, name, NULL))) { - g_dbus_method_invocation_return_gerror (invocation, err); + if (!shell_utils_trivial_set_and_save (machine_info_file, &err, "ICON_NAME", NULL, data->name, NULL)) { + g_dbus_method_invocation_return_gerror (data->invocation, err); G_UNLOCK (machine_info); - goto end; + goto out; } - if (is_pretty_hostname) { - g_free (pretty_hostname); - pretty_hostname = g_strdup (name); - openrc_settingsd_hostnamed_hostname1_complete_set_pretty_hostname (hostname1, invocation); - openrc_settingsd_hostnamed_hostname1_set_pretty_hostname (hostname1, pretty_hostname); - } else { - g_free (icon_name); - icon_name = g_strdup (name); - openrc_settingsd_hostnamed_hostname1_complete_set_icon_name (hostname1, invocation); - openrc_settingsd_hostnamed_hostname1_set_icon_name (hostname1, icon_name); - } + g_free (icon_name); + icon_name = data->name; /* data->name is g_strdup-ed already */ + openrc_settingsd_hostnamed_hostname1_complete_set_icon_name (hostname1, data->invocation); + openrc_settingsd_hostnamed_hostname1_set_icon_name (hostname1, icon_name); G_UNLOCK (machine_info); - end: - shell_utils_trivial_free (confd_file); + out: + g_free (data); if (err != NULL) g_error_free (err); +} + +static gboolean +on_handle_set_icon_name (OpenrcSettingsdHostnamedHostname1 *hostname1, + GDBusMethodInvocation *invocation, + const gchar *name, + const gboolean user_interaction, + gpointer user_data) +{ + if (read_only) + g_dbus_method_invocation_return_dbus_error (invocation, + DBUS_ERROR_NOT_SUPPORTED, + "openrc-settingsd hostnamed is in read-only mode"); + else { + struct invoked_name *data; + data = g_new0 (struct invoked_name, 1); + data->invocation = invocation; + data->name = g_strdup (name); + check_polkit_async (g_dbus_method_invocation_get_sender (invocation), "org.freedesktop.hostname1.set-machine-info", user_interaction, on_handle_set_icon_name_authorized_cb, data); + } return TRUE; /* Always return TRUE to indicate signal has been handled */ } @@ -272,8 +375,8 @@ on_bus_acquired (GDBusConnection *connection, g_signal_connect (hostname1, "handle-set-hostname", G_CALLBACK (on_handle_set_hostname), NULL); g_signal_connect (hostname1, "handle-set-static-hostname", G_CALLBACK (on_handle_set_static_hostname), NULL); - g_signal_connect (hostname1, "handle-set-pretty-hostname", G_CALLBACK (on_handle_set_machine_info), GINT_TO_POINTER(TRUE)); - g_signal_connect (hostname1, "handle-set-icon-name", G_CALLBACK (on_handle_set_machine_info), GINT_TO_POINTER(FALSE)); + g_signal_connect (hostname1, "handle-set-pretty-hostname", G_CALLBACK (on_handle_set_pretty_hostname), NULL); + g_signal_connect (hostname1, "handle-set-icon-name", G_CALLBACK (on_handle_set_icon_name), NULL); if (!g_dbus_interface_skeleton_export (G_DBUS_INTERFACE_SKELETON (hostname1), connection, |