Merge pull request #1942 from smoak/fix-wireplumber-crashes

Fixes https://github.com/Alexays/Waybar/issues/1907
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Alex 2023-01-17 09:36:05 +01:00 committed by GitHub
commit be3df41ae0
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3 changed files with 157 additions and 38 deletions

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@ -20,15 +20,19 @@ class Wireplumber : public ALabel {
void loadRequiredApiModules();
void prepare();
void activatePlugins();
static void updateVolume(waybar::modules::Wireplumber* self);
static void updateNodeName(waybar::modules::Wireplumber* self);
static uint32_t getDefaultNodeId(waybar::modules::Wireplumber* self);
static void updateVolume(waybar::modules::Wireplumber* self, uint32_t id);
static void updateNodeName(waybar::modules::Wireplumber* self, uint32_t id);
static void onPluginActivated(WpObject* p, GAsyncResult* res, waybar::modules::Wireplumber* self);
static void onObjectManagerInstalled(waybar::modules::Wireplumber* self);
static void onMixerChanged(waybar::modules::Wireplumber* self, uint32_t id);
static void onDefaultNodesApiChanged(waybar::modules::Wireplumber* self);
WpCore* wp_core_;
GPtrArray* apis_;
WpObjectManager* om_;
WpPlugin* mixer_api_;
WpPlugin* def_nodes_api_;
gchar* default_node_name_;
uint32_t pending_plugins_;
bool muted_;
double volume_;

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@ -277,6 +277,7 @@ A module group is defined by specifying a module named "group/some-group-name".
- *waybar-sway-scratchpad(5)*
- *waybar-sway-window(5)*
- *waybar-sway-workspaces(5)*
- *waybar-wireplumber(5)*
- *waybar-wlr-taskbar(5)*
- *waybar-wlr-workspaces(5)*
- *waybar-temperature(5)*

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@ -1,15 +1,22 @@
#include "modules/wireplumber.hpp"
#include <spdlog/spdlog.h>
bool isValidNodeId(uint32_t id) { return id > 0 && id < G_MAXUINT32; }
waybar::modules::Wireplumber::Wireplumber(const std::string& id, const Json::Value& config)
: ALabel(config, "wireplumber", id, "{volume}%"),
wp_core_(nullptr),
apis_(nullptr),
om_(nullptr),
mixer_api_(nullptr),
def_nodes_api_(nullptr),
default_node_name_(nullptr),
pending_plugins_(0),
muted_(false),
volume_(0.0),
node_id_(0) {
wp_init(WP_INIT_ALL);
wp_init(WP_INIT_PIPEWIRE);
wp_core_ = wp_core_new(NULL, NULL);
apis_ = g_ptr_array_new_with_free_func(g_object_unref);
om_ = wp_object_manager_new();
@ -18,10 +25,15 @@ waybar::modules::Wireplumber::Wireplumber(const std::string& id, const Json::Val
loadRequiredApiModules();
spdlog::debug("[{}]: connecting to pipewire...", this->name_);
if (!wp_core_connect(wp_core_)) {
spdlog::error("[{}]: Could not connect to PipeWire", this->name_);
throw std::runtime_error("Could not connect to PipeWire\n");
}
spdlog::debug("[{}]: connected!", this->name_);
g_signal_connect_swapped(om_, "installed", (GCallback)onObjectManagerInstalled, this);
activatePlugins();
@ -33,33 +45,26 @@ waybar::modules::Wireplumber::~Wireplumber() {
g_clear_pointer(&apis_, g_ptr_array_unref);
g_clear_object(&om_);
g_clear_object(&wp_core_);
g_clear_object(&mixer_api_);
g_clear_object(&def_nodes_api_);
g_free(&default_node_name_);
}
uint32_t waybar::modules::Wireplumber::getDefaultNodeId(waybar::modules::Wireplumber* self) {
uint32_t id;
g_autoptr(WpPlugin) def_nodes_api = wp_plugin_find(self->wp_core_, "default-nodes-api");
void waybar::modules::Wireplumber::updateNodeName(waybar::modules::Wireplumber* self, uint32_t id) {
spdlog::debug("[{}]: updating node name with node.id {}", self->name_, id);
if (!def_nodes_api) {
throw std::runtime_error("Default nodes API is not loaded\n");
if (!isValidNodeId(id)) {
spdlog::warn("[{}]: '{}' is not a valid node ID. Ignoring node name update.", self->name_, id);
return;
}
g_signal_emit_by_name(def_nodes_api, "get-default-node", "Audio/Sink", &id);
if (id <= 0 || id >= G_MAXUINT32) {
auto err = fmt::format("'{}' is not a valid ID (returned by default-nodes-api)\n", id);
throw std::runtime_error(err);
}
return id;
}
void waybar::modules::Wireplumber::updateNodeName(waybar::modules::Wireplumber* self) {
auto proxy = static_cast<WpProxy*>(
wp_object_manager_lookup(self->om_, WP_TYPE_GLOBAL_PROXY, WP_CONSTRAINT_TYPE_G_PROPERTY,
"bound-id", "=u", self->node_id_, NULL));
auto proxy = static_cast<WpProxy*>(wp_object_manager_lookup(
self->om_, WP_TYPE_GLOBAL_PROXY, WP_CONSTRAINT_TYPE_G_PROPERTY, "bound-id", "=u", id, NULL));
if (!proxy) {
throw std::runtime_error(fmt::format("Object '{}' not found\n", self->node_id_));
auto err = fmt::format("Object '{}' not found\n", id);
spdlog::error("[{}]: {}", self->name_, err);
throw std::runtime_error(err);
}
g_autoptr(WpProperties) properties =
@ -73,15 +78,24 @@ void waybar::modules::Wireplumber::updateNodeName(waybar::modules::Wireplumber*
auto description = wp_properties_get(properties, "node.description");
self->node_name_ = nick ? nick : description;
spdlog::debug("[{}]: Updating node name to: {}", self->name_, self->node_name_);
}
void waybar::modules::Wireplumber::updateVolume(waybar::modules::Wireplumber* self) {
void waybar::modules::Wireplumber::updateVolume(waybar::modules::Wireplumber* self, uint32_t id) {
spdlog::debug("[{}]: updating volume", self->name_);
double vol;
GVariant* variant = NULL;
g_autoptr(WpPlugin) mixer_api = wp_plugin_find(self->wp_core_, "mixer-api");
g_signal_emit_by_name(mixer_api, "get-volume", self->node_id_, &variant);
if (!isValidNodeId(id)) {
spdlog::error("[{}]: '{}' is not a valid node ID. Ignoring volume update.", self->name_, id);
return;
}
g_signal_emit_by_name(self->mixer_api_, "get-volume", id, &variant);
if (!variant) {
auto err = fmt::format("Node {} does not support volume\n", self->node_id_);
auto err = fmt::format("Node {} does not support volume\n", id);
spdlog::error("[{}]: {}", self->name_, err);
throw std::runtime_error(err);
}
@ -93,22 +107,121 @@ void waybar::modules::Wireplumber::updateVolume(waybar::modules::Wireplumber* se
self->dp.emit();
}
void waybar::modules::Wireplumber::onMixerChanged(waybar::modules::Wireplumber* self, uint32_t id) {
spdlog::debug("[{}]: (onMixerChanged) - id: {}", self->name_, id);
g_autoptr(WpNode) node = static_cast<WpNode*>(wp_object_manager_lookup(
self->om_, WP_TYPE_NODE, WP_CONSTRAINT_TYPE_G_PROPERTY, "bound-id", "=u", id, NULL));
if (!node) {
spdlog::warn("[{}]: (onMixerChanged) - Object with id {} not found", self->name_, id);
return;
}
const gchar* name = wp_pipewire_object_get_property(WP_PIPEWIRE_OBJECT(node), "node.name");
if (g_strcmp0(self->default_node_name_, name) != 0) {
spdlog::debug(
"[{}]: (onMixerChanged) - ignoring mixer update for node: id: {}, name: {} as it is not "
"the default node: {}",
self->name_, id, name, self->default_node_name_);
return;
}
spdlog::debug("[{}]: (onMixerChanged) - Need to update volume for node with id {} and name {}",
self->name_, id, name);
updateVolume(self, id);
}
void waybar::modules::Wireplumber::onDefaultNodesApiChanged(waybar::modules::Wireplumber* self) {
spdlog::debug("[{}]: (onDefaultNodesApiChanged)", self->name_);
uint32_t default_node_id;
g_signal_emit_by_name(self->def_nodes_api_, "get-default-node", "Audio/Sink", &default_node_id);
if (!isValidNodeId(default_node_id)) {
spdlog::warn("[{}]: '{}' is not a valid node ID. Ignoring node change.", self->name_,
default_node_id);
return;
}
g_autoptr(WpNode) node = static_cast<WpNode*>(
wp_object_manager_lookup(self->om_, WP_TYPE_NODE, WP_CONSTRAINT_TYPE_G_PROPERTY, "bound-id",
"=u", default_node_id, NULL));
if (!node) {
spdlog::warn("[{}]: (onDefaultNodesApiChanged) - Object with id {} not found", self->name_,
default_node_id);
return;
}
const gchar* default_node_name =
wp_pipewire_object_get_property(WP_PIPEWIRE_OBJECT(node), "node.name");
spdlog::debug(
"[{}]: (onDefaultNodesApiChanged) - got the following default node: Node(name: {}, id: {})",
self->name_, default_node_name, default_node_id);
if (g_strcmp0(self->default_node_name_, default_node_name) == 0) {
spdlog::debug(
"[{}]: (onDefaultNodesApiChanged) - Default node has not changed. Node(name: {}, id: {}). "
"Ignoring.",
self->name_, self->default_node_name_, default_node_id);
return;
}
spdlog::debug(
"[{}]: (onDefaultNodesApiChanged) - Default node changed to -> Node(name: {}, id: {})",
self->name_, default_node_name, default_node_id);
self->default_node_name_ = g_strdup(default_node_name);
updateVolume(self, default_node_id);
updateNodeName(self, default_node_id);
}
void waybar::modules::Wireplumber::onObjectManagerInstalled(waybar::modules::Wireplumber* self) {
self->node_id_ =
self->config_["node-id"].isInt() ? self->config_["node-id"].asInt() : getDefaultNodeId(self);
spdlog::debug("[{}]: onObjectManagerInstalled", self->name_);
g_autoptr(WpPlugin) mixer_api = wp_plugin_find(self->wp_core_, "mixer-api");
self->def_nodes_api_ = wp_plugin_find(self->wp_core_, "default-nodes-api");
updateVolume(self);
updateNodeName(self);
g_signal_connect_swapped(mixer_api, "changed", (GCallback)updateVolume, self);
if (!self->def_nodes_api_) {
spdlog::error("[{}]: default nodes api is not loaded.", self->name_);
throw std::runtime_error("Default nodes API is not loaded\n");
}
self->mixer_api_ = wp_plugin_find(self->wp_core_, "mixer-api");
if (!self->mixer_api_) {
spdlog::error("[{}]: mixer api is not loaded.", self->name_);
throw std::runtime_error("Mixer api is not loaded\n");
}
uint32_t default_node_id;
g_signal_emit_by_name(self->def_nodes_api_, "get-default-configured-node-name", "Audio/Sink",
&self->default_node_name_);
g_signal_emit_by_name(self->def_nodes_api_, "get-default-node", "Audio/Sink", &default_node_id);
if (self->default_node_name_) {
spdlog::debug("[{}]: (onObjectManagerInstalled) - default configured node name: {} and id: {}",
self->name_, self->default_node_name_, default_node_id);
}
updateVolume(self, default_node_id);
updateNodeName(self, default_node_id);
g_signal_connect_swapped(self->mixer_api_, "changed", (GCallback)onMixerChanged, self);
g_signal_connect_swapped(self->def_nodes_api_, "changed", (GCallback)onDefaultNodesApiChanged,
self);
}
void waybar::modules::Wireplumber::onPluginActivated(WpObject* p, GAsyncResult* res,
waybar::modules::Wireplumber* self) {
auto plugin_name = wp_plugin_get_name(WP_PLUGIN(p));
spdlog::debug("[{}]: onPluginActivated: {}", self->name_, plugin_name);
g_autoptr(GError) error = NULL;
if (!wp_object_activate_finish(p, res, &error)) {
spdlog::error("[{}]: error activating plugin: {}", self->name_, error->message);
throw std::runtime_error(error->message);
}
@ -118,6 +231,7 @@ void waybar::modules::Wireplumber::onPluginActivated(WpObject* p, GAsyncResult*
}
void waybar::modules::Wireplumber::activatePlugins() {
spdlog::debug("[{}]: activating plugins", name_);
for (uint16_t i = 0; i < apis_->len; i++) {
WpPlugin* plugin = static_cast<WpPlugin*>(g_ptr_array_index(apis_, i));
pending_plugins_++;
@ -127,13 +241,13 @@ void waybar::modules::Wireplumber::activatePlugins() {
}
void waybar::modules::Wireplumber::prepare() {
wp_object_manager_add_interest(om_, WP_TYPE_NODE, NULL);
wp_object_manager_add_interest(om_, WP_TYPE_GLOBAL_PROXY, NULL);
wp_object_manager_request_object_features(om_, WP_TYPE_GLOBAL_PROXY,
WP_PIPEWIRE_OBJECT_FEATURES_MINIMAL);
spdlog::debug("[{}]: preparing object manager", name_);
wp_object_manager_add_interest(om_, WP_TYPE_NODE, WP_CONSTRAINT_TYPE_PW_PROPERTY, "media.class",
"=s", "Audio/Sink", NULL);
}
void waybar::modules::Wireplumber::loadRequiredApiModules() {
spdlog::debug("[{}]: loading required modules", name_);
g_autoptr(GError) error = NULL;
if (!wp_core_load_component(wp_core_, "libwireplumber-module-default-nodes-api", "module", NULL,