This commit is contained in:
flower_linux
2026-03-11 14:35:51 +08:00
parent fef874e0e3
commit 22ee28f33b
6 changed files with 161 additions and 49 deletions

View File

@@ -51,6 +51,18 @@ qt_add_library(softbus_template
qt_add_executable(softbus_daemon qt_add_executable(softbus_daemon
main.cpp main.cpp
src/core/CoreService.cpp src/core/CoreService.cpp
# api 接口
src/api/ipc_dbus/IpcDBus.h
src/api/ipc_dbus/IpcDBus.cpp
)
target_include_directories(softbus_daemon
PRIVATE
${CMAKE_SOURCE_DIR}
) )
@@ -58,6 +70,9 @@ qt_add_executable(softbus_daemon
target_link_libraries(softbus_daemon target_link_libraries(softbus_daemon
PRIVATE PRIVATE
Qt::Core Qt::Core
Qt6::DBus
Qt6::SerialPort
Qt6::Network
) )
add_subdirectory(plugins) add_subdirectory(plugins)

BIN
bin/softbus_daemon Executable file

Binary file not shown.

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@@ -1,6 +1,7 @@
#include <QCoreApplication> #include <QCoreApplication>
#include <QCommandLineParser> #include <QCommandLineParser>
#include <QDBusConnection> #include <QDBusConnection>
#include <QDBusError>
#include <signal.h> #include <signal.h>
#include "src/utils/logs/logging.h" #include "src/utils/logs/logging.h"
#include "src/core/CoreService.h" #include "src/core/CoreService.h"
@@ -30,12 +31,21 @@ int main(int argc, char *argv[])
parser.setApplicationDescription(QStringLiteral("Soft Bus Daemon")); parser.setApplicationDescription(QStringLiteral("Soft Bus Daemon"));
parser.addHelpOption(); parser.addHelpOption();
parser.addVersionOption(); parser.addVersionOption();
QCommandLineOption roleOption(QStringLiteral("role"), QStringLiteral("Daemon role (CoreRouter, CollectorSerial, CollectorCan, Collector, SqlServer)")); QCommandLineOption roleOption(QStringLiteral("role"),
QStringLiteral("Daemon role (CoreRouter, CollectorSerial, CollectorCan, Collector, SqlServer)"),
QStringLiteral("role"),
QStringLiteral("CoreRouter"));
parser.addOption(roleOption); parser.addOption(roleOption);
QCommandLineOption dbusBusOption(QStringLiteral("dbus-bus"),
QStringLiteral("DBus bus to use: system|session|auto (default: auto)"),
QStringLiteral("bus"),
QStringLiteral("auto"));
parser.addOption(dbusBusOption);
parser.process(app); parser.process(app);
const QString roleString = parser.value(roleOption).trimmed(); const QString roleString = parser.value(roleOption).trimmed();
const QString dbusBus = parser.value(dbusBusOption).trimmed();
CoreService::Role role = CoreService::Role::CoreRouter; // 默认角色 CoreService::Role role = CoreService::Role::CoreRouter; // 默认角色
if (roleString == QStringLiteral("CoreRouter")) { if (roleString == QStringLiteral("CoreRouter")) {
role = CoreService::Role::CoreRouter; role = CoreService::Role::CoreRouter;
@@ -53,56 +63,63 @@ int main(int argc, char *argv[])
return 1; return 1;
} }
CoreService* coreService = CoreService::instance();
if (!coreService->initialize()) {
LOG_ERROR() << "CoreService initialize failed";
return 1;
}
QObject::connect(&app, &QCoreApplication::aboutToQuit, coreService, &CoreService::shutdown);
// ======================================================================== // ========================================================================
// 创建并注册 D-Bus 服务(仅在 core_router 角色中启用) // 创建并注册 D-Bus 服务(仅在 CoreRouter 角色中启用)
// ======================================================================== // ========================================================================
if (role == CoreService::Role::CoreRouter) { if (role == CoreService::Role::CoreRouter) {
// D-Bus 是 Linux 系统的进程间通信机制,允许外部客户端访问守护进程 const QString serviceName = QStringLiteral("com.softbus.Daemon");
// I 实现了具体的 D-Bus 接口,提供状态查询、硬件操作等功能 const QString objectPath = QStringLiteral("/com/softbus/Daemon");
// 创建 DaemonService 实例,传入 CoreService 以便访问核心功能 IpcDBus* ipc = new IpcDBus(coreService, roleString, &app);
// 父对象设置为 app确保在应用程序退出时自动销毁
g_daemonService = new DaemonService(coreService, &app);
// 连接系统 D-BussystemBus而不是会话 D-BussessionBus auto pickConnection = [&]() -> QDBusConnection {
// 系统 D-Bus 是系统级服务,可以在所有用户会话中访问 if (dbusBus == QStringLiteral("system")) {
// 会话 D-Bus 只能在同一用户会话中访问 return QDBusConnection::systemBus();
QDBusConnection connection = QDBusConnection::systemBus(); }
if (dbusBus == QStringLiteral("session")) {
return QDBusConnection::sessionBus();
}
// auto: 优先 system更符合 daemon失败则退回 session方便本地开发
QDBusConnection conn = QDBusConnection::systemBus();
if (conn.isConnected()) {
return conn;
}
return QDBusConnection::sessionBus();
};
QDBusConnection connection = pickConnection();
if (!connection.isConnected()) { if (!connection.isConnected()) {
LOG_ERROR() << "Cannot connect to system D-Bus"; LOG_ERROR() << "Cannot connect to D-Bus. system error="
LOG_ERROR() << "Please ensure D-Bus is running and proper permissions are configured"; << QDBusConnection::systemBus().lastError().message()
return 1; // 无法连接 D-Bus守护进程无法提供服务 << " session error=" << QDBusConnection::sessionBus().lastError().message();
return 1;
} }
// 注册 D-Bus 服务名称 if (!connection.registerService(serviceName)) {
// 服务名称格式:反向域名格式(如 "com.softbus.Daemon" LOG_ERROR() << "Failed to register D-Bus service:" << serviceName
// 其他进程可以通过此名称找到守护进程 << "error=" << connection.lastError().message();
if (!connection.registerService("com.softbus.Daemon")) { return 1;
LOG_ERROR() << "Failed to register D-Bus service:" << connection.lastError().message();
LOG_ERROR() << "Possible causes:";
LOG_ERROR() << " 1. Service name already in use";
LOG_ERROR() << " 2. Insufficient D-Bus permissions";
LOG_ERROR() << " 3. D-Bus configuration issue";
return 1; // 服务注册失败,无法提供 D-Bus 接口
} }
// 注册 D-Bus 对象路径和方法 if (!connection.registerObject(objectPath,
// 对象路径:"/com/softbus/Daemon" - 类似于文件系统中的路径 ipc,
// ExportAllSlots: 导出所有 public slots 作为 D-Bus 方法
// ExportAllSignals: 导出所有 signals 作为 D-Bus 信号
// 这样外部客户端就可以调用守护进程的方法和接收信号
if (!connection.registerObject("/com/softbus/Daemon", g_daemonService,
QDBusConnection::ExportAllSlots | QDBusConnection::ExportAllSignals)) { QDBusConnection::ExportAllSlots | QDBusConnection::ExportAllSignals)) {
LOG_ERROR() << "Failed to register D-Bus object:" << connection.lastError().message(); LOG_ERROR() << "Failed to register D-Bus object:" << objectPath
return 1; // 对象注册失败D-Bus 接口无法使用 << "error=" << connection.lastError().message();
return 1;
} }
// 打印成功启动信息,便于调试和监控 LOG_INFO() << "D-Bus ready. bus="
LOG_INFO() << "Soft Bus Daemon started successfully"; << (connection.name() == QDBusConnection::systemBus().name() ? "system" : "session")
LOG_INFO() << "D-Bus service: com.softbus.Daemon"; << " service=" << serviceName
LOG_INFO() << "D-Bus object: /com/softbus/Daemon"; << " object=" << objectPath;
LOG_INFO() << "Ready to accept D-Bus requests";
} }
@@ -114,9 +131,6 @@ int main(int argc, char *argv[])
signal(SIGINT, signalHandler); signal(SIGINT, signalHandler);
signal(SIGTERM, signalHandler); signal(SIGTERM, signalHandler);
CoreService::instance()->initialize();
CoreService::instance()->shutdown();
int ret = app.exec(); int ret = app.exec();
return ret; return ret;
} }

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@@ -0,0 +1,75 @@
#include "IpcDBus.h"
#include <QCoreApplication>
#include <QDateTime>
#include <QJsonDocument>
#include <QJsonObject>
#include "src/core/CoreService.h"
IpcDBus::IpcDBus(CoreService* coreService, const QString& role, QObject* parent)
: QObject(parent),
m_coreService(coreService),
m_role(role)
{
}
IpcDBus::~IpcDBus() = default;
bool IpcDBus::isRunning() const
{
if (!m_coreService) {
return false;
}
return m_coreService->isInitialized();
}
QString IpcDBus::ping() const
{
return QStringLiteral("pong");
}
QString IpcDBus::getVersion() const
{
return QCoreApplication::applicationVersion();
}
QString IpcDBus::getStatus() const
{
QJsonObject obj;
obj.insert(QStringLiteral("service"), QStringLiteral("com.softbus.Daemon"));
obj.insert(QStringLiteral("objectPath"), QStringLiteral("/com/softbus/Daemon"));
obj.insert(QStringLiteral("interface"), QStringLiteral("com.softbus.Daemon"));
obj.insert(QStringLiteral("pid"), static_cast<qint64>(QCoreApplication::applicationPid()));
obj.insert(QStringLiteral("role"), m_role);
obj.insert(QStringLiteral("running"), isRunning());
obj.insert(QStringLiteral("timestampMs"), static_cast<qint64>(QDateTime::currentMSecsSinceEpoch()));
const QJsonDocument doc(obj);
return QString::fromUtf8(doc.toJson(QJsonDocument::Compact));
}
qint64 IpcDBus::getPid() const
{
return static_cast<qint64>(QCoreApplication::applicationPid());
}
void IpcDBus::shutdown()
{
if (m_coreService) {
m_coreService->shutdown();
}
QCoreApplication::quit();
}
bool IpcDBus::reloadConfig()
{
// 占位:后续移植配置系统时在这里触发 reload
return false;
}
void IpcDBus::updateLoadInfo()
{
// 预留:后续可在此周期性采样 CPU/内存/队列长度等指标,并通过 getStatus() 输出
}

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@@ -8,7 +8,9 @@
#include <QObject> #include <QObject>
#include <QString>
// 前向声明
class CoreService;
/** /**
* @brief D-Bus - * @brief D-Bus -
*/ */
@@ -18,7 +20,7 @@ class IpcDBus : public QObject
Q_CLASSINFO("D-Bus Interface", "com.softbus.Daemon") Q_CLASSINFO("D-Bus Interface", "com.softbus.Daemon")
public: public:
explicit IpcDBus(CoreService* coreService, QObject* parent = nullptr); explicit IpcDBus(CoreService* coreService, const QString& role, QObject* parent = nullptr);
~IpcDBus(); ~IpcDBus();
public slots: public slots:
@@ -28,6 +30,10 @@ public slots:
*/ */
bool isRunning() const; bool isRunning() const;
QString ping() const;
QString getVersion() const;
/** /**
* @brief * @brief
* @return JSON * @return JSON
@@ -46,6 +52,8 @@ public slots:
*/ */
void shutdown(); void shutdown();
bool reloadConfig();
@@ -54,8 +62,8 @@ private slots:
void updateLoadInfo(); void updateLoadInfo();
private: private:
CoreService* m_coreService{nullptr}; // non-owning
QString m_role;
}; };
#endif // IPC_DBUS_H #endif // IPC_DBUS_H