--- /dev/null
+CMAKE_MINIMUM_REQUIRED(VERSION 2.6)
+SET(PKGNAME "resourced-headless")
+PROJECT(${PKGNAME})
+
+SET(PREFIX ${CMAKE_INSTALL_PREFIX})
+SET(SOURCE_DIR ${CMAKE_SOURCE_DIR}/src)
+
+ADD_DEFINITIONS("-DLIB_DIR=\"${LIB_DIR}\"")
+
+# Set build flag
+SET(PKG_MODULES
+ dlog
+ glib-2.0
+)
+INCLUDE(FindPkgConfig)
+pkg_check_modules(${PKGNAME} REQUIRED ${PKG_MODULES})
+
+FOREACH(flag ${${PKGNAME}_CFLAGS})
+ SET(EXTRA_CFLAGS "${EXTRA_CFLAGS} ${flag}")
+ENDFOREACH(flag)
+
+SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${EXTRA_CFLAGS} -fPIC -Wall -Werror -fvisibility=hidden")
+SET(CMAKE_C_FLAGS_DEBUG "-O0 -g")
+
+# BUILD_MODULE macro builds src/DIR_NAME
+# It will make libTITLE.so (TYPE == library) or TITLE (TYPE == binary)
+MACRO(BUILD_MODULE TITLE DIR_NAME TYPE)
+ SET(${TITLE}_DIR ${SOURCE_DIR}/${DIR_NAME})
+
+ FILE(GLOB HEADERS "${${TITLE}_DIR}/*.h")
+ FOREACH(HEADER ${HEADERS})
+ SET(${TITLE}_HEADERS ${${TITLE}_HEADERS} ${HEADER})
+ ENDFOREACH()
+
+ FILE(GLOB SOURCES "${${TITLE}_DIR}/*.c")
+ FOREACH(SOURCE ${SOURCES})
+ SET(${TITLE}_SOURCES ${${TITLE}_SOURCES} ${SOURCE})
+ ENDFOREACH()
+
+ IF("${TYPE}" STREQUAL "library")
+ ADD_LIBRARY(${TITLE} SHARED ${${TITLE}_HEADERS} ${${TITLE}_SOURCES})
+ TARGET_LINK_LIBRARIES(${TITLE} ${${PKGNAME}_LDFLAGS})
+ SET_TARGET_PROPERTIES(${TITLE} PROPERTIES
+ VERSION ${FULLVER} SOVERSION ${MAJORVER} CLEAN_DIRECT_OUTPUT 1)
+ INSTALL(TARGETS ${TITLE} DESTINATION ${LIB_INSTALL_DIR})
+ ELSE() # binary
+ ADD_EXECUTABLE(${TITLE} ${${TITLE}_HEADERS} ${${TITLE}_SOURCES})
+ TARGET_LINK_LIBRARIES(${TITLE} ${COMMON_LIBRARY} ${${PKGNAME}_LDFLAGS} "-ldl")
+ INSTALL(TARGETS ${TITLE} DESTINATION bin)
+ ENDIF()
+ENDMACRO()
+
+# Build modules
+SET(COMMON_LIBRARY "${PKGNAME}-common")
+BUILD_MODULE(${COMMON_LIBRARY} "common" "library")
+INCLUDE_DIRECTORIES(${${COMMON_LIBRARY}_DIR})
+
+BUILD_MODULE(${PKGNAME} "daemon" "binary")
--- /dev/null
+Copyright (c) 2017 Samsung Electronics Co., Ltd. All rights reserved.
+
+ Apache License
+ Version 2.0, January 2004
+ http://www.apache.org/licenses/
+
+ TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
+
+ 1. Definitions.
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+ boilerplate notice, with the fields enclosed by brackets "[]"
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+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
--- /dev/null
+[Unit]
+Description=Resource management daemon for headless device
+
+[Service]
+Type=simple
+SmackProcessLabel=System::Privileged
+ExecStart=/usr/bin/resourced-headless
+MemoryLimit=10M
+Restart=on-failure
+RestartSec=0
+
+[Install]
+WantedBy=multi-user.target
--- /dev/null
+Name: resourced-headless
+Summary: Resource management daemon for headless device
+Version: 0.1
+Release: 1
+Group: System/Libraries
+License: Apache-2.0
+Source0: %{name}-%{version}.tar.gz
+Source101: %{name}.service
+
+BuildRequires: cmake
+BuildRequires: pkgconfig(dlog)
+BuildRequires: pkgconfig(glib-2.0)
+
+Requires: %{name}-common = %{version}-%{release}
+Requires(post): /sbin/ldconfig
+Requires(postun): /sbin/ldconfig
+
+%description
+Resource management daemon for headless device.
+
+%package common
+Summary: Common library
+%description common
+Common library for resourced-headless modules.
+
+%prep
+%setup -q
+
+# Setup each module's manifest file
+for DIR in ./src/*; do
+ if [ -d "${DIR}" ]; then
+ cp ${DIR}/*.manifest .
+ fi
+done
+
+cp %{SOURCE101} .
+
+%build
+MAJORVER=`echo %{version} | awk 'BEGIN {FS="."}{print $1}'`
+%cmake . \
+ -DFULLVER=%{version} \
+ -DMAJORVER=${MAJORVER} \
+ -DLIB_DIR=%{_libdir}
+
+make %{?jobs:-j%jobs}
+
+%install
+%make_install
+
+mkdir -p %{buildroot}%{_unitdir}/multi-user.target.wants
+install -m 0644 %{SOURCE101} %{buildroot}%{_unitdir}/resourced-headless.service
+ln -s ../resourced-headless.service %{buildroot}%{_unitdir}/multi-user.target.wants/resourced-headless.service
+
+%post -p /sbin/ldconfig
+%postun -p /sbin/ldconfig
+
+%files
+%license LICENSE
+%attr(-,root,root) %{_bindir}/resourced-headless
+%manifest %{name}.manifest
+%{_unitdir}/resourced-headless.service
+%{_unitdir}/multi-user.target.wants/resourced-headless.service
+
+%files common
+%license LICENSE
+%manifest %{name}-common.manifest
+%{_libdir}/libresourced-headless-common.so*
--- /dev/null
+/*
+ * resourced-headless
+ *
+ * Copyright (c) 2017 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the License);
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @file log.h
+ * @brief Record text
+ */
+
+#ifndef __RESOURCED_HEADLESS_LOG_H__
+#define __RESOURCED_HEADLESS_LOG_H__
+
+#include <dlog.h>
+
+/**
+ * @brief Dlog related macro
+ */
+
+#undef LOG_TAG
+#define LOG_TAG "RESOURCED"
+
+#define _D(fmt, arg...) SLOGD(fmt, ##arg)
+#define _I(fmt, arg...) SLOGI(fmt, ##arg)
+#define _W(fmt, arg...) SLOGW(fmt, ##arg)
+#define _E(fmt, arg...) SLOGE(fmt, ##arg)
+
+#endif /* __RESOURCED_HEADLESS_LOG_H__ */
--- /dev/null
+/*
+ * resourced-headless
+ *
+ * Copyright (c) 2017 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the License);
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @file macro.h
+ * @brief Common macro
+ */
+
+#ifndef __RESOURCED_HEADLESS_MACRO_H__
+#define __RESOURCED_HEADLESS_MACRO_H__
+
+#include <glib.h>
+
+/**
+ * @brief Attribute related macro
+ */
+
+#define __CONSTRUCTOR__ __attribute__ ((constructor))
+#define __DESTRUCTOR__ __attribute__ ((destructor))
+
+#define __INIT__ __attribute__ ((section(".text.init")))
+#define __EXIT__ __attribute__ ((cold))
+
+#define API __attribute__ ((visibility("default")))
+
+/**
+ * @brief List related macro
+ */
+
+#define G_SLIST_FOREACH(list, node) \
+ GSList *_cur, *_next; \
+ for (_cur = list, _next = g_slist_next(_cur); \
+ _cur && ((node = _cur->data) != NULL); \
+ _cur = _next, _next = g_slist_next(_cur))
+
+
+#endif /* __RESOURCED_HEADLESS_MACRO_H__ */
--- /dev/null
+/*
+ * resourced-headless
+ *
+ * Copyright (c) 2017 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the License);
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stdlib.h>
+
+#include "log.h"
+#include "macro.h"
+#include "module.h"
+
+static GSList *module_list;
+
+API void module_add(struct module *module)
+{
+ switch (module->priority) {
+ case MODULE_PRIORITY_NORMAL:
+ module_list = g_slist_append(module_list, (gpointer)module);
+ break;
+ case MODULE_PRIORITY_HIGH:
+ module_list = g_slist_prepend(module_list, (gpointer)module);
+ break;
+ default:
+ _E("Unknown priority %d", module->priority);
+ break;
+ }
+}
+
+static void module_remove(const struct module *module)
+{
+ module_list = g_slist_remove(module_list, (gpointer)module);
+}
+
+API struct module *module_find(const char *name)
+{
+ struct module *module;
+
+ G_SLIST_FOREACH(module_list, module)
+ if (!strncmp(module->name, name, strlen(module->name) + 1))
+ return module;
+
+ return NULL;
+}
+
+API void module_foreach(GFunc func, gpointer user_data)
+{
+ g_slist_foreach(module_list, func, user_data);
+}
+
+static void module_init(gpointer data, gpointer user_data)
+{
+ struct module *module = data;
+ int *num_successful = (int *)user_data;
+ int ret;
+
+ if (!module || !module->init)
+ return;
+
+ _D("Initialize [%s] module", module->name);
+
+ ret = module->init();
+ if (ret < 0) {
+ _E("Failed to initialize %s module (%d)", module->name, ret);
+ module_remove(module);
+ return;
+ }
+
+ (*num_successful)++;
+}
+
+API int module_register(void)
+{
+ int num_successful = 0;
+
+ _D("Start to initialize each module");
+
+ module_foreach(module_init, &num_successful);
+
+ _D("The number of successfully loaded module = %d", num_successful);
+ return num_successful;
+}
+
+static void module_exit(gpointer data, gpointer user_data)
+{
+ struct module *module = data;
+ int ret;
+
+ if (module->exit) {
+ _D("Finalize [%s] module", module->name);
+
+ ret = module->exit();
+ if (ret < 0)
+ _E("Failed to finalize %s module (%d)", module->name, ret);
+
+ module_remove(module);
+ }
+}
+
+API void module_unregister(void)
+{
+ if (!module_list)
+ return;
+
+ _D("Start to finalize each module");
+
+ module_foreach(module_exit, NULL);
+
+ _D("End module finalization");
+}
--- /dev/null
+/*
+ * resourced-headless
+ *
+ * Copyright (c) 2017 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the License);
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @file module.h
+ * @brief Module structure to control all features
+ */
+
+#ifndef __RESOURCED_HEADLESS_MODULE_H__
+#define __RESOURCED_HEADLESS_MODULE_H__
+
+#include <glib.h>
+
+#define MODULE_REGISTER(md) \
+static void __CONSTRUCTOR__ module_load(void) \
+{ \
+ module_add(md); \
+}
+
+/**
+ * @brief Priority is used to decide initialization order
+ */
+enum module_priority {
+ MODULE_PRIORITY_NORMAL = 0,
+ MODULE_PRIORITY_HIGH = 1,
+};
+
+/**
+ * @brief Each module's information
+ */
+struct module {
+ char *name;
+ enum module_priority priority;
+ int (*init) (void);
+ int (*exit) (void);
+};
+
+/**
+ * @brief Attach module to the module list
+ * @param[in] module Module structure
+ * @notice This function is opened for MODULE_REGISTER.
+ * Not recommend to use it directly.
+ */
+void module_add(struct module *module);
+
+/**
+ * @brief Find the module having same name from the module list
+ * @param[in] name The name of module what you want
+ * @return Module pointer if exist, otherwise NULL
+ */
+struct module *module_find(const char *name);
+
+/**
+ * @brief Call function with each module
+ * @param[in] func Function to call with each module
+ * @param[in] user_data Argument to pass to the func
+ */
+void module_foreach(GFunc func, gpointer user_data);
+
+/**
+ * @brief Initialize all modules in the module list
+ * @return The number of modules successfully initialized
+ */
+int module_register(void);
+
+/**
+ * @brief Finalize all modules in the module list
+ */
+void module_unregister(void);
+
+#endif /* __RESOURCED_HEADLESS_MODULE_H__ */
--- /dev/null
+<manifest>
+ <request>
+ <domain name="_" />
+ </request>
+</manifest>
--- /dev/null
+/*
+ * resourced-headless
+ *
+ * Copyright (c) 2017 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the License);
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <dirent.h>
+#include <dlfcn.h>
+#include <glib.h>
+#include <sys/types.h>
+
+#include "log.h"
+#include "module.h"
+
+static GMainLoop *main_loop;
+static GMainContext *main_context;
+
+/**
+ * @brief Terminate mainloop
+ * @param[in] signum Received signal number (for signal handler)
+ */
+static void base_mainloop_exit(int signum)
+{
+ if (main_loop) {
+ g_main_loop_quit(main_loop);
+ g_main_loop_unref(main_loop);
+ }
+
+ if (main_context)
+ g_main_context_unref(main_context);
+}
+
+/**
+ * @brief Initialize mainloop
+ * @details Make mainloop and register SIGTERM handler
+ * @return 0 on success, otherwise a negative error value
+ */
+static int base_mainloop_init(void)
+{
+ int ret = 0;
+
+ if (!main_context) {
+ main_context = g_main_context_new();
+ if (!main_context) {
+ _E("Failed to create context");
+ return -ENOMEM;
+ }
+
+ g_main_context_push_thread_default(main_context);
+ if (g_main_context_get_thread_default() != main_context) {
+ _E("Failed to set the thread-default context of daemon");
+ ret = -EIO;
+ goto fail;
+ }
+ }
+
+ if (!main_loop) {
+ main_loop = g_main_loop_new(main_context, FALSE);
+ if (!main_loop) {
+ _E("Failed to create mainloop");
+ ret = -ENOMEM;
+ goto fail;
+ }
+ }
+
+ if (signal(SIGTERM, &base_mainloop_exit) == SIG_ERR) {
+ _E("Failed to register SIGTERM handler : %m");
+ ret = -errno;
+ goto fail;
+ }
+
+ return 0;
+
+fail:
+ base_mainloop_exit(0);
+ return ret;
+}
+
+/**
+ * @brief Run mainloop
+ */
+static void base_mainloop_run(void)
+{
+ _I("Start to run daemon");
+ g_main_loop_run(main_loop);
+}
+
+/**
+ * @brief Load resourced-headless modules
+ * @details Load libresourced-*.so
+ * @return 0 on success, otherwise a negative error value
+ */
+static int base_load_library(void)
+{
+ DIR *dp;
+ struct dirent *dentry;
+ void *library;
+
+ dp = opendir(LIB_DIR);
+ if (!dp) {
+ _E("Failed to open %s : %m", LIB_DIR);
+ return -errno;
+ }
+
+ while ((dentry = readdir(dp))) {
+ if (strncmp(dentry->d_name, "libresourced-", 13))
+ continue;
+
+ library = dlopen(dentry->d_name, RTLD_NOW);
+ if (!library) {
+ _E("Failed to open %s : %m", dentry->d_name);
+ return -EIO;
+ }
+ }
+
+ return 0;
+}
+
+int main(int argc, char **argv)
+{
+ int ret;
+
+ ret = base_mainloop_init();
+ if (ret < 0) {
+ _E("Failed to initialize mainloop (%d)", ret);
+ goto finalize;
+ }
+
+ ret = base_load_library();
+ if (ret < 0) {
+ _E("Failed to load library (%d)", ret);
+ goto finalize;
+ }
+
+ ret = module_register();
+ if (ret == 0) {
+ _E("There is no initialized module");
+ goto finalize;
+ }
+
+ base_mainloop_run();
+
+finalize:
+ _I("Start to terminate daemon");
+ base_mainloop_exit(0);
+ module_unregister();
+ return ret;
+}
--- /dev/null
+<manifest>
+ <request>
+ <domain name="_" />
+ </request>
+</manifest>
projects / platform / core / system / resourced-headless.git / commitdiff