100 lines
3.0 KiB
C++
100 lines
3.0 KiB
C++
#include "ServiceRegistry.h"
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#include "Mutex.h"
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#include "Service.h"
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#include "ServiceManifest.h"
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#include "TactilityCore.h"
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#include <string>
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#include <unordered_map>
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namespace tt {
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#define TAG "service_registry"
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typedef std::unordered_map<std::string, const ServiceManifest*> ServiceManifestMap;
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typedef std::unordered_map<std::string, Service*> ServiceInstanceMap;
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static ServiceManifestMap service_manifest_map;
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static ServiceInstanceMap service_instance_map;
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static Mutex manifest_mutex(MutexTypeNormal);
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static Mutex instance_mutex(MutexTypeNormal);
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void service_registry_add(const ServiceManifest* manifest) {
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TT_LOG_I(TAG, "adding %s", manifest->id.c_str());
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manifest_mutex.acquire(TtWaitForever);
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service_manifest_map[manifest->id] = manifest;
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manifest_mutex.release();
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}
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const ServiceManifest* _Nullable service_registry_find_manifest_by_id(const std::string& id) {
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manifest_mutex.acquire(TtWaitForever);
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auto iterator = service_manifest_map.find(id);
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_Nullable const ServiceManifest * manifest = iterator != service_manifest_map.end() ? iterator->second : nullptr;
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manifest_mutex.release();
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return manifest;
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}
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static Service* _Nullable service_registry_find_instance_by_id(const std::string& id) {
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manifest_mutex.acquire(TtWaitForever);
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auto iterator = service_instance_map.find(id);
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_Nullable Service* service = iterator != service_instance_map.end() ? iterator->second : nullptr;
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manifest_mutex.release();
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return service;
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}
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void service_registry_for_each_manifest(ServiceManifestCallback callback, void* _Nullable context) {
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manifest_mutex.acquire(TtWaitForever);
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for (auto& it : service_manifest_map) {
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callback(it.second, context);
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}
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manifest_mutex.release();
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}
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// TODO: return proper error/status instead of BOOL
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bool service_registry_start(const std::string& id) {
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TT_LOG_I(TAG, "starting %s", id.c_str());
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const ServiceManifest* manifest = service_registry_find_manifest_by_id(id);
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if (manifest == nullptr) {
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TT_LOG_E(TAG, "manifest not found for service %s", id.c_str());
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return false;
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}
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auto* service = new Service(*manifest);
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manifest->on_start(*service);
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instance_mutex.acquire(TtWaitForever);
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service_instance_map[manifest->id] = service;
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instance_mutex.release();
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TT_LOG_I(TAG, "started %s", id.c_str());
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return true;
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}
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_Nullable Service* service_find(const std::string& service_id) {
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return (Service*)service_registry_find_instance_by_id(service_id);
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}
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bool service_registry_stop(const std::string& id) {
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TT_LOG_I(TAG, "stopping %s", id.c_str());
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Service* service = service_registry_find_instance_by_id(id);
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if (service == nullptr) {
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TT_LOG_W(TAG, "service not running: %s", id.c_str());
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return false;
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}
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service->getManifest().on_stop(*service);
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delete service;
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instance_mutex.acquire(TtWaitForever);
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service_instance_map.erase(id);
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instance_mutex.release();
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TT_LOG_I(TAG, "stopped %s", id.c_str());
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return true;
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}
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} // namespace
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