made JsonApiServer an singleton through static method instance()

This commit is contained in:
csoler 2019-11-12 22:32:18 +01:00
parent 3b45fc5199
commit d19d1685de
No known key found for this signature in database
GPG key ID: 7BCA522266C0804C
9 changed files with 129 additions and 95 deletions

View file

@ -44,6 +44,9 @@
/*extern*/ JsonApiServer* jsonApiServer = nullptr;
const std::string JsonApiServer::DEFAULT_LISTENING_ADDRESS = "127.0.0.1";
p3ConfigMgr *JsonApiServer::_config_mgr = nullptr;
/*static*/ const std::multimap<std::string, std::string>
JsonApiServer::corsHeaders =
{
@ -115,11 +118,33 @@ JsonApiServer::corsOptionsHeaders =
return false;
}
JsonApiServer::JsonApiServer(uint16_t port, const std::string& bindAddress,
const std::function<bool(const std::string&)> newAccessRequestCallback ) :
mPort(port), mBindAddress(bindAddress),
mNewAccessRequestCallback(newAccessRequestCallback),
configMutex("JsonApiServer config")
JsonApiServer& JsonApiServer::instance()
{
static JsonApiServer *_instance = nullptr;
if(_instance == NULL)
{
_instance = new JsonApiServer();
if(_config_mgr == nullptr)
RsErr() << "JsonApiServer::instance() called before JsonApiServer::setConfigManager(). This is a bug!" << std::endl;
_config_mgr->addConfiguration("jsonapi.cfg",_instance);
}
return *_instance;
}
void JsonApiServer::start(uint16_t port, const std::string& bindAddress, const std::function<bool(const std::string&)> callback)
{
mPort = port;
mBindAddress = bindAddress;
mNewAccessRequestCallback = callback;
RsThread::start("JsonApiServer");
}
JsonApiServer::JsonApiServer(): configMutex("JsonApiServer config")
{
registerHandler("/rsLoginHelper/createLocation",
[this](const std::shared_ptr<rb::Session> session)
@ -342,6 +367,10 @@ JsonApiServer::JsonApiServer(uint16_t port, const std::string& bindAddress,
} );
}, true);
RsFileHash dummyHash;
setFilename("jsonapi.cfg"); // hack
loadConfiguration(dummyHash);
// Generated at compile time
#include "jsonapi-wrappers.inl"
}

View file

@ -35,11 +35,11 @@ namespace rb = restbed;
struct JsonApiServer;
/**
* Pointer to global instance of JsonApiServer
* @jsonapi{development}
*/
extern JsonApiServer* jsonApiServer;
// /**
// * Pointer to global instance of JsonApiServer
// * @jsonapi{development}
// */
// extern JsonApiServer* jsonApiServer;
/**
* Simple usage
@ -53,20 +53,9 @@ extern JsonApiServer* jsonApiServer;
struct JsonApiServer : RsSingleJobThread, p3Config
{
static const uint16_t DEFAULT_PORT = 9092 ;
static const std::string DEFAULT_LISTENING_ADDRESS ;
/**
* @brief construct a JsonApiServer instance with given parameters
* @param[in] port listening port fpt the JSON API socket
* @param[in] bindAddress binding address for the JSON API socket
* @param newAccessRequestCallback called when a new auth token is asked to
* be authorized via JSON API, the auth token is passed as parameter, and
* the callback should return true if the new token get access granted and
* false otherwise, this usually requires user interacion to confirm access
*/
JsonApiServer(
uint16_t port = DEFAULT_PORT,
const std::string& bindAddress = "127.0.0.1",
const std::function<bool(const std::string&)> newAccessRequestCallback = [](const std::string&){return false;} );
static JsonApiServer& instance() ;
/**
* @param[in] path Path itno which publish the API call
@ -96,6 +85,17 @@ struct JsonApiServer : RsSingleJobThread, p3Config
*/
void shutdown();
/**
* @brief start
* Starts the json Api server.
*
* @param port port to listen to
* @param listen_address bind address to listen to
*/
void start( uint16_t port = DEFAULT_PORT,
const std::string& bindAddress = "127.0.0.1",
const std::function<bool(const std::string&)> newAccessRequestCallback = [](const std::string&){return false;});
/**
* @brief This function should be used by JSON API clients that aren't
* authenticated yet, to ask their token to be authorized, the success or
@ -175,10 +175,25 @@ struct JsonApiServer : RsSingleJobThread, p3Config
static void version( uint32_t& major, uint32_t& minor, uint32_t& mini,
std::string& extra, std::string&human );
static void setConfigMgr(p3ConfigMgr *cfg) { _config_mgr = cfg; }
protected:
/// @see RsSingleJobThread
virtual void run();
private:
/**
* @brief construct a JsonApiServer instance with given parameters
* @param[in] port listening port fpt the JSON API socket
* @param[in] bindAddress binding address for the JSON API socket
* @param newAccessRequestCallback called when a new auth token is asked to
* be authorized via JSON API, the auth token is passed as parameter, and
* the callback should return true if the new token get access granted and
* false otherwise, this usually requires user interacion to confirm access
*/
JsonApiServer( );
/// @see p3Config::setupSerialiser
virtual RsSerialiser* setupSerialiser();
@ -191,8 +206,8 @@ private:
/// @see p3Config::saveDone
virtual void saveDone();
const uint16_t mPort;
const std::string mBindAddress;
uint16_t mPort;
std::string mBindAddress;
rb::Service mService;
/// Called when new JSON API auth token is requested to be authorized
@ -220,5 +235,7 @@ private:
return checkRsServicePtrReady(
serviceInstance.get(), serviceName, ctx, session );
}
static p3ConfigMgr *_config_mgr;
};