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ola::http::HTTPServer Class Reference

Detailed Description

The base HTTP Server.

This is a simple HTTP Server built around libmicrohttpd. It runs in a separate thread.

Example
HTTPServer::HTTPServerOptions options;
options.port = ...;
HTTPServer server(options);
server.Init();
server.Run();
// get on with life and later...
server.Stop();
Inheritance diagram for ola::http::HTTPServer:
ola::thread::Thread

Classes

struct  Descriptor_lt
struct  DescriptorState
struct  HTTPServerOptions
struct  static_file_info

Public Types

typedef ola::Callback2< int,
const HTTPRequest
*, HTTPResponse * > 
BaseHTTPCallback

Public Member Functions

 HTTPServer (const HTTPServerOptions &options)
 Setup the HTTP server.
virtual ~HTTPServer ()
 Destroy this object.
bool Init ()
 Setup the HTTP server.
void * Run ()
 The entry point into the new thread.
void Stop ()
 Stop the HTTP server.
void UpdateSockets ()
 This is run every loop iteration to update the list of sockets in the SelectServer from MHD.
void HandleHTTPIO ()
int DispatchRequest (const HTTPRequest *request, HTTPResponse *response)
 Call the appropriate handler.
bool RegisterHandler (const std::string &path, BaseHTTPCallback *handler)
 Register a handler.
bool RegisterFile (const std::string &path, const std::string &content_type)
 Register a static file. The root of the URL corresponds to the data dir.
bool RegisterFile (const std::string &path, const std::string &file, const std::string &content_type)
 Register a static file.
void RegisterDefaultHandler (BaseHTTPCallback *handler)
 Set the default handler.
void Handlers (std::vector< std::string > *handlers) const
 Return a list of all handlers registered.
const std::string DataDir () const
int ServeError (HTTPResponse *response, const std::string &details="")
 Serve an error.
int ServeNotFound (HTTPResponse *response)
 Serve a 404.
int ServeStaticContent (const std::string &path, const std::string &content_type, HTTPResponse *response)
 Return the contents of a file.
ola::io::SelectServerSelectServer ()
- Public Member Functions inherited from ola::thread::Thread
 Thread (const Options &options=Options())
 Create a new thread with the specified thread options.
virtual ~Thread ()
 Destructor.
virtual bool Start ()
 Start the thread and wait for the thread to be running.
virtual bool FastStart ()
 Start the thread and return immediately.
virtual bool Join (void *ptr=NULL)
 Join this thread.
bool IsRunning ()
 Check if the thread is running.
ThreadId Id () const
 Return the thread id.
std::string Name () const
 Return the thread name.

Static Public Member Functions

static int ServeRedirect (HTTPResponse *response, const std::string &location)
 Serve a redirect.
- Static Public Member Functions inherited from ola::thread::Thread
static ThreadId Self ()
 Returns the current thread's id.

Static Public Attributes

static const char CONTENT_TYPE_PLAIN [] = "text/plain"
static const char CONTENT_TYPE_HTML [] = "text/html"
static const char CONTENT_TYPE_GIF [] = "image/gif"
static const char CONTENT_TYPE_PNG [] = "image/png"
static const char CONTENT_TYPE_CSS [] = "text/css"
static const char CONTENT_TYPE_JS [] = "text/javascript"

Constructor & Destructor Documentation

ola::http::HTTPServer::HTTPServer ( const HTTPServerOptions options)
explicit

Setup the HTTP server.

Parameters
optionsthe configuration options for the server

Member Function Documentation

void ola::http::HTTPServer::HandleHTTPIO ( )
inline

Called when there is HTTP IO activity to deal with. This is a noop as MHD_run is called in UpdateSockets above.

bool ola::http::HTTPServer::Init ( )

Setup the HTTP server.

Returns
true on success, false on failure
void ola::http::HTTPServer::RegisterDefaultHandler ( BaseHTTPCallback handler)

Set the default handler.

Parameters
handlerthe default handler to call. This will be freed when the HTTPServer is destroyed.
bool ola::http::HTTPServer::RegisterFile ( const std::string &  path,
const std::string &  content_type 
)

Register a static file. The root of the URL corresponds to the data dir.

Parameters
paththe URL path for the file e.g. '/foo.png'
content_typethe content type.
bool ola::http::HTTPServer::RegisterFile ( const std::string &  path,
const std::string &  file,
const std::string &  content_type 
)

Register a static file.

Parameters
paththe path to serve on e.g. /foo.png
filethe path to the file to serve relative to the data dir e.g. images/foo.png
content_typethe content type.
bool ola::http::HTTPServer::RegisterHandler ( const std::string &  path,
BaseHTTPCallback handler 
)

Register a handler.

Parameters
paththe url to respond on
handlerthe Closure to call for this request. These will be freed once the HTTPServer is destroyed.
int ola::http::HTTPServer::ServeError ( HTTPResponse response,
const std::string &  details = "" 
)

Serve an error.

Parameters
responsethe reponse to use.
detailsthe error description
int ola::http::HTTPServer::ServeNotFound ( HTTPResponse response)

Serve a 404.

Parameters
responsethe response to use
int ola::http::HTTPServer::ServeRedirect ( HTTPResponse response,
const std::string &  location 
)
static

Serve a redirect.

Parameters
responsethe response to use
locationthe location to redirect to

The documentation for this class was generated from the following files: