HTTPRequestTracker Class Reference

Helps keep track of open evhttp_connections with active evhttp_requests. More...

Collaboration diagram for HTTPRequestTracker:

Public Member Functions
void	AddRequest (evhttp_request *req) EXCLUSIVE_LOCKS_REQUIRED(!m_mutex)
	Increase request counter for the associated connection by 1.
void	RemoveRequest (evhttp_request *req) EXCLUSIVE_LOCKS_REQUIRED(!m_mutex)
	Decrease request counter for the associated connection by 1, remove connection if counter is 0.
void	RemoveConnection (const evhttp_connection *conn) EXCLUSIVE_LOCKS_REQUIRED(!m_mutex)
	Remove a connection entirely.
size_t	CountActiveConnections () const EXCLUSIVE_LOCKS_REQUIRED(!m_mutex)
void	WaitUntilEmpty () const EXCLUSIVE_LOCKS_REQUIRED(!m_mutex)
	Wait until there are no more connections with active requests in the tracker.

Private Member Functions
std::unordered_map< const evhttp_connection *, size_t > m_tracker	GUARDED_BY (m_mutex)
	For each connection, keep a counter of how many requests are open.
void	RemoveConnectionInternal (const decltype(m_tracker)::iterator it) EXCLUSIVE_LOCKS_REQUIRED(m_mutex)

Private Attributes
Mutex	m_mutex
std::condition_variable	m_cv

Detailed Description

Helps keep track of open evhttp_connections with active evhttp_requests.

Definition at line 85 of file httpserver.cpp.

Member Function Documentation

AddRequest()

void HTTPRequestTracker::AddRequest ( evhttp_request * req )

inline

Increase request counter for the associated connection by 1.

Definition at line 100 of file httpserver.cpp.

CountActiveConnections()

size_t HTTPRequestTracker::CountActiveConnections ( ) const

inline

Definition at line 122 of file httpserver.cpp.

GUARDED_BY()

std::unordered_map< const evhttp_connection *, size_t > m_tracker HTTPRequestTracker::GUARDED_BY ( m_mutex )

private

For each connection, keep a counter of how many requests are open.

RemoveConnection()

void HTTPRequestTracker::RemoveConnection ( const evhttp_connection * conn )

inline

Remove a connection entirely.

Definition at line 116 of file httpserver.cpp.

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RemoveConnectionInternal()

void HTTPRequestTracker::RemoveConnectionInternal ( const decltype(m_tracker)::iterator it )

inlineprivate

Definition at line 93 of file httpserver.cpp.

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RemoveRequest()

void HTTPRequestTracker::RemoveRequest ( evhttp_request * req )

inline

Decrease request counter for the associated connection by 1, remove connection if counter is 0.

Definition at line 106 of file httpserver.cpp.

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WaitUntilEmpty()

void HTTPRequestTracker::WaitUntilEmpty ( ) const

inline

Wait until there are no more connections with active requests in the tracker.

Definition at line 127 of file httpserver.cpp.

Member Data Documentation

m_cv

std::condition_variable HTTPRequestTracker::m_cv

mutableprivate

Definition at line 89 of file httpserver.cpp.

m_mutex

Mutex HTTPRequestTracker::m_mutex

mutableprivate

Definition at line 88 of file httpserver.cpp.

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

• src/httpserver.cpp