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Diffstat (limited to 'netsvcs/lib/Server_Logging_Handler.cpp')
| -rw-r--r-- | netsvcs/lib/Server_Logging_Handler.cpp | 443 |
1 files changed, 0 insertions, 443 deletions
diff --git a/netsvcs/lib/Server_Logging_Handler.cpp b/netsvcs/lib/Server_Logging_Handler.cpp deleted file mode 100644 index 67c67ee4e74..00000000000 --- a/netsvcs/lib/Server_Logging_Handler.cpp +++ /dev/null @@ -1,443 +0,0 @@ -// $Id$ -// Server_Logging_Handler.cpp - -#define ACE_BUILD_SVC_DLL -#include "ace/Synch.h" -#include "ace/TLI_Acceptor.h" -#include "ace/SOCK_Acceptor.h" - -#include "ace/Get_Opt.h" -#include "ace/Acceptor.h" -#include "Server_Logging_Handler.h" - -template <ACE_PEER_STREAM_1, class COUNTER, ACE_SYNCH_1> -class ACE_Server_Logging_Handler : public ACE_Svc_Handler<ACE_PEER_STREAM_2, ACE_SYNCH_2> -{ - // = TITLE - // Product object created by an <ACE_Server_Logging_Acceptor>. An - // <ACE_Server_Logging_Handler> receives, frames, and processes logging - // records. - // - // = DESCRIPTION - // Defines the classes that perform server logging daemon - // functionality. -public: - ACE_Server_Logging_Handler (ACE_Thread_Manager * = 0); - - virtual int open (void * = 0); - // Hook called by Server_Logging_Acceptor when connection is - // established. - - virtual int handle_input (ACE_HANDLE = ACE_INVALID_HANDLE); - // Process remote logging records. - -protected: - int handle_logging_record (void); - // Receive the logging record from a client. - -#if !defined (ACE_LACKS_STATIC_DATA_MEMBER_TEMPLATES) - static COUNTER request_count_; - // Count the number of logging records that arrive. -#endif /* ACE_LACKS_STATIC_DATA_MEMBER_TEMPLATES */ - - char host_name_[MAXHOSTNAMELEN + 1]; - // Name of the host we are connected to. -}; - -#if !defined (ACE_HAS_TLI) -#define LOGGING_PEER_ACCEPTOR ACE_SOCK_ACCEPTOR -#define LOGGING_PEER_STREAM ACE_SOCK_STREAM -#else /* use sockets */ -#define LOGGING_PEER_ACCEPTOR ACE_TLI_ACCEPTOR -#define LOGGING_PEER_STREAM ACE_TLI_STREAM -#endif /* ACE_HAS_TLI */ - -#if !defined (ACE_LACKS_STATIC_DATA_MEMBER_TEMPLATES) -// Track number of requests. -template <ACE_PEER_STREAM_1, class COUNTER, ACE_SYNCH_1> -COUNTER ACE_Server_Logging_Handler<ACE_PEER_STREAM_2, COUNTER, ACE_SYNCH_2>::request_count_ = (COUNTER) 0; -#endif /* ACE_LACKS_STATIC_DATA_MEMBER_TEMPLATES */ - -typedef ACE_Server_Logging_Handler<LOGGING_PEER_STREAM, u_long, ACE_NULL_SYNCH> - SERVER_LOGGING_HANDLER; - -class ACE_Server_Logging_Acceptor : public ACE_Strategy_Acceptor<SERVER_LOGGING_HANDLER, LOGGING_PEER_ACCEPTOR> - // = TITLE - // This class implements the ACE single-threaded logging service. - // - // = DESCRIPTION - // This class contains the service-specific methods that can't - // easily be factored into the <ACE_Strategy_Acceptor>. -{ -public: - virtual int init (int argc, char *argv[]); - // Dynamic linking hook. - - int parse_args (int argc, char *argv[]); - // Parse svc.conf arguments. - -private: - ACE_Schedule_All_Reactive_Strategy<SERVER_LOGGING_HANDLER> scheduling_strategy_; - // The scheduling strategy is designed for Reactive services. -}; - -int -ACE_Server_Logging_Acceptor::parse_args (int argc, char *argv[]) -{ - ACE_TRACE ("ACE_Server_Logging_Acceptor::parse_args"); - - this->service_port_ = ACE_DEFAULT_SERVER_PORT; - - ACE_LOG_MSG->open ("Logging Service"); - - ACE_Get_Opt get_opt (argc, argv, "p:", 0); - - for (int c; (c = get_opt ()) != -1; ) - { - switch (c) - { - case 'p': - this->service_port_ = ACE_OS::atoi (get_opt.optarg); - break; - default: - ACE_ERROR_RETURN ((LM_ERROR, - "%n:\n[-p server-port]\n%a", 1), - -1); - break; - } - } - - this->service_addr_.set (this->service_port_); - return 0; -} - -int -ACE_Server_Logging_Acceptor::init (int argc, - char *argv[]) -{ - ACE_TRACE ("ACE_Server_Logging_Acceptor::init"); - - // Use the options hook to parse the command line arguments and set - // options. - this->parse_args (argc, argv); - - // Set the acceptor endpoint into listen mode (use the Singleton - // global Reactor...). - if (this->open (this->service_addr_, ACE_Service_Config::reactor (), - 0, 0, 0, - &this->scheduling_strategy_, - "Logging Server", "ACE single-threaded logging service") == -1) - ACE_ERROR_RETURN ((LM_ERROR, "%n: %p on port %d\n", - "acceptor::open failed", - this->service_addr_.get_port_number ()), -1); - - // Ignore SIGPIPE so that each <SVC_HANDLER> can handle this on its - // own. - ACE_Sig_Action sig (ACE_SignalHandler (SIG_IGN), SIGPIPE); - - ACE_INET_Addr server_addr; - - // Figure out what port we're really bound to. - if (this->acceptor ().get_local_addr (server_addr) == -1) - ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "get_local_addr"), -1); - - ACE_DEBUG ((LM_DEBUG, - "starting up Logging Server at port %d on handle %d\n", - server_addr.get_port_number (), - this->acceptor ().get_handle ())); - return 0; -} - -template <ACE_PEER_STREAM_1, class COUNTER, ACE_SYNCH_1> -ACE_Server_Logging_Handler<ACE_PEER_STREAM_2, COUNTER, ACE_SYNCH_2>::ACE_Server_Logging_Handler (ACE_Thread_Manager *) -{ - this->host_name_[0] = '\0'; // Initialize to a known state. -} - -template <ACE_PEER_STREAM_1, class COUNTER, ACE_SYNCH_1> int -ACE_Server_Logging_Handler<ACE_PEER_STREAM_2, COUNTER, ACE_SYNCH_2>::handle_logging_record (void) -{ - ssize_t len; - // Lock used to serialize access to std output - // (this should be in the class, but the SunC++ compiler is broken...) - static ACE_SYNCH_MUTEX lock; - - // Perform two recv's to emulate record-oriented semantiCLS. - // Note that this code is not entirely portable since it - // relies on the fact that sizeof (ssize_t) is the same - // on both the sender and receiver side. To correctly - // handle this is painful, and we leave it as an exercise - // for the reader ;-). - - ssize_t n = this->peer ().recv (&len, sizeof len); - - switch (n) - { - case -1: - ACE_ERROR_RETURN ((LM_ERROR, "%p at host %s\n", - "server logger", this->host_name_), -1); - /* NOTREACHED */ - case 0: - ACE_ERROR_RETURN ((LM_ERROR, "closing log daemon at host %s\n", - this->host_name_), -1); - /* NOTREACHED */ - case sizeof (ssize_t): - { - ACE_Log_Record lp; - -#if !defined (ACE_LACKS_STATIC_DATA_MEMBER_TEMPLATES) - u_long count = ++this->request_count_; - ACE_DEBUG ((LM_DEBUG, "request count = %d\n", count)); -#endif /* ACE_LACKS_STATIC_DATA_MEMBER_TEMPLATES */ - - len = ntohl (len); - n = this->peer ().recv_n ((void *) &lp, len); - if (n != len) - ACE_ERROR_RETURN ((LM_ERROR, "len = %d, %p at host %s\n", - n, "server logger", this->host_name_), -1); - /* NOTREACHED */ - - lp.decode (); - - if (lp.length () == n) - { - // Serialize output, if necessary (i.e., if we are running - // in separate threads). - // ACE_GUARD_RETURN (ACE_SYNCH_MUTEX, ace_mon, lock, -1); - - lp.print (this->host_name_, 0, stderr); - } - else - ACE_ERROR ((LM_ERROR, "error, lp.length = %d, n = %d\n", - lp.length (), n)); - break; - } - default: - ACE_ERROR_RETURN ((LM_ERROR, "%p at host %s\n", - "server logger", this->host_name_), -1); - /* NOTREACHED */ - } - - return n; -} - -// Hook called by Server_Logging_Acceptor when connection is -// established. - -template <ACE_PEER_STREAM_1, class COUNTER, ACE_SYNCH_1> int -ACE_Server_Logging_Handler<ACE_PEER_STREAM_2, COUNTER, ACE_SYNCH_2>::open (void *) -{ - // Register ourselves with the Reactor to enable subsequent - // dispatching. - if (ACE_Service_Config::reactor ()->register_handler - (this, ACE_Event_Handler::READ_MASK) == -1) - return -1; - - ACE_PEER_STREAM_ADDR client_addr; - - // Determine the address of the client and display it. - if (this->peer ().get_remote_addr (client_addr) == -1) - ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "get_remote_addr"), -1); - - ACE_OS::strncpy (this->host_name_, client_addr.get_host_name (), MAXHOSTNAMELEN + 1); - - ACE_DEBUG ((LM_DEBUG, "(%t) accepted connection from host %s on fd %d\n", - client_addr.get_host_name (), this->peer ().get_handle ())); - - // Shut off non-blocking IO if it was enabled... - if (this->peer ().disable (ACE_NONBLOCK) == -1) - ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "disable"), -1); - - return 0; -} - -// Callback routine for handling the reception of remote logging -// transmissions. - -template <ACE_PEER_STREAM_1, class COUNTER, ACE_SYNCH_1> int -ACE_Server_Logging_Handler<ACE_PEER_STREAM_2, COUNTER, ACE_SYNCH_2>::handle_input (ACE_HANDLE) -{ - return this->handle_logging_record () > 0 ? 0 : -1; -} - -#if !defined (ACE_HAS_THREADS) -typedef u_long COUNTER; -#define ACE_LOGGER_SYNCH ACE_NULL_SYNCH -#else -typedef ACE_Atomic_Op <ACE_Thread_Mutex, u_long> COUNTER; -#define ACE_LOGGER_SYNCH ACE_MT_SYNCH -#endif /* ACE_HAS_THREADS */ - -class ACE_Svc_Export ACE_Thr_Server_Logging_Handler : public ACE_Server_Logging_Handler<LOGGING_PEER_STREAM, COUNTER, ACE_LOGGER_SYNCH> - // = TITLE - // Product object created by a <ACE_Thr_Server_Logging_Acceptor>. An - // <ACE_Thr_Server_Logging_Handler> receives, frames, and processes - // logging records. - // - // = DESCRIPTION - // Each client is handled in its own separate thread. -{ -public: - ACE_Thr_Server_Logging_Handler (ACE_Thread_Manager * = 0); - - virtual int open (void * = 0); - // Override activation definition in the ACE_Svc_Handler class (will - // spawn a new thread if we've got threads). - - virtual int svc (void); - // Process remote logging records. -}; - -class ACE_Thr_Server_Logging_Acceptor : public ACE_Strategy_Acceptor<ACE_Thr_Server_Logging_Handler, LOGGING_PEER_ACCEPTOR> - // = TITLE - // This class implements the ACE multi-threaded logging service. - // - // = DESCRIPTION - // This class contains the service-specific methods that can't - // easily be factored into the <ACE_Strategy_Acceptor>. -{ -public: - virtual int init (int argc, char *argv[]); - // Dynamic linking hook. - - int parse_args (int argc, char *argv[]); - // Parse svc.conf arguments. - -private: - ACE_Schedule_All_Threaded_Strategy<ACE_Thr_Server_Logging_Handler> scheduling_strategy_; - // The scheduling strategy is designed for multi-threaded services. -}; - -int -ACE_Thr_Server_Logging_Acceptor::parse_args (int argc, char *argv[]) -{ - ACE_TRACE ("ACE_Thr_Server_Logging_Acceptor::parse_args"); - - this->service_port_ = ACE_DEFAULT_SERVER_PORT; - - ACE_LOG_MSG->open ("Logging Service"); - - ACE_Get_Opt get_opt (argc, argv, "p:", 0); - - for (int c; (c = get_opt ()) != -1; ) - { - switch (c) - { - case 'p': - this->service_port_ = ACE_OS::atoi (get_opt.optarg); - break; - default: - ACE_ERROR_RETURN ((LM_ERROR, - "%n:\n[-p server-port]\n%a", 1), - -1); - break; - } - } - - this->service_addr_.set (this->service_port_); - return 0; -} - -int -ACE_Thr_Server_Logging_Acceptor::init (int argc, - char *argv[]) -{ - ACE_TRACE ("ACE_Thr_Server_Logging_Acceptor::init"); - - // Use the options hook to parse the command line arguments and set - // options. - this->parse_args (argc, argv); - - // Set the acceptor endpoint into listen mode (use the Singleton - // global Reactor...). - if (this->open (this->service_addr_, ACE_Service_Config::reactor (), - 0, 0, 0, - &this->scheduling_strategy_, - "Thr Logging Server", "ACE multi-threaded logging service") == -1) - ACE_ERROR_RETURN ((LM_ERROR, "%n: %p on port %d\n", - "acceptor::open failed", - this->service_addr_.get_port_number ()), -1); - - // Ignore SIGPIPE so that each <SVC_HANDLER> can handle this on its - // own. - ACE_Sig_Action sig (ACE_SignalHandler (SIG_IGN), SIGPIPE); - - ACE_INET_Addr server_addr; - - // Figure out what port we're really bound to. - if (this->acceptor ().get_local_addr (server_addr) == -1) - ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "get_local_addr"), -1); - - ACE_DEBUG ((LM_DEBUG, - "starting up Threaded Logging Server at port %d on handle %d\n", - server_addr.get_port_number (), - this->acceptor ().get_handle ())); - return 0; -} - -// The following are "Factories" used by the ACE_Service_Config and -// svc.conf file to dynamically initialize the state of the -// single-threaded and multi-threaded logging server. - -ACE_SVC_FACTORY_DEFINE (ACE_Server_Logging_Acceptor) -ACE_SVC_FACTORY_DEFINE (ACE_Thr_Server_Logging_Acceptor) - -// No-op... - -ACE_Thr_Server_Logging_Handler::ACE_Thr_Server_Logging_Handler (ACE_Thread_Manager *) -{ -} - -// Override definition in the ACE_Svc_Handler class (spawn a new -// thread if we're configured with ACE_HAS_THREADS!). - -int -ACE_Thr_Server_Logging_Handler::open (void *) -{ - // Shut off non-blocking IO since now we can block in our own - // thread! - if (this->peer ().disable (ACE_NONBLOCK) == -1) - ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "disable"), -1); - - ACE_INET_Addr client_addr; - - // Determine the address of the client and display it. - if (this->peer ().get_remote_addr (client_addr) == -1) - ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "get_remote_addr"), -1); - - ACE_OS::strncpy (this->host_name_, client_addr.get_host_name (), MAXHOSTNAMELEN + 1); - - ACE_DEBUG ((LM_DEBUG, "(%t) accepted connection from host %s on fd %d\n", - client_addr.get_host_name (), this->peer ().get_handle ())); - - // Spawn a new thread of control to handle logging records with the - // client. Note that this implicitly uses the - // ACE_Service_Config::thr_mgr () to control all the threads. - if (this->activate (THR_BOUND | THR_DETACHED) == -1) - ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "spawn"), -1); - return 0; -} - -// Process remote logging records. - -int -ACE_Thr_Server_Logging_Handler::svc (void) -{ - int result = 0; - - // Loop until the client terminates the connection or an error occurs. - - while ((result = this->handle_input ()) > 0) - continue; - - return result; -} - -#if defined (ACE_TEMPLATES_REQUIRE_SPECIALIZATION) -template class ACE_Strategy_Acceptor<ACE_Thr_Server_Logging_Handler, LOGGING_PEER_ACCEPTOR>; -template class ACE_Schedule_All_Threaded_Strategy<ACE_Thr_Server_Logging_Handler>; -template class ACE_Strategy_Acceptor<ACE_Server_Logging_Handler<LOGGING_PEER_STREAM, u_long, ACE_NULL_SYNCH>, LOGGING_PEER_ACCEPTOR>; -template class ACE_Schedule_All_Reactive_Strategy<ACE_Server_Logging_Handler<LOGGING_PEER_STREAM, u_long, ACE_NULL_SYNCH> >; -#endif /* ACE_TEMPLATES_REQUIRE_SPECIALIZATION */ - - |