From bb9bc9051629c3319c56785c2f4ae0e605d76329 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?J=C3=B6rg=20Frings-F=C3=BCrst?= Date: Sat, 21 Nov 2015 14:51:17 +0100 Subject: Initial import of bitz-server version 0.1.6-1 --- src/bitz-server.h | 113 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 113 insertions(+) create mode 100644 src/bitz-server.h (limited to 'src/bitz-server.h') diff --git a/src/bitz-server.h b/src/bitz-server.h new file mode 100644 index 0000000..87129ad --- /dev/null +++ b/src/bitz-server.h @@ -0,0 +1,113 @@ +/* + * bitz-server, An ICAP server implementation in C++ + * Copyright (C) 2012 Uditha Atukorala + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef BITZ_SERVER_H +#define BITZ_SERVER_H + +#include "bitz/manager.h" + +#include + + +namespace bitz { + + namespace server { + + /** + * Structure to hold server globals initialised + * by the init() method. + */ + struct server_t { + int pid_handle; + volatile sig_atomic_t terminating; + bool daemon; + + bitz::Manager * manager; + }; + + /** + * Structure to hold command line options. + */ + struct options_t { + int debug_flag; + std::string config_file; + }; + + void init(); + void init_signal_handlers(); + void init_sigchld_handler(); + void init_sigterm_handler(); + void init_sigquit_handler(); + void init_sigint_handler(); + void sigchld_handler( int sig, siginfo_t * sig_info, void * context ); + void sigterm_handler( int sig, siginfo_t * sig_info, void * context ); + void sigquit_handler( int sig, siginfo_t * sig_info, void * context ); + void sigint_handler( int sig, siginfo_t * sig_info, void * context ); + + void daemonize( const char * run_dir, const char * pid_file ); + void shutdown(); + void termination_handler( int sig, siginfo_t * sig_info, void * context ); + + /** + * Read command line options and return a options_t structure. + * This method will terminate the program with an exit status + * of EXIT_FAILURE if any errors are found while reading options. + * If --version or --help options are found this will print the + * appropriate message to the standard output and terminate with + * EXIT_SUCCESS. + * + * @param argc same as main() argc + * @param argv same as main() argv + * @return read options + */ + options_t read_options( int argc, char **argv ); + + /** + * Print version information to the standard output + */ + void print_version(); + + /** + * Print usage message to the standard output + */ + void print_usage(); + + /** + * Start the server by creating a bitz::Manager instance and spawn + * workers. + * + * @param port port number to listen to + * @param children number of children to spawn + * @param max_request maximum number of requests that a child will serve + */ + void start( int port, unsigned int children, int max_requests ); + + /** + * Run the server managing workers until a termination signal is received. + * This process will never return, instead the termination signal will + * end the process. + */ + void run(); + + } /* end of namespace server */ + +} /* end of namespace bitz */ + +#endif /* !BITZ_SERVER_H */ + -- cgit v1.2.3