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/*
* $Id: mod_fastcgi.h,v 1.48 2003/11/25 00:02:19 robs Exp $
*/
#ifndef MOD_FASTCGI_H
#define MOD_FASTCGI_H
#define MOD_FASTCGI_VERSION "2.4.2"
#define FASTCGI_HANDLER_NAME "fastcgi-script"
/*
* # of idle seconds allowed to pass while connected to a FastCGI before aborting
*/
#define FCGI_DEFAULT_IDLE_TIMEOUT 30
/*
* (WIN32) # of sec to wait while trying to connect using a named pipe.
* This is overridden by -appConnTimeout, if set. This value is similiar
* to the OS specific (blocking) connect() timeout. According to XXX
* this is typically XXX sec.
*/
#define FCGI_NAMED_PIPE_CONNECT_TIMEOUT 90
/*
* [WIN32] The number of millisecs to wait after having signaled the
* termination event to its applications before issuing a TerminateProcess().
* If all of the applications are based on a version of the FastCGI
* application library that properly handles the shutdown event
* (fcgi2 v2.2.4), this can be set to <= 0 to prevent the use of
* TerminateProcess() entirely. If non of the applications support the
* termination event, this value can be set to 1. It is highly reccomended
* that the termination event be supported, as TerminateProcess() is a
* brutal way of taking down an application.
*/
#define WIN32_SHUTDOWN_GRACEFUL_WAIT 1000
/*
* The number of failed starts that can occur before the application is
* considered broken and start attempts fall back to FAILED_STARTS_DELAY.
*/
#define MAX_FAILED_STARTS 3
/*
* The number of seconds an application has to have run without exiting
* for the application to be considered no longer broken.
*/
#define RUNTIME_SUCCESS_INTERVAL 30
/*
* The number of seconds between attempts to start an application that
* has been declared broken (see MAX_FAILED_STARTS).
*/
#define FAILED_STARTS_DELAY 600
#define FCGI_DEFAULT_LISTEN_Q 100 /* listen queue (backlog) depth */
#define FCGI_DEFAULT_RESTART_DELAY 5 /* delay between restarts */
#define DEFAULT_INIT_START_DELAY 1 /* delay between starts */
#define FCGI_DEFAULT_PRIORITY 0 /* process priority - not used */
#define FCGI_MIN_EXEC_RETRY_DELAY 10 /* minimum number of seconds to
wait before restarting */
#define MAX_INIT_ENV_VARS 64 /* max # of -initial-env options */
/* max number of chars in a line of stderr we can handle from a FastCGI Server */
#define FCGI_SERVER_MAX_STDERR_LINE_LEN 1023
/* size of the buffer the PM uses to read records from the request handlers */
#define FCGI_MSGS_BUFSIZE 32 * 512
#define SERVER_BUFSIZE 8192
/* Dynamic FastCGI applications */
#define FCGI_DEFAULT_MAX_PROCS 50 /* maximum number of processes that
* are allowed to run on system */
#define FCGI_DEFAULT_MIN_PROCS 5 /* minimum number of processes that
* can be run without being killed
* off by the process manager */
#define FCGI_DEFAULT_MAX_CLASS_PROCS 10 /* maximum number of processes that
* are allowed to run for a single
* application class */
#define FCGI_DEFAULT_KILL_INTERVAL 300 /* number of seconds in which we
* should execute the kill policy
* by killing off extra instances */
#define FCGI_DEFAULT_UPDATE_INTERVAL 300 /* number of seconds in which we
* should recalculate the value of
* totalConnTime variable */
#define FCGI_DEFAULT_GAIN 0.5 /* value used as an exponent in the
* calculation of the exponentially
* decayed connection times;
* old values are scaled by
* (1-dynamicGain), so making it
* smaller weights them more heavily
* compared to the current value,
* which is scaled by dynamicGain */
#define FCGI_DEFAULT_THRESHOLD_1 0 /* if load falls below this value
* and we have only one instance
* running, it is killed off */
#define FCGI_DEFAULT_THRESHOLD_N 50 /* if load falls below this value
* and we have more than one
* instances, one is killed off */
#define FCGI_DEFAULT_START_PROCESS_DELAY 3 /* specifies the maximum number of
* seconds a server should wait in
* attempt to connect to fcgi app
* before sending FCGI_REQUEST_TIMEOUT_JOB */
/*
* # of sec to wait in a non-blocking connect() to the FastCGI application
* before aborting the request, or 0 to indicate that blocking connect()s
* should be used. Non-blocking connect()s are problematic on many platforms.
*/
#define FCGI_DEFAULT_APP_CONN_TIMEOUT 0
#define FCGI_DEFAULT_PROCESS_SLACK 5 /* if this number combined with the
* number of the currently running
* processes exceeds dynamicMaxProcs, then
* the KillDynamicProcs() is invoked */
#define FCGI_DEFAULT_RESTART_DYNAMIC 0 /* Do not restart dynamic processes */
#define FCGI_DEFAULT_AUTOUPDATE 0 /* do not automatically restart
* fcgi apps when the binary on the
* disk is changed. */
/*
* Should data recieved from the FastCGI server be immediately flushed to
* the client? Default: FALSE
*/
#define FCGI_FLUSH FALSE
#ifdef WIN32
/* # of millisecs to wait on the mbox mutex */
#define FCGI_MBOX_MUTEX_TIMEOUT 5000
#define DEFAULT_SOCK_DIR "\\\\.\\pipe\\FastCGI\\"
#elif defined(APACHE2)
/* Default dir for Unix/Domain sockets */
#define DEFAULT_SOCK_DIR DEFAULT_REL_RUNTIMEDIR "/fastcgi"
#else /* !WIN32 && !APACHE2 */
/* Default dir for Unix/Domain sockets */
#define DEFAULT_SOCK_DIR "logs/fastcgi"
#endif
#define FCGI_MAGIC_TYPE "application/x-httpd-fcgi"
#if defined(PATH_MAX)
#define FCGI_MAXPATH PATH_MAX
#elif defined(MAXPATHLEN)
#define FCGI_MAXPATH MAXPATHLEN
#else
#define FCGI_MAXPATH 512
#endif
/* FCGI_REQUEST_COMPLETE_JOB is the longest: id, path, user, gid, qtime, start */
#define FCGI_MSG_CRAP 1 + 2 + MAX_USER_NAME_LEN + 1 + MAX_GID_CHAR_LEN + (2 * 11) + 3
#if defined(PIPE_BUF) && PIPE_BUF < FCGI_MAXPATH + FCGI_MSG_CRAP
#define FCGI_MAX_MSG_LEN PIPE_BUF
#undef FCGI_MAXPATH
#define FCGI_MAXPATH PIPE_BUF - FCGI_MSG_CRAP
#else
#define FCGI_MAX_MSG_LEN FCGI_MAXPATH + FCGI_MSG_CRAP
#endif
/* There is no way to reliably determiine the highest descriptor that can be
* assigned (UNP Vol1 Ed2 p337, and APUE p43) so we pick a number. */
#if (defined FD_SETSIZE) && (FD_SETSIZE > 1024)
#define FCGI_MAX_FD FD_SETSIZE
#else
#define FCGI_MAX_FD 1024
#endif
#ifndef SUN_LEN
#define SUN_LEN(sock) \
(sizeof(*(sock)) - sizeof((sock)->sun_path) + strlen((sock)->sun_path))
#endif
#if defined MAXLOGNAME && MAXLOGNAME > 15
#define MAX_USER_NAME_LEN MAXLOGNAME
#elif defined UT_NAMESIZE && UT_NAMESIZE > 15
#define MAX_USER_NAME_LEN UT_NAMESIZE
#else
#define MAX_USER_NAME_LEN 15 /* Max len of user name (suexec w/ ~user), */
#endif /* must accomodate uid printed as %ld too */
#define MAX_GID_CHAR_LEN 15 /* Max #chars in a gid printed as %ld */
#ifndef TRUE
#define TRUE (1)
#endif
#ifndef FALSE
#define FALSE (0)
#endif
#ifndef min
#define min(a,b) ((a) < (b) ? (a) : (b))
#endif
#ifndef max
#define max(a,b) ((a) > (b) ? (a) : (b))
#endif
#ifdef APACHE2
#define get_signal_text(a) apr_signal_description_get(a)
#else /* !APACHE2 */
/* This is (more or less) from http_main.c. It should be in an Apache header */
#ifndef SYS_SIGLIST
#define SYS_SIGLIST ap_sys_siglist
extern const char *ap_sys_siglist[];
#endif
#define get_signal_text(a) SYS_SIGLIST[WTERMSIG(a)]
#endif /* !APACHE2 */
#endif /* MOD_FASTCGI_H */
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