bughz/tinyproxy
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Added code to stop the creation of core files.

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Changed all references to log() to log_message().
This commit is contained in:
Robert James Kaes 2001-05-27 02:36:22 +00:00
parent b242a2896e
commit 1cd4d6d440
2 changed files with 50 additions and 33 deletions
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79
src/tinyproxy.c
View File

@ -1,4 +1,4 @@
/* $Id: tinyproxy.c,v 1.8 2000-12-08 03:35:07 rjkaes Exp $
/* $Id: tinyproxy.c,v 1.9 2001-05-27 02:36:22 rjkaes Exp $
*
* The initialise routine. Basically sets up all the initial stuff (logfile,
* listening socket, config options, etc.) and then sits there and loops
@ -24,6 +24,9 @@
#include "tinyproxy.h"
#ifdef HAVE_SYS_RESOURCE_H
# include <sys/resource.h>
#endif /* HAVE_SYS_RESOUCE_H */
#include <grp.h>
#include <pwd.h>
#include <signal.h>
@ -62,16 +65,16 @@ void takesig(int sig)
if (config.logf)
ftruncate(fileno(config.logf), 0);
log(LOG_NOTICE, "SIGHUP received, cleaning up...");
log_message(LOG_NOTICE, "SIGHUP received, cleaning up...");
#ifdef FILTER_ENABLE
if (config.filter) {
filter_destroy();
filter_init();
}
log(LOG_NOTICE, "Re-reading filter file.");
log_message(LOG_NOTICE, "Re-reading filter file.");
#endif /* FILTER_ENABLE */
log(LOG_NOTICE, "Finished cleaning memory/connections.");
log_message(LOG_NOTICE, "Finished cleaning memory/connections.");
break;
case SIGTERM:
#ifdef FILTER_ENABLE
@ -79,7 +82,7 @@ void takesig(int sig)
filter_destroy();
#endif /* FILTER_ENABLE */
config.quit = TRUE;
log(LOG_INFO, "SIGTERM received.");
log_message(LOG_INFO, "SIGTERM received.");
break;
}
@ -149,6 +152,20 @@ int main(int argc, char **argv)
struct group *thisgroup = NULL;
char *conf_file = DEFAULT_CONF_FILE;
/*
* Disable the creation of CORE files right up front.
*/
#ifdef HAVE_SETRLIMIT
struct rlimit core_limit = {0, 0};
if (setrlimit(RLIMIT_CORE, &core_limit) < 0) {
log_message(LOG_EMERG, "tinyproxy: could not set the core limit to zero.");
exit(EX_SOFTWARE);
}
#endif /* HAVE_SETRLIMIT */
/*
* Process the various options
*/
while ((optch = getopt(argc, argv, "c:vdh")) !=
EOF) {
switch (optch) {
@ -161,7 +178,7 @@ int main(int argc, char **argv)
case 'c':
conf_file = strdup(optarg);
if (!conf_file) {
log(LOG_EMERG, "tinyproxy: could not allocate memory");
log_message(LOG_EMERG, "tinyproxy: could not allocate memory");
exit(EX_SOFTWARE);
}
break;
@ -177,7 +194,7 @@ int main(int argc, char **argv)
*/
yyin = fopen(conf_file, "r");
if (!yyin) {
log(LOG_ERR, "Could not open %s file", conf_file);
log_message(LOG_ERR, "Could not open %s file", conf_file);
exit(EX_SOFTWARE);
}
yyparse();
@ -185,7 +202,7 @@ int main(int argc, char **argv)
/* Open the log file if not using syslog */
if (config.syslog == FALSE) {
if (!config.logf_name) {
log(LOG_INFO, "Setting Logfile to \"%s\"", DEFAULT_LOG);
log_message(LOG_INFO, "Setting Logfile to \"%s\"", DEFAULT_LOG);
config.logf_name = DEFAULT_LOG;
}
@ -202,25 +219,25 @@ int main(int argc, char **argv)
openlog("tinyproxy", LOG_PID, LOG_USER);
}
log(LOG_INFO, PACKAGE " " VERSION " starting...");
log_message(LOG_INFO, PACKAGE " " VERSION " starting...");
/*
* Set the default values if they were not set in the config file.
*/
if (config.port == 0) {
log(LOG_INFO, "Setting Port to %u", DEFAULT_PORT);
log_message(LOG_INFO, "Setting Port to %u", DEFAULT_PORT);
config.port = DEFAULT_PORT;
}
if (!config.stathost) {
log(LOG_INFO, "Setting stathost to \"%s\"", DEFAULT_STATHOST);
log_message(LOG_INFO, "Setting stathost to \"%s\"", DEFAULT_STATHOST);
config.stathost = DEFAULT_STATHOST;
}
if (!config.username) {
log(LOG_INFO, "Setting user to \"%s\"", DEFAULT_USER);
log_message(LOG_INFO, "Setting user to \"%s\"", DEFAULT_USER);
config.username = DEFAULT_USER;
}
if (config.idletimeout == 0) {
log(LOG_INFO, "Setting idle timeout to %u seconds", MAX_IDLE_TIME);
log_message(LOG_INFO, "Setting idle timeout to %u seconds", MAX_IDLE_TIME);
config.idletimeout = MAX_IDLE_TIME;
}
@ -246,7 +263,7 @@ int main(int argc, char **argv)
}
if (signal(SIGPIPE, SIG_IGN) == SIG_ERR) {
log(LOG_CRIT, "Could not set SIGPIPE\n");
log_message(LOG_CRIT, "Could not set SIGPIPE\n");
exit(EX_OSERR);
}
@ -259,7 +276,7 @@ int main(int argc, char **argv)
* Start listening on the selected port.
*/
if (thread_listening_sock(config.port) < 0) {
log(LOG_CRIT, "Problem creating listening socket");
log_message(LOG_CRIT, "Problem creating listening socket");
exit(EX_OSERR);
}
@ -270,76 +287,76 @@ int main(int argc, char **argv)
if (config.group && strlen(config.group) > 0) {
thisgroup = getgrnam(config.group);
if (!thisgroup) {
log(LOG_ERR, "Unable to find group '%s'!", config.group);
log_message(LOG_ERR, "Unable to find group '%s'!", config.group);
exit(EX_NOUSER);
}
if (setgid(thisgroup->gr_gid) < 0) {
log(LOG_ERR, "Unable to change to group '%s'", config.group);
log_message(LOG_ERR, "Unable to change to group '%s'", config.group);
exit(EX_CANTCREAT);
}
log(LOG_INFO, "Now running as group %s", config.group);
log_message(LOG_INFO, "Now running as group %s", config.group);
}
if (config.username && strlen(config.username) > 0) {
thisuser = getpwnam(config.username);
if (!thisuser) {
log(LOG_ERR, "Unable to find user '%s'!", config.username);
log_message(LOG_ERR, "Unable to find user '%s'!", config.username);
exit(EX_NOUSER);
}
if (setuid(thisuser->pw_uid) < 0) {
log(LOG_ERR, "Unable to change to user '%s'", config.username);
log_message(LOG_ERR, "Unable to change to user '%s'", config.username);
exit(EX_CANTCREAT);
}
log(LOG_INFO, "Now running as user %s", config.username);
log_message(LOG_INFO, "Now running as user %s", config.username);
}
} else {
log(LOG_WARNING, "Not running as root, so not changing UID/GID.");
log_message(LOG_WARNING, "Not running as root, so not changing UID/GID.");
}
if (thread_pool_create() < 0) {
log(LOG_ERR, "Could not create the pool of threads");
log_message(LOG_ERR, "Could not create the pool of threads");
exit(EX_SOFTWARE);
}
/*
* These signals are only for the main thread.
*/
log(LOG_INFO, "Setting the various signals.");
log_message(LOG_INFO, "Setting the various signals.");
if (signal(SIGTERM, takesig) == SIG_ERR) {
log(LOG_CRIT, "Could not set SIGTERM\n");
log_message(LOG_CRIT, "Could not set SIGTERM\n");
exit(EX_OSERR);
}
if (signal(SIGHUP, takesig) == SIG_ERR) {
log(LOG_CRIT, "Could not set SIGHUP\n");
log_message(LOG_CRIT, "Could not set SIGHUP\n");
exit(EX_OSERR);
}
/*
* Initialize the various subsystems...
*/
log(LOG_INFO, "Starting the DNS caching subsystem.");
log_message(LOG_INFO, "Starting the DNS caching subsystem.");
if (!new_dnscache())
exit(EX_SOFTWARE);
log(LOG_INFO, "Starting the Anonymous header subsystem.");
log_message(LOG_INFO, "Starting the Anonymous header subsystem.");
if (!new_anonymous())
exit(EX_SOFTWARE);
/*
* Start the main loop.
*/
log(LOG_INFO, "Starting main loop. Accepting connections.");
log_message(LOG_INFO, "Starting main loop. Accepting connections.");
do {
thread_main_loop();
sleep(1);
} while (!config.quit);
log(LOG_INFO, "Shutting down.");
log_message(LOG_INFO, "Shutting down.");
thread_close_sock();
/*
* Remove the PID file.
*/
if (unlink(config.pidpath) < 0) {
log(LOG_WARNING, "Could not remove PID file %s: %s",
log_message(LOG_WARNING, "Could not remove PID file %s: %s",
config.pidpath, strerror(errno));
}

4
src/tinyproxy.h
View File

@ -1,4 +1,4 @@
/* $Id: tinyproxy.h,v 1.7 2001-05-23 18:00:54 rjkaes Exp $
/* $Id: tinyproxy.h,v 1.8 2001-05-27 02:36:22 rjkaes Exp $
*
* See 'tinyproxy.c' for a detailed description.
*
@ -62,7 +62,7 @@
#endif
/* Global variables for the main controls of the program */
#define MAXBUFFSIZE (1024 * 48) /* Max size of buffer */
#define MAXBUFFSIZE (size_t)(1024 * 48) /* Max size of buffer */
#define MAXLISTEN 1024 /* Max number of connections */
#define MAX_IDLE_TIME (60 * 10) /* 10 minutes of no activity */