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syslogd and klogd work now.

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-Erik
This commit is contained in:
Eric Andersen 1999-12-05 22:17:02 +00:00
parent de1d61268e
commit 14ec6cf3c2
3 changed files with 51 additions and 39 deletions
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42
sysklogd/syslogd.c
View File

@ -22,6 +22,7 @@
#include "internal.h" #include "internal.h"
#include <stdio.h> #include <stdio.h>
#include <stdarg.h>
#include <sys/socket.h> #include <sys/socket.h>
#include <sys/un.h> #include <sys/un.h>
#include <unistd.h> #include <unistd.h>
@ -145,7 +146,8 @@ static void logMessage( int pri, char* msg)
static void quit_signal(int sig) static void quit_signal(int sig)
{ {
logMessage(LOG_SYSLOG|LOG_INFO, "syslogd exiting"); logMessage(LOG_SYSLOG|LOG_INFO, "System log daemon exiting.");
unlink( _PATH_LOG);
exit( TRUE); exit( TRUE);
} }
@ -184,32 +186,27 @@ static void doSyslogd(void)
signal(SIGALRM, domark); signal(SIGALRM, domark);
alarm(MarkInterval); alarm(MarkInterval);
unlink( _PATH_LOG);
memset(&sunx, 0, sizeof(sunx)); memset(&sunx, 0, sizeof(sunx));
sunx.sun_family = AF_UNIX; /* Unix domain socket */ sunx.sun_family = AF_UNIX; /* Unix domain socket */
strncpy(sunx.sun_path, _PATH_LOG, sizeof(sunx.sun_path)); strncpy(sunx.sun_path, _PATH_LOG, sizeof(sunx.sun_path));
if ((fd = socket(PF_UNIX, SOCK_STREAM, 0)) < 0 ) { if ((fd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0 ) {
perror("Couldn't obtain descriptor for socket " _PATH_LOG); perror("Couldn't obtain descriptor for socket " _PATH_LOG);
exit( FALSE); exit( FALSE);
} }
addrLength = sizeof(sunx.sun_family) + strlen(sunx.sun_path); addrLength = sizeof(sunx.sun_family) + strlen(sunx.sun_path);
if ( (bind(fd, (struct sockaddr *) &sunx, addrLength)) || if ( (bind(fd, (struct sockaddr *) &sunx, addrLength)) ||
(chmod(_PATH_LOG, 0666) < 0) || (fchmod(fd, 0666) < 0) || (listen(fd, 5)) )
(listen(fd, 5)) )
{ {
perror("Could not connect to socket " _PATH_LOG); perror("Could not connect to socket " _PATH_LOG);
exit( FALSE); exit( FALSE);
} }
/* Get localhost's name */
gethostname(LocalHostName, sizeof(LocalHostName));
if ( (p = strchr(LocalHostName, '.')) ) {
*p++ = '\0';
}
logMessage(LOG_SYSLOG|LOG_INFO, "syslogd started: " logMessage(LOG_SYSLOG|LOG_INFO, "syslogd started: "
"BusyBox v" BB_VER " (" BB_BT ") multi-call binary"); "BusyBox v" BB_VER " (" BB_BT ")");
while ((conn = accept(fd, (struct sockaddr *) &sunx, while ((conn = accept(fd, (struct sockaddr *) &sunx,
@ -258,7 +255,8 @@ static void klogd_signal(int sig)
{ {
//ksyslog(7, NULL, 0); //ksyslog(7, NULL, 0);
//ksyslog(0, 0, 0); //ksyslog(0, 0, 0);
logMessage(LOG_SYSLOG|LOG_INFO, "Kernel log daemon terminating."); logMessage(LOG_SYSLOG|LOG_INFO, "Kernel log daemon exiting.");
close( kmsg);
exit( TRUE); exit( TRUE);
} }
@ -268,6 +266,7 @@ static void doKlogd(void)
int priority=LOG_INFO; int priority=LOG_INFO;
struct stat sb; struct stat sb;
char log_buffer[4096]; char log_buffer[4096];
char *logp;
/* Set up sig handlers */ /* Set up sig handlers */
signal(SIGINT, klogd_signal); signal(SIGINT, klogd_signal);
@ -275,9 +274,9 @@ static void doKlogd(void)
signal(SIGTERM, klogd_signal); signal(SIGTERM, klogd_signal);
signal(SIGHUP, klogd_signal); signal(SIGHUP, klogd_signal);
logMessage(LOG_SYSLOG|LOG_INFO, "klogd started: " logMessage(LOG_SYSLOG|LOG_INFO, "klogd started: "
"BusyBox v" BB_VER " (" BB_BT ") multi-call binary"); "BusyBox v" BB_VER " (" BB_BT ")");
//ksyslog(1, NULL, 0); ksyslog(1, NULL, 0);
if ( ((stat(_PATH_KLOG, &sb) < 0) && (errno == ENOENT)) || if ( ((stat(_PATH_KLOG, &sb) < 0) && (errno == ENOENT)) ||
( (kmsg = open(_PATH_KLOG, O_RDONLY)) < 0 ) ) { ( (kmsg = open(_PATH_KLOG, O_RDONLY)) < 0 ) ) {
char message[80]; char message[80];
@ -308,7 +307,7 @@ static void doKlogd(void)
exit(1); exit(1);
} }
#endif #endif
fprintf(stderr, "the kernel says '%s'\n", log_buffer); logp=log_buffer;
if ( *log_buffer == '<' ) if ( *log_buffer == '<' )
{ {
switch ( *(log_buffer+1) ) switch ( *(log_buffer+1) )
@ -338,9 +337,9 @@ static void doKlogd(void)
default: default:
priority = LOG_DEBUG; priority = LOG_DEBUG;
} }
*log_buffer += 3; logp+=3;
} }
logMessage(LOG_KERN|priority, log_buffer); logMessage(LOG_KERN|priority, logp);
} }
} }
@ -350,6 +349,7 @@ extern int syslogd_main(int argc, char **argv)
{ {
int pid, klogd_pid; int pid, klogd_pid;
int doFork = TRUE; int doFork = TRUE;
char *p;
char **argv1=argv; char **argv1=argv;
while (--argc > 0 && **(++argv1) == '-') { while (--argc > 0 && **(++argv1) == '-') {
@ -376,6 +376,12 @@ extern int syslogd_main(int argc, char **argv)
} }
} }
/* Store away localhost's name before the fork */
gethostname(LocalHostName, sizeof(LocalHostName));
if ( (p = strchr(LocalHostName, '.')) ) {
*p++ = '\0';
}
if (doFork == TRUE) { if (doFork == TRUE) {
pid = fork(); pid = fork();
if ( pid < 0 ) if ( pid < 0 )
@ -388,7 +394,7 @@ extern int syslogd_main(int argc, char **argv)
doSyslogd(); doSyslogd();
} }
/* Start klogd process */ /* Start up the klogd process */
klogd_pid = fork(); klogd_pid = fork();
if (klogd_pid == 0 ) { if (klogd_pid == 0 ) {
strncpy(argv[0], "klogd", strlen(argv[0])); strncpy(argv[0], "klogd", strlen(argv[0]));

42
syslogd.c
View File

@ -22,6 +22,7 @@
#include "internal.h" #include "internal.h"
#include <stdio.h> #include <stdio.h>
#include <stdarg.h>
#include <sys/socket.h> #include <sys/socket.h>
#include <sys/un.h> #include <sys/un.h>
#include <unistd.h> #include <unistd.h>
@ -145,7 +146,8 @@ static void logMessage( int pri, char* msg)
static void quit_signal(int sig) static void quit_signal(int sig)
{ {
logMessage(LOG_SYSLOG|LOG_INFO, "syslogd exiting"); logMessage(LOG_SYSLOG|LOG_INFO, "System log daemon exiting.");
unlink( _PATH_LOG);
exit( TRUE); exit( TRUE);
} }
@ -184,32 +186,27 @@ static void doSyslogd(void)
signal(SIGALRM, domark); signal(SIGALRM, domark);
alarm(MarkInterval); alarm(MarkInterval);
unlink( _PATH_LOG);
memset(&sunx, 0, sizeof(sunx)); memset(&sunx, 0, sizeof(sunx));
sunx.sun_family = AF_UNIX; /* Unix domain socket */ sunx.sun_family = AF_UNIX; /* Unix domain socket */
strncpy(sunx.sun_path, _PATH_LOG, sizeof(sunx.sun_path)); strncpy(sunx.sun_path, _PATH_LOG, sizeof(sunx.sun_path));
if ((fd = socket(PF_UNIX, SOCK_STREAM, 0)) < 0 ) { if ((fd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0 ) {
perror("Couldn't obtain descriptor for socket " _PATH_LOG); perror("Couldn't obtain descriptor for socket " _PATH_LOG);
exit( FALSE); exit( FALSE);
} }
addrLength = sizeof(sunx.sun_family) + strlen(sunx.sun_path); addrLength = sizeof(sunx.sun_family) + strlen(sunx.sun_path);
if ( (bind(fd, (struct sockaddr *) &sunx, addrLength)) || if ( (bind(fd, (struct sockaddr *) &sunx, addrLength)) ||
(chmod(_PATH_LOG, 0666) < 0) || (fchmod(fd, 0666) < 0) || (listen(fd, 5)) )
(listen(fd, 5)) )
{ {
perror("Could not connect to socket " _PATH_LOG); perror("Could not connect to socket " _PATH_LOG);
exit( FALSE); exit( FALSE);
} }
/* Get localhost's name */
gethostname(LocalHostName, sizeof(LocalHostName));
if ( (p = strchr(LocalHostName, '.')) ) {
*p++ = '\0';
}
logMessage(LOG_SYSLOG|LOG_INFO, "syslogd started: " logMessage(LOG_SYSLOG|LOG_INFO, "syslogd started: "
"BusyBox v" BB_VER " (" BB_BT ") multi-call binary"); "BusyBox v" BB_VER " (" BB_BT ")");
while ((conn = accept(fd, (struct sockaddr *) &sunx, while ((conn = accept(fd, (struct sockaddr *) &sunx,
@ -258,7 +255,8 @@ static void klogd_signal(int sig)
{ {
//ksyslog(7, NULL, 0); //ksyslog(7, NULL, 0);
//ksyslog(0, 0, 0); //ksyslog(0, 0, 0);
logMessage(LOG_SYSLOG|LOG_INFO, "Kernel log daemon terminating."); logMessage(LOG_SYSLOG|LOG_INFO, "Kernel log daemon exiting.");
close( kmsg);
exit( TRUE); exit( TRUE);
} }
@ -268,6 +266,7 @@ static void doKlogd(void)
int priority=LOG_INFO; int priority=LOG_INFO;
struct stat sb; struct stat sb;
char log_buffer[4096]; char log_buffer[4096];
char *logp;
/* Set up sig handlers */ /* Set up sig handlers */
signal(SIGINT, klogd_signal); signal(SIGINT, klogd_signal);
@ -275,9 +274,9 @@ static void doKlogd(void)
signal(SIGTERM, klogd_signal); signal(SIGTERM, klogd_signal);
signal(SIGHUP, klogd_signal); signal(SIGHUP, klogd_signal);
logMessage(LOG_SYSLOG|LOG_INFO, "klogd started: " logMessage(LOG_SYSLOG|LOG_INFO, "klogd started: "
"BusyBox v" BB_VER " (" BB_BT ") multi-call binary"); "BusyBox v" BB_VER " (" BB_BT ")");
//ksyslog(1, NULL, 0); ksyslog(1, NULL, 0);
if ( ((stat(_PATH_KLOG, &sb) < 0) && (errno == ENOENT)) || if ( ((stat(_PATH_KLOG, &sb) < 0) && (errno == ENOENT)) ||
( (kmsg = open(_PATH_KLOG, O_RDONLY)) < 0 ) ) { ( (kmsg = open(_PATH_KLOG, O_RDONLY)) < 0 ) ) {
char message[80]; char message[80];
@ -308,7 +307,7 @@ static void doKlogd(void)
exit(1); exit(1);
} }
#endif #endif
fprintf(stderr, "the kernel says '%s'\n", log_buffer); logp=log_buffer;
if ( *log_buffer == '<' ) if ( *log_buffer == '<' )
{ {
switch ( *(log_buffer+1) ) switch ( *(log_buffer+1) )
@ -338,9 +337,9 @@ static void doKlogd(void)
default: default:
priority = LOG_DEBUG; priority = LOG_DEBUG;
} }
*log_buffer += 3; logp+=3;
} }
logMessage(LOG_KERN|priority, log_buffer); logMessage(LOG_KERN|priority, logp);
} }
} }
@ -350,6 +349,7 @@ extern int syslogd_main(int argc, char **argv)
{ {
int pid, klogd_pid; int pid, klogd_pid;
int doFork = TRUE; int doFork = TRUE;
char *p;
char **argv1=argv; char **argv1=argv;
while (--argc > 0 && **(++argv1) == '-') { while (--argc > 0 && **(++argv1) == '-') {
@ -376,6 +376,12 @@ extern int syslogd_main(int argc, char **argv)
} }
} }
/* Store away localhost's name before the fork */
gethostname(LocalHostName, sizeof(LocalHostName));
if ( (p = strchr(LocalHostName, '.')) ) {
*p++ = '\0';
}
if (doFork == TRUE) { if (doFork == TRUE) {
pid = fork(); pid = fork();
if ( pid < 0 ) if ( pid < 0 )
@ -388,7 +394,7 @@ extern int syslogd_main(int argc, char **argv)
doSyslogd(); doSyslogd();
} }
/* Start klogd process */ /* Start up the klogd process */
klogd_pid = fork(); klogd_pid = fork();
if (klogd_pid == 0 ) { if (klogd_pid == 0 ) {
strncpy(argv[0], "klogd", strlen(argv[0])); strncpy(argv[0], "klogd", strlen(argv[0]));

2
utility.c
View File

@ -45,7 +45,7 @@ const char mtab_file[] = "/proc/mounts";
#endif #endif
/* volatile so gcc knows this is the enod of the line */ /* volatile so gcc knows this is the end of the line */
extern void usage(const char *usage) extern void usage(const char *usage)
{ {
fprintf(stderr, "BusyBox v%s (%s) multi-call binary -- GPL2\n\n", BB_VER, BB_BT); fprintf(stderr, "BusyBox v%s (%s) multi-call binary -- GPL2\n\n", BB_VER, BB_BT);