Patch from Bastian Blank:

On Sat, Jun 19, 2004 at 10:57:37PM +0200, Bastian Blank wrote:
> The following patch changes klogd to use openlog/syslog themself
> instead of calling syslog_msg which always calls the triple
> openlog/syslog/closelog.

Updated patch: get rid of syslog_msg entirely. Request from Erik Andersen.

Bastian
This commit is contained in:
Eric Andersen 2004-06-22 10:07:17 +00:00
parent 78a5ddeff0
commit 36adca81f5
7 changed files with 22 additions and 67 deletions

View File

@ -249,9 +249,6 @@ extern int vdprintf(int d, const char *format, va_list ap);
int nfsmount(const char *spec, const char *node, int *flags, int nfsmount(const char *spec, const char *node, int *flags,
char **extra_opts, char **mount_opts, int running_bg); char **extra_opts, char **mount_opts, int running_bg);
void syslog_msg_with_name(const char *name, int facility, int pri, const char *msg);
void syslog_msg(int facility, int pri, const char *msg);
/* Include our own copy of struct sysinfo to avoid binary compatability /* Include our own copy of struct sysinfo to avoid binary compatability
* problems with Linux 2.4, which changed things. Grumble, grumble. */ * problems with Linux 2.4, which changed things. Grumble, grumble. */
struct sysinfo { struct sysinfo {

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@ -229,7 +229,9 @@ static void message(int device, const char *fmt, ...)
/* Log the message to syslogd */ /* Log the message to syslogd */
if (device & LOG) { if (device & LOG) {
/* don`t out "\r\n" */ /* don`t out "\r\n" */
syslog_msg(LOG_DAEMON, LOG_INFO, msg + 1); openlog(bb_applet_name, 0, LOG_DAEMON);
syslog(LOG_INFO, "%s", msg);
closelog();
} }
msg[l++] = '\n'; msg[l++] = '\n';

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@ -41,7 +41,7 @@ LIBBB_SRC:= \
read_package_field.c recursive_action.c remove_file.c \ read_package_field.c recursive_action.c remove_file.c \
restricted_shell.c run_parts.c run_shell.c safe_read.c safe_write.c \ restricted_shell.c run_parts.c run_shell.c safe_read.c safe_write.c \
safe_strncpy.c setup_environment.c simplify_path.c syscalls.c \ safe_strncpy.c setup_environment.c simplify_path.c syscalls.c \
syslog_msg_with_name.c trim.c u_signal_names.c vdprintf.c verror_msg.c \ trim.c u_signal_names.c vdprintf.c verror_msg.c \
vherror_msg.c vperror_msg.c wfopen.c xconnect.c xgetcwd.c \ vherror_msg.c vperror_msg.c wfopen.c xconnect.c xgetcwd.c \
xgethostbyname.c xgethostbyname2.c xreadlink.c xregcomp.c xgetlarg.c \ xgethostbyname.c xgethostbyname2.c xreadlink.c xregcomp.c xgetlarg.c \
get_terminal_width_height.c fclose_nonstdin.c fflush_stdout_and_exit.c \ get_terminal_width_height.c fclose_nonstdin.c fflush_stdout_and_exit.c \

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@ -1,45 +0,0 @@
/* vi: set sw=4 ts=4: */
/*
* Utility routines.
*
* Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
*
* 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 2 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
*/
#include <stdio.h>
#include <sys/syslog.h>
#include "libbb.h"
void syslog_msg_with_name(const char *name, int facility, int pri, const char *msg)
{
openlog(name, 0, facility);
syslog(pri, "%s", msg);
closelog();
}
void syslog_msg(int facility, int pri, const char *msg)
{
syslog_msg_with_name(bb_applet_name, facility, pri, msg);
}
/* END CODE */
/*
Local Variables:
c-file-style: "linux"
c-basic-offset: 4
tab-width: 4
End:
*/

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@ -998,7 +998,9 @@ static void error(const char *fmt, ...)
va_end(va_alist); va_end(va_alist);
#ifdef USE_SYSLOG #ifdef USE_SYSLOG
syslog_msg(LOG_AUTH, LOG_ERR, buf); openlog(bb_applet_name, 0, LOG_AUTH);
syslog(LOG_ERR, "%s", buf);
closelog();
#else #else
strncat(bp, "\r\n", 256 - strlen(buf)); strncat(bp, "\r\n", 256 - strlen(buf));
buf[255] = 0; buf[255] = 0;

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@ -1,4 +1,4 @@
/* $Id: telnetd.c,v 1.11 2004/03/15 08:28:53 andersen Exp $ /* $Id: telnetd.c,v 1.12 2004/06/22 10:07:17 andersen Exp $
* *
* Simple telnet server * Simple telnet server
* Bjorn Wesen, Axis Communications AB (bjornw@axis.com) * Bjorn Wesen, Axis Communications AB (bjornw@axis.com)
@ -269,7 +269,7 @@ make_new_session(int sockfd)
pty = getpty(tty_name); pty = getpty(tty_name);
if (pty < 0) { if (pty < 0) {
syslog_msg(LOG_USER, LOG_ERR, "All network ports in use!"); syslog(LOG_ERR, "All network ports in use!");
return 0; return 0;
} }
@ -292,7 +292,7 @@ make_new_session(int sockfd)
if ((pid = fork()) < 0) { if ((pid = fork()) < 0) {
syslog_msg(LOG_USER, LOG_ERR, "Can`t forking"); syslog(LOG_ERR, "Can`t forking");
} }
if (pid == 0) { if (pid == 0) {
/* In child, open the child's side of the tty. */ /* In child, open the child's side of the tty. */
@ -304,7 +304,7 @@ make_new_session(int sockfd)
setsid(); setsid();
if (open(tty_name, O_RDWR /*| O_NOCTTY*/) < 0) { if (open(tty_name, O_RDWR /*| O_NOCTTY*/) < 0) {
syslog_msg(LOG_USER, LOG_ERR, "Could not open tty"); syslog(LOG_ERR, "Could not open tty");
exit(1); exit(1);
} }
dup(0); dup(0);
@ -330,7 +330,7 @@ make_new_session(int sockfd)
execv(loginpath, (char *const *)argv_init); execv(loginpath, (char *const *)argv_init);
/* NOT REACHED */ /* NOT REACHED */
syslog_msg(LOG_USER, LOG_ERR, "execv error"); syslog(LOG_ERR, "execv error");
exit(1); exit(1);
} }
@ -422,6 +422,8 @@ telnetd_main(int argc, char **argv)
argv_init[0] = loginpath; argv_init[0] = loginpath;
openlog(bb_applet_name, 0, LOG_USER);
#ifdef CONFIG_FEATURE_TELNETD_INETD #ifdef CONFIG_FEATURE_TELNETD_INETD
maxfd = 1; maxfd = 1;
sessions = make_new_session(); sessions = make_new_session();

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@ -47,8 +47,8 @@ static void klogd_signal(int sig)
klogctl(7, NULL, 0); klogctl(7, NULL, 0);
klogctl(0, 0, 0); klogctl(0, 0, 0);
/* logMessage(0, "Kernel log daemon exiting."); */ /* logMessage(0, "Kernel log daemon exiting."); */
syslog_msg(LOG_SYSLOG, LOG_NOTICE, "Kernel log daemon exiting."); syslog(LOG_NOTICE, "Kernel log daemon exiting.");
exit(TRUE); exit(EXIT_SUCCESS);
} }
static void doKlogd(const char console_log_level) __attribute__ ((noreturn)); static void doKlogd(const char console_log_level) __attribute__ ((noreturn));
@ -59,6 +59,8 @@ static void doKlogd(const char console_log_level)
int i, n, lastc; int i, n, lastc;
char *start; char *start;
openlog("kernel", 0, LOG_KERN);
/* Set up sig handlers */ /* Set up sig handlers */
signal(SIGINT, klogd_signal); signal(SIGINT, klogd_signal);
signal(SIGKILL, klogd_signal); signal(SIGKILL, klogd_signal);
@ -72,22 +74,17 @@ static void doKlogd(const char console_log_level)
if (console_log_level) if (console_log_level)
klogctl(8, NULL, console_log_level); klogctl(8, NULL, console_log_level);
syslog_msg(LOG_SYSLOG, LOG_NOTICE, "klogd started: " BB_BANNER); syslog(LOG_NOTICE, "klogd started: " BB_BANNER);
while (1) { while (1) {
/* Use kernel syscalls */ /* Use kernel syscalls */
memset(log_buffer, '\0', sizeof(log_buffer)); memset(log_buffer, '\0', sizeof(log_buffer));
n = klogctl(2, log_buffer, sizeof(log_buffer)); n = klogctl(2, log_buffer, sizeof(log_buffer));
if (n < 0) { if (n < 0) {
char message[80];
if (errno == EINTR) if (errno == EINTR)
continue; continue;
snprintf(message, 79, syslog(LOG_ERR, "klogd: Error return from sys_sycall: %d - %s.\n", errno, strerror(errno));
"klogd: Error return from sys_sycall: %d - %s.\n", errno, exit(EXIT_FAILURE);
strerror(errno));
syslog_msg(LOG_SYSLOG, LOG_ERR, message);
exit(1);
} }
/* klogctl buffer parsing modelled after code in dmesg.c */ /* klogctl buffer parsing modelled after code in dmesg.c */
@ -107,7 +104,7 @@ static void doKlogd(const char console_log_level)
} }
if (log_buffer[i] == '\n') { if (log_buffer[i] == '\n') {
log_buffer[i] = '\0'; /* zero terminate this message */ log_buffer[i] = '\0'; /* zero terminate this message */
syslog_msg(LOG_KERN, priority, start); syslog(priority, start);
start = &log_buffer[i + 1]; start = &log_buffer[i + 1];
priority = LOG_INFO; priority = LOG_INFO;
} }