mirror of
https://github.com/sheumann/hush.git
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More stuff
-Erik
This commit is contained in:
Erik Andersen
parent
9a8195cc03
commit
f13df3752c
@ -5,6 +5,8 @@
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* Copyright (C) 1999,2000 by Lineo, inc.
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* Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
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*
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* Copyright (C) 2000 by Karl M. Hegbloom <karlheg@debian.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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@ -74,39 +76,38 @@ static const char syslogd_usage[] =
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/* Note: There is also a function called "message()" in init.c */
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/* Print a message to the log file. */
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static void message(char *fmt, ...)
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__attribute__ ((format (printf, 1, 2)));
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static void message(char *fmt, ...)
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static void message (char *fmt, ...) __attribute__ ((format (printf, 1, 2)));
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static void message (char *fmt, ...)
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{
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int fd;
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va_list arguments;
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if ( (fd = device_open(logFilePath,
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O_WRONLY | O_CREAT | O_NOCTTY | O_APPEND |
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O_NONBLOCK)) >= 0) {
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va_start(arguments, fmt);
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vdprintf(fd, fmt, arguments);
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va_end(arguments);
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close(fd);
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if ((fd = device_open (logFilePath,
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O_WRONLY | O_CREAT | O_NOCTTY | O_APPEND |
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O_NONBLOCK)) >= 0) {
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va_start (arguments, fmt);
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vdprintf (fd, fmt, arguments);
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va_end (arguments);
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close (fd);
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} else {
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/* Always send console messages to /dev/console so people will see them. */
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if ( (fd = device_open(_PATH_CONSOLE,
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O_WRONLY | O_NOCTTY | O_NONBLOCK)) >= 0) {
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va_start(arguments, fmt);
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vdprintf(fd, fmt, arguments);
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va_end(arguments);
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close(fd);
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if ((fd = device_open (_PATH_CONSOLE,
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O_WRONLY | O_NOCTTY | O_NONBLOCK)) >= 0) {
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va_start (arguments, fmt);
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vdprintf (fd, fmt, arguments);
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va_end (arguments);
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close (fd);
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} else {
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fprintf(stderr, "Bummer, can't print: ");
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va_start(arguments, fmt);
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vfprintf(stderr, fmt, arguments);
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fflush(stderr);
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va_end(arguments);
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fprintf (stderr, "Bummer, can't print: ");
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va_start (arguments, fmt);
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vfprintf (stderr, fmt, arguments);
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fflush (stderr);
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va_end (arguments);
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}
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}
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}
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static void logMessage(int pri, char *msg)
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static void logMessage (int pri, char *msg)
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{
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time_t now;
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char *timestamp;
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@ -161,11 +162,13 @@ static void doSyslogd (void)
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{
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struct sockaddr_un sunx;
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size_t addrLength;
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int sock_fd;
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fd_set readfds;
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fd_set fds;
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char lfile[PATH_MAX];
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/* Set up sig handlers */
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/* Set up signal handlers. */
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signal (SIGINT, quit_signal);
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signal (SIGTERM, quit_signal);
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signal (SIGQUIT, quit_signal);
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@ -173,86 +176,81 @@ static void doSyslogd (void)
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signal (SIGALRM, domark);
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alarm (MarkInterval);
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/* create the syslog file so realpath() can work */
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close(open(_PATH_LOG, O_RDWR | O_CREAT, 0644));
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if (realpath(_PATH_LOG, lfile) == NULL) {
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fatalError("Could not resolv path to " _PATH_LOG);
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}
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/* Create the syslog file so realpath() can work. */
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close (open (_PATH_LOG, O_RDWR | O_CREAT, 0644));
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if (realpath (_PATH_LOG, lfile) == NULL)
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fatalError ("Could not resolv path to " _PATH_LOG ": %s", strerror (errno));
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unlink (lfile);
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memset (&sunx, 0, sizeof(sunx));
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memset (&sunx, 0, sizeof (sunx));
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sunx.sun_family = AF_UNIX;
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strncpy (sunx.sun_path, lfile, sizeof(sunx.sun_path));
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if ((sock_fd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) {
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fatalError ("Couldn't obtain descriptor for socket " _PATH_LOG);
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}
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strncpy (sunx.sun_path, lfile, sizeof (sunx.sun_path));
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if ((sock_fd = socket (AF_UNIX, SOCK_STREAM, 0)) < 0)
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fatalError ("Couldn't obtain descriptor for socket " _PATH_LOG ": %s", strerror (errno));
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addrLength = sizeof (sunx.sun_family) + strlen (sunx.sun_path);
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if ((bind (sock_fd, (struct sockaddr *) &sunx, addrLength)) ||
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(listen (sock_fd, 5))) {
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fatalError ("Could not connect to socket " _PATH_LOG);
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}
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if ((bind (sock_fd, (struct sockaddr *) &sunx, addrLength)) || (listen (sock_fd, 5)))
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fatalError ("Could not connect to socket " _PATH_LOG ": %s", strerror (errno));
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if (chmod (lfile, 0666) < 0) {
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fatalError ("Could not set permission on " _PATH_LOG);
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}
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if (chmod (lfile, 0666) < 0)
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fatalError ("Could not set permission on " _PATH_LOG ": %s", strerror (errno));
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FD_ZERO (&readfds);
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FD_SET (sock_fd, &readfds);
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FD_ZERO (&fds);
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FD_SET (sock_fd, &fds);
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logMessage (0, "syslogd started: BusyBox v" BB_VER " (" BB_BT ")");
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for (;;) {
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int n_ready;
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int fd;
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fd_set readfds;
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int n_ready;
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int fd;
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memcpy (&readfds, &fds, sizeof (fds));
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if ((n_ready = select (FD_SETSIZE, &readfds, NULL, NULL, NULL)) < 0) {
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if (errno == EINTR) continue; /* alarm may have happened. */
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fatalError( "select error: %s\n", strerror(errno));
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fatalError ("select error: %s\n", strerror (errno));
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}
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/* Skip stdin, stdout, stderr */
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for (fd = 3; fd < FD_SETSIZE; fd++) {
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for (fd = 0; (n_ready > 0) && (fd < FD_SETSIZE); fd++) {
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if (FD_ISSET (fd, &readfds)) {
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--n_ready;
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if (fd == sock_fd) {
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int conn;
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if ((conn = accept(sock_fd, (struct sockaddr *) &sunx,
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&addrLength)) < 0) {
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fatalError( "accept error: %s\n", strerror(errno));
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if ((conn = accept (sock_fd, (struct sockaddr *) &sunx, &addrLength)) < 0) {
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fatalError ("accept error: %s\n", strerror (errno));
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}
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FD_SET (conn, &readfds);
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FD_SET (conn, &fds);
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continue;
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}
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else {
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#define BUFSIZE 1024 + 1
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char buf;
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char *q, *p;
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# define BUFSIZE 1023
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char buf[ BUFSIZE + 1 ];
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int n_read;
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char line[BUFSIZE];
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unsigned char c;
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int pri;
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/* Get set to read in a line */
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memset (line, 0, sizeof(line));
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pri = (LOG_USER | LOG_NOTICE);
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while ((n_read = read (fd, buf, BUFSIZE )) > 0) {
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/* Keep reading stuff till there is nothing else to read */
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while( (n_read = read (fd, &buf, 1)) > 0) {
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p = &buf;
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q = line;
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while (p && (c = *p) && q < &line[sizeof(line) - 1]) {
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int pri = (LOG_USER | LOG_NOTICE);
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char line[ BUFSIZE + 1 ];
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unsigned char c;
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char *p = buf, *q = line;
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buf[ n_read - 1 ] = '\0';
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while (p && (c = *p) && q < &line[ sizeof (line) - 1 ]) {
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if (c == '<') {
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/* Parse the magic priority number */
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/* Parse the magic priority number. */
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pri = 0;
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while (isdigit(*(++p))) {
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while (isdigit (*(++p))) {
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pri = 10 * pri + (*p - '0');
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}
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if (pri & ~(LOG_FACMASK | LOG_PRIMASK))
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pri = (LOG_USER | LOG_NOTICE);
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} else if (c == '\n') {
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*q++ = ' ';
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} else if (iscntrl(c) && (c < 0177)) {
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} else if (iscntrl (c) && (c < 0177)) {
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*q++ = '^';
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*q++ = c ^ 0100;
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} else {
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@ -261,13 +259,11 @@ static void doSyslogd (void)
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p++;
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}
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*q = '\0';
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/* Now log it */
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logMessage(pri, line);
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break;
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logMessage (pri, line);
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}
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close (fd);
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FD_CLR (fd, &readfds);
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FD_CLR (fd, &fds);
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}
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}
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}
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@ -351,7 +347,6 @@ static void doKlogd (void)
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#endif
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static void daemon_init (char **argv, char *dz, void fn (void)) __attribute__ ((noreturn));
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static void daemon_init (char **argv, char *dz, void fn (void))
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{
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setsid();
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145
syslogd.c
145
syslogd.c
@ -5,6 +5,8 @@
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* Copyright (C) 1999,2000 by Lineo, inc.
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* Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
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*
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* Copyright (C) 2000 by Karl M. Hegbloom <karlheg@debian.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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@ -74,39 +76,38 @@ static const char syslogd_usage[] =
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/* Note: There is also a function called "message()" in init.c */
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/* Print a message to the log file. */
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static void message(char *fmt, ...)
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__attribute__ ((format (printf, 1, 2)));
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static void message(char *fmt, ...)
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static void message (char *fmt, ...) __attribute__ ((format (printf, 1, 2)));
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static void message (char *fmt, ...)
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{
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int fd;
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va_list arguments;
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if ( (fd = device_open(logFilePath,
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O_WRONLY | O_CREAT | O_NOCTTY | O_APPEND |
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O_NONBLOCK)) >= 0) {
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va_start(arguments, fmt);
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vdprintf(fd, fmt, arguments);
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va_end(arguments);
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close(fd);
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if ((fd = device_open (logFilePath,
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O_WRONLY | O_CREAT | O_NOCTTY | O_APPEND |
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O_NONBLOCK)) >= 0) {
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va_start (arguments, fmt);
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vdprintf (fd, fmt, arguments);
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va_end (arguments);
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close (fd);
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} else {
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/* Always send console messages to /dev/console so people will see them. */
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if ( (fd = device_open(_PATH_CONSOLE,
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O_WRONLY | O_NOCTTY | O_NONBLOCK)) >= 0) {
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va_start(arguments, fmt);
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vdprintf(fd, fmt, arguments);
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va_end(arguments);
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close(fd);
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if ((fd = device_open (_PATH_CONSOLE,
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O_WRONLY | O_NOCTTY | O_NONBLOCK)) >= 0) {
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va_start (arguments, fmt);
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vdprintf (fd, fmt, arguments);
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va_end (arguments);
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close (fd);
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} else {
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fprintf(stderr, "Bummer, can't print: ");
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va_start(arguments, fmt);
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vfprintf(stderr, fmt, arguments);
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fflush(stderr);
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va_end(arguments);
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fprintf (stderr, "Bummer, can't print: ");
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va_start (arguments, fmt);
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vfprintf (stderr, fmt, arguments);
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fflush (stderr);
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va_end (arguments);
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}
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}
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}
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static void logMessage(int pri, char *msg)
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static void logMessage (int pri, char *msg)
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{
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time_t now;
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char *timestamp;
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@ -161,11 +162,13 @@ static void doSyslogd (void)
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{
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struct sockaddr_un sunx;
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size_t addrLength;
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int sock_fd;
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fd_set readfds;
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fd_set fds;
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char lfile[PATH_MAX];
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/* Set up sig handlers */
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/* Set up signal handlers. */
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signal (SIGINT, quit_signal);
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signal (SIGTERM, quit_signal);
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signal (SIGQUIT, quit_signal);
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@ -173,86 +176,81 @@ static void doSyslogd (void)
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signal (SIGALRM, domark);
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alarm (MarkInterval);
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/* create the syslog file so realpath() can work */
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close(open(_PATH_LOG, O_RDWR | O_CREAT, 0644));
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if (realpath(_PATH_LOG, lfile) == NULL) {
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fatalError("Could not resolv path to " _PATH_LOG);
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}
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/* Create the syslog file so realpath() can work. */
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close (open (_PATH_LOG, O_RDWR | O_CREAT, 0644));
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if (realpath (_PATH_LOG, lfile) == NULL)
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fatalError ("Could not resolv path to " _PATH_LOG ": %s", strerror (errno));
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unlink (lfile);
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memset (&sunx, 0, sizeof(sunx));
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memset (&sunx, 0, sizeof (sunx));
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sunx.sun_family = AF_UNIX;
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strncpy (sunx.sun_path, lfile, sizeof(sunx.sun_path));
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if ((sock_fd = socket(AF_UNIX, SOCK_STREAM, 0)) < 0) {
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fatalError ("Couldn't obtain descriptor for socket " _PATH_LOG);
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}
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strncpy (sunx.sun_path, lfile, sizeof (sunx.sun_path));
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if ((sock_fd = socket (AF_UNIX, SOCK_STREAM, 0)) < 0)
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fatalError ("Couldn't obtain descriptor for socket " _PATH_LOG ": %s", strerror (errno));
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addrLength = sizeof (sunx.sun_family) + strlen (sunx.sun_path);
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if ((bind (sock_fd, (struct sockaddr *) &sunx, addrLength)) ||
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(listen (sock_fd, 5))) {
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fatalError ("Could not connect to socket " _PATH_LOG);
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}
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if ((bind (sock_fd, (struct sockaddr *) &sunx, addrLength)) || (listen (sock_fd, 5)))
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fatalError ("Could not connect to socket " _PATH_LOG ": %s", strerror (errno));
|
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|
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if (chmod (lfile, 0666) < 0) {
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fatalError ("Could not set permission on " _PATH_LOG);
|
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}
|
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if (chmod (lfile, 0666) < 0)
|
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fatalError ("Could not set permission on " _PATH_LOG ": %s", strerror (errno));
|
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|
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FD_ZERO (&readfds);
|
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FD_SET (sock_fd, &readfds);
|
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FD_ZERO (&fds);
|
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FD_SET (sock_fd, &fds);
|
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|
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logMessage (0, "syslogd started: BusyBox v" BB_VER " (" BB_BT ")");
|
||||
|
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for (;;) {
|
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int n_ready;
|
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int fd;
|
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|
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fd_set readfds;
|
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int n_ready;
|
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int fd;
|
||||
|
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memcpy (&readfds, &fds, sizeof (fds));
|
||||
|
||||
if ((n_ready = select (FD_SETSIZE, &readfds, NULL, NULL, NULL)) < 0) {
|
||||
if (errno == EINTR) continue; /* alarm may have happened. */
|
||||
fatalError( "select error: %s\n", strerror(errno));
|
||||
fatalError ("select error: %s\n", strerror (errno));
|
||||
}
|
||||
|
||||
/* Skip stdin, stdout, stderr */
|
||||
for (fd = 3; fd < FD_SETSIZE; fd++) {
|
||||
for (fd = 0; (n_ready > 0) && (fd < FD_SETSIZE); fd++) {
|
||||
if (FD_ISSET (fd, &readfds)) {
|
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--n_ready;
|
||||
if (fd == sock_fd) {
|
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int conn;
|
||||
if ((conn = accept(sock_fd, (struct sockaddr *) &sunx,
|
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&addrLength)) < 0) {
|
||||
fatalError( "accept error: %s\n", strerror(errno));
|
||||
if ((conn = accept (sock_fd, (struct sockaddr *) &sunx, &addrLength)) < 0) {
|
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fatalError ("accept error: %s\n", strerror (errno));
|
||||
}
|
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FD_SET (conn, &readfds);
|
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FD_SET (conn, &fds);
|
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continue;
|
||||
}
|
||||
else {
|
||||
#define BUFSIZE 1024 + 1
|
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char buf;
|
||||
char *q, *p;
|
||||
# define BUFSIZE 1023
|
||||
char buf[ BUFSIZE + 1 ];
|
||||
int n_read;
|
||||
char line[BUFSIZE];
|
||||
unsigned char c;
|
||||
int pri;
|
||||
|
||||
/* Get set to read in a line */
|
||||
memset (line, 0, sizeof(line));
|
||||
pri = (LOG_USER | LOG_NOTICE);
|
||||
while ((n_read = read (fd, buf, BUFSIZE )) > 0) {
|
||||
|
||||
/* Keep reading stuff till there is nothing else to read */
|
||||
while( (n_read = read (fd, &buf, 1)) > 0) {
|
||||
p = &buf;
|
||||
q = line;
|
||||
while (p && (c = *p) && q < &line[sizeof(line) - 1]) {
|
||||
int pri = (LOG_USER | LOG_NOTICE);
|
||||
char line[ BUFSIZE + 1 ];
|
||||
unsigned char c;
|
||||
char *p = buf, *q = line;
|
||||
|
||||
buf[ n_read - 1 ] = '\0';
|
||||
|
||||
while (p && (c = *p) && q < &line[ sizeof (line) - 1 ]) {
|
||||
if (c == '<') {
|
||||
/* Parse the magic priority number */
|
||||
/* Parse the magic priority number. */
|
||||
pri = 0;
|
||||
while (isdigit(*(++p))) {
|
||||
while (isdigit (*(++p))) {
|
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pri = 10 * pri + (*p - '0');
|
||||
}
|
||||
if (pri & ~(LOG_FACMASK | LOG_PRIMASK))
|
||||
pri = (LOG_USER | LOG_NOTICE);
|
||||
} else if (c == '\n') {
|
||||
*q++ = ' ';
|
||||
} else if (iscntrl(c) && (c < 0177)) {
|
||||
} else if (iscntrl (c) && (c < 0177)) {
|
||||
*q++ = '^';
|
||||
*q++ = c ^ 0100;
|
||||
} else {
|
||||
@ -261,13 +259,11 @@ static void doSyslogd (void)
|
||||
p++;
|
||||
}
|
||||
*q = '\0';
|
||||
|
||||
/* Now log it */
|
||||
logMessage(pri, line);
|
||||
break;
|
||||
logMessage (pri, line);
|
||||
}
|
||||
close (fd);
|
||||
FD_CLR (fd, &readfds);
|
||||
FD_CLR (fd, &fds);
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -351,7 +347,6 @@ static void doKlogd (void)
|
||||
|
||||
#endif
|
||||
|
||||
static void daemon_init (char **argv, char *dz, void fn (void)) __attribute__ ((noreturn));
|
||||
static void daemon_init (char **argv, char *dz, void fn (void))
|
||||
{
|
||||
setsid();
|
||||
|
||||
Loading…
Reference in New Issue
Block a user