extern int am_daemon;
extern int am_server;
extern int am_sender;
+extern int local_server;
extern int quiet;
extern int module_id;
extern int msg_fd_out;
{ RERR_CMD_KILLED , "remote shell killed" },
{ RERR_CMD_RUN , "remote command could not be run" },
{ RERR_CMD_NOTFOUND,"remote command not found" },
- { RERR_DEL_LIMIT , "--max-delete limit stopped deletions" },
+ { RERR_DEL_LIMIT , "the --max-delete limit stopped deletions" },
{ 0, NULL }
};
static void logit(int priority, char *buf)
{
if (logfname) {
- if (!logfile)
+ if (!logfile) {
log_open();
+ if (!logfname) {
+ logit(priority, buf);
+ return;
+ }
+ }
fprintf(logfile,"%s [%d] %s",
timestring(time(NULL)), (int)getpid(), buf);
fflush(logfile);
}
}
-void log_init(void)
+static void syslog_init()
{
+ static int been_here = 0;
int options = LOG_PID;
+
+ if (been_here)
+ return;
+ been_here = 1;
+
+#ifdef LOG_NDELAY
+ options |= LOG_NDELAY;
+#endif
+
+#ifdef LOG_DAEMON
+ openlog("rsyncd", options, lp_syslog_facility());
+#else
+ openlog("rsyncd", options);
+#endif
+
+#ifndef LOG_NDELAY
+ logit(LOG_INFO, "rsyncd started\n");
+#endif
+}
+
+void log_init(void)
+{
time_t t;
if (log_initialised)
logfname = NULL;
}
-#ifdef LOG_NDELAY
- options |= LOG_NDELAY;
-#endif
-
-#ifdef LOG_DAEMON
- openlog("rsyncd", options, lp_syslog_facility());
-#else
- openlog("rsyncd", options);
-#endif
-
-#ifndef LOG_NDELAY
- logit(LOG_INFO,"rsyncd started\n");
-#endif
+ syslog_init();
}
void log_open(void)
logfile = fopen(logfname, "a");
umask(old_umask);
if (!logfile) {
- am_daemon = 0; /* avoid trying to log again */
- rsyserr(FERROR, errno, "fopen() of log-file failed");
- exit_cleanup(RERR_FILESELECT);
+ char *had_logfname = logfname;
+ int open_errno = errno;
+ /* Rsync falls back to using syslog on failure. */
+ logfname = NULL;
+ syslog_init();
+ rsyserr(FERROR, open_errno,
+ "failed to open log-file %s", had_logfname);
+ rprintf(FINFO, "Ignoring \"log file\" setting.\n");
}
}
}
if (buf[len-1] == '\r' || buf[len-1] == '\n')
fflush(f);
}
-
+
/* This is the rsync debugging function. Call it with FINFO, FERROR or
* FLOG. */
void rflush(enum logcode code)
{
FILE *f = NULL;
-
+
if (am_daemon) {
return;
}
struct file_struct *file, struct stats *initial_stats,
int iflags, char *hlink)
{
- char buf[MAXPATHLEN+1024];
- char buf2[MAXPATHLEN];
- char *p, *n;
+ char buf[MAXPATHLEN+1024], buf2[MAXPATHLEN], fmt[32];
+ char *p, *s, *n;
size_t len, total;
int64 b;
+ *fmt = '%';
+
/* We expand % codes one by one in place in buf. We don't
- * copy in the terminating nul of the inserted strings, but
- * rather keep going until we reach the nul of the format. */
+ * copy in the terminating null of the inserted strings, but
+ * rather keep going until we reach the null of the format. */
total = strlcpy(buf, format, sizeof buf);
-
- for (p = buf; (p = strchr(p, '%')) != NULL && p[1]; ) {
+ if (total > MAXPATHLEN) {
+ rprintf(FERROR, "log-format string is WAY too long!\n");
+ exit_cleanup(RERR_MESSAGEIO);
+ }
+ buf[total++] = '\n';
+ buf[total] = '\0';
+
+ for (p = buf; (p = strchr(p, '%')) != NULL; ) {
+ s = p++;
+ n = fmt + 1;
+ if (*p == '-')
+ *n++ = *p++;
+ while (isdigit(*(uchar*)p) && n - fmt < (int)(sizeof fmt) - 8)
+ *n++ = *p++;
+ if (!*p)
+ break;
+ *n = '\0';
n = NULL;
- switch (p[1]) {
+ switch (*p) {
case 'h': if (am_daemon) n = client_name(0); break;
case 'a': if (am_daemon) n = client_addr(0); break;
case 'l':
- snprintf(buf2, sizeof buf2, "%.0f",
+ strlcat(fmt, ".0f", sizeof fmt);
+ snprintf(buf2, sizeof buf2, fmt,
(double)file->length);
n = buf2;
break;
case 'p':
- snprintf(buf2, sizeof buf2, "%d",
- (int)getpid());
+ strlcat(fmt, "ld", sizeof fmt);
+ snprintf(buf2, sizeof buf2, fmt,
+ (long)getpid());
n = buf2;
break;
case 'o': n = op; break;
case 'f':
- pathjoin(buf2, sizeof buf2,
- am_sender && file->dir.root ? file->dir.root : "",
- safe_fname(f_name(file)));
- clean_fname(buf2, 0);
- n = buf2;
- if (*n == '/') n++;
+ n = safe_fname(f_name(file));
+ if (am_sender && file->dir.root) {
+ pathjoin(buf2, sizeof buf2,
+ file->dir.root, n);
+ /* The buffer from safe_fname() has more
+ * room than MAXPATHLEN, so this is safe. */
+ if (fmt[1])
+ strcpy(n, buf2);
+ else
+ n = buf2;
+ }
+ clean_fname(n, 0);
+ if (*n == '/')
+ n++;
break;
case 'n':
- n = (char*)safe_fname(f_name(file));
+ n = safe_fname(f_name(file));
if (S_ISDIR(file->mode)) {
/* The buffer from safe_fname() has more
* room than MAXPATHLEN, so this is safe. */
break;
case 'L':
if (hlink && *hlink) {
- snprintf(buf2, sizeof buf2, " => %s",
- safe_fname(hlink));
- n = buf2;
+ n = safe_fname(hlink);
+ strcpy(buf2, " => ");
} else if (S_ISLNK(file->mode) && file->u.link) {
- snprintf(buf2, sizeof buf2, " -> %s",
- safe_fname(file->u.link));
- n = buf2;
- } else
+ n = safe_fname(file->u.link);
+ strcpy(buf2, " -> ");
+ } else {
n = "";
+ if (!fmt[1])
+ break;
+ strcpy(buf2, " ");
+ }
+ strlcat(fmt, "s", sizeof fmt);
+ snprintf(buf2 + 4, sizeof buf2 - 4, fmt, n);
+ n = buf2;
break;
case 'm': n = lp_name(module_id); break;
case 't': n = timestring(time(NULL)); break;
b = stats.total_read -
initial_stats->total_read;
}
- snprintf(buf2, sizeof buf2, "%.0f", (double)b);
+ strlcat(fmt, ".0f", sizeof fmt);
+ snprintf(buf2, sizeof buf2, fmt, (double)b);
n = buf2;
break;
case 'c':
b = stats.total_read -
initial_stats->total_read;
}
- snprintf(buf2, sizeof buf2, "%.0f", (double)b);
+ strlcat(fmt, ".0f", sizeof fmt);
+ snprintf(buf2, sizeof buf2, fmt, (double)b);
n = buf2;
break;
case 'i':
n = "*deleting";
break;
}
- n = buf2;
+ n = buf2 + MAXPATHLEN - 32;
n[0] = iflags & ITEM_LOCAL_CHANGE
? iflags & ITEM_XNAME_FOLLOWS ? 'h' : 'c'
: !(iflags & ITEM_TRANSFER) ? '.'
- : *op == 's' ? '>' : '<';
+ : !local_server && *op == 's' ? '<' : '>';
n[1] = S_ISDIR(file->mode) ? 'd'
: IS_DEVICE(file->mode) ? 'D'
: S_ISLNK(file->mode) ? 'L' : 'f';
break;
}
- /* n is the string to be inserted in place of this %
- * code; len is its length not including the trailing
- * NUL */
- if (!n) {
- p += 2;
+ /* "n" is the string to be inserted in place of this % code. */
+ if (!n)
continue;
+ if (n != buf2 && fmt[1]) {
+ strlcat(fmt, "s", sizeof fmt);
+ snprintf(buf2, sizeof buf2, fmt, n);
+ n = buf2;
}
-
len = strlen(n);
- if (len + total - 2 >= sizeof buf) {
+ /* Subtract the length of the escape from the string's size. */
+ total -= p - s + 1;
+
+ if (len + total >= (size_t)sizeof buf) {
rprintf(FERROR,
"buffer overflow expanding %%%c -- exiting\n",
p[0]);
}
/* Shuffle the rest of the string along to make space for n */
- if (len != 2)
- memmove(p + len, p + 2, total - (p + 2 - buf) + 1);
- total += len - 2;
+ if (len != (size_t)(p - s + 1))
+ memmove(s + len, p + 1, total - (s - buf) + 1);
+ total += len;
- /* Insert the contents of string "n", but NOT its nul. */
+ /* Insert the contents of string "n", but NOT its null. */
if (len)
- memcpy(p, n, len);
+ memcpy(s, n, len);
/* Skip over inserted string; continue looking */
- p += len;
+ p = s + len;
}
- rprintf(code, "%s\n", buf);
+ rwrite(code, buf, total);
+}
+
+/* Return 1 if the format escape is in the log-format string (e.g. look for
+ * the 'b' in the "%9b" format escape). */
+int log_format_has(const char *format, char esc)
+{
+ const char *p;
+
+ if (!format)
+ return 0;
+
+ for (p = format; (p = strchr(p, '%')) != NULL; ) {
+ if (*++p == '-')
+ p++;
+ while (isdigit(*(uchar*)p))
+ p++;
+ if (!*p)
+ break;
+ if (*p == esc)
+ return 1;
+ }
+ return 0;
}
/* log the transfer of a file */