*/
#include "rsync.h"
-/* this is the rsync debugging function. Call it with FINFO or FERROR */
-void rprintf(int fd, const char *format, ...)
+static FILE *logfile;
+
+
+static void logit(int priority, char *buf)
+{
+ if (logfile) {
+ fprintf(logfile,"%s [%d] %s",
+ timestring(time(NULL)), (int)getpid(), buf);
+ fflush(logfile);
+ } else {
+ syslog(priority, "%s", buf);
+ }
+}
+
+void log_open(void)
+{
+ static int initialised;
+ int options = LOG_PID;
+ time_t t;
+ char *logf;
+
+ if (initialised) return;
+ initialised = 1;
+
+ /* this looks pointless, but it is needed in order for the
+ C library on some systems to fetch the timezone info
+ before the chroot */
+ t = time(NULL);
+ localtime(&t);
+
+ /* optionally use a log file instead of syslog */
+ logf = lp_log_file();
+ if (logf && *logf) {
+ extern int orig_umask;
+ int old_umask = umask(022 | orig_umask);
+ logfile = fopen(logf, "a");
+ umask(old_umask);
+ return;
+ }
+
+#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
+}
+
+
+/* this is the rsync debugging function. Call it with FINFO, FERROR or FLOG */
+ void rprintf(int fd, const char *format, ...)
{
va_list ap;
char buf[1024];
int len;
FILE *f=NULL;
extern int am_daemon;
-
- if (am_daemon) {
- static FILE *logf;
- if (!logf) logf = fopen(RSYNCD_LOG, "a");
- f = logf;
- if (!f) return;
- }
+ /* recursion can happen with certain fatal conditions */
va_start(ap, format);
-
-#if HAVE_VSNPRINTF
- len = vsnprintf(buf, sizeof(buf)-1, format, ap);
-#else
- len = vsprintf(buf, format, ap);
-#endif
+ len = vslprintf(buf, sizeof(buf), format, ap);
va_end(ap);
- if (len < 0) exit_cleanup(1);
+ if (len < 0) exit_cleanup(RERR_MESSAGEIO);
- if (!am_daemon) {
- if (fd == FERROR) {
- f = stderr;
- }
-
- if (fd == FINFO) {
- extern int am_server;
- if (am_server)
- f = stderr;
- else
- f = stdout;
- }
+ if (len > sizeof(buf)-1) exit_cleanup(RERR_MESSAGEIO);
+
+ buf[len] = 0;
+
+ if (fd == FLOG) {
+ if (am_daemon) logit(LOG_INFO, buf);
+ return;
}
- if (!f) exit_cleanup(1);
+ if (am_daemon) {
+ static int depth;
+ int priority = LOG_INFO;
+ if (fd == FERROR) priority = LOG_WARNING;
+
+ if (depth) return;
- if (fwrite(buf, len, 1, f) != 1) exit_cleanup(1);
+ depth++;
+
+ log_open();
+ if (!io_multiplex_write(fd, buf, strlen(buf))) {
+ logit(priority, buf);
+ }
+
+ depth--;
+ return;
+ }
+
+ if (fd == FERROR) {
+ f = stderr;
+ }
+
+ if (fd == FINFO) {
+ extern int am_server;
+ if (am_server)
+ f = stderr;
+ else
+ f = stdout;
+ }
+
+ if (!f) exit_cleanup(RERR_MESSAGEIO);
+
+ if (fwrite(buf, len, 1, f) != 1) exit_cleanup(RERR_MESSAGEIO);
+
+ if (buf[len-1] == '\r' || buf[len-1] == '\n') fflush(f);
}
void rflush(int fd)
return;
}
+ if (fd == FLOG) {
+ return;
+ }
+
if (fd == FERROR) {
f = stderr;
}
f = stdout;
}
- if (!f) exit_cleanup(1);
+ if (!f) exit_cleanup(RERR_MESSAGEIO);
fflush(f);
}
+
+
+/* a generic logging routine for send/recv, with parameter
+ substitiution */
+static void log_formatted(int fd,
+ char *format, char *op, struct file_struct *file,
+ struct stats *initial_stats)
+{
+ extern int module_id;
+ extern char *auth_user;
+ char buf[1024];
+ char buf2[1024];
+ char *p, *s, *n;
+ int l;
+ extern struct stats stats;
+ extern int am_sender;
+ extern int am_daemon;
+ int64 b;
+
+ strlcpy(buf, format, sizeof(buf));
+
+ for (s=&buf[0];
+ s && (p=strchr(s,'%')); ) {
+ n = NULL;
+ s = p + 1;
+
+ switch (p[1]) {
+ case 'h': if (am_daemon) n = client_name(0); break;
+ case 'a': if (am_daemon) n = client_addr(0); break;
+ case 'l':
+ slprintf(buf2,sizeof(buf2),"%.0f",
+ (double)file->length);
+ n = buf2;
+ break;
+ case 'p':
+ slprintf(buf2,sizeof(buf2),"%d",
+ (int)getpid());
+ n = buf2;
+ break;
+ case 'o': n = op; break;
+ case 'f':
+ slprintf(buf2, sizeof(buf2), "%s/%s",
+ file->basedir?file->basedir:"",
+ f_name(file));
+ clean_fname(buf2);
+ n = buf2;
+ if (*n == '/') n++;
+ break;
+ case 'm': n = lp_name(module_id); break;
+ case 't': n = timestring(time(NULL)); break;
+ case 'P': n = lp_path(module_id); break;
+ case 'u': n = auth_user; break;
+ case 'b':
+ if (am_sender) {
+ b = stats.total_written -
+ initial_stats->total_written;
+ } else {
+ b = stats.total_read -
+ initial_stats->total_read;
+ }
+ slprintf(buf2,sizeof(buf2),"%.0f", (double)b);
+ n = buf2;
+ break;
+ case 'c':
+ if (!am_sender) {
+ b = stats.total_written -
+ initial_stats->total_written;
+ } else {
+ b = stats.total_read -
+ initial_stats->total_read;
+ }
+ slprintf(buf2,sizeof(buf2),"%.0f", (double)b);
+ n = buf2;
+ break;
+ }
+
+ if (!n) continue;
+
+ l = strlen(n);
+
+ if ((l-1) + ((int)(s - &buf[0])) > sizeof(buf)) {
+ rprintf(FERROR,"buffer overflow expanding %%%c - exiting\n",
+ p[0]);
+ exit_cleanup(RERR_MESSAGEIO);
+ }
+
+ if (l != 2) {
+ memmove(s+(l-1), s+1, strlen(s+1)+1);
+ }
+ memcpy(p, n, l);
+
+ s = p+l;
+ }
+
+ rprintf(fd,"%s\n", buf);
+}
+
+/* log the outgoing transfer of a file */
+void log_send(struct file_struct *file, struct stats *initial_stats)
+{
+ extern int module_id;
+ extern int am_server;
+ extern char *log_format;
+
+ if (lp_transfer_logging(module_id)) {
+ log_formatted(FLOG, lp_log_format(module_id), "send", file, initial_stats);
+ } else if (log_format && !am_server) {
+ log_formatted(FINFO, log_format, "send", file, initial_stats);
+ }
+}
+
+/* log the incoming transfer of a file */
+void log_recv(struct file_struct *file, struct stats *initial_stats)
+{
+ extern int module_id;
+ extern int am_server;
+ extern char *log_format;
+
+ if (lp_transfer_logging(module_id)) {
+ log_formatted(FLOG, lp_log_format(module_id), "send", file, initial_stats);
+ } else if (log_format && !am_server) {
+ log_formatted(FINFO, log_format, "send", file, initial_stats);
+ }
+}
+
+/* called when the transfer is interrupted for some reason */
+void log_exit(int code, const char *file, int line)
+{
+ if (code == 0) {
+ extern struct stats stats;
+ rprintf(FLOG,"wrote %.0f bytes read %.0f bytes total size %.0f\n",
+ (double)stats.total_written,
+ (double)stats.total_read,
+ (double)stats.total_size);
+ } else {
+ rprintf(FLOG,"transfer interrupted (code %d) at %s(%d)\n",
+ code, file, line);
+ }
+}
+
+/* log the incoming transfer of a file for interactive use, this
+ will be called at the end where the client was run
+
+ it i called when a file starts to be transferred
+*/
+void log_transfer(struct file_struct *file, const char *fname)
+{
+ extern int verbose;
+
+ if (!verbose) return;
+
+ rprintf(FINFO,"%s\n", fname);
+}
+