added the --log-format option to allow users to request arbitrary

per-file logging of interactive rsync sessions.

log.c

@@ -174,7 +174,8 @@ void rflush(int fd)
 
 /* a generic logging routine for send/recv, with parameter
    substitiution */
-static void log_formatted(char *op, struct file_struct *file,
+static void log_formatted(int fd,
+			  char *format, char *op, struct file_struct *file,
 			  struct stats *initial_stats)
 {
 	extern int module_id;
@@ -187,7 +188,7 @@ static void log_formatted(char *op, struct file_struct *file,
 	extern int am_sender;
 	int64 b;
 
-	strlcpy(buf, lp_log_format(module_id), sizeof(buf)-1);
+	strlcpy(buf, format, sizeof(buf)-1);
 	
 	for (s=&buf[0]; 
 	     s && (p=strchr(s,'%')); ) {
@@ -214,8 +215,10 @@ static void log_formatted(char *op, struct file_struct *file,
 				 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': 
@@ -260,15 +263,20 @@ static void log_formatted(char *op, struct file_struct *file,
 		s = p+l;
 	}
 
-	rprintf(FLOG,"%s\n", buf);
+	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("send", file, initial_stats);
+		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);
 	}
 }
 
@@ -276,8 +284,13 @@ void log_send(struct file_struct *file, struct stats *initial_stats)
 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("recv", file, initial_stats);
+		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);
 	}
 }
 
@@ -296,7 +309,10 @@ void log_exit(int code)
 }
 
 /* log the incoming transfer of a file for interactive use, this
-   will be called at the end where the client was run */
+   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, char *fname)
 {
 	extern int verbose;

options.c

@@ -67,6 +67,7 @@ char *tmpdir = NULL;
 char *compare_dest = NULL;
 char *config_file = RSYNCD_CONF;
 char *shell_cmd = NULL;
+char *log_format = NULL;
 
 char *rsync_path = RSYNC_NAME;
 int rsync_port = RSYNC_PORT;
@@ -132,6 +133,7 @@ void usage(int F)
   rprintf(F,"     --port=PORT             specify alternate rsyncd port number\n");
   rprintf(F,"     --stats                 give some file transfer stats\n");  
   rprintf(F,"     --progress              show progress during transfer\n");  
+  rprintf(F,"     --log-format=FORMAT     log file transfers using specified format\n");  
   rprintf(F," -h, --help                  show this help screen\n");
 
   rprintf(F,"\n");
@@ -146,7 +148,7 @@ enum {OPT_VERSION,OPT_SUFFIX,OPT_SENDER,OPT_SERVER,OPT_EXCLUDE,
       OPT_EXCLUDE_FROM,OPT_DELETE,OPT_NUMERIC_IDS,OPT_RSYNC_PATH,
       OPT_FORCE,OPT_TIMEOUT,OPT_DAEMON,OPT_CONFIG,OPT_PORT,
       OPT_INCLUDE, OPT_INCLUDE_FROM, OPT_STATS, OPT_PARTIAL, OPT_PROGRESS,
-      OPT_SAFE_LINKS, OPT_COMPARE_DEST};
+      OPT_SAFE_LINKS, OPT_COMPARE_DEST, OPT_LOG_FORMAT};
 
 static char *short_options = "oblLWHpguDCtcahvrRIxnSe:B:T:z";
 
@@ -198,6 +200,7 @@ static struct option long_options[] = {
   {"partial",     0,     0,    OPT_PARTIAL},
   {"config",      1,     0,    OPT_CONFIG},
   {"port",        1,     0,    OPT_PORT},
+  {"log-format",  1,     0,    OPT_LOG_FORMAT},
   {0,0,0,0}};
 
 
@@ -419,6 +422,10 @@ int parse_arguments(int argc, char *argv[])
 			rsync_port = atoi(optarg);
 			break;
 
+		case OPT_LOG_FORMAT:
+			log_format = optarg;
+			break;
+
 		default:
 			return 0;
 		}

rsync.yo

@@ -254,6 +254,7 @@ Options
      --port=PORT             specify alternate rsyncd port number
      --stats                 give some file transfer stats
      --progress              show progress during transfer
+     --log-format=FORMAT     log file transfers using specified format
  -h, --help                  show this help screen
 )
 
@@ -549,6 +550,11 @@ specified.
 dit(bf(--port PORT)) This specifies an alternate TCP port number to use
 rather than the default port 873. 
 
+dit(bf(--log-format=FORMAT)) Normally rsync just logs filenames as
+they are transferred. This allows you to specify exactly what gets
+logged on a per file basis. The log format is specified using the same
+format conventions as the log format option in rsyncd.conf.
+
 dit(bf(--stats)) This tells rsync to print a verbose set of statistics
 on the file transfer, allowing you to tell how effective the rsync
 algorithm is for your data. This option only works in conjunction with

rsyncd.conf.yo

@@ -128,6 +128,7 @@ itemize(
   it() %f for the filename
   it() %P for the module path
   it() %m for the module name
+  it() %t for the current time
   it() %u for the authenticated username (or the null string)
   it() %b for the number of bytes actually transferred 
   it() %c when sending files this gives the number of checksum bytes