X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/afc65a5acffdf2a3e8c4b35b4d8ace3aa42773bc..126e7affb7a8fd7ca6293ca9c77db3e5319028ad:/log.c

diff --git a/log.c b/log.c
index 652bc06a..80aed1d3 100644
--- a/log.c
+++ b/log.c
@@ -32,6 +32,7 @@ extern int dry_run;
 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;
@@ -58,6 +59,7 @@ struct {
 	{ RERR_FILESELECT , "errors selecting input/output files, dirs" },
 	{ RERR_UNSUPPORTED, "requested action not supported" },
 	{ RERR_STARTCLIENT, "error starting client-server protocol" },
+	{ RERR_LOG_FAILURE, "daemon unable to append to log-file" },
 	{ RERR_SOCKETIO   , "error in socket IO" },
 	{ RERR_FILEIO     , "error in file IO" },
 	{ RERR_STREAMIO   , "error in rsync protocol data stream" },
@@ -71,8 +73,9 @@ struct {
 	{ RERR_TIMEOUT    , "timeout in data send/receive" },
 	{ RERR_CMD_FAILED , "remote shell failed" },
 	{ RERR_CMD_KILLED , "remote shell killed" },
-	{ RERR_CMD_RUN,     "remote command could not be run" },
-	{ RERR_CMD_NOTFOUND, "remote command not found" },
+	{ RERR_CMD_RUN    , "remote command could not be run" },
+	{ RERR_CMD_NOTFOUND,"remote command not found" },
+	{ RERR_DEL_LIMIT  , "the --max-delete limit stopped deletions" },
 	{ 0, NULL }
 };
 
@@ -155,7 +158,7 @@ void log_open(void)
 		if (!logfile) {
 			am_daemon = 0; /* avoid trying to log again */
 			rsyserr(FERROR, errno, "fopen() of log-file failed");
-			exit_cleanup(RERR_FILESELECT);
+			exit_cleanup(RERR_LOG_FAILURE);
 		}
 	}
 }
@@ -349,44 +352,64 @@ static void log_formatted(enum logcode code, char *format, char *op,
 			  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]; ) {
+	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. */
@@ -395,21 +418,27 @@ static void log_formatted(enum logcode code, char *format, char *op,
 			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;
 		case 'P': n = lp_path(module_id); break;
 		case 'u': n = auth_user; break;
 		case 'b':
+			strlcat(fmt, ".0f", sizeof fmt);
 			if (am_sender) {
 				b = stats.total_written -
 					initial_stats->total_written;
@@ -417,10 +446,11 @@ static void log_formatted(enum logcode code, char *format, char *op,
 				b = stats.total_read -
 					initial_stats->total_read;
 			}
-			snprintf(buf2, sizeof buf2, "%.0f", (double)b);
+			snprintf(buf2, sizeof buf2, fmt, (double)b);
 			n = buf2;
 			break;
 		case 'c':
+			strlcat(fmt, ".0f", sizeof fmt);
 			if (!am_sender) {
 				b = stats.total_written -
 					initial_stats->total_written;
@@ -428,17 +458,19 @@ static void log_formatted(enum logcode code, char *format, char *op,
 				b = stats.total_read -
 					initial_stats->total_read;
 			}
-			snprintf(buf2, sizeof buf2, "%.0f", (double)b);
+			snprintf(buf2, sizeof buf2, fmt, (double)b);
 			n = buf2;
 			break;
 		case 'i':
 			if (iflags & ITEM_DELETED) {
-				n = "deleting";
+				n = "*deleting";
 				break;
 			}
-			n = buf2;
-			n[0] = !(iflags & ITEM_UPDATING) ? '.'
-			     : *op == 's' ? '>' : '<';
+			n = buf2 + MAXPATHLEN - 32;
+			n[0] = iflags & ITEM_LOCAL_CHANGE
+			      ? iflags & ITEM_XNAME_FOLLOWS ? 'h' : 'c'
+			     : !(iflags & ITEM_TRANSFER) ? '.'
+			     : !local_server && *op == 's' ? '<' : '>';
 			n[1] = S_ISDIR(file->mode) ? 'd'
 			     : IS_DEVICE(file->mode) ? 'D'
 			     : S_ISLNK(file->mode) ? 'L' : 'f';
@@ -450,7 +482,7 @@ static void log_formatted(enum logcode code, char *format, char *op,
 			n[5] = !(iflags & ITEM_REPORT_PERMS) ? '.' : 'p';
 			n[6] = !(iflags & ITEM_REPORT_OWNER) ? '.' : 'o';
 			n[7] = !(iflags & ITEM_REPORT_GROUP) ? '.' : 'g';
-			n[8] = '.';
+			n[8] = !(iflags & ITEM_REPORT_XATTRS) ? '.' : 'a';
 			n[9] = '\0';
 
 			if (iflags & (ITEM_IS_NEW|ITEM_MISSING_DATA)) {
@@ -458,7 +490,7 @@ static void log_formatted(enum logcode code, char *format, char *op,
 				int i;
 				for (i = 2; n[i]; i++)
 					n[i] = ch;
-			} else if (!(iflags & ITEM_UPDATING)) {
+			} else if (!(iflags & (ITEM_TRANSFER|ITEM_LOCAL_CHANGE))) {
 				int i;
 				for (i = 2; n[i]; i++) {
 					if (n[i] != '.')
@@ -467,45 +499,67 @@ static void log_formatted(enum logcode code, char *format, char *op,
 				if (!n[i]) {
 					for (i = 2; n[i]; i++)
 						n[i] = ' ';
-					n[0] = '=';
 				}
 			}
 			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;
+
+		if (len + total >= sizeof buf) {
 			rprintf(FERROR,
 				"buffer overflow expanding %%%c -- exiting\n",
-				p[0]);
+				p[-1]);
 			exit_cleanup(RERR_MESSAGEIO);
 		}
 
 		/* 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))
+			memmove(s + len, p, 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);
 }
 
+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 */
 void log_item(struct file_struct *file, struct stats *initial_stats,
 	      int iflags, char *hlink)
@@ -521,6 +575,18 @@ void log_item(struct file_struct *file, struct stats *initial_stats,
 	}
 }
 
+void maybe_log_item(struct file_struct *file, int iflags, int itemizing,
+		    char *buf)
+{
+	int see_item = itemizing && (iflags || verbose > 1);
+	if (am_server) {
+		if (am_daemon && !dry_run && see_item)
+			log_item(file, &stats, iflags, buf);
+	} else if (see_item || iflags & ITEM_LOCAL_CHANGE || *buf
+	    || (S_ISDIR(file->mode) && iflags & SIGNIFICANT_ITEM_FLAGS))
+		log_item(file, &stats, iflags, buf);
+}
+
 void log_delete(char *fname, int mode)
 {
 	static struct file_struct file;
@@ -537,7 +603,7 @@ void log_delete(char *fname, int mode)
 			len++; /* directories include trailing null */
 		send_msg(MSG_DELETED, fname, len);
 	} else {
-		fmt = log_format_has_o_or_i ? log_format : "%i %n";
+		fmt = log_format_has_o_or_i ? log_format : "deleting %n";
 		log_formatted(FCLIENT, fmt, "del.", &file, &stats,
 			      ITEM_DELETED, NULL);
 	}
@@ -545,7 +611,7 @@ void log_delete(char *fname, int mode)
 	if (!am_daemon || dry_run || !lp_transfer_logging(module_id))
 		return;
 
-	fmt = daemon_log_format_has_o_or_i ? lp_log_format(module_id) : "%i %n";
+	fmt = daemon_log_format_has_o_or_i ? lp_log_format(module_id) : "deleting %n";
 	log_formatted(FLOG, fmt, "del.", &file, &stats, ITEM_DELETED, NULL);
 }