X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/a0009fc30dc850fadc16a07ce7918759751d88ce..a7e60f0c59271ab27b30b24af60d52918b08ee90:/receiver.c

diff --git a/receiver.c b/receiver.c
index 6e2bd1c9..805f0f6c 100644
--- a/receiver.c
+++ b/receiver.c
@@ -45,6 +45,8 @@ extern int remove_sent_files;
 extern int module_id;
 extern int ignore_errors;
 extern int orig_umask;
+extern int append_mode;
+extern int sparse_files;
 extern int keep_partial;
 extern int checksum_seed;
 extern int inplace;
@@ -212,6 +214,32 @@ static int receive_data(int f_in, char *fname_r, int fd_r, OFF_T size_r,
 
 	sum_init(checksum_seed);
 
+	if (append_mode) {
+		OFF_T j;
+		sum.flength = (OFF_T)sum.count * sum.blength;
+		if (sum.remainder)
+			sum.flength -= sum.blength - sum.remainder;
+		for (j = CHUNK_SIZE; j < sum.flength; j += CHUNK_SIZE) {
+			if (do_progress)
+				show_progress(offset, total_size);
+			sum_update(map_ptr(mapbuf, offset, CHUNK_SIZE),
+				   CHUNK_SIZE);
+			offset = j;
+		}
+		if (offset < sum.flength) {
+			int32 len = sum.flength - offset;
+			if (do_progress)
+				show_progress(offset, total_size);
+			sum_update(map_ptr(mapbuf, offset, len), len);
+			offset = sum.flength;
+		}
+		if (fd != -1 && do_lseek(fd, offset, SEEK_SET) != offset) {
+			rsyserr(FERROR, errno, "lseek failed on %s",
+				full_fname(fname));
+			exit_cleanup(RERR_FILEIO);
+		}
+	}
+
 	while ((i = recv_token(f_in, &data)) != 0) {
 		if (do_progress)
 			show_progress(offset, total_size);
@@ -326,6 +354,8 @@ static void handle_delayed_updates(struct file_list *flist, char *local_name)
 					safe_fname(partialptr),
 					safe_fname(fname));
 			}
+			/* We don't use robust_rename() here because the
+			 * partial-dir must be on the same drive. */
 			if (do_rename(partialptr, fname) < 0) {
 				rsyserr(FERROR, errno,
 					"rename failed for %s (from %s)",
@@ -417,6 +447,10 @@ int recv_files(int f_in, struct file_list *flist, char *local_name)
 			send_msg(MSG_DONE, "", 0);
 			if (keep_partial && !partial_dir)
 				make_backups = 0; /* prevents double backup */
+			if (append_mode) {
+				append_mode = 0;
+				sparse_files = 0;
+			}
 			continue;
 		}
 
@@ -462,7 +496,8 @@ int recv_files(int f_in, struct file_list *flist, char *local_name)
 		}
 		if (write_batch < 0) {
 			log_item(file, &stats, iflags, NULL);
-			discard_receive_data(f_in, file->length);
+			if (!am_server)
+				discard_receive_data(f_in, file->length);
 			continue;
 		}
 
@@ -580,7 +615,7 @@ int recv_files(int f_in, struct file_list *flist, char *local_name)
 
 		/* We now check to see if we are writing file "inplace" */
 		if (inplace)  {
-			fd2 = do_open(fname, O_WRONLY|O_CREAT, 0);
+			fd2 = do_open(fname, O_WRONLY|O_CREAT, 0600);
 			if (fd2 == -1) {
 				rsyserr(FERROR, errno, "open %s failed",
 					full_fname(fname));
@@ -623,7 +658,7 @@ int recv_files(int f_in, struct file_list *flist, char *local_name)
 				continue;
 			}
 
-			if (partialptr)
+			if (keep_partial)
 				cleanup_set(fnametmp, partialptr, file, fd1, fd2);
 		}