A couple comment tweaks.
[rsync/rsync.git] / sender.c
index b079955..600ad84 100644 (file)
--- a/sender.c
+++ b/sender.c
@@ -3,11 +3,11 @@
  *
  * Copyright (C) 1996 Andrew Tridgell
  * Copyright (C) 1996 Paul Mackerras
- * Copyright (C) 2003, 2004, 2005, 2006 Wayne Davison
+ * Copyright (C) 2003-2009 Wayne Davison
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * the Free Software Foundation; either version 3 of the License, or
  * (at your option) any later version.
  *
  * This program is distributed in the hope that it will be useful,
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
+ * with this program; if not, visit the http://fsf.org website.
  */
 
 #include "rsync.h"
+#include "inums.h"
 
-extern int verbose;
 extern int do_xfers;
 extern int am_server;
 extern int am_daemon;
-extern int incremental;
+extern int inc_recurse;
 extern int log_before_transfer;
 extern int stdout_format_has_i;
 extern int logfile_format_has_i;
 extern int csum_length;
 extern int append_mode;
 extern int io_error;
+extern int flist_eof;
 extern int allowed_lull;
+extern int preserve_xattrs;
 extern int protocol_version;
 extern int remove_source_files;
 extern int updating_basis_file;
 extern int make_backups;
-extern int do_progress;
 extern int inplace;
 extern int batch_fd;
 extern int write_batch;
+extern int file_old_total;
 extern struct stats stats;
-extern struct file_list *cur_flist, *first_flist;
-extern char *stdout_format;
+extern struct file_list *cur_flist, *first_flist, *dir_flist;
+
+BOOL extra_flist_sending_enabled;
 
 /**
  * @file
@@ -61,7 +63,7 @@ static struct sum_struct *receive_sums(int f)
 {
        struct sum_struct *s;
        int32 i;
-       int lull_mod = allowed_lull * 5;
+       int lull_mod = protocol_version >= 31 ? 0 : allowed_lull * 5;
        OFF_T offset = 0;
 
        if (!(s = new(struct sum_struct)))
@@ -71,9 +73,9 @@ static struct sum_struct *receive_sums(int f)
 
        s->sums = NULL;
 
-       if (verbose > 3) {
-               rprintf(FINFO, "count=%.0f n=%ld rem=%ld\n",
-                       (double)s->count, (long)s->blength, (long)s->remainder);
+       if (DEBUG_GTE(DELTASUM, 3)) {
+               rprintf(FINFO, "count=%s n=%ld rem=%ld\n",
+                       big_num(s->count), (long)s->blength, (long)s->remainder);
        }
 
        if (append_mode > 0) {
@@ -102,13 +104,13 @@ static struct sum_struct *receive_sums(int f)
                        s->sums[i].len = s->blength;
                offset += s->sums[i].len;
 
-               if (allowed_lull && !(i % lull_mod))
-                       maybe_send_keepalive();
+               if (lull_mod && !(i % lull_mod))
+                       maybe_send_keepalive(time(NULL), True);
 
-               if (verbose > 3) {
+               if (DEBUG_GTE(DELTASUM, 3)) {
                        rprintf(FINFO,
-                               "chunk[%d] len=%d offset=%.0f sum1=%08x\n",
-                               i, s->sums[i].len, (double)s->sums[i].offset,
+                               "chunk[%d] len=%d offset=%s sum1=%08x\n",
+                               i, s->sums[i].len, big_num(s->sums[i].offset),
                                s->sums[i].sum1);
                }
        }
@@ -127,27 +129,22 @@ void successful_send(int ndx)
        if (!remove_source_files)
                return;
 
-       if (!(flist = flist_for_ndx(ndx))) {
-               rprintf(FERROR,
-                       "INTERNAL ERROR: unable to find flist for item %d\n",
-                       ndx);
-               return;
-       }
-
+       flist = flist_for_ndx(ndx, "successful_send");
        file = flist->files[ndx - flist->ndx_start];
-       if (!push_flist_dir(F_ROOTDIR(file), -1))
+       if (!change_pathname(file, NULL, 0))
                return;
        f_name(file, fname);
 
        if (do_unlink(fname) == 0) {
-               if (verbose > 1)
+               if (INFO_GTE(REMOVE, 1))
                        rprintf(FINFO, "sender removed %s\n", fname);
        } else
                rsyserr(FERROR, errno, "sender failed to remove %s", fname);
 }
 
-void write_ndx_and_attrs(int f_out, int ndx, int iflags,
-                        uchar fnamecmp_type, char *buf, int len)
+static void write_ndx_and_attrs(int f_out, int ndx, int iflags,
+                               const char *fname, struct file_struct *file,
+                               uchar fnamecmp_type, char *buf, int len)
 {
        write_ndx(f_out, ndx);
        if (protocol_version < 29)
@@ -157,6 +154,10 @@ void write_ndx_and_attrs(int f_out, int ndx, int iflags,
                write_byte(f_out, fnamecmp_type);
        if (iflags & ITEM_XNAME_FOLLOWS)
                write_vstring(f_out, buf, len);
+#ifdef SUPPORT_XATTRS
+       if (preserve_xattrs && iflags & ITEM_REPORT_XATTR && do_xfers)
+               send_xattr_request(fname, file, f_out);
+#endif
 }
 
 void send_files(int f_in, int f_out)
@@ -171,54 +172,93 @@ void send_files(int f_in, int f_out)
        int iflags, xlen;
        struct file_struct *file;
        int phase = 0, max_phase = protocol_version >= 29 ? 2 : 1;
-       struct stats initial_stats;
        int itemizing = am_server ? logfile_format_has_i : stdout_format_has_i;
        enum logcode log_code = log_before_transfer ? FLOG : FINFO;
        int f_xfer = write_batch < 0 ? batch_fd : f_out;
+       int save_io_error = io_error;
        int ndx, j;
 
-       if (verbose > 2)
+       if (DEBUG_GTE(SEND, 1))
                rprintf(FINFO, "send_files starting\n");
 
        while (1) {
-               if (incremental)
-                       send_extra_file_list(f_out, 1000);
+               if (inc_recurse) {
+                       send_extra_file_list(f_out, MIN_FILECNT_LOOKAHEAD);
+                       extra_flist_sending_enabled = !flist_eof;
+               }
 
                /* This call also sets cur_flist. */
-               ndx = read_ndx_and_attrs(f_in, f_out, &iflags,
-                                        &fnamecmp_type, xname, &xlen);
+               ndx = read_ndx_and_attrs(f_in, f_out, &iflags, &fnamecmp_type,
+                                        xname, &xlen);
+               extra_flist_sending_enabled = False;
+
                if (ndx == NDX_DONE) {
-                       if (incremental && first_flist) {
+                       if (!am_server && INFO_GTE(PROGRESS, 2) && cur_flist) {
+                               set_current_file_index(NULL, 0);
+                               end_progress(0);
+                       }
+                       if (inc_recurse && first_flist) {
+                               file_old_total -= first_flist->used;
                                flist_free(first_flist);
                                if (first_flist) {
+                                       if (first_flist == cur_flist)
+                                               file_old_total = cur_flist->used;
                                        write_ndx(f_out, NDX_DONE);
                                        continue;
                                }
                        }
                        if (++phase > max_phase)
                                break;
-                       if (verbose > 2)
+                       if (DEBUG_GTE(SEND, 1))
                                rprintf(FINFO, "send_files phase=%d\n", phase);
                        write_ndx(f_out, NDX_DONE);
                        continue;
                }
 
-               file = cur_flist->files[ndx - cur_flist->ndx_start];
-               if (F_ROOTDIR(file)) {
-                       path = F_ROOTDIR(file);
+               if (inc_recurse)
+                       send_extra_file_list(f_out, MIN_FILECNT_LOOKAHEAD);
+
+               if (ndx - cur_flist->ndx_start >= 0)
+                       file = cur_flist->files[ndx - cur_flist->ndx_start];
+               else
+                       file = dir_flist->files[cur_flist->parent_ndx];
+               if (F_PATHNAME(file)) {
+                       path = F_PATHNAME(file);
                        slash = "/";
                } else {
                        path = slash = "";
                }
-               if (!push_flist_dir(F_ROOTDIR(file), -1))
+               if (!change_pathname(file, NULL, 0))
                        continue;
                f_name(file, fname);
 
-               if (verbose > 2)
+               if (DEBUG_GTE(SEND, 1))
                        rprintf(FINFO, "send_files(%d, %s%s%s)\n", ndx, path,slash,fname);
 
+#ifdef SUPPORT_XATTRS
+               if (preserve_xattrs && iflags & ITEM_REPORT_XATTR && do_xfers)
+                       recv_xattr_request(file, f_in);
+#endif
+
                if (!(iflags & ITEM_TRANSFER)) {
                        maybe_log_item(file, iflags, itemizing, xname);
+                       write_ndx_and_attrs(f_out, ndx, iflags, fname, file,
+                                           fnamecmp_type, xname, xlen);
+                       if (iflags & ITEM_IS_NEW) {
+                               stats.created_files++;
+                               if (S_ISREG(file->mode)) {
+                                       /* Nothing further to count. */
+                               } else if (S_ISDIR(file->mode))
+                                       stats.created_dirs++;
+#ifdef SUPPORT_LINKS
+                               else if (S_ISLNK(file->mode))
+                                       stats.created_symlinks++;
+#endif
+                               else if (IS_DEVICE(file->mode))
+                                       stats.created_devices++;
+                               else
+                                       stats.created_specials++;
+                       }
                        continue;
                }
                if (phase == 2) {
@@ -242,27 +282,31 @@ void send_files(int f_in, int f_out)
                                append_mode = -append_mode;
                                csum_length = SHORT_SUM_LENGTH;
                        }
+                       if (iflags & ITEM_IS_NEW)
+                               stats.created_files++;
                }
 
                updating_basis_file = inplace && (protocol_version >= 29
                        ? fnamecmp_type == FNAMECMP_FNAME : make_backups <= 0);
 
-               stats.current_file_index = ndx;
-               stats.num_transferred_files++;
+               if (!am_server && INFO_GTE(PROGRESS, 1))
+                       set_current_file_index(file, ndx);
+               stats.xferred_files++;
                stats.total_transferred_size += F_LENGTH(file);
 
+               if (!log_before_transfer)
+                       remember_initial_stats();
+
                if (!do_xfers) { /* log the transfer */
-                       log_item(FCLIENT, file, &stats, iflags, NULL);
-                       write_ndx_and_attrs(f_out, ndx, iflags, fnamecmp_type,
-                                           xname, xlen);
+                       log_item(FCLIENT, file, iflags, NULL);
+                       write_ndx_and_attrs(f_out, ndx, iflags, fname, file,
+                                           fnamecmp_type, xname, xlen);
                        continue;
                }
 
-               initial_stats = stats;
-
                if (!(s = receive_sums(f_in))) {
                        io_error |= IOERR_GENERAL;
-                       rprintf(FERROR, "receive_sums failed\n");
+                       rprintf(FERROR_XFER, "receive_sums failed\n");
                        exit_cleanup(RERR_PROTOCOL);
                }
 
@@ -271,13 +315,13 @@ void send_files(int f_in, int f_out)
                        if (errno == ENOENT) {
                                enum logcode c = am_daemon
                                    && protocol_version < 28 ? FERROR
-                                                            : FINFO;
+                                                            : FWARNING;
                                io_error |= IOERR_VANISHED;
                                rprintf(c, "file has vanished: %s\n",
                                        full_fname(fname));
                        } else {
                                io_error |= IOERR_GENERAL;
-                               rsyserr(FERROR, errno,
+                               rsyserr(FERROR_XFER, errno,
                                        "send_files failed to open %s",
                                        full_fname(fname));
                        }
@@ -290,10 +334,10 @@ void send_files(int f_in, int f_out)
                /* map the local file */
                if (do_fstat(fd, &st) != 0) {
                        io_error |= IOERR_GENERAL;
-                       rsyserr(FERROR, errno, "fstat failed");
+                       rsyserr(FERROR_XFER, errno, "fstat failed");
                        free_sums(s);
                        close(fd);
-                       exit_cleanup(RERR_PROTOCOL);
+                       exit_cleanup(RERR_FILEIO);
                }
 
                if (st.st_size) {
@@ -302,36 +346,36 @@ void send_files(int f_in, int f_out)
                } else
                        mbuf = NULL;
 
-               if (verbose > 2) {
-                       rprintf(FINFO, "send_files mapped %s%s%s of size %.0f\n",
-                               path,slash,fname, (double)st.st_size);
+               if (DEBUG_GTE(DELTASUM, 2)) {
+                       rprintf(FINFO, "send_files mapped %s%s%s of size %s\n",
+                               path,slash,fname, big_num(st.st_size));
                }
 
-               write_ndx_and_attrs(f_out, ndx, iflags, fnamecmp_type,
-                                   xname, xlen);
+               write_ndx_and_attrs(f_out, ndx, iflags, fname, file,
+                                   fnamecmp_type, xname, xlen);
                write_sum_head(f_xfer, s);
 
-               if (verbose > 2)
+               if (DEBUG_GTE(DELTASUM, 2))
                        rprintf(FINFO, "calling match_sums %s%s%s\n", path,slash,fname);
 
                if (log_before_transfer)
-                       log_item(FCLIENT, file, &initial_stats, iflags, NULL);
-               else if (!am_server && verbose && do_progress)
+                       log_item(FCLIENT, file, iflags, NULL);
+               else if (!am_server && INFO_GTE(NAME, 1) && INFO_EQ(PROGRESS, 1))
                        rprintf(FCLIENT, "%s\n", fname);
 
                set_compression(fname);
 
                match_sums(f_xfer, s, mbuf, st.st_size);
-               if (do_progress)
+               if (INFO_GTE(PROGRESS, 1))
                        end_progress(st.st_size);
 
-               log_item(log_code, file, &initial_stats, iflags, NULL);
+               log_item(log_code, file, iflags, NULL);
 
                if (mbuf) {
                        j = unmap_file(mbuf);
                        if (j) {
                                io_error |= IOERR_GENERAL;
-                               rsyserr(FERROR, j,
+                               rsyserr(FERROR_XFER, j,
                                        "read errors mapping %s",
                                        full_fname(fname));
                        }
@@ -340,7 +384,7 @@ void send_files(int f_in, int f_out)
 
                free_sums(s);
 
-               if (verbose > 2)
+               if (DEBUG_GTE(SEND, 1))
                        rprintf(FINFO, "sender finished %s%s%s\n", path,slash,fname);
 
                /* Flag that we actually sent this entry. */
@@ -349,7 +393,10 @@ void send_files(int f_in, int f_out)
        if (make_backups < 0)
                make_backups = -make_backups;
 
-       if (verbose > 2)
+       if (io_error != save_io_error && protocol_version >= 30)
+               send_msg_int(MSG_IO_ERROR, io_error);
+
+       if (DEBUG_GTE(SEND, 1))
                rprintf(FINFO, "send files finished\n");
 
        match_report();