version 1.1, 2012/02/17 15:09:30
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version 1.1.1.4, 2021/03/17 00:32:36
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Line 3
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Line 3
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* |
* |
* Copyright (C) 1996 Andrew Tridgell |
* Copyright (C) 1996 Andrew Tridgell |
* Copyright (C) 1996 Paul Mackerras |
* Copyright (C) 1996 Paul Mackerras |
* Copyright (C) 2003-2009 Wayne Davison | * Copyright (C) 2003-2020 Wayne Davison |
* |
* |
* This program is free software; you can redistribute it and/or modify |
* 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 |
* it under the terms of the GNU General Public License as published by |
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Line 20
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*/ |
*/ |
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#include "rsync.h" |
#include "rsync.h" |
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#include "inums.h" |
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#include "ifuncs.h" |
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extern int verbose; |
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extern int do_xfers; |
extern int do_xfers; |
extern int am_server; |
extern int am_server; |
extern int am_daemon; |
extern int am_daemon; |
Line 29 extern int inc_recurse;
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Line 30 extern int inc_recurse;
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extern int log_before_transfer; |
extern int log_before_transfer; |
extern int stdout_format_has_i; |
extern int stdout_format_has_i; |
extern int logfile_format_has_i; |
extern int logfile_format_has_i; |
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extern int want_xattr_optim; |
extern int csum_length; |
extern int csum_length; |
extern int append_mode; |
extern int append_mode; |
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extern int copy_links; |
extern int io_error; |
extern int io_error; |
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extern int flist_eof; |
extern int allowed_lull; |
extern int allowed_lull; |
extern int preserve_xattrs; |
extern int preserve_xattrs; |
extern int protocol_version; |
extern int protocol_version; |
extern int remove_source_files; |
extern int remove_source_files; |
extern int updating_basis_file; |
extern int updating_basis_file; |
extern int make_backups; |
extern int make_backups; |
extern int do_progress; | extern int make_source_backups; |
extern int inplace; |
extern int inplace; |
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extern int inplace_partial; |
extern int batch_fd; |
extern int batch_fd; |
extern int write_batch; |
extern int write_batch; |
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extern int file_old_total; |
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extern BOOL want_progress_now; |
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extern char *source_filter; |
extern struct stats stats; |
extern struct stats stats; |
extern struct file_list *cur_flist, *first_flist, *dir_flist; |
extern struct file_list *cur_flist, *first_flist, *dir_flist; |
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BOOL extra_flist_sending_enabled; |
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/** |
/** |
* @file |
* @file |
* |
* |
Line 58 extern struct file_list *cur_flist, *first_flist, *dir
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Line 68 extern struct file_list *cur_flist, *first_flist, *dir
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**/ |
**/ |
static struct sum_struct *receive_sums(int f) |
static struct sum_struct *receive_sums(int f) |
{ |
{ |
struct sum_struct *s; | struct sum_struct *s = new(struct sum_struct); |
int32 i; | int lull_mod = protocol_version >= 31 ? 0 : allowed_lull * 5; |
int lull_mod = allowed_lull * 5; | |
OFF_T offset = 0; |
OFF_T offset = 0; |
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int32 i; |
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if (!(s = new(struct sum_struct))) |
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out_of_memory("receive_sums"); |
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read_sum_head(f, s); |
read_sum_head(f, s); |
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s->sums = NULL; |
s->sums = NULL; |
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if (verbose > 3) { | if (DEBUG_GTE(DELTASUM, 3)) { |
rprintf(FINFO, "count=%.0f n=%ld rem=%ld\n", | rprintf(FINFO, "count=%s n=%ld rem=%ld\n", |
(double)s->count, (long)s->blength, (long)s->remainder); | big_num(s->count), (long)s->blength, (long)s->remainder); |
} |
} |
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if (append_mode > 0) { |
if (append_mode > 0) { |
Line 85 static struct sum_struct *receive_sums(int f)
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Line 92 static struct sum_struct *receive_sums(int f)
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if (s->count == 0) |
if (s->count == 0) |
return(s); |
return(s); |
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if (!(s->sums = new_array(struct sum_buf, s->count))) | s->sums = new_array(struct sum_buf, s->count); |
out_of_memory("receive_sums"); | |
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for (i = 0; i < s->count; i++) { |
for (i = 0; i < s->count; i++) { |
s->sums[i].sum1 = read_int(f); |
s->sums[i].sum1 = read_int(f); |
Line 101 static struct sum_struct *receive_sums(int f)
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Line 107 static struct sum_struct *receive_sums(int f)
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s->sums[i].len = s->blength; |
s->sums[i].len = s->blength; |
offset += s->sums[i].len; |
offset += s->sums[i].len; |
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if (allowed_lull && !(i % lull_mod)) | if (lull_mod && !(i % lull_mod)) |
maybe_send_keepalive(); | maybe_send_keepalive(time(NULL), True); |
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if (verbose > 3) { | if (DEBUG_GTE(DELTASUM, 3)) { |
rprintf(FINFO, |
rprintf(FINFO, |
"chunk[%d] len=%d offset=%.0f sum1=%08x\n", | "chunk[%d] len=%d offset=%s sum1=%08x\n", |
i, s->sums[i].len, (double)s->sums[i].offset, | i, s->sums[i].len, big_num(s->sums[i].offset), |
s->sums[i].sum1); |
s->sums[i].sum1); |
} |
} |
} |
} |
Line 120 static struct sum_struct *receive_sums(int f)
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Line 126 static struct sum_struct *receive_sums(int f)
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void successful_send(int ndx) |
void successful_send(int ndx) |
{ |
{ |
char fname[MAXPATHLEN]; |
char fname[MAXPATHLEN]; |
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char *failed_op; |
struct file_struct *file; |
struct file_struct *file; |
struct file_list *flist; |
struct file_list *flist; |
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STRUCT_STAT st; |
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int result; |
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if (!remove_source_files) |
if (!remove_source_files) |
return; |
return; |
Line 132 void successful_send(int ndx)
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Line 141 void successful_send(int ndx)
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return; |
return; |
f_name(file, fname); |
f_name(file, fname); |
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if (do_unlink(fname) == 0) { | if ((copy_links ? do_stat(fname, &st) : do_lstat(fname, &st)) < 0) { |
if (verbose > 1) | failed_op = "re-lstat"; |
| goto failed; |
| } |
| |
| if (st.st_size != F_LENGTH(file) || st.st_mtime != file->modtime |
| #ifdef ST_MTIME_NSEC |
| || (NSEC_BUMP(file) && (uint32)st.ST_MTIME_NSEC != F_MOD_NSEC(file)) |
| #endif |
| ) { |
| rprintf(FERROR_XFER, "ERROR: Skipping sender remove for changed file: %s\n", fname); |
| return; |
| } |
| |
| if (make_source_backups) |
| result = !make_backup(fname, True); |
| else |
| result = do_unlink(fname); |
| if (result < 0) { |
| failed_op = "remove"; |
| failed: |
| if (errno == ENOENT) |
| rprintf(FINFO, "sender file already removed: %s\n", fname); |
| else |
| rsyserr(FERROR_XFER, errno, "sender failed to %s %s", failed_op, fname); |
| } else { |
| if (INFO_GTE(REMOVE, 1)) |
rprintf(FINFO, "sender removed %s\n", fname); |
rprintf(FINFO, "sender removed %s\n", fname); |
} else | } |
rsyserr(FERROR, errno, "sender failed to remove %s", fname); | |
} |
} |
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static void write_ndx_and_attrs(int f_out, int ndx, int iflags, |
static void write_ndx_and_attrs(int f_out, int ndx, int iflags, |
Line 152 static void write_ndx_and_attrs(int f_out, int ndx, in
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Line 185 static void write_ndx_and_attrs(int f_out, int ndx, in
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if (iflags & ITEM_XNAME_FOLLOWS) |
if (iflags & ITEM_XNAME_FOLLOWS) |
write_vstring(f_out, buf, len); |
write_vstring(f_out, buf, len); |
#ifdef SUPPORT_XATTRS |
#ifdef SUPPORT_XATTRS |
if (preserve_xattrs && iflags & ITEM_REPORT_XATTR && do_xfers) | if (preserve_xattrs && iflags & ITEM_REPORT_XATTR && do_xfers |
| && !(want_xattr_optim && BITS_SET(iflags, ITEM_XNAME_FOLLOWS|ITEM_LOCAL_CHANGE))) |
send_xattr_request(fname, file, f_out); |
send_xattr_request(fname, file, f_out); |
#endif |
#endif |
} |
} |
Line 169 void send_files(int f_in, int f_out)
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Line 203 void send_files(int f_in, int f_out)
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int iflags, xlen; |
int iflags, xlen; |
struct file_struct *file; |
struct file_struct *file; |
int phase = 0, max_phase = protocol_version >= 29 ? 2 : 1; |
int phase = 0, max_phase = protocol_version >= 29 ? 2 : 1; |
struct stats initial_stats; |
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int itemizing = am_server ? logfile_format_has_i : stdout_format_has_i; |
int itemizing = am_server ? logfile_format_has_i : stdout_format_has_i; |
enum logcode log_code = log_before_transfer ? FLOG : FINFO; |
enum logcode log_code = log_before_transfer ? FLOG : FINFO; |
int f_xfer = write_batch < 0 ? batch_fd : f_out; |
int f_xfer = write_batch < 0 ? batch_fd : f_out; |
int save_io_error = io_error; |
int save_io_error = io_error; |
int ndx, j; |
int ndx, j; |
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char *filter_argv[MAX_FILTER_ARGS + 1]; |
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char *tmp = 0; |
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int unlink_tmp = 0; |
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if (verbose > 2) | if (source_filter) { |
| char *p; |
| char *sep = " \t"; |
| int i; |
| for (p = strtok(source_filter, sep), i = 0; |
| p && i < MAX_FILTER_ARGS; |
| p = strtok(0, sep)) |
| filter_argv[i++] = p; |
| filter_argv[i] = NULL; |
| if (p) { |
| rprintf(FERROR, |
| "Too many arguments to source-filter (> %d)\n", |
| MAX_FILTER_ARGS); |
| exit_cleanup(RERR_SYNTAX); |
| } |
| } |
| |
| if (DEBUG_GTE(SEND, 1)) |
rprintf(FINFO, "send_files starting\n"); |
rprintf(FINFO, "send_files starting\n"); |
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progress_init(); |
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while (1) { |
while (1) { |
if (inc_recurse) | if (inc_recurse) { |
send_extra_file_list(f_out, FILECNT_LOOKAHEAD); | send_extra_file_list(f_out, MIN_FILECNT_LOOKAHEAD); |
| extra_flist_sending_enabled = !flist_eof; |
| } |
|
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/* This call also sets cur_flist. */ |
/* This call also sets cur_flist. */ |
ndx = read_ndx_and_attrs(f_in, &iflags, &fnamecmp_type, | ndx = read_ndx_and_attrs(f_in, f_out, &iflags, &fnamecmp_type, |
xname, &xlen); |
xname, &xlen); |
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extra_flist_sending_enabled = False; |
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if (ndx == NDX_DONE) { |
if (ndx == NDX_DONE) { |
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if (!am_server && cur_flist) { |
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set_current_file_index(NULL, 0); |
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if (INFO_GTE(PROGRESS, 2)) |
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end_progress(0); |
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} |
if (inc_recurse && first_flist) { |
if (inc_recurse && first_flist) { |
|
file_old_total -= first_flist->used; |
flist_free(first_flist); |
flist_free(first_flist); |
if (first_flist) { |
if (first_flist) { |
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if (first_flist == cur_flist) |
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file_old_total = cur_flist->used; |
write_ndx(f_out, NDX_DONE); |
write_ndx(f_out, NDX_DONE); |
continue; |
continue; |
} |
} |
} |
} |
if (++phase > max_phase) |
if (++phase > max_phase) |
break; |
break; |
if (verbose > 2) | if (DEBUG_GTE(SEND, 1)) |
rprintf(FINFO, "send_files phase=%d\n", phase); |
rprintf(FINFO, "send_files phase=%d\n", phase); |
write_ndx(f_out, NDX_DONE); |
write_ndx(f_out, NDX_DONE); |
continue; |
continue; |
} |
} |
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if (inc_recurse) |
if (inc_recurse) |
send_extra_file_list(f_out, FILECNT_LOOKAHEAD); | send_extra_file_list(f_out, MIN_FILECNT_LOOKAHEAD); |
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if (ndx - cur_flist->ndx_start >= 0) |
if (ndx - cur_flist->ndx_start >= 0) |
file = cur_flist->files[ndx - cur_flist->ndx_start]; |
file = cur_flist->files[ndx - cur_flist->ndx_start]; |
Line 219 void send_files(int f_in, int f_out)
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Line 286 void send_files(int f_in, int f_out)
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continue; |
continue; |
f_name(file, fname); |
f_name(file, fname); |
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if (verbose > 2) | if (DEBUG_GTE(SEND, 1)) |
rprintf(FINFO, "send_files(%d, %s%s%s)\n", ndx, path,slash,fname); |
rprintf(FINFO, "send_files(%d, %s%s%s)\n", ndx, path,slash,fname); |
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#ifdef SUPPORT_XATTRS |
#ifdef SUPPORT_XATTRS |
if (preserve_xattrs && iflags & ITEM_REPORT_XATTR && do_xfers) | if (preserve_xattrs && iflags & ITEM_REPORT_XATTR && do_xfers |
| && !(want_xattr_optim && BITS_SET(iflags, ITEM_XNAME_FOLLOWS|ITEM_LOCAL_CHANGE))) |
recv_xattr_request(file, f_in); |
recv_xattr_request(file, f_in); |
#endif |
#endif |
|
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if (!(iflags & ITEM_TRANSFER)) { |
if (!(iflags & ITEM_TRANSFER)) { |
maybe_log_item(file, iflags, itemizing, xname); |
maybe_log_item(file, iflags, itemizing, xname); |
write_ndx_and_attrs(f_out, ndx, iflags, fname, file, | write_ndx_and_attrs(f_out, ndx, iflags, fname, file, fnamecmp_type, xname, xlen); |
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; |
continue; |
} |
} |
if (phase == 2) { |
if (phase == 2) { |
Line 254 void send_files(int f_in, int f_out)
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Line 336 void send_files(int f_in, int f_out)
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append_mode = -append_mode; |
append_mode = -append_mode; |
csum_length = SHORT_SUM_LENGTH; |
csum_length = SHORT_SUM_LENGTH; |
} |
} |
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if (iflags & ITEM_IS_NEW) |
|
stats.created_files++; |
} |
} |
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updating_basis_file = inplace && (protocol_version >= 29 | updating_basis_file = (inplace_partial && fnamecmp_type == FNAMECMP_PARTIAL_DIR) |
? fnamecmp_type == FNAMECMP_FNAME : make_backups <= 0); | || (inplace && (protocol_version >= 29 ? fnamecmp_type == FNAMECMP_FNAME : make_backups <= 0)); |
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if (!am_server && do_progress) | if (!am_server) |
set_current_file_index(file, ndx); |
set_current_file_index(file, ndx); |
stats.num_transferred_files++; | stats.xferred_files++; |
stats.total_transferred_size += F_LENGTH(file); |
stats.total_transferred_size += F_LENGTH(file); |
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remember_initial_stats(); |
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if (!do_xfers) { /* log the transfer */ |
if (!do_xfers) { /* log the transfer */ |
log_item(FCLIENT, file, &stats, iflags, NULL); | log_item(FCLIENT, file, iflags, NULL); |
write_ndx_and_attrs(f_out, ndx, iflags, fname, file, | write_ndx_and_attrs(f_out, ndx, iflags, fname, file, fnamecmp_type, xname, xlen); |
fnamecmp_type, xname, xlen); | |
continue; |
continue; |
} |
} |
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initial_stats = stats; |
|
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if (!(s = receive_sums(f_in))) { |
if (!(s = receive_sums(f_in))) { |
io_error |= IOERR_GENERAL; |
io_error |= IOERR_GENERAL; |
rprintf(FERROR_XFER, "receive_sums failed\n"); |
rprintf(FERROR_XFER, "receive_sums failed\n"); |
exit_cleanup(RERR_PROTOCOL); |
exit_cleanup(RERR_PROTOCOL); |
} |
} |
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unlink_tmp = 0; |
fd = do_open(fname, O_RDONLY, 0); |
fd = do_open(fname, O_RDONLY, 0); |
if (fd == -1) { |
if (fd == -1) { |
if (errno == ENOENT) { |
if (errno == ENOENT) { |
enum logcode c = am_daemon | enum logcode c = am_daemon && protocol_version < 28 ? FERROR : FWARNING; |
&& protocol_version < 28 ? FERROR | |
: FWARNING; | |
io_error |= IOERR_VANISHED; |
io_error |= IOERR_VANISHED; |
rprintf(c, "file has vanished: %s\n", |
rprintf(c, "file has vanished: %s\n", |
full_fname(fname)); |
full_fname(fname)); |
Line 300 void send_files(int f_in, int f_out)
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Line 382 void send_files(int f_in, int f_out)
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continue; |
continue; |
} |
} |
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if (source_filter) { |
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int fd2; |
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char *tmpl = "/tmp/rsync-filtered_sourceXXXXXX"; |
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tmp = strdup(tmpl); |
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fd2 = mkstemp(tmp); |
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if (fd2 == -1) { |
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rprintf(FERROR, "mkstemp %s failed: %s\n", |
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tmp, strerror(errno)); |
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} else { |
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int status; |
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pid_t pid = run_filter_on_file(filter_argv, fd2, fd); |
|
close(fd); |
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close(fd2); |
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wait_process_with_flush(pid, &status); |
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if (status != 0) { |
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rprintf(FERROR, |
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"bypassing source filter %s; exited with code: %d\n", |
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source_filter, status); |
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fd = do_open(fname, O_RDONLY, 0); |
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} else { |
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fd = do_open(tmp, O_RDONLY, 0); |
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unlink_tmp = 1; |
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} |
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} |
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} |
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/* map the local file */ |
/* map the local file */ |
if (do_fstat(fd, &st) != 0) { |
if (do_fstat(fd, &st) != 0) { |
io_error |= IOERR_GENERAL; |
io_error |= IOERR_GENERAL; |
rsyserr(FERROR_XFER, errno, "fstat failed"); |
rsyserr(FERROR_XFER, errno, "fstat failed"); |
free_sums(s); |
free_sums(s); |
close(fd); |
close(fd); |
exit_cleanup(RERR_PROTOCOL); | exit_cleanup(RERR_FILEIO); |
} |
} |
|
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if (IS_DEVICE(st.st_mode) && st.st_size == 0) |
|
st.st_size = get_device_size(fd, fname); |
|
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if (st.st_size) { |
if (st.st_size) { |
int32 read_size = MAX(s->blength * 3, MAX_MAP_SIZE); |
int32 read_size = MAX(s->blength * 3, MAX_MAP_SIZE); |
mbuf = map_file(fd, st.st_size, read_size, s->blength); |
mbuf = map_file(fd, st.st_size, read_size, s->blength); |
} else |
} else |
mbuf = NULL; |
mbuf = NULL; |
|
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if (verbose > 2) { | if (DEBUG_GTE(DELTASUM, 2)) { |
rprintf(FINFO, "send_files mapped %s%s%s of size %.0f\n", | rprintf(FINFO, "send_files mapped %s%s%s of size %s\n", |
path,slash,fname, (double)st.st_size); | path,slash,fname, big_num(st.st_size)); |
} |
} |
|
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write_ndx_and_attrs(f_out, ndx, iflags, fname, file, | write_ndx_and_attrs(f_out, ndx, iflags, fname, file, fnamecmp_type, xname, xlen); |
fnamecmp_type, xname, xlen); | |
write_sum_head(f_xfer, s); |
write_sum_head(f_xfer, s); |
|
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if (verbose > 2) | if (DEBUG_GTE(DELTASUM, 2)) |
rprintf(FINFO, "calling match_sums %s%s%s\n", path,slash,fname); |
rprintf(FINFO, "calling match_sums %s%s%s\n", path,slash,fname); |
|
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if (log_before_transfer) |
if (log_before_transfer) |
log_item(FCLIENT, file, &initial_stats, iflags, NULL); | log_item(FCLIENT, file, iflags, NULL); |
else if (!am_server && verbose && do_progress) | else if (!am_server && INFO_GTE(NAME, 1) && INFO_EQ(PROGRESS, 1)) |
rprintf(FCLIENT, "%s\n", fname); |
rprintf(FCLIENT, "%s\n", fname); |
|
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set_compression(fname); |
set_compression(fname); |
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match_sums(f_xfer, s, mbuf, st.st_size); |
match_sums(f_xfer, s, mbuf, st.st_size); |
if (do_progress) | if (INFO_GTE(PROGRESS, 1)) |
end_progress(st.st_size); |
end_progress(st.st_size); |
|
else if (want_progress_now) |
|
instant_progress(fname); |
|
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log_item(log_code, file, &initial_stats, iflags, NULL); | log_item(log_code, file, iflags, NULL); |
|
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if (mbuf) { |
if (mbuf) { |
j = unmap_file(mbuf); |
j = unmap_file(mbuf); |
Line 350 void send_files(int f_in, int f_out)
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Line 463 void send_files(int f_in, int f_out)
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} |
} |
} |
} |
close(fd); |
close(fd); |
|
if (unlink_tmp) |
|
unlink(tmp); |
|
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free_sums(s); |
free_sums(s); |
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if (verbose > 2) | if (DEBUG_GTE(SEND, 1)) |
rprintf(FINFO, "sender finished %s%s%s\n", path,slash,fname); |
rprintf(FINFO, "sender finished %s%s%s\n", path,slash,fname); |
|
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/* Flag that we actually sent this entry. */ |
/* Flag that we actually sent this entry. */ |
Line 365 void send_files(int f_in, int f_out)
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Line 480 void send_files(int f_in, int f_out)
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if (io_error != save_io_error && protocol_version >= 30) |
if (io_error != save_io_error && protocol_version >= 30) |
send_msg_int(MSG_IO_ERROR, io_error); |
send_msg_int(MSG_IO_ERROR, io_error); |
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if (verbose > 2) | if (DEBUG_GTE(SEND, 1)) |
rprintf(FINFO, "send files finished\n"); |
rprintf(FINFO, "send files finished\n"); |
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match_report(); |
match_report(); |