* Copyright (C) 1996 Andrew Tridgell
* Copyright (C) 1996 Paul Mackerras
* Copyright (C) 2001, 2002 Martin Pool <mbp@samba.org>
- * Copyright (C) 2002-2008 Wayne Davison
+ * Copyright (C) 2002-2009 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
#include "rsync.h"
#include "ifuncs.h"
#include "rounding.h"
+#include "inums.h"
#include "io.h"
extern int am_root;
extern int filesfrom_fd;
extern int one_file_system;
extern int copy_dirlinks;
-extern int keep_dirlinks;
extern int preserve_uid;
extern int preserve_gid;
extern int preserve_acls;
extern int preserve_hard_links;
extern int preserve_devices;
extern int preserve_specials;
-extern int uid_ndx;
-extern int gid_ndx;
+extern int delete_during;
+extern int missing_args;
extern int eol_nulls;
extern int relative_paths;
extern int implied_dirs;
-extern int file_extra_cnt;
extern int ignore_perishable;
extern int non_perishable_cnt;
extern int prune_empty_dirs;
extern int protocol_version;
extern int sanitize_paths;
extern int munge_symlinks;
+extern int use_safe_inc_flist;
extern int need_unsorted_flist;
+extern int sender_symlink_iconv;
extern int output_needs_newline;
extern int sender_keeps_checksum;
extern int unsort_ndx;
+extern uid_t our_uid;
extern struct stats stats;
extern char *filesfrom_host;
+extern char *usermap, *groupmap;
extern char curr_dir[MAXPATHLEN];
extern struct chmod_mode_struct *chmod_modes;
-extern struct filter_list_struct filter_list;
-extern struct filter_list_struct daemon_filter_list;
+extern filter_rule_list filter_list;
+extern filter_rule_list daemon_filter_list;
#ifdef ICONV_OPTION
extern int filesfrom_convert;
int send_dir_ndx = -1, send_dir_depth = -1;
int flist_cnt = 0; /* how many (non-tmp) file list objects exist */
int file_total = 0; /* total of all active items over all file-lists */
+int file_old_total = 0; /* total of active items that will soon be gone */
int flist_eof = 0; /* all the file-lists are now known */
#define NORMAL_NAME 0
* will survive just long enough to be used by send_file_entry(). */
static dev_t tmp_rdev;
#ifdef SUPPORT_HARD_LINKS
-static int64 tmp_dev, tmp_ino;
+static int64 tmp_dev = -1, tmp_ino;
#endif
static char tmp_sum[MAX_DIGEST_LEN];
static char empty_sum[MAX_DIGEST_LEN];
static int flist_count_offset; /* for --delete --progress */
-static int dir_count = 0;
static void flist_sort_and_clean(struct file_list *flist, int strip_root);
static void output_flist(struct file_list *flist);
if (link_stat(path, stp, copy_dirlinks) < 0)
return -1;
if (S_ISLNK(stp->st_mode)) {
- int llen = readlink(path, linkbuf, MAXPATHLEN - 1);
+ int llen = do_readlink(path, linkbuf, MAXPATHLEN - 1);
if (llen < 0)
return -1;
linkbuf[llen] = '\0';
if (DEBUG_GTE(FLIST, 1) && flist->malloced != FLIST_START) {
rprintf(FCLIENT, "[%s] expand file_list pointer array to %s bytes, did%s move\n",
who_am_i(),
- big_num(sizeof flist->files[0] * flist->malloced, 0),
+ big_num(sizeof flist->files[0] * flist->malloced),
(new_ptr == flist->files) ? " not" : "");
}
if (!change_dir(dir, CD_NORMAL)) {
chdir_error:
io_error |= IOERR_GENERAL;
- rsyserr(FERROR, errno, "change_dir %s failed", full_fname(dir));
+ rsyserr(FERROR_XFER, errno, "change_dir %s failed", full_fname(dir));
if (dir != orig_dir)
change_dir(orig_dir, CD_NORMAL);
pathname = NULL;
return 1;
}
-static void send_file_entry(int f, const char *fname, struct file_struct *file, int ndx, int first_ndx)
+static void send_file_entry(int f, const char *fname, struct file_struct *file,
+#ifdef SUPPORT_LINKS
+ const char *symlink_name, int symlink_len,
+#endif
+ int ndx, int first_ndx)
{
static time_t modtime;
static mode_t mode;
int l1, l2;
int xflags;
- /* Initialize starting value of xflags. */
- if (protocol_version >= 30 && S_ISDIR(file->mode)) {
- dir_count++;
- if (file->flags & FLAG_CONTENT_DIR)
- xflags = file->flags & FLAG_TOP_DIR;
- else if (file->flags & FLAG_IMPLIED_DIR)
- xflags = XMIT_TOP_DIR | XMIT_NO_CONTENT_DIR;
- else
- xflags = XMIT_NO_CONTENT_DIR;
- } else
- xflags = file->flags & FLAG_TOP_DIR; /* FLAG_TOP_DIR == XMIT_TOP_DIR */
+ /* Initialize starting value of xflags and adjust counts. */
+ if (S_ISREG(file->mode))
+ xflags = 0;
+ else if (S_ISDIR(file->mode)) {
+ stats.num_dirs++;
+ if (protocol_version >= 30) {
+ if (file->flags & FLAG_CONTENT_DIR)
+ xflags = file->flags & FLAG_TOP_DIR;
+ else if (file->flags & FLAG_IMPLIED_DIR)
+ xflags = XMIT_TOP_DIR | XMIT_NO_CONTENT_DIR;
+ else
+ xflags = XMIT_NO_CONTENT_DIR;
+ } else
+ xflags = file->flags & FLAG_TOP_DIR; /* FLAG_TOP_DIR == XMIT_TOP_DIR */
+ } else {
+ if (S_ISLNK(file->mode))
+ stats.num_symlinks++;
+ else if (IS_DEVICE(file->mode))
+ stats.num_devices++;
+ else if (IS_SPECIAL(file->mode))
+ stats.num_specials++;
+ xflags = 0;
+ }
if (file->mode == mode)
xflags |= XMIT_SAME_MODE;
else
mode = file->mode;
- if ((preserve_devices && IS_DEVICE(mode))
- || (preserve_specials && IS_SPECIAL(mode))) {
+ if (preserve_devices && IS_DEVICE(mode)) {
if (protocol_version < 28) {
if (tmp_rdev == rdev)
xflags |= XMIT_SAME_RDEV_pre28;
if (protocol_version < 30 && (uint32)minor(rdev) <= 0xFFu)
xflags |= XMIT_RDEV_MINOR_8_pre30;
}
+ } else if (preserve_specials && IS_SPECIAL(mode) && protocol_version < 31) {
+ /* Special files don't need an rdev number, so just make
+ * the historical transmission of the value efficient. */
+ if (protocol_version < 28)
+ xflags |= XMIT_SAME_RDEV_pre28;
+ else {
+ rdev = MAKEDEV(major(rdev), 0);
+ xflags |= XMIT_SAME_RDEV_MAJOR;
+ if (protocol_version < 30)
+ xflags |= XMIT_RDEV_MINOR_8_pre30;
+ }
} else if (protocol_version < 28)
rdev = MAKEDEV(0, 0);
if (!preserve_uid || ((uid_t)F_OWNER(file) == uid && *lastname))
xflags |= XMIT_SAME_TIME;
else
modtime = file->modtime;
+ if (NSEC_BUMP(file) && protocol_version >= 31)
+ xflags |= XMIT_MOD_NSEC;
#ifdef SUPPORT_HARD_LINKS
- if (tmp_dev != 0) {
+ if (tmp_dev != -1) {
if (protocol_version >= 30) {
struct ht_int64_node *np = idev_find(tmp_dev, tmp_ino);
first_hlink_ndx = (int32)(long)np->data - 1;
} else if (DEBUG_GTE(HLINK, 3)) {
rprintf(FINFO, "[%s] dev:inode for #%d is %s:%s\n",
who_am_i(), first_ndx + ndx,
- big_num(tmp_dev, 0), big_num(tmp_ino, 0));
+ big_num(tmp_dev), big_num(tmp_ino));
}
}
} else {
else
write_int(f, modtime);
}
+ if (xflags & XMIT_MOD_NSEC)
+ write_varint(f, F_MOD_NSEC(file));
if (!(xflags & XMIT_SAME_MODE))
write_int(f, to_wire_mode(mode));
if (preserve_uid && !(xflags & XMIT_SAME_UID)) {
}
}
if ((preserve_devices && IS_DEVICE(mode))
- || (preserve_specials && IS_SPECIAL(mode))) {
+ || (preserve_specials && IS_SPECIAL(mode) && protocol_version < 31)) {
if (protocol_version < 28) {
if (!(xflags & XMIT_SAME_RDEV_pre28))
write_int(f, (int)rdev);
}
#ifdef SUPPORT_LINKS
- if (preserve_links && S_ISLNK(mode)) {
- const char *sl = F_SYMLINK(file);
- int len = strlen(sl);
- write_varint30(f, len);
- write_buf(f, sl, len);
+ if (symlink_len) {
+ write_varint30(f, symlink_len);
+ write_buf(f, symlink_name, symlink_len);
}
#endif
#ifdef SUPPORT_HARD_LINKS
- if (tmp_dev != 0 && protocol_version < 30) {
+ if (tmp_dev != -1 && protocol_version < 30) {
+ /* Older protocols expect the dev number to be transmitted
+ * 1-incremented so that it is never zero. */
if (protocol_version < 26) {
/* 32-bit dev_t and ino_t */
- write_int(f, (int32)dev);
+ write_int(f, (int32)(dev+1));
write_int(f, (int32)tmp_ino);
} else {
/* 64-bit dev_t and ino_t */
if (!(xflags & XMIT_SAME_DEV_pre30))
- write_longint(f, dev);
+ write_longint(f, dev+1);
write_longint(f, tmp_ino);
}
}
stats.total_size += F_LENGTH(file);
}
-static struct file_struct *recv_file_entry(struct file_list *flist,
- int xflags, int f)
+static struct file_struct *recv_file_entry(int f, struct file_list *flist, int xflags)
{
static int64 modtime;
static mode_t mode;
int extra_len = file_extra_cnt * EXTRA_LEN;
int first_hlink_ndx = -1;
int64 file_length;
+ uint32 modtime_nsec;
const char *basename;
struct file_struct *file;
alloc_pool_t *pool;
xbuf outbuf, inbuf;
INIT_CONST_XBUF(outbuf, thisname);
- INIT_XBUF(inbuf, lastname, basename_len, -1);
+ INIT_XBUF(inbuf, lastname, basename_len, (size_t)-1);
- if (iconvbufs(ic_recv, &inbuf, &outbuf, 0) < 0) {
+ if (iconvbufs(ic_recv, &inbuf, &outbuf, ICB_INIT) < 0) {
io_error |= IOERR_GENERAL;
- rprintf(FINFO,
+ rprintf(FERROR_UTF8,
"[%s] cannot convert filename: %s (%s)\n",
who_am_i(), lastname, strerror(errno));
outbuf.len = 0;
}
- outbuf.buf[outbuf.len] = '\0';
+ thisname[outbuf.len] = '\0';
}
#endif
struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start];
file_length = F_LENGTH(first);
modtime = first->modtime;
+ modtime_nsec = F_MOD_NSEC(first);
mode = first->mode;
if (preserve_uid)
uid = F_OWNER(first);
if (preserve_gid)
gid = F_GROUP(first);
- if ((preserve_devices && IS_DEVICE(mode))
- || (preserve_specials && IS_SPECIAL(mode))) {
+ if (preserve_devices && IS_DEVICE(mode)) {
uint32 *devp = F_RDEV_P(first);
rdev = MAKEDEV(DEV_MAJOR(devp), DEV_MINOR(devp));
extra_len += DEV_EXTRA_CNT * EXTRA_LEN;
} else
modtime = read_int(f);
}
+ if (xflags & XMIT_MOD_NSEC)
+ modtime_nsec = read_varint(f);
+ else
+ modtime_nsec = 0;
if (!(xflags & XMIT_SAME_MODE))
mode = from_wire_mode(read_int(f));
- if (chmod_modes && !S_ISLNK(mode))
+ if (chmod_modes && !S_ISLNK(mode) && mode)
mode = tweak_mode(mode, chmod_modes);
if (preserve_uid && !(xflags & XMIT_SAME_UID)) {
uid = (uid_t)read_varint(f);
if (xflags & XMIT_USER_NAME_FOLLOWS)
uid = recv_user_name(f, uid);
- else if (inc_recurse && am_root && !numeric_ids)
+ else if (inc_recurse && am_root && (!numeric_ids || usermap))
uid = match_uid(uid);
}
}
gid_flags = 0;
if (xflags & XMIT_GROUP_NAME_FOLLOWS)
gid = recv_group_name(f, gid, &gid_flags);
- else if (inc_recurse && (!am_root || !numeric_ids))
+ else if (inc_recurse && (!am_root || !numeric_ids || groupmap))
gid = match_gid(gid, &gid_flags);
}
}
if ((preserve_devices && IS_DEVICE(mode))
- || (preserve_specials && IS_SPECIAL(mode))) {
+ || (preserve_specials && IS_SPECIAL(mode) && protocol_version < 31)) {
if (protocol_version < 28) {
if (!(xflags & XMIT_SAME_RDEV_pre28))
rdev = (dev_t)read_int(f);
rdev_minor = read_int(f);
rdev = MAKEDEV(rdev_major, rdev_minor);
}
- extra_len += DEV_EXTRA_CNT * EXTRA_LEN;
+ if (IS_DEVICE(mode))
+ extra_len += DEV_EXTRA_CNT * EXTRA_LEN;
file_length = 0;
} else if (protocol_version < 28)
rdev = MAKEDEV(0, 0);
linkname_len - 1);
overflow_exit("recv_file_entry");
}
+#ifdef ICONV_OPTION
+ /* We don't know how much extra room we need to convert
+ * the as-yet-unread symlink data, so let's hope that a
+ * double-size buffer is plenty. */
+ if (sender_symlink_iconv)
+ linkname_len *= 2;
+#endif
if (munge_symlinks)
linkname_len += SYMLINK_PREFIX_LEN;
}
#if SIZEOF_INT64 >= 8
if (file_length > 0xFFFFFFFFu && S_ISREG(mode))
extra_len += EXTRA_LEN;
+#endif
+#ifdef HAVE_UTIMENSAT
+ if (modtime_nsec)
+ extra_len += EXTRA_LEN;
#endif
if (file_length < 0) {
rprintf(FERROR, "Offset underflow: file-length is negative\n");
file->flags |= FLAG_HLINKED;
#endif
file->modtime = (time_t)modtime;
+#ifdef HAVE_UTIMENSAT
+ if (modtime_nsec) {
+ file->flags |= FLAG_MOD_NSEC;
+ OPT_EXTRA(file, 0)->unum = modtime_nsec;
+ }
+#endif
file->len32 = (uint32)file_length;
#if SIZEOF_INT64 >= 8
if (file_length > 0xFFFFFFFFu && S_ISREG(mode)) {
exit_cleanup(RERR_UNSUPPORTED);
#else
file->flags |= FLAG_LENGTH64;
- OPT_EXTRA(file, 0)->unum = (uint32)(file_length >> 32);
+ OPT_EXTRA(file, NSEC_BUMP(file))->unum = (uint32)(file_length >> 32);
#endif
}
#endif
}
}
- if ((preserve_devices && IS_DEVICE(mode))
- || (preserve_specials && IS_SPECIAL(mode))) {
+ if (preserve_devices && IS_DEVICE(mode)) {
uint32 *devp = F_RDEV_P(file);
DEV_MAJOR(devp) = major(rdev);
DEV_MINOR(devp) = minor(rdev);
if (first_hlink_ndx >= flist->ndx_start) {
struct file_struct *first = flist->files[first_hlink_ndx - flist->ndx_start];
memcpy(bp, F_SYMLINK(first), linkname_len);
- } else if (munge_symlinks) {
- strlcpy(bp, SYMLINK_PREFIX, linkname_len);
- bp += SYMLINK_PREFIX_LEN;
- linkname_len -= SYMLINK_PREFIX_LEN;
- read_sbuf(f, bp, linkname_len - 1);
} else {
- read_sbuf(f, bp, linkname_len - 1);
- if (sanitize_paths)
+ if (munge_symlinks) {
+ strlcpy(bp, SYMLINK_PREFIX, linkname_len);
+ bp += SYMLINK_PREFIX_LEN;
+ linkname_len -= SYMLINK_PREFIX_LEN;
+ }
+#ifdef ICONV_OPTION
+ if (sender_symlink_iconv) {
+ xbuf outbuf, inbuf;
+
+ alloc_len = linkname_len;
+ linkname_len /= 2;
+
+ /* Read the symlink data into the end of our double-sized
+ * buffer and then convert it into the right spot. */
+ INIT_XBUF(inbuf, bp + alloc_len - linkname_len,
+ linkname_len - 1, (size_t)-1);
+ read_sbuf(f, inbuf.buf, inbuf.len);
+ INIT_XBUF(outbuf, bp, 0, alloc_len);
+
+ if (iconvbufs(ic_recv, &inbuf, &outbuf, ICB_INIT) < 0) {
+ io_error |= IOERR_GENERAL;
+ rprintf(FERROR_XFER,
+ "[%s] cannot convert symlink data for: %s (%s)\n",
+ who_am_i(), full_fname(thisname), strerror(errno));
+ bp = (char*)file->basename;
+ *bp++ = '\0';
+ outbuf.len = 0;
+ }
+ bp[outbuf.len] = '\0';
+ } else
+#endif
+ read_sbuf(f, bp, linkname_len - 1);
+ if (sanitize_paths && !munge_symlinks && *bp)
sanitize_path(bp, bp, "", lastdir_depth, SP_DEFAULT);
}
}
#ifdef SUPPORT_ACLS
if (preserve_acls && !S_ISLNK(mode))
- receive_acl(file, f);
+ receive_acl(f, file);
#endif
#ifdef SUPPORT_XATTRS
if (preserve_xattrs)
- receive_xattr(file, f );
+ receive_xattr(f, file);
#endif
if (S_ISREG(mode) || S_ISLNK(mode))
if (strlcpy(thisname, fname, sizeof thisname) >= sizeof thisname) {
io_error |= IOERR_GENERAL;
- rprintf(FINFO, "skipping overly long name: %s\n", fname);
+ rprintf(FERROR_XFER, "skipping overly long name: %s\n", fname);
return NULL;
}
clean_fname(thisname, 0);
if (sanitize_paths)
sanitize_path(thisname, thisname, "", 0, SP_DEFAULT);
- if (stp && S_ISDIR(stp->st_mode)) {
- st = *stp; /* Needed for "symlink/." with --relative. */
+ if (stp && (S_ISDIR(stp->st_mode) || stp->st_mode == 0)) {
+ /* This is needed to handle a "symlink/." with a --relative
+ * dir, or a request to delete a specific file. */
+ st = *stp;
*linkname = '\0'; /* make IBM code checker happy */
} else if (readlink_stat(thisname, &st, linkname) != 0) {
int save_errno = errno;
}
} else {
io_error |= IOERR_GENERAL;
- rsyserr(FERROR_XFER, save_errno, "readlink %s failed",
+ rsyserr(FERROR_XFER, save_errno, "readlink_stat(%s) failed",
full_fname(thisname));
}
return NULL;
+ } else if (st.st_mode == 0) {
+ io_error |= IOERR_GENERAL;
+ rprintf(FINFO, "skipping file with bogus (zero) st_mode: %s\n",
+ full_fname(thisname));
+ return NULL;
}
if (filter_level == NO_FILTERS)
linkname_len = 0;
#endif
+#ifdef ST_MTIME_NSEC
+ if (st.ST_MTIME_NSEC && protocol_version >= 31)
+ extra_len += EXTRA_LEN;
+#endif
#if SIZEOF_CAPITAL_OFF_T >= 8
if (st.st_size > 0xFFFFFFFFu && S_ISREG(st.st_mode))
extra_len += EXTRA_LEN;
if (protocol_version >= 28
? (!S_ISDIR(st.st_mode) && st.st_nlink > 1)
: S_ISREG(st.st_mode)) {
- tmp_dev = st.st_dev;
- tmp_ino = st.st_ino;
+ tmp_dev = (int64)st.st_dev;
+ tmp_ino = (int64)st.st_ino;
} else
- tmp_dev = 0;
+ tmp_dev = -1;
}
#endif
#ifdef HAVE_STRUCT_STAT_ST_RDEV
- if (IS_DEVICE(st.st_mode) || IS_SPECIAL(st.st_mode)) {
+ if (IS_DEVICE(st.st_mode)) {
tmp_rdev = st.st_rdev;
st.st_size = 0;
- }
+ } else if (IS_SPECIAL(st.st_mode))
+ st.st_size = 0;
#endif
file->flags = flags;
file->modtime = st.st_mtime;
+#ifdef ST_MTIME_NSEC
+ if (st.ST_MTIME_NSEC && protocol_version >= 31) {
+ file->flags |= FLAG_MOD_NSEC;
+ OPT_EXTRA(file, 0)->unum = st.ST_MTIME_NSEC;
+ }
+#endif
file->len32 = (uint32)st.st_size;
#if SIZEOF_CAPITAL_OFF_T >= 8
if (st.st_size > 0xFFFFFFFFu && S_ISREG(st.st_mode)) {
file->flags |= FLAG_LENGTH64;
- OPT_EXTRA(file, 0)->unum = (uint32)(st.st_size >> 32);
+ OPT_EXTRA(file, NSEC_BUMP(file))->unum = (uint32)(st.st_size >> 32);
}
#endif
file->mode = st.st_mode;
- if (uid_ndx) /* Check uid_ndx instead of preserve_uid for del support */
+ if (preserve_uid)
F_OWNER(file) = st.st_uid;
- if (gid_ndx) /* Check gid_ndx instead of preserve_gid for del support */
+ if (preserve_gid)
F_GROUP(file) = st.st_gid;
+ if (am_generator && st.st_uid == our_uid)
+ file->flags |= FLAG_OWNED_BY_US;
if (basename != thisname)
file->dirname = lastdir;
else if (!pool)
F_DEPTH(file) = extra_len / EXTRA_LEN;
- /* This code is only used by the receiver when it is building
- * a list of files for a delete pass. */
- if (keep_dirlinks && linkname_len && flist) {
- STRUCT_STAT st2;
- int save_mode = file->mode;
- file->mode = S_IFDIR; /* Find a directory with our name. */
- if (flist_find(dir_flist, file) >= 0
- && x_stat(thisname, &st2, NULL) == 0 && S_ISDIR(st2.st_mode)) {
- file->modtime = st2.st_mtime;
- file->len32 = 0;
- file->mode = st2.st_mode;
- if (uid_ndx)
- F_OWNER(file) = st2.st_uid;
- if (gid_ndx)
- F_GROUP(file) = st2.st_gid;
- } else
- file->mode = save_mode;
- }
-
if (basename_len == 0+1) {
if (!pool)
unmake_file(file);
memcpy(F_SUM(file), tmp_sum, checksum_len);
if (unsort_ndx)
- F_NDX(file) = dir_count;
+ F_NDX(file) = stats.num_dirs;
return file;
}
if (!file)
return NULL;
- if (chmod_modes && !S_ISLNK(file->mode))
+ if (chmod_modes && !S_ISLNK(file->mode) && file->mode)
file->mode = tweak_mode(file->mode, chmod_modes);
if (f >= 0) {
char fbuf[MAXPATHLEN];
+#ifdef SUPPORT_LINKS
+ const char *symlink_name;
+ int symlink_len;
+#ifdef ICONV_OPTION
+ char symlink_buf[MAXPATHLEN];
+#endif
+#endif
#if defined SUPPORT_ACLS || defined SUPPORT_XATTRS
stat_x sx;
+ init_stat_x(&sx);
+#endif
+
+#ifdef SUPPORT_LINKS
+ if (preserve_links && S_ISLNK(file->mode)) {
+ symlink_name = F_SYMLINK(file);
+ symlink_len = strlen(symlink_name);
+ if (symlink_len == 0) {
+ io_error |= IOERR_GENERAL;
+ f_name(file, fbuf);
+ rprintf(FERROR_XFER,
+ "skipping symlink with 0-length value: %s\n",
+ full_fname(fbuf));
+ return NULL;
+ }
+ } else {
+ symlink_name = NULL;
+ symlink_len = 0;
+ }
#endif
#ifdef ICONV_OPTION
if (file->dirname) {
INIT_XBUF_STRLEN(inbuf, (char*)file->dirname);
outbuf.size -= 2; /* Reserve room for '/' & 1 more char. */
- if (iconvbufs(ic_send, &inbuf, &outbuf, 0) < 0)
+ if (iconvbufs(ic_send, &inbuf, &outbuf, ICB_INIT) < 0)
goto convert_error;
outbuf.size += 2;
- outbuf.buf[outbuf.len++] = '/';
+ fbuf[outbuf.len++] = '/';
}
INIT_XBUF_STRLEN(inbuf, (char*)file->basename);
- if (iconvbufs(ic_send, &inbuf, &outbuf, 0) < 0) {
+ if (iconvbufs(ic_send, &inbuf, &outbuf, ICB_INIT) < 0) {
convert_error:
io_error |= IOERR_GENERAL;
- rprintf(FINFO,
+ rprintf(FERROR_XFER,
"[%s] cannot convert filename: %s (%s)\n",
who_am_i(), f_name(file, fbuf), strerror(errno));
return NULL;
}
- outbuf.buf[outbuf.len] = '\0';
+ fbuf[outbuf.len] = '\0';
+
+#ifdef SUPPORT_LINKS
+ if (symlink_len && sender_symlink_iconv) {
+ INIT_XBUF(inbuf, (char*)symlink_name, symlink_len, (size_t)-1);
+ INIT_CONST_XBUF(outbuf, symlink_buf);
+ if (iconvbufs(ic_send, &inbuf, &outbuf, ICB_INIT) < 0) {
+ io_error |= IOERR_GENERAL;
+ f_name(file, fbuf);
+ rprintf(FERROR_XFER,
+ "[%s] cannot convert symlink data for: %s (%s)\n",
+ who_am_i(), full_fname(fbuf), strerror(errno));
+ return NULL;
+ }
+ symlink_buf[outbuf.len] = '\0';
+
+ symlink_name = symlink_buf;
+ symlink_len = outbuf.len;
+ }
+#endif
} else
#endif
f_name(file, fbuf);
#ifdef SUPPORT_ACLS
if (preserve_acls && !S_ISLNK(file->mode)) {
sx.st.st_mode = file->mode;
- sx.acc_acl = sx.def_acl = NULL;
if (get_acl(fname, &sx) < 0) {
io_error |= IOERR_GENERAL;
return NULL;
#endif
#ifdef SUPPORT_XATTRS
if (preserve_xattrs) {
- sx.xattr = NULL;
+ sx.st.st_mode = file->mode;
if (get_xattr(fname, &sx) < 0) {
io_error |= IOERR_GENERAL;
return NULL;
}
#endif
- send_file_entry(f, fbuf, file, flist->used, flist->ndx_start);
+ send_file_entry(f, fbuf, file,
+#ifdef SUPPORT_LINKS
+ symlink_name, symlink_len,
+#endif
+ flist->used, flist->ndx_start);
#ifdef SUPPORT_ACLS
if (preserve_acls && !S_ISLNK(file->mode)) {
- send_acl(&sx, f);
+ send_acl(f, &sx);
free_acl(&sx);
}
#endif
#ifdef SUPPORT_XATTRS
if (preserve_xattrs) {
- F_XATTR(file) = send_xattr(&sx, f);
+ F_XATTR(file) = send_xattr(f, &sx);
free_xattr(&sx);
}
#endif
unsigned int len = strlen(fbuf);
if (len > 1 && fbuf[len-1] == '/')
fbuf[--len] = '\0';
- if (len >= MAXPATHLEN - 1) {
- io_error |= IOERR_GENERAL;
- rprintf(FERROR_XFER, "skipping long-named directory: %s\n",
- full_fname(fbuf));
- return;
- }
save_filters = push_local_filters(fbuf, len);
send_directory(f, flist, fbuf, len, flags);
pop_local_filters(save_filters);
DIR_NEXT_SIBLING(dp) = -1;
}
+static void interpret_stat_error(const char *fname, int is_dir)
+{
+ if (errno == ENOENT) {
+ io_error |= IOERR_VANISHED;
+ rprintf(FWARNING, "%s has vanished: %s\n",
+ is_dir ? "directory" : "file", full_fname(fname));
+ } else {
+ io_error |= IOERR_GENERAL;
+ rsyserr(FERROR_XFER, errno, "link_stat %s failed",
+ full_fname(fname));
+ }
+}
+
/* This function is normally called by the sender, but the receiving side also
* calls it from get_dirlist() with f set to -1 so that we just construct the
* file list in memory without sending it over the wire. Also, get_dirlist()
assert(flist != NULL);
if (!(d = opendir(fbuf))) {
+ if (errno == ENOENT) {
+ if (am_sender) /* Can abuse this for vanished error w/ENOENT: */
+ interpret_stat_error(fbuf, True);
+ return;
+ }
io_error |= IOERR_GENERAL;
rsyserr(FERROR_XFER, errno, "opendir %s failed", full_fname(fbuf));
return;
}
p = fbuf + len;
- if (len != 1 || *fbuf != '/')
+ if (len == 1 && *fbuf == '/')
+ remainder = MAXPATHLEN - 1;
+ else if (len < MAXPATHLEN-1) {
*p++ = '/';
- *p = '\0';
- remainder = MAXPATHLEN - (p - fbuf);
+ *p = '\0';
+ remainder = MAXPATHLEN - (len + 1);
+ } else
+ remainder = 0;
for (errno = 0, di = readdir(d); di; errno = 0, di = readdir(d)) {
+ unsigned name_len;
char *dname = d_name(di);
if (dname[0] == '.' && (dname[1] == '\0'
|| (dname[1] == '.' && dname[2] == '\0')))
continue;
- if (strlcpy(p, dname, remainder) >= remainder) {
+ name_len = strlcpy(p, dname, remainder);
+ if (name_len >= remainder) {
+ char save = fbuf[len];
+ fbuf[len] = '\0';
io_error |= IOERR_GENERAL;
- rprintf(FINFO,
- "cannot send long-named file %s\n",
- full_fname(fbuf));
+ rprintf(FERROR_XFER,
+ "filename overflows max-path len by %u: %s/%s\n",
+ name_len - remainder + 1, fbuf, dname);
+ fbuf[len] = save;
continue;
}
if (dname[0] == '\0') {
io_error |= IOERR_GENERAL;
- rprintf(FINFO,
+ rprintf(FERROR_XFER,
"cannot send file with empty name in %s\n",
full_fname(fbuf));
continue;
item_list *relname_list;
relnamecache **rnpp;
int len, need_new_dir, depth = 0;
- struct filter_list_struct save_filter_list = filter_list;
+ filter_rule_list save_filter_list = filter_list;
flags = (flags | FLAG_IMPLIED_DIR) & ~(FLAG_TOP_DIR | FLAG_CONTENT_DIR);
filter_list.head = filter_list.tail = NULL; /* Don't filter implied dirs. */
filter_list = save_filter_list;
}
+static NORETURN void fatal_unsafe_io_error(void)
+{
+ /* This (sadly) can only happen when pushing data because
+ * the sender does not know about what kind of delete
+ * is in effect on the receiving side when pulling. */
+ rprintf(FERROR_XFER, "FATAL I/O ERROR: dying to avoid a --delete-during issue with a pre-3.0.7 receiver.\n");
+ exit_cleanup(RERR_UNSUPPORTED);
+}
+
static void send1extra(int f, struct file_struct *file, struct file_list *flist)
{
char fbuf[MAXPATHLEN];
if (one_file_system) {
STRUCT_STAT st;
if (link_stat(fbuf, &st, copy_dirlinks) != 0) {
- io_error |= IOERR_GENERAL;
- rsyserr(FERROR_XFER, errno, "link_stat %s failed",
- full_fname(fbuf));
+ interpret_stat_error(fbuf, True);
return;
}
filesystem_dev = st.st_dev;
if (name_type != NORMAL_NAME) {
STRUCT_STAT st;
if (link_stat(fbuf, &st, 1) != 0) {
- io_error |= IOERR_GENERAL;
- rsyserr(FERROR_XFER, errno, "link_stat %s failed",
- full_fname(fbuf));
+ interpret_stat_error(fbuf, True);
continue;
}
send_file_name(f, flist, fbuf, &st, FLAG_TOP_DIR | flags, ALL_FILTERS);
struct file_list *flist;
int64 start_write;
uint16 prev_flags;
- int old_cnt, save_io_error = io_error;
+ int save_io_error = io_error;
if (flist_eof)
return;
+ if (at_least < 0)
+ at_least = file_total - file_old_total + 1;
+
/* Keep sending data until we have the requested number of
* files in the upcoming file-lists. */
- old_cnt = cur_flist->used;
- for (flist = first_flist; flist != cur_flist; flist = flist->next)
- old_cnt += flist->used;
- while (file_total - old_cnt < at_least) {
+ while (file_total - file_old_total < at_least) {
struct file_struct *file = dir_flist->sorted[send_dir_ndx];
- int dir_ndx, dstart = dir_count;
+ int dir_ndx, dstart = stats.num_dirs;
const char *pathname = F_PATHNAME(file);
int32 *dp;
dp = F_DIR_NODE_P(file);
}
- write_byte(f, 0);
+ if (io_error == save_io_error || ignore_errors)
+ write_byte(f, 0);
+ else if (use_safe_inc_flist) {
+ write_shortint(f, XMIT_EXTENDED_FLAGS|XMIT_IO_ERROR_ENDLIST);
+ write_varint(f, io_error);
+ } else {
+ if (delete_during)
+ fatal_unsafe_io_error();
+ write_byte(f, 0);
+ }
if (need_unsorted_flist) {
if (!(flist->sorted = new_array(struct file_struct *, flist->used)))
flist_sort_and_clean(flist, 0);
- add_dirs_to_tree(send_dir_ndx, flist, dir_count - dstart);
+ add_dirs_to_tree(send_dir_ndx, flist, stats.num_dirs - dstart);
flist_done_allocating(flist);
file_total += flist->used;
if ((send_dir_ndx = DIR_PARENT(dp)) < 0) {
write_ndx(f, NDX_FLIST_EOF);
flist_eof = 1;
+ if (DEBUG_GTE(FLIST, 3))
+ rprintf(FINFO, "[%s] flist_eof=1\n", who_am_i());
change_local_filter_dir(NULL, 0, 0);
goto finish;
}
}
finish:
- if (io_error != save_io_error && !ignore_errors)
+ if (io_error != save_io_error && protocol_version == 30 && !ignore_errors)
send_msg_int(MSG_IO_ERROR, io_error);
}
struct timeval start_tv, end_tv;
int64 start_write;
int use_ff_fd = 0;
- int disable_buffering;
+ int disable_buffering, reenable_multiplex = -1;
int flags = recurse ? FLAG_CONTENT_DIR : 0;
int reading_remotely = filesfrom_host != NULL;
int rl_flags = (reading_remotely ? 0 : RL_DUMP_COMMENTS)
start_write = stats.total_written;
gettimeofday(&start_tv, NULL);
- if (!orig_dir)
- orig_dir = strdup(curr_dir);
-
if (relative_paths && protocol_version >= 30)
implied_dirs = 1; /* We send flagged implied dirs */
full_fname(argv[0]));
exit_cleanup(RERR_FILESELECT);
}
+ if (protocol_version < 31) {
+ /* Older protocols send the files-from data w/o packaging
+ * it in multiplexed I/O packets, so temporarily switch
+ * to buffered I/O to match this behavior. */
+ reenable_multiplex = io_end_multiplex_in(MPLX_TO_BUFFERED);
+ }
use_ff_fd = 1;
}
+ if (!orig_dir)
+ orig_dir = strdup(curr_dir);
+
while (1) {
char fbuf[MAXPATHLEN], *fn, name_type;
if (link_stat(fbuf, &st, copy_dirlinks || name_type != NORMAL_NAME) != 0
|| (name_type != DOTDIR_NAME && is_daemon_excluded(fbuf, S_ISDIR(st.st_mode)))
|| (relative_paths && path_is_daemon_excluded(fbuf, 1))) {
- io_error |= IOERR_GENERAL;
- rsyserr(FERROR_XFER, errno, "link_stat %s failed",
- full_fname(fbuf));
- continue;
+ if (errno != ENOENT || missing_args == 0) {
+ /* This is a transfer error, but inhibit deletion
+ * only if we might be omitting an existing file. */
+ if (errno != ENOENT)
+ io_error |= IOERR_GENERAL;
+ rsyserr(FERROR_XFER, errno, "link_stat %s failed",
+ full_fname(fbuf));
+ continue;
+ } else if (missing_args == 1) {
+ /* Just ignore the arg. */
+ continue;
+ } else /* (missing_args == 2) */ {
+ /* Send the arg as a "missing" entry with
+ * mode 0, which tells the generator to delete it. */
+ memset(&st, 0, sizeof st);
+ }
}
/* A dot-dir should not be excluded! */
- if (name_type != DOTDIR_NAME
+ if (name_type != DOTDIR_NAME && st.st_mode != 0
&& is_excluded(fbuf, S_ISDIR(st.st_mode) != 0, ALL_FILTERS))
continue;
send_file_name(f, flist, fbuf, &st, flags, NO_FILTERS);
}
+ if (reenable_multiplex >= 0)
+ io_start_multiplex_in(reenable_multiplex);
+
gettimeofday(&end_tv, NULL);
stats.flist_buildtime = (int64)(end_tv.tv_sec - start_tv.tv_sec) * 1000
+ (end_tv.tv_usec - start_tv.tv_usec) / 1000;
stats.flist_buildtime = 1;
start_tv = end_tv;
- write_byte(f, 0); /* Indicate end of file list */
+ /* Indicate end of file list */
+ if (io_error == 0 || ignore_errors)
+ write_byte(f, 0);
+ else if (use_safe_inc_flist) {
+ write_shortint(f, XMIT_EXTENDED_FLAGS|XMIT_IO_ERROR_ENDLIST);
+ write_varint(f, io_error);
+ } else {
+ if (delete_during && inc_recurse)
+ fatal_unsafe_io_error();
+ write_byte(f, 0);
+ }
#ifdef SUPPORT_HARD_LINKS
if (preserve_hard_links && protocol_version >= 30 && !inc_recurse)
flist->sorted = flist->files;
flist_sort_and_clean(flist, 0);
file_total += flist->used;
+ file_old_total += flist->used;
if (numeric_ids <= 0 && !inc_recurse)
send_id_list(f);
/* send the io_error flag */
if (protocol_version < 30)
write_int(f, ignore_errors ? 0 : io_error);
- else if (io_error && !ignore_errors)
+ else if (!use_safe_inc_flist && io_error && !ignore_errors)
send_msg_int(MSG_IO_ERROR, io_error);
if (disable_buffering)
- io_end_buffering_out();
+ io_end_buffering_out(IOBUF_FREE_BUFS);
stats.flist_size = stats.total_written - start_write;
stats.num_files = flist->used;
if (inc_recurse) {
send_dir_depth = 1;
- add_dirs_to_tree(-1, flist, dir_count);
- if (!file_total || strcmp(flist->sorted[0]->basename, ".") != 0)
+ add_dirs_to_tree(-1, flist, stats.num_dirs);
+ if (!file_total || strcmp(flist->sorted[flist->low]->basename, ".") != 0)
flist->parent_ndx = -1;
flist_done_allocating(flist);
if (send_dir_ndx < 0) {
write_ndx(f, NDX_FLIST_EOF);
flist_eof = 1;
+ if (DEBUG_GTE(FLIST, 3))
+ rprintf(FINFO, "[%s] flist_eof=1\n", who_am_i());
}
else if (file_total == 1) {
/* If we're creating incremental file-lists and there
* file-list to check if this is a 1-file xfer. */
send_extra_file_list(f, 1);
}
+ } else {
+ flist_eof = 1;
+ if (DEBUG_GTE(FLIST, 3))
+ rprintf(FINFO, "[%s] flist_eof=1\n", who_am_i());
}
return flist;
else if (inc_recurse && INFO_GTE(FLIST, 1) && !am_server)
rprintf(FCLIENT, "receiving incremental file list\n");
rprintf(FLOG, "receiving file list\n");
+ if (usermap)
+ parse_name_map(usermap, True);
+ if (groupmap)
+ parse_name_map(groupmap, False);
}
start_read = stats.total_read;
while ((flags = read_byte(f)) != 0) {
struct file_struct *file;
- flist_expand(flist, 1);
-
if (protocol_version >= 28 && (flags & XMIT_EXTENDED_FLAGS))
flags |= read_byte(f) << 8;
- file = recv_file_entry(flist, flags, f);
- if (inc_recurse && S_ISDIR(file->mode)) {
- flist_expand(dir_flist, 1);
- dir_flist->files[dir_flist->used++] = file;
+ if (flags == (XMIT_EXTENDED_FLAGS|XMIT_IO_ERROR_ENDLIST)) {
+ int err;
+ if (!use_safe_inc_flist) {
+ rprintf(FERROR, "Invalid flist flag: %x\n", flags);
+ exit_cleanup(RERR_PROTOCOL);
+ }
+ err = read_varint(f);
+ if (!ignore_errors)
+ io_error |= err;
+ break;
}
+ flist_expand(flist, 1);
+ file = recv_file_entry(f, flist, flags);
+
+ if (S_ISREG(file->mode)) {
+ /* Already counted */
+ } else if (S_ISDIR(file->mode)) {
+ if (inc_recurse) {
+ flist_expand(dir_flist, 1);
+ dir_flist->files[dir_flist->used++] = file;
+ }
+ stats.num_dirs++;
+ } else if (S_ISLNK(file->mode))
+ stats.num_symlinks++;
+ else if (IS_DEVICE(file->mode))
+ stats.num_symlinks++;
+ else
+ stats.num_specials++;
+
flist->files[flist->used++] = file;
maybe_emit_filelist_progress(flist->used);
if (DEBUG_GTE(FLIST, 2)) {
- rprintf(FINFO, "recv_file_name(%s)\n",
- f_name(file, NULL));
+ char *name = f_name(file, NULL);
+ rprintf(FINFO, "recv_file_name(%s)\n", NS(name));
}
}
file_total += flist->used;
if (inc_recurse)
flist_done_allocating(flist);
- else if (f >= 0)
+ else if (f >= 0) {
recv_id_list(f, flist);
+ flist_eof = 1;
+ if (DEBUG_GTE(FLIST, 3))
+ rprintf(FINFO, "[%s] flist_eof=1\n", who_am_i());
+ }
flist_sort_and_clean(flist, relative_paths);
if (protocol_version < 30) {
/* Recv the io_error flag */
- if (ignore_errors)
- read_int(f);
- else
- io_error |= read_int(f);
+ int err = read_int(f);
+ if (!ignore_errors)
+ io_error |= err;
} else if (inc_recurse && flist->ndx_start == 1) {
- if (!file_total || strcmp(flist->sorted[0]->basename, ".") != 0)
+ if (!file_total || strcmp(flist->sorted[flist->low]->basename, ".") != 0)
flist->parent_ndx = -1;
}
int ndx = read_ndx(f);
if (ndx == NDX_FLIST_EOF) {
flist_eof = 1;
+ if (DEBUG_GTE(FLIST, 3))
+ rprintf(FINFO, "[%s] flist_eof=1\n", who_am_i());
change_local_filter_dir(NULL, 0, 0);
} else {
ndx = NDX_FLIST_OFFSET - ndx;
return -1;
}
+/* Search for an identically-named item in the file list. Differs from
+ * flist_find in that an item that agrees with "f" in directory-ness is
+ * preferred but one that does not is still found. */
+int flist_find_ignore_dirness(struct file_list *flist, struct file_struct *f)
+{
+ mode_t save_mode;
+ int ndx;
+
+ /* First look for an item that agrees in directory-ness. */
+ ndx = flist_find(flist, f);
+ if (ndx >= 0)
+ return ndx;
+
+ /* Temporarily flip f->mode to look for an item of opposite
+ * directory-ness. */
+ save_mode = f->mode;
+ f->mode = S_ISDIR(f->mode) ? S_IFREG : S_IFDIR;
+ ndx = flist_find(flist, f);
+ f->mode = save_mode;
+ return ndx;
+}
+
/*
* Free up any resources a file_struct has allocated
* and clear the file.
"[%s] i=%d %s %s%s%s%s mode=0%o len=%s%s%s flags=%x\n",
who, i + flist->ndx_start,
root, dir, slash, name, trail,
- (int)file->mode, big_num(F_LENGTH(file), 0),
+ (int)file->mode, comma_num(F_LENGTH(file)),
uidbuf, gidbuf, file->flags);
}
}
* of the dirname string, and also indicates that "dirname" is a MAXPATHLEN
* buffer (the functions we call will append names onto the end, but the old
* dir value will be restored on exit). */
-struct file_list *get_dirlist(char *dirname, int dlen, int ignore_filter_rules)
+struct file_list *get_dirlist(char *dirname, int dlen, int flags)
{
struct file_list *dirlist;
char dirbuf[MAXPATHLEN];
int save_recurse = recurse;
int save_xfer_dirs = xfer_dirs;
int save_prune_empty_dirs = prune_empty_dirs;
+ int senddir_fd = flags & GDL_IGNORE_FILTER_RULES ? -2 : -1;
if (dlen < 0) {
dlen = strlcpy(dirbuf, dirname, MAXPATHLEN);
recurse = 0;
xfer_dirs = 1;
- send_directory(ignore_filter_rules ? -2 : -1, dirlist, dirname, dlen, 0);
+ send_directory(senddir_fd, dirlist, dirname, dlen, FLAG_CONTENT_DIR);
xfer_dirs = save_xfer_dirs;
recurse = save_recurse;
if (INFO_GTE(PROGRESS, 1))
Matt McCutchen's Web Site / rsync / rsync.git / blobdiff