*
* Copyright (C) 1998-2001 Andrew Tridgell <tridge@samba.org>
* Copyright (C) 2000, 2001, 2002 Martin Pool <mbp@samba.org>
- * Copyright (C) 2002-2020 Wayne Davison
+ * Copyright (C) 2002-2022 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 "itypes.h"
-#include "latest-year.h"
+#include "ifuncs.h"
#include <popt.h>
-#include <zlib.h>
extern int module_id;
extern int local_server;
extern int sanitize_paths;
-extern int daemon_over_rsh;
+extern int trust_sender_args;
+extern int trust_sender_filter;
extern unsigned int module_dirlen;
extern filter_rule_list filter_list;
extern filter_rule_list daemon_filter_list;
-#define NOT_SPECIFIED (-42)
-
int make_backups = 0;
/**
int keep_dirlinks = 0;
int copy_dirlinks = 0;
int copy_links = 0;
+int copy_devices = 0;
int write_devices = 0;
int preserve_links = 0;
int preserve_hard_links = 0;
int preserve_specials = 0;
int preserve_uid = 0;
int preserve_gid = 0;
-int preserve_times = 0;
+int preserve_mtimes = 0;
int preserve_atimes = 0;
+int preserve_crtimes = 0;
+int omit_dir_times = 0;
+int omit_link_times = 0;
+int trust_sender = 0;
int update_only = 0;
int open_noatime = 0;
int cvs_exclude = 0;
int dry_run = 0;
int do_xfers = 1;
+int do_fsync = 0;
int ignore_times = 0;
int delete_mode = 0;
int delete_during = 0;
int sparse_files = 0;
int preallocate_files = 0;
int do_compression = 0;
-int def_compress_level = NOT_SPECIFIED;
+int do_compression_level = CLVL_NOT_SPECIFIED;
int am_root = 0; /* 0 = normal, 1 = root, 2 = --super, -1 = --fake-super */
int am_server = 0;
int am_sender = 0;
int implied_dirs = 1;
int missing_args = 0; /* 0 = FERROR_XFER, 1 = ignore, 2 = delete */
int numeric_ids = 0;
-int msgs2stderr = 0;
+int msgs2stderr = 2; /* Default: send errors to stderr for local & remote-shell transfers */
+int saw_stderr_opt = 0;
int allow_8bit_chars = 0;
int force_delete = 0;
int io_timeout = 0;
char *filesfrom_host = NULL;
int eol_nulls = 0;
int protect_args = -1;
+int old_style_args = -1;
int human_readable = 1;
int recurse = 0;
+int mkpath_dest_arg = 0;
int allow_inc_recurse = 1;
int xfer_dirs = -1;
int am_daemon = 0;
int checksum_seed = 0;
int inplace = 0;
int delay_updates = 0;
-long block_size = 0; /* "long" because popt can't set an int32. */
+int32 block_size = 0;
+time_t stop_at_utime = 0;
char *skip_compress = NULL;
char *copy_as = NULL;
item_list dparam_list = EMPTY_ITEM_LIST;
char *logfile_format = NULL;
char *stdout_format = NULL;
char *password_file = NULL;
+char *early_input_file = NULL;
char *rsync_path = RSYNC_PATH;
char *backup_dir = NULL;
char backup_dir_buf[MAXPATHLEN];
char *usermap = NULL;
char *groupmap = NULL;
int rsync_port = 0;
-int compare_dest = 0;
-int copy_dest = 0;
-int link_dest = 0;
+int alt_dest_type = 0;
int basis_dir_cnt = 0;
-char *dest_option = NULL;
+#define DEFAULT_MAX_ALLOC (1024L * 1024 * 1024)
+size_t max_alloc = DEFAULT_MAX_ALLOC;
+char *max_alloc_arg;
+
+static int version_opt_cnt = 0;
static int remote_option_alloc = 0;
int remote_option_cnt = 0;
const char **remote_options = NULL;
const char *checksum_choice = NULL;
+const char *compress_choice = NULL;
int quiet = 0;
int output_motd = 1;
char *batch_name = NULL;
int need_unsorted_flist = 0;
+char *iconv_opt =
#ifdef ICONV_OPTION
-char *iconv_opt = ICONV_OPTION;
+ ICONV_OPTION;
+#else
+ NULL;
#endif
struct chmod_mode_struct *chmod_modes = NULL;
#define MAX_VERBOSITY ((int)(sizeof debug_verbosity / sizeof debug_verbosity[0]) - 1)
static const char *info_verbosity[1+MAX_VERBOSITY] = {
- /*0*/ NULL,
+ /*0*/ "NONREG",
/*1*/ "COPY,DEL,FLIST,MISC,NAME,STATS,SYMSAFE",
/*2*/ "BACKUP,MISC2,MOUNT,NAME2,REMOVE,SKIP",
};
INFO_WORD(MISC, W_SND|W_REC, "Mention miscellaneous information (levels 1-2)"),
INFO_WORD(MOUNT, W_SND|W_REC, "Mention mounts that were found or skipped"),
INFO_WORD(NAME, W_SND|W_REC, "Mention 1) updated file/dir names, 2) unchanged names"),
+ INFO_WORD(NONREG, W_REC, "Mention skipped non-regular files (default 1, 0 disables)"),
INFO_WORD(PROGRESS, W_CLI, "Mention 1) per-file progress or 2) total transfer progress"),
INFO_WORD(REMOVE, W_SND, "Mention files removed on the sending side"),
- INFO_WORD(SKIP, W_REC, "Mention files that are skipped due to options used"),
+ INFO_WORD(SKIP, W_REC, "Mention files skipped due to transfer overrides (levels 1-2)"),
INFO_WORD(STATS, W_CLI|W_SRV, "Mention statistics at end of run (levels 1-3)"),
INFO_WORD(SYMSAFE, W_SND|W_REC, "Mention symlinks that are unsafe"),
{ NULL, "--info", 0, 0, 0, 0 }
DEBUG_WORD(DELTASUM, W_SND|W_REC, "Debug delta-transfer checksumming (levels 1-4)"),
DEBUG_WORD(DUP, W_REC, "Debug weeding of duplicate names"),
DEBUG_WORD(EXIT, W_CLI|W_SRV, "Debug exit events (levels 1-3)"),
- DEBUG_WORD(FILTER, W_SND|W_REC, "Debug filter actions (levels 1-2)"),
+ DEBUG_WORD(FILTER, W_SND|W_REC, "Debug filter actions (levels 1-3)"),
DEBUG_WORD(FLIST, W_SND|W_REC, "Debug file-list operations (levels 1-4)"),
DEBUG_WORD(FUZZY, W_REC, "Debug fuzzy scoring (levels 1-2)"),
DEBUG_WORD(GENR, W_REC, "Debug generator functions"),
DEBUG_WORD(HLINK, W_SND|W_REC, "Debug hard-link actions (levels 1-3)"),
DEBUG_WORD(ICONV, W_CLI|W_SRV, "Debug iconv character conversions (levels 1-2)"),
DEBUG_WORD(IO, W_CLI|W_SRV, "Debug I/O routines (levels 1-4)"),
+ DEBUG_WORD(NSTR, W_CLI|W_SRV, "Debug negotiation strings"),
DEBUG_WORD(OWN, W_REC, "Debug ownership changes in users & groups (levels 1-2)"),
DEBUG_WORD(PROTO, W_CLI|W_SRV, "Debug protocol information"),
DEBUG_WORD(RECV, W_REC, "Debug receiver functions"),
static int do_stats = 0;
static int do_progress = 0;
static int daemon_opt; /* sets am_daemon after option error-reporting */
-static int omit_dir_times = 0;
-static int omit_link_times = 0;
static int F_option_cnt = 0;
static int modify_window_set;
static int itemize_changes = 0;
static int refused_delete_during;
static int refused_inplace, refused_no_iconv;
static BOOL usermap_via_chown, groupmap_via_chown;
-#ifdef HAVE_SETVBUF
static char *outbuf_mode;
-#endif
static char *bwlimit_arg, *max_size_arg, *min_size_arg;
static char tmp_partialdir[] = ".~tmp~";
return NULL;
len++;
- if (!(buf = new_array(char, len)))
- out_of_memory("make_output_option");
+ buf = new_array(char, len);
pos = 0;
if (skipped || max < 5)
return buf;
}
-static void parse_output_words(struct output_struct *words, short *levels,
- const char *str, uchar priority)
+static void parse_output_words(struct output_struct *words, short *levels, const char *str, uchar priority)
{
const char *s;
int j, len, lev;
break;
}
}
- if (len && !words[j].name) {
+ if (len && !words[j].name && !am_server) {
rprintf(FERROR, "Unknown %s item: \"%.*s\"\n",
words[j].help, len, str);
exit_cleanup(RERR_SYNTAX);
rprintf(FINFO, fmt, "HELP", "Output this help message");
rprintf(FINFO, "\n");
- rprintf(FINFO, "Options added for each increase in verbose level:\n");
+ rprintf(FINFO, "Options added at each level of verbosity:\n");
- for (j = 1; j <= MAX_VERBOSITY; j++) {
+ for (j = 0; j <= MAX_VERBOSITY; j++) {
parse_output_words(words, levels, verbosity[j], HELP_PRIORITY);
opt = make_output_option(words, levels, W_CLI|W_SRV|W_SND|W_REC);
if (opt) {
if (level > MAX_VERBOSITY)
level = MAX_VERBOSITY;
- for (j = 1; j <= level; j++) {
+ for (j = 0; j <= level; j++) {
parse_output_words(info_words, info_levels, info_verbosity[j], priority);
parse_output_words(debug_words, debug_levels, debug_verbosity[j], priority);
}
memset(debug_limits, 0, sizeof debug_limits);
/* Compute the level limits in the above arrays. */
- for (j = 1; j <= level; j++) {
+ for (j = 0; j <= level; j++) {
parse_output_words(info_words, info_limits, info_verbosity[j], LIMIT_PRIORITY);
parse_output_words(debug_words, debug_limits, debug_verbosity[j], LIMIT_PRIORITY);
}
debug_levels[j] *= -1;
}
-static void print_rsync_version(enum logcode f)
-{
- char *subprotocol = "";
- char const *got_socketpair = "no ";
- char const *have_inplace = "no ";
- char const *hardlinks = "no ";
- char const *prealloc = "no ";
- char const *symtimes = "no ";
- char const *acls = "no ";
- char const *xattrs = "no ";
- char const *links = "no ";
- char const *iconv = "no ";
- char const *ipv6 = "no ";
- STRUCT_STAT *dumstat;
-
-#if SUBPROTOCOL_VERSION != 0
- if (asprintf(&subprotocol, ".PR%d", SUBPROTOCOL_VERSION) < 0)
- out_of_memory("print_rsync_version");
-#endif
-#ifdef HAVE_SOCKETPAIR
- got_socketpair = "";
-#endif
-#ifdef HAVE_FTRUNCATE
- have_inplace = "";
-#endif
-#ifdef SUPPORT_HARD_LINKS
- hardlinks = "";
-#endif
-#ifdef SUPPORT_PREALLOCATION
- prealloc = "";
-#endif
-#ifdef SUPPORT_ACLS
- acls = "";
-#endif
-#ifdef SUPPORT_XATTRS
- xattrs = "";
-#endif
-#ifdef SUPPORT_LINKS
- links = "";
-#endif
-#ifdef INET6
- ipv6 = "";
-#endif
-#ifdef ICONV_OPTION
- iconv = "";
-#endif
-#ifdef CAN_SET_SYMLINK_TIMES
- symtimes = "";
-#endif
-
- rprintf(f, "%s version %s protocol version %d%s\n",
- RSYNC_NAME, RSYNC_VERSION, PROTOCOL_VERSION, subprotocol);
- rprintf(f, "Copyright (C) 1996-" LATEST_YEAR " by Andrew Tridgell, Wayne Davison, and others.\n");
- rprintf(f, "Web site: http://rsync.samba.org/\n");
- rprintf(f, "Capabilities:\n");
- rprintf(f, " %d-bit files, %d-bit inums, %d-bit timestamps, %d-bit long ints,\n",
- (int)(sizeof (OFF_T) * 8),
- (int)(sizeof dumstat->st_ino * 8), /* Don't check ino_t! */
- (int)(sizeof (time_t) * 8),
- (int)(sizeof (int64) * 8));
- rprintf(f, " %ssocketpairs, %shardlinks, %ssymlinks, %sIPv6, batchfiles, %sinplace,\n",
- got_socketpair, hardlinks, links, ipv6, have_inplace);
- rprintf(f, " %sappend, %sACLs, %sxattrs, %siconv, %ssymtimes, %sprealloc\n",
- have_inplace, acls, xattrs, iconv, symtimes, prealloc);
-
-#ifdef MAINTAINER_MODE
- rprintf(f, "Panic Action: \"%s\"\n", get_panic_action());
-#endif
-
-#if SIZEOF_INT64 < 8
- rprintf(f, "WARNING: no 64-bit integers on this platform!\n");
-#endif
- if (sizeof (int64) != SIZEOF_INT64) {
- rprintf(f,
- "WARNING: size mismatch in SIZEOF_INT64 define (%d != %d)\n",
- (int) SIZEOF_INT64, (int) sizeof (int64));
- }
-
- rprintf(f,"\n");
- rprintf(f,"rsync comes with ABSOLUTELY NO WARRANTY. This is free software, and you\n");
- rprintf(f,"are welcome to redistribute it under certain conditions. See the GNU\n");
- rprintf(f,"General Public Licence for details.\n");
-}
-
-
-void usage(enum logcode F)
-{
- print_rsync_version(F);
-
- rprintf(F,"\n");
- rprintf(F,"rsync is a file transfer program capable of efficient remote update\n");
- rprintf(F,"via a fast differencing algorithm.\n");
-
- rprintf(F,"\n");
- rprintf(F,"Usage: rsync [OPTION]... SRC [SRC]... DEST\n");
- rprintf(F," or rsync [OPTION]... SRC [SRC]... [USER@]HOST:DEST\n");
- rprintf(F," or rsync [OPTION]... SRC [SRC]... [USER@]HOST::DEST\n");
- rprintf(F," or rsync [OPTION]... SRC [SRC]... rsync://[USER@]HOST[:PORT]/DEST\n");
- rprintf(F," or rsync [OPTION]... [USER@]HOST:SRC [DEST]\n");
- rprintf(F," or rsync [OPTION]... [USER@]HOST::SRC [DEST]\n");
- rprintf(F," or rsync [OPTION]... rsync://[USER@]HOST[:PORT]/SRC [DEST]\n");
- rprintf(F,"The ':' usages connect via remote shell, while '::' & 'rsync://' usages connect\n");
- rprintf(F,"to an rsync daemon, and require SRC or DEST to start with a module name.\n");
- rprintf(F,"\n");
- rprintf(F,"Options\n");
- rprintf(F," -v, --verbose increase verbosity\n");
- rprintf(F," --info=FLAGS fine-grained informational verbosity\n");
- rprintf(F," --debug=FLAGS fine-grained debug verbosity\n");
- rprintf(F," --msgs2stderr special output handling for debugging\n");
- rprintf(F," -q, --quiet suppress non-error messages\n");
- rprintf(F," --no-motd suppress daemon-mode MOTD (see manpage caveat)\n");
- rprintf(F," -c, --checksum skip based on checksum, not mod-time & size\n");
- rprintf(F," -a, --archive archive mode; equals -rlptgoD (no -H,-A,-X)\n");
- rprintf(F," --no-OPTION turn off an implied OPTION (e.g. --no-D)\n");
- rprintf(F," -r, --recursive recurse into directories\n");
- rprintf(F," -R, --relative use relative path names\n");
- rprintf(F," --no-implied-dirs don't send implied dirs with --relative\n");
- rprintf(F," -b, --backup make backups (see --suffix & --backup-dir)\n");
- rprintf(F," --backup-dir=DIR make backups into hierarchy based in DIR\n");
- rprintf(F," --suffix=SUFFIX set backup suffix (default %s w/o --backup-dir)\n",BACKUP_SUFFIX);
- rprintf(F," -u, --update skip files that are newer on the receiver\n");
- rprintf(F," --inplace update destination files in-place (SEE MAN PAGE)\n");
- rprintf(F," --append append data onto shorter files\n");
- rprintf(F," --append-verify like --append, but with old data in file checksum\n");
- rprintf(F," -d, --dirs transfer directories without recursing\n");
- rprintf(F," -l, --links copy symlinks as symlinks\n");
- rprintf(F," -L, --copy-links transform symlink into referent file/dir\n");
- rprintf(F," --copy-unsafe-links only \"unsafe\" symlinks are transformed\n");
- rprintf(F," --safe-links ignore symlinks that point outside the source tree\n");
- rprintf(F," --munge-links munge symlinks to make them safer (but unusable)\n");
- rprintf(F," -k, --copy-dirlinks transform symlink to a dir into referent dir\n");
- rprintf(F," -K, --keep-dirlinks treat symlinked dir on receiver as dir\n");
- rprintf(F," -H, --hard-links preserve hard links\n");
- rprintf(F," -p, --perms preserve permissions\n");
- rprintf(F," -E, --executability preserve the file's executability\n");
- rprintf(F," --chmod=CHMOD affect file and/or directory permissions\n");
-#ifdef SUPPORT_ACLS
- rprintf(F," -A, --acls preserve ACLs (implies --perms)\n");
-#endif
-#ifdef SUPPORT_XATTRS
- rprintf(F," -X, --xattrs preserve extended attributes\n");
-#endif
- rprintf(F," -o, --owner preserve owner (super-user only)\n");
- rprintf(F," -g, --group preserve group\n");
- rprintf(F," --devices preserve device files (super-user only)\n");
- rprintf(F," --specials preserve special files\n");
- rprintf(F," -D same as --devices --specials\n");
- rprintf(F," -t, --times preserve modification times\n");
- rprintf(F," -U, --atimes preserve access (last-used) times\n");
- rprintf(F," --open-noatime avoid changing the atime on opened files\n");
- rprintf(F," -O, --omit-dir-times omit directories from --times\n");
- rprintf(F," -J, --omit-link-times omit symlinks from --times\n");
- rprintf(F," --super receiver attempts super-user activities\n");
-#ifdef SUPPORT_XATTRS
- rprintf(F," --fake-super store/recover privileged attrs using xattrs\n");
-#endif
- rprintf(F," -S, --sparse turn sequences of nulls into sparse blocks\n");
-#ifdef SUPPORT_PREALLOCATION
- rprintf(F," --preallocate allocate dest files before writing them\n");
-#else
- rprintf(F," --preallocate pre-allocate dest files on remote receiver\n");
-#endif
- rprintf(F," --write-devices write to devices as files (implies --inplace)\n");
- rprintf(F," -n, --dry-run perform a trial run with no changes made\n");
- rprintf(F," -W, --whole-file copy files whole (without delta-xfer algorithm)\n");
- rprintf(F," --checksum-choice=STR choose the checksum algorithms\n");
- rprintf(F," -x, --one-file-system don't cross filesystem boundaries\n");
- rprintf(F," -B, --block-size=SIZE force a fixed checksum block-size\n");
- rprintf(F," -e, --rsh=COMMAND specify the remote shell to use\n");
- rprintf(F," --rsync-path=PROGRAM specify the rsync to run on the remote machine\n");
- rprintf(F," --existing skip creating new files on receiver\n");
- rprintf(F," --ignore-existing skip updating files that already exist on receiver\n");
- rprintf(F," --remove-source-files sender removes synchronized files (non-dirs)\n");
- rprintf(F," --del an alias for --delete-during\n");
- rprintf(F," --delete delete extraneous files from destination dirs\n");
- rprintf(F," --delete-before receiver deletes before transfer, not during\n");
- rprintf(F," --delete-during receiver deletes during the transfer\n");
- rprintf(F," --delete-delay find deletions during, delete after\n");
- rprintf(F," --delete-after receiver deletes after transfer, not during\n");
- rprintf(F," --delete-excluded also delete excluded files from destination dirs\n");
- rprintf(F," --ignore-missing-args ignore missing source args without error\n");
- rprintf(F," --delete-missing-args delete missing source args from destination\n");
- rprintf(F," --ignore-errors delete even if there are I/O errors\n");
- rprintf(F," --force force deletion of directories even if not empty\n");
- rprintf(F," --max-delete=NUM don't delete more than NUM files\n");
- rprintf(F," --max-size=SIZE don't transfer any file larger than SIZE\n");
- rprintf(F," --min-size=SIZE don't transfer any file smaller than SIZE\n");
- rprintf(F," --partial keep partially transferred files\n");
- rprintf(F," --partial-dir=DIR put a partially transferred file into DIR\n");
- rprintf(F," --delay-updates put all updated files into place at transfer's end\n");
- rprintf(F," -m, --prune-empty-dirs prune empty directory chains from the file-list\n");
- rprintf(F," --numeric-ids don't map uid/gid values by user/group name\n");
- rprintf(F," --usermap=STRING custom username mapping\n");
- rprintf(F," --groupmap=STRING custom groupname mapping\n");
- rprintf(F," --chown=USER:GROUP simple username/groupname mapping\n");
- rprintf(F," --timeout=SECONDS set I/O timeout in seconds\n");
- rprintf(F," --contimeout=SECONDS set daemon connection timeout in seconds\n");
- rprintf(F," -I, --ignore-times don't skip files that match in size and mod-time\n");
- rprintf(F," -M, --remote-option=OPTION send OPTION to the remote side only\n");
- rprintf(F," --size-only skip files that match in size\n");
- rprintf(F," -@, --modify-window=NUM set the accuracy for mod-time comparisons\n");
- rprintf(F," -T, --temp-dir=DIR create temporary files in directory DIR\n");
- rprintf(F," -y, --fuzzy find similar file for basis if no dest file\n");
- rprintf(F," --compare-dest=DIR also compare destination files relative to DIR\n");
- rprintf(F," --copy-dest=DIR ... and include copies of unchanged files\n");
- rprintf(F," --link-dest=DIR hardlink to files in DIR when unchanged\n");
- rprintf(F," -z, --compress compress file data during the transfer\n");
- rprintf(F," --compress-level=NUM explicitly set compression level\n");
- rprintf(F," --skip-compress=LIST skip compressing files with a suffix in LIST\n");
- rprintf(F," -C, --cvs-exclude auto-ignore files the same way CVS does\n");
- rprintf(F," -f, --filter=RULE add a file-filtering RULE\n");
- rprintf(F," -F same as --filter='dir-merge /.rsync-filter'\n");
- rprintf(F," repeated: --filter='- .rsync-filter'\n");
- rprintf(F," --exclude=PATTERN exclude files matching PATTERN\n");
- rprintf(F," --exclude-from=FILE read exclude patterns from FILE\n");
- rprintf(F," --include=PATTERN don't exclude files matching PATTERN\n");
- rprintf(F," --include-from=FILE read include patterns from FILE\n");
- rprintf(F," --files-from=FILE read list of source-file names from FILE\n");
- rprintf(F," -0, --from0 all *-from/filter files are delimited by 0s\n");
- rprintf(F," -s, --protect-args no space-splitting; only wildcard special-chars\n");
- rprintf(F," --copy-as=USER[:GROUP] specify user & optional group for the copy\n");
- rprintf(F," --address=ADDRESS bind address for outgoing socket to daemon\n");
- rprintf(F," --port=PORT specify double-colon alternate port number\n");
- rprintf(F," --sockopts=OPTIONS specify custom TCP options\n");
- rprintf(F," --blocking-io use blocking I/O for the remote shell\n");
- rprintf(F," --stats give some file-transfer stats\n");
- rprintf(F," -8, --8-bit-output leave high-bit chars unescaped in output\n");
- rprintf(F," -h, --human-readable output numbers in a human-readable format\n");
- rprintf(F," --progress show progress during transfer\n");
- rprintf(F," -P same as --partial --progress\n");
- rprintf(F," -i, --itemize-changes output a change-summary for all updates\n");
- rprintf(F," --out-format=FORMAT output updates using the specified FORMAT\n");
- rprintf(F," --log-file=FILE log what we're doing to the specified FILE\n");
- rprintf(F," --log-file-format=FMT log updates using the specified FMT\n");
- rprintf(F," --password-file=FILE read daemon-access password from FILE\n");
- rprintf(F," --list-only list the files instead of copying them\n");
- rprintf(F," --bwlimit=RATE limit socket I/O bandwidth\n");
-#ifdef HAVE_SETVBUF
- rprintf(F," --outbuf=N|L|B set output buffering to None, Line, or Block\n");
-#endif
- rprintf(F," --write-batch=FILE write a batched update to FILE\n");
- rprintf(F," --only-write-batch=FILE like --write-batch but w/o updating destination\n");
- rprintf(F," --read-batch=FILE read a batched update from FILE\n");
- rprintf(F," --protocol=NUM force an older protocol version to be used\n");
-#ifdef ICONV_OPTION
- rprintf(F," --iconv=CONVERT_SPEC request charset conversion of filenames\n");
-#endif
- rprintf(F," --checksum-seed=NUM set block/file checksum seed (advanced)\n");
- rprintf(F," -4, --ipv4 prefer IPv4\n");
- rprintf(F," -6, --ipv6 prefer IPv6\n");
- rprintf(F," --version print version number\n");
- rprintf(F,"(-h) --help show this help (-h is --help only if used alone)\n");
-
- rprintf(F,"\n");
- rprintf(F,"Use \"rsync --daemon --help\" to see the daemon-mode command-line options.\n");
- rprintf(F,"Please see the rsync(1) and rsyncd.conf(5) man pages for full documentation.\n");
- rprintf(F,"See http://rsync.samba.org/ for updates, bug reports, and answers\n");
-}
-
-enum {OPT_VERSION = 1000, OPT_DAEMON, OPT_SENDER, OPT_EXCLUDE, OPT_EXCLUDE_FROM,
+enum {OPT_SERVER = 1000, OPT_DAEMON, OPT_SENDER, OPT_EXCLUDE, OPT_EXCLUDE_FROM,
OPT_FILTER, OPT_COMPARE_DEST, OPT_COPY_DEST, OPT_LINK_DEST, OPT_HELP,
OPT_INCLUDE, OPT_INCLUDE_FROM, OPT_MODIFY_WINDOW, OPT_MIN_SIZE, OPT_CHMOD,
OPT_READ_BATCH, OPT_WRITE_BATCH, OPT_ONLY_WRITE_BATCH, OPT_MAX_SIZE,
- OPT_NO_D, OPT_APPEND, OPT_NO_ICONV, OPT_INFO, OPT_DEBUG,
- OPT_USERMAP, OPT_GROUPMAP, OPT_CHOWN, OPT_BWLIMIT,
- OPT_SERVER, OPT_REFUSED_BASE = 9000};
+ OPT_NO_D, OPT_APPEND, OPT_NO_ICONV, OPT_INFO, OPT_DEBUG, OPT_BLOCK_SIZE,
+ OPT_USERMAP, OPT_GROUPMAP, OPT_CHOWN, OPT_BWLIMIT, OPT_STDERR,
+ OPT_OLD_COMPRESS, OPT_NEW_COMPRESS, OPT_NO_COMPRESS, OPT_OLD_ARGS,
+ OPT_STOP_AFTER, OPT_STOP_AT,
+ OPT_REFUSED_BASE = 9000};
static struct poptOption long_options[] = {
/* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
{"help", 0, POPT_ARG_NONE, 0, OPT_HELP, 0, 0 },
- {"version", 0, POPT_ARG_NONE, 0, OPT_VERSION, 0, 0},
+ {"version", 'V', POPT_ARG_NONE, 0, 'V', 0, 0},
{"verbose", 'v', POPT_ARG_NONE, 0, 'v', 0, 0 },
{"no-verbose", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
{"no-v", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
{"info", 0, POPT_ARG_STRING, 0, OPT_INFO, 0, 0 },
{"debug", 0, POPT_ARG_STRING, 0, OPT_DEBUG, 0, 0 },
- {"msgs2stderr", 0, POPT_ARG_NONE, &msgs2stderr, 0, 0, 0 },
+ {"stderr", 0, POPT_ARG_STRING, 0, OPT_STDERR, 0, 0 },
+ {"msgs2stderr", 0, POPT_ARG_VAL, &msgs2stderr, 1, 0, 0 },
+ {"no-msgs2stderr", 0, POPT_ARG_VAL, &msgs2stderr, 0, 0, 0 },
{"quiet", 'q', POPT_ARG_NONE, 0, 'q', 0, 0 },
{"motd", 0, POPT_ARG_VAL, &output_motd, 1, 0, 0 },
{"no-motd", 0, POPT_ARG_VAL, &output_motd, 0, 0, 0 },
{"xattrs", 'X', POPT_ARG_NONE, 0, 'X', 0, 0 },
{"no-xattrs", 0, POPT_ARG_VAL, &preserve_xattrs, 0, 0, 0 },
{"no-X", 0, POPT_ARG_VAL, &preserve_xattrs, 0, 0, 0 },
- {"times", 't', POPT_ARG_VAL, &preserve_times, 1, 0, 0 },
- {"no-times", 0, POPT_ARG_VAL, &preserve_times, 0, 0, 0 },
- {"no-t", 0, POPT_ARG_VAL, &preserve_times, 0, 0, 0 },
+ {"times", 't', POPT_ARG_VAL, &preserve_mtimes, 1, 0, 0 },
+ {"no-times", 0, POPT_ARG_VAL, &preserve_mtimes, 0, 0, 0 },
+ {"no-t", 0, POPT_ARG_VAL, &preserve_mtimes, 0, 0, 0 },
{"atimes", 'U', POPT_ARG_NONE, 0, 'U', 0, 0 },
{"no-atimes", 0, POPT_ARG_VAL, &preserve_atimes, 0, 0, 0 },
{"no-U", 0, POPT_ARG_VAL, &preserve_atimes, 0, 0, 0 },
{"open-noatime", 0, POPT_ARG_VAL, &open_noatime, 1, 0, 0 },
{"no-open-noatime", 0, POPT_ARG_VAL, &open_noatime, 0, 0, 0 },
+ {"crtimes", 'N', POPT_ARG_VAL, &preserve_crtimes, 1, 0, 0 },
+ {"no-crtimes", 0, POPT_ARG_VAL, &preserve_crtimes, 0, 0, 0 },
+ {"no-N", 0, POPT_ARG_VAL, &preserve_crtimes, 0, 0, 0 },
{"omit-dir-times", 'O', POPT_ARG_VAL, &omit_dir_times, 1, 0, 0 },
{"no-omit-dir-times",0, POPT_ARG_VAL, &omit_dir_times, 0, 0, 0 },
{"no-O", 0, POPT_ARG_VAL, &omit_dir_times, 0, 0, 0 },
{"no-D", 0, POPT_ARG_NONE, 0, OPT_NO_D, 0, 0 },
{"devices", 0, POPT_ARG_VAL, &preserve_devices, 1, 0, 0 },
{"no-devices", 0, POPT_ARG_VAL, &preserve_devices, 0, 0, 0 },
+ {"copy-devices", 0, POPT_ARG_NONE, ©_devices, 0, 0, 0 },
{"write-devices", 0, POPT_ARG_VAL, &write_devices, 1, 0, 0 },
{"no-write-devices", 0, POPT_ARG_VAL, &write_devices, 0, 0, 0 },
{"specials", 0, POPT_ARG_VAL, &preserve_specials, 1, 0, 0 },
{"ignore-existing", 0, POPT_ARG_NONE, &ignore_existing, 0, 0, 0 },
{"max-size", 0, POPT_ARG_STRING, &max_size_arg, OPT_MAX_SIZE, 0, 0 },
{"min-size", 0, POPT_ARG_STRING, &min_size_arg, OPT_MIN_SIZE, 0, 0 },
+ {"max-alloc", 0, POPT_ARG_STRING, &max_alloc_arg, 0, 0, 0 },
{"sparse", 'S', POPT_ARG_VAL, &sparse_files, 1, 0, 0 },
{"no-sparse", 0, POPT_ARG_VAL, &sparse_files, 0, 0, 0 },
{"no-S", 0, POPT_ARG_VAL, &sparse_files, 0, 0, 0 },
{"cvs-exclude", 'C', POPT_ARG_NONE, &cvs_exclude, 0, 0, 0 },
{"whole-file", 'W', POPT_ARG_VAL, &whole_file, 1, 0, 0 },
{"no-whole-file", 0, POPT_ARG_VAL, &whole_file, 0, 0, 0 },
- {"checksum-choice", 0, POPT_ARG_STRING, &checksum_choice, 0, 0, 0 },
{"no-W", 0, POPT_ARG_VAL, &whole_file, 0, 0, 0 },
{"checksum", 'c', POPT_ARG_VAL, &always_checksum, 1, 0, 0 },
{"no-checksum", 0, POPT_ARG_VAL, &always_checksum, 0, 0, 0 },
{"no-c", 0, POPT_ARG_VAL, &always_checksum, 0, 0, 0 },
- {"block-size", 'B', POPT_ARG_LONG, &block_size, 0, 0, 0 },
+ {"checksum-choice", 0, POPT_ARG_STRING, &checksum_choice, 0, 0, 0 },
+ {"cc", 0, POPT_ARG_STRING, &checksum_choice, 0, 0, 0 },
+ {"block-size", 'B', POPT_ARG_STRING, 0, OPT_BLOCK_SIZE, 0, 0 },
{"compare-dest", 0, POPT_ARG_STRING, 0, OPT_COMPARE_DEST, 0, 0 },
{"copy-dest", 0, POPT_ARG_STRING, 0, OPT_COPY_DEST, 0, 0 },
{"link-dest", 0, POPT_ARG_STRING, 0, OPT_LINK_DEST, 0, 0 },
{"no-fuzzy", 0, POPT_ARG_VAL, &fuzzy_basis, 0, 0, 0 },
{"no-y", 0, POPT_ARG_VAL, &fuzzy_basis, 0, 0, 0 },
{"compress", 'z', POPT_ARG_NONE, 0, 'z', 0, 0 },
- {"old-compress", 0, POPT_ARG_VAL, &do_compression, 1, 0, 0 },
- {"new-compress", 0, POPT_ARG_VAL, &do_compression, 2, 0, 0 },
- {"no-compress", 0, POPT_ARG_VAL, &do_compression, 0, 0, 0 },
- {"no-z", 0, POPT_ARG_VAL, &do_compression, 0, 0, 0 },
+ {"old-compress", 0, POPT_ARG_NONE, 0, OPT_OLD_COMPRESS, 0, 0 },
+ {"new-compress", 0, POPT_ARG_NONE, 0, OPT_NEW_COMPRESS, 0, 0 },
+ {"no-compress", 0, POPT_ARG_NONE, 0, OPT_NO_COMPRESS, 0, 0 },
+ {"no-z", 0, POPT_ARG_NONE, 0, OPT_NO_COMPRESS, 0, 0 },
+ {"compress-choice", 0, POPT_ARG_STRING, &compress_choice, 0, 0, 0 },
+ {"zc", 0, POPT_ARG_STRING, &compress_choice, 0, 0, 0 },
{"skip-compress", 0, POPT_ARG_STRING, &skip_compress, 0, 0, 0 },
- {"compress-level", 0, POPT_ARG_INT, &def_compress_level, 0, 0, 0 },
+ {"compress-level", 0, POPT_ARG_INT, &do_compression_level, 0, 0, 0 },
+ {"zl", 0, POPT_ARG_INT, &do_compression_level, 0, 0, 0 },
{0, 'P', POPT_ARG_NONE, 0, 'P', 0, 0 },
{"progress", 0, POPT_ARG_VAL, &do_progress, 1, 0, 0 },
{"no-progress", 0, POPT_ARG_VAL, &do_progress, 0, 0, 0 },
{"files-from", 0, POPT_ARG_STRING, &files_from, 0, 0, 0 },
{"from0", '0', POPT_ARG_VAL, &eol_nulls, 1, 0, 0},
{"no-from0", 0, POPT_ARG_VAL, &eol_nulls, 0, 0, 0},
- {"protect-args", 's', POPT_ARG_VAL, &protect_args, 1, 0, 0},
+ {"old-args", 0, POPT_ARG_NONE, 0, OPT_OLD_ARGS, 0, 0},
+ {"no-old-args", 0, POPT_ARG_VAL, &old_style_args, 0, 0, 0},
+ {"secluded-args", 's', POPT_ARG_VAL, &protect_args, 1, 0, 0},
+ {"no-secluded-args", 0, POPT_ARG_VAL, &protect_args, 0, 0, 0},
+ {"protect-args", 0, POPT_ARG_VAL, &protect_args, 1, 0, 0},
{"no-protect-args", 0, POPT_ARG_VAL, &protect_args, 0, 0, 0},
{"no-s", 0, POPT_ARG_VAL, &protect_args, 0, 0, 0},
+ {"trust-sender", 0, POPT_ARG_VAL, &trust_sender, 1, 0, 0},
{"numeric-ids", 0, POPT_ARG_VAL, &numeric_ids, 1, 0, 0 },
{"no-numeric-ids", 0, POPT_ARG_VAL, &numeric_ids, 0, 0, 0 },
{"usermap", 0, POPT_ARG_STRING, 0, OPT_USERMAP, 0, 0 },
{"no-timeout", 0, POPT_ARG_VAL, &io_timeout, 0, 0, 0 },
{"contimeout", 0, POPT_ARG_INT, &connect_timeout, 0, 0, 0 },
{"no-contimeout", 0, POPT_ARG_VAL, &connect_timeout, 0, 0, 0 },
+ {"fsync", 0, POPT_ARG_NONE, &do_fsync, 0, 0, 0 },
+ {"stop-after", 0, POPT_ARG_STRING, 0, OPT_STOP_AFTER, 0, 0 },
+ {"time-limit", 0, POPT_ARG_STRING, 0, OPT_STOP_AFTER, 0, 0 }, /* earlier stop-after name */
+ {"stop-at", 0, POPT_ARG_STRING, 0, OPT_STOP_AT, 0, 0 },
{"rsh", 'e', POPT_ARG_STRING, &shell_cmd, 0, 0, 0 },
{"rsync-path", 0, POPT_ARG_STRING, &rsync_path, 0, 0, 0 },
{"temp-dir", 'T', POPT_ARG_STRING, &tmpdir, 0, 0, 0 },
-#ifdef ICONV_OPTION
{"iconv", 0, POPT_ARG_STRING, &iconv_opt, 0, 0, 0 },
{"no-iconv", 0, POPT_ARG_NONE, 0, OPT_NO_ICONV, 0, 0 },
-#endif
{"ipv4", '4', POPT_ARG_VAL, &default_af_hint, AF_INET, 0, 0 },
{"ipv6", '6', POPT_ARG_VAL, &default_af_hint, AF_INET6, 0, 0 },
{"8-bit-output", '8', POPT_ARG_VAL, &allow_8bit_chars, 1, 0, 0 },
{"no-8-bit-output", 0, POPT_ARG_VAL, &allow_8bit_chars, 0, 0, 0 },
{"no-8", 0, POPT_ARG_VAL, &allow_8bit_chars, 0, 0, 0 },
+ {"mkpath", 0, POPT_ARG_VAL, &mkpath_dest_arg, 1, 0, 0 },
+ {"no-mkpath", 0, POPT_ARG_VAL, &mkpath_dest_arg, 0, 0, 0 },
{"qsort", 0, POPT_ARG_NONE, &use_qsort, 0, 0, 0 },
{"copy-as", 0, POPT_ARG_STRING, ©_as, 0, 0, 0 },
{"address", 0, POPT_ARG_STRING, &bind_address, 0, 0, 0 },
{"port", 0, POPT_ARG_INT, &rsync_port, 0, 0, 0 },
{"sockopts", 0, POPT_ARG_STRING, &sockopts, 0, 0, 0 },
{"password-file", 0, POPT_ARG_STRING, &password_file, 0, 0, 0 },
+ {"early-input", 0, POPT_ARG_STRING, &early_input_file, 0, 0, 0 },
{"blocking-io", 0, POPT_ARG_VAL, &blocking_io, 1, 0, 0 },
{"no-blocking-io", 0, POPT_ARG_VAL, &blocking_io, 0, 0, 0 },
-#ifdef HAVE_SETVBUF
{"outbuf", 0, POPT_ARG_STRING, &outbuf_mode, 0, 0, 0 },
-#endif
{"remote-option", 'M', POPT_ARG_STRING, 0, 'M', 0, 0 },
{"protocol", 0, POPT_ARG_INT, &protocol_version, 0, 0, 0 },
{"checksum-seed", 0, POPT_ARG_INT, &checksum_seed, 0, 0, 0 },
{0,0,0,0, 0, 0, 0}
};
-static void daemon_usage(enum logcode F)
-{
- print_rsync_version(F);
-
- rprintf(F,"\n");
- rprintf(F,"Usage: rsync --daemon [OPTION]...\n");
- rprintf(F," --address=ADDRESS bind to the specified address\n");
- rprintf(F," --bwlimit=RATE limit socket I/O bandwidth\n");
- rprintf(F," --config=FILE specify alternate rsyncd.conf file\n");
- rprintf(F," -M, --dparam=OVERRIDE override global daemon config parameter\n");
- rprintf(F," --no-detach do not detach from the parent\n");
- rprintf(F," --port=PORT listen on alternate port number\n");
- rprintf(F," --log-file=FILE override the \"log file\" setting\n");
- rprintf(F," --log-file-format=FMT override the \"log format\" setting\n");
- rprintf(F," --sockopts=OPTIONS specify custom TCP options\n");
- rprintf(F," -v, --verbose increase verbosity\n");
- rprintf(F," -4, --ipv4 prefer IPv4\n");
- rprintf(F," -6, --ipv6 prefer IPv6\n");
- rprintf(F," --help show this help screen\n");
-
- rprintf(F,"\n");
- rprintf(F,"If you were not trying to invoke rsync as a daemon, avoid using any of the\n");
- rprintf(F,"daemon-specific rsync options. See also the rsyncd.conf(5) man page.\n");
-}
-
static struct poptOption long_daemon_options[] = {
/* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
{"address", 0, POPT_ARG_STRING, &bind_address, 0, 0, 0 },
}
rprintf(FERROR, RSYNC_NAME ": %s", err_buf);
+ io_flush(MSG_FLUSH);
msleep(20);
}
+static void parse_one_refuse_match(int negated, const char *ref, const struct poptOption *list_end)
+{
+ struct poptOption *op;
+ char shortName[2];
+ int is_wild = strpbrk(ref, "*?[") != NULL;
+ int found_match = 0;
+
+ shortName[1] = '\0';
+
+ if (strcmp("a", ref) == 0 || strcmp("archive", ref) == 0) {
+ ref = "[ardlptgoD]";
+ is_wild = 1;
+ }
+
+ for (op = long_options; op != list_end; op++) {
+ *shortName = op->shortName;
+ if ((op->longName && wildmatch(ref, op->longName))
+ || (*shortName && wildmatch(ref, shortName))) {
+ if (op->descrip[1] == '*')
+ op->descrip = negated ? "a*" : "r*";
+ else if (!is_wild)
+ op->descrip = negated ? "a=" : "r=";
+ found_match = 1;
+ if (!is_wild)
+ break;
+ }
+ }
+
+ if (!found_match)
+ rprintf(FLOG, "No match for refuse-options string \"%s\"\n", ref);
+}
+
+
/**
* Tweak the option table to disable all options that the rsyncd.conf
* file has told us to refuse.
**/
-static void set_refuse_options(char *bp)
+static void set_refuse_options(void)
{
- struct poptOption *op;
- char *cp, shortname[2];
- int is_wild, found_match;
+ struct poptOption *op, *list_end = NULL;
+ char *cp, *ref = lp_refuse_options(module_id);
+ int negated;
+
+ if (!ref)
+ ref = "";
+
+ if (!am_daemon)
+ ref = "";
+
+ /* We abuse the descrip field in poptOption to make it easy to flag which options
+ * are refused (since we don't use it otherwise). Start by marking all options
+ * as "a"ccepted with a few options also marked as non-wild. */
+ for (op = long_options; ; op++) {
+ const char *longName = op->longName ? op->longName : "";
+ if (!op->longName && !op->shortName) {
+ list_end = op;
+ break;
+ }
+ if (!am_daemon
+ || op->shortName == 'e' /* Required for compatibility flags */
+ || op->shortName == '0' /* --from0 just modifies --files-from, so refuse that instead (or not) */
+ || op->shortName == 's' /* --secluded-args is always OK */
+ || op->shortName == 'n' /* --dry-run is always OK */
+ || strcmp("iconv", longName) == 0
+ || strcmp("no-iconv", longName) == 0
+ || strcmp("checksum-seed", longName) == 0
+ || strcmp("copy-devices", longName) == 0 /* disable wild-match (it gets refused below) */
+ || strcmp("write-devices", longName) == 0 /* disable wild-match (it gets refused below) */
+ || strcmp("log-format", longName) == 0 /* aka out-format (NOT log-file-format) */
+ || strcmp("sender", longName) == 0
+ || strcmp("server", longName) == 0)
+ op->descrip = "a="; /* exact-match only */
+ else
+ op->descrip = "a*"; /* wild-card-able */
+ }
+ assert(list_end != NULL);
- shortname[1] = '\0';
+ if (am_daemon) { /* Refused by default, but can be accepted via a negated exact match. */
+ parse_one_refuse_match(0, "copy-devices", list_end);
+ parse_one_refuse_match(0, "write-devices", list_end);
+ }
while (1) {
- while (*bp == ' ') bp++;
- if (!*bp)
+ while (*ref == ' ') ref++;
+ if (!*ref)
break;
- if ((cp = strchr(bp, ' ')) != NULL)
- *cp= '\0';
- is_wild = strpbrk(bp, "*?[") != NULL;
- found_match = 0;
- for (op = long_options; ; op++) {
- *shortname = op->shortName;
- if (!op->longName && !*shortname)
- break;
- if ((op->longName && wildmatch(bp, op->longName))
- || (*shortname && wildmatch(bp, shortname))) {
- if (op->argInfo == POPT_ARG_VAL)
- op->argInfo = POPT_ARG_NONE;
- op->val = (op - long_options) + OPT_REFUSED_BASE;
- found_match = 1;
- /* These flags are set to let us easily check
- * an implied option later in the code. */
- switch (*shortname) {
- case 'r': case 'd': case 'l': case 'p':
- case 't': case 'g': case 'o': case 'D':
- refused_archive_part = op->val;
- break;
- case 'z':
- refused_compress = op->val;
- break;
- case '\0':
- if (wildmatch("delete", op->longName))
- refused_delete = op->val;
- else if (wildmatch("delete-before", op->longName))
- refused_delete_before = op->val;
- else if (wildmatch("delete-during", op->longName))
- refused_delete_during = op->val;
- else if (wildmatch("partial", op->longName))
- refused_partial = op->val;
- else if (wildmatch("progress", op->longName))
- refused_progress = op->val;
- else if (wildmatch("inplace", op->longName))
- refused_inplace = op->val;
- else if (wildmatch("no-iconv", op->longName))
- refused_no_iconv = op->val;
- break;
- }
- if (!is_wild)
- break;
- }
- }
- if (!found_match) {
- rprintf(FLOG, "No match for refuse-options string \"%s\"\n",
- bp);
- }
+ if ((cp = strchr(ref, ' ')) != NULL)
+ *cp = '\0';
+ negated = *ref == '!';
+ if (negated && ref[1])
+ ref++;
+ parse_one_refuse_match(negated, ref, list_end);
if (!cp)
break;
*cp = ' ';
- bp = cp + 1;
+ ref = cp + 1;
+ }
+
+ if (am_daemon) {
+#ifdef ICONV_OPTION
+ if (!*lp_charset(module_id))
+ parse_one_refuse_match(0, "iconv", list_end);
+#endif
+ parse_one_refuse_match(0, "log-file*", list_end);
+ }
+
+#ifndef SUPPORT_ATIMES
+ parse_one_refuse_match(0, "atimes", list_end);
+#endif
+#ifndef SUPPORT_HARD_LINKS
+ parse_one_refuse_match(0, "link-dest", list_end);
+#endif
+#ifndef HAVE_MKTIME
+ parse_one_refuse_match(0, "stop-at", list_end);
+#endif
+#ifndef ICONV_OPTION
+ parse_one_refuse_match(0, "iconv", list_end);
+#endif
+#ifndef HAVE_SETVBUF
+ parse_one_refuse_match(0, "outbuf", list_end);
+#endif
+#ifndef SUPPORT_CRTIMES
+ parse_one_refuse_match(0, "crtimes", list_end);
+#endif
+
+ /* Now we use the descrip values to actually mark the options for refusal. */
+ for (op = long_options; op != list_end; op++) {
+ int refused = op->descrip[0] == 'r';
+ op->descrip = NULL;
+ if (!refused)
+ continue;
+ if (op->argInfo == POPT_ARG_VAL)
+ op->argInfo = POPT_ARG_NONE;
+ op->val = (op - long_options) + OPT_REFUSED_BASE;
+ /* The following flags are set to let us easily check an implied option later in the code. */
+ switch (op->shortName) {
+ case 'r': case 'd': case 'l': case 'p':
+ case 't': case 'g': case 'o': case 'D':
+ refused_archive_part = op->val;
+ break;
+ case 'z':
+ refused_compress = op->val;
+ break;
+ case '\0':
+ if (strcmp("delete", op->longName) == 0)
+ refused_delete = op->val;
+ else if (strcmp("delete-before", op->longName) == 0)
+ refused_delete_before = op->val;
+ else if (strcmp("delete-during", op->longName) == 0)
+ refused_delete_during = op->val;
+ else if (strcmp("partial", op->longName) == 0)
+ refused_partial = op->val;
+ else if (strcmp("progress", op->longName) == 0)
+ refused_progress = op->val;
+ else if (strcmp("inplace", op->longName) == 0)
+ refused_inplace = op->val;
+ else if (strcmp("no-iconv", op->longName) == 0)
+ refused_no_iconv = op->val;
+ break;
+ }
}
}
return i;
}
-
-static OFF_T parse_size_arg(char **size_arg, char def_suf)
+/* If the size_arg is an invalid string or the value is < min_value, an error
+ * is put into err_buf & the return is -1. Note that this parser does NOT
+ * support negative numbers, so a min_value < 0 doesn't make any sense. */
+static ssize_t parse_size_arg(const char *size_arg, char def_suf, const char *opt_name,
+ ssize_t min_value, ssize_t max_value, BOOL unlimited_0)
{
- int reps, mult, make_compatible = 0;
- const char *arg;
- OFF_T size = 1;
+ int reps, mult, len;
+ const char *arg, *err = "invalid", *min_max = NULL;
+ ssize_t limit = -1, size = 1;
- for (arg = *size_arg; isDigit(arg); arg++) {}
- if (*arg == '.')
+ for (arg = size_arg; isDigit(arg); arg++) {}
+ if (*arg == '.' || *arg == get_decimal_point()) /* backward compatibility: always allow '.' */
for (arg++; isDigit(arg); arg++) {}
switch (*arg && *arg != '+' && *arg != '-' ? *arg++ : def_suf) {
case 'b': case 'B':
case 'g': case 'G':
reps = 3;
break;
+ case 't': case 'T':
+ reps = 4;
+ break;
+ case 'p': case 'P':
+ reps = 5;
+ break;
default:
- return -1;
+ goto failure;
}
if (*arg == 'b' || *arg == 'B')
- mult = 1000, make_compatible = 1, arg++;
+ mult = 1000, arg++;
else if (!*arg || *arg == '+' || *arg == '-')
mult = 1024;
else if (strncasecmp(arg, "ib", 2) == 0)
mult = 1024, arg += 2;
else
- return -1;
+ goto failure;
while (reps--)
size *= mult;
- size *= atof(*size_arg);
- if ((*arg == '+' || *arg == '-') && arg[1] == '1')
- size += atoi(arg), make_compatible = 1, arg += 2;
+ size *= atof(size_arg);
+ if ((*arg == '+' || *arg == '-') && arg[1] == '1' && arg != size_arg)
+ size += atoi(arg), arg += 2;
if (*arg)
- return -1;
- if (size > 0 && make_compatible && def_suf == 'b') {
- /* We convert this manually because we may need %lld precision,
- * and that's not a portable sprintf() escape. */
- char buf[128], *s = buf + sizeof buf - 1;
- OFF_T num = size;
- *s = '\0';
- while (num) {
- *--s = (char)(num % 10) + '0';
- num /= 10;
- }
- if (!(*size_arg = strdup(s)))
- out_of_memory("parse_size_arg");
+ goto failure;
+ if (size < 0 || (max_value >= 0 && size > max_value)) {
+ err = "too large";
+ min_max = "max";
+ limit = max_value;
+ goto failure;
+ }
+ if (size < min_value && (!unlimited_0 || size != 0)) {
+ err = "too small";
+ min_max = "min";
+ limit = min_value;
+ goto failure;
}
return size;
+
+failure:
+ len = snprintf(err_buf, sizeof err_buf - 1, "--%s=%s is %s", opt_name, size_arg, err);
+ if (min_max && limit >= 0 && len < (int)sizeof err_buf - 10) {
+ len += snprintf(err_buf + len, sizeof err_buf - len - 1, " (%s: %s%s)",
+ min_max, do_big_num(limit, 3, NULL),
+ unlimited_0 && min_max[1] == 'i' ? " or 0 for unlimited" : "");
+ }
+ err_buf[len] = '\n';
+ err_buf[len+1] = '\0';
+ return -1;
}
+#ifdef HAVE_MKTIME
+/* Allow the user to specify a time in the format yyyy-mm-ddThh:mm while
+ * also allowing abbreviated data. For instance, if the time is omitted,
+ * it defaults to midnight. If the date is omitted, it defaults to the
+ * next possible date in the future with the specified time. Even the
+ * year or year-month can be omitted, again defaulting to the next date
+ * in the future that matches the specified information. A 2-digit year
+ * is also OK, as is using '/' instead of '-'. */
+static time_t parse_time(const char *arg)
+{
+ const char *cp;
+ time_t val, now = time(NULL);
+ struct tm t, *today = localtime(&now);
+ int in_date, old_mday, n;
+
+ memset(&t, 0, sizeof t);
+ t.tm_year = t.tm_mon = t.tm_mday = -1;
+ t.tm_hour = t.tm_min = t.tm_isdst = -1;
+ cp = arg;
+ if (*cp == 'T' || *cp == 't' || *cp == ':') {
+ in_date = *cp == ':' ? 0 : -1;
+ cp++;
+ } else
+ in_date = 1;
+ for ( ; ; cp++) {
+ if (!isDigit(cp))
+ return (time_t)-1;
+ n = 0;
+ do {
+ n = n * 10 + *cp++ - '0';
+ } while (isDigit(cp));
+ if (*cp == ':')
+ in_date = 0;
+ if (in_date > 0) {
+ if (t.tm_year != -1)
+ return (time_t)-1;
+ t.tm_year = t.tm_mon;
+ t.tm_mon = t.tm_mday;
+ t.tm_mday = n;
+ if (!*cp)
+ break;
+ if (*cp == 'T' || *cp == 't') {
+ if (!cp[1])
+ break;
+ in_date = -1;
+ } else if (*cp != '-' && *cp != '/')
+ return (time_t)-1;
+ continue;
+ }
+ if (t.tm_hour != -1)
+ return (time_t)-1;
+ t.tm_hour = t.tm_min;
+ t.tm_min = n;
+ if (!*cp) {
+ if (in_date < 0)
+ return (time_t)-1;
+ break;
+ }
+ if (*cp != ':')
+ return (time_t)-1;
+ in_date = 0;
+ }
+
+ in_date = 0;
+ if (t.tm_year < 0) {
+ t.tm_year = today->tm_year;
+ in_date = 1;
+ } else if (t.tm_year < 100) {
+ while (t.tm_year < today->tm_year)
+ t.tm_year += 100;
+ } else
+ t.tm_year -= 1900;
+ if (t.tm_mon < 0) {
+ t.tm_mon = today->tm_mon;
+ in_date = 2;
+ } else
+ t.tm_mon--;
+ if (t.tm_mday < 0) {
+ t.tm_mday = today->tm_mday;
+ in_date = 3;
+ }
+
+ n = 0;
+ if (t.tm_min < 0) {
+ t.tm_hour = t.tm_min = 0;
+ } else if (t.tm_hour < 0) {
+ if (in_date != 3)
+ return (time_t)-1;
+ in_date = 0;
+ t.tm_hour = today->tm_hour;
+ n = 60*60;
+ }
+
+ /* Note that mktime() might change a too-large tm_mday into the start of
+ * the following month which we need to undo in the following code! */
+ old_mday = t.tm_mday;
+ if (t.tm_hour > 23 || t.tm_min > 59
+ || t.tm_mon < 0 || t.tm_mon >= 12
+ || t.tm_mday < 1 || t.tm_mday > 31
+ || (val = mktime(&t)) == (time_t)-1)
+ return (time_t)-1;
+
+ while (in_date && (val <= now || t.tm_mday < old_mday)) {
+ switch (in_date) {
+ case 3:
+ old_mday = ++t.tm_mday;
+ break;
+ case 2:
+ if (t.tm_mday < old_mday)
+ t.tm_mday = old_mday; /* The month already got bumped forward */
+ else if (++t.tm_mon == 12) {
+ t.tm_mon = 0;
+ t.tm_year++;
+ }
+ break;
+ case 1:
+ if (t.tm_mday < old_mday) {
+ /* mon==1 mday==29 got bumped to mon==2 */
+ if (t.tm_mon != 2 || old_mday != 29)
+ return (time_t)-1;
+ t.tm_mon = 1;
+ t.tm_mday = 29;
+ }
+ t.tm_year++;
+ break;
+ }
+ if ((val = mktime(&t)) == (time_t)-1) {
+ /* This code shouldn't be needed, as mktime() should auto-round to the next month. */
+ if (in_date != 3 || t.tm_mday <= 28)
+ return (time_t)-1;
+ t.tm_mday = old_mday = 1;
+ in_date = 2;
+ }
+ }
+ if (n) {
+ while (val <= now)
+ val += n;
+ }
+ return val;
+}
+#endif
static void create_refuse_error(int which)
{
+ const char *msg;
+ if (am_daemon)
+ msg = "The server is configured to refuse";
+ else if (am_server)
+ msg = "The server does not support";
+ else
+ msg = "This rsync does not support";
+
/* The "which" value is the index + OPT_REFUSED_BASE. */
struct poptOption *op = &long_options[which - OPT_REFUSED_BASE];
- int n = snprintf(err_buf, sizeof err_buf,
- "The server is configured to refuse --%s\n",
- op->longName) - 1;
- if (op->shortName) {
- snprintf(err_buf + n, sizeof err_buf - n,
- " (-%c)\n", op->shortName);
- }
+ int n = snprintf(err_buf, sizeof err_buf, "%s --%s\n", msg, op->longName) - 1;
+ if (op->shortName)
+ snprintf(err_buf + n, sizeof err_buf - n, " (-%c)\n", op->shortName);
}
/* This is used to make sure that --daemon & --server cannot be aliased to
{
struct poptAlias unalias;
+ memset(&unalias, 0, sizeof unalias);
+
unalias.longName = opt + 2; /* point past the leading "--" */
- unalias.shortName = '\0';
unalias.argc = 1;
- unalias.argv = new_array(const char*, 1);
+ unalias.argv = new_array0(const char*, 2);
unalias.argv[0] = strdup(opt);
poptAddAlias(con, unalias, 0);
}
+char *alt_dest_opt(int type)
+{
+ if (!type)
+ type = alt_dest_type;
+
+ switch (type) {
+ case COMPARE_DEST:
+ return "--compare-dest";
+ case COPY_DEST:
+ return "--copy-dest";
+ case LINK_DEST:
+ return "--link-dest";
+ default:
+ NOISY_DEATH("Unknown alt_dest_opt type");
+ }
+}
+
/**
* Process command line arguments. Called on both local and remote.
*
int parse_arguments(int *argc_p, const char ***argv_p)
{
static poptContext pc;
- char *ref = lp_refuse_options(module_id);
const char *arg, **argv = *argv_p;
int argc = *argc_p;
- int opt;
+ int opt, want_dest_type;
int orig_protect_args = protect_args;
if (argc == 0) {
strlcpy(err_buf, "argc is zero!\n", sizeof err_buf);
return 0;
}
- if (ref && *ref)
- set_refuse_options(ref);
- if (am_daemon) {
- set_refuse_options("log-file*");
-#ifdef ICONV_OPTION
- if (!*lp_charset(module_id))
- set_refuse_options("iconv");
-#endif
- set_refuse_options("write-devices");
- }
+
+ set_refuse_options();
#ifdef ICONV_OPTION
if (!am_daemon && protect_args <= 0 && (arg = getenv("RSYNC_ICONV")) != NULL && *arg)
* only special cases are returned and listed here. */
switch (opt) {
- case OPT_VERSION:
- print_rsync_version(FINFO);
- exit_cleanup(0);
+ case 'V':
+ version_opt_cnt++;
+ break;
case OPT_SERVER:
if (!am_server) {
/* Disable popt aliases on the server side and
* then start parsing the options again. */
poptFreeContext(pc);
- pc = poptGetContext(RSYNC_NAME, argc, argv,
- long_options, 0);
+ pc = poptGetContext(RSYNC_NAME, argc, argv, long_options, 0);
am_server = 1;
}
#ifdef ICONV_OPTION
#endif
protect_args = 0;
poptFreeContext(pc);
- pc = poptGetContext(RSYNC_NAME, argc, argv,
- long_daemon_options, 0);
+ pc = poptGetContext(RSYNC_NAME, argc, argv, long_daemon_options, 0);
while ((opt = poptGetNextOpt(pc)) != -1) {
char **cpp;
switch (opt) {
arg = poptGetOptArg(pc);
if (!strchr(arg, '=')) {
rprintf(FERROR,
- "--dparam value is missing an '=': %s\n",
- arg);
+ "--dparam value is missing an '=': %s\n",
+ arg);
goto daemon_error;
}
cpp = EXPAND_ITEM_LIST(&dparam_list, char *, 4);
default:
rprintf(FERROR,
- "rsync: %s: %s (in daemon mode)\n",
- poptBadOption(pc, POPT_BADOPTION_NOALIAS),
- poptStrerror(opt));
+ "rsync: %s: %s (in daemon mode)\n",
+ poptBadOption(pc, POPT_BADOPTION_NOALIAS),
+ poptStrerror(opt));
goto daemon_error;
}
}
if (!daemon_opt) {
rprintf(FERROR, "Daemon option(s) used without --daemon.\n");
daemon_error:
- rprintf(FERROR,
- "(Type \"rsync --daemon --help\" for assistance with daemon mode.)\n");
+ rprintf(FERROR, "(Type \"rsync --daemon --help\" for assistance with daemon mode.)\n");
exit_cleanup(RERR_SYNTAX);
}
if (daemon_filter_list.head) {
int rej;
char *cp = strdup(arg);
- if (!cp)
- out_of_memory("parse_arguments");
if (!*cp)
rej = 1;
else {
preserve_links = 1;
#endif
preserve_perms = 1;
- preserve_times = 1;
+ preserve_mtimes = 1;
preserve_gid = 1;
preserve_uid = 1;
preserve_devices = 1;
case 'U':
if (++preserve_atimes > 1)
- open_noatime = 1;
+ open_noatime = 1;
break;
case 'v':
case 'P':
if (refused_partial || refused_progress) {
- create_refuse_error(refused_partial
- ? refused_partial : refused_progress);
+ create_refuse_error(refused_partial ? refused_partial : refused_progress);
return 0;
}
do_progress = 1;
do_compression++;
break;
+ case OPT_OLD_COMPRESS:
+ compress_choice = "zlib";
+ break;
+
+ case OPT_NEW_COMPRESS:
+ compress_choice = "zlibx";
+ break;
+
+ case OPT_NO_COMPRESS:
+ do_compression = 0;
+ compress_choice = NULL;
+ break;
+
+ case OPT_OLD_ARGS:
+ if (old_style_args <= 0)
+ old_style_args = 1;
+ else
+ old_style_args++;
+ break;
+
case 'M':
arg = poptGetOptArg(pc);
if (*arg != '-') {
remote_option_alloc += 16;
remote_options = realloc_array(remote_options,
const char *, remote_option_alloc);
- if (!remote_options)
- out_of_memory("parse_arguments");
if (!remote_option_cnt)
remote_options[0] = "ARG0";
}
#endif
break;
+ case OPT_BLOCK_SIZE: {
+ /* We may not know the real protocol_version at this point if this is the client
+ * option parsing, but we still want to check it so that the client can specify
+ * a --protocol=29 option with a larger block size. */
+ int max_blength = protocol_version < 30 ? OLD_MAX_BLOCK_SIZE : MAX_BLOCK_SIZE;
+ ssize_t size;
+ arg = poptGetOptArg(pc);
+ if ((size = parse_size_arg(arg, 'b', "block-size", 0, max_blength, False)) < 0)
+ return 0;
+ block_size = (int32)size;
+ break;
+ }
+
case OPT_MAX_SIZE:
- if ((max_size = parse_size_arg(&max_size_arg, 'b')) < 0) {
- snprintf(err_buf, sizeof err_buf,
- "--max-size value is invalid: %s\n",
- max_size_arg);
+ if ((max_size = parse_size_arg(max_size_arg, 'b', "max-size", 0, -1, False)) < 0)
return 0;
- }
+ max_size_arg = strdup(do_big_num(max_size, 0, NULL));
break;
case OPT_MIN_SIZE:
- if ((min_size = parse_size_arg(&min_size_arg, 'b')) < 0) {
- snprintf(err_buf, sizeof err_buf,
- "--min-size value is invalid: %s\n",
- min_size_arg);
+ if ((min_size = parse_size_arg(min_size_arg, 'b', "min-size", 0, -1, False)) < 0)
return 0;
- }
+ min_size_arg = strdup(do_big_num(min_size, 0, NULL));
break;
- case OPT_BWLIMIT:
- {
- OFF_T limit = parse_size_arg(&bwlimit_arg, 'K');
- if (limit < 0) {
- snprintf(err_buf, sizeof err_buf,
- "--bwlimit value is invalid: %s\n", bwlimit_arg);
- return 0;
- }
- bwlimit = (limit + 512) / 1024;
- if (limit && !bwlimit) {
- snprintf(err_buf, sizeof err_buf,
- "--bwlimit value is too small: %s\n", bwlimit_arg);
- return 0;
- }
- }
+ case OPT_BWLIMIT: {
+ ssize_t size = parse_size_arg(bwlimit_arg, 'K', "bwlimit", 512, -1, True);
+ if (size < 0)
+ return 0;
+ bwlimit_arg = strdup(do_big_num(size, 0, NULL));
+ bwlimit = (size + 512) / 1024;
break;
+ }
case OPT_APPEND:
if (am_server)
break;
case OPT_LINK_DEST:
-#ifdef SUPPORT_HARD_LINKS
- link_dest = 1;
- dest_option = "--link-dest";
+ want_dest_type = LINK_DEST;
goto set_dest_dir;
-#else
- snprintf(err_buf, sizeof err_buf,
- "hard links are not supported on this %s\n",
- am_server ? "server" : "client");
- return 0;
-#endif
case OPT_COPY_DEST:
- copy_dest = 1;
- dest_option = "--copy-dest";
+ want_dest_type = COPY_DEST;
goto set_dest_dir;
case OPT_COMPARE_DEST:
- compare_dest = 1;
- dest_option = "--compare-dest";
+ want_dest_type = COMPARE_DEST;
+
set_dest_dir:
+ if (alt_dest_type && alt_dest_type != want_dest_type) {
+ snprintf(err_buf, sizeof err_buf,
+ "ERROR: the %s option conflicts with the %s option\n",
+ alt_dest_opt(want_dest_type), alt_dest_opt(0));
+ return 0;
+ }
+ alt_dest_type = want_dest_type;
+
if (basis_dir_cnt >= MAX_BASIS_DIRS) {
snprintf(err_buf, sizeof err_buf,
"ERROR: at most %d %s args may be specified\n",
- MAX_BASIS_DIRS, dest_option);
+ MAX_BASIS_DIRS, alt_dest_opt(0));
return 0;
}
/* We defer sanitizing this arg until we know what
arg = poptGetOptArg(pc);
if (!parse_chmod(arg, &chmod_modes)) {
snprintf(err_buf, sizeof err_buf,
- "Invalid argument passed to --chmod (%s)\n",
- arg);
+ "Invalid argument passed to --chmod (%s)\n",
+ arg);
return 0;
}
break;
if (usermap) {
if (usermap_via_chown) {
snprintf(err_buf, sizeof err_buf,
- "--usermap conflicts with prior --chown.\n");
+ "--usermap conflicts with prior --chown.\n");
return 0;
}
snprintf(err_buf, sizeof err_buf,
- "You can only specify --usermap once.\n");
+ "You can only specify --usermap once.\n");
return 0;
}
usermap = (char *)poptGetOptArg(pc);
usermap_via_chown = False;
+ preserve_uid = 1;
break;
case OPT_GROUPMAP:
if (groupmap) {
if (groupmap_via_chown) {
snprintf(err_buf, sizeof err_buf,
- "--groupmap conflicts with prior --chown.\n");
+ "--groupmap conflicts with prior --chown.\n");
return 0;
}
snprintf(err_buf, sizeof err_buf,
- "You can only specify --groupmap once.\n");
+ "You can only specify --groupmap once.\n");
return 0;
}
groupmap = (char *)poptGetOptArg(pc);
groupmap_via_chown = False;
+ preserve_gid = 1;
break;
case OPT_CHOWN: {
if (usermap) {
if (!usermap_via_chown) {
snprintf(err_buf, sizeof err_buf,
- "--chown conflicts with prior --usermap.\n");
+ "--chown conflicts with prior --usermap.\n");
return 0;
}
snprintf(err_buf, sizeof err_buf,
- "You can only specify a user-affecting --chown once.\n");
+ "You can only specify a user-affecting --chown once.\n");
return 0;
}
if (asprintf(&usermap, "*:%.*s", len, chown) < 0)
out_of_memory("parse_arguments");
usermap_via_chown = True;
+ preserve_uid = 1;
}
if (arg && *arg) {
if (groupmap) {
if (!groupmap_via_chown) {
snprintf(err_buf, sizeof err_buf,
- "--chown conflicts with prior --groupmap.\n");
+ "--chown conflicts with prior --groupmap.\n");
return 0;
}
snprintf(err_buf, sizeof err_buf,
- "You can only specify a group-affecting --chown once.\n");
+ "You can only specify a group-affecting --chown once.\n");
return 0;
}
if (asprintf(&groupmap, "*:%s", arg) < 0)
out_of_memory("parse_arguments");
groupmap_via_chown = True;
+ preserve_gid = 1;
}
break;
}
return 0;
#endif
+ case OPT_STOP_AFTER: {
+ long val;
+ arg = poptGetOptArg(pc);
+ stop_at_utime = time(NULL);
+ if ((val = atol(arg) * 60) <= 0 || LONG_MAX - val < stop_at_utime || (long)(time_t)val != val) {
+ snprintf(err_buf, sizeof err_buf, "invalid --stop-after value: %s\n", arg);
+ return 0;
+ }
+ stop_at_utime += val;
+ break;
+ }
+
+#ifdef HAVE_MKTIME
+ case OPT_STOP_AT:
+ arg = poptGetOptArg(pc);
+ if ((stop_at_utime = parse_time(arg)) == (time_t)-1) {
+ snprintf(err_buf, sizeof err_buf, "invalid --stop-at format: %s\n", arg);
+ return 0;
+ }
+ if (stop_at_utime <= time(NULL)) {
+ snprintf(err_buf, sizeof err_buf, "--stop-at time is not in the future: %s\n", arg);
+ return 0;
+ }
+ break;
+#endif
+
+ case OPT_STDERR: {
+ int len;
+ arg = poptGetOptArg(pc);
+ len = strlen(arg);
+ if (len && strncmp("errors", arg, len) == 0)
+ msgs2stderr = 2;
+ else if (len && strncmp("all", arg, len) == 0)
+ msgs2stderr = 1;
+ else if (len && strncmp("client", arg, len) == 0)
+ msgs2stderr = 0;
+ else {
+ snprintf(err_buf, sizeof err_buf,
+ "--stderr mode \"%s\" is not one of errors, all, or client\n", arg);
+ return 0;
+ }
+ saw_stderr_opt = 1;
+ break;
+ }
+
default:
/* A large opt value means that set_refuse_options()
* turned this option off. */
}
}
+ if (msgs2stderr != 2)
+ saw_stderr_opt = 1;
+
+ if (version_opt_cnt) {
+ print_rsync_version(version_opt_cnt > 1 && !am_server ? FNONE : FINFO);
+ exit_cleanup(0);
+ }
+
+ if (!max_alloc_arg) {
+ max_alloc_arg = getenv("RSYNC_MAX_ALLOC");
+ if (max_alloc_arg && !*max_alloc_arg)
+ max_alloc_arg = NULL;
+ }
+ if (max_alloc_arg) {
+ ssize_t size = parse_size_arg(max_alloc_arg, 'B', "max-alloc", 1024*1024, -1, True);
+ if (size < 0)
+ return 0;
+ max_alloc = size;
+ }
+
+ if (old_style_args < 0) {
+ if (!am_server && protect_args <= 0 && (arg = getenv("RSYNC_OLD_ARGS")) != NULL && *arg) {
+ protect_args = 0;
+ old_style_args = atoi(arg);
+ } else
+ old_style_args = 0;
+ } else if (old_style_args) {
+ if (protect_args > 0) {
+ snprintf(err_buf, sizeof err_buf,
+ "--secluded-args conflicts with --old-args.\n");
+ return 0;
+ }
+ protect_args = 0;
+ }
+
if (protect_args < 0) {
if (am_server)
protect_args = 0;
else if ((arg = getenv("RSYNC_PROTECT_ARGS")) != NULL && *arg)
protect_args = atoi(arg) ? 1 : 0;
else {
-#ifdef RSYNC_USE_PROTECTED_ARGS
+#ifdef RSYNC_USE_SECLUDED_ARGS
protect_args = 1;
#else
protect_args = 0;
}
}
- if (checksum_choice && strcmp(checksum_choice, "auto") != 0 && strcmp(checksum_choice, "auto,auto") != 0) {
+ if (checksum_choice && strcasecmp(checksum_choice, "auto") != 0 && strcasecmp(checksum_choice, "auto,auto") != 0) {
/* Call this early to verify the args and figure out if we need to force
* --whole-file. Note that the parse function will get called again later,
* just in case an "auto" choice needs to know the protocol_version. */
- if (parse_checksum_choice())
- whole_file = 1;
+ parse_checksum_choice(0);
} else
checksum_choice = NULL;
exit_cleanup(0);
}
- if (do_compression || def_compress_level != NOT_SPECIFIED) {
- if (def_compress_level == NOT_SPECIFIED)
- def_compress_level = Z_DEFAULT_COMPRESSION;
- else if (def_compress_level < Z_DEFAULT_COMPRESSION || def_compress_level > Z_BEST_COMPRESSION) {
- snprintf(err_buf, sizeof err_buf, "--compress-level value is invalid: %d\n",
- def_compress_level);
- return 0;
- } else if (def_compress_level == Z_NO_COMPRESSION)
- do_compression = 0;
- else if (!do_compression)
- do_compression = 1;
+ if (!compress_choice && do_compression > 1)
+ compress_choice = "zlibx";
+ if (compress_choice && strcasecmp(compress_choice, "auto") != 0)
+ parse_compress_choice(0); /* Twiddles do_compression and can possibly NULL-out compress_choice. */
+ else
+ compress_choice = NULL;
+
+ if (do_compression || do_compression_level != CLVL_NOT_SPECIFIED) {
+ if (!do_compression)
+ do_compression = CPRES_AUTO;
if (do_compression && refused_compress) {
create_refuse_error(refused_compress);
return 0;
}
-#ifdef EXTERNAL_ZLIB
- if (do_compression == 1) {
- snprintf(err_buf, sizeof err_buf,
- "This rsync lacks old-style --compress due to its external zlib. Try -zz.\n");
- if (am_server)
- return 0;
- fprintf(stderr, "%s" "Continuing without compression.\n\n", err_buf);
- do_compression = 0;
- }
-#endif
}
#ifdef HAVE_SETVBUF
setvbuf(stdout, (char *)NULL, mode, 0);
}
- if (msgs2stderr) {
+ if (msgs2stderr == 1) { /* Are all messages going to stderr? */
/* Make stderr line buffered for better sharing of the stream. */
fflush(stderr); /* Just in case... */
setvbuf(stderr, (char *)NULL, _IOLBF, 0);
}
#endif
- if (block_size) {
- /* We may not know the real protocol_version at this point if this is the client
- * option parsing, but we still want to check it so that the client can specify
- * a --protocol=29 option with a larger block size. */
- int32 max_blength = protocol_version < 30 ? OLD_MAX_BLOCK_SIZE : MAX_BLOCK_SIZE;
-
- if (block_size > max_blength) {
- snprintf(err_buf, sizeof err_buf,
- "--block-size=%lu is too large (max: %u)\n", block_size, max_blength);
- return 0;
- }
- }
-
if (write_batch && read_batch) {
snprintf(err_buf, sizeof err_buf,
"--write-batch and --read-batch can not be used together\n");
max_delete = 0;
}
- if (compare_dest + copy_dest + link_dest > 1) {
- snprintf(err_buf, sizeof err_buf,
- "You may not mix --compare-dest, --copy-dest, and --link-dest.\n");
- return 0;
- }
-
if (files_from) {
if (recurse == 1) /* preserve recurse == 2 */
recurse = 0;
}
if (backup_dir) {
size_t len;
+ make_backups = 1; /* --backup-dir implies --backup */
while (*backup_dir == '.' && backup_dir[1] == '/')
backup_dir += 2;
if (*backup_dir == '.' && backup_dir[1] == '\0')
parse_filter_str(&filter_list, backup_dir_buf, rule_template(0), 0);
}
- if (preserve_times) {
- preserve_times = PRESERVE_FILE_TIMES;
- if (!omit_dir_times)
- preserve_times |= PRESERVE_DIR_TIMES;
-#ifdef CAN_SET_SYMLINK_TIMES
- if (!omit_link_times)
- preserve_times |= PRESERVE_LINK_TIMES;
-#endif
- }
-
- if (make_backups && !backup_dir) {
- omit_dir_times = 0; /* Implied, so avoid -O to sender. */
- preserve_times &= ~PRESERVE_DIR_TIMES;
- }
+ if (make_backups && !backup_dir)
+ omit_dir_times = -1; /* Implied, so avoid -O to sender. */
if (stdout_format) {
if (am_server && log_format_has(stdout_format, 'I'))
}
}
+ if (trust_sender || am_server || read_batch)
+ trust_sender_args = trust_sender_filter = 1;
+ else if (old_style_args || filesfrom_host != NULL)
+ trust_sender_args = 1;
+
am_starting_up = 0;
return 1;
}
+static char SPLIT_ARG_WHEN_OLD[1];
+
+/**
+ * Do backslash quoting of any weird chars in "arg", append the resulting
+ * string to the end of the "opt" (which gets a "=" appended if it is not
+ * an empty or NULL string), and return the (perhaps malloced) result.
+ * If opt is NULL, arg is considered a filename arg that allows wildcards.
+ * If it is "" or any other value, it is considered an option.
+ **/
+char *safe_arg(const char *opt, const char *arg)
+{
+#define SHELL_CHARS "!#$&;|<>(){}\"' \t\\"
+#define WILD_CHARS "*?[]" /* We don't allow remote brace expansion */
+ BOOL is_filename_arg = !opt;
+ char *escapes = is_filename_arg ? SHELL_CHARS : WILD_CHARS SHELL_CHARS;
+ BOOL escape_leading_dash = is_filename_arg && *arg == '-';
+ BOOL escape_leading_tilde = 0;
+ int len1 = opt && *opt ? strlen(opt) + 1 : 0;
+ int len2 = strlen(arg);
+ int extras = escape_leading_dash ? 2 : 0;
+ char *ret;
+ if (!protect_args && old_style_args < 2 && (!old_style_args || (!is_filename_arg && opt != SPLIT_ARG_WHEN_OLD))) {
+ const char *f;
+ if (!trust_sender_args && *arg == '~'
+ && ((relative_paths && !strstr(arg, "/./"))
+ || !strchr(arg, '/'))) {
+ extras++;
+ escape_leading_tilde = 1;
+ }
+ for (f = arg; *f; f++) {
+ if (strchr(escapes, *f))
+ extras++;
+ }
+ }
+ if (!len1 && !extras)
+ return (char*)arg;
+ ret = new_array(char, len1 + len2 + extras + 1);
+ if (len1) {
+ memcpy(ret, opt, len1-1);
+ ret[len1-1] = '=';
+ }
+ if (escape_leading_dash) {
+ ret[len1++] = '.';
+ ret[len1++] = '/';
+ extras -= 2;
+ }
+ if (!extras)
+ memcpy(ret + len1, arg, len2);
+ else {
+ const char *f = arg;
+ char *t = ret + len1;
+ if (escape_leading_tilde)
+ *t++ = '\\';
+ while (*f) {
+ if (*f == '\\') {
+ if (!is_filename_arg || !strchr(WILD_CHARS, f[1]))
+ *t++ = '\\';
+ } else if (strchr(escapes, *f))
+ *t++ = '\\';
+ *t++ = *f++;
+ }
+ }
+ ret[len1+len2+extras] = '\0';
+ return ret;
+}
+
+
/**
* Construct a filtered list of options to pass through from the
* client to the server.
/* This should always remain first on the server's command-line. */
args[ac++] = "--server";
- if (daemon_over_rsh > 0) {
- args[ac++] = "--daemon";
- *argc_p = ac;
- /* if we're passing --daemon, we're done */
- return;
- }
-
if (!am_sender)
args[ac++] = "--sender";
for (i = 0; i < verbose; i++)
argstr[x++] = 'v';
- /* the -q option is intentionally left out */
+ if (quiet && msgs2stderr)
+ argstr[x++] = 'q';
if (make_backups)
argstr[x++] = 'b';
if (update_only)
argstr[x++] = 'K';
if (prune_empty_dirs)
argstr[x++] = 'm';
- if (omit_dir_times)
+ if (omit_dir_times > 0)
argstr[x++] = 'O';
if (omit_link_times)
argstr[x++] = 'J';
argstr[x++] = 'g';
if (preserve_devices) /* ignore preserve_specials here */
argstr[x++] = 'D';
- if (preserve_times)
+ if (preserve_mtimes)
argstr[x++] = 't';
if (preserve_atimes) {
argstr[x++] = 'U';
if (preserve_atimes > 1)
argstr[x++] = 'U';
}
+#ifdef SUPPORT_CRTIMES
+ if (preserve_crtimes)
+ argstr[x++] = 'N';
+#endif
if (preserve_perms)
argstr[x++] = 'p';
else if (preserve_executability && am_sender)
}
if (sparse_files)
argstr[x++] = 'S';
- if (do_compression == 1)
+ if (do_compression == CPRES_ZLIB)
argstr[x++] = 'z';
set_allow_inc_recurse();
- /* We don't really know the actual protocol_version at this point,
- * but checking the pre-negotiated value allows the user to use a
- * --protocol=29 override to avoid the use of this -eFLAGS opt. */
- if (protocol_version >= 30) {
- /* Use "eFlags" alias so that cull_options doesn't think that these are no-arg option letters. */
-#define eFlags argstr
- /* We make use of the -e option to let the server know about
- * any pre-release protocol version && some behavior flags. */
- eFlags[x++] = 'e';
-#if SUBPROTOCOL_VERSION != 0
- if (protocol_version == PROTOCOL_VERSION) {
- x += snprintf(argstr+x, sizeof argstr - x,
- "%d.%d",
- PROTOCOL_VERSION, SUBPROTOCOL_VERSION);
- } else
-#endif
- eFlags[x++] = '.';
- if (allow_inc_recurse)
- eFlags[x++] = 'i';
-#ifdef CAN_SET_SYMLINK_TIMES
- eFlags[x++] = 'L'; /* symlink time-setting support */
-#endif
-#ifdef ICONV_OPTION
- eFlags[x++] = 's'; /* symlink iconv translation support */
-#endif
- eFlags[x++] = 'f'; /* flist I/O-error safety support */
- eFlags[x++] = 'x'; /* xattr hardlink optimization not desired */
- eFlags[x++] = 'C'; /* support checksum seed order fix */
-#undef eFlags
- }
-
- if (x >= (int)sizeof argstr) { /* Not possible... */
- rprintf(FERROR, "argstr overflow in server_options().\n");
- exit_cleanup(RERR_MALLOC);
- }
-
- argstr[x] = '\0';
+ /* This '\0'-terminates argstr and makes sure it didn't overflow. */
+ x += maybe_add_e_option(argstr + x, (int)sizeof argstr - x);
if (x > 1)
args[ac++] = argstr;
set++;
else
set = iconv_opt;
- if (asprintf(&arg, "--iconv=%s", set) < 0)
- goto oom;
- args[ac++] = arg;
+ args[ac++] = safe_arg("--iconv", set);
}
#endif
if (xfer_dirs && !recurse && delete_mode && am_sender)
args[ac++] = "--no-r";
- if (do_compression && def_compress_level != Z_DEFAULT_COMPRESSION) {
- if (asprintf(&arg, "--compress-level=%d", def_compress_level) < 0)
+ if (do_compression && do_compression_level != CLVL_NOT_SPECIFIED) {
+ if (asprintf(&arg, "--compress-level=%d", do_compression_level) < 0)
goto oom;
args[ac++] = arg;
}
args[ac++] = "--log-format=X";
}
+ if (msgs2stderr == 1)
+ args[ac++] = "--msgs2stderr";
+ else if (msgs2stderr == 0)
+ args[ac++] = "--no-msgs2stderr";
+
if (block_size) {
- if (asprintf(&arg, "-B%lu", block_size) < 0)
+ if (asprintf(&arg, "-B%u", (int)block_size) < 0)
goto oom;
args[ac++] = arg;
}
}
if (backup_dir) {
+ /* This split idiom allows for ~/path expansion via the shell. */
args[ac++] = "--backup-dir";
- args[ac++] = backup_dir;
+ args[ac++] = safe_arg("", backup_dir);
}
/* Only send --suffix if it specifies a non-default value. */
- if (strcmp(backup_suffix, backup_dir ? "" : BACKUP_SUFFIX) != 0) {
- /* We use the following syntax to avoid weirdness with '~'. */
- if (asprintf(&arg, "--suffix=%s", backup_suffix) < 0)
- goto oom;
- args[ac++] = arg;
- }
+ if (strcmp(backup_suffix, backup_dir ? "" : BACKUP_SUFFIX) != 0)
+ args[ac++] = safe_arg("--suffix", backup_suffix);
- if (checksum_choice) {
- if (asprintf(&arg, "--checksum-choice=%s", checksum_choice) < 0)
- goto oom;
- args[ac++] = arg;
- }
+ if (checksum_choice)
+ args[ac++] = safe_arg("--checksum-choice", checksum_choice);
+
+ if (do_compression == CPRES_ZLIBX)
+ args[ac++] = "--new-compress";
+ else if (compress_choice && do_compression == CPRES_ZLIB)
+ args[ac++] = "--old-compress";
+ else if (compress_choice)
+ args[ac++] = safe_arg("--compress-choice", compress_choice);
if (am_sender) {
if (max_delete > 0) {
args[ac++] = arg;
} else if (max_delete == 0)
args[ac++] = "--max-delete=-1";
- if (min_size >= 0) {
- args[ac++] = "--min-size";
- args[ac++] = min_size_arg;
- }
- if (max_size >= 0) {
- args[ac++] = "--max-size";
- args[ac++] = max_size_arg;
- }
+ if (min_size >= 0)
+ args[ac++] = safe_arg("--min-size", min_size_arg);
+ if (max_size >= 0)
+ args[ac++] = safe_arg("--max-size", max_size_arg);
if (delete_before)
args[ac++] = "--delete-before";
else if (delete_during == 2)
if (do_stats)
args[ac++] = "--stats";
} else {
- if (skip_compress) {
- if (asprintf(&arg, "--skip-compress=%s", skip_compress) < 0)
- goto oom;
- args[ac++] = arg;
- }
+ if (skip_compress)
+ args[ac++] = safe_arg("--skip-compress", skip_compress);
}
+ if (max_alloc_arg && max_alloc != DEFAULT_MAX_ALLOC)
+ args[ac++] = safe_arg("--max-alloc", max_alloc_arg);
+
/* --delete-missing-args needs the cooperation of both sides, but
* the sender can handle --ignore-missing-args by itself. */
if (missing_args == 2)
if (partial_dir && am_sender) {
if (partial_dir != tmp_partialdir) {
args[ac++] = "--partial-dir";
- args[ac++] = partial_dir;
+ args[ac++] = safe_arg("", partial_dir);
}
if (delay_updates)
args[ac++] = "--delay-updates";
args[ac++] = "--use-qsort";
if (am_sender) {
- if (usermap) {
- if (asprintf(&arg, "--usermap=%s", usermap) < 0)
- goto oom;
- args[ac++] = arg;
- }
+ if (usermap)
+ args[ac++] = safe_arg("--usermap", usermap);
- if (groupmap) {
- if (asprintf(&arg, "--groupmap=%s", groupmap) < 0)
- goto oom;
- args[ac++] = arg;
- }
+ if (groupmap)
+ args[ac++] = safe_arg("--groupmap", groupmap);
if (ignore_existing)
args[ac++] = "--ignore-existing";
if (tmpdir) {
args[ac++] = "--temp-dir";
- args[ac++] = tmpdir;
+ args[ac++] = safe_arg("", tmpdir);
}
+ if (do_fsync)
+ args[ac++] = "--fsync";
+
if (basis_dir[0]) {
/* the server only needs this option if it is not the sender,
* and it may be an older version that doesn't know this
* option, so don't send it if client is the sender.
*/
for (i = 0; i < basis_dir_cnt; i++) {
- args[ac++] = dest_option;
- args[ac++] = basis_dir[i];
+ args[ac++] = alt_dest_opt(0);
+ args[ac++] = safe_arg("", basis_dir[i]);
}
}
}
if (arg)
args[ac++] = arg;
- arg = make_output_option(debug_words, debug_levels, where);
- if (arg)
- args[ac++] = arg;
-
if (append_mode) {
if (append_mode > 1)
args[ac++] = "--append";
args[ac++] = "--append";
- } else if (inplace)
+ } else if (inplace) {
args[ac++] = "--inplace";
+ /* Work around a bug in older rsync versions (on the remote side) for --inplace --sparse */
+ if (sparse_files && !whole_file && am_sender)
+ args[ac++] = "--no-W";
+ }
if (files_from && (!am_sender || filesfrom_host)) {
if (filesfrom_host) {
args[ac++] = "--files-from";
- args[ac++] = files_from;
+ args[ac++] = safe_arg("", files_from);
if (eol_nulls)
args[ac++] = "--from0";
} else {
else if (remove_source_files)
args[ac++] = "--remove-sent-files";
+ if (copy_devices && !am_sender)
+ args[ac++] = "--copy-devices";
+
if (preallocate_files && am_sender)
args[ac++] = "--preallocate";
if (open_noatime && preserve_atimes <= 1)
args[ac++] = "--open-noatime";
+ if (mkpath_dest_arg && am_sender)
+ args[ac++] = "--mkpath";
+
if (ac > MAX_SERVER_ARGS) { /* Not possible... */
rprintf(FERROR, "argc overflow in server_options().\n");
exit_cleanup(RERR_MALLOC);
}
- if (do_compression > 1)
- args[ac++] = "--new-compress";
-
if (remote_option_cnt) {
int j;
if (ac + remote_option_cnt > MAX_SERVER_ARGS) {
exit_cleanup(RERR_SYNTAX);
}
for (j = 1; j <= remote_option_cnt; j++)
- args[ac++] = (char*)remote_options[j];
+ args[ac++] = safe_arg(SPLIT_ARG_WHEN_OLD, remote_options[j]);
}
*argc_p = ac;
out_of_memory("server_options");
}
+int maybe_add_e_option(char *buf, int buf_len)
+{
+ int x = 0;
+
+ /* We don't really know the actual protocol_version at this point,
+ * but checking the pre-negotiated value allows the user to use a
+ * --protocol=29 override to avoid the use of this -eFLAGS opt. */
+ if (protocol_version >= 30 && buf_len > 0) {
+ /* We make use of the -e option to let the server know about
+ * any pre-release protocol version && some behavior flags. */
+ buf[x++] = 'e';
+
+#if SUBPROTOCOL_VERSION != 0
+ if (protocol_version == PROTOCOL_VERSION)
+ x += snprintf(buf + x, buf_len - x, "%d.%d", PROTOCOL_VERSION, SUBPROTOCOL_VERSION);
+ else
+#endif
+ buf[x++] = '.';
+ if (allow_inc_recurse)
+ buf[x++] = 'i';
+#ifdef CAN_SET_SYMLINK_TIMES
+ buf[x++] = 'L'; /* symlink time-setting support */
+#endif
+#ifdef ICONV_OPTION
+ buf[x++] = 's'; /* symlink iconv translation support */
+#endif
+ buf[x++] = 'f'; /* flist I/O-error safety support */
+ buf[x++] = 'x'; /* xattr hardlink optimization not desired */
+ buf[x++] = 'C'; /* support checksum seed order fix */
+ buf[x++] = 'I'; /* support inplace_partial behavior */
+ buf[x++] = 'v'; /* use varint for flist & compat flags; negotiate checksum */
+ buf[x++] = 'u'; /* include name of uid 0 & gid 0 in the id map */
+
+ /* NOTE: Avoid using 'V' -- it was represented with the high bit of a write_byte() that became a write_varint(). */
+ }
+
+ if (x >= buf_len) { /* Not possible... */
+ rprintf(FERROR, "overflow in add_e_flags().\n");
+ exit_cleanup(RERR_MALLOC);
+ }
+
+ buf[x] = '\0';
+
+ return x;
+}
+
/* If str points to a valid hostspec, return allocated memory containing the
* [USER@]HOST part of the string, and set the path_start_ptr to the part of
* the string after the host part. Otherwise, return NULL. If port_ptr is