extern int xfer_flags_as_varint;
extern int need_messages_from_generator;
extern int delete_mode, delete_before, delete_during, delete_after;
-extern int xfersum_type;
-extern int checksum_type;
extern int do_compression;
+extern int do_compression_level;
extern char *shell_cmd;
extern char *partial_dir;
-extern char *dest_option;
extern char *files_from;
extern char *filesfrom_host;
-extern char *checksum_choice;
-extern char *compress_choice;
+extern const char *checksum_choice;
+extern const char *compress_choice;
extern filter_rule_list filter_list;
extern int need_unsorted_flist;
#ifdef ICONV_OPTION
struct name_num_obj valid_compressions = {
"compress", NULL, NULL, 0, 0, {
+#ifdef SUPPORT_ZSTD
+ { CPRES_ZSTD, "zstd", NULL },
+#endif
+#ifdef SUPPORT_LZ4
+ { CPRES_LZ4, "lz4", NULL },
+#endif
{ CPRES_ZLIBX, "zlibx", NULL },
{ CPRES_ZLIB, "zlib", NULL },
{ CPRES_NONE, "none", NULL },
else
do_compression = CPRES_NONE;
+ if (do_compression != CPRES_NONE && final_call)
+ init_compression_level(); /* There's a chance this might turn compression off! */
+
if (do_compression == CPRES_NONE)
compress_choice = NULL;
- if (final_call && DEBUG_GTE(NSTR, am_server ? 2 : 1)) {
- const char *c_s = am_server ? "Server" : "Client";
- if (valid_compressions.negotiated_name)
- rprintf(FINFO, "%s negotiated compress: %s\n", c_s, valid_compressions.negotiated_name);
- else {
- struct name_num_item *nni = get_nni_by_num(&valid_compressions, do_compression);
- rprintf(FINFO, "%s compress: %s\n", c_s, nni ? nni->name : "UNKNOWN");
- }
+ /* Snag the compression name for both write_batch's option output & the following debug output. */
+ if (valid_compressions.negotiated_name)
+ compress_choice = valid_compressions.negotiated_name;
+ else if (compress_choice == NULL) {
+ struct name_num_item *nni = get_nni_by_num(&valid_compressions, do_compression);
+ compress_choice = nni ? nni->name : "UNKNOWN";
+ }
+
+ if (final_call && DEBUG_GTE(NSTR, am_server ? 3 : 1)
+ && (do_compression != CPRES_NONE || do_compression_level != CLVL_NOT_SPECIFIED)) {
+ rprintf(FINFO, "%s%s compress: %s (level %d)\n",
+ am_server ? "Server" : "Client",
+ valid_compressions.negotiated_name ? " negotiated" : "",
+ compress_choice, do_compression_level);
}
}
struct name_num_item *nni = get_nni_by_name(nno, tok, to - tok);
if (nni && !nno->saw[nni->num]) {
nno->saw[nni->num] = ++cnt;
- if (nni->main_name && *nni->main_name) {
+ if (nni->main_name) {
to = tok + strlcpy(tok, nni->main_name, tobuf_len - (tok - tobuf));
if (to - tobuf >= tobuf_len) {
to = tok - 1;
if (len < 0)
len = read_vstring(f_in, tmpbuf, MAX_NSTR_STRLEN);
- if (DEBUG_GTE(NSTR, am_server ? 4 : 2)) {
+ if (DEBUG_GTE(NSTR, am_server ? 3 : 2)) {
if (am_server)
rprintf(FINFO, "Client %s list (on server): %s\n", nno->type, tmpbuf);
else
exit_cleanup(RERR_UNSUPPORTED);
}
+/* The saw buffer is initialized and used to store ordinal values from 1 to N
+ * for the order of the args in the array. If dup_markup == '\0', duplicates
+ * are removed otherwise the char is prefixed to the duplicate term and, if it
+ * is an opening paren/bracket/brace, the matching closing char is suffixed. */
+int get_default_nno_list(struct name_num_obj *nno, char *to_buf, int to_buf_len, char dup_markup)
+{
+ struct name_num_item *nni;
+ int len = 0, cnt = 0;
+ char delim = '\0', post_delim;
+
+ switch (dup_markup) {
+ case '(': post_delim = ')'; break;
+ case '[': post_delim = ']'; break;
+ case '{': post_delim = '}'; break;
+ default: post_delim = '\0'; break;
+ }
+
+ init_nno_saw(nno, 0);
+
+ for (nni = nno->list, len = 0; nni->name; nni++) {
+ if (nni->main_name) {
+ if (!dup_markup)
+ continue;
+ delim = dup_markup;
+ }
+ if (len)
+ to_buf[len++]= ' ';
+ if (delim) {
+ to_buf[len++]= delim;
+ delim = post_delim;
+ }
+ len += strlcpy(to_buf+len, nni->name, to_buf_len - len);
+ if (len >= to_buf_len - 3)
+ exit_cleanup(RERR_UNSUPPORTED); /* IMPOSSIBLE... */
+ if (delim) {
+ to_buf[len++]= delim;
+ delim = '\0';
+ }
+ nno->saw[nni->num] = ++cnt;
+ }
+
+ return len;
+}
+
static void send_negotiate_str(int f_out, struct name_num_obj *nno, const char *env_name)
{
char tmpbuf[MAX_NSTR_STRLEN];
- struct name_num_item *nni;
const char *list_str = getenv(env_name);
int len, fail_if_empty = list_str && strstr(list_str, "FAIL");
return;
}
- init_nno_saw(nno, 0);
-
if (list_str && *list_str && (!am_server || local_server)) {
+ init_nno_saw(nno, 0);
len = parse_nni_str(nno, list_str, tmpbuf, MAX_NSTR_STRLEN);
if (fail_if_empty && !len)
len = strlcpy(tmpbuf, "FAIL", MAX_NSTR_STRLEN);
} else
list_str = NULL;
- if (!list_str || !*list_str) {
- int cnt = 0;
- for (nni = nno->list, len = 0; nni->name; nni++) {
- if (nni->main_name)
- continue;
- if (len)
- tmpbuf[len++]= ' ';
- len += strlcpy(tmpbuf+len, nni->name, MAX_NSTR_STRLEN - len);
- if (len >= (int)MAX_NSTR_STRLEN - 1)
- exit_cleanup(RERR_UNSUPPORTED); /* IMPOSSIBLE... */
- nno->saw[nni->num] = ++cnt;
- }
- }
+ if (!list_str || !*list_str)
+ len = get_default_nno_list(nno, tmpbuf, MAX_NSTR_STRLEN, '\0');
- if (DEBUG_GTE(NSTR, am_server ? 4 : 2)) {
+ if (DEBUG_GTE(NSTR, am_server ? 3 : 2)) {
if (am_server)
rprintf(FINFO, "Server %s list (on server): %s\n", nno->type, tmpbuf);
else
if (local_server) {
/* A local server doesn't bother to send/recv the strings, it just constructs
* and parses the same string on both sides. */
- if (!read_batch)
- recv_negotiate_str(-1, nno, tmpbuf, len);
+ recv_negotiate_str(-1, nno, tmpbuf, len);
} else {
/* Each side sends their list of valid names to the other side and then both sides
* pick the first name in the client's list that is also in the server's list. */
char tmpbuf[MAX_NSTR_STRLEN];
recv_negotiate_str(f_in, &valid_checksums, tmpbuf, -1);
}
- if (valid_checksums.negotiated_name)
- xfersum_type = checksum_type = valid_checksums.negotiated_num;
if (valid_compressions.saw) {
char tmpbuf[MAX_NSTR_STRLEN];
recv_negotiate_str(f_in, &valid_compressions, tmpbuf, -1);
}
-#if 0
- if (valid_compressions.negotiated_name)
- compress_type = valid_checksums.negotiated_num;
-#endif
}
void setup_protocol(int f_out,int f_in)
append_mode = 2;
if (preserve_acls && !local_server) {
rprintf(FERROR,
- "--acls requires protocol 30 or higher"
- " (negotiated %d).\n",
- protocol_version);
+ "--acls requires protocol 30 or higher"
+ " (negotiated %d).\n",
+ protocol_version);
exit_cleanup(RERR_PROTOCOL);
}
if (preserve_xattrs && !local_server) {
rprintf(FERROR,
- "--xattrs requires protocol 30 or higher"
- " (negotiated %d).\n",
- protocol_version);
+ "--xattrs requires protocol 30 or higher"
+ " (negotiated %d).\n",
+ protocol_version);
exit_cleanup(RERR_PROTOCOL);
}
}
if (protocol_version < 29) {
if (fuzzy_basis) {
rprintf(FERROR,
- "--fuzzy requires protocol 29 or higher"
- " (negotiated %d).\n",
- protocol_version);
+ "--fuzzy requires protocol 29 or higher"
+ " (negotiated %d).\n",
+ protocol_version);
exit_cleanup(RERR_PROTOCOL);
}
if (basis_dir_cnt && inplace) {
rprintf(FERROR,
- "%s with --inplace requires protocol 29 or higher"
- " (negotiated %d).\n",
- dest_option, protocol_version);
+ "%s with --inplace requires protocol 29 or higher"
+ " (negotiated %d).\n",
+ alt_dest_opt(0), protocol_version);
exit_cleanup(RERR_PROTOCOL);
}
if (basis_dir_cnt > 1) {
rprintf(FERROR,
- "Using more than one %s option requires protocol"
- " 29 or higher (negotiated %d).\n",
- dest_option, protocol_version);
+ "Using more than one %s option requires protocol"
+ " 29 or higher (negotiated %d).\n",
+ alt_dest_opt(0), protocol_version);
exit_cleanup(RERR_PROTOCOL);
}
if (prune_empty_dirs) {
rprintf(FERROR,
- "--prune-empty-dirs requires protocol 29 or higher"
- " (negotiated %d).\n",
- protocol_version);
+ "--prune-empty-dirs requires protocol 29 or higher"
+ " (negotiated %d).\n",
+ protocol_version);
exit_cleanup(RERR_PROTOCOL);
}
} else if (protocol_version >= 30) {
if (inc_recurse && !allow_inc_recurse) {
/* This should only be able to happen in a batch. */
fprintf(stderr,
- "Incompatible options specified for inc-recursive %s.\n",
- read_batch ? "batch file" : "connection");
+ "Incompatible options specified for inc-recursive %s.\n",
+ read_batch ? "batch file" : "connection");
exit_cleanup(RERR_SYNTAX);
}
use_safe_inc_flist = (compat_flags & CF_SAFE_FLIST) || protocol_version >= 31;
checksum_seed = read_int(f_in);
}
- init_flist();
-}
+ parse_checksum_choice(1); /* Sets checksum_type & xfersum_type */
+ parse_compress_choice(1); /* Sets do_compression */
-void maybe_write_negotiated_strings(int batch_fd)
-{
- if (valid_checksums.negotiated_name)
- write_vstring(batch_fd, valid_checksums.negotiated_name, strlen(valid_checksums.negotiated_name));
+ if (write_batch && !am_server)
+ write_batch_shell_file();
- if (valid_compressions.negotiated_name)
- write_vstring(batch_fd, valid_compressions.negotiated_name, strlen(valid_compressions.negotiated_name));
+ init_flist();
}