libsmbclient: If over SMB1 first try to do a posix stat on the file.

Disable in future, if server doesn't support this.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=14101

Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
Autobuild-User(master): Andreas Schneider <asn@cryptomilk.org>
Autobuild-Date(master): Thu Dec 19 15:44:25 UTC 2019 on sn-devel-184

(cherry picked from commit 8b04590e4d8f817ad6d194bb9d622c18734e3011)

Autobuild-User(v4-11-test): Karolin Seeger <kseeger@samba.org>
Autobuild-Date(v4-11-test): Wed Jan 15 10:33:14 UTC 2020 on sn-devel-184

diff --git a/source3/libsmb/libsmb_file.c b/source3/libsmb/libsmb_file.c
index f0a16c61a83a987c7b7bcaa9a419f874e50d4448..1577010e49018ee290f55eb0cacd92e14472f55b 100644 (file)
--- a/source3/libsmb/libsmb_file.c
+++ b/source3/libsmb/libsmb_file.c
@@ -504,6 +504,26 @@ SMBC_getatr(SMBCCTX * context,
                return False;
        }
 
+       if (srv->try_posixinfo) {
+               SMB_STRUCT_STAT sbuf;
+
+               status = cli_posix_stat(targetcli, frame, &sbuf);
+               if (NT_STATUS_IS_OK(status)) {
+                       setup_stat_from_stat_ex(&sbuf, path, sb);
+
+                       TALLOC_FREE(frame);
+                       return true;
+               }
+               if (NT_STATUS_EQUAL(status, NT_STATUS_NOT_IMPLEMENTED) ||
+                   NT_STATUS_EQUAL(status, NT_STATUS_INVALID_LEVEL)) {
+                       /*
+                        * Turn this off if the server doesn't
+                        * support it.
+                        */
+                       srv->try_posixinfo = false;
+               }
+       }
+
        if (!srv->no_pathinfo2) {
                status = cli_qpathinfo2(targetcli,
                                        targetpath,