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gvfs/SOURCES/smbbrowse-Force-NT1-protoco...

90 lines
2.7 KiB

diff --git a/configure.ac b/configure.ac
index 3b5836ff..daeee728 100644
--- a/configure.ac
+++ b/configure.ac
@@ -546,6 +546,11 @@ if test "x$enable_samba" != "xno"; then
if test "x$msg_samba" = "xyes"; then
PKG_CHECK_MODULES([SAMBA], [smbclient])
AC_DEFINE([HAVE_SAMBA], 1, [Define to 1 if you have the samba libraries])
+
+ AC_CHECK_LIB(smbclient, smbc_setOptionProtocols,
+ AC_DEFINE(HAVE_SMBC_SETOPTIONPROTOCOLS, 1, [Define to 1 if smbc_setOptionProtocols() is available]),
+ []
+ )
fi
fi
diff --git a/daemon/gvfsbackendsmbbrowse.c b/daemon/gvfsbackendsmbbrowse.c
index f08d2988..3b11883e 100644
--- a/daemon/gvfsbackendsmbbrowse.c
+++ b/daemon/gvfsbackendsmbbrowse.c
@@ -45,6 +45,7 @@
#include "gvfskeyring.h"
#include "gmounttracker.h"
#include "gvfsbackendsmbprivate.h"
+#include "gvfsutils.h"
#include <libsmbclient.h>
@@ -847,6 +848,47 @@ do_mount (GVfsBackend *backend,
else
op_backend->server = g_strdup (op_backend->mounted_server);
+#ifdef HAVE_SMBC_SETOPTIONPROTOCOLS
+ /* Force NT1 protocol version if server can't be resolved (i.e. is not
+ * hostname, nor IP address). This is needed for workgroup support, because
+ * "client max protocol" has been changed from NT1 to SMB3 in recent samba
+ * versions.
+ */
+
+ if (op_backend->server != NULL)
+ {
+ GResolver *resolver;
+ GList *addresses;
+ GError *error = NULL;
+ gchar *server;
+
+ resolver = g_resolver_get_default ();
+
+ /* IPv6 server includes brackets in GMountSpec, GResolver doesn't */
+ if (gvfs_is_ipv6 (op_backend->server))
+ server = g_strndup (op_backend->server + 1, strlen (op_backend->server) - 2);
+ else
+ server = g_strdup (op_backend->server);
+
+ addresses = g_resolver_lookup_by_name (resolver, server, NULL, &error);
+ if (addresses == NULL)
+ {
+ if (error != NULL)
+ {
+ g_debug ("%s\n", error->message);
+ g_error_free (error);
+ }
+
+ g_debug ("Forcing NT1 protocol version\n");
+ smbc_setOptionProtocols (smb_context, "NT1", "NT1");
+ }
+
+ g_resolver_free_addresses (addresses);
+ g_object_unref (resolver);
+ g_free (server);
+ }
+#endif
+
icon = NULL;
symbolic_icon = NULL;
if (op_backend->server == NULL)
diff --git a/meson.build b/meson.build
index 34600188..3a876172 100644
--- a/meson.build
+++ b/meson.build
@@ -416,6 +416,8 @@ config_h.set10('HAVE_LIBUSB', enable_libusb)
enable_samba = get_option('smb')
if enable_samba
smbclient_dep = dependency('smbclient')
+
+ config_h.set('HAVE_SMBC_SETOPTIONPROTOCOLS', cc.has_function('smbc_setOptionProtocols', dependencies: smbclient_dep))
endif
# *** Check for libarchive ***