X-Git-Url: http://git.openwrt.org/?a=blobdiff_plain;f=defaults.c;h=07468873730b12e31a546a5fa7d3d306cffcfb35;hb=76976c044de639bb4bf170aa1c7a33fbeca1f1a5;hp=d1c5e2c059e8d2e863ff0c2b074cc323d1a784f2;hpb=f12271d15da3796c558b6649e97dad988ae2c057;p=project%2Ffirewall3.git

diff --git a/defaults.c b/defaults.c
index d1c5e2c..0746887 100644
--- a/defaults.c
+++ b/defaults.c
@@ -40,7 +40,7 @@ static const struct fw3_chain_spec default_chains[] = {
 	C(ANY, MANGLE, UNSPEC,        "mssfix"),
 	C(ANY, MANGLE, UNSPEC,        "fwmark"),
 
-	C(ANY, RAW,    UNSPEC,        "notrack"),
+	C(ANY, RAW,    UNSPEC,        "delegate_notrack"),
 
 	{ }
 };
@@ -208,7 +208,7 @@ fw3_print_default_head_rules(struct fw3_ipt_handle *handle,
 		{ FW3_TABLE_MANGLE, "FORWARD",     "mssfix" },
 		{ FW3_TABLE_MANGLE, "PREROUTING",  "fwmark" },
 
-		{ FW3_TABLE_RAW,    "PREROUTING",  "notrack" },
+		{ FW3_TABLE_RAW,    "PREROUTING",  "delegate_notrack" },
 
 		{ 0, NULL },
 	};
@@ -220,7 +220,7 @@ fw3_print_default_head_rules(struct fw3_ipt_handle *handle,
 
 		r = fw3_ipt_rule_new(handle);
 		fw3_ipt_rule_target(r, tr->target);
-		fw3_ipt_rule_append(r, tr->chain);
+		fw3_ipt_rule_replace(r, tr->chain);
 	}
 
 	switch (handle->table)
@@ -243,7 +243,7 @@ fw3_print_default_head_rules(struct fw3_ipt_handle *handle,
 			{
 				r = fw3_ipt_rule_new(handle);
 				fw3_ipt_rule_comment(r, "user chain for %s", chains[i+1]);
-				fw3_ipt_rule_target(r, chains[i+1]);
+				fw3_ipt_rule_target(r, "%s_rule", chains[i+1]);
 				fw3_ipt_rule_append(r, chains[i]);
 			}
 		}
@@ -416,11 +416,16 @@ fw3_flush_rules(struct fw3_ipt_handle *handle, struct fw3_state *state,
 		if (c->table != handle->table)
 			continue;
 
-		if (c->flag &&
-		    !hasbit(defs->flags[handle->family == FW3_FAMILY_V6], c->flag))
+		if (c->flag && !has(defs->flags, handle->family, c->flag))
+			continue;
+
+		fw3_ipt_flush_chain(handle, c->format);
+
+		/* keep certain basic chains that do not depend on any settings to
+		   avoid purging unrelated user rules pointing to them */
+		if (reload && !c->flag)
 			continue;
 
-		fw3_ipt_delete_rules(handle, c->format);
 		fw3_ipt_delete_chain(handle, c->format);
 	}