Add support to set the route MTU.
Closes #9047
</para>
</listitem>
</varlistentry>
-
+ <varlistentry>
+ <term><varname>MTUBytes=</varname></term>
+ <listitem>
+ <para>The maximum transmission unit in bytes to set for the
+ route. The usual suffixes K, M, G, are supported and are
+ understood to the base of 1024.</para>
+ <para>Note that if IPv6 is enabled on the interface, and the MTU is chosen
+ below 1280 (the minimum MTU for IPv6) it will automatically be increased to this value.</para>
+ </listitem>
+ </varlistentry>
</variablelist>
</refsect1>
Route.Scope, config_parse_route_scope, 0, 0
Route.PreferredSource, config_parse_preferred_src, 0, 0
Route.Table, config_parse_route_table, 0, 0
+Route.MTUBytes, config_parse_route_mtu, AF_UNSPEC, 0
Route.GatewayOnlink, config_parse_gateway_onlink, 0, 0
Route.IPv6Preference, config_parse_ipv6_route_preference, 0, 0
Route.Protocol, config_parse_route_protocol, 0, 0
return 0;
}
+
+int config_parse_route_mtu(
+ const char *unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ Network *network = userdata;
+ _cleanup_(route_freep) Route *n = NULL;
+ int r;
+
+ assert(filename);
+ assert(section);
+ assert(lvalue);
+ assert(rvalue);
+ assert(data);
+
+ r = route_new_static(network, filename, section_line, &n);
+ if (r < 0)
+ return r;
+
+ r = config_parse_mtu(unit, filename, line, section, section_line, lvalue, ltype, rvalue, &n->mtu, userdata);
+ if (r < 0)
+ return r;
+
+ n = NULL;
+
+ return 0;
+}
CONFIG_PARSER_PROTOTYPE(config_parse_route_type);
CONFIG_PARSER_PROTOTYPE(config_parse_tcp_window);
CONFIG_PARSER_PROTOTYPE(config_parse_quickack);
+CONFIG_PARSER_PROTOTYPE(config_parse_route_mtu);