78 lines
2.9 KiB
Diff
78 lines
2.9 KiB
Diff
kkoshelev@gmail.com
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Those to support ip commands needed by wg-quick script.
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1. "ip rule" now supports "not" keyword.
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2. "ip" command now supports arbitrary numeric routing tables above 1024.
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--- a/networking/libiproute/iprule.c 2021-01-01 05:30:02.000000000 -0800
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+++ b/iprule.c 2022-05-10 16:32:10.781087924 -0700
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@@ -19,6 +19,7 @@
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/* from <linux/fib_rules.h>: */
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#define FRA_SUPPRESS_IFGROUP 13
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#define FRA_SUPPRESS_PREFIXLEN 14
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+#define FIB_RULE_INVERT 0x00000002
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#include "ip_common.h" /* #include "libbb.h" is inside */
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#include "rt_names.h"
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@@ -31,18 +32,18 @@
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/* If you add stuff here, update iprule_full_usage */
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static const char keywords[] ALIGN1 =
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- "from\0""to\0""preference\0""order\0""priority\0"
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+ "not\0""from\0""to\0""preference\0""order\0""priority\0"
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"tos\0""fwmark\0""realms\0""table\0""lookup\0"
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"suppress_prefixlength\0""suppress_ifgroup\0"
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"dev\0""iif\0""nat\0""map-to\0""type\0""help\0"
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;
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-#define keyword_preference (keywords + sizeof("from") + sizeof("to"))
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+#define keyword_preference (keywords + sizeof("not") + sizeof("from") + sizeof("to"))
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#define keyword_fwmark (keyword_preference + sizeof("preference") + sizeof("order") + sizeof("priority") + sizeof("tos"))
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#define keyword_realms (keyword_fwmark + sizeof("fwmark"))
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#define keyword_suppress_prefixlength (keyword_realms + sizeof("realms") + sizeof("table") + sizeof("lookup"))
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#define keyword_suppress_ifgroup (keyword_suppress_prefixlength + sizeof("suppress_prefixlength"))
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enum {
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- ARG_from = 1, ARG_to, ARG_preference, ARG_order, ARG_priority,
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+ ARG_not = 1, ARG_from, ARG_to, ARG_preference, ARG_order, ARG_priority,
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ARG_tos, ARG_fwmark, ARG_realms, ARG_table, ARG_lookup,
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ARG_suppress_prefixlength, ARG_suppress_ifgroup,
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ARG_dev, ARG_iif, ARG_nat, ARG_map_to, ARG_type, ARG_help,
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@@ -78,6 +79,10 @@
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printf("%u:\t", tb[RTA_PRIORITY] ?
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*(unsigned*)RTA_DATA(tb[RTA_PRIORITY])
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: 0);
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+
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+ if (r->rtm_flags & FIB_RULE_INVERT)
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+ printf("not ");
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+
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printf("from ");
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if (tb[RTA_SRC]) {
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if (r->rtm_src_len != host_len) {
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@@ -230,7 +235,9 @@
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key = index_in_substrings(keywords, *argv) + 1;
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if (key == 0) /* no match found in keywords array, bail out. */
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invarg_1_to_2(*argv, applet_name);
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- if (key == ARG_from) {
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+ if (key == ARG_not) {
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+ req.r.rtm_flags |= FIB_RULE_INVERT;
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+ } else if (key == ARG_from) {
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inet_prefix dst;
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NEXT_ARG();
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get_prefix(&dst, *argv, req.r.rtm_family);
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--- a/networking/libiproute/rt_names.c 2021-01-01 05:30:02.000000000 -0800
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+++ b/rt_names.c 2022-05-10 16:50:30.298597124 -0700
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@@ -251,7 +251,14 @@
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int FAST_FUNC rtnl_rttable_a2n(uint32_t *id, char *arg)
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{
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rtnl_rttable_initialize();
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- return rtnl_a2n(rtnl_rttable_tab, id, arg, 0);
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+ if (!rtnl_a2n(rtnl_rttable_tab, id, arg, 0)) return 0;
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+
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+ unsigned i = bb_strtou(arg, NULL, 0);
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+ if (i > RT_TABLE_MAX) {
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+ *id = i;
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+ return 0;
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+ }
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+ return -1;
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}
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#endif
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