Signed-off-by: Florian Westphal <f...@strlen.de>
---
doc/primary-expression.txt | 4 ++++
include/linux/netfilter/nf_tables.h | 1 +
src/parser_bison.y | 2 ++
src/parser_json.c | 1 +
src/rt.c | 5 +++++
src/scanner.l | 1 +
tests/py/any/rt.t | 2 ++
tests/py/any/rt.t.json | 28 ++++++++++++++++++++++++++++
tests/py/any/rt.t.payload | 10 ++++++++++
9 files changed, 54 insertions(+)
diff --git a/doc/primary-expression.txt b/doc/primary-expression.txt
index 18b4c52f367d..5024a11faf39 100644
--- a/doc/primary-expression.txt
+++ b/doc/primary-expression.txt
@@ -259,6 +259,9 @@ ipv4_addr/ipv6_addr
|mtu|
TCP maximum segment size of route |
integer (16 bit)
+|ipsec|
+route via ipsec tunnel or transport |
+boolean
|=================================
.Routing expression specific types
@@ -273,6 +276,7 @@ Routing Realm (32 bit number). Can be specified numerically
or as symbolic name
--------------------------
# IP family independent rt expression
filter output rt classid 10
+filter output rt ipsec missing
# IP family dependent rt expressions
ip filter output rt nexthop 192.168.0.1
diff --git a/include/linux/netfilter/nf_tables.h
b/include/linux/netfilter/nf_tables.h
index fe65652583d0..6cd1973c0b37 100644
--- a/include/linux/netfilter/nf_tables.h
+++ b/include/linux/netfilter/nf_tables.h
@@ -832,6 +832,7 @@ enum nft_rt_keys {
NFT_RT_NEXTHOP4,
NFT_RT_NEXTHOP6,
NFT_RT_TCPMSS,
+ NFT_RT_XFRM,
__NFT_RT_MAX
};
#define NFT_RT_MAX (__NFT_RT_MAX - 1)
diff --git a/src/parser_bison.y b/src/parser_bison.y
index 86036124a6a6..194eabe09d9a 100644
--- a/src/parser_bison.y
+++ b/src/parser_bison.y
@@ -510,6 +510,7 @@ int nft_lex(void *, void *, void *);
%token EXTHDR "exthdr"
+%token IPSEC "ipsec"
%type <string> identifier type_identifier string comment_spec
%destructor { xfree($$); } identifier type_identifier string comment_spec
@@ -3747,6 +3748,7 @@ rt_expr : RT rt_key
rt_key : CLASSID { $$ = NFT_RT_CLASSID; }
| NEXTHOP { $$ = NFT_RT_NEXTHOP4; }
| MTU { $$ = NFT_RT_TCPMSS; }
+ | IPSEC { $$ = NFT_RT_XFRM; }
;
ct_expr : CT ct_key
diff --git a/src/parser_json.c b/src/parser_json.c
index 3d96000b6066..28d87a12aa74 100644
--- a/src/parser_json.c
+++ b/src/parser_json.c
@@ -631,6 +631,7 @@ static struct expr *json_parse_rt_expr(struct json_ctx *ctx,
{ "classid", NFT_RT_CLASSID },
{ "nexthop", NFT_RT_NEXTHOP4 },
{ "mtu", NFT_RT_TCPMSS },
+ { "ipsec", NFT_RT_XFRM },
};
unsigned int i, familyval = NFPROTO_UNSPEC;
const char *key, *family = NULL;
diff --git a/src/rt.c b/src/rt.c
index caa4947d048a..b63284fbcd9a 100644
--- a/src/rt.c
+++ b/src/rt.c
@@ -79,6 +79,11 @@ const struct rt_template rt_templates[] = {
2 * BITS_PER_BYTE,
BYTEORDER_HOST_ENDIAN,
false),
+ [NFT_RT_XFRM] = RT_TEMPLATE("ipsec",
+ &boolean_type,
+ BITS_PER_BYTE,
+ BYTEORDER_HOST_ENDIAN,
+ false),
};
static void rt_expr_print(const struct expr *expr, struct output_ctx *octx)
diff --git a/src/scanner.l b/src/scanner.l
index 2f45e05bfe81..26e63b9bcc0c 100644
--- a/src/scanner.l
+++ b/src/scanner.l
@@ -554,6 +554,7 @@ addrstring ({macaddr}|{ip4addr}|{ip6addr})
"exthdr" { return EXTHDR; }
+"ipsec" { return IPSEC; }
{addrstring} {
yylval->string = xstrdup(yytext);
return STRING;
diff --git a/tests/py/any/rt.t b/tests/py/any/rt.t
index 4f65eaad3917..3ce57e05b5f0 100644
--- a/tests/py/any/rt.t
+++ b/tests/py/any/rt.t
@@ -5,3 +5,5 @@
*inet;test-inet;output
rt classid "cosmos";ok
+rt ipsec exists;ok
+rt ipsec missing;ok
diff --git a/tests/py/any/rt.t.json b/tests/py/any/rt.t.json
index 146a8a013091..0ac17e0b4e72 100644
--- a/tests/py/any/rt.t.json
+++ b/tests/py/any/rt.t.json
@@ -12,3 +12,31 @@
}
]
+# rt ipsec exists
+[
+ {
+ "match": {
+ "left": {
+ "rt": {
+ "key": "ipsec"
+ }
+ },
+ "right": true
+ }
+ }
+]
+
+# rt ipsec missing
+[
+ {
+ "match": {
+ "left": {
+ "rt": {
+ "key": "ipsec"
+ }
+ },
+ "right": false
+ }
+ }
+]
+
diff --git a/tests/py/any/rt.t.payload b/tests/py/any/rt.t.payload
index 0e354fa020b2..e1ecb2860ed0 100644
--- a/tests/py/any/rt.t.payload
+++ b/tests/py/any/rt.t.payload
@@ -3,3 +3,13 @@ ip test-ip4 input
[ rt load classid => reg 1 ]
[ cmp eq reg 1 0x00000000 ]
+# rt ipsec exists
+ip test-ip4 input
+ [ rt load ipsec => reg 1 ]
+ [ cmp eq reg 1 0x00000001 ]
+
+# rt ipsec missing
+ip test-ip4 input
+ [ rt load ipsec => reg 1 ]
+ [ cmp eq reg 1 0x00000000 ]
+
--
2.16.4
