2 * f_flower.c Flower Classifier
4 * This program is free software; you can distribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version
7 * 2 of the License, or (at your option) any later version.
9 * Authors: Jiri Pirko <jiri@resnulli.us>
17 #include <linux/if_arp.h>
18 #include <linux/if_ether.h>
20 #include <linux/tc_act/tc_vlan.h>
21 #include <linux/mpls.h>
27 enum flower_matching_flags
{
31 enum flower_endpoint
{
36 enum flower_icmp_field
{
37 FLOWER_ICMP_FIELD_TYPE
,
38 FLOWER_ICMP_FIELD_CODE
41 static void explain(void)
44 "Usage: ... flower [ MATCH-LIST ] [ verbose ]\n"
45 " [ skip_sw | skip_hw ]\n"
46 " [ action ACTION-SPEC ] [ classid CLASSID ]\n"
48 "Where: MATCH-LIST := [ MATCH-LIST ] MATCH\n"
49 " MATCH := { indev DEV-NAME |\n"
51 " vlan_prio PRIORITY |\n"
52 " vlan_ethtype [ ipv4 | ipv6 | ETH-TYPE ] |\n"
54 " cvlan_prio PRIORITY |\n"
55 " cvlan_ethtype [ ipv4 | ipv6 | ETH-TYPE ] |\n"
56 " dst_mac MASKED-LLADDR |\n"
57 " src_mac MASKED-LLADDR |\n"
58 " ip_proto [tcp | udp | sctp | icmp | icmpv6 | IP-PROTO ] |\n"
59 " ip_tos MASKED-IP_TOS |\n"
60 " ip_ttl MASKED-IP_TTL |\n"
61 " mpls_label LABEL |\n"
67 " dst_port PORT-NUMBER |\n"
68 " src_port PORT-NUMBER |\n"
69 " tcp_flags MASKED-TCP_FLAGS |\n"
70 " type MASKED-ICMP-TYPE |\n"
71 " code MASKED-ICMP-CODE |\n"
72 " arp_tip IPV4-PREFIX |\n"
73 " arp_sip IPV4-PREFIX |\n"
74 " arp_op [ request | reply | OP ] |\n"
75 " arp_tha MASKED-LLADDR |\n"
76 " arp_sha MASKED-LLADDR |\n"
77 " enc_dst_ip [ IPV4-ADDR | IPV6-ADDR ] |\n"
78 " enc_src_ip [ IPV4-ADDR | IPV6-ADDR ] |\n"
79 " enc_key_id [ KEY-ID ] |\n"
80 " enc_tos MASKED-IP_TOS |\n"
81 " enc_ttl MASKED-IP_TTL |\n"
82 " geneve_opts MASKED-OPTIONS |\n"
83 " ip_flags IP-FLAGS | \n"
84 " enc_dst_port [ port_number ] }\n"
85 " FILTERID := X:Y:Z\n"
86 " MASKED_LLADDR := { LLADDR | LLADDR/MASK | LLADDR/BITS }\n"
87 " ACTION-SPEC := ... look at individual actions\n"
89 "NOTE: CLASSID, IP-PROTO are parsed as hexadecimal input.\n"
90 "NOTE: There can be only used one mask per one prio. If user needs\n"
91 " to specify different mask, he has to use different prio.\n");
94 static int flower_parse_eth_addr(char *str
, int addr_type
, int mask_type
,
98 char addr
[ETH_ALEN
], *slash
;
100 slash
= strchr(str
, '/');
104 ret
= ll_addr_a2n(addr
, sizeof(addr
), str
);
107 addattr_l(n
, MAX_MSG
, addr_type
, addr
, sizeof(addr
));
112 if (!get_unsigned(&bits
, slash
+ 1, 10)) {
115 /* Extra 16 bit shift to push mac address into
116 * high bits of uint64_t
118 mask
= htonll(0xffffffffffffULL
<< (16 + 48 - bits
));
119 memcpy(addr
, &mask
, ETH_ALEN
);
121 ret
= ll_addr_a2n(addr
, sizeof(addr
), slash
+ 1);
126 memset(addr
, 0xff, ETH_ALEN
);
128 addattr_l(n
, MAX_MSG
, mask_type
, addr
, sizeof(addr
));
137 static bool eth_type_vlan(__be16 ethertype
)
139 return ethertype
== htons(ETH_P_8021Q
) ||
140 ethertype
== htons(ETH_P_8021AD
);
143 static int flower_parse_vlan_eth_type(char *str
, __be16 eth_type
, int type
,
144 __be16
*p_vlan_eth_type
,
147 __be16 vlan_eth_type
;
149 if (!eth_type_vlan(eth_type
)) {
150 fprintf(stderr
, "Can't set \"%s\" if ethertype isn't 802.1Q or 802.1AD\n",
151 type
== TCA_FLOWER_KEY_VLAN_ETH_TYPE
? "vlan_ethtype" : "cvlan_ethtype");
155 if (ll_proto_a2n(&vlan_eth_type
, str
))
156 invarg("invalid vlan_ethtype", str
);
157 addattr16(n
, MAX_MSG
, type
, vlan_eth_type
);
158 *p_vlan_eth_type
= vlan_eth_type
;
162 struct flag_to_string
{
164 enum flower_matching_flags type
;
168 static struct flag_to_string flags_str
[] = {
169 { TCA_FLOWER_KEY_FLAGS_IS_FRAGMENT
, FLOWER_IP_FLAGS
, "frag" },
170 { TCA_FLOWER_KEY_FLAGS_FRAG_IS_FIRST
, FLOWER_IP_FLAGS
, "firstfrag" },
173 static int flower_parse_matching_flags(char *str
,
174 enum flower_matching_flags type
,
175 __u32
*mtf
, __u32
*mtf_mask
)
182 token
= strtok(str
, "/");
185 if (!strncmp(token
, "no", 2)) {
192 for (i
= 0; i
< ARRAY_SIZE(flags_str
); i
++) {
193 if (type
!= flags_str
[i
].type
)
196 if (!strcmp(token
, flags_str
[i
].string
)) {
198 *mtf
&= ~flags_str
[i
].flag
;
200 *mtf
|= flags_str
[i
].flag
;
202 *mtf_mask
|= flags_str
[i
].flag
;
210 token
= strtok(NULL
, "/");
216 static int flower_parse_ip_proto(char *str
, __be16 eth_type
, int type
,
217 __u8
*p_ip_proto
, struct nlmsghdr
*n
)
222 if (eth_type
!= htons(ETH_P_IP
) && eth_type
!= htons(ETH_P_IPV6
))
225 if (matches(str
, "tcp") == 0) {
226 ip_proto
= IPPROTO_TCP
;
227 } else if (matches(str
, "udp") == 0) {
228 ip_proto
= IPPROTO_UDP
;
229 } else if (matches(str
, "sctp") == 0) {
230 ip_proto
= IPPROTO_SCTP
;
231 } else if (matches(str
, "icmp") == 0) {
232 if (eth_type
!= htons(ETH_P_IP
))
234 ip_proto
= IPPROTO_ICMP
;
235 } else if (matches(str
, "icmpv6") == 0) {
236 if (eth_type
!= htons(ETH_P_IPV6
))
238 ip_proto
= IPPROTO_ICMPV6
;
240 ret
= get_u8(&ip_proto
, str
, 16);
244 addattr8(n
, MAX_MSG
, type
, ip_proto
);
245 *p_ip_proto
= ip_proto
;
249 fprintf(stderr
, "Illegal \"eth_type\" for ip proto\n");
253 static int __flower_parse_ip_addr(char *str
, int family
,
254 int addr4_type
, int mask4_type
,
255 int addr6_type
, int mask6_type
,
263 ret
= get_prefix(&addr
, str
, family
);
267 if (family
&& (addr
.family
!= family
)) {
268 fprintf(stderr
, "Illegal \"eth_type\" for ip address\n");
272 addattr_l(n
, MAX_MSG
, addr
.family
== AF_INET
? addr4_type
: addr6_type
,
273 addr
.data
, addr
.bytelen
);
275 memset(addr
.data
, 0xff, addr
.bytelen
);
277 for (i
= 0; i
< addr
.bytelen
/ 4; i
++) {
280 } else if (bits
/ 32 >= 1) {
283 addr
.data
[i
] <<= 32 - bits
;
284 addr
.data
[i
] = htonl(addr
.data
[i
]);
289 addattr_l(n
, MAX_MSG
, addr
.family
== AF_INET
? mask4_type
: mask6_type
,
290 addr
.data
, addr
.bytelen
);
295 static int flower_parse_ip_addr(char *str
, __be16 eth_type
,
296 int addr4_type
, int mask4_type
,
297 int addr6_type
, int mask6_type
,
302 if (eth_type
== htons(ETH_P_IP
)) {
304 } else if (eth_type
== htons(ETH_P_IPV6
)) {
306 } else if (!eth_type
) {
312 return __flower_parse_ip_addr(str
, family
, addr4_type
, mask4_type
,
313 addr6_type
, mask6_type
, n
);
316 static bool flower_eth_type_arp(__be16 eth_type
)
318 return eth_type
== htons(ETH_P_ARP
) || eth_type
== htons(ETH_P_RARP
);
321 static int flower_parse_arp_ip_addr(char *str
, __be16 eth_type
,
322 int addr_type
, int mask_type
,
325 if (!flower_eth_type_arp(eth_type
))
328 return __flower_parse_ip_addr(str
, AF_INET
, addr_type
, mask_type
,
329 TCA_FLOWER_UNSPEC
, TCA_FLOWER_UNSPEC
, n
);
332 static int flower_parse_u8(char *str
, int value_type
, int mask_type
,
333 int (*value_from_name
)(const char *str
,
335 bool (*value_validate
)(__u8 value
),
342 slash
= strchr(str
, '/');
346 ret
= value_from_name
? value_from_name(str
, &value
) : -1;
348 ret
= get_u8(&value
, str
, 10);
353 if (value_validate
&& !value_validate(value
))
357 ret
= get_u8(&mask
, slash
+ 1, 10);
365 addattr8(n
, MAX_MSG
, value_type
, value
);
366 addattr8(n
, MAX_MSG
, mask_type
, mask
);
375 static const char *flower_print_arp_op_to_name(__u8 op
)
387 static int flower_arp_op_from_name(const char *name
, __u8
*op
)
389 if (!strcmp(name
, "request"))
391 else if (!strcmp(name
, "reply"))
399 static bool flow_arp_op_validate(__u8 op
)
401 return !op
|| op
== ARPOP_REQUEST
|| op
== ARPOP_REPLY
;
404 static int flower_parse_arp_op(char *str
, __be16 eth_type
,
405 int op_type
, int mask_type
,
408 if (!flower_eth_type_arp(eth_type
))
411 return flower_parse_u8(str
, op_type
, mask_type
, flower_arp_op_from_name
,
412 flow_arp_op_validate
, n
);
415 static int flower_icmp_attr_type(__be16 eth_type
, __u8 ip_proto
,
416 enum flower_icmp_field field
)
418 if (eth_type
== htons(ETH_P_IP
) && ip_proto
== IPPROTO_ICMP
)
419 return field
== FLOWER_ICMP_FIELD_CODE
?
420 TCA_FLOWER_KEY_ICMPV4_CODE
:
421 TCA_FLOWER_KEY_ICMPV4_TYPE
;
422 else if (eth_type
== htons(ETH_P_IPV6
) && ip_proto
== IPPROTO_ICMPV6
)
423 return field
== FLOWER_ICMP_FIELD_CODE
?
424 TCA_FLOWER_KEY_ICMPV6_CODE
:
425 TCA_FLOWER_KEY_ICMPV6_TYPE
;
430 static int flower_icmp_attr_mask_type(__be16 eth_type
, __u8 ip_proto
,
431 enum flower_icmp_field field
)
433 if (eth_type
== htons(ETH_P_IP
) && ip_proto
== IPPROTO_ICMP
)
434 return field
== FLOWER_ICMP_FIELD_CODE
?
435 TCA_FLOWER_KEY_ICMPV4_CODE_MASK
:
436 TCA_FLOWER_KEY_ICMPV4_TYPE_MASK
;
437 else if (eth_type
== htons(ETH_P_IPV6
) && ip_proto
== IPPROTO_ICMPV6
)
438 return field
== FLOWER_ICMP_FIELD_CODE
?
439 TCA_FLOWER_KEY_ICMPV6_CODE_MASK
:
440 TCA_FLOWER_KEY_ICMPV6_TYPE_MASK
;
445 static int flower_parse_icmp(char *str
, __u16 eth_type
, __u8 ip_proto
,
446 enum flower_icmp_field field
, struct nlmsghdr
*n
)
448 int value_type
, mask_type
;
450 value_type
= flower_icmp_attr_type(eth_type
, ip_proto
, field
);
451 mask_type
= flower_icmp_attr_mask_type(eth_type
, ip_proto
, field
);
452 if (value_type
< 0 || mask_type
< 0)
455 return flower_parse_u8(str
, value_type
, mask_type
, NULL
, NULL
, n
);
458 static int flower_port_attr_type(__u8 ip_proto
, enum flower_endpoint endpoint
)
460 if (ip_proto
== IPPROTO_TCP
)
461 return endpoint
== FLOWER_ENDPOINT_SRC
?
462 TCA_FLOWER_KEY_TCP_SRC
:
463 TCA_FLOWER_KEY_TCP_DST
;
464 else if (ip_proto
== IPPROTO_UDP
)
465 return endpoint
== FLOWER_ENDPOINT_SRC
?
466 TCA_FLOWER_KEY_UDP_SRC
:
467 TCA_FLOWER_KEY_UDP_DST
;
468 else if (ip_proto
== IPPROTO_SCTP
)
469 return endpoint
== FLOWER_ENDPOINT_SRC
?
470 TCA_FLOWER_KEY_SCTP_SRC
:
471 TCA_FLOWER_KEY_SCTP_DST
;
476 static int flower_parse_port(char *str
, __u8 ip_proto
,
477 enum flower_endpoint endpoint
,
484 type
= flower_port_attr_type(ip_proto
, endpoint
);
488 ret
= get_be16(&port
, str
, 10);
492 addattr16(n
, MAX_MSG
, type
, port
);
497 static int flower_port_range_attr_type(__u8 ip_proto
, enum flower_endpoint type
,
498 __be16
*min_port_type
,
499 __be16
*max_port_type
)
501 if (ip_proto
== IPPROTO_TCP
|| ip_proto
== IPPROTO_UDP
||
502 ip_proto
== IPPROTO_SCTP
) {
503 if (type
== FLOWER_ENDPOINT_SRC
) {
504 *min_port_type
= TCA_FLOWER_KEY_PORT_SRC_MIN
;
505 *max_port_type
= TCA_FLOWER_KEY_PORT_SRC_MAX
;
507 *min_port_type
= TCA_FLOWER_KEY_PORT_DST_MIN
;
508 *max_port_type
= TCA_FLOWER_KEY_PORT_DST_MAX
;
517 static int flower_parse_port_range(__be16
*min
, __be16
*max
, __u8 ip_proto
,
518 enum flower_endpoint endpoint
,
521 __be16 min_port_type
, max_port_type
;
523 if (flower_port_range_attr_type(ip_proto
, endpoint
, &min_port_type
,
527 addattr16(n
, MAX_MSG
, min_port_type
, *min
);
528 addattr16(n
, MAX_MSG
, max_port_type
, *max
);
533 static int get_range(__be16
*min
, __be16
*max
, char *argv
)
537 r
= strchr(argv
, '-');
540 if (get_be16(min
, argv
, 10)) {
541 fprintf(stderr
, "invalid min range\n");
544 if (get_be16(max
, r
+ 1, 10)) {
545 fprintf(stderr
, "invalid max range\n");
548 if (htons(*max
) <= htons(*min
)) {
549 fprintf(stderr
, "max value should be greater than min value\n");
553 fprintf(stderr
, "Illegal range format\n");
559 #define TCP_FLAGS_MAX_MASK 0xfff
561 static int flower_parse_tcp_flags(char *str
, int flags_type
, int mask_type
,
568 slash
= strchr(str
, '/');
572 ret
= get_u16(&flags
, str
, 16);
573 if (ret
< 0 || flags
& ~TCP_FLAGS_MAX_MASK
)
576 addattr16(n
, MAX_MSG
, flags_type
, htons(flags
));
579 ret
= get_u16(&flags
, slash
+ 1, 16);
580 if (ret
< 0 || flags
& ~TCP_FLAGS_MAX_MASK
)
583 flags
= TCP_FLAGS_MAX_MASK
;
585 addattr16(n
, MAX_MSG
, mask_type
, htons(flags
));
594 static int flower_parse_ip_tos_ttl(char *str
, int key_type
, int mask_type
,
601 slash
= strchr(str
, '/');
605 ret
= get_u8(&tos_ttl
, str
, 10);
607 ret
= get_u8(&tos_ttl
, str
, 16);
611 addattr8(n
, MAX_MSG
, key_type
, tos_ttl
);
614 ret
= get_u8(&tos_ttl
, slash
+ 1, 16);
620 addattr8(n
, MAX_MSG
, mask_type
, tos_ttl
);
629 static int flower_parse_key_id(const char *str
, int type
, struct nlmsghdr
*n
)
634 ret
= get_be32(&key_id
, str
, 10);
636 addattr32(n
, MAX_MSG
, type
, key_id
);
641 static int flower_parse_enc_port(char *str
, int type
, struct nlmsghdr
*n
)
646 ret
= get_be16(&port
, str
, 10);
650 addattr16(n
, MAX_MSG
, type
, port
);
655 static int flower_parse_geneve_opts(char *str
, struct nlmsghdr
*n
)
661 nest
= addattr_nest(n
, MAX_MSG
, TCA_FLOWER_KEY_ENC_OPTS_GENEVE
);
664 token
= strsep(&str
, ":");
667 case TCA_FLOWER_KEY_ENC_OPT_GENEVE_CLASS
:
673 err
= get_be16(&opt_class
, token
, 16);
677 addattr16(n
, MAX_MSG
, i
, opt_class
);
680 case TCA_FLOWER_KEY_ENC_OPT_GENEVE_TYPE
:
686 err
= get_u8(&opt_type
, token
, 16);
690 addattr8(n
, MAX_MSG
, i
, opt_type
);
693 case TCA_FLOWER_KEY_ENC_OPT_GENEVE_DATA
:
695 size_t token_len
= strlen(token
);
700 opts
= malloc(token_len
/ 2);
703 if (hex2mem(token
, opts
, token_len
/ 2) < 0) {
707 addattr_l(n
, MAX_MSG
, i
, opts
, token_len
/ 2);
713 fprintf(stderr
, "Unknown \"geneve_opts\" type\n");
717 token
= strsep(&str
, ":");
720 addattr_nest_end(n
, nest
);
725 static int flower_parse_enc_opt_part(char *str
, struct nlmsghdr
*n
)
730 token
= strsep(&str
, ",");
732 err
= flower_parse_geneve_opts(token
, n
);
736 token
= strsep(&str
, ",");
742 static int flower_check_enc_opt_key(char *key
)
744 int key_len
, col_cnt
= 0;
746 key_len
= strlen(key
);
747 while ((key
= strchr(key
, ':'))) {
748 if (strlen(key
) == key_len
)
751 key_len
= strlen(key
) - 1;
756 if (col_cnt
!= 2 || !key_len
)
762 static int flower_parse_enc_opts(char *str
, struct nlmsghdr
*n
)
764 char key
[XATTR_SIZE_MAX
], mask
[XATTR_SIZE_MAX
];
765 int data_len
, key_len
, mask_len
, err
;
771 token
= strsep(&str
, ",");
773 slash
= strchr(token
, '/');
777 if ((key_len
+ strlen(token
) > XATTR_SIZE_MAX
) ||
778 flower_check_enc_opt_key(token
))
781 strcpy(&key
[key_len
], token
);
782 key_len
+= strlen(token
) + 1;
783 key
[key_len
- 1] = ',';
786 /* Pad out mask when not provided */
787 if (mask_len
+ strlen(token
) > XATTR_SIZE_MAX
)
790 data_len
= strlen(rindex(token
, ':'));
791 sprintf(&mask
[mask_len
], "ffff:ff:");
793 memset(&mask
[mask_len
], 'f', data_len
- 1);
794 mask_len
+= data_len
;
795 mask
[mask_len
- 1] = ',';
796 token
= strsep(&str
, ",");
800 if (mask_len
+ strlen(slash
+ 1) > XATTR_SIZE_MAX
)
803 strcpy(&mask
[mask_len
], slash
+ 1);
804 mask_len
+= strlen(slash
+ 1) + 1;
805 mask
[mask_len
- 1] = ',';
808 token
= strsep(&str
, ",");
810 key
[key_len
- 1] = '\0';
811 mask
[mask_len
- 1] = '\0';
813 nest
= addattr_nest(n
, MAX_MSG
, TCA_FLOWER_KEY_ENC_OPTS
);
814 err
= flower_parse_enc_opt_part(key
, n
);
817 addattr_nest_end(n
, nest
);
819 nest
= addattr_nest(n
, MAX_MSG
, TCA_FLOWER_KEY_ENC_OPTS_MASK
);
820 err
= flower_parse_enc_opt_part(mask
, n
);
823 addattr_nest_end(n
, nest
);
828 static int flower_parse_opt(struct filter_util
*qu
, char *handle
,
829 int argc
, char **argv
, struct nlmsghdr
*n
)
832 struct tcmsg
*t
= NLMSG_DATA(n
);
834 __be16 eth_type
= TC_H_MIN(t
->tcm_info
);
835 __be16 vlan_ethtype
= 0;
836 __be16 cvlan_ethtype
= 0;
837 __u8 ip_proto
= 0xff;
843 ret
= get_u32(&t
->tcm_handle
, handle
, 0);
845 fprintf(stderr
, "Illegal \"handle\"\n");
850 tail
= (struct rtattr
*) (((void *) n
) + NLMSG_ALIGN(n
->nlmsg_len
));
851 addattr_l(n
, MAX_MSG
, TCA_OPTIONS
, NULL
, 0);
854 /*at minimal we will match all ethertype packets */
859 if (matches(*argv
, "classid") == 0 ||
860 matches(*argv
, "flowid") == 0) {
864 ret
= get_tc_classid(&handle
, *argv
);
866 fprintf(stderr
, "Illegal \"classid\"\n");
869 addattr_l(n
, MAX_MSG
, TCA_FLOWER_CLASSID
, &handle
, 4);
870 } else if (matches(*argv
, "hw_tc") == 0) {
876 tc
= strtoul(*argv
, &end
, 0);
878 fprintf(stderr
, "Illegal TC index\n");
881 if (tc
>= TC_QOPT_MAX_QUEUE
) {
882 fprintf(stderr
, "TC index exceeds max range\n");
885 handle
= TC_H_MAKE(TC_H_MAJ(t
->tcm_parent
),
886 TC_H_MIN(tc
+ TC_H_MIN_PRIORITY
));
887 addattr_l(n
, MAX_MSG
, TCA_FLOWER_CLASSID
, &handle
,
889 } else if (matches(*argv
, "ip_flags") == 0) {
891 ret
= flower_parse_matching_flags(*argv
,
896 fprintf(stderr
, "Illegal \"ip_flags\"\n");
899 } else if (matches(*argv
, "verbose") == 0) {
900 flags
|= TCA_CLS_FLAGS_VERBOSE
;
901 } else if (matches(*argv
, "skip_hw") == 0) {
902 flags
|= TCA_CLS_FLAGS_SKIP_HW
;
903 } else if (matches(*argv
, "skip_sw") == 0) {
904 flags
|= TCA_CLS_FLAGS_SKIP_SW
;
905 } else if (matches(*argv
, "indev") == 0) {
907 if (check_ifname(*argv
))
908 invarg("\"indev\" not a valid ifname", *argv
);
909 addattrstrz(n
, MAX_MSG
, TCA_FLOWER_INDEV
, *argv
);
910 } else if (matches(*argv
, "vlan_id") == 0) {
914 if (!eth_type_vlan(eth_type
)) {
915 fprintf(stderr
, "Can't set \"vlan_id\" if ethertype isn't 802.1Q or 802.1AD\n");
918 ret
= get_u16(&vid
, *argv
, 10);
919 if (ret
< 0 || vid
& ~0xfff) {
920 fprintf(stderr
, "Illegal \"vlan_id\"\n");
923 addattr16(n
, MAX_MSG
, TCA_FLOWER_KEY_VLAN_ID
, vid
);
924 } else if (matches(*argv
, "vlan_prio") == 0) {
928 if (!eth_type_vlan(eth_type
)) {
929 fprintf(stderr
, "Can't set \"vlan_prio\" if ethertype isn't 802.1Q or 802.1AD\n");
932 ret
= get_u8(&vlan_prio
, *argv
, 10);
933 if (ret
< 0 || vlan_prio
& ~0x7) {
934 fprintf(stderr
, "Illegal \"vlan_prio\"\n");
938 TCA_FLOWER_KEY_VLAN_PRIO
, vlan_prio
);
939 } else if (matches(*argv
, "vlan_ethtype") == 0) {
941 ret
= flower_parse_vlan_eth_type(*argv
, eth_type
,
942 TCA_FLOWER_KEY_VLAN_ETH_TYPE
,
946 } else if (matches(*argv
, "cvlan_id") == 0) {
950 if (!eth_type_vlan(vlan_ethtype
)) {
951 fprintf(stderr
, "Can't set \"cvlan_id\" if inner vlan ethertype isn't 802.1Q or 802.1AD\n");
954 ret
= get_u16(&vid
, *argv
, 10);
955 if (ret
< 0 || vid
& ~0xfff) {
956 fprintf(stderr
, "Illegal \"cvlan_id\"\n");
959 addattr16(n
, MAX_MSG
, TCA_FLOWER_KEY_CVLAN_ID
, vid
);
960 } else if (matches(*argv
, "cvlan_prio") == 0) {
964 if (!eth_type_vlan(vlan_ethtype
)) {
965 fprintf(stderr
, "Can't set \"cvlan_prio\" if inner vlan ethertype isn't 802.1Q or 802.1AD\n");
968 ret
= get_u8(&cvlan_prio
, *argv
, 10);
969 if (ret
< 0 || cvlan_prio
& ~0x7) {
970 fprintf(stderr
, "Illegal \"cvlan_prio\"\n");
974 TCA_FLOWER_KEY_CVLAN_PRIO
, cvlan_prio
);
975 } else if (matches(*argv
, "cvlan_ethtype") == 0) {
977 ret
= flower_parse_vlan_eth_type(*argv
, vlan_ethtype
,
978 TCA_FLOWER_KEY_CVLAN_ETH_TYPE
,
982 } else if (matches(*argv
, "mpls_label") == 0) {
986 if (eth_type
!= htons(ETH_P_MPLS_UC
) &&
987 eth_type
!= htons(ETH_P_MPLS_MC
)) {
989 "Can't set \"mpls_label\" if ethertype isn't MPLS\n");
992 ret
= get_u32(&label
, *argv
, 10);
993 if (ret
< 0 || label
& ~(MPLS_LS_LABEL_MASK
>> MPLS_LS_LABEL_SHIFT
)) {
994 fprintf(stderr
, "Illegal \"mpls_label\"\n");
997 addattr32(n
, MAX_MSG
, TCA_FLOWER_KEY_MPLS_LABEL
, label
);
998 } else if (matches(*argv
, "mpls_tc") == 0) {
1002 if (eth_type
!= htons(ETH_P_MPLS_UC
) &&
1003 eth_type
!= htons(ETH_P_MPLS_MC
)) {
1005 "Can't set \"mpls_tc\" if ethertype isn't MPLS\n");
1008 ret
= get_u8(&tc
, *argv
, 10);
1009 if (ret
< 0 || tc
& ~(MPLS_LS_TC_MASK
>> MPLS_LS_TC_SHIFT
)) {
1010 fprintf(stderr
, "Illegal \"mpls_tc\"\n");
1013 addattr8(n
, MAX_MSG
, TCA_FLOWER_KEY_MPLS_TC
, tc
);
1014 } else if (matches(*argv
, "mpls_bos") == 0) {
1018 if (eth_type
!= htons(ETH_P_MPLS_UC
) &&
1019 eth_type
!= htons(ETH_P_MPLS_MC
)) {
1021 "Can't set \"mpls_bos\" if ethertype isn't MPLS\n");
1024 ret
= get_u8(&bos
, *argv
, 10);
1025 if (ret
< 0 || bos
& ~(MPLS_LS_S_MASK
>> MPLS_LS_S_SHIFT
)) {
1026 fprintf(stderr
, "Illegal \"mpls_bos\"\n");
1029 addattr8(n
, MAX_MSG
, TCA_FLOWER_KEY_MPLS_BOS
, bos
);
1030 } else if (matches(*argv
, "mpls_ttl") == 0) {
1034 if (eth_type
!= htons(ETH_P_MPLS_UC
) &&
1035 eth_type
!= htons(ETH_P_MPLS_MC
)) {
1037 "Can't set \"mpls_ttl\" if ethertype isn't MPLS\n");
1040 ret
= get_u8(&ttl
, *argv
, 10);
1041 if (ret
< 0 || ttl
& ~(MPLS_LS_TTL_MASK
>> MPLS_LS_TTL_SHIFT
)) {
1042 fprintf(stderr
, "Illegal \"mpls_ttl\"\n");
1045 addattr8(n
, MAX_MSG
, TCA_FLOWER_KEY_MPLS_TTL
, ttl
);
1046 } else if (matches(*argv
, "dst_mac") == 0) {
1048 ret
= flower_parse_eth_addr(*argv
,
1049 TCA_FLOWER_KEY_ETH_DST
,
1050 TCA_FLOWER_KEY_ETH_DST_MASK
,
1053 fprintf(stderr
, "Illegal \"dst_mac\"\n");
1056 } else if (matches(*argv
, "src_mac") == 0) {
1058 ret
= flower_parse_eth_addr(*argv
,
1059 TCA_FLOWER_KEY_ETH_SRC
,
1060 TCA_FLOWER_KEY_ETH_SRC_MASK
,
1063 fprintf(stderr
, "Illegal \"src_mac\"\n");
1066 } else if (matches(*argv
, "ip_proto") == 0) {
1068 ret
= flower_parse_ip_proto(*argv
, cvlan_ethtype
?
1069 cvlan_ethtype
: vlan_ethtype
?
1070 vlan_ethtype
: eth_type
,
1071 TCA_FLOWER_KEY_IP_PROTO
,
1074 fprintf(stderr
, "Illegal \"ip_proto\"\n");
1077 } else if (matches(*argv
, "ip_tos") == 0) {
1079 ret
= flower_parse_ip_tos_ttl(*argv
,
1080 TCA_FLOWER_KEY_IP_TOS
,
1081 TCA_FLOWER_KEY_IP_TOS_MASK
,
1084 fprintf(stderr
, "Illegal \"ip_tos\"\n");
1087 } else if (matches(*argv
, "ip_ttl") == 0) {
1089 ret
= flower_parse_ip_tos_ttl(*argv
,
1090 TCA_FLOWER_KEY_IP_TTL
,
1091 TCA_FLOWER_KEY_IP_TTL_MASK
,
1094 fprintf(stderr
, "Illegal \"ip_ttl\"\n");
1097 } else if (matches(*argv
, "dst_ip") == 0) {
1099 ret
= flower_parse_ip_addr(*argv
, cvlan_ethtype
?
1100 cvlan_ethtype
: vlan_ethtype
?
1101 vlan_ethtype
: eth_type
,
1102 TCA_FLOWER_KEY_IPV4_DST
,
1103 TCA_FLOWER_KEY_IPV4_DST_MASK
,
1104 TCA_FLOWER_KEY_IPV6_DST
,
1105 TCA_FLOWER_KEY_IPV6_DST_MASK
,
1108 fprintf(stderr
, "Illegal \"dst_ip\"\n");
1111 } else if (matches(*argv
, "src_ip") == 0) {
1113 ret
= flower_parse_ip_addr(*argv
, cvlan_ethtype
?
1114 cvlan_ethtype
: vlan_ethtype
?
1115 vlan_ethtype
: eth_type
,
1116 TCA_FLOWER_KEY_IPV4_SRC
,
1117 TCA_FLOWER_KEY_IPV4_SRC_MASK
,
1118 TCA_FLOWER_KEY_IPV6_SRC
,
1119 TCA_FLOWER_KEY_IPV6_SRC_MASK
,
1122 fprintf(stderr
, "Illegal \"src_ip\"\n");
1125 } else if (matches(*argv
, "dst_port") == 0) {
1129 if (matches(*argv
, "range") == 0) {
1131 ret
= get_range(&min
, &max
, *argv
);
1134 ret
= flower_parse_port_range(&min
, &max
,
1136 FLOWER_ENDPOINT_DST
,
1139 fprintf(stderr
, "Illegal \"dst_port range\"\n");
1143 ret
= flower_parse_port(*argv
, ip_proto
,
1144 FLOWER_ENDPOINT_DST
, n
);
1146 fprintf(stderr
, "Illegal \"dst_port\"\n");
1150 } else if (matches(*argv
, "src_port") == 0) {
1154 if (matches(*argv
, "range") == 0) {
1156 ret
= get_range(&min
, &max
, *argv
);
1159 ret
= flower_parse_port_range(&min
, &max
,
1161 FLOWER_ENDPOINT_SRC
,
1164 fprintf(stderr
, "Illegal \"src_port range\"\n");
1168 ret
= flower_parse_port(*argv
, ip_proto
,
1169 FLOWER_ENDPOINT_SRC
, n
);
1171 fprintf(stderr
, "Illegal \"src_port\"\n");
1175 } else if (matches(*argv
, "tcp_flags") == 0) {
1177 ret
= flower_parse_tcp_flags(*argv
,
1178 TCA_FLOWER_KEY_TCP_FLAGS
,
1179 TCA_FLOWER_KEY_TCP_FLAGS_MASK
,
1182 fprintf(stderr
, "Illegal \"tcp_flags\"\n");
1185 } else if (matches(*argv
, "type") == 0) {
1187 ret
= flower_parse_icmp(*argv
, eth_type
, ip_proto
,
1188 FLOWER_ICMP_FIELD_TYPE
, n
);
1190 fprintf(stderr
, "Illegal \"icmp type\"\n");
1193 } else if (matches(*argv
, "code") == 0) {
1195 ret
= flower_parse_icmp(*argv
, eth_type
, ip_proto
,
1196 FLOWER_ICMP_FIELD_CODE
, n
);
1198 fprintf(stderr
, "Illegal \"icmp code\"\n");
1201 } else if (matches(*argv
, "arp_tip") == 0) {
1203 ret
= flower_parse_arp_ip_addr(*argv
, vlan_ethtype
?
1204 vlan_ethtype
: eth_type
,
1205 TCA_FLOWER_KEY_ARP_TIP
,
1206 TCA_FLOWER_KEY_ARP_TIP_MASK
,
1209 fprintf(stderr
, "Illegal \"arp_tip\"\n");
1212 } else if (matches(*argv
, "arp_sip") == 0) {
1214 ret
= flower_parse_arp_ip_addr(*argv
, vlan_ethtype
?
1215 vlan_ethtype
: eth_type
,
1216 TCA_FLOWER_KEY_ARP_SIP
,
1217 TCA_FLOWER_KEY_ARP_SIP_MASK
,
1220 fprintf(stderr
, "Illegal \"arp_sip\"\n");
1223 } else if (matches(*argv
, "arp_op") == 0) {
1225 ret
= flower_parse_arp_op(*argv
, vlan_ethtype
?
1226 vlan_ethtype
: eth_type
,
1227 TCA_FLOWER_KEY_ARP_OP
,
1228 TCA_FLOWER_KEY_ARP_OP_MASK
,
1231 fprintf(stderr
, "Illegal \"arp_op\"\n");
1234 } else if (matches(*argv
, "arp_tha") == 0) {
1236 ret
= flower_parse_eth_addr(*argv
,
1237 TCA_FLOWER_KEY_ARP_THA
,
1238 TCA_FLOWER_KEY_ARP_THA_MASK
,
1241 fprintf(stderr
, "Illegal \"arp_tha\"\n");
1244 } else if (matches(*argv
, "arp_sha") == 0) {
1246 ret
= flower_parse_eth_addr(*argv
,
1247 TCA_FLOWER_KEY_ARP_SHA
,
1248 TCA_FLOWER_KEY_ARP_SHA_MASK
,
1251 fprintf(stderr
, "Illegal \"arp_sha\"\n");
1254 } else if (matches(*argv
, "enc_dst_ip") == 0) {
1256 ret
= flower_parse_ip_addr(*argv
, 0,
1257 TCA_FLOWER_KEY_ENC_IPV4_DST
,
1258 TCA_FLOWER_KEY_ENC_IPV4_DST_MASK
,
1259 TCA_FLOWER_KEY_ENC_IPV6_DST
,
1260 TCA_FLOWER_KEY_ENC_IPV6_DST_MASK
,
1263 fprintf(stderr
, "Illegal \"enc_dst_ip\"\n");
1266 } else if (matches(*argv
, "enc_src_ip") == 0) {
1268 ret
= flower_parse_ip_addr(*argv
, 0,
1269 TCA_FLOWER_KEY_ENC_IPV4_SRC
,
1270 TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK
,
1271 TCA_FLOWER_KEY_ENC_IPV6_SRC
,
1272 TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK
,
1275 fprintf(stderr
, "Illegal \"enc_src_ip\"\n");
1278 } else if (matches(*argv
, "enc_key_id") == 0) {
1280 ret
= flower_parse_key_id(*argv
,
1281 TCA_FLOWER_KEY_ENC_KEY_ID
, n
);
1283 fprintf(stderr
, "Illegal \"enc_key_id\"\n");
1286 } else if (matches(*argv
, "enc_dst_port") == 0) {
1288 ret
= flower_parse_enc_port(*argv
,
1289 TCA_FLOWER_KEY_ENC_UDP_DST_PORT
, n
);
1291 fprintf(stderr
, "Illegal \"enc_dst_port\"\n");
1294 } else if (matches(*argv
, "enc_tos") == 0) {
1296 ret
= flower_parse_ip_tos_ttl(*argv
,
1297 TCA_FLOWER_KEY_ENC_IP_TOS
,
1298 TCA_FLOWER_KEY_ENC_IP_TOS_MASK
,
1301 fprintf(stderr
, "Illegal \"enc_tos\"\n");
1304 } else if (matches(*argv
, "enc_ttl") == 0) {
1306 ret
= flower_parse_ip_tos_ttl(*argv
,
1307 TCA_FLOWER_KEY_ENC_IP_TTL
,
1308 TCA_FLOWER_KEY_ENC_IP_TTL_MASK
,
1311 fprintf(stderr
, "Illegal \"enc_ttl\"\n");
1314 } else if (matches(*argv
, "geneve_opts") == 0) {
1316 ret
= flower_parse_enc_opts(*argv
, n
);
1318 fprintf(stderr
, "Illegal \"geneve_opts\"\n");
1321 } else if (matches(*argv
, "action") == 0) {
1323 ret
= parse_action(&argc
, &argv
, TCA_FLOWER_ACT
, n
);
1325 fprintf(stderr
, "Illegal \"action\"\n");
1329 } else if (strcmp(*argv
, "help") == 0) {
1333 fprintf(stderr
, "What is \"%s\"?\n", *argv
);
1341 ret
= addattr32(n
, MAX_MSG
, TCA_FLOWER_FLAGS
, flags
);
1346 ret
= addattr32(n
, MAX_MSG
, TCA_FLOWER_KEY_FLAGS
, htonl(mtf
));
1350 ret
= addattr32(n
, MAX_MSG
, TCA_FLOWER_KEY_FLAGS_MASK
, htonl(mtf_mask
));
1355 if (eth_type
!= htons(ETH_P_ALL
)) {
1356 ret
= addattr16(n
, MAX_MSG
, TCA_FLOWER_KEY_ETH_TYPE
, eth_type
);
1361 tail
->rta_len
= (((void *)n
)+n
->nlmsg_len
) - (void *)tail
;
1366 static int __mask_bits(char *addr
, size_t len
)
1373 for (i
= 0; i
< len
; i
++, addr
++) {
1374 for (j
= 7; j
>= 0; j
--) {
1375 if (((*addr
) >> j
) & 0x1) {
1389 static void flower_print_eth_addr(char *name
, struct rtattr
*addr_attr
,
1390 struct rtattr
*mask_attr
)
1392 SPRINT_BUF(namefrm
);
1398 if (!addr_attr
|| RTA_PAYLOAD(addr_attr
) != ETH_ALEN
)
1400 done
= sprintf(out
, "%s",
1401 ll_addr_n2a(RTA_DATA(addr_attr
), ETH_ALEN
,
1402 0, b1
, sizeof(b1
)));
1403 if (mask_attr
&& RTA_PAYLOAD(mask_attr
) == ETH_ALEN
) {
1404 bits
= __mask_bits(RTA_DATA(mask_attr
), ETH_ALEN
);
1406 sprintf(out
+ done
, "/%s",
1407 ll_addr_n2a(RTA_DATA(mask_attr
), ETH_ALEN
,
1408 0, b1
, sizeof(b1
)));
1409 else if (bits
< ETH_ALEN
* 8)
1410 sprintf(out
+ done
, "/%d", bits
);
1413 sprintf(namefrm
, "\n %s %%s", name
);
1414 print_string(PRINT_ANY
, name
, namefrm
, out
);
1417 static void flower_print_eth_type(__be16
*p_eth_type
,
1418 struct rtattr
*eth_type_attr
)
1426 eth_type
= rta_getattr_u16(eth_type_attr
);
1427 if (eth_type
== htons(ETH_P_IP
))
1428 sprintf(out
, "ipv4");
1429 else if (eth_type
== htons(ETH_P_IPV6
))
1430 sprintf(out
, "ipv6");
1431 else if (eth_type
== htons(ETH_P_ARP
))
1432 sprintf(out
, "arp");
1433 else if (eth_type
== htons(ETH_P_RARP
))
1434 sprintf(out
, "rarp");
1436 sprintf(out
, "%04x", ntohs(eth_type
));
1438 print_string(PRINT_ANY
, "eth_type", "\n eth_type %s", out
);
1439 *p_eth_type
= eth_type
;
1442 static void flower_print_ip_proto(__u8
*p_ip_proto
,
1443 struct rtattr
*ip_proto_attr
)
1451 ip_proto
= rta_getattr_u8(ip_proto_attr
);
1452 if (ip_proto
== IPPROTO_TCP
)
1453 sprintf(out
, "tcp");
1454 else if (ip_proto
== IPPROTO_UDP
)
1455 sprintf(out
, "udp");
1456 else if (ip_proto
== IPPROTO_SCTP
)
1457 sprintf(out
, "sctp");
1458 else if (ip_proto
== IPPROTO_ICMP
)
1459 sprintf(out
, "icmp");
1460 else if (ip_proto
== IPPROTO_ICMPV6
)
1461 sprintf(out
, "icmpv6");
1463 sprintf(out
, "%02x", ip_proto
);
1465 print_string(PRINT_ANY
, "ip_proto", "\n ip_proto %s", out
);
1466 *p_ip_proto
= ip_proto
;
1469 static void flower_print_ip_attr(const char *name
, struct rtattr
*key_attr
,
1470 struct rtattr
*mask_attr
)
1472 SPRINT_BUF(namefrm
);
1479 done
= sprintf(out
, "0x%x", rta_getattr_u8(key_attr
));
1481 sprintf(out
+ done
, "/%x", rta_getattr_u8(mask_attr
));
1483 print_string(PRINT_FP
, NULL
, "%s ", _SL_
);
1484 sprintf(namefrm
, "%s %%s", name
);
1485 print_string(PRINT_ANY
, name
, namefrm
, out
);
1488 static void flower_print_matching_flags(char *name
,
1489 enum flower_matching_flags type
,
1490 struct rtattr
*attr
,
1491 struct rtattr
*mask_attr
)
1498 if (!mask_attr
|| RTA_PAYLOAD(mask_attr
) != 4)
1501 mtf
= ntohl(rta_getattr_u32(attr
));
1502 mtf_mask
= ntohl(rta_getattr_u32(mask_attr
));
1504 for (i
= 0; i
< ARRAY_SIZE(flags_str
); i
++) {
1505 if (type
!= flags_str
[i
].type
)
1507 if (mtf_mask
& flags_str
[i
].flag
) {
1509 print_string(PRINT_FP
, NULL
, "\n %s ", name
);
1510 open_json_object(name
);
1512 print_string(PRINT_FP
, NULL
, "/", NULL
);
1515 print_bool(PRINT_JSON
, flags_str
[i
].string
, NULL
,
1516 mtf
& flags_str
[i
].flag
);
1517 if (mtf
& flags_str
[i
].flag
)
1518 print_string(PRINT_FP
, NULL
, "%s",
1519 flags_str
[i
].string
);
1521 print_string(PRINT_FP
, NULL
, "no%s",
1522 flags_str
[i
].string
);
1526 close_json_object();
1529 static void flower_print_ip_addr(char *name
, __be16 eth_type
,
1530 struct rtattr
*addr4_attr
,
1531 struct rtattr
*mask4_attr
,
1532 struct rtattr
*addr6_attr
,
1533 struct rtattr
*mask6_attr
)
1535 struct rtattr
*addr_attr
;
1536 struct rtattr
*mask_attr
;
1537 SPRINT_BUF(namefrm
);
1544 if (eth_type
== htons(ETH_P_IP
)) {
1546 addr_attr
= addr4_attr
;
1547 mask_attr
= mask4_attr
;
1549 } else if (eth_type
== htons(ETH_P_IPV6
)) {
1551 addr_attr
= addr6_attr
;
1552 mask_attr
= mask6_attr
;
1557 if (!addr_attr
|| RTA_PAYLOAD(addr_attr
) != len
)
1559 if (!mask_attr
|| RTA_PAYLOAD(mask_attr
) != len
)
1561 done
= sprintf(out
, "%s", rt_addr_n2a_rta(family
, addr_attr
));
1562 bits
= __mask_bits(RTA_DATA(mask_attr
), len
);
1564 sprintf(out
+ done
, "/%s", rt_addr_n2a_rta(family
, mask_attr
));
1565 else if (bits
< len
* 8)
1566 sprintf(out
+ done
, "/%d", bits
);
1568 sprintf(namefrm
, "\n %s %%s", name
);
1569 print_string(PRINT_ANY
, name
, namefrm
, out
);
1571 static void flower_print_ip4_addr(char *name
, struct rtattr
*addr_attr
,
1572 struct rtattr
*mask_attr
)
1574 return flower_print_ip_addr(name
, htons(ETH_P_IP
),
1575 addr_attr
, mask_attr
, 0, 0);
1578 static void flower_print_port(char *name
, struct rtattr
*attr
)
1580 SPRINT_BUF(namefrm
);
1585 sprintf(namefrm
,"\n %s %%u", name
);
1586 print_hu(PRINT_ANY
, name
, namefrm
, rta_getattr_be16(attr
));
1589 static void flower_print_port_range(char *name
, struct rtattr
*min_attr
,
1590 struct rtattr
*max_attr
)
1592 SPRINT_BUF(namefrm
);
1596 if (!min_attr
|| !max_attr
)
1599 done
= sprintf(out
, "%u", rta_getattr_be16(min_attr
));
1600 sprintf(out
+ done
, "-%u", rta_getattr_be16(max_attr
));
1601 sprintf(namefrm
, "\n %s %%s", name
);
1602 print_string(PRINT_ANY
, name
, namefrm
, out
);
1605 static void flower_print_tcp_flags(const char *name
, struct rtattr
*flags_attr
,
1606 struct rtattr
*mask_attr
)
1608 SPRINT_BUF(namefrm
);
1615 done
= sprintf(out
, "0x%x", rta_getattr_be16(flags_attr
));
1617 sprintf(out
+ done
, "/%x", rta_getattr_be16(mask_attr
));
1619 print_string(PRINT_FP
, NULL
, "%s ", _SL_
);
1620 sprintf(namefrm
, "%s %%s", name
);
1621 print_string(PRINT_ANY
, name
, namefrm
, out
);
1625 static void flower_print_key_id(const char *name
, struct rtattr
*attr
)
1627 SPRINT_BUF(namefrm
);
1632 sprintf(namefrm
,"\n %s %%u", name
);
1633 print_uint(PRINT_ANY
, name
, namefrm
, rta_getattr_be32(attr
));
1636 static void flower_print_geneve_opts(const char *name
, struct rtattr
*attr
,
1639 struct rtattr
*tb
[TCA_FLOWER_KEY_ENC_OPT_GENEVE_MAX
+ 1];
1640 int ii
, data_len
, offset
= 0, slen
= 0;
1641 struct rtattr
*i
= RTA_DATA(attr
);
1642 int rem
= RTA_PAYLOAD(attr
);
1643 __u8 type
, data_r
[rem
];
1644 char data
[rem
* 2 + 1];
1647 open_json_array(PRINT_JSON
, name
);
1649 parse_rtattr(tb
, TCA_FLOWER_KEY_ENC_OPT_GENEVE_MAX
, i
, rem
);
1650 class = rta_getattr_be16(tb
[TCA_FLOWER_KEY_ENC_OPT_GENEVE_CLASS
]);
1651 type
= rta_getattr_u8(tb
[TCA_FLOWER_KEY_ENC_OPT_GENEVE_TYPE
]);
1652 data_len
= RTA_PAYLOAD(tb
[TCA_FLOWER_KEY_ENC_OPT_GENEVE_DATA
]);
1653 hexstring_n2a(RTA_DATA(tb
[TCA_FLOWER_KEY_ENC_OPT_GENEVE_DATA
]),
1654 data_len
, data
, sizeof(data
));
1655 hex2mem(data
, data_r
, data_len
);
1656 offset
+= data_len
+ 20;
1657 rem
-= data_len
+ 20;
1658 i
= RTA_DATA(attr
) + offset
;
1660 open_json_object(NULL
);
1661 print_uint(PRINT_JSON
, "class", NULL
, class);
1662 print_uint(PRINT_JSON
, "type", NULL
, type
);
1663 open_json_array(PRINT_JSON
, "data");
1664 for (ii
= 0; ii
< data_len
; ii
++)
1665 print_uint(PRINT_JSON
, NULL
, NULL
, data_r
[ii
]);
1666 close_json_array(PRINT_JSON
, "data");
1667 close_json_object();
1669 slen
+= sprintf(strbuf
+ slen
, "%04x:%02x:%s",
1672 slen
+= sprintf(strbuf
+ slen
, ",");
1674 close_json_array(PRINT_JSON
, name
);
1677 static void flower_print_geneve_parts(const char *name
, struct rtattr
*attr
,
1678 char *key
, char *mask
)
1680 char *namefrm
= "\n geneve_opt %s";
1681 char *key_token
, *mask_token
, *out
;
1684 out
= malloc(RTA_PAYLOAD(attr
) * 4 + 3);
1689 key_token
= strsep(&key
, ",");
1690 mask_token
= strsep(&mask
, ",");
1692 len
+= sprintf(&out
[len
], "%s/%s,", key_token
, mask_token
);
1693 mask_token
= strsep(&mask
, ",");
1694 key_token
= strsep(&key
, ",");
1697 out
[len
- 1] = '\0';
1698 print_string(PRINT_FP
, name
, namefrm
, out
);
1702 static void flower_print_enc_opts(const char *name
, struct rtattr
*attr
,
1703 struct rtattr
*mask_attr
)
1705 struct rtattr
*key_tb
[TCA_FLOWER_KEY_ENC_OPTS_MAX
+ 1];
1706 struct rtattr
*msk_tb
[TCA_FLOWER_KEY_ENC_OPTS_MAX
+ 1];
1712 key
= malloc(RTA_PAYLOAD(attr
) * 2 + 1);
1716 msk
= malloc(RTA_PAYLOAD(attr
) * 2 + 1);
1720 parse_rtattr_nested(key_tb
, TCA_FLOWER_KEY_ENC_OPTS_MAX
, attr
);
1721 flower_print_geneve_opts("geneve_opt_key",
1722 key_tb
[TCA_FLOWER_KEY_ENC_OPTS_GENEVE
], key
);
1724 parse_rtattr_nested(msk_tb
, TCA_FLOWER_KEY_ENC_OPTS_MAX
, mask_attr
);
1725 flower_print_geneve_opts("geneve_opt_mask",
1726 msk_tb
[TCA_FLOWER_KEY_ENC_OPTS_GENEVE
], msk
);
1728 flower_print_geneve_parts(name
, attr
, key
, msk
);
1735 static void flower_print_masked_u8(const char *name
, struct rtattr
*attr
,
1736 struct rtattr
*mask_attr
,
1737 const char *(*value_to_str
)(__u8 value
))
1739 const char *value_str
= NULL
;
1741 SPRINT_BUF(namefrm
);
1748 value
= rta_getattr_u8(attr
);
1749 mask
= mask_attr
? rta_getattr_u8(mask_attr
) : UINT8_MAX
;
1750 if (mask
== UINT8_MAX
&& value_to_str
)
1751 value_str
= value_to_str(value
);
1754 done
= sprintf(out
, "%s", value_str
);
1756 done
= sprintf(out
, "%d", value
);
1758 if (mask
!= UINT8_MAX
)
1759 sprintf(out
+ done
, "/%d", mask
);
1761 sprintf(namefrm
,"\n %s %%s", name
);
1762 print_string(PRINT_ANY
, name
, namefrm
, out
);
1765 static void flower_print_u8(const char *name
, struct rtattr
*attr
)
1767 flower_print_masked_u8(name
, attr
, NULL
, NULL
);
1770 static void flower_print_u32(const char *name
, struct rtattr
*attr
)
1772 SPRINT_BUF(namefrm
);
1777 sprintf(namefrm
,"\n %s %%u", name
);
1778 print_uint(PRINT_ANY
, name
, namefrm
, rta_getattr_u32(attr
));
1781 static void flower_print_arp_op(const char *name
,
1782 struct rtattr
*op_attr
,
1783 struct rtattr
*mask_attr
)
1785 flower_print_masked_u8(name
, op_attr
, mask_attr
,
1786 flower_print_arp_op_to_name
);
1789 static int flower_print_opt(struct filter_util
*qu
, FILE *f
,
1790 struct rtattr
*opt
, __u32 handle
)
1792 struct rtattr
*tb
[TCA_FLOWER_MAX
+ 1];
1793 __be16 min_port_type
, max_port_type
;
1794 int nl_type
, nl_mask_type
;
1795 __be16 eth_type
= 0;
1796 __u8 ip_proto
= 0xff;
1801 parse_rtattr_nested(tb
, TCA_FLOWER_MAX
, opt
);
1804 print_uint(PRINT_ANY
, "handle", "handle 0x%x ", handle
);
1806 if (tb
[TCA_FLOWER_CLASSID
]) {
1807 __u32 h
= rta_getattr_u32(tb
[TCA_FLOWER_CLASSID
]);
1809 if (TC_H_MIN(h
) < TC_H_MIN_PRIORITY
||
1810 TC_H_MIN(h
) > (TC_H_MIN_PRIORITY
+ TC_QOPT_MAX_QUEUE
- 1)) {
1812 print_string(PRINT_ANY
, "classid", "classid %s ",
1813 sprint_tc_classid(h
, b1
));
1815 print_uint(PRINT_ANY
, "hw_tc", "hw_tc %u ",
1816 TC_H_MIN(h
) - TC_H_MIN_PRIORITY
);
1820 if (tb
[TCA_FLOWER_INDEV
]) {
1821 struct rtattr
*attr
= tb
[TCA_FLOWER_INDEV
];
1823 print_string(PRINT_ANY
, "indev", "\n indev %s",
1824 rta_getattr_str(attr
));
1827 open_json_object("keys");
1829 if (tb
[TCA_FLOWER_KEY_VLAN_ID
]) {
1830 struct rtattr
*attr
= tb
[TCA_FLOWER_KEY_VLAN_ID
];
1832 print_uint(PRINT_ANY
, "vlan_id", "\n vlan_id %u",
1833 rta_getattr_u16(attr
));
1836 if (tb
[TCA_FLOWER_KEY_VLAN_PRIO
]) {
1837 struct rtattr
*attr
= tb
[TCA_FLOWER_KEY_VLAN_PRIO
];
1839 print_uint(PRINT_ANY
, "vlan_prio", "\n vlan_prio %d",
1840 rta_getattr_u8(attr
));
1843 if (tb
[TCA_FLOWER_KEY_VLAN_ETH_TYPE
]) {
1845 struct rtattr
*attr
= tb
[TCA_FLOWER_KEY_VLAN_ETH_TYPE
];
1847 print_string(PRINT_ANY
, "vlan_ethtype", "\n vlan_ethtype %s",
1848 ll_proto_n2a(rta_getattr_u16(attr
),
1852 if (tb
[TCA_FLOWER_KEY_CVLAN_ID
]) {
1853 struct rtattr
*attr
= tb
[TCA_FLOWER_KEY_CVLAN_ID
];
1855 print_uint(PRINT_ANY
, "cvlan_id", "\n cvlan_id %u",
1856 rta_getattr_u16(attr
));
1859 if (tb
[TCA_FLOWER_KEY_CVLAN_PRIO
]) {
1860 struct rtattr
*attr
= tb
[TCA_FLOWER_KEY_CVLAN_PRIO
];
1862 print_uint(PRINT_ANY
, "cvlan_prio", "\n cvlan_prio %d",
1863 rta_getattr_u8(attr
));
1866 if (tb
[TCA_FLOWER_KEY_CVLAN_ETH_TYPE
]) {
1868 struct rtattr
*attr
= tb
[TCA_FLOWER_KEY_CVLAN_ETH_TYPE
];
1870 print_string(PRINT_ANY
, "cvlan_ethtype", "\n cvlan_ethtype %s",
1871 ll_proto_n2a(rta_getattr_u16(attr
),
1875 flower_print_eth_addr("dst_mac", tb
[TCA_FLOWER_KEY_ETH_DST
],
1876 tb
[TCA_FLOWER_KEY_ETH_DST_MASK
]);
1877 flower_print_eth_addr("src_mac", tb
[TCA_FLOWER_KEY_ETH_SRC
],
1878 tb
[TCA_FLOWER_KEY_ETH_SRC_MASK
]);
1880 flower_print_eth_type(ð_type
, tb
[TCA_FLOWER_KEY_ETH_TYPE
]);
1881 flower_print_ip_proto(&ip_proto
, tb
[TCA_FLOWER_KEY_IP_PROTO
]);
1883 flower_print_ip_attr("ip_tos", tb
[TCA_FLOWER_KEY_IP_TOS
],
1884 tb
[TCA_FLOWER_KEY_IP_TOS_MASK
]);
1885 flower_print_ip_attr("ip_ttl", tb
[TCA_FLOWER_KEY_IP_TTL
],
1886 tb
[TCA_FLOWER_KEY_IP_TTL_MASK
]);
1888 flower_print_u32("mpls_label", tb
[TCA_FLOWER_KEY_MPLS_LABEL
]);
1889 flower_print_u8("mpls_tc", tb
[TCA_FLOWER_KEY_MPLS_TC
]);
1890 flower_print_u8("mpls_bos", tb
[TCA_FLOWER_KEY_MPLS_BOS
]);
1891 flower_print_u8("mpls_ttl", tb
[TCA_FLOWER_KEY_MPLS_TTL
]);
1893 flower_print_ip_addr("dst_ip", eth_type
,
1894 tb
[TCA_FLOWER_KEY_IPV4_DST
],
1895 tb
[TCA_FLOWER_KEY_IPV4_DST_MASK
],
1896 tb
[TCA_FLOWER_KEY_IPV6_DST
],
1897 tb
[TCA_FLOWER_KEY_IPV6_DST_MASK
]);
1899 flower_print_ip_addr("src_ip", eth_type
,
1900 tb
[TCA_FLOWER_KEY_IPV4_SRC
],
1901 tb
[TCA_FLOWER_KEY_IPV4_SRC_MASK
],
1902 tb
[TCA_FLOWER_KEY_IPV6_SRC
],
1903 tb
[TCA_FLOWER_KEY_IPV6_SRC_MASK
]);
1905 nl_type
= flower_port_attr_type(ip_proto
, FLOWER_ENDPOINT_DST
);
1907 flower_print_port("dst_port", tb
[nl_type
]);
1908 nl_type
= flower_port_attr_type(ip_proto
, FLOWER_ENDPOINT_SRC
);
1910 flower_print_port("src_port", tb
[nl_type
]);
1912 if (!flower_port_range_attr_type(ip_proto
, FLOWER_ENDPOINT_DST
,
1913 &min_port_type
, &max_port_type
))
1914 flower_print_port_range("dst_port range",
1915 tb
[min_port_type
], tb
[max_port_type
]);
1917 if (!flower_port_range_attr_type(ip_proto
, FLOWER_ENDPOINT_SRC
,
1918 &min_port_type
, &max_port_type
))
1919 flower_print_port_range("src_port range",
1920 tb
[min_port_type
], tb
[max_port_type
]);
1922 flower_print_tcp_flags("tcp_flags", tb
[TCA_FLOWER_KEY_TCP_FLAGS
],
1923 tb
[TCA_FLOWER_KEY_TCP_FLAGS_MASK
]);
1925 nl_type
= flower_icmp_attr_type(eth_type
, ip_proto
,
1926 FLOWER_ICMP_FIELD_TYPE
);
1927 nl_mask_type
= flower_icmp_attr_mask_type(eth_type
, ip_proto
,
1928 FLOWER_ICMP_FIELD_TYPE
);
1929 if (nl_type
>= 0 && nl_mask_type
>= 0)
1930 flower_print_masked_u8("icmp_type", tb
[nl_type
],
1931 tb
[nl_mask_type
], NULL
);
1933 nl_type
= flower_icmp_attr_type(eth_type
, ip_proto
,
1934 FLOWER_ICMP_FIELD_CODE
);
1935 nl_mask_type
= flower_icmp_attr_mask_type(eth_type
, ip_proto
,
1936 FLOWER_ICMP_FIELD_CODE
);
1937 if (nl_type
>= 0 && nl_mask_type
>= 0)
1938 flower_print_masked_u8("icmp_code", tb
[nl_type
],
1939 tb
[nl_mask_type
], NULL
);
1941 flower_print_ip4_addr("arp_sip", tb
[TCA_FLOWER_KEY_ARP_SIP
],
1942 tb
[TCA_FLOWER_KEY_ARP_SIP_MASK
]);
1943 flower_print_ip4_addr("arp_tip", tb
[TCA_FLOWER_KEY_ARP_TIP
],
1944 tb
[TCA_FLOWER_KEY_ARP_TIP_MASK
]);
1945 flower_print_arp_op("arp_op", tb
[TCA_FLOWER_KEY_ARP_OP
],
1946 tb
[TCA_FLOWER_KEY_ARP_OP_MASK
]);
1947 flower_print_eth_addr("arp_sha", tb
[TCA_FLOWER_KEY_ARP_SHA
],
1948 tb
[TCA_FLOWER_KEY_ARP_SHA_MASK
]);
1949 flower_print_eth_addr("arp_tha", tb
[TCA_FLOWER_KEY_ARP_THA
],
1950 tb
[TCA_FLOWER_KEY_ARP_THA_MASK
]);
1952 flower_print_ip_addr("enc_dst_ip",
1953 tb
[TCA_FLOWER_KEY_ENC_IPV4_DST_MASK
] ?
1954 htons(ETH_P_IP
) : htons(ETH_P_IPV6
),
1955 tb
[TCA_FLOWER_KEY_ENC_IPV4_DST
],
1956 tb
[TCA_FLOWER_KEY_ENC_IPV4_DST_MASK
],
1957 tb
[TCA_FLOWER_KEY_ENC_IPV6_DST
],
1958 tb
[TCA_FLOWER_KEY_ENC_IPV6_DST_MASK
]);
1960 flower_print_ip_addr("enc_src_ip",
1961 tb
[TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK
] ?
1962 htons(ETH_P_IP
) : htons(ETH_P_IPV6
),
1963 tb
[TCA_FLOWER_KEY_ENC_IPV4_SRC
],
1964 tb
[TCA_FLOWER_KEY_ENC_IPV4_SRC_MASK
],
1965 tb
[TCA_FLOWER_KEY_ENC_IPV6_SRC
],
1966 tb
[TCA_FLOWER_KEY_ENC_IPV6_SRC_MASK
]);
1968 flower_print_key_id("enc_key_id", tb
[TCA_FLOWER_KEY_ENC_KEY_ID
]);
1970 flower_print_port("enc_dst_port", tb
[TCA_FLOWER_KEY_ENC_UDP_DST_PORT
]);
1972 flower_print_ip_attr("enc_tos", tb
[TCA_FLOWER_KEY_ENC_IP_TOS
],
1973 tb
[TCA_FLOWER_KEY_ENC_IP_TOS_MASK
]);
1974 flower_print_ip_attr("enc_ttl", tb
[TCA_FLOWER_KEY_ENC_IP_TTL
],
1975 tb
[TCA_FLOWER_KEY_ENC_IP_TTL_MASK
]);
1976 flower_print_enc_opts("enc_opt", tb
[TCA_FLOWER_KEY_ENC_OPTS
],
1977 tb
[TCA_FLOWER_KEY_ENC_OPTS_MASK
]);
1979 flower_print_matching_flags("ip_flags", FLOWER_IP_FLAGS
,
1980 tb
[TCA_FLOWER_KEY_FLAGS
],
1981 tb
[TCA_FLOWER_KEY_FLAGS_MASK
]);
1983 close_json_object();
1985 if (tb
[TCA_FLOWER_FLAGS
]) {
1986 __u32 flags
= rta_getattr_u32(tb
[TCA_FLOWER_FLAGS
]);
1988 if (flags
& TCA_CLS_FLAGS_SKIP_HW
)
1989 print_bool(PRINT_ANY
, "skip_hw", "\n skip_hw", true);
1990 if (flags
& TCA_CLS_FLAGS_SKIP_SW
)
1991 print_bool(PRINT_ANY
, "skip_sw", "\n skip_sw", true);
1993 if (flags
& TCA_CLS_FLAGS_IN_HW
) {
1994 print_bool(PRINT_ANY
, "in_hw", "\n in_hw", true);
1996 if (tb
[TCA_FLOWER_IN_HW_COUNT
]) {
1997 __u32 count
= rta_getattr_u32(tb
[TCA_FLOWER_IN_HW_COUNT
]);
1999 print_uint(PRINT_ANY
, "in_hw_count",
2000 " in_hw_count %u", count
);
2003 else if (flags
& TCA_CLS_FLAGS_NOT_IN_HW
)
2004 print_bool(PRINT_ANY
, "not_in_hw", "\n not_in_hw", true);
2007 if (tb
[TCA_FLOWER_ACT
])
2008 tc_print_action(f
, tb
[TCA_FLOWER_ACT
], 0);
2013 struct filter_util flower_filter_util
= {
2015 .parse_fopt
= flower_parse_opt
,
2016 .print_fopt
= flower_print_opt
,