#include <unistd.h>
#include <string.h>
#include <net/if.h>
+#include <linux/limits.h>
#include <linux/if_arp.h>
#include <linux/if_ether.h>
#include <linux/ip.h>
static void explain(void)
{
fprintf(stderr,
- "Usage: ... flower [ MATCH-LIST ] [ verbose ]\n"
- " [ skip_sw | skip_hw ]\n"
- " [ action ACTION-SPEC ] [ classid CLASSID ]\n"
+ "Usage: ... flower [ MATCH-LIST ] [ verbose ]\n"
+ " [ skip_sw | skip_hw ]\n"
+ " [ action ACTION-SPEC ] [ classid CLASSID ]\n"
"\n"
"Where: MATCH-LIST := [ MATCH-LIST ] MATCH\n"
- " MATCH := { indev DEV-NAME |\n"
- " vlan_id VID |\n"
- " vlan_prio PRIORITY |\n"
- " vlan_ethtype [ ipv4 | ipv6 | ETH-TYPE ] |\n"
- " cvlan_id VID |\n"
- " cvlan_prio PRIORITY |\n"
- " cvlan_ethtype [ ipv4 | ipv6 | ETH-TYPE ] |\n"
- " dst_mac MASKED-LLADDR |\n"
- " src_mac MASKED-LLADDR |\n"
- " ip_proto [tcp | udp | sctp | icmp | icmpv6 | IP-PROTO ] |\n"
- " ip_tos MASKED-IP_TOS |\n"
- " ip_ttl MASKED-IP_TTL |\n"
- " mpls_label LABEL |\n"
- " mpls_tc TC |\n"
- " mpls_bos BOS |\n"
- " mpls_ttl TTL |\n"
- " dst_ip PREFIX |\n"
- " src_ip PREFIX |\n"
- " dst_port PORT-NUMBER |\n"
- " src_port PORT-NUMBER |\n"
- " tcp_flags MASKED-TCP_FLAGS |\n"
- " type MASKED-ICMP-TYPE |\n"
- " code MASKED-ICMP-CODE |\n"
- " arp_tip IPV4-PREFIX |\n"
- " arp_sip IPV4-PREFIX |\n"
- " arp_op [ request | reply | OP ] |\n"
- " arp_tha MASKED-LLADDR |\n"
- " arp_sha MASKED-LLADDR |\n"
- " enc_dst_ip [ IPV4-ADDR | IPV6-ADDR ] |\n"
- " enc_src_ip [ IPV4-ADDR | IPV6-ADDR ] |\n"
- " enc_key_id [ KEY-ID ] |\n"
- " enc_tos MASKED-IP_TOS |\n"
- " enc_ttl MASKED-IP_TTL |\n"
- " ip_flags IP-FLAGS | \n"
- " enc_dst_port [ port_number ] }\n"
- " FILTERID := X:Y:Z\n"
- " MASKED_LLADDR := { LLADDR | LLADDR/MASK | LLADDR/BITS }\n"
- " ACTION-SPEC := ... look at individual actions\n"
+ " MATCH := { indev DEV-NAME |\n"
+ " vlan_id VID |\n"
+ " vlan_prio PRIORITY |\n"
+ " vlan_ethtype [ ipv4 | ipv6 | ETH-TYPE ] |\n"
+ " cvlan_id VID |\n"
+ " cvlan_prio PRIORITY |\n"
+ " cvlan_ethtype [ ipv4 | ipv6 | ETH-TYPE ] |\n"
+ " dst_mac MASKED-LLADDR |\n"
+ " src_mac MASKED-LLADDR |\n"
+ " ip_proto [tcp | udp | sctp | icmp | icmpv6 | IP-PROTO ] |\n"
+ " ip_tos MASKED-IP_TOS |\n"
+ " ip_ttl MASKED-IP_TTL |\n"
+ " mpls_label LABEL |\n"
+ " mpls_tc TC |\n"
+ " mpls_bos BOS |\n"
+ " mpls_ttl TTL |\n"
+ " dst_ip PREFIX |\n"
+ " src_ip PREFIX |\n"
+ " dst_port PORT-NUMBER |\n"
+ " src_port PORT-NUMBER |\n"
+ " tcp_flags MASKED-TCP_FLAGS |\n"
+ " type MASKED-ICMP-TYPE |\n"
+ " code MASKED-ICMP-CODE |\n"
+ " arp_tip IPV4-PREFIX |\n"
+ " arp_sip IPV4-PREFIX |\n"
+ " arp_op [ request | reply | OP ] |\n"
+ " arp_tha MASKED-LLADDR |\n"
+ " arp_sha MASKED-LLADDR |\n"
+ " enc_dst_ip [ IPV4-ADDR | IPV6-ADDR ] |\n"
+ " enc_src_ip [ IPV4-ADDR | IPV6-ADDR ] |\n"
+ " enc_key_id [ KEY-ID ] |\n"
+ " enc_tos MASKED-IP_TOS |\n"
+ " enc_ttl MASKED-IP_TTL |\n"
+ " geneve_opts MASKED-OPTIONS |\n"
+ " ip_flags IP-FLAGS | \n"
+ " enc_dst_port [ port_number ] |\n"
+ " ct_state MASKED_CT_STATE |\n"
+ " ct_label MASKED_CT_LABEL |\n"
+ " ct_mark MASKED_CT_MARK |\n"
+ " ct_zone MASKED_CT_ZONE }\n"
+ " FILTERID := X:Y:Z\n"
+ " MASKED_LLADDR := { LLADDR | LLADDR/MASK | LLADDR/BITS }\n"
+ " MASKED_CT_STATE := combination of {+|-} and flags trk,est,new\n"
+ " ACTION-SPEC := ... look at individual actions\n"
"\n"
- "NOTE: CLASSID, IP-PROTO are parsed as hexadecimal input.\n"
- "NOTE: There can be only used one mask per one prio. If user needs\n"
- " to specify different mask, he has to use different prio.\n");
+ "NOTE: CLASSID, IP-PROTO are parsed as hexadecimal input.\n"
+ "NOTE: There can be only used one mask per one prio. If user needs\n"
+ " to specify different mask, he has to use different prio.\n");
}
static int flower_parse_eth_addr(char *str, int addr_type, int mask_type,
return 0;
}
+static int flower_parse_u16(char *str, int value_type, int mask_type,
+ struct nlmsghdr *n)
+{
+ __u16 value, mask;
+ char *slash;
+
+ slash = strchr(str, '/');
+ if (slash)
+ *slash = '\0';
+
+ if (get_u16(&value, str, 0))
+ return -1;
+
+ if (slash) {
+ if (get_u16(&mask, slash + 1, 0))
+ return -1;
+ } else {
+ mask = UINT16_MAX;
+ }
+
+ addattr16(n, MAX_MSG, value_type, value);
+ addattr16(n, MAX_MSG, mask_type, mask);
+
+ return 0;
+}
+
+static int flower_parse_u32(char *str, int value_type, int mask_type,
+ struct nlmsghdr *n)
+{
+ __u32 value, mask;
+ char *slash;
+
+ slash = strchr(str, '/');
+ if (slash)
+ *slash = '\0';
+
+ if (get_u32(&value, str, 0))
+ return -1;
+
+ if (slash) {
+ if (get_u32(&mask, slash + 1, 0))
+ return -1;
+ } else {
+ mask = UINT32_MAX;
+ }
+
+ addattr32(n, MAX_MSG, value_type, value);
+ addattr32(n, MAX_MSG, mask_type, mask);
+
+ return 0;
+}
+
+static int flower_parse_ct_mark(char *str, struct nlmsghdr *n)
+{
+ return flower_parse_u32(str,
+ TCA_FLOWER_KEY_CT_MARK,
+ TCA_FLOWER_KEY_CT_MARK_MASK,
+ n);
+}
+
+static int flower_parse_ct_zone(char *str, struct nlmsghdr *n)
+{
+ return flower_parse_u16(str,
+ TCA_FLOWER_KEY_CT_ZONE,
+ TCA_FLOWER_KEY_CT_ZONE_MASK,
+ n);
+}
+
+static int flower_parse_ct_labels(char *str, struct nlmsghdr *n)
+{
+#define LABELS_SIZE 16
+ uint8_t labels[LABELS_SIZE], lmask[LABELS_SIZE];
+ char *slash, *mask = NULL;
+ size_t slen, slen_mask = 0;
+
+ slash = index(str, '/');
+ if (slash) {
+ *slash = 0;
+ mask = slash + 1;
+ slen_mask = strlen(mask);
+ }
+
+ slen = strlen(str);
+ if (slen > LABELS_SIZE * 2 || slen_mask > LABELS_SIZE * 2) {
+ char errmsg[128];
+
+ snprintf(errmsg, sizeof(errmsg),
+ "%zd Max allowed size %d",
+ slen, LABELS_SIZE*2);
+ invarg(errmsg, str);
+ }
+
+ if (hex2mem(str, labels, slen / 2) < 0)
+ invarg("labels must be a hex string\n", str);
+ addattr_l(n, MAX_MSG, TCA_FLOWER_KEY_CT_LABELS, labels, slen / 2);
+
+ if (mask) {
+ if (hex2mem(mask, lmask, slen_mask / 2) < 0)
+ invarg("labels mask must be a hex string\n", mask);
+ } else {
+ memset(lmask, 0xff, sizeof(lmask));
+ slen_mask = sizeof(lmask) * 2;
+ }
+ addattr_l(n, MAX_MSG, TCA_FLOWER_KEY_CT_LABELS_MASK, lmask,
+ slen_mask / 2);
+
+ return 0;
+}
+
+static struct flower_ct_states {
+ char *str;
+ int flag;
+} flower_ct_states[] = {
+ { "trk", TCA_FLOWER_KEY_CT_FLAGS_TRACKED },
+ { "new", TCA_FLOWER_KEY_CT_FLAGS_NEW },
+ { "est", TCA_FLOWER_KEY_CT_FLAGS_ESTABLISHED },
+};
+
+static int flower_parse_ct_state(char *str, struct nlmsghdr *n)
+{
+ int flags = 0, mask = 0, len, i;
+ bool p;
+
+ while (*str != '\0') {
+ if (*str == '+')
+ p = true;
+ else if (*str == '-')
+ p = false;
+ else
+ return -1;
+
+ for (i = 0; i < ARRAY_SIZE(flower_ct_states); i++) {
+ len = strlen(flower_ct_states[i].str);
+ if (strncmp(str + 1, flower_ct_states[i].str, len))
+ continue;
+
+ if (p)
+ flags |= flower_ct_states[i].flag;
+ mask |= flower_ct_states[i].flag;
+ break;
+ }
+
+ if (i == ARRAY_SIZE(flower_ct_states))
+ return -1;
+
+ str += len + 1;
+ }
+
+ addattr16(n, MAX_MSG, TCA_FLOWER_KEY_CT_STATE, flags);
+ addattr16(n, MAX_MSG, TCA_FLOWER_KEY_CT_STATE_MASK, mask);
+ return 0;
+}
+
static int flower_parse_ip_proto(char *str, __be16 eth_type, int type,
__u8 *p_ip_proto, struct nlmsghdr *n)
{
return -1;
}
+static int flower_port_range_attr_type(__u8 ip_proto, enum flower_endpoint type,
+ __be16 *min_port_type,
+ __be16 *max_port_type)
+{
+ if (ip_proto == IPPROTO_TCP || ip_proto == IPPROTO_UDP ||
+ ip_proto == IPPROTO_SCTP) {
+ if (type == FLOWER_ENDPOINT_SRC) {
+ *min_port_type = TCA_FLOWER_KEY_PORT_SRC_MIN;
+ *max_port_type = TCA_FLOWER_KEY_PORT_SRC_MAX;
+ } else {
+ *min_port_type = TCA_FLOWER_KEY_PORT_DST_MIN;
+ *max_port_type = TCA_FLOWER_KEY_PORT_DST_MAX;
+ }
+ } else {
+ return -1;
+ }
+ return 0;
+}
+
+/* parse range args in format 10-20 */
+static int parse_range(char *str, __be16 *min, __be16 *max)
+{
+ char *sep;
+
+ sep = strchr(str, '-');
+ if (sep) {
+ *sep = '\0';
+
+ if (get_be16(min, str, 10))
+ return -1;
+
+ if (get_be16(max, sep + 1, 10))
+ return -1;
+ } else {
+ if (get_be16(min, str, 10))
+ return -1;
+ }
+ return 0;
+}
+
static int flower_parse_port(char *str, __u8 ip_proto,
enum flower_endpoint endpoint,
struct nlmsghdr *n)
{
+ __be16 min = 0;
+ __be16 max = 0;
int ret;
- int type;
- __be16 port;
-
- type = flower_port_attr_type(ip_proto, endpoint);
- if (type < 0)
- return -1;
- ret = get_be16(&port, str, 10);
+ ret = parse_range(str, &min, &max);
if (ret)
return -1;
- addattr16(n, MAX_MSG, type, port);
+ if (min && max) {
+ __be16 min_port_type, max_port_type;
+
+ if (max <= min) {
+ fprintf(stderr, "max value should be greater than min value\n");
+ return -1;
+ }
+ if (flower_port_range_attr_type(ip_proto, endpoint,
+ &min_port_type, &max_port_type))
+ return -1;
+ addattr16(n, MAX_MSG, min_port_type, min);
+ addattr16(n, MAX_MSG, max_port_type, max);
+ } else if (min && !max) {
+ int type;
+
+ type = flower_port_attr_type(ip_proto, endpoint);
+ if (type < 0)
+ return -1;
+ addattr16(n, MAX_MSG, type, min);
+ } else {
+ return -1;
+ }
return 0;
}
return 0;
}
+static int flower_parse_geneve_opts(char *str, struct nlmsghdr *n)
+{
+ struct rtattr *nest;
+ char *token;
+ int i, err;
+
+ nest = addattr_nest(n, MAX_MSG, TCA_FLOWER_KEY_ENC_OPTS_GENEVE);
+
+ i = 1;
+ token = strsep(&str, ":");
+ while (token) {
+ switch (i) {
+ case TCA_FLOWER_KEY_ENC_OPT_GENEVE_CLASS:
+ {
+ __be16 opt_class;
+
+ if (!strlen(token))
+ break;
+ err = get_be16(&opt_class, token, 16);
+ if (err)
+ return err;
+
+ addattr16(n, MAX_MSG, i, opt_class);
+ break;
+ }
+ case TCA_FLOWER_KEY_ENC_OPT_GENEVE_TYPE:
+ {
+ __u8 opt_type;
+
+ if (!strlen(token))
+ break;
+ err = get_u8(&opt_type, token, 16);
+ if (err)
+ return err;
+
+ addattr8(n, MAX_MSG, i, opt_type);
+ break;
+ }
+ case TCA_FLOWER_KEY_ENC_OPT_GENEVE_DATA:
+ {
+ size_t token_len = strlen(token);
+ __u8 *opts;
+
+ if (!token_len)
+ break;
+ opts = malloc(token_len / 2);
+ if (!opts)
+ return -1;
+ if (hex2mem(token, opts, token_len / 2) < 0) {
+ free(opts);
+ return -1;
+ }
+ addattr_l(n, MAX_MSG, i, opts, token_len / 2);
+ free(opts);
+
+ break;
+ }
+ default:
+ fprintf(stderr, "Unknown \"geneve_opts\" type\n");
+ return -1;
+ }
+
+ token = strsep(&str, ":");
+ i++;
+ }
+ addattr_nest_end(n, nest);
+
+ return 0;
+}
+
+static int flower_parse_enc_opt_part(char *str, struct nlmsghdr *n)
+{
+ char *token;
+ int err;
+
+ token = strsep(&str, ",");
+ while (token) {
+ err = flower_parse_geneve_opts(token, n);
+ if (err)
+ return err;
+
+ token = strsep(&str, ",");
+ }
+
+ return 0;
+}
+
+static int flower_check_enc_opt_key(char *key)
+{
+ int key_len, col_cnt = 0;
+
+ key_len = strlen(key);
+ while ((key = strchr(key, ':'))) {
+ if (strlen(key) == key_len)
+ return -1;
+
+ key_len = strlen(key) - 1;
+ col_cnt++;
+ key++;
+ }
+
+ if (col_cnt != 2 || !key_len)
+ return -1;
+
+ return 0;
+}
+
+static int flower_parse_enc_opts(char *str, struct nlmsghdr *n)
+{
+ char key[XATTR_SIZE_MAX], mask[XATTR_SIZE_MAX];
+ int data_len, key_len, mask_len, err;
+ char *token, *slash;
+ struct rtattr *nest;
+
+ key_len = 0;
+ mask_len = 0;
+ token = strsep(&str, ",");
+ while (token) {
+ slash = strchr(token, '/');
+ if (slash)
+ *slash = '\0';
+
+ if ((key_len + strlen(token) > XATTR_SIZE_MAX) ||
+ flower_check_enc_opt_key(token))
+ return -1;
+
+ strcpy(&key[key_len], token);
+ key_len += strlen(token) + 1;
+ key[key_len - 1] = ',';
+
+ if (!slash) {
+ /* Pad out mask when not provided */
+ if (mask_len + strlen(token) > XATTR_SIZE_MAX)
+ return -1;
+
+ data_len = strlen(rindex(token, ':'));
+ sprintf(&mask[mask_len], "ffff:ff:");
+ mask_len += 8;
+ memset(&mask[mask_len], 'f', data_len - 1);
+ mask_len += data_len;
+ mask[mask_len - 1] = ',';
+ token = strsep(&str, ",");
+ continue;
+ }
+
+ if (mask_len + strlen(slash + 1) > XATTR_SIZE_MAX)
+ return -1;
+
+ strcpy(&mask[mask_len], slash + 1);
+ mask_len += strlen(slash + 1) + 1;
+ mask[mask_len - 1] = ',';
+
+ *slash = '/';
+ token = strsep(&str, ",");
+ }
+ key[key_len - 1] = '\0';
+ mask[mask_len - 1] = '\0';
+
+ nest = addattr_nest(n, MAX_MSG, TCA_FLOWER_KEY_ENC_OPTS);
+ err = flower_parse_enc_opt_part(key, n);
+ if (err)
+ return err;
+ addattr_nest_end(n, nest);
+
+ nest = addattr_nest(n, MAX_MSG, TCA_FLOWER_KEY_ENC_OPTS_MASK);
+ err = flower_parse_enc_opt_part(mask, n);
+ if (err)
+ return err;
+ addattr_nest_end(n, nest);
+
+ return 0;
+}
+
static int flower_parse_opt(struct filter_util *qu, char *handle,
int argc, char **argv, struct nlmsghdr *n)
{
flags |= TCA_CLS_FLAGS_SKIP_HW;
} else if (matches(*argv, "skip_sw") == 0) {
flags |= TCA_CLS_FLAGS_SKIP_SW;
+ } else if (matches(*argv, "ct_state") == 0) {
+ NEXT_ARG();
+ ret = flower_parse_ct_state(*argv, n);
+ if (ret < 0) {
+ fprintf(stderr, "Illegal \"ct_state\"\n");
+ return -1;
+ }
+ } else if (matches(*argv, "ct_zone") == 0) {
+ NEXT_ARG();
+ ret = flower_parse_ct_zone(*argv, n);
+ if (ret < 0) {
+ fprintf(stderr, "Illegal \"ct_zone\"\n");
+ return -1;
+ }
+ } else if (matches(*argv, "ct_mark") == 0) {
+ NEXT_ARG();
+ ret = flower_parse_ct_mark(*argv, n);
+ if (ret < 0) {
+ fprintf(stderr, "Illegal \"ct_mark\"\n");
+ return -1;
+ }
+ } else if (matches(*argv, "ct_label") == 0) {
+ NEXT_ARG();
+ ret = flower_parse_ct_labels(*argv, n);
+ if (ret < 0) {
+ fprintf(stderr, "Illegal \"ct_label\"\n");
+ return -1;
+ }
} else if (matches(*argv, "indev") == 0) {
NEXT_ARG();
if (check_ifname(*argv))
fprintf(stderr, "Illegal \"enc_ttl\"\n");
return -1;
}
+ } else if (matches(*argv, "geneve_opts") == 0) {
+ NEXT_ARG();
+ ret = flower_parse_enc_opts(*argv, n);
+ if (ret < 0) {
+ fprintf(stderr, "Illegal \"geneve_opts\"\n");
+ return -1;
+ }
} else if (matches(*argv, "action") == 0) {
NEXT_ARG();
ret = parse_action(&argc, &argv, TCA_FLOWER_ACT, n);
*p_ip_proto = ip_proto;
}
-static void flower_print_ip_attr(char *name, struct rtattr *key_attr,
+static void flower_print_ip_attr(const char *name, struct rtattr *key_attr,
struct rtattr *mask_attr)
{
SPRINT_BUF(namefrm);
if (!key_attr)
return;
- done = sprintf(out, "%x", rta_getattr_u8(key_attr));
+ done = sprintf(out, "0x%x", rta_getattr_u8(key_attr));
if (mask_attr)
sprintf(out + done, "/%x", rta_getattr_u8(mask_attr));
- sprintf(namefrm, "\n %s %%s", name);
+ print_string(PRINT_FP, NULL, "%s ", _SL_);
+ sprintf(namefrm, "%s %%s", name);
print_string(PRINT_ANY, name, namefrm, out);
}
print_hu(PRINT_ANY, name, namefrm, rta_getattr_be16(attr));
}
-static void flower_print_tcp_flags(char *name, struct rtattr *flags_attr,
+static void flower_print_port_range(char *name, struct rtattr *min_attr,
+ struct rtattr *max_attr)
+{
+ if (!min_attr || !max_attr)
+ return;
+
+ if (is_json_context()) {
+ open_json_object(name);
+ print_hu(PRINT_JSON, "start", NULL, rta_getattr_be16(min_attr));
+ print_hu(PRINT_JSON, "end", NULL, rta_getattr_be16(max_attr));
+ close_json_object();
+ } else {
+ SPRINT_BUF(namefrm);
+ SPRINT_BUF(out);
+ size_t done;
+
+ done = sprintf(out, "%u", rta_getattr_be16(min_attr));
+ sprintf(out + done, "-%u", rta_getattr_be16(max_attr));
+ sprintf(namefrm, "\n %s %%s", name);
+ print_string(PRINT_ANY, name, namefrm, out);
+ }
+}
+
+static void flower_print_tcp_flags(const char *name, struct rtattr *flags_attr,
struct rtattr *mask_attr)
{
SPRINT_BUF(namefrm);
if (!flags_attr)
return;
- done = sprintf(out, "%x", rta_getattr_be16(flags_attr));
+ done = sprintf(out, "0x%x", rta_getattr_be16(flags_attr));
if (mask_attr)
- sprintf(out + done, "%x", rta_getattr_be16(flags_attr));
+ sprintf(out + done, "/%x", rta_getattr_be16(mask_attr));
- sprintf(namefrm, "\n %s %%s", name);
+ print_string(PRINT_FP, NULL, "%s ", _SL_);
+ sprintf(namefrm, "%s %%s", name);
print_string(PRINT_ANY, name, namefrm, out);
}
+static void flower_print_ct_state(struct rtattr *flags_attr,
+ struct rtattr *mask_attr)
+{
+ SPRINT_BUF(out);
+ uint16_t state;
+ uint16_t state_mask;
+ size_t done = 0;
+ int i;
+
+ if (!flags_attr)
+ return;
+
+ state = rta_getattr_u16(flags_attr);
+ if (mask_attr)
+ state_mask = rta_getattr_u16(mask_attr);
+ else
+ state_mask = UINT16_MAX;
+
+ for (i = 0; i < ARRAY_SIZE(flower_ct_states); i++) {
+ if (!(state_mask & flower_ct_states[i].flag))
+ continue;
+
+ if (state & flower_ct_states[i].flag)
+ done += sprintf(out + done, "+%s",
+ flower_ct_states[i].str);
+ else
+ done += sprintf(out + done, "-%s",
+ flower_ct_states[i].str);
+ }
+
+ print_string(PRINT_ANY, "ct_state", "\n ct_state %s", out);
+}
+
+static void flower_print_ct_label(struct rtattr *attr,
+ struct rtattr *mask_attr)
+{
+ const unsigned char *str;
+ bool print_mask = false;
+ int data_len, i;
+ SPRINT_BUF(out);
+ char *p;
+
+ if (!attr)
+ return;
+
+ data_len = RTA_PAYLOAD(attr);
+ hexstring_n2a(RTA_DATA(attr), data_len, out, sizeof(out));
+ p = out + data_len*2;
+
+ data_len = RTA_PAYLOAD(attr);
+ str = RTA_DATA(mask_attr);
+ if (data_len != 16)
+ print_mask = true;
+ for (i = 0; !print_mask && i < data_len; i++) {
+ if (str[i] != 0xff)
+ print_mask = true;
+ }
+ if (print_mask) {
+ *p++ = '/';
+ hexstring_n2a(RTA_DATA(mask_attr), data_len, p,
+ sizeof(out)-(p-out));
+ p += data_len*2;
+ }
+ *p = '\0';
+
+ print_string(PRINT_ANY, "ct_label", "\n ct_label %s", out);
+}
+
+static void flower_print_ct_zone(struct rtattr *attr,
+ struct rtattr *mask_attr)
+{
+ print_masked_u16("ct_zone", attr, mask_attr);
+}
+
+static void flower_print_ct_mark(struct rtattr *attr,
+ struct rtattr *mask_attr)
+{
+ print_masked_u32("ct_mark", attr, mask_attr);
+}
static void flower_print_key_id(const char *name, struct rtattr *attr)
{
print_uint(PRINT_ANY, name, namefrm, rta_getattr_be32(attr));
}
+static void flower_print_geneve_opts(const char *name, struct rtattr *attr,
+ char *strbuf)
+{
+ struct rtattr *tb[TCA_FLOWER_KEY_ENC_OPT_GENEVE_MAX + 1];
+ int ii, data_len, offset = 0, slen = 0;
+ struct rtattr *i = RTA_DATA(attr);
+ int rem = RTA_PAYLOAD(attr);
+ __u8 type, data_r[rem];
+ char data[rem * 2 + 1];
+ __u16 class;
+
+ open_json_array(PRINT_JSON, name);
+ while (rem) {
+ parse_rtattr(tb, TCA_FLOWER_KEY_ENC_OPT_GENEVE_MAX, i, rem);
+ class = rta_getattr_be16(tb[TCA_FLOWER_KEY_ENC_OPT_GENEVE_CLASS]);
+ type = rta_getattr_u8(tb[TCA_FLOWER_KEY_ENC_OPT_GENEVE_TYPE]);
+ data_len = RTA_PAYLOAD(tb[TCA_FLOWER_KEY_ENC_OPT_GENEVE_DATA]);
+ hexstring_n2a(RTA_DATA(tb[TCA_FLOWER_KEY_ENC_OPT_GENEVE_DATA]),
+ data_len, data, sizeof(data));
+ hex2mem(data, data_r, data_len);
+ offset += data_len + 20;
+ rem -= data_len + 20;
+ i = RTA_DATA(attr) + offset;
+
+ open_json_object(NULL);
+ print_uint(PRINT_JSON, "class", NULL, class);
+ print_uint(PRINT_JSON, "type", NULL, type);
+ open_json_array(PRINT_JSON, "data");
+ for (ii = 0; ii < data_len; ii++)
+ print_uint(PRINT_JSON, NULL, NULL, data_r[ii]);
+ close_json_array(PRINT_JSON, "data");
+ close_json_object();
+
+ slen += sprintf(strbuf + slen, "%04x:%02x:%s",
+ class, type, data);
+ if (rem)
+ slen += sprintf(strbuf + slen, ",");
+ }
+ close_json_array(PRINT_JSON, name);
+}
+
+static void flower_print_geneve_parts(const char *name, struct rtattr *attr,
+ char *key, char *mask)
+{
+ char *namefrm = "\n geneve_opt %s";
+ char *key_token, *mask_token, *out;
+ int len;
+
+ out = malloc(RTA_PAYLOAD(attr) * 4 + 3);
+ if (!out)
+ return;
+
+ len = 0;
+ key_token = strsep(&key, ",");
+ mask_token = strsep(&mask, ",");
+ while (key_token) {
+ len += sprintf(&out[len], "%s/%s,", key_token, mask_token);
+ mask_token = strsep(&mask, ",");
+ key_token = strsep(&key, ",");
+ }
+
+ out[len - 1] = '\0';
+ print_string(PRINT_FP, name, namefrm, out);
+ free(out);
+}
+
+static void flower_print_enc_opts(const char *name, struct rtattr *attr,
+ struct rtattr *mask_attr)
+{
+ struct rtattr *key_tb[TCA_FLOWER_KEY_ENC_OPTS_MAX + 1];
+ struct rtattr *msk_tb[TCA_FLOWER_KEY_ENC_OPTS_MAX + 1];
+ char *key, *msk;
+
+ if (!attr)
+ return;
+
+ key = malloc(RTA_PAYLOAD(attr) * 2 + 1);
+ if (!key)
+ return;
+
+ msk = malloc(RTA_PAYLOAD(attr) * 2 + 1);
+ if (!msk)
+ goto err_key_free;
+
+ parse_rtattr_nested(key_tb, TCA_FLOWER_KEY_ENC_OPTS_MAX, attr);
+ flower_print_geneve_opts("geneve_opt_key",
+ key_tb[TCA_FLOWER_KEY_ENC_OPTS_GENEVE], key);
+
+ parse_rtattr_nested(msk_tb, TCA_FLOWER_KEY_ENC_OPTS_MAX, mask_attr);
+ flower_print_geneve_opts("geneve_opt_mask",
+ msk_tb[TCA_FLOWER_KEY_ENC_OPTS_GENEVE], msk);
+
+ flower_print_geneve_parts(name, attr, key, msk);
+
+ free(msk);
+err_key_free:
+ free(key);
+}
+
static void flower_print_masked_u8(const char *name, struct rtattr *attr,
struct rtattr *mask_attr,
const char *(*value_to_str)(__u8 value))
struct rtattr *opt, __u32 handle)
{
struct rtattr *tb[TCA_FLOWER_MAX + 1];
+ __be16 min_port_type, max_port_type;
int nl_type, nl_mask_type;
__be16 eth_type = 0;
__u8 ip_proto = 0xff;
if (nl_type >= 0)
flower_print_port("src_port", tb[nl_type]);
+ if (!flower_port_range_attr_type(ip_proto, FLOWER_ENDPOINT_DST,
+ &min_port_type, &max_port_type))
+ flower_print_port_range("dst_port",
+ tb[min_port_type], tb[max_port_type]);
+
+ if (!flower_port_range_attr_type(ip_proto, FLOWER_ENDPOINT_SRC,
+ &min_port_type, &max_port_type))
+ flower_print_port_range("src_port",
+ tb[min_port_type], tb[max_port_type]);
+
flower_print_tcp_flags("tcp_flags", tb[TCA_FLOWER_KEY_TCP_FLAGS],
tb[TCA_FLOWER_KEY_TCP_FLAGS_MASK]);
tb[TCA_FLOWER_KEY_ENC_IP_TOS_MASK]);
flower_print_ip_attr("enc_ttl", tb[TCA_FLOWER_KEY_ENC_IP_TTL],
tb[TCA_FLOWER_KEY_ENC_IP_TTL_MASK]);
+ flower_print_enc_opts("enc_opt", tb[TCA_FLOWER_KEY_ENC_OPTS],
+ tb[TCA_FLOWER_KEY_ENC_OPTS_MASK]);
flower_print_matching_flags("ip_flags", FLOWER_IP_FLAGS,
tb[TCA_FLOWER_KEY_FLAGS],
tb[TCA_FLOWER_KEY_FLAGS_MASK]);
+ flower_print_ct_state(tb[TCA_FLOWER_KEY_CT_STATE],
+ tb[TCA_FLOWER_KEY_CT_STATE_MASK]);
+ flower_print_ct_zone(tb[TCA_FLOWER_KEY_CT_ZONE],
+ tb[TCA_FLOWER_KEY_CT_ZONE_MASK]);
+ flower_print_ct_mark(tb[TCA_FLOWER_KEY_CT_MARK],
+ tb[TCA_FLOWER_KEY_CT_MARK_MASK]);
+ flower_print_ct_label(tb[TCA_FLOWER_KEY_CT_LABELS],
+ tb[TCA_FLOWER_KEY_CT_LABELS_MASK]);
+
close_json_object();
if (tb[TCA_FLOWER_FLAGS]) {
if (flags & TCA_CLS_FLAGS_SKIP_SW)
print_bool(PRINT_ANY, "skip_sw", "\n skip_sw", true);
- if (flags & TCA_CLS_FLAGS_IN_HW)
+ if (flags & TCA_CLS_FLAGS_IN_HW) {
print_bool(PRINT_ANY, "in_hw", "\n in_hw", true);
+
+ if (tb[TCA_FLOWER_IN_HW_COUNT]) {
+ __u32 count = rta_getattr_u32(tb[TCA_FLOWER_IN_HW_COUNT]);
+
+ print_uint(PRINT_ANY, "in_hw_count",
+ " in_hw_count %u", count);
+ }
+ }
else if (flags & TCA_CLS_FLAGS_NOT_IN_HW)
print_bool(PRINT_ANY, "not_in_hw", "\n not_in_hw", true);
}
projects / mirror_iproute2.git / blobdiff