pbrd: PBR_FILTER_DSFIELD -> {PBR_FILTER_DSCP,PBR_FILTER_ECN}

DSCP and ECN matching are configured independently. Maintain
    these values in independent fields in pbrd, zapi, and zebra.

Signed-off-by: G. Paul Ziemba <paulz@labn.net>
This commit is contained in:
G. Paul Ziemba 2023-08-01 06:49:38 -07:00
parent 09262f1b72
commit 5572f45d51
5 changed files with 10 additions and 7 deletions

View File

@ -37,7 +37,8 @@ struct pbr_filter {
#define PBR_FILTER_IP_PROTOCOL (1 << 5)
#define PBR_FILTER_SRC_PORT_RANGE (1 << 6)
#define PBR_FILTER_DST_PORT_RANGE (1 << 7)
#define PBR_FILTER_DSFIELD (1 << 8)
#define PBR_FILTER_DSCP (1 << 8)
#define PBR_FILTER_ECN (1 << 9)
#define PBR_FILTER_PCP (1 << 10)
#define PBR_FILTER_VLAN_FLAGS (1 << 11)
#define PBR_FILTER_VLAN_ID (1 << 12)

View File

@ -361,8 +361,10 @@ DEFPY (pbr_map_match_dscp,
/* Set the DSCP bits of the DSField */
pbrms->dsfield =
(pbrms->dsfield & ~PBR_DSFIELD_DSCP) | (rawDscp << 2);
SET_FLAG(pbrms->filter_bm, PBR_FILTER_DSCP);
} else {
pbrms->dsfield &= ~PBR_DSFIELD_DSCP;
UNSET_FLAG(pbrms->filter_bm, PBR_FILTER_DSCP);
}
pbr_map_check(pbrms, true);
@ -391,8 +393,10 @@ DEFPY (pbr_map_match_ecn,
/* Set the ECN bits of the DSField */
pbrms->dsfield = (pbrms->dsfield & ~PBR_DSFIELD_ECN) | ecn;
SET_FLAG(pbrms->filter_bm, PBR_FILTER_ECN);
} else {
pbrms->dsfield &= ~PBR_DSFIELD_ECN;
UNSET_FLAG(pbrms->filter_bm, PBR_FILTER_ECN);
}
pbr_map_check(pbrms, true);

View File

@ -117,8 +117,8 @@ static ssize_t netlink_rule_msg_encode(
}
/* dsfield, if specified; mask off the ECN bits */
if (filter_bm & PBR_FILTER_DSFIELD)
req->frh.tos = dsfield & 0xfc;
if (filter_bm & PBR_FILTER_DSCP)
req->frh.tos = dsfield & PBR_DSFIELD_DSCP;
/* protocol to match on */
if (filter_bm & PBR_FILTER_IP_PROTOCOL)

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@ -522,12 +522,12 @@ void zebra_pbr_show_rule_unit(struct zebra_pbr_rule *rule, struct vty *vty)
if (prule->filter.filter_bm & PBR_FILTER_DST_PORT)
vty_out(vty, " DST Port Match: %u\n", prule->filter.dst_port);
if (prule->filter.filter_bm & PBR_FILTER_DSFIELD) {
if (prule->filter.filter_bm & PBR_FILTER_DSCP)
vty_out(vty, " DSCP Match: %u\n",
(prule->filter.dsfield & PBR_DSFIELD_DSCP) >> 2);
if (prule->filter.filter_bm & PBR_FILTER_ECN)
vty_out(vty, " ECN Match: %u\n",
prule->filter.dsfield & PBR_DSFIELD_ECN);
}
if (prule->filter.filter_bm & PBR_FILTER_FWMARK)
vty_out(vty, " MARK Match: %u\n", prule->filter.fwmark);

View File

@ -61,8 +61,6 @@ struct zebra_pbr_rule {
(r->rule.filter.filter_bm & PBR_FILTER_SRC_PORT)
#define IS_RULE_FILTERING_ON_DST_PORT(r) \
(r->rule.filter.filter_bm & PBR_FILTER_DST_PORT)
#define IS_RULE_FILTERING_ON_DSFIELD(r) \
(r->rule.filter.filter_bm & PBR_FILTER_DSFIELD)
#define IS_RULE_FILTERING_ON_FWMARK(r) \
(r->rule.filter.filter_bm & PBR_FILTER_FWMARK)