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Message-Id: <0670d2ea02d2cbd6d1bc755a814eb8bca52ccfba.1641493556.git.liangwen12year@gmail.com>
Date: Thu, 6 Jan 2022 13:45:51 -0500
From: Wen Liang <liangwen12year@...il.com>
To: netdev@...r.kernel.org
Cc: stephen@...workplumber.org, dsahern@...il.com, aclaudi@...hat.com
Subject: [PATCH iproute2 v3 1/2] tc: u32: add support for json output
Currently u32 filter output does not support json. This commit uses
proper json functions to add support for it.
Signed-off-by: Wen Liang <liangwen12year@...il.com>
---
tc/f_u32.c | 72 ++++++++++++++++++++++++++++--------------------------
1 file changed, 37 insertions(+), 35 deletions(-)
diff --git a/tc/f_u32.c b/tc/f_u32.c
index a5747f67..be16ba1e 100644
--- a/tc/f_u32.c
+++ b/tc/f_u32.c
@@ -1213,11 +1213,11 @@ static int u32_print_opt(struct filter_util *qu, FILE *f, struct rtattr *opt,
if (handle) {
SPRINT_BUF(b1);
- fprintf(f, "fh %s ", sprint_u32_handle(handle, b1));
+ print_string(PRINT_ANY, "fh", "fh %s ", sprint_u32_handle(handle, b1));
}
if (TC_U32_NODE(handle))
- fprintf(f, "order %d ", TC_U32_NODE(handle));
+ print_int(PRINT_ANY, "order", "order %d ", TC_U32_NODE(handle));
if (tb[TCA_U32_SEL]) {
if (RTA_PAYLOAD(tb[TCA_U32_SEL]) < sizeof(*sel))
@@ -1227,15 +1227,13 @@ static int u32_print_opt(struct filter_util *qu, FILE *f, struct rtattr *opt,
}
if (tb[TCA_U32_DIVISOR]) {
- fprintf(f, "ht divisor %d ",
- rta_getattr_u32(tb[TCA_U32_DIVISOR]));
+ print_int(PRINT_ANY, "ht_divisor", "ht divisor %d ", rta_getattr_u32(tb[TCA_U32_DIVISOR]));
} else if (tb[TCA_U32_HASH]) {
__u32 htid = rta_getattr_u32(tb[TCA_U32_HASH]);
-
- fprintf(f, "key ht %x bkt %x ", TC_U32_USERHTID(htid),
- TC_U32_HASH(htid));
+ print_hex(PRINT_ANY, "key_ht", "key ht %x ", TC_U32_USERHTID(htid));
+ print_hex(PRINT_ANY, "bkt", "bkt %x ", TC_U32_HASH(htid));
} else {
- fprintf(f, "??? ");
+ fprintf(stderr, "divisor and hash missing ");
}
if (tb[TCA_U32_CLASSID]) {
SPRINT_BUF(b1);
@@ -1244,12 +1242,11 @@ static int u32_print_opt(struct filter_util *qu, FILE *f, struct rtattr *opt,
sprint_tc_classid(rta_getattr_u32(tb[TCA_U32_CLASSID]),
b1));
} else if (sel && sel->flags & TC_U32_TERMINAL) {
- fprintf(f, "terminal flowid ??? ");
+ print_bool(PRINT_ANY, "terminal_flowid", "terminal flowid ??? ", true);
}
if (tb[TCA_U32_LINK]) {
SPRINT_BUF(b1);
- fprintf(f, "link %s ",
- sprint_u32_handle(rta_getattr_u32(tb[TCA_U32_LINK]),
+ print_string(PRINT_ANY, "link", "link %s ", sprint_u32_handle(rta_getattr_u32(tb[TCA_U32_LINK]),
b1));
}
@@ -1257,14 +1254,14 @@ static int u32_print_opt(struct filter_util *qu, FILE *f, struct rtattr *opt,
__u32 flags = rta_getattr_u32(tb[TCA_U32_FLAGS]);
if (flags & TCA_CLS_FLAGS_SKIP_HW)
- fprintf(f, "skip_hw ");
+ print_bool(PRINT_ANY, "skip_hw", "skip_hw ", true);
if (flags & TCA_CLS_FLAGS_SKIP_SW)
- fprintf(f, "skip_sw ");
+ print_bool(PRINT_ANY, "skip_sw", "skip_sw ", true);
if (flags & TCA_CLS_FLAGS_IN_HW)
- fprintf(f, "in_hw ");
+ print_bool(PRINT_ANY, "in_hw", "in_hw ", true);
else if (flags & TCA_CLS_FLAGS_NOT_IN_HW)
- fprintf(f, "not_in_hw ");
+ print_bool(PRINT_ANY, "not_in_hw", "not_in_hw ", true);
}
if (tb[TCA_U32_PCNT]) {
@@ -1275,10 +1272,10 @@ static int u32_print_opt(struct filter_util *qu, FILE *f, struct rtattr *opt,
pf = RTA_DATA(tb[TCA_U32_PCNT]);
}
- if (sel && show_stats && NULL != pf)
- fprintf(f, " (rule hit %llu success %llu)",
- (unsigned long long) pf->rcnt,
- (unsigned long long) pf->rhit);
+ if (sel && show_stats && NULL != pf) {
+ print_u64(PRINT_ANY, "rule_hit", "(rule hit %llu ", pf->rcnt);
+ print_u64(PRINT_ANY, "success", "success %llu)", pf->rhit);
+ }
if (tb[TCA_U32_MARK]) {
struct tc_u32_mark *mark = RTA_DATA(tb[TCA_U32_MARK]);
@@ -1286,8 +1283,10 @@ static int u32_print_opt(struct filter_util *qu, FILE *f, struct rtattr *opt,
if (RTA_PAYLOAD(tb[TCA_U32_MARK]) < sizeof(*mark)) {
fprintf(f, "\n Invalid mark (kernel&iproute2 mismatch)\n");
} else {
- fprintf(f, "\n mark 0x%04x 0x%04x (success %d)",
- mark->val, mark->mask, mark->success);
+ print_nl();
+ print_0xhex(PRINT_ANY, "fwmark_value", " mark 0x%04x ", mark->val);
+ print_0xhex(PRINT_ANY, "fwmark_mask", "0x%04x ", mark->mask);
+ print_int(PRINT_ANY, "fwmark_success", "(success %d)", mark->success);
}
}
@@ -1298,38 +1297,41 @@ static int u32_print_opt(struct filter_util *qu, FILE *f, struct rtattr *opt,
for (i = 0; i < sel->nkeys; i++) {
show_keys(f, sel->keys + i);
if (show_stats && NULL != pf)
- fprintf(f, " (success %llu ) ",
- (unsigned long long) pf->kcnts[i]);
+ print_u64(PRINT_ANY, "success", " (success %llu ) ", pf->kcnts[i]);
}
}
if (sel->flags & (TC_U32_VAROFFSET | TC_U32_OFFSET)) {
- fprintf(f, "\n offset ");
- if (sel->flags & TC_U32_VAROFFSET)
- fprintf(f, "%04x>>%d at %d ",
- ntohs(sel->offmask),
- sel->offshift, sel->offoff);
+ print_nl();
+ print_string(PRINT_ANY, NULL, "%s", " offset ");
+ if (sel->flags & TC_U32_VAROFFSET) {
+ print_hex(PRINT_ANY, "offset_mask", "%04x", ntohs(sel->offmask));
+ print_int(PRINT_ANY, "offset_shift", ">>%d ", sel->offshift);
+ print_int(PRINT_ANY, "offset_off", "at %d ", sel->offoff);
+ }
if (sel->off)
- fprintf(f, "plus %d ", sel->off);
+ print_int(PRINT_ANY, "plus", "plus %d ", sel->off);
}
if (sel->flags & TC_U32_EAT)
- fprintf(f, " eat ");
+ print_string(PRINT_ANY, NULL, "%s", " eat ");
if (sel->hmask) {
- fprintf(f, "\n hash mask %08x at %d ",
- (unsigned int)htonl(sel->hmask), sel->hoff);
+ print_nl();
+ print_hex(PRINT_ANY, "hash_mask", " hash mask %08x ", (unsigned int)htonl(sel->hmask));
+ print_int(PRINT_ANY, "hash_off", "at %d ", sel->hoff);
}
}
if (tb[TCA_U32_POLICE]) {
- fprintf(f, "\n");
+ print_nl();
tc_print_police(f, tb[TCA_U32_POLICE]);
}
if (tb[TCA_U32_INDEV]) {
struct rtattr *idev = tb[TCA_U32_INDEV];
-
- fprintf(f, "\n input dev %s\n", rta_getattr_str(idev));
+ print_nl();
+ print_string(PRINT_ANY, "input_dev", " input dev %s", rta_getattr_str(idev));
+ print_nl();
}
if (tb[TCA_U32_ACT])
--
2.26.3
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