netdev - [PATCH v2 iproute2-next 22/31] tc/pie: implement JSON output

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Message-Id: <20180710210558.20278-23-stephen@networkplumber.org>
Date:   Tue, 10 Jul 2018 14:05:49 -0700
From:   Stephen Hemminger <stephen@...workplumber.org>
To:     netdev@...r.kernel.org
Cc:     Stephen Hemminger <sthemmin@...rosoft.com>,
        Stephen Hemminger <stephen@...workplumber.org>
Subject: [PATCH v2 iproute2-next 22/31] tc/pie: implement JSON output

From: Stephen Hemminger <sthemmin@...rosoft.com>

Signed-off-by: Stephen Hemminger <stephen@...workplumber.org>
---
 tc/q_pie.c | 33 ++++++++++++++++++---------------
 1 file changed, 18 insertions(+), 15 deletions(-)

diff --git a/tc/q_pie.c b/tc/q_pie.c
index f7924ef5e76c..086785588d64 100644
--- a/tc/q_pie.c
+++ b/tc/q_pie.c
@@ -135,8 +135,6 @@ static int pie_print_opt(struct qdisc_util *qu, FILE *f, struct rtattr *opt)
 	unsigned int ecn;
 	unsigned int bytemode;
 
-	SPRINT_BUF(b1);
-
 	if (opt == NULL)
 		return 0;
 
@@ -145,40 +143,40 @@ static int pie_print_opt(struct qdisc_util *qu, FILE *f, struct rtattr *opt)
 	if (tb[TCA_PIE_LIMIT] &&
 	    RTA_PAYLOAD(tb[TCA_PIE_LIMIT]) >= sizeof(__u32)) {
 		limit = rta_getattr_u32(tb[TCA_PIE_LIMIT]);
-		fprintf(f, "limit %up ", limit);
+		print_uint(PRINT_ANY, "limit", "limit %up ", limit);
 	}
 	if (tb[TCA_PIE_TARGET] &&
 	    RTA_PAYLOAD(tb[TCA_PIE_TARGET]) >= sizeof(__u32)) {
 		target = rta_getattr_u32(tb[TCA_PIE_TARGET]);
-		fprintf(f, "target %s ", sprint_time(target, b1));
+		print_time("target", "target %s ", target);
 	}
 	if (tb[TCA_PIE_TUPDATE] &&
 	    RTA_PAYLOAD(tb[TCA_PIE_TUPDATE]) >= sizeof(__u32)) {
 		tupdate = rta_getattr_u32(tb[TCA_PIE_TUPDATE]);
-		fprintf(f, "tupdate %s ", sprint_time(tupdate, b1));
+		print_time("tupdate", "tupdate %s ", tupdate);
 	}
 	if (tb[TCA_PIE_ALPHA] &&
 	    RTA_PAYLOAD(tb[TCA_PIE_ALPHA]) >= sizeof(__u32)) {
 		alpha = rta_getattr_u32(tb[TCA_PIE_ALPHA]);
-		fprintf(f, "alpha %u ", alpha);
+		print_uint(PRINT_ANY, "alpha", "alpha %u ", alpha);
 	}
 	if (tb[TCA_PIE_BETA] &&
 	    RTA_PAYLOAD(tb[TCA_PIE_BETA]) >= sizeof(__u32)) {
 		beta = rta_getattr_u32(tb[TCA_PIE_BETA]);
-		fprintf(f, "beta %u ", beta);
+		print_uint(PRINT_ANY, "beta", "beta %u ", beta);
 	}
 
 	if (tb[TCA_PIE_ECN] && RTA_PAYLOAD(tb[TCA_PIE_ECN]) >= sizeof(__u32)) {
 		ecn = rta_getattr_u32(tb[TCA_PIE_ECN]);
 		if (ecn)
-			fprintf(f, "ecn ");
+			print_null(PRINT_ANY, "ecn", "ecn ", NULL);
 	}
 
 	if (tb[TCA_PIE_BYTEMODE] &&
 	    RTA_PAYLOAD(tb[TCA_PIE_BYTEMODE]) >= sizeof(__u32)) {
 		bytemode = rta_getattr_u32(tb[TCA_PIE_BYTEMODE]);
 		if (bytemode)
-			fprintf(f, "bytemode ");
+			print_null(PRINT_ANY, "bytemode", "bytemode ", NULL);
 	}
 
 	return 0;
@@ -197,12 +195,17 @@ static int pie_print_xstats(struct qdisc_util *qu, FILE *f,
 
 	st = RTA_DATA(xstats);
 	/*prob is returned as a fracion of maximum integer value */
-	fprintf(f, "prob %f delay %uus avg_dq_rate %u\n",
-		(double)st->prob / (double)0xffffffff, st->delay,
-		st->avg_dq_rate);
-	fprintf(f, "pkts_in %u overlimit %u dropped %u maxq %u ecn_mark %u\n",
-		st->packets_in, st->overlimit, st->dropped, st->maxq,
-		st->ecn_mark);
+	print_float(PRINT_ANY, "prob", "prob %f",
+		    (double)st->prob / (double)0xffffffff);
+	print_uint(PRINT_ANY, "delay", " delay %uus", st->delay);
+	print_uint(PRINT_ANY, "avg_dq_rate", " avg_dq_rate %u", st->avg_dq_rate);
+	print_string(PRINT_FP, NULL, "%s", _SL_);
+
+	print_uint(PRINT_ANY, "packets_in", "pkts_in %u", st->packets_in);
+	print_uint(PRINT_ANY, "overlimit", " overlimit %u", st->overlimit);
+	print_uint(PRINT_ANY, "dropped", " dropped %u", st->dropped);
+	print_uint(PRINT_ANY, "maxq", " maxq %u", st->maxq);
+	print_uint(PRINT_ANY, "ecn_mark", " ecn_mark %u", st->ecn_mark);
 	return 0;
 
 }
-- 
2.18.0