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quic: add cli command for stats

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add command to display stats from quicly (rtt, packet loss)

Type: feature

Change-Id: Iaa18bc78fbf80a9367ef150a8cf4997a456c6b39
Signed-off-by: MathiasRaoul <mathias.raoul@gmail.com>
This commit is contained in:
MathiasRaoul
2019-09-26 09:07:16 +00:00
committed by Dave Wallace
parent 7ff07354c3
commit 922f0b211c
1 changed files with 47 additions and 0 deletions
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47
src/plugins/quic/quic.c
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@ -2255,6 +2255,47 @@ quic_plugin_crypto_command_fn (vlib_main_t * vm,
return 0;
}
static u8 *
quic_format_ctx_stat (u8 * s, va_list * args)
{
quic_ctx_t *ctx = va_arg (*args, quic_ctx_t *);
quicly_stats_t quicly_stats;
quicly_get_stats (ctx->conn, &quicly_stats);
s = format (s, "\n\rQUIC conn stats \n\r");
s =
format (s, "RTT: min:%d, smoothed:%d, variance:%d, latest:%d \n\r",
quicly_stats.rtt.minimum, quicly_stats.rtt.smoothed,
quicly_stats.rtt.variance, quicly_stats.rtt.latest);
s = format (s, "Packet loss:%d \n\r", quicly_stats.num_packets.lost);
return s;
}
static clib_error_t *
quic_plugin_showstats_command_fn (vlib_main_t * vm,
unformat_input_t * input,
vlib_cli_command_t * cmd)
{
quic_main_t *qm = &quic_main;
quic_ctx_t *ctx = NULL;
u32 num_workers = vlib_num_workers ();
for (int i = 0; i < num_workers + 1; i++)
{
/* *INDENT-OFF* */
pool_foreach (ctx, qm->ctx_pool[i],
({
if(!(ctx->flags & QUIC_F_IS_LISTENER) && !(ctx->flags & QUIC_F_IS_STREAM))
vlib_cli_output (vm, "%U", quic_format_ctx_stat, ctx);
}));
/* *INDENT-ON* */
}
return 0;
}
/* *INDENT-OFF* */
VLIB_CLI_COMMAND(quic_plugin_crypto_command, static)=
{
@ -2262,6 +2303,12 @@ VLIB_CLI_COMMAND(quic_plugin_crypto_command, static)=
.short_help = "quic set crypto api [picotls, vpp]",
.function = quic_plugin_crypto_command_fn,
};
VLIB_CLI_COMMAND(quic_plugin_stats_command, static)=
{
.path = "show quic stats",
.short_help = "show quic stats",
.function = quic_plugin_showstats_command_fn,
};
VLIB_PLUGIN_REGISTER () =
{
.version = VPP_BUILD_VER,