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From: "Wiles, Keith" <keith.wiles@intel.com>
To: "Power, Ciara" <ciara.power@intel.com>
Cc: dev <dev@dpdk.org>, "Laatz, Kevin" <kevin.laatz@intel.com>,
	"Pattan, Reshma" <reshma.pattan@intel.com>,
	"jerinjacobk@gmail.com" <jerinjacobk@gmail.com>,
	"david.marchand@redhat.com" <david.marchand@redhat.com>,
	"mb@smartsharesystems.com" <mb@smartsharesystems.com>,
	"thomas@monjalon.net" <thomas@monjalon.net>,
	"Richardson, Bruce" <bruce.richardson@intel.com>
Subject: Re: [dpdk-dev] [PATCH v2 08/16] ethdev: add callback support for telemetry
Date: Wed, 8 Apr 2020 18:16:10 +0000
Message-ID: <759402D2-5628-4E34-BF87-30068783661F@intel.com> (raw)
In-Reply-To: <20200408164956.47864-9-ciara.power@intel.com>



> On Apr 8, 2020, at 11:49 AM, Power, Ciara <ciara.power@intel.com> wrote:
> 
> From: Bruce Richardson <bruce.richardson@intel.com>
> 
> The ethdev library now registers commands with telemetry, and
> implements the callback functions. These commands allow the list of
> ethdev ports and the stats and link status for a port to be queried.
> 
> Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
> Signed-off-by: Ciara Power <ciara.power@intel.com>
> 
> ---
> v2:
>  - Renamed stats to xstats for device specific stats.
>  - Added link status command for ethdev ports.
> ---
> lib/librte_ethdev/Makefile     |   4 ++
> lib/librte_ethdev/meson.build  |   4 ++
> lib/librte_ethdev/rte_ethdev.c | 106 +++++++++++++++++++++++++++++++++
> 3 files changed, 114 insertions(+)
> 
> diff --git a/lib/librte_ethdev/Makefile b/lib/librte_ethdev/Makefile
> index b627e4e23b..4ba9cb8f47 100644
> --- a/lib/librte_ethdev/Makefile
> +++ b/lib/librte_ethdev/Makefile
> @@ -24,6 +24,10 @@ SRCS-y += rte_tm.c
> SRCS-y += rte_mtr.c
> SRCS-y += ethdev_profile.c
> 
> +ifeq ($(CONFIG_RTE_LIBRTE_TELEMETRY),y)
> +LDLIBS += -lrte_telemetry
> +endif
> +
> #
> # Export include files
> #
> diff --git a/lib/librte_ethdev/meson.build b/lib/librte_ethdev/meson.build
> index 3537f22f59..072805cf18 100644
> --- a/lib/librte_ethdev/meson.build
> +++ b/lib/librte_ethdev/meson.build
> @@ -26,3 +26,7 @@ headers = files('rte_ethdev.h',
> 	'rte_tm_driver.h')
> 
> deps += ['net', 'kvargs', 'meter']
> +
> +if dpdk_conf.has('RTE_LIBRTE_TELEMETRY')
> +	deps += ['telemetry']
> +endif
> diff --git a/lib/librte_ethdev/rte_ethdev.c b/lib/librte_ethdev/rte_ethdev.c
> index 0854ef8832..f033d60152 100644
> --- a/lib/librte_ethdev/rte_ethdev.c
> +++ b/lib/librte_ethdev/rte_ethdev.c
> @@ -38,6 +38,9 @@
> #include <rte_kvargs.h>
> #include <rte_class.h>
> #include <rte_ether.h>
> +#ifdef RTE_LIBRTE_TELEMETRY
> +#include <rte_telemetry.h>
> +#endif
> 
> #include "rte_ethdev.h"
> #include "rte_ethdev_driver.h"
> @@ -5189,9 +5192,112 @@ rte_eth_devargs_parse(const char *dargs, struct rte_eth_devargs *eth_da)
> 	return result;
> }
> 
> +#ifdef RTE_LIBRTE_TELEMETRY
> +static int
> +handle_port_list(const char *cmd __rte_unused,
> +		const char *params __rte_unused,
> +		char *buffer, int buf_len)
> +{
> +	int port_id, used = 0;
> +
> +	used = rte_tel_json_empty_array(buffer, buf_len, used);
> +	RTE_ETH_FOREACH_DEV(port_id)
> +		used = rte_tel_json_add_array_int(buffer, buf_len, used,
> +				port_id);
> +	return used;
> +}
> +
> +static int
> +handle_port_xstats(const char *cmd __rte_unused,
> +		const char *params,
> +		char *buffer, int buf_len)
> +{
> +	struct rte_eth_xstat *eth_xstats;
> +	struct rte_eth_xstat_name *xstat_names;
> +	int port_id, num_xstats;
> +	int i, ret;
> +	int used = 0;
> +
> +	if (params == NULL || strlen(params) == 0 || !isdigit(*params))
> +		return -1;
> +
> +	port_id = atoi(params);
> +	if (!rte_eth_dev_is_valid_port(port_id))
> +		return -1;
> +
> +	num_xstats = rte_eth_xstats_get(port_id, NULL, 0);
> +	if (num_xstats < 0)
> +		return -1;
> +
> +	/* use one malloc for both names and stats */
> +	eth_xstats = malloc((sizeof(struct rte_eth_xstat) +
> +			sizeof(struct rte_eth_xstat_name)) * num_xstats);
> +	if (eth_xstats == NULL)
> +		return -1;
> +	xstat_names = (void *)&eth_xstats[num_xstats];
> +
> +	ret = rte_eth_xstats_get_names(port_id, xstat_names, num_xstats);
> +	if (ret < 0 || ret > num_xstats) {
> +		free(eth_xstats);
> +		return -1;
> +	}
> +
> +	ret = rte_eth_xstats_get(port_id, eth_xstats, num_xstats);
> +	if (ret < 0 || ret > num_xstats) {
> +		free(eth_xstats);
> +		return -1;
> +	}
> +
> +	used = rte_tel_json_empty_obj(buffer, buf_len, used);
> +	for (i = 0; i < num_xstats; i++)
> +		used = rte_tel_json_add_obj_u64(buffer, buf_len, used,
> +				xstat_names[i].name, eth_xstats[i].value);
> +
> +	return used;
> +}
> +
> +static int
> +handle_port_link_status(const char *cmd __rte_unused,
> +		const char *params,
> +		char *buffer, int buf_len)
> +{
> +	int ret, port_id;
> +	struct rte_eth_link link;
> +
> +	if (params == NULL || strlen(params) == 0 || !isdigit(*params))
> +		return -1;
> +
> +	port_id = atoi(params);
> +	if (!rte_eth_dev_is_valid_port(port_id))
> +		return -1;
> +
> +	ret = rte_eth_link_get(port_id, &link);
> +	if (ret < 0)
> +		return -1;
> +
> +	if (link.link_status)
> +		ret = snprintf(buffer, buf_len,
> +				"{\"status\":\"%s\", \"speed\":%u, \"duplex\":"
> +				"\"%s\"}", link.link_status ? "UP" : "DOWN:",
> +				link.link_speed,
> +				(link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
> +				("full-duplex") : ("half-duplex"));

Adding link status nice. Please remove the spaces in the output string.

> +	else
> +		ret = snprintf(buffer, buf_len, "{\"status\":\"DOWN\"}");
> +
> +	return ret >= buf_len ? -1 : ret;
> +}
> +#endif
> +
> RTE_INIT(ethdev_init_log)
> {
> 	rte_eth_dev_logtype = rte_log_register("lib.ethdev");
> 	if (rte_eth_dev_logtype >= 0)
> 		rte_log_set_level(rte_eth_dev_logtype, RTE_LOG_INFO);
> +#ifdef RTE_LIBRTE_TELEMETRY
> +	rte_telemetry_register_cmd("/ethdev/list", handle_port_list);
> +	rte_telemetry_register_cmd("/ethdev/xstats", handle_port_xstats);
> +	rte_telemetry_register_cmd("/ethdev/link_status",
> +			handle_port_link_status);
> +#endif
> }
> -- 
> 2.17.1
> 


  reply	other threads:[~2020-04-08 18:16 UTC|newest]

Thread overview: 130+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-19 17:18 [dpdk-dev] [PATCH 00/12] update and simplify telemetry library Ciara Power
2020-03-19 17:18 ` [dpdk-dev] [PATCH 01/12] telemetry: move code to metrics for later reuse Ciara Power
2020-03-19 17:18 ` [dpdk-dev] [PATCH 02/12] metrics: reduce code taken from telemetry Ciara Power
2020-03-19 17:18 ` [dpdk-dev] [PATCH 03/12] telemetry: invert dependency on metrics Ciara Power
2020-03-19 17:18 ` [dpdk-dev] [PATCH 04/12] telemetry: introduce new telemetry functionality Ciara Power
2020-03-19 17:19 ` [dpdk-dev] [PATCH 05/12] ethdev: add callback support for telemetry Ciara Power
2020-03-19 17:19 ` [dpdk-dev] [PATCH 06/12] usertools: add new telemetry python script Ciara Power
2020-03-19 17:19 ` [dpdk-dev] [PATCH 07/12] rawdev: add callback support for telemetry Ciara Power
2020-03-19 17:19 ` [dpdk-dev] [PATCH 08/12] examples/l3fwd-power: enable use of new telemetry Ciara Power
2020-03-19 17:19 ` [dpdk-dev] [PATCH 09/12] telemetry: introduce telemetry backward compatibility Ciara Power
2020-03-19 17:19 ` [dpdk-dev] [PATCH 10/12] telemetry: remove existing telemetry files Ciara Power
2020-03-19 17:19 ` [dpdk-dev] [PATCH 11/12] lib: add telemetry as eal dependency Ciara Power
2020-03-20 12:03   ` Jerin Jacob
2020-03-20 13:50     ` Bruce Richardson
2020-03-19 17:19 ` [dpdk-dev] [PATCH 12/12] eal: add eal telemetry callbacks Ciara Power
2020-04-01 15:42 ` [dpdk-dev] [PATCH 00/12] update and simplify telemetry library David Marchand
2020-04-01 16:16   ` Bruce Richardson
2020-04-02  8:30     ` Morten Brørup
2020-04-02  9:38       ` Thomas Monjalon
2020-04-01 16:48 ` Wiles, Keith
2020-04-02 10:09   ` Bruce Richardson
2020-04-08 16:49 ` [dpdk-dev] [PATCH v2 00/16] " Ciara Power
2020-04-08 16:49   ` [dpdk-dev] [PATCH v2 01/16] build: add arch-specific header path to global includes Ciara Power
2020-04-08 16:49   ` [dpdk-dev] [PATCH v2 02/16] telemetry: move code to metrics for later reuse Ciara Power
2020-04-08 16:49   ` [dpdk-dev] [PATCH v2 03/16] metrics: reduce code taken from telemetry Ciara Power
2020-04-08 16:49   ` [dpdk-dev] [PATCH v2 04/16] telemetry: invert dependency on metrics Ciara Power
2020-04-10 16:15     ` Pattan, Reshma
2020-04-15  9:50       ` Power, Ciara
2020-04-08 16:49   ` [dpdk-dev] [PATCH v2 05/16] telemetry: introduce new telemetry functionality Ciara Power
2020-04-08 17:56     ` Wiles, Keith
2020-04-08 16:49   ` [dpdk-dev] [PATCH v2 06/16] telemetry: add utility functions for creating json Ciara Power
2020-04-08 18:12     ` Wiles, Keith
2020-04-09  8:19       ` Bruce Richardson
2020-04-08 16:49   ` [dpdk-dev] [PATCH v2 07/16] app/test: add telemetry json tests Ciara Power
2020-04-08 16:49   ` [dpdk-dev] [PATCH v2 08/16] ethdev: add callback support for telemetry Ciara Power
2020-04-08 18:16     ` Wiles, Keith [this message]
2020-04-09  8:20       ` Bruce Richardson
2020-04-10  9:57         ` [dpdk-dev] [PATCH v2 08/16] ethdev: add callback support fortelemetry Morten Brørup
2020-04-08 16:49   ` [dpdk-dev] [PATCH v2 09/16] usertools: add new telemetry python script Ciara Power
2020-04-10  9:43     ` Pattan, Reshma
2020-04-10  9:54       ` Bruce Richardson
2020-04-08 16:49   ` [dpdk-dev] [PATCH v2 10/16] rawdev: add callback support for telemetry Ciara Power
2020-04-08 16:49   ` [dpdk-dev] [PATCH v2 11/16] examples/l3fwd-power: enable use of new telemetry Ciara Power
2020-04-10  8:42     ` Pattan, Reshma
2020-04-08 16:49   ` [dpdk-dev] [PATCH v2 12/16] telemetry: introduce telemetry backward compatibility Ciara Power
2020-04-10 17:00     ` Pattan, Reshma
2020-04-08 16:49   ` [dpdk-dev] [PATCH v2 13/16] telemetry: remove existing telemetry files Ciara Power
2020-04-08 16:49   ` [dpdk-dev] [PATCH v2 14/16] lib: add telemetry as eal dependency Ciara Power
2020-04-08 16:49   ` [dpdk-dev] [PATCH v2 15/16] eal: add eal telemetry callbacks Ciara Power
2020-04-08 16:49   ` [dpdk-dev] [PATCH v2 16/16] doc: update telemetry documentation Ciara Power
2020-04-08 18:03   ` [dpdk-dev] [PATCH v2 00/16] update and simplify telemetry library Thomas Monjalon
2020-04-09  9:19     ` Bruce Richardson
2020-04-09  9:37       ` Thomas Monjalon
2020-04-10 14:39         ` Wiles, Keith
2020-04-10 14:51           ` Thomas Monjalon
2020-04-10 14:59             ` Wiles, Keith
2020-04-23 10:30         ` Luca Boccassi
2020-04-23 10:44           ` Thomas Monjalon
2020-04-23 11:46             ` Luca Boccassi
2020-04-10 10:49   ` Morten Brørup
2020-04-10 14:21     ` Wiles, Keith
2020-04-10 18:06       ` [dpdk-dev] [PATCH v2 00/16] update and simplify telemetrylibrary Morten Brørup
2020-04-20 13:18         ` Bruce Richardson
2020-04-20 14:55           ` [dpdk-dev] [PATCH v2 00/16] update and simplifytelemetrylibrary Morten Brørup
2020-04-21 12:39 ` [dpdk-dev] [PATCH v3 00/17] update and simplify telemetry library Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 01/17] build: add arch-specific header path to global includes Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 02/17] telemetry: move code to metrics for later reuse Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 03/17] metrics: reduce code taken from telemetry Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 04/17] telemetry: invert dependency on metrics Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 05/17] telemetry: introduce new telemetry functionality Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 06/17] telemetry: add utility functions for creating json Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 07/17] app/test: add telemetry json tests Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 08/17] ethdev: add callback support for telemetry Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 09/17] usertools: add new telemetry python script Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 10/17] rawdev: add callback support for telemetry Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 11/17] examples/l3fwd-power: enable use of new telemetry Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 12/17] telemetry: introduce telemetry backward compatibility Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 13/17] telemetry: remove existing telemetry files Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 14/17] lib: add telemetry as eal dependency Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 15/17] eal: remove rte-option infrastructure Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 16/17] eal: add eal telemetry callbacks Ciara Power
2020-04-21 12:39   ` [dpdk-dev] [PATCH v3 17/17] doc: update telemetry documentation Ciara Power
2020-04-24 12:41 ` [dpdk-dev] [PATCH v4 00/18] update and simplify telemetry library Ciara Power
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 01/18] build: add arch-specific header path to global includes Ciara Power
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 02/18] telemetry: move code to metrics for later reuse Ciara Power
2020-04-24 15:29     ` Stephen Hemminger
2020-04-24 15:49       ` Bruce Richardson
2020-04-27  9:53       ` Power, Ciara
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 03/18] metrics: reduce code taken from telemetry Ciara Power
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 04/18] telemetry: invert dependency on metrics Ciara Power
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 05/18] telemetry: add utility functions for creating json Ciara Power
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 06/18] telemetry: introduce new telemetry functionality Ciara Power
2020-04-24 20:50     ` Wiles, Keith
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 07/18] telemetry: add functions for returning callback data Ciara Power
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 08/18] telemetry: add default callback commands Ciara Power
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 09/18] usertools: add new telemetry python script Ciara Power
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 10/18] ethdev: add callback support for telemetry Ciara Power
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 11/18] rawdev: " Ciara Power
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 12/18] examples/l3fwd-power: enable use of new telemetry Ciara Power
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 13/18] telemetry: introduce telemetry backward compatibility Ciara Power
2020-04-24 20:59     ` Wiles, Keith
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 14/18] telemetry: remove existing telemetry files Ciara Power
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 15/18] lib: add telemetry as eal dependency Ciara Power
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 16/18] eal: remove rte-option infrastructure Ciara Power
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 17/18] eal: add eal telemetry callbacks Ciara Power
2020-04-24 12:41   ` [dpdk-dev] [PATCH v4 18/18] doc: update telemetry documentation Ciara Power
2020-04-24 21:09   ` [dpdk-dev] [PATCH v4 00/18] update and simplify telemetry library Wiles, Keith
2020-04-30 16:01 ` [dpdk-dev] [PATCH v5 " Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 01/18] build: add arch-specific header path to global includes Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 02/18] telemetry: move code to metrics for later reuse Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 03/18] metrics: reduce code taken from telemetry Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 04/18] telemetry: invert dependency on metrics Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 05/18] telemetry: add utility functions for creating json Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 06/18] telemetry: introduce new telemetry functionality Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 07/18] telemetry: add functions for returning callback data Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 08/18] telemetry: add default callback commands Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 09/18] usertools: add new telemetry python script Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 10/18] ethdev: add callback support for telemetry Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 11/18] rawdev: " Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 12/18] examples/l3fwd-power: enable use of new telemetry Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 13/18] telemetry: introduce telemetry backward compatibility Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 14/18] telemetry: remove existing telemetry files Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 15/18] lib: add telemetry as eal dependency Ciara Power
2020-05-10 22:29     ` Thomas Monjalon
2020-05-11  8:41       ` Bruce Richardson
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 16/18] eal: remove rte-option infrastructure Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 17/18] eal: add eal telemetry callbacks Ciara Power
2020-04-30 16:01   ` [dpdk-dev] [PATCH v5 18/18] doc: update telemetry documentation Ciara Power
2020-05-01 14:41   ` [dpdk-dev] [PATCH v5 00/18] update and simplify telemetry library Wiles, Keith
2020-05-10 22:41   ` Thomas Monjalon

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