[spp] [PATCH 1/1] spp_vf: return secondary process type

[Yasufumi Ogawa]

> spp-ctl requires to be notified ID and type from secondary processes
> while registering. This update is to change to return the secondary type
> of `none`, `vf` or `mirror`.
Thsi patche is applied. Thanks!

Acked-by: Yasufumi Ogawa <ogawa.yasufumi at lab.ntt.co.jp>
> 
> Signed-off-by: Hideyuki Yamashita <yamashita.hideyuki at po.ntt-tx.co.jp>
> Signed-off-by: Naoki Takada <takada.naoki at lab.ntt.co.jp>
> ---
>   src/vf/common/command_proc.c | 34 ++++++++++++++++++++++++++++++++++
>   src/vf/common/spp_proc.h     |  9 +++++++++
>   src/vf/spp_vf.c              |  4 +++-
>   3 files changed, 46 insertions(+), 1 deletion(-)
> 
> diff --git a/src/vf/common/command_proc.c b/src/vf/common/command_proc.c
> index e6a9fab..cf35ce0 100644
> --- a/src/vf/common/command_proc.c
> +++ b/src/vf/common/command_proc.c
> @@ -66,6 +66,18 @@ struct command_response_list {
>   	int (*func)(const char *name, char **output, void *tmp);
>   };
>   
> +/*
> + * seconary type string list
> + * do it same the order enum secondary_type (spp_proc.h)
> + */
> +const char *SECONDARY_PROCESS_TYPE_SRINGS[] = {
> +	"none",
> +	"vf",
> +	"mirror",
> +
> +	/* termination */ "",
> +};
> +
>   /*
>    * port ability string list
>    * do it same as the order of enum spp_port_ability_type (spp_vf.h)
> @@ -101,6 +113,17 @@ spp_get_client_id(void)
>   	return startup_param->client_id;
>   }
>   
> +/* get process type */
> +static int
> +spp_get_process_type(void)
> +{
> +	struct startup_param *startup_param;
> +
> +	spp_get_mng_data_addr(&startup_param,
> +			NULL, NULL, NULL, NULL, NULL, NULL);
> +	return startup_param->secondary_type;
> +}
> +
>   /* Check if port has been flushed. */
>   static int
>   spp_check_flush_port(enum port_type iface_type, int iface_no)
> @@ -886,6 +909,15 @@ append_interface_array(char **output, const enum port_type type)
>   	return SPP_RET_OK;
>   }
>   
> +/* append a secondary process type for JSON format */
> +static int
> +append_process_type_value(const char *name, char **output,
> +		void *tmp __attribute__ ((unused)))
> +{
> +	return append_json_str_value(name, output,
> +			SECONDARY_PROCESS_TYPE_SRINGS[spp_get_process_type()]);
> +}
> +
>   /* append a list of interface numbers for JSON format */
>   static int
>   append_interface_value(const char *name, char **output,
> @@ -1465,6 +1497,8 @@ send_command_result_response(int *sock,
>   					"client id response.\n");
>   			return;
>   		}
> +		ret = append_process_type_value("process_type",
> +							&tmp_buff, NULL);
>   	}
>   
>   	/* append info value */
> diff --git a/src/vf/common/spp_proc.h b/src/vf/common/spp_proc.h
> index 8bb43ec..4001c21 100644
> --- a/src/vf/common/spp_proc.h
> +++ b/src/vf/common/spp_proc.h
> @@ -148,6 +148,13 @@ enum copy_mng_flg {
>   	COPY_MNG_FLG_ALLCOPY,
>   };
>   
> +/* secondary process type used only from spp_vf and spp_mirror */
> +enum secondary_type {
> +	SECONDARY_TYPE_NONE,
> +	SECONDARY_TYPE_VF,
> +	SECONDARY_TYPE_MIRROR,
> +};
> +
>   /**
>    * Interface information structure
>    */
> @@ -218,6 +225,8 @@ struct startup_param {
>   				/* IP address stiring of spp-ctl */
>   	int server_port;	/* Port Number of spp-ctl */
>   	int vhost_client;	/* Flag for --vhost-client option */
> +	enum secondary_type secondary_type;
> +				/* secondary type */
>   };
>   
>   /* Manage number of interfaces  and port information as global variable */
> diff --git a/src/vf/spp_vf.c b/src/vf/spp_vf.c
> index 7ceb88f..4e4a8e1 100644
> --- a/src/vf/spp_vf.c
> +++ b/src/vf/spp_vf.c
> @@ -171,10 +171,12 @@ parse_app_args(int argc, char *argv[])
>   		usage(progname);
>   		return SPP_RET_NG;
>   	}
> +	g_startup_param.secondary_type = SECONDARY_TYPE_VF;
>   	RTE_LOG(INFO, APP,
> -			"app opts (client_id=%d,server=%s:%d,"
> +			"app opts (client_id=%d,type=%d,server=%s:%d,"
>   			"vhost_client=%d)\n",
>   			g_startup_param.client_id,
> +			g_startup_param.secondary_type,
>   			g_startup_param.server_ip,
>   			g_startup_param.server_port,
>   			g_startup_param.vhost_client);
>