blob: 97f10f4ddff4b9f17790695edc8c153520657948 [file] [log] [blame]
/*
* Copyright (C) 2010 Michael Brown <mbrown@fensystems.co.uk>.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*
* You can also choose to distribute this program under the terms of
* the Unmodified Binary Distribution Licence (as given in the file
* COPYING.UBDL), provided that you have satisfied its requirements.
*/
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
#include <stdio.h>
#include <errno.h>
#include <getopt.h>
#include <strings.h>
#include <ipxe/fc.h>
#include <ipxe/fcels.h>
#include <ipxe/command.h>
#include <ipxe/parseopt.h>
#include <ipxe/tables.h>
#include <usr/fcmgmt.h>
/** @file
*
* Fibre Channel management commands
*
*/
/**
* Parse Fibre Channel port name
*
* @v text Text
* @ret port Fibre Channel port
* @ret rc Return status code
*/
static int parse_fc_port ( char *text, struct fc_port **port ) {
/* Sanity check */
assert ( text != NULL );
/* Find Fibre Channel port */
*port = fc_port_find ( text );
if ( ! *port ) {
printf ( "\"%s\": no such port\n", text );
return -ENODEV;
}
return 0;
}
/**
* Parse Fibre Channel port ID
*
* @v text Text
* @ret port_id Fibre Channel port ID
* @ret rc Return status code
*/
static int parse_fc_port_id ( char *text, struct fc_port_id *port_id ) {
int rc;
/* Sanity check */
assert ( text != NULL );
/* Parse port ID */
if ( ( rc = fc_id_aton ( text, port_id ) ) != 0 ) {
printf ( "\"%s\": invalid port ID\n", text );
return -EINVAL;
}
return 0;
}
/**
* Parse Fibre Channel ELS handler name
*
* @v text Text
* @ret handler Fibre Channel ELS handler
* @ret rc Return status code
*/
static int parse_fc_els_handler ( char *text, struct fc_els_handler **handler ){
for_each_table_entry ( (*handler), FC_ELS_HANDLERS ) {
if ( strcasecmp ( (*handler)->name, text ) == 0 )
return 0;
}
printf ( "\"%s\": unrecognised ELS\n", text );
return -ENOENT;
}
/** "fcstat" options */
struct fcstat_options {};
/** "fcstat" option list */
static struct option_descriptor fcstat_opts[] = {};
/** "fcstat" command descriptor */
static struct command_descriptor fcstat_cmd =
COMMAND_DESC ( struct fcstat_options, fcstat_opts, 0, 0, NULL );
/**
* The "fcstat" command
*
* @v argc Argument count
* @v argv Argument list
* @ret rc Return status code
*/
static int fcstat_exec ( int argc, char **argv ) {
struct fcstat_options opts;
struct fc_port *port;
struct fc_peer *peer;
int rc;
/* Parse options */
if ( ( rc = parse_options ( argc, argv, &fcstat_cmd, &opts ) ) != 0 )
return rc;
list_for_each_entry ( port, &fc_ports, list )
fcportstat ( port );
list_for_each_entry ( peer, &fc_peers, list )
fcpeerstat ( peer );
return 0;
}
/** "fcels" options */
struct fcels_options {
/** Fibre Channel port */
struct fc_port *port;
/** Fibre Channel peer port ID */
struct fc_port_id peer_port_id;
};
/** "fcels" option list */
static struct option_descriptor fcels_opts[] = {
OPTION_DESC ( "port", 'p', required_argument,
struct fcels_options, port, parse_fc_port ),
OPTION_DESC ( "id", 'i', required_argument,
struct fcels_options, peer_port_id, parse_fc_port_id ),
};
/** "fcels" command descriptor */
static struct command_descriptor fcels_cmd =
COMMAND_DESC ( struct fcels_options, fcels_opts, 1, 1, "<request>" );
/**
* The "fcels" command
*
* @v argc Argument count
* @v argv Argument list
* @ret rc Return status code
*/
static int fcels_exec ( int argc, char **argv ) {
struct fcels_options opts;
struct fc_els_handler *handler;
struct fc_port_id *id;
int rc;
/* Parse options */
if ( ( rc = parse_options ( argc, argv, &fcels_cmd, &opts ) ) != 0 )
return rc;
/* Parse ELS handler */
if ( ( rc = parse_fc_els_handler ( argv[optind], &handler ) ) != 0 )
return rc;
/* Use first port if no port specified */
if ( ! opts.port ) {
opts.port = list_first_entry ( &fc_ports, struct fc_port,
list );
if ( ! opts.port ) {
printf ( "No ports\n" );
return -ENODEV;
}
}
/* Use link peer port ID if no peer port ID specified */
id = &opts.peer_port_id;
if ( memcmp ( id, &fc_empty_port_id, sizeof ( *id ) ) == 0 ) {
if ( fc_link_ok ( &opts.port->link ) &&
! ( opts.port->flags & FC_PORT_HAS_FABRIC ) ) {
id = &opts.port->ptp_link_port_id;
} else {
id = &fc_f_port_id;
}
}
/** Issue ELS */
if ( ( rc = fcels ( opts.port, id, handler ) ) != 0 )
return rc;
return 0;
}
/** Fibre Channel management commands */
struct command fcmgmt_commands[] __command = {
{
.name = "fcstat",
.exec = fcstat_exec,
},
{
.name = "fcels",
.exec = fcels_exec,
},
};