diff --git a/src/config/config_fc.c b/src/config/config_fc.c new file mode 100644 index 00000000..26d9bf42 --- /dev/null +++ b/src/config/config_fc.c @@ -0,0 +1,24 @@ +/* + * 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, or (at + * your option) any later version. + */ + +FILE_LICENCE ( GPL2_OR_LATER ); + +#include + +/** @file + * + * Fibre Channel configuration options + * + */ + +/* + * Drag in Fibre Channel-specific commands + * + */ +#ifdef FCMGMT_CMD +REQUIRE_OBJECT ( fcmgmt_cmd ); +#endif diff --git a/src/config/general.h b/src/config/general.h index 623138f5..ee7f9034 100644 --- a/src/config/general.h +++ b/src/config/general.h @@ -112,6 +112,7 @@ FILE_LICENCE ( GPL2_OR_LATER ); #define CONFIG_CMD /* Option configuration console */ #define IFMGMT_CMD /* Interface management commands */ #define IWMGMT_CMD /* Wireless interface management commands */ +#define FCMGMT_CMD /* Fibre Channel management commands */ #define ROUTE_CMD /* Routing table management commands */ #define IMAGE_CMD /* Image management commands */ #define DHCP_CMD /* DHCP management commands */ diff --git a/src/hci/commands/fcmgmt_cmd.c b/src/hci/commands/fcmgmt_cmd.c new file mode 100644 index 00000000..3a4e2846 --- /dev/null +++ b/src/hci/commands/fcmgmt_cmd.c @@ -0,0 +1,189 @@ +/* + * Copyright (C) 2010 Michael Brown . + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +FILE_LICENCE ( GPL2_OR_LATER ); + +#include +#include +#include +#include +#include +#include +#include +#include + +/** @file + * + * Fibre Channel management commands + * + */ + +static void fcstat_syntax ( char **argv ) { + printf ( "Usage:\n %s\n", argv[0] ); +} + +static int fcstat_exec ( int argc, char **argv ) { + static struct option fcstat_opts[] = { + { "help", 0, NULL, 'h' }, + { NULL, 0, NULL, 0 }, + }; + struct fc_port *port; + struct fc_peer *peer; + int c; + + /* Parse options */ + while ( ( c = getopt_long ( argc, argv, "h", fcstat_opts, + NULL ) ) >= 0 ) { + switch ( c ) { + case 'h': + /* Display help text */ + default: + /* Unrecognised/invalid option */ + fcstat_syntax ( argv ); + return 1; + } + } + + if ( optind != argc ) { + fcstat_syntax ( argv ); + return 1; + } + + list_for_each_entry ( port, &fc_ports, list ) + fcportstat ( port ); + list_for_each_entry ( peer, &fc_peers, list ) + fcpeerstat ( peer ); + + return 0; +} + +static void fcels_syntax ( char **argv ) { + printf ( "Usage:\n %s [--port ] [--id ]" + " \n", argv[0] ); +} + +static struct fc_els_handler * fcels_find_handler ( const char *name ) { + struct fc_els_handler *handler; + + for_each_table_entry ( handler, FC_ELS_HANDLERS ) { + if ( strcasecmp ( handler->name, name ) == 0 ) + return handler; + } + return NULL; +} + +static int fcels_exec ( int argc, char **argv ) { + static struct option fcels_opts[] = { + { "help", 0, NULL, 'h' }, + { "port", required_argument, NULL, 'p' }, + { "id", required_argument, NULL, 'i' }, + { NULL, 0, NULL, 0 }, + }; + const char *handler_text; + const char *port_text = NULL; + const char *id_text = NULL; + struct fc_els_handler *handler; + struct fc_port *port; + struct fc_port_id id_buf; + struct fc_port_id *id; + int c; + + /* Parse options */ + while ( ( c = getopt_long ( argc, argv, "hp:i:", fcels_opts, + NULL ) ) >= 0 ) { + switch ( c ) { + case 'p': + port_text = optarg; + break; + case 'i': + id_text = optarg; + break; + case 'h': + /* Display help text */ + default: + /* Unrecognised/invalid option */ + fcels_syntax ( argv ); + return 1; + } + } + + /* Identify ELS */ + if ( optind != ( argc - 1 ) ) { + fcels_syntax ( argv ); + return 1; + } + handler_text = argv[optind]; + handler = fcels_find_handler ( handler_text ); + if ( ! handler ) { + printf ( "%s: unrecognised ELS\n", handler_text ); + return 1; + } + + /* Identify port */ + if ( port_text ) { + /* Use specified port */ + port = fc_port_find ( port_text ); + if ( ! port ) { + printf ( "%s: no such port\n", port_text ); + return 1; + } + } else { + /* Use first port */ + if ( list_empty ( &fc_ports ) ) { + printf ( "No ports\n" ); + return 1; + } + list_for_each_entry ( port, &fc_ports, list ) + break; + } + assert ( port != NULL ); + + /* Identify port ID */ + if ( id_text ) { + if ( fc_id_aton ( id_text, &id_buf ) != 0 ) { + printf ( "%s: invalid port ID\n", id_text ); + return 1; + } + id = &id_buf; + } else { + if ( fc_link_ok ( &port->link ) && + ! ( port->flags & FC_PORT_HAS_FABRIC ) ) { + id = &port->ptp_link_port_id; + } else { + id = &fc_f_port_id; + } + } + assert ( id != NULL ); + + if ( fcels ( port, id, handler ) != 0 ) + return 1; + + return 0; +} + +/** Fibre Channel management commands */ +struct command fcmgmt_commands[] __command = { + { + .name = "fcstat", + .exec = fcstat_exec, + }, + { + .name = "fcels", + .exec = fcels_exec, + }, +}; diff --git a/src/include/usr/fcmgmt.h b/src/include/usr/fcmgmt.h new file mode 100644 index 00000000..9441cefb --- /dev/null +++ b/src/include/usr/fcmgmt.h @@ -0,0 +1,21 @@ +#ifndef _USR_FCMGMT_H +#define _USR_FCMGMT_H + +/** @file + * + * Fibre Channel management + * + */ + +FILE_LICENCE ( GPL2_OR_LATER ); + +struct fc_port; +struct fc_peer; +struct fc_els_handler; + +extern void fcportstat ( struct fc_port *port ); +extern void fcpeerstat ( struct fc_peer *peer ); +extern int fcels ( struct fc_port *port, struct fc_port_id *peer_port_id, + struct fc_els_handler *handler ); + +#endif /* _USR_FCMGMT_H */ diff --git a/src/usr/fcmgmt.c b/src/usr/fcmgmt.c new file mode 100644 index 00000000..5a4d8117 --- /dev/null +++ b/src/usr/fcmgmt.c @@ -0,0 +1,117 @@ +/* + * Copyright (C) 2010 Michael Brown . + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +FILE_LICENCE ( GPL2_OR_LATER ); + +#include +#include +#include +#include +#include +#include +#include + +/** @file + * + * Fibre Channel management + * + */ + +/** + * Print status of Fibre Channel port + * + * @v port Fibre Channel port + */ +void fcportstat ( struct fc_port *port ) { + printf ( "%s: %s", port->name, fc_ntoa ( &port->node_wwn ) ); + printf ( " port %s id %s\n [Link:", fc_ntoa ( &port->port_wwn ), + fc_id_ntoa ( &port->port_id ) ); + if ( fc_link_ok ( &port->link ) ) { + printf ( " up, %s", fc_ntoa ( &port->link_node_wwn ) ); + printf ( " port %s", fc_ntoa ( &port->link_port_wwn ) ); + if ( ( port->flags & FC_PORT_HAS_FABRIC ) ) { + printf ( " fabric" ); + } else { + printf ( " id %s", + fc_id_ntoa ( &port->ptp_link_port_id ) ); + } + printf ( "]\n" ); + } else { + printf ( " down: %s]\n", strerror ( port->link.rc ) ); + } +} + +/** + * Print status of Fibre Channel peer + * + * @v peer Fibre Channel peer + */ +void fcpeerstat ( struct fc_peer *peer ) { + struct fc_ulp *ulp; + uint8_t *param; + unsigned int i; + + printf ( "%s:\n [Link:", fc_ntoa ( &peer->node_wwn ) ); + if ( fc_link_ok ( &peer->link ) ) { + printf ( " up, port %s id %s]\n", peer->port->name, + fc_id_ntoa ( &peer->port_id ) ); + } else { + printf ( " down: %s]\n", strerror ( peer->link.rc ) ); + } + + list_for_each_entry ( ulp, &peer->ulps, list ) { + printf ( " [Type %02x usage %d link:", + ulp->type, ulp->usage ); + if ( fc_link_ok ( &ulp->link ) ) { + printf ( " up, params" ); + param = ulp->param; + for ( i = 0 ; i < ulp->param_len ; i++ ) { + printf ( "%c%02x", ( ( i == 0 ) ? ' ' : ':' ), + param[i] ); + } + } else { + printf ( " down: %s", strerror ( ulp->link.rc ) ); + } + printf ( "]\n" ); + } +} + +/** + * Issue Fibre Channel ELS + * + * @v port Fibre Channel port + * @v peer_port_id Peer port ID + * @v handler ELS handler + * @ret rc Return status code + */ +int fcels ( struct fc_port *port, struct fc_port_id *peer_port_id, + struct fc_els_handler *handler ) { + int rc; + + /* Initiate ELS */ + printf ( "%s %s to %s...", + port->name, handler->name, fc_id_ntoa ( peer_port_id ) ); + if ( ( rc = fc_els_request ( &monojob, port, peer_port_id, + handler ) ) != 0 ) { + printf ( "%s\n", strerror ( rc ) ); + return rc; + } + + /* Wait for ELS to complete */ + return monojob_wait ( "" ); +}