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| Current File : //usr/src/contrib/ofed/management/opensm/opensm/osm_console.c |
/*
* Copyright (c) 2005-2008 Voltaire, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*/
#if HAVE_CONFIG_H
# include <config.h>
#endif /* HAVE_CONFIG_H */
#define _GNU_SOURCE /* for getline */
#include <stdio.h>
#include <stdlib.h>
#include <sys/poll.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
#ifdef ENABLE_OSM_CONSOLE_SOCKET
#include <arpa/inet.h>
#endif
#include <unistd.h>
#include <errno.h>
#include <ctype.h>
#include <sys/time.h>
#include <opensm/osm_console.h>
#include <complib/cl_passivelock.h>
#include <opensm/osm_perfmgr.h>
#include <opensm/osm_subnet.h>
struct command {
char *name;
void (*help_function) (FILE * out, int detail);
void (*parse_function) (char **p_last, osm_opensm_t * p_osm,
FILE * out);
};
static struct {
int on;
int delay_s;
time_t previous;
void (*loop_function) (osm_opensm_t * p_osm, FILE * out);
} loop_command = {
on: 0, delay_s: 2, loop_function:NULL};
static const struct command console_cmds[];
static inline char *next_token(char **p_last)
{
return strtok_r(NULL, " \t\n\r", p_last);
}
static void help_command(FILE * out, int detail)
{
int i;
fprintf(out, "Supported commands and syntax:\n");
fprintf(out, "help [<command>]\n");
/* skip help command */
for (i = 1; console_cmds[i].name; i++)
console_cmds[i].help_function(out, 0);
}
static void help_quit(FILE * out, int detail)
{
fprintf(out, "quit (not valid in local mode; use ctl-c)\n");
}
static void help_loglevel(FILE * out, int detail)
{
fprintf(out, "loglevel [<log-level>]\n");
if (detail) {
fprintf(out, " log-level is OR'ed from the following\n");
fprintf(out, " OSM_LOG_NONE 0x%02X\n",
OSM_LOG_NONE);
fprintf(out, " OSM_LOG_ERROR 0x%02X\n",
OSM_LOG_ERROR);
fprintf(out, " OSM_LOG_INFO 0x%02X\n",
OSM_LOG_INFO);
fprintf(out, " OSM_LOG_VERBOSE 0x%02X\n",
OSM_LOG_VERBOSE);
fprintf(out, " OSM_LOG_DEBUG 0x%02X\n",
OSM_LOG_DEBUG);
fprintf(out, " OSM_LOG_FUNCS 0x%02X\n",
OSM_LOG_FUNCS);
fprintf(out, " OSM_LOG_FRAMES 0x%02X\n",
OSM_LOG_FRAMES);
fprintf(out, " OSM_LOG_ROUTING 0x%02X\n",
OSM_LOG_ROUTING);
fprintf(out, " OSM_LOG_SYS 0x%02X\n",
OSM_LOG_SYS);
fprintf(out, "\n");
fprintf(out, " OSM_LOG_DEFAULT_LEVEL 0x%02X\n",
OSM_LOG_DEFAULT_LEVEL);
}
}
static void help_priority(FILE * out, int detail)
{
fprintf(out, "priority [<sm-priority>]\n");
}
static void help_resweep(FILE * out, int detail)
{
fprintf(out, "resweep [heavy|light]\n");
}
static void help_reroute(FILE * out, int detail)
{
fprintf(out, "reroute\n");
if (detail) {
fprintf(out, "reroute the fabric\n");
}
}
static void help_status(FILE * out, int detail)
{
fprintf(out, "status [loop]\n");
if (detail) {
fprintf(out, " loop -- type \"q<ret>\" to quit\n");
}
}
static void help_logflush(FILE * out, int detail)
{
fprintf(out, "logflush -- flush the opensm.log file\n");
}
static void help_querylid(FILE * out, int detail)
{
fprintf(out,
"querylid lid -- print internal information about the lid specified\n");
}
static void help_portstatus(FILE * out, int detail)
{
fprintf(out, "portstatus [ca|switch|router]\n");
if (detail) {
fprintf(out, "summarize port status\n");
fprintf(out,
" [ca|switch|router] -- limit the results to the node type specified\n");
}
}
static void help_switchbalance(FILE * out, int detail)
{
fprintf(out, "switchbalance [verbose] [guid]\n");
if (detail) {
fprintf(out, "output switch balancing information\n");
fprintf(out,
" [verbose] -- verbose output\n"
" [guid] -- limit results to specified guid\n");
}
}
static void help_lidbalance(FILE * out, int detail)
{
fprintf(out, "lidbalance [switchguid]\n");
if (detail) {
fprintf(out, "output lid balanced forwarding information\n");
fprintf(out,
" [switchguid] -- limit results to specified switch guid\n");
}
}
static void help_dump_conf(FILE *out, int detail)
{
fprintf(out, "dump_conf\n");
if (detail) {
fprintf(out, "dump current opensm configuration\n");
}
}
#ifdef ENABLE_OSM_PERF_MGR
static void help_perfmgr(FILE * out, int detail)
{
fprintf(out,
"perfmgr [enable|disable|clear_counters|dump_counters|sweep_time[seconds]]\n");
if (detail) {
fprintf(out,
"perfmgr -- print the performance manager state\n");
fprintf(out,
" [enable|disable] -- change the perfmgr state\n");
fprintf(out,
" [sweep_time] -- change the perfmgr sweep time (requires [seconds] option)\n");
fprintf(out,
" [clear_counters] -- clear the counters stored\n");
fprintf(out,
" [dump_counters [mach]] -- dump the counters (optionally in [mach]ine readable format)\n");
fprintf(out,
" [print_counters <nodename|nodeguid>] -- print the counters for the specified node\n");
}
}
#endif /* ENABLE_OSM_PERF_MGR */
/* more help routines go here */
static void help_parse(char **p_last, osm_opensm_t * p_osm, FILE * out)
{
char *p_cmd;
int i, found = 0;
p_cmd = next_token(p_last);
if (!p_cmd)
help_command(out, 0);
else {
for (i = 1; console_cmds[i].name; i++) {
if (!strcmp(p_cmd, console_cmds[i].name)) {
found = 1;
console_cmds[i].help_function(out, 1);
break;
}
}
if (!found) {
fprintf(out, "%s : Command not found\n\n", p_cmd);
help_command(out, 0);
}
}
}
static void loglevel_parse(char **p_last, osm_opensm_t * p_osm, FILE * out)
{
char *p_cmd;
int level;
p_cmd = next_token(p_last);
if (!p_cmd)
fprintf(out, "Current log level is 0x%x\n",
osm_log_get_level(&p_osm->log));
else {
/* Handle x, 0x, and decimal specification of log level */
if (!strncmp(p_cmd, "x", 1)) {
p_cmd++;
level = strtoul(p_cmd, NULL, 16);
} else {
if (!strncmp(p_cmd, "0x", 2)) {
p_cmd += 2;
level = strtoul(p_cmd, NULL, 16);
} else
level = strtol(p_cmd, NULL, 10);
}
if ((level >= 0) && (level < 256)) {
fprintf(out, "Setting log level to 0x%x\n", level);
osm_log_set_level(&p_osm->log, level);
} else
fprintf(out, "Invalid log level 0x%x\n", level);
}
}
static void priority_parse(char **p_last, osm_opensm_t * p_osm, FILE * out)
{
char *p_cmd;
int priority;
p_cmd = next_token(p_last);
if (!p_cmd)
fprintf(out, "Current sm-priority is %d\n",
p_osm->subn.opt.sm_priority);
else {
priority = strtol(p_cmd, NULL, 0);
if (0 > priority || 15 < priority)
fprintf(out,
"Invalid sm-priority %d; must be between 0 and 15\n",
priority);
else {
fprintf(out, "Setting sm-priority to %d\n", priority);
osm_set_sm_priority(&p_osm->sm, (uint8_t)priority);
}
}
}
static char *sm_state_str(int state)
{
switch (state) {
case IB_SMINFO_STATE_DISCOVERING:
return ("Discovering");
case IB_SMINFO_STATE_STANDBY:
return ("Standby");
case IB_SMINFO_STATE_NOTACTIVE:
return ("Not Active");
case IB_SMINFO_STATE_MASTER:
return ("Master");
}
return ("UNKNOWN");
}
static char *sa_state_str(osm_sa_state_t state)
{
switch (state) {
case OSM_SA_STATE_INIT:
return ("Init");
case OSM_SA_STATE_READY:
return ("Ready");
}
return ("UNKNOWN");
}
static void print_status(osm_opensm_t * p_osm, FILE * out)
{
cl_list_item_t *item;
if (out) {
cl_plock_acquire(&p_osm->lock);
fprintf(out, " OpenSM Version : %s\n", p_osm->osm_version);
fprintf(out, " SM State : %s\n",
sm_state_str(p_osm->subn.sm_state));
fprintf(out, " SA State : %s\n",
sa_state_str(p_osm->sa.state));
fprintf(out, " Routing Engine : %s\n",
osm_routing_engine_type_str(p_osm->
routing_engine_used));
fprintf(out, " Loaded event plugins :");
if (cl_qlist_head(&p_osm->plugin_list) ==
cl_qlist_end(&p_osm->plugin_list)) {
fprintf(out, " <none>");
}
for (item = cl_qlist_head(&p_osm->plugin_list);
item != cl_qlist_end(&p_osm->plugin_list);
item = cl_qlist_next(item))
fprintf(out, " %s",
((osm_epi_plugin_t *)item)->plugin_name);
fprintf(out, "\n");
#ifdef ENABLE_OSM_PERF_MGR
fprintf(out, "\n PerfMgr state/sweep state : %s/%s\n",
osm_perfmgr_get_state_str(&(p_osm->perfmgr)),
osm_perfmgr_get_sweep_state_str(&(p_osm->perfmgr)));
#endif
fprintf(out, "\n MAD stats\n"
" ---------\n"
" QP0 MADs outstanding : %d\n"
" QP0 MADs outstanding (on wire) : %d\n"
" QP0 MADs rcvd : %d\n"
" QP0 MADs sent : %d\n"
" QP0 unicasts sent : %d\n"
" QP0 unknown MADs rcvd : %d\n"
" SA MADs outstanding : %d\n"
" SA MADs rcvd : %d\n"
" SA MADs sent : %d\n"
" SA unknown MADs rcvd : %d\n"
" SA MADs ignored : %d\n",
p_osm->stats.qp0_mads_outstanding,
p_osm->stats.qp0_mads_outstanding_on_wire,
p_osm->stats.qp0_mads_rcvd,
p_osm->stats.qp0_mads_sent,
p_osm->stats.qp0_unicasts_sent,
p_osm->stats.qp0_mads_rcvd_unknown,
p_osm->stats.sa_mads_outstanding,
p_osm->stats.sa_mads_rcvd,
p_osm->stats.sa_mads_sent,
p_osm->stats.sa_mads_rcvd_unknown,
p_osm->stats.sa_mads_ignored);
fprintf(out, "\n Subnet flags\n"
" ------------\n"
" Ignore existing lfts : %d\n"
" Subnet Init errors : %d\n"
" In sweep hop 0 : %d\n"
" First time master sweep : %d\n"
" Coming out of standby : %d\n",
p_osm->subn.ignore_existing_lfts,
p_osm->subn.subnet_initialization_error,
p_osm->subn.in_sweep_hop_0,
p_osm->subn.first_time_master_sweep,
p_osm->subn.coming_out_of_standby);
fprintf(out, "\n");
cl_plock_release(&p_osm->lock);
}
}
static int loop_command_check_time(void)
{
time_t cur = time(NULL);
if ((loop_command.previous + loop_command.delay_s) < cur) {
loop_command.previous = cur;
return (1);
}
return (0);
}
static void status_parse(char **p_last, osm_opensm_t * p_osm, FILE * out)
{
char *p_cmd;
p_cmd = next_token(p_last);
if (p_cmd) {
if (strcmp(p_cmd, "loop") == 0) {
fprintf(out, "Looping on status command...\n");
fflush(out);
loop_command.on = 1;
loop_command.previous = time(NULL);
loop_command.loop_function = print_status;
} else {
help_status(out, 1);
return;
}
}
print_status(p_osm, out);
}
static void resweep_parse(char **p_last, osm_opensm_t * p_osm, FILE * out)
{
char *p_cmd;
p_cmd = next_token(p_last);
if (!p_cmd ||
(strcmp(p_cmd, "heavy") != 0 && strcmp(p_cmd, "light") != 0)) {
fprintf(out, "Invalid resweep command\n");
help_resweep(out, 1);
} else {
if (strcmp(p_cmd, "heavy") == 0)
p_osm->subn.force_heavy_sweep = TRUE;
osm_opensm_sweep(p_osm);
}
}
static void reroute_parse(char **p_last, osm_opensm_t * p_osm, FILE * out)
{
p_osm->subn.force_reroute = TRUE;
osm_opensm_sweep(p_osm);
}
static void logflush_parse(char **p_last, osm_opensm_t * p_osm, FILE * out)
{
fflush(p_osm->log.out_port);
}
static void querylid_parse(char **p_last, osm_opensm_t * p_osm, FILE * out)
{
int p = 0;
uint16_t lid = 0;
osm_port_t *p_port = NULL;
char *p_cmd = next_token(p_last);
if (!p_cmd) {
fprintf(out, "no LID specified\n");
help_querylid(out, 1);
return;
}
lid = (uint16_t) strtoul(p_cmd, NULL, 0);
cl_plock_acquire(&p_osm->lock);
if (lid > cl_ptr_vector_get_capacity(&(p_osm->subn.port_lid_tbl)))
goto invalid_lid;
p_port = cl_ptr_vector_get(&(p_osm->subn.port_lid_tbl), lid);
if (!p_port)
goto invalid_lid;
fprintf(out, "Query results for LID %u\n", lid);
fprintf(out,
" GUID : 0x%016" PRIx64 "\n"
" Node Desc : %s\n"
" Node Type : %s\n"
" Num Ports : %d\n",
cl_ntoh64(p_port->guid),
p_port->p_node->print_desc,
ib_get_node_type_str(osm_node_get_type(p_port->p_node)),
p_port->p_node->node_info.num_ports);
if (p_port->p_node->sw)
p = 0;
else
p = 1;
for ( /* see above */ ; p < p_port->p_node->physp_tbl_size; p++) {
fprintf(out,
" Port %d health : %s\n",
p,
p_port->p_node->physp_table[p].
healthy ? "OK" : "ERROR");
}
cl_plock_release(&p_osm->lock);
return;
invalid_lid:
cl_plock_release(&p_osm->lock);
fprintf(out, "Invalid lid %d\n", lid);
return;
}
/**
* Data structures for the portstatus command
*/
typedef struct _port_report {
struct _port_report *next;
uint64_t node_guid;
uint8_t port_num;
char print_desc[IB_NODE_DESCRIPTION_SIZE + 1];
} port_report_t;
static void
__tag_port_report(port_report_t ** head, uint64_t node_guid,
uint8_t port_num, char *print_desc)
{
port_report_t *rep = malloc(sizeof(*rep));
if (!rep)
return;
rep->node_guid = node_guid;
rep->port_num = port_num;
memcpy(rep->print_desc, print_desc, IB_NODE_DESCRIPTION_SIZE + 1);
rep->next = NULL;
if (*head) {
rep->next = *head;
*head = rep;
} else
*head = rep;
}
static void __print_port_report(FILE * out, port_report_t * head)
{
port_report_t *item = head;
while (item != NULL) {
fprintf(out, " 0x%016" PRIx64 " %d (%s)\n",
item->node_guid, item->port_num, item->print_desc);
port_report_t *next = item->next;
free(item);
item = next;
}
}
typedef struct {
uint8_t node_type_lim; /* limit the results; 0 == ALL */
uint64_t total_nodes;
uint64_t total_ports;
uint64_t ports_down;
uint64_t ports_active;
uint64_t ports_disabled;
port_report_t *disabled_ports;
uint64_t ports_1X;
uint64_t ports_4X;
uint64_t ports_8X;
uint64_t ports_12X;
uint64_t ports_unknown_width;
uint64_t ports_reduced_width;
port_report_t *reduced_width_ports;
uint64_t ports_sdr;
uint64_t ports_ddr;
uint64_t ports_qdr;
uint64_t ports_unknown_speed;
uint64_t ports_reduced_speed;
port_report_t *reduced_speed_ports;
} fabric_stats_t;
/**
* iterator function to get portstatus on each node
*/
static void __get_stats(cl_map_item_t * const p_map_item, void *context)
{
fabric_stats_t *fs = (fabric_stats_t *) context;
osm_node_t *node = (osm_node_t *) p_map_item;
uint8_t num_ports = osm_node_get_num_physp(node);
uint8_t port = 0;
/* Skip nodes we are not interested in */
if (fs->node_type_lim != 0
&& fs->node_type_lim != node->node_info.node_type)
return;
fs->total_nodes++;
for (port = 1; port < num_ports; port++) {
osm_physp_t *phys = osm_node_get_physp_ptr(node, port);
ib_port_info_t *pi = NULL;
uint8_t active_speed = 0;
uint8_t enabled_speed = 0;
uint8_t active_width = 0;
uint8_t enabled_width = 0;
uint8_t port_state = 0;
uint8_t port_phys_state = 0;
if (!phys)
continue;
pi = &(phys->port_info);
active_speed = ib_port_info_get_link_speed_active(pi);
enabled_speed = ib_port_info_get_link_speed_enabled(pi);
active_width = pi->link_width_active;
enabled_width = pi->link_width_enabled;
port_state = ib_port_info_get_port_state(pi);
port_phys_state = ib_port_info_get_port_phys_state(pi);
if ((enabled_width ^ active_width) > active_width) {
__tag_port_report(&(fs->reduced_width_ports),
cl_ntoh64(node->node_info.node_guid),
port, node->print_desc);
fs->ports_reduced_width++;
}
if ((enabled_speed ^ active_speed) > active_speed) {
__tag_port_report(&(fs->reduced_speed_ports),
cl_ntoh64(node->node_info.node_guid),
port, node->print_desc);
fs->ports_reduced_speed++;
}
switch (active_speed) {
case IB_LINK_SPEED_ACTIVE_2_5:
fs->ports_sdr++;
break;
case IB_LINK_SPEED_ACTIVE_5:
fs->ports_ddr++;
break;
case IB_LINK_SPEED_ACTIVE_10:
fs->ports_qdr++;
break;
default:
fs->ports_unknown_speed++;
break;
}
switch (active_width) {
case IB_LINK_WIDTH_ACTIVE_1X:
fs->ports_1X++;
break;
case IB_LINK_WIDTH_ACTIVE_4X:
fs->ports_4X++;
break;
case IB_LINK_WIDTH_ACTIVE_8X:
fs->ports_8X++;
break;
case IB_LINK_WIDTH_ACTIVE_12X:
fs->ports_12X++;
break;
default:
fs->ports_unknown_width++;
break;
}
if (port_state == IB_LINK_DOWN)
fs->ports_down++;
else if (port_state == IB_LINK_ACTIVE)
fs->ports_active++;
if (port_phys_state == IB_PORT_PHYS_STATE_DISABLED) {
__tag_port_report(&(fs->disabled_ports),
cl_ntoh64(node->node_info.node_guid),
port, node->print_desc);
fs->ports_disabled++;
}
fs->total_ports++;
}
}
static void portstatus_parse(char **p_last, osm_opensm_t * p_osm, FILE * out)
{
fabric_stats_t fs;
struct timeval before, after;
char *p_cmd;
memset(&fs, 0, sizeof(fs));
p_cmd = next_token(p_last);
if (p_cmd) {
if (strcmp(p_cmd, "ca") == 0) {
fs.node_type_lim = IB_NODE_TYPE_CA;
} else if (strcmp(p_cmd, "switch") == 0) {
fs.node_type_lim = IB_NODE_TYPE_SWITCH;
} else if (strcmp(p_cmd, "router") == 0) {
fs.node_type_lim = IB_NODE_TYPE_ROUTER;
} else {
fprintf(out, "Node type not understood\n");
help_portstatus(out, 1);
return;
}
}
gettimeofday(&before, NULL);
/* for each node in the system gather the stats */
cl_plock_acquire(&p_osm->lock);
cl_qmap_apply_func(&(p_osm->subn.node_guid_tbl), __get_stats,
(void *)&fs);
cl_plock_release(&p_osm->lock);
gettimeofday(&after, NULL);
/* report the stats */
fprintf(out, "\"%s\" port status:\n",
fs.node_type_lim ? ib_get_node_type_str(fs.
node_type_lim) : "ALL");
fprintf(out,
" %" PRIu64 " port(s) scanned on %" PRIu64
" nodes in %lu us\n", fs.total_ports, fs.total_nodes,
after.tv_usec - before.tv_usec);
if (fs.ports_down)
fprintf(out, " %" PRIu64 " down\n", fs.ports_down);
if (fs.ports_active)
fprintf(out, " %" PRIu64 " active\n", fs.ports_active);
if (fs.ports_1X)
fprintf(out, " %" PRIu64 " at 1X\n", fs.ports_1X);
if (fs.ports_4X)
fprintf(out, " %" PRIu64 " at 4X\n", fs.ports_4X);
if (fs.ports_8X)
fprintf(out, " %" PRIu64 " at 8X\n", fs.ports_8X);
if (fs.ports_12X)
fprintf(out, " %" PRIu64 " at 12X\n", fs.ports_12X);
if (fs.ports_sdr)
fprintf(out, " %" PRIu64 " at 2.5 Gbps\n", fs.ports_sdr);
if (fs.ports_ddr)
fprintf(out, " %" PRIu64 " at 5.0 Gbps\n", fs.ports_ddr);
if (fs.ports_qdr)
fprintf(out, " %" PRIu64 " at 10.0 Gbps\n", fs.ports_qdr);
if (fs.ports_disabled + fs.ports_reduced_speed + fs.ports_reduced_width
> 0) {
fprintf(out, "\nPossible issues:\n");
}
if (fs.ports_disabled) {
fprintf(out, " %" PRIu64 " disabled\n", fs.ports_disabled);
__print_port_report(out, fs.disabled_ports);
}
if (fs.ports_reduced_speed) {
fprintf(out, " %" PRIu64 " with reduced speed\n",
fs.ports_reduced_speed);
__print_port_report(out, fs.reduced_speed_ports);
}
if (fs.ports_reduced_width) {
fprintf(out, " %" PRIu64 " with reduced width\n",
fs.ports_reduced_width);
__print_port_report(out, fs.reduced_width_ports);
}
fprintf(out, "\n");
}
static void switchbalance_check(osm_opensm_t * p_osm,
osm_switch_t * p_sw, FILE * out, int verbose)
{
uint8_t port_num;
uint8_t num_ports;
const cl_qmap_t *p_port_tbl;
osm_port_t *p_port;
osm_physp_t *p_physp;
osm_physp_t *p_rem_physp;
osm_node_t *p_rem_node;
uint32_t count[255]; /* max ports is a uint8_t */
uint8_t output_ports[255];
uint8_t output_ports_count = 0;
uint32_t min_count = 0xFFFFFFFF;
uint32_t max_count = 0;
unsigned int i;
memset(count, '\0', sizeof(uint32_t) * 255);
/* Count port usage */
p_port_tbl = &p_osm->subn.port_guid_tbl;
for (p_port = (osm_port_t *) cl_qmap_head(p_port_tbl);
p_port != (osm_port_t *) cl_qmap_end(p_port_tbl);
p_port = (osm_port_t *) cl_qmap_next(&p_port->map_item)) {
uint16_t min_lid_ho;
uint16_t max_lid_ho;
uint16_t lid_ho;
/* Don't count switches in port usage */
if (osm_node_get_type(p_port->p_node) == IB_NODE_TYPE_SWITCH)
continue;
osm_port_get_lid_range_ho(p_port, &min_lid_ho, &max_lid_ho);
if (min_lid_ho == 0 || max_lid_ho == 0)
continue;
for (lid_ho = min_lid_ho; lid_ho <= max_lid_ho; lid_ho++) {
port_num = osm_switch_get_port_by_lid(p_sw, lid_ho);
if (port_num == OSM_NO_PATH)
continue;
count[port_num]++;
}
}
num_ports = p_sw->num_ports;
for (port_num = 1; port_num < num_ports; port_num++) {
p_physp = osm_node_get_physp_ptr(p_sw->p_node, port_num);
/* if port is down/unhealthy, don't consider it in
* min/max calculations
*/
if (!p_physp || !osm_physp_is_healthy(p_physp)
|| !osm_physp_get_remote(p_physp))
continue;
p_rem_physp = osm_physp_get_remote(p_physp);
p_rem_node = osm_physp_get_node_ptr(p_rem_physp);
/* If we are directly connected to a CA/router, its not really
* up for balancing consideration.
*/
if (osm_node_get_type(p_rem_node) != IB_NODE_TYPE_SWITCH)
continue;
output_ports[output_ports_count] = port_num;
output_ports_count++;
if (count[port_num] < min_count)
min_count = count[port_num];
if (count[port_num] > max_count)
max_count = count[port_num];
}
if (verbose || ((max_count - min_count) > 1)) {
if ((max_count - min_count) > 1)
fprintf(out,
"Unbalanced Switch: 0x%016" PRIx64 " (%s)\n",
cl_ntoh64(p_sw->p_node->node_info.node_guid),
p_sw->p_node->print_desc);
else
fprintf(out,
"Switch: 0x%016" PRIx64 " (%s)\n",
cl_ntoh64(p_sw->p_node->node_info.node_guid),
p_sw->p_node->print_desc);
for (i = 0; i < output_ports_count; i++) {
fprintf(out,
"Port %d: %d\n",
output_ports[i], count[output_ports[i]]);
}
}
}
static void switchbalance_parse(char **p_last, osm_opensm_t * p_osm, FILE * out)
{
char *p_cmd;
uint64_t guid = 0;
osm_switch_t *p_sw;
int verbose = 0;
p_cmd = next_token(p_last);
if (p_cmd) {
char *p_end;
if (strcmp(p_cmd, "verbose") == 0) {
verbose++;
p_cmd = next_token(p_last);
}
if (p_cmd) {
guid = strtoull(p_cmd, &p_end, 0);
if (!guid || *p_end != '\0') {
fprintf(out, "Invalid guid specified\n");
help_switchbalance(out, 1);
return;
}
}
}
cl_plock_acquire(&p_osm->lock);
if (guid) {
p_sw = osm_get_switch_by_guid(&p_osm->subn, cl_hton64(guid));
if (!p_sw) {
fprintf(out, "guid not found\n");
goto lock_exit;
}
switchbalance_check(p_osm, p_sw, out, verbose);
} else {
cl_qmap_t *p_sw_guid_tbl = &p_osm->subn.sw_guid_tbl;
for (p_sw = (osm_switch_t *) cl_qmap_head(p_sw_guid_tbl);
p_sw != (osm_switch_t *) cl_qmap_end(p_sw_guid_tbl);
p_sw = (osm_switch_t *) cl_qmap_next(&p_sw->map_item))
switchbalance_check(p_osm, p_sw, out, verbose);
}
lock_exit:
cl_plock_release(&p_osm->lock);
return;
}
static void lidbalance_check(osm_opensm_t * p_osm,
osm_switch_t * p_sw, FILE * out)
{
uint8_t port_num;
const cl_qmap_t *p_port_tbl;
osm_port_t *p_port;
p_port_tbl = &p_osm->subn.port_guid_tbl;
for (p_port = (osm_port_t *) cl_qmap_head(p_port_tbl);
p_port != (osm_port_t *) cl_qmap_end(p_port_tbl);
p_port = (osm_port_t *) cl_qmap_next(&p_port->map_item)) {
uint32_t port_count[255]; /* max ports is a uint8_t */
osm_node_t *rem_node[255];
uint32_t rem_node_count;
uint32_t rem_count[255];
osm_physp_t *p_physp;
osm_physp_t *p_rem_physp;
osm_node_t *p_rem_node;
uint32_t port_min_count = 0xFFFFFFFF;
uint32_t port_max_count = 0;
uint32_t rem_min_count = 0xFFFFFFFF;
uint32_t rem_max_count = 0;
uint16_t min_lid_ho;
uint16_t max_lid_ho;
uint16_t lid_ho;
uint8_t num_ports;
unsigned int i;
/* we only care about non-switches */
if (osm_node_get_type(p_port->p_node) == IB_NODE_TYPE_SWITCH)
continue;
osm_port_get_lid_range_ho(p_port, &min_lid_ho, &max_lid_ho);
if (min_lid_ho == 0 || max_lid_ho == 0)
continue;
memset(port_count, '\0', sizeof(uint32_t) * 255);
memset(rem_node, '\0', sizeof(osm_node_t *) * 255);
rem_node_count = 0;
memset(rem_count, '\0', sizeof(uint32_t) * 255);
for (lid_ho = min_lid_ho; lid_ho <= max_lid_ho; lid_ho++) {
boolean_t rem_node_found = FALSE;
unsigned int indx = 0;
port_num = osm_switch_get_port_by_lid(p_sw, lid_ho);
if (port_num == OSM_NO_PATH)
continue;
p_physp =
osm_node_get_physp_ptr(p_sw->p_node, port_num);
/* if port is down/unhealthy, can't calculate */
if (!p_physp || !osm_physp_is_healthy(p_physp)
|| !osm_physp_get_remote(p_physp))
continue;
p_rem_physp = osm_physp_get_remote(p_physp);
p_rem_node = osm_physp_get_node_ptr(p_rem_physp);
/* determine if we've seen this remote node before.
* If not, store it. If yes, update the counter
*/
for (i = 0; i < rem_node_count; i++) {
if (rem_node[i] == p_rem_node) {
rem_node_found = TRUE;
indx = i;
break;
}
}
if (!rem_node_found) {
rem_node[rem_node_count] = p_rem_node;
rem_count[rem_node_count]++;
indx = rem_node_count;
rem_node_count++;
} else
rem_count[indx]++;
port_count[port_num]++;
}
if (!rem_node_count)
continue;
for (i = 0; i < rem_node_count; i++) {
if (rem_count[i] < rem_min_count)
rem_min_count = rem_count[i];
if (rem_count[i] > rem_max_count)
rem_max_count = rem_count[i];
}
num_ports = p_sw->num_ports;
for (i = 0; i < num_ports; i++) {
if (!port_count[i])
continue;
if (port_count[i] < port_min_count)
port_min_count = port_count[i];
if (port_count[i] > port_max_count)
port_max_count = port_count[i];
}
/* Output if this CA/router is being forwarded an unbalanced number of
* times to a destination.
*/
if ((rem_max_count - rem_min_count) > 1) {
fprintf(out,
"Unbalanced Remote Forwarding: Switch 0x%016"
PRIx64 " (%s): ",
cl_ntoh64(p_sw->p_node->node_info.node_guid),
p_sw->p_node->print_desc);
if (osm_node_get_type(p_port->p_node) ==
IB_NODE_TYPE_CA)
fprintf(out, "CA");
else if (osm_node_get_type(p_port->p_node) ==
IB_NODE_TYPE_ROUTER)
fprintf(out, "Router");
fprintf(out, " 0x%016" PRIx64 " (%s): ",
cl_ntoh64(p_port->p_node->node_info.node_guid),
p_port->p_node->print_desc);
for (i = 0; i < rem_node_count; i++) {
fprintf(out,
"Dest 0x%016" PRIx64 "(%s) - %u ",
cl_ntoh64(rem_node[i]->node_info.
node_guid),
rem_node[i]->print_desc, rem_count[i]);
}
fprintf(out, "\n");
}
/* Output if this CA/router is being forwarded through a port
* an unbalanced number of times.
*/
if ((port_max_count - port_min_count) > 1) {
fprintf(out,
"Unbalanced Port Forwarding: Switch 0x%016"
PRIx64 " (%s): ",
cl_ntoh64(p_sw->p_node->node_info.node_guid),
p_sw->p_node->print_desc);
if (osm_node_get_type(p_port->p_node) ==
IB_NODE_TYPE_CA)
fprintf(out, "CA");
else if (osm_node_get_type(p_port->p_node) ==
IB_NODE_TYPE_ROUTER)
fprintf(out, "Router");
fprintf(out, " 0x%016" PRIx64 " (%s): ",
cl_ntoh64(p_port->p_node->node_info.node_guid),
p_port->p_node->print_desc);
for (i = 0; i < num_ports; i++) {
if (!port_count[i])
continue;
fprintf(out, "Port %u - %u: ", i,
port_count[i]);
}
fprintf(out, "\n");
}
}
}
static void lidbalance_parse(char **p_last, osm_opensm_t * p_osm, FILE * out)
{
char *p_cmd;
uint64_t guid = 0;
osm_switch_t *p_sw;
p_cmd = next_token(p_last);
if (p_cmd) {
char *p_end;
guid = strtoull(p_cmd, &p_end, 0);
if (!guid || *p_end != '\0') {
fprintf(out, "Invalid switchguid specified\n");
help_lidbalance(out, 1);
return;
}
}
cl_plock_acquire(&p_osm->lock);
if (guid) {
p_sw = osm_get_switch_by_guid(&p_osm->subn, cl_hton64(guid));
if (!p_sw) {
fprintf(out, "switchguid not found\n");
goto lock_exit;
}
lidbalance_check(p_osm, p_sw, out);
} else {
cl_qmap_t *p_sw_guid_tbl = &p_osm->subn.sw_guid_tbl;
for (p_sw = (osm_switch_t *) cl_qmap_head(p_sw_guid_tbl);
p_sw != (osm_switch_t *) cl_qmap_end(p_sw_guid_tbl);
p_sw = (osm_switch_t *) cl_qmap_next(&p_sw->map_item))
lidbalance_check(p_osm, p_sw, out);
}
lock_exit:
cl_plock_release(&p_osm->lock);
return;
}
static void dump_conf_parse(char **p_last, osm_opensm_t * p_osm, FILE * out)
{
osm_subn_output_conf(out, &p_osm->subn.opt);
}
#ifdef ENABLE_OSM_PERF_MGR
static void perfmgr_parse(char **p_last, osm_opensm_t * p_osm, FILE * out)
{
char *p_cmd;
p_cmd = next_token(p_last);
if (p_cmd) {
if (strcmp(p_cmd, "enable") == 0) {
osm_perfmgr_set_state(&(p_osm->perfmgr),
PERFMGR_STATE_ENABLED);
} else if (strcmp(p_cmd, "disable") == 0) {
osm_perfmgr_set_state(&(p_osm->perfmgr),
PERFMGR_STATE_DISABLE);
} else if (strcmp(p_cmd, "clear_counters") == 0) {
osm_perfmgr_clear_counters(&(p_osm->perfmgr));
} else if (strcmp(p_cmd, "dump_counters") == 0) {
p_cmd = next_token(p_last);
if (p_cmd && (strcmp(p_cmd, "mach") == 0)) {
osm_perfmgr_dump_counters(&(p_osm->perfmgr),
PERFMGR_EVENT_DB_DUMP_MR);
} else {
osm_perfmgr_dump_counters(&(p_osm->perfmgr),
PERFMGR_EVENT_DB_DUMP_HR);
}
} else if (strcmp(p_cmd, "print_counters") == 0) {
p_cmd = next_token(p_last);
if (p_cmd) {
osm_perfmgr_print_counters(&(p_osm->perfmgr),
p_cmd, out);
} else {
fprintf(out,
"print_counters requires a node name to be specified\n");
}
} else if (strcmp(p_cmd, "sweep_time") == 0) {
p_cmd = next_token(p_last);
if (p_cmd) {
uint16_t time_s = atoi(p_cmd);
osm_perfmgr_set_sweep_time_s(&(p_osm->perfmgr),
time_s);
} else {
fprintf(out,
"sweep_time requires a time period (in seconds) to be specified\n");
}
} else {
fprintf(out, "\"%s\" option not found\n", p_cmd);
}
} else {
fprintf(out, "Performance Manager status:\n"
"state : %s\n"
"sweep state : %s\n"
"sweep time : %us\n"
"outstanding queries/max : %d/%u\n",
osm_perfmgr_get_state_str(&(p_osm->perfmgr)),
osm_perfmgr_get_sweep_state_str(&(p_osm->perfmgr)),
osm_perfmgr_get_sweep_time_s(&(p_osm->perfmgr)),
p_osm->perfmgr.outstanding_queries,
p_osm->perfmgr.max_outstanding_queries);
}
}
#endif /* ENABLE_OSM_PERF_MGR */
static void quit_parse(char **p_last, osm_opensm_t * p_osm, FILE * out)
{
osm_console_exit(&p_osm->console, &p_osm->log);
}
static void help_version(FILE * out, int detail)
{
fprintf(out, "version -- print the OSM version\n");
}
static void version_parse(char **p_last, osm_opensm_t * p_osm, FILE * out)
{
fprintf(out, "%s build %s %s\n", p_osm->osm_version, __DATE__, __TIME__);
}
/* more parse routines go here */
static const struct command console_cmds[] = {
{"help", &help_command, &help_parse},
{"quit", &help_quit, &quit_parse},
{"loglevel", &help_loglevel, &loglevel_parse},
{"priority", &help_priority, &priority_parse},
{"resweep", &help_resweep, &resweep_parse},
{"reroute", &help_reroute, &reroute_parse},
{"status", &help_status, &status_parse},
{"logflush", &help_logflush, &logflush_parse},
{"querylid", &help_querylid, &querylid_parse},
{"portstatus", &help_portstatus, &portstatus_parse},
{"switchbalance", &help_switchbalance, &switchbalance_parse},
{"lidbalance", &help_lidbalance, &lidbalance_parse},
{"dump_conf", &help_dump_conf, &dump_conf_parse},
{"version", &help_version, &version_parse},
#ifdef ENABLE_OSM_PERF_MGR
{"perfmgr", &help_perfmgr, &perfmgr_parse},
#endif /* ENABLE_OSM_PERF_MGR */
{NULL, NULL, NULL} /* end of array */
};
static void parse_cmd_line(char *line, osm_opensm_t * p_osm)
{
char *p_cmd, *p_last;
int i, found = 0;
FILE *out = p_osm->console.out;
while (isspace(*line))
line++;
if (!*line)
return;
/* find first token which is the command */
p_cmd = strtok_r(line, " \t\n\r", &p_last);
if (p_cmd) {
for (i = 0; console_cmds[i].name; i++) {
if (loop_command.on) {
if (!strcmp(p_cmd, "q")) {
loop_command.on = 0;
}
found = 1;
break;
}
if (!strcmp(p_cmd, console_cmds[i].name)) {
found = 1;
console_cmds[i].parse_function(&p_last, p_osm,
out);
break;
}
}
if (!found) {
fprintf(out, "%s : Command not found\n\n", p_cmd);
help_command(out, 0);
}
} else {
fprintf(out, "Error parsing command line: `%s'\n", line);
}
if (loop_command.on) {
fprintf(out, "use \"q<ret>\" to quit loop\n");
fflush(out);
}
}
void osm_console(osm_opensm_t * p_osm)
{
struct pollfd pollfd[2];
char *p_line;
size_t len;
ssize_t n;
struct pollfd *fds;
nfds_t nfds;
osm_console_t *p_oct = &p_osm->console;
osm_log_t *p_log = &p_osm->log;
pollfd[0].fd = p_oct->socket;
pollfd[0].events = POLLIN;
pollfd[0].revents = 0;
pollfd[1].fd = p_oct->in_fd;
pollfd[1].events = POLLIN;
pollfd[1].revents = 0;
fds = p_oct->socket < 0 ? &pollfd[1] : pollfd;
nfds = p_oct->socket < 0 || pollfd[1].fd < 0 ? 1 : 2;
if (loop_command.on && loop_command_check_time() &&
loop_command.loop_function) {
if (p_oct->out) {
loop_command.loop_function(p_osm, p_oct->out);
fflush(p_oct->out);
} else {
loop_command.on = 0;
}
}
if (poll(fds, nfds, 1000) <= 0)
return;
#ifdef ENABLE_OSM_CONSOLE_SOCKET
if (pollfd[0].revents & POLLIN) {
int new_fd = 0;
struct sockaddr_in sin;
socklen_t len = sizeof(sin);
struct hostent *hent;
if ((new_fd = accept(p_oct->socket, &sin, &len)) < 0) {
OSM_LOG(p_log, OSM_LOG_ERROR,
"ERR 4B04: Failed to accept console socket: %s\n",
strerror(errno));
p_oct->in_fd = -1;
return;
}
if (inet_ntop
(AF_INET, &sin.sin_addr, p_oct->client_ip,
sizeof(p_oct->client_ip)) == NULL) {
snprintf(p_oct->client_ip, 64, "STRING_UNKNOWN");
}
if ((hent = gethostbyaddr((const char *)&sin.sin_addr,
sizeof(struct in_addr),
AF_INET)) == NULL) {
snprintf(p_oct->client_hn, 128, "STRING_UNKNOWN");
} else {
snprintf(p_oct->client_hn, 128, "%s", hent->h_name);
}
if (is_authorized(p_oct)) {
cio_open(p_oct, new_fd, p_log);
} else {
OSM_LOG(p_log, OSM_LOG_ERROR,
"ERR 4B05: Console connection denied: %s (%s)\n",
p_oct->client_hn, p_oct->client_ip);
close(new_fd);
}
return;
}
#endif
if (pollfd[1].revents & POLLIN) {
p_line = NULL;
/* Get input line */
n = getline(&p_line, &len, p_oct->in);
if (n > 0) {
/* Parse and act on input */
parse_cmd_line(p_line, p_osm);
if (!loop_command.on) {
osm_console_prompt(p_oct->out);
}
} else
osm_console_exit(p_oct, p_log);
if (p_line)
free(p_line);
}
}