/*
* Wrapper of dladm_walk_flow(query_flow_stats,...) to make it usable for
* dladm_walk_datalink_id(). Used for showing flow stats for
* all flows on all links.
*/
static int
dump_link_flow_stats(dladm_handle_t dh, datalink_id_t linkid, void * arg)
{
if (dladm_walk_flow(dump_one_flow_stats, dh, linkid, arg, B_FALSE)
== DLADM_STATUS_OK)
return (DLADM_WALK_CONTINUE);
else
return (DLADM_WALK_TERMINATE);
}
/*
* Wrapper of dladm_walk_flow(show_flow,...) to make it usable to
* dladm_walk_datalink_id(). Used for showing flow attributes for
* all flows on all links.
*/
static int
show_flows_onelink(dladm_handle_t dh, datalink_id_t linkid, void *arg)
{
show_flow_state_t *state = arg;
(void) dladm_walk_flow(show_flow, dh, linkid, arg, state->fs_persist);
return (DLADM_WALK_CONTINUE);
}
/*
* Wrapper of dladm_walk_flow(show_walk_fn,...) to make it
* usable to dladm_walk_datalink_id()
*/
static int
show_flowprop_onelink(dladm_handle_t dh, datalink_id_t linkid, void *arg)
{
char name[MAXLINKNAMELEN];
if (dladm_datalink_id2info(dh, linkid, NULL, NULL, NULL, name,
sizeof (name)) != DLADM_STATUS_OK)
return (DLADM_WALK_TERMINATE);
(void) dladm_walk_flow(show_flowprop, dh, linkid, arg, B_FALSE);
return (DLADM_WALK_CONTINUE);
}
/* ARGSUSED */
static void
flow_stats(const char *flow, datalink_id_t linkid, uint_t interval,
char *fields_str, show_flow_state_t *state)
{
dladm_flow_attr_t attr;
ofmt_handle_t ofmt;
ofmt_status_t oferr;
uint_t ofmtflags = 0;
oferr = ofmt_open(fields_str, flow_s_fields, ofmtflags, 0, &ofmt);
flowadm_ofmt_check(oferr, state->fs_parsable, ofmt);
state->fs_ofmt = ofmt;
if (flow != NULL &&
dladm_flow_info(handle, flow, &attr) != DLADM_STATUS_OK)
die("invalid flow %s", flow);
/*
* If an interval is specified, continuously show the stats
* for only the first flow.
*/
state->fs_firstonly = (interval != 0);
for (;;) {
state->fs_donefirst = B_FALSE;
/* Show stats for named flow */
if (flow != NULL) {
state->fs_flow = flow;
(void) show_flow_stats(handle, &attr, state);
/* Show all stats on a link */
} else if (linkid != DATALINK_INVALID_LINKID) {
(void) dladm_walk_flow(show_flow_stats, handle, linkid,
state, B_FALSE);
/* Show all stats by datalink */
} else {
(void) dladm_walk_datalink_id(show_link_flow_stats,
handle, state, DATALINK_CLASS_ALL,
DATALINK_ANY_MEDIATYPE, DLADM_OPT_ACTIVE);
}
if (interval == 0)
break;
(void) fflush(stdout);
(void) sleep(interval);
}
ofmt_close(ofmt);
}
static void
dump_all_flow_stats(dladm_flow_attr_t *attrp, void *arg, datalink_id_t linkid,
boolean_t flow_arg)
{
/* Show stats for named flow */
if (flow_arg) {
(void) dump_one_flow_stats(handle, attrp, arg);
/* Show stats for flows on one link */
} else if (linkid != DATALINK_INVALID_LINKID) {
(void) dladm_walk_flow(dump_one_flow_stats, handle, linkid,
arg, B_FALSE);
/* Show stats for all flows on all links */
} else {
(void) dladm_walk_datalink_id(dump_link_flow_stats,
handle, arg, DATALINK_CLASS_ALL,
DATALINK_ANY_MEDIATYPE, DLADM_OPT_ACTIVE);
}
}
int
main(int argc, char *argv[])
{
dladm_status_t status;
int option;
boolean_t r_arg = B_FALSE;
boolean_t t_arg = B_FALSE;
boolean_t p_arg = B_FALSE;
boolean_t i_arg = B_FALSE;
boolean_t o_arg = B_FALSE;
boolean_t u_arg = B_FALSE;
boolean_t A_arg = B_FALSE;
boolean_t flow_arg = B_FALSE;
datalink_id_t linkid = DATALINK_ALL_LINKID;
char linkname[MAXLINKNAMELEN];
char flowname[MAXFLOWNAMELEN];
uint32_t interval = 0;
char unit = '\0';
show_flow_state_t state;
char *fields_str = NULL;
char *o_fields_str = NULL;
char *zonename = NULL;
char *total_stat_fields =
"flow,ipkts,rbytes,ierrs,opkts,obytes,oerrs";
char *rx_stat_fields =
"flow,ipkts,rbytes,ierrs";
char *tx_stat_fields =
"flow,opkts,obytes,oerrs";
ofmt_handle_t ofmt;
ofmt_status_t oferr;
uint_t ofmtflags = OFMT_RIGHTJUST;
dladm_flow_attr_t attr;
(void) setlocale(LC_ALL, "");
#if !defined(TEXT_DOMAIN)
#define TEXT_DOMAIN "SYS_TEST"
#endif
(void) textdomain(TEXT_DOMAIN);
progname = argv[0];
/* Open the libdladm handle */
if ((status = dladm_open(&handle)) != DLADM_STATUS_OK)
die_dlerr(status, "could not open /dev/dld");
linkname[0] = '\0';
bzero(&state, sizeof (state));
opterr = 0;
while ((option = getopt_long(argc, argv, ":rtApi:o:u:l:hz:",
NULL, NULL)) != -1) {
switch (option) {
case 'r':
if (r_arg)
die_optdup(option);
r_arg = B_TRUE;
break;
case 't':
if (t_arg)
die_optdup(option);
t_arg = B_TRUE;
break;
case 'A':
if (A_arg)
die_optdup(option);
A_arg = B_TRUE;
break;
case 'p':
if (p_arg)
die_optdup(option);
p_arg = B_TRUE;
break;
case 'i':
if (i_arg)
die_optdup(option);
i_arg = B_TRUE;
if (!dladm_str2interval(optarg, &interval))
die("invalid interval value '%s'", optarg);
break;
case 'o':
o_arg = B_TRUE;
o_fields_str = optarg;
break;
case 'u':
if (u_arg)
die_optdup(option);
u_arg = B_TRUE;
if (!flowstat_unit(optarg, &unit))
die("invalid unit value '%s',"
"unit must be R|K|M|G|T|P", optarg);
break;
case 'l':
if (strlcpy(linkname, optarg, MAXLINKNAMELEN)
>= MAXLINKNAMELEN)
die("link name too long\n");
break;
case 'h':
if (r_arg || t_arg || p_arg || o_arg || u_arg ||
i_arg || A_arg) {
die("the option -h is not compatible with "
"-r, -t, -p, -o, -u, -i, -A");
}
do_show_history(argc, argv);
return (0);
break;
case 'z':
zonename = optarg;
break;
default:
die_opterr(optopt, option, usage_ermsg);
break;
}
}
if (r_arg && t_arg)
die("the option -t and -r are not compatible");
if (u_arg && p_arg)
die("the option -u and -p are not compatible");
if (p_arg && !o_arg)
die("-p requires -o");
if (p_arg && strcasecmp(o_fields_str, "all") == 0)
die("\"-o all\" is invalid with -p");
if (A_arg &&
(r_arg || t_arg || p_arg || o_arg || u_arg || i_arg))
die("the option -A is not compatible with "
"-r, -t, -p, -o, -u, -i");
if (linkname[0] != '\0') {
if (dladm_zname2info(handle, zonename, linkname, &linkid, NULL,
NULL, NULL) != DLADM_STATUS_OK)
die("invalid link '%s'", linkname);
}
/* get flow name (optional last argument) */
if (optind == (argc-1)) {
if (strlcpy(flowname, argv[optind], MAXFLOWNAMELEN)
>= MAXFLOWNAMELEN)
die("flow name too long");
flow_arg = B_TRUE;
} else if (optind != argc) {
usage();
}
if (flow_arg &&
dladm_flow_info(handle, flowname, &attr) != DLADM_STATUS_OK)
die("invalid flow %s", flowname);
if (A_arg) {
dump_all_flow_stats(&attr, &state, linkid, flow_arg);
return (0);
}
state.fs_unit = unit;
state.fs_parsable = p_arg;
if (state.fs_parsable)
ofmtflags |= OFMT_PARSABLE;
if (r_arg)
fields_str = rx_stat_fields;
else if (t_arg)
fields_str = tx_stat_fields;
else
fields_str = total_stat_fields;
if (o_arg) {
fields_str = (strcasecmp(o_fields_str, "all") == 0) ?
fields_str : o_fields_str;
}
oferr = ofmt_open(fields_str, flow_s_fields, ofmtflags, 0, &ofmt);
ofmt_check(oferr, state.fs_parsable, ofmt, die, warn);
state.fs_ofmt = ofmt;
for (;;) {
/* Show stats for named flow */
if (flow_arg) {
(void) query_flow_stats(handle, &attr, &state);
/* Show stats for flows on one link */
} else if (linkid != DATALINK_INVALID_LINKID) {
(void) dladm_walk_flow(query_flow_stats, handle, linkid,
&state, B_FALSE);
/* Show stats for all flows on all links */
} else {
(void) dladm_walk_datalink_id(query_link_flow_stats,
handle, &state, DATALINK_CLASS_ALL,
DATALINK_ANY_MEDIATYPE, DLADM_OPT_ACTIVE);
}
if (interval == 0)
break;
(void) fflush(stdout);
cleanup_removed_flows(&state);
(void) sleep(interval);
}
ofmt_close(ofmt);
dladm_close(handle);
return (0);
}
static void
do_remove_flow(int argc, char *argv[])
{
char option;
char *flowname = NULL;
char linkname[MAXLINKNAMELEN];
datalink_id_t linkid = DATALINK_ALL_LINKID;
boolean_t l_arg = B_FALSE;
remove_flow_state_t state;
dladm_status_t status;
bzero(&state, sizeof (state));
opterr = 0;
while ((option = getopt_long(argc, argv, ":tR:l:",
longopts, NULL)) != -1) {
switch (option) {
case 't':
t_arg = B_TRUE;
break;
case 'R':
altroot = optarg;
break;
case 'l':
if (strlcpy(linkname, optarg,
MAXLINKNAMELEN) >= MAXLINKNAMELEN) {
die("link name too long");
}
if (dladm_name2info(handle, linkname, &linkid, NULL,
NULL, NULL) != DLADM_STATUS_OK) {
die("invalid link '%s'", linkname);
}
l_arg = B_TRUE;
break;
default:
die_opterr(optopt, option);
break;
}
}
/* when link not specified get flow name */
if (!l_arg) {
if (optind != (argc-1)) {
usage();
} else {
if (strlen(argv[optind]) >= MAXFLOWNAMELEN)
die("flow name too long");
flowname = argv[optind];
}
status = dladm_flow_remove(handle, flowname, t_arg, altroot);
} else {
/* if link is specified then flow name should not be there */
if (optind == argc-1)
usage();
/* walk the link to find flows and remove them */
state.fs_tempop = t_arg;
state.fs_altroot = altroot;
state.fs_status = DLADM_STATUS_OK;
status = dladm_walk_flow(remove_flow, handle, linkid, &state,
B_FALSE);
/*
* check if dladm_walk_flow terminated early and see if the
* walker function as any status for us
*/
if (status == DLADM_STATUS_OK)
status = state.fs_status;
}
if (status != DLADM_STATUS_OK)
die_dlerr(status, "remove flow failed");
}
