pmc: Subscribe to port state push notification events when requested.

Allow interactive input like

    set SUBSCRIBE_EVENTS_NP duration 60 NOTIFY_PORT_STATE on

to request push notifications from the ptp4l service.

Signed-off-by: Richard Cochran <richardcochran@gmail.com>
master
Richard Cochran 2020-03-31 15:03:03 -07:00
parent e6d52c54e9
commit 1044268e85
1 changed files with 22 additions and 3 deletions

View File

@ -21,6 +21,7 @@
#include <string.h>
#include <stdlib.h>
#include "notification.h"
#include "print.h"
#include "tlv.h"
#include "transport.h"
@ -106,6 +107,7 @@ struct management_id idtab[] = {
{ "PRIMARY_DOMAIN", TLV_PRIMARY_DOMAIN, not_supported },
{ "TIME_STATUS_NP", TLV_TIME_STATUS_NP, do_get_action },
{ "GRANDMASTER_SETTINGS_NP", TLV_GRANDMASTER_SETTINGS_NP, do_set_action },
{ "SUBSCRIBE_EVENTS_NP", TLV_SUBSCRIBE_EVENTS_NP, do_set_action },
/* Port management ID values */
{ "NULL_MANAGEMENT", TLV_NULL_MANAGEMENT, null_management },
{ "CLOCK_DESCRIPTION", TLV_CLOCK_DESCRIPTION, do_get_action },
@ -139,12 +141,13 @@ static void do_get_action(struct pmc *pmc, int action, int index, char *str)
static void do_set_action(struct pmc *pmc, int action, int index, char *str)
{
int cnt, code = idtab[index].code, freq_traceable, leap_59, leap_61,
ptp_timescale, time_traceable, utc_off_valid;
struct grandmaster_settings_np gsn;
struct management_tlv_datum mtd;
struct subscribe_events_np sen;
struct port_ds_np pnp;
int cnt, code = idtab[index].code;
int leap_61, leap_59, utc_off_valid;
int ptp_timescale, time_traceable, freq_traceable;
char onoff[4] = {0};
switch (action) {
case GET:
@ -215,6 +218,22 @@ static void do_set_action(struct pmc *pmc, int action, int index, char *str)
gsn.time_flags |= FREQ_TRACEABLE;
pmc_send_set_action(pmc, code, &gsn, sizeof(gsn));
break;
case TLV_SUBSCRIBE_EVENTS_NP:
memset(&sen, 0, sizeof(sen));
cnt = sscanf(str, " %*s %*s "
"duration %hu "
"NOTIFY_PORT_STATE %3s ",
&sen.duration, onoff);
if (cnt != 2) {
fprintf(stderr, "%s SET needs 2 values\n",
idtab[index].name);
break;
}
if (!strcasecmp(onoff, "on")) {
sen.bitmask[0] = 1 << NOTIFY_PORT_STATE;
}
pmc_send_set_action(pmc, code, &sen, sizeof(sen));
break;
case TLV_PORT_DATA_SET_NP:
cnt = sscanf(str, " %*s %*s "
"neighborPropDelayThresh %u "