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add a control to read the current reclock file from a node

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(This used to be ctdb commit ed6a4cbcdcbb4e0df83bec8be67c30288bf9bd41)
This commit is contained in:
Ronnie Sahlberg 2009-06-25 12:17:19 +10:00
parent 4a1a3652fe
commit 2b253c094c
4 changed files with 53 additions and 0 deletions
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23
ctdb/client/ctdb_client.c
View File

@ -3651,3 +3651,26 @@ int ctdb_ctrl_report_recd_lock_latency(struct ctdb_context *ctdb, struct timeval
return 0;
}
/*
get the name of the reclock file
*/
int ctdb_ctrl_getreclock(struct ctdb_context *ctdb, struct timeval timeout,
uint32_t destnode, TALLOC_CTX *mem_ctx,
const char **name)
{
int ret;
int32_t res;
TDB_DATA data;
ret = ctdb_control(ctdb, destnode, 0,
CTDB_CONTROL_GET_RECLOCK_FILE, 0, tdb_null,
mem_ctx, &data, &res, &timeout, NULL);
if (ret != 0 || res != 0) {
return -1;
}
*name = discard_const(data.dptr);
return 0;
}

1
ctdb/include/ctdb_private.h
View File

@ -567,6 +567,7 @@ enum ctdb_controls {CTDB_CONTROL_PROCESS_EXISTS = 0,
CTDB_CONTROL_GET_EVENT_SCRIPT_STATUS = 96,
CTDB_CONTROL_TRAVERSE_KILL = 97,
CTDB_CONTROL_RECD_RECLOCK_LATENCY = 98,
CTDB_CONTROL_GET_RECLOCK_FILE = 99,
};
/*

7
ctdb/server/ctdb_control.c
View File

@ -445,6 +445,13 @@ static int32_t ctdb_control_dispatch(struct ctdb_context *ctdb,
CHECK_CONTROL_DATA_SIZE(sizeof(double));
ctdb_reclock_latency(ctdb, "recd reclock", &ctdb->statistics.reclock.recd, *((double *)indata.dptr));
return 0;
case CTDB_CONTROL_GET_RECLOCK_FILE:
CHECK_CONTROL_DATA_SIZE(0);
if (ctdb->recovery_lock_file != NULL) {
outdata->dptr = discard_const(ctdb->recovery_lock_file);
outdata->dsize = strlen(ctdb->recovery_lock_file) + 1;
}
return 0;
default:
DEBUG(DEBUG_CRIT,(__location__ " Unknown CTDB control opcode %u\n", opcode));
return -1;

22
ctdb/tools/ctdb.c
View File

@ -2248,6 +2248,27 @@ static int control_getdebug(struct ctdb_context *ctdb, int argc, const char **ar
return 0;
}
/*
display reclock file of a node
*/
static int control_getreclock(struct ctdb_context *ctdb, int argc, const char **argv)
{
int ret;
const char *reclock;
ret = ctdb_ctrl_getreclock(ctdb, TIMELIMIT(), options.pnn, ctdb, &reclock);
if (ret != 0) {
DEBUG(DEBUG_ERR, ("Unable to get reclock file from node %u\n", options.pnn));
return ret;
} else {
if (reclock == NULL) {
printf("No reclock file used.\n");
} else {
printf("Reclock file:%s\n", reclock);
}
}
return 0;
}
/*
set debug level on a node or all nodes
@ -2991,6 +3012,7 @@ static const struct {
{ "scriptstatus", control_scriptstatus, false, false, "show the status of the monitoring scripts"},
{ "natgwlist", control_natgwlist, false, false, "show the nodes belonging to this natgw configuration"},
{ "xpnn", control_xpnn, true, true, "find the pnn of the local node without talking to the daemon (unreliable)" },
{ "getreclock", control_getreclock, false, false, "Show the reclock file of a node"},
};
/*