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Merge root@10.1.1.27:/shared/ctdb/ctdb-git

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(This used to be ctdb commit a42dbdb7b9ccf3ce2aed48aa33f1cd3af2e94fe3)
This commit is contained in:
Ronnie Sahlberg 2009-08-10 07:33:52 +10:00
commit 8f393eb987
1 changed files with 72 additions and 2 deletions
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74
ctdb/tools/ctdb.c
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@ -1555,15 +1555,34 @@ static void ip_reallocate_handler(struct ctdb_context *ctdb, uint64_t srvid,
exit(0);
}
static void ctdb_every_second(struct event_context *ev, struct timed_event *te, struct timeval t, void *p)
{
struct ctdb_context *ctdb = talloc_get_type(p, struct ctdb_context);
event_add_timed(ctdb->ev, ctdb,
timeval_current_ofs(1, 0),
ctdb_every_second, ctdb);
}
/*
ask the recovery daemon on the recovery master to perform a ip reallocation
*/
static int control_ipreallocate(struct ctdb_context *ctdb, int argc, const char **argv)
{
int ret;
int i, ret;
TDB_DATA data;
struct rd_memdump_reply rd;
uint32_t recmaster;
struct ctdb_node_map *nodemap=NULL;
int retries=0;
struct timeval tv = timeval_current();
/* we need some events to trigger so we can timeout and restart
the loop
*/
event_add_timed(ctdb->ev, ctdb,
timeval_current_ofs(1, 0),
ctdb_every_second, ctdb);
rd.pnn = ctdb_ctrl_getpnn(ctdb, TIMELIMIT(), CTDB_CURRENT_NODE);
if (rd.pnn == -1) {
@ -1580,23 +1599,74 @@ static int control_ipreallocate(struct ctdb_context *ctdb, int argc, const char
data.dptr = (uint8_t *)&rd;
data.dsize = sizeof(rd);
again:
if (retries>5) {
DEBUG(DEBUG_ERR,("Failed waiting for cluster convergense\n"));
exit(10);
}
/* check that there are valid nodes available */
if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), options.pnn, ctdb, &nodemap) != 0) {
DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
exit(10);
}
for (i=0; i<nodemap->num;i++) {
if ((nodemap->nodes[i].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) == 0) {
break;
}
}
if (i==nodemap->num) {
DEBUG(DEBUG_ERR,("No recmaster available, no need to wait for cluster convergence\n"));
return 0;
}
ret = ctdb_ctrl_getrecmaster(ctdb, ctdb, TIMELIMIT(), options.pnn, &recmaster);
if (ret != 0) {
DEBUG(DEBUG_ERR, ("Unable to get recmaster from node %u\n", options.pnn));
return ret;
}
/* verify the node exists */
if (ctdb_ctrl_getnodemap(ctdb, TIMELIMIT(), recmaster, ctdb, &nodemap) != 0) {
DEBUG(DEBUG_ERR, ("Unable to get nodemap from local node\n"));
exit(10);
}
/* verify the recovery master is not STOPPED, nor BANNED */
if (nodemap->nodes[recmaster].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) {
DEBUG(DEBUG_ERR,("No suitable recmaster found. Try again\n"));
retries++;
sleep(1);
goto again;
}
/* verify the recovery master is not STOPPED, nor BANNED */
if (nodemap->nodes[recmaster].flags & (NODE_FLAGS_DELETED|NODE_FLAGS_BANNED|NODE_FLAGS_STOPPED)) {
DEBUG(DEBUG_ERR,("No suitable recmaster found. Try again\n"));
retries++;
sleep(1);
goto again;
}
ret = ctdb_send_message(ctdb, recmaster, CTDB_SRVID_TAKEOVER_RUN, data);
if (ret != 0) {
DEBUG(DEBUG_ERR,("Failed to send ip takeover run request message to %u\n", options.pnn));
return -1;
}
tv = timeval_current();
/* this loop will terminate when we have received the reply */
while (1) {
while (timeval_elapsed(&tv) < 3.0) {
event_loop_once(ctdb->ev);
}
DEBUG(DEBUG_ERR,("Timed out waiting for recmaster ipreallocate. Trying again\n"));
retries++;
sleep(1);
goto again;
return 0;
}