/**
* New view.
*
* @param view
*/
private void handleNewView(View view) {
isBlocked = false;
vs_old = vs;
ls = view.ls;
vs = view.vs;
pendingView = view;
if (vs_old != null) {
survivors = vs.getSurvivingMembers(vs_old);
convertUniformInfo();
dumpPendingMessages();
ackView(view.getChannel());
} else {
lastOrderList = new long[vs.addresses.length];
Arrays.fill(lastOrderList, 0);
ackView(view.getChannel());
// deliverPendingView();
}
reset();
delay = new long[vs.addresses.length];
Arrays.fill(delay, 0);
r_delay = new long[vs.addresses.length];
Arrays.fill(r_delay, 0);
log.debug(vs.toString());
log.debug(ls.toString());
log.debug("NEW VIEW: My rank: " + ls.my_rank + " My ADDR: " + vs.addresses[ls.my_rank]);
}
private void undelivered(InetSocketAddress addr, Channel channel) {
int rank, i;
if ((rank = vs.getRankByAddress(addr)) >= 0) {
if (!ls.failed[rank]) {
ls.fail(rank);
boolean[] new_failed = new boolean[vs.view.length];
for (i = 0; i < new_failed.length; i++) new_failed[i] = (i == rank);
sendSuspect(ls.failed, channel);
sendFail(new_failed, channel);
log.debug("Suspected member " + rank + " due to Undelivered");
}
} else log.debug("Undelivered didn't contain a current view member");
}
private void handleSuspect(Suspect ev) {
if (ev.getDir() == Direction.UP) {
if (ls.failed[ev.orig]) {
log.debug("Invalid (failed) message source");
return;
}
ev.failed = ArrayOptimized.popArrayBoolean(ev.getMessage());
}
if (ev.failed[ls.my_rank]) {
log.debug("i am not failed !!");
return;
}
int i;
boolean[] new_failed = null;
for (i = 0; i < ev.failed.length; i++) {
if (ev.failed[i] && !ls.failed[i]) {
ls.fail(i);
if (new_failed == null) {
new_failed = new boolean[ls.failed.length];
Arrays.fill(new_failed, false);
}
new_failed[i] = true;
}
}
if (new_failed != null) {
if (ev.getDir() == Direction.DOWN) {
ArrayOptimized.pushArrayBoolean(ls.failed, ev.getMessage());
// ev.getObjectsMessage().push(ls.failed);
try {
ev.go();
} catch (AppiaEventException ex) {
ex.printStackTrace();
}
}
sendFail(new_failed, ev.getChannel());
}
}
private void handleSuspectTimer(SuspectTimer ev) {
if (ev.getPeriod() != suspect_sweep) {
ev.setDir(Direction.invert(ev.getDir()));
ev.setQualifierMode(EventQualifier.OFF);
ev.setSource(this);
try {
ev.init();
ev.go();
SuspectTimer periodic =
new SuspectTimer("Suspect Timer", suspect_sweep, ev.getChannel(), this);
periodic.go();
} catch (AppiaEventException e) {
e.printStackTrace();
} catch (AppiaException ex) {
ex.printStackTrace();
log.error(
"appia:group:SuspectSession: impossible to set SuspectTimer, SuspectSession will be idle");
}
return;
}
try {
ev.go();
} catch (AppiaEventException ex) {
ex.printStackTrace();
}
int i;
boolean[] new_failed = null;
for (i = 0; i < last_recv.length; i++) {
if (i != ls.my_rank) {
if ((round - last_recv[i] >= rounds_idle) && !ls.failed[i]) {
ls.fail(i);
if (new_failed == null) {
new_failed = new boolean[ls.failed.length];
Arrays.fill(new_failed, false);
}
new_failed[i] = true;
log.debug(
"Suspected "
+ i
+ " because it passed "
+ (round - last_recv[i])
+ " rounds of "
+ suspect_sweep
+ " milliseconds since last reception");
}
}
}
if (new_failed != null) {
sendSuspect(new_failed, ev.getChannel());
sendFail(new_failed, ev.getChannel());
if (debugFull) {
String s = "New failed members: ";
for (int j = 0; j < new_failed.length; j++) if (new_failed[j]) s = s + j + ",";
log.debug(s);
}
}
if (round > last_recv[ls.my_rank]) {
sendAlive(ev.getChannel());
last_recv[ls.my_rank] = round;
if (debugFull) log.debug("Sent Alive in round " + round);
}
if (debugFull)
log.debug(
"Ended round "
+ round
+ " at "
+ ev.getChannel().getTimeProvider().currentTimeMillis()
+ " milliseconds");
round++;
if (round < 0) {
round = 1;
for (i = 0; i < last_recv.length; i++) last_recv[i] = 0;
}
}
