public void handleMembershipChange(Collection<Request> requests) { Collection<Address> leaving_mbrs=new LinkedHashSet<>(requests.size()); requests.forEach(r -> { if(r.type == Request.SUSPECT) suspected_mbrs.add(r.mbr); else if(r.type == Request.LEAVE) leaving_mbrs.add(r.mbr); }); if(suspected_mbrs.isEmpty() && leaving_mbrs.isEmpty()) return; if(wouldIBeCoordinator(leaving_mbrs)) { log.debug("%s: members are %s, coord=%s: I'm the new coordinator", gms.local_addr, gms.members, gms.local_addr); gms.becomeCoordinator(); Collection<Request> leavingOrSuspectedMembers=new LinkedHashSet<>(); leaving_mbrs.forEach(mbr -> leavingOrSuspectedMembers.add(new Request(Request.LEAVE, mbr))); suspected_mbrs.forEach(mbr -> { leavingOrSuspectedMembers.add(new Request(Request.SUSPECT, mbr)); gms.ack_collector.suspect(mbr); }); suspected_mbrs.clear(); gms.getViewHandler().add(leavingOrSuspectedMembers); } }
view_handler.add(new Request(Request.JOIN, hdr.mbr, null, hdr.useFlushIfPresent)); break; case GmsHeader.JOIN_REQ_WITH_STATE_TRANSFER: view_handler.add(new Request(Request.JOIN_WITH_STATE_TRANSFER, hdr.mbr, null, hdr.useFlushIfPresent)); break; case GmsHeader.JOIN_RSP: if(hdr.mbr == null) return null; view_handler.add(new Request(Request.LEAVE, hdr.mbr)); break; case GmsHeader.LEAVE_RSP:
public Object up(Event evt) { switch(evt.getType()) { case Event.SUSPECT: Object retval=up_prot.up(evt); // todo: change this to only accept lists in 4.1 Collection<Address> suspects=evt.arg() instanceof Address? Collections.singletonList(evt.arg()) : evt.arg(); Request[] suspect_reqs=new Request[suspects.size()]; int index=0; for(Address mbr: suspects) suspect_reqs[index++]=new Request(Request.SUSPECT, mbr); view_handler.add(suspect_reqs); ack_collector.suspect(suspects); merge_ack_collector.suspect(suspects); return retval; case Event.UNSUSPECT: impl.unsuspect(evt.getArg()); return null; // discard case Event.MERGE: view_handler.add(new Request(Request.MERGE, null, evt.getArg())); return null; // don't pass up case Event.IS_MERGE_IN_PROGRESS: return merger.isMergeInProgress(); } return up_prot.up(evt); }
public void handleMembershipChange(Collection<Request> requests) { Collection<Address> leaving_mbrs=new LinkedHashSet<>(requests.size()); requests.forEach(r -> { if(r.type == Request.SUSPECT) suspected_mbrs.add(r.mbr); else if(r.type == Request.LEAVE) leaving_mbrs.add(r.mbr); }); if(suspected_mbrs.isEmpty() && leaving_mbrs.isEmpty()) return; if(wouldIBeCoordinator(leaving_mbrs)) { log.debug("%s: members are %s, coord=%s: I'm the new coordinator", gms.local_addr, gms.members, gms.local_addr); gms.becomeCoordinator(); Collection<Request> leavingOrSuspectedMembers=new LinkedHashSet<>(); leaving_mbrs.forEach(mbr -> leavingOrSuspectedMembers.add(new Request(Request.LEAVE, mbr))); suspected_mbrs.forEach(mbr -> { leavingOrSuspectedMembers.add(new Request(Request.SUSPECT, mbr)); gms.ack_collector.suspect(mbr); }); suspected_mbrs.clear(); gms.getViewHandler().add(leavingOrSuspectedMembers); } }
/** The coordinator itself wants to leave the group */ public void leave(Address mbr) { if(mbr == null) { if(log.isErrorEnabled()) log.error(Util.getMessage("MemberSAddressIsNull")); return; } leaving=true; Address next_coord=gms.determineNextCoordinator(); if(next_coord != null) sendLeaveReqTo(next_coord); else { gms.getViewHandler().add(new Request(Request.LEAVE, mbr)); // If we're the coord leaving, ignore gms.leave_timeout: https://issues.jboss.org/browse/JGRP-1509 long timeout=(long)(Math.max(gms.leave_timeout, gms.view_ack_collection_timeout) * 1.10); gms.getViewHandler().waitUntilComplete(timeout); } gms.becomeClient(); }
public void suspect(Address mbr) { if(mbr.equals(gms.local_addr)) { if(log.isWarnEnabled()) log.warn("I am the coord and I'm suspected -- will probably leave shortly"); return; } Collection<Request> suspected=new LinkedHashSet<>(1); suspected.add(new Request(Request.SUSPECT,mbr)); handleMembershipChange(suspected); }
public void suspect(Address mbr) { Collection<Request> suspected=new LinkedHashSet<>(1); suspected.add(new Request(Request.SUSPECT, mbr)); handleMembershipChange(suspected); }
view_handler.add(new Request(Request.JOIN, hdr.mbr, null, hdr.useFlushIfPresent)); break; case GmsHeader.JOIN_REQ_WITH_STATE_TRANSFER: view_handler.add(new Request(Request.JOIN_WITH_STATE_TRANSFER, hdr.mbr, null, hdr.useFlushIfPresent)); break; case GmsHeader.JOIN_RSP: if(hdr.mbr == null) return null; view_handler.add(new Request(Request.LEAVE, hdr.mbr)); break; case GmsHeader.LEAVE_RSP:
public Object up(Event evt) { switch(evt.getType()) { case Event.SUSPECT: Object retval=up_prot.up(evt); // todo: change this to only accept lists in 4.1 Collection<Address> suspects=evt.arg() instanceof Address? Collections.singletonList(evt.arg()) : evt.arg(); Request[] suspect_reqs=new Request[suspects.size()]; int index=0; for(Address mbr: suspects) suspect_reqs[index++]=new Request(Request.SUSPECT, mbr); view_handler.add(suspect_reqs); ack_collector.suspect(suspects); merge_ack_collector.suspect(suspects); return retval; case Event.UNSUSPECT: impl.unsuspect(evt.getArg()); return null; // discard case Event.MERGE: view_handler.add(new Request(Request.MERGE, null, evt.getArg())); return null; // don't pass up case Event.IS_MERGE_IN_PROGRESS: return merger.isMergeInProgress(); } return up_prot.up(evt); }
/** The coordinator itself wants to leave the group */ public void leave(Address mbr) { if(mbr == null) { if(log.isErrorEnabled()) log.error(Util.getMessage("MemberSAddressIsNull")); return; } leaving=true; Address next_coord=gms.determineNextCoordinator(); if(next_coord != null) sendLeaveReqTo(next_coord); else { gms.getViewHandler().add(new Request(Request.LEAVE, mbr)); // If we're the coord leaving, ignore gms.leave_timeout: https://issues.jboss.org/browse/JGRP-1509 long timeout=(long)(Math.max(gms.leave_timeout, gms.view_ack_collection_timeout) * 1.10); gms.getViewHandler().waitUntilComplete(timeout); } gms.becomeClient(); }
public void suspect(Address mbr) { if(mbr.equals(gms.local_addr)) { if(log.isWarnEnabled()) log.warn("I am the coord and I'm suspected -- will probably leave shortly"); return; } Collection<Request> suspected=new LinkedHashSet<>(1); suspected.add(new Request(Request.SUSPECT,mbr)); handleMembershipChange(suspected); }
public void suspect(Address mbr) { Collection<Request> suspected=new LinkedHashSet<>(1); suspected.add(new Request(Request.SUSPECT, mbr)); handleMembershipChange(suspected); }