// - return couchbase SDK error if any.
func (p *Projector) doFailoverLog(
request *protobuf.FailoverLogRequest, opaque uint16) ap.MessageMarshaller {
response := &protobuf.FailoverLogResponse{}
pooln := request.GetPool()
bucketn := request.GetBucket()
vbuckets := request.GetVbnos()
// log this request.
prefix := p.logPrefix
fmsg := "%v ##%x doFailoverLog() {%q, %q, %v}\n"
logging.Infof(fmsg, prefix, opaque, pooln, bucketn, vbuckets)
defer logging.Infof("%v ##%x doFailoverLog() returns ...\n", prefix, opaque)
bucket, err := c.ConnectBucket(p.clusterAddr, pooln, bucketn)
if err != nil {
logging.Errorf("%v ##%x ConnectBucket(): %v\n", prefix, opaque, err)
response.Err = protobuf.NewError(err)
return response
}
defer bucket.Close()
protoFlogs := make([]*protobuf.FailoverLog, 0, len(vbuckets))
vbnos := c.Vbno32to16(vbuckets)
dcpConfig := map[string]interface{}{
"genChanSize": p.config["projector.dcp.genChanSize"].Int(),
"dataChanSize": p.config["projector.dcp.dataChanSize"].Int(),
}
flogs, err := bucket.GetFailoverLogs(opaque, vbnos, dcpConfig)
if err == nil {
for vbno, flog := range flogs {
vbuuids := make([]uint64, 0, len(flog))
seqnos := make([]uint64, 0, len(flog))
for _, x := range flog {
vbuuids = append(vbuuids, x[0])
seqnos = append(seqnos, x[1])
}
protoFlog := &protobuf.FailoverLog{
Vbno: proto.Uint32(uint32(vbno)),
Vbuuids: vbuuids,
Seqnos: seqnos,
}
protoFlogs = append(protoFlogs, protoFlog)
}
} else {
logging.Errorf("%v ##%x GetFailoverLogs(): %v\n", prefix, opaque, err)
response.Err = protobuf.NewError(err)
return response
}
response.Logs = protoFlogs
return response
}
func (c *monitorTestProjectorClient) MutationTopicRequest(topic, endpointType string,
reqTimestamps []*protobuf.TsVbuuid, instances []*protobuf.Instance) (*protobuf.TopicResponse, error) {
logging.Infof("monitorTestProjectorClient.MutationTopicRequest(): start")
if len(reqTimestamps) == 0 {
util.TT.Fatal("testProjectorClient.MutationTopicRequest(): reqTimestamps is nil")
}
response := new(protobuf.TopicResponse)
response.Topic = &topic
response.InstanceIds = make([]uint64, len(instances))
for i, inst := range instances {
response.InstanceIds[i] = inst.GetIndexInstance().GetInstId()
}
response.ActiveTimestamps = reqTimestamps
if reqTimestamps[0].GetSeqnos()[10] != 406 {
response.RollbackTimestamps = make([]*protobuf.TsVbuuid, 1)
response.RollbackTimestamps[0] = protobuf.NewTsVbuuid(manager.DEFAULT_POOL_NAME, reqTimestamps[0].GetBucket(), manager.NUM_VB)
response.RollbackTimestamps[0].Append(uint16(10), uint64(406), reqTimestamps[0].Vbuuids[10], 0, 0)
response.Err = protobuf.NewError(projectorC.ErrorStreamRequest)
return response, projectorC.ErrorStreamRequest
} else {
response.RollbackTimestamps = nil
response.Err = nil
return response, nil
}
}
// - return couchbase SDK error if any.
func (p *Projector) doVbmapRequest(
request *protobuf.VbmapRequest, opaque uint16) ap.MessageMarshaller {
response := &protobuf.VbmapResponse{}
pooln := request.GetPool()
bucketn := request.GetBucket()
kvaddrs := request.GetKvaddrs()
// log this request.
prefix := p.logPrefix
fmsg := "%v ##%x doVbmapRequest() {%q, %q, %v}\n"
logging.Infof(fmsg, prefix, pooln, bucketn, kvaddrs, opaque)
defer logging.Infof("%v ##%x doVbmapRequest() returns ...\n", prefix, opaque)
// get vbmap from bucket connection.
bucket, err := c.ConnectBucket(p.clusterAddr, pooln, bucketn)
if err != nil {
logging.Errorf("%v ##%x ConnectBucket(): %v\n", prefix, opaque, err)
response.Err = protobuf.NewError(err)
return response
}
defer bucket.Close()
bucket.Refresh()
m, err := bucket.GetVBmap(kvaddrs)
if err != nil {
logging.Errorf("%v ##%x GetVBmap(): %v\n", prefix, opaque, err)
response.Err = protobuf.NewError(err)
return response
}
// compose response
response.Kvaddrs = make([]string, 0, len(kvaddrs))
response.Kvvbnos = make([]*protobuf.Vbuckets, 0, len(kvaddrs))
for kvaddr, vbnos := range m {
response.Kvaddrs = append(response.Kvaddrs, kvaddr)
response.Kvvbnos = append(
response.Kvvbnos, &protobuf.Vbuckets{Vbnos: c.Vbno16to32(vbnos)})
}
return response
}
// - return ErrorTopicMissing if feed is not started.
// - otherwise, error is empty string.
func (p *Projector) doDelInstances(
request *protobuf.DelInstancesRequest, opaque uint16) ap.MessageMarshaller {
topic := request.GetTopic()
// log this request.
prefix := p.logPrefix
logging.Infof("%v ##%x doDelInstances() %q\n", prefix, opaque, topic)
defer logging.Infof("%v ##%x doDelInstances() returns ...\n", prefix, opaque)
feed, err := p.acquireFeed(topic)
defer p.releaseFeed(topic)
if err != nil {
logging.Errorf("%v ##%x acquireFeed(): %v\n", prefix, opaque, err)
return protobuf.NewError(err)
}
err = feed.DelInstances(request, opaque)
return protobuf.NewError(err)
}