protected Protos.Resource rangeResource(String name, long begin, long end) {
// For a given named resource and value,
// find and return the role that matches the name and exceeds the value.
// Give preference to reserved offers first (those whose roles do not match "*")
List<Protos.Resource> reservedResources = new LinkedList<>();
for (Protos.Resource resource : offer.getResourcesList()) {
if (resource.hasRole() && !resource.getRole().equals("*")) {
reservedResources.add(resource);
}
}
String role = "*";
for (Protos.Resource resource : reservedResources) {
if (resource.getName() == name) {
Protos.Value.Ranges ranges = resource.getRanges();
for (Protos.Value.Range range : ranges.getRangeList()) {
if (range.getBegin() <= begin && range.getEnd() >= end) {
role = resource.getRole();
break;
}
}
}
}
return Protos.Resource.newBuilder()
.setType(Protos.Value.Type.RANGES)
.setName(name)
.setRanges(
Protos.Value.Ranges.newBuilder()
.addRange(Protos.Value.Range.newBuilder().setBegin(begin).setEnd(end))
.build())
.setRole(role)
.build();
}
private List<Protos.Resource> getWorkerRequiredResources(long workerCpus, long workerMem) {
List<Protos.Resource> resources = getCoreRequiredResouces(workerCpus, workerMem);
// Set worker rcp port, web ui port, data port as range resources for this task.
// By default, it would require 29998, 29999, 30000 ports for worker process.
resources.add(
Protos.Resource.newBuilder()
.setName(Constants.MESOS_RESOURCE_PORTS)
.setType(Protos.Value.Type.RANGES)
.setRanges(
Protos.Value.Ranges.newBuilder()
.addRange(
Protos.Value.Range.newBuilder()
.setBegin(Configuration.getLong(PropertyKey.WORKER_RPC_PORT))
.setEnd(Configuration.getLong(PropertyKey.WORKER_RPC_PORT)))
.addRange(
Protos.Value.Range.newBuilder()
.setBegin(Configuration.getLong(PropertyKey.WORKER_DATA_PORT))
.setEnd(Configuration.getLong(PropertyKey.WORKER_DATA_PORT)))
.addRange(
(Protos.Value.Range.newBuilder()
.setBegin(Configuration.getLong(PropertyKey.WORKER_WEB_PORT))
.setEnd(Configuration.getLong(PropertyKey.WORKER_WEB_PORT)))))
.build());
return resources;
}
private static int getPortsFrom(Protos.TaskInfo taskInfo) {
double portCount = 0;
for (Protos.Resource resource : taskInfo.getResourcesList()) {
if (resource.getName() == "ports") {
for (Protos.Value.Range range : resource.getRanges().getRangeList()) {
portCount = 1 + range.getEnd() - range.getBegin();
}
}
}
return (int) portCount;
}
private static List<VirtualMachineLease.Range> getPortsFrom(Protos.Offer offer) {
List<VirtualMachineLease.Range> ranges = new ArrayList<>();
for (Protos.Resource resource : offer.getResourcesList()) {
if (resource.getName() == "ports") {
for (Protos.Value.Range range : resource.getRanges().getRangeList()) {
int beg = (int) range.getBegin();
int end = (int) range.getEnd();
VirtualMachineLease.Range vmRange = new VirtualMachineLease.Range(beg, end);
ranges.add(vmRange);
}
}
}
return ranges;
}
public static Protos.Resource portRange(long beginPort, long endPort) {
Protos.Value.Range singlePortRange =
Protos.Value.Range.newBuilder().setBegin(beginPort).setEnd(endPort).build();
return Protos.Resource.newBuilder()
.setName("ports")
.setType(Protos.Value.Type.RANGES)
.setRanges(Protos.Value.Ranges.newBuilder().addRange(singlePortRange))
.build();
}