private void deleteScheduledTasks(
final Collection<SingularityPendingTask> scheduledTasks,
SingularityPendingRequest pendingRequest) {
for (SingularityPendingTask task :
Iterables.filter(
scheduledTasks,
Predicates.and(
SingularityPendingTask.matchingRequest(pendingRequest.getRequestId()),
SingularityPendingTask.matchingDeploy(pendingRequest.getDeployId())))) {
LOG.debug(
"Deleting pending task {} in order to reschedule {}",
task.getPendingTaskId().getId(),
pendingRequest);
taskManager.deletePendingTask(task.getPendingTaskId());
}
}
public List<SingularityTaskRequest> getDueTasks() {
final List<SingularityPendingTask> tasks = taskManager.getPendingTasks();
final long now = System.currentTimeMillis();
final List<SingularityPendingTask> dueTasks = Lists.newArrayListWithCapacity(tasks.size());
for (SingularityPendingTask task : tasks) {
if (task.getPendingTaskId().getNextRunAt() <= now) {
dueTasks.add(task);
}
}
final List<SingularityTaskRequest> dueTaskRequests =
taskRequestManager.getTaskRequests(dueTasks);
return checkForStaleScheduledTasks(dueTasks, dueTaskRequests);
}
private List<SingularityTaskRequest> checkForStaleScheduledTasks(
List<SingularityPendingTask> pendingTasks, List<SingularityTaskRequest> taskRequests) {
final Set<String> foundPendingTaskId = Sets.newHashSetWithExpectedSize(taskRequests.size());
final Set<String> requestIds = Sets.newHashSetWithExpectedSize(taskRequests.size());
for (SingularityTaskRequest taskRequest : taskRequests) {
foundPendingTaskId.add(taskRequest.getPendingTask().getPendingTaskId().getId());
requestIds.add(taskRequest.getRequest().getId());
}
for (SingularityPendingTask pendingTask : pendingTasks) {
if (!foundPendingTaskId.contains(pendingTask.getPendingTaskId().getId())) {
LOG.info("Removing stale pending task {}", pendingTask.getPendingTaskId());
taskManager.deletePendingTask(pendingTask.getPendingTaskId());
}
}
// TODO this check isn't necessary if we keep track better during deploys
final Map<String, SingularityRequestDeployState> deployStates =
deployManager.getRequestDeployStatesByRequestIds(requestIds);
final List<SingularityTaskRequest> taskRequestsWithValidDeploys =
Lists.newArrayListWithCapacity(taskRequests.size());
for (SingularityTaskRequest taskRequest : taskRequests) {
SingularityRequestDeployState requestDeployState =
deployStates.get(taskRequest.getRequest().getId());
if (!matchesDeploy(requestDeployState, taskRequest)) {
LOG.info(
"Removing stale pending task {} because the deployId did not match active/pending deploys {}",
taskRequest.getPendingTask().getPendingTaskId(),
requestDeployState);
taskManager.deletePendingTask(taskRequest.getPendingTask().getPendingTaskId());
} else {
taskRequestsWithValidDeploys.add(taskRequest);
}
}
return taskRequestsWithValidDeploys;
}
