@Provides
@Singleton
State providesStateStore(MyriadConfiguration cfg) {
return new ZooKeeperState(
cfg.getZkServers(),
cfg.getZkTimeout(),
TimeUnit.MILLISECONDS,
"/myriad/" + cfg.getFrameworkName());
}
@Provides
@Singleton
SchedulerDriver providesSchedulerDriver(
MyriadScheduler scheduler, MyriadConfiguration cfg, SchedulerState schedulerState) {
Builder frameworkInfoBuilder =
FrameworkInfo.newBuilder()
.setUser("")
.setName(cfg.getFrameworkName())
.setCheckpoint(cfg.isCheckpoint())
.setFailoverTimeout(cfg.getFrameworkFailoverTimeout());
if (StringUtils.isNotEmpty(cfg.getFrameworkRole())) {
frameworkInfoBuilder.setRole(cfg.getFrameworkRole());
}
FrameworkID frameworkId = schedulerState.getFrameworkID();
if (frameworkId != null) {
LOGGER.info("Attempting to re-register with frameworkId: {}", frameworkId.getValue());
frameworkInfoBuilder.setId(frameworkId);
}
String mesosAuthenticationPrincipal = cfg.getMesosAuthenticationPrincipal();
String mesosAuthenticationSecretFilename = cfg.getMesosAuthenticationSecretFilename();
if (StringUtils.isNotEmpty(mesosAuthenticationPrincipal)) {
frameworkInfoBuilder.setPrincipal(mesosAuthenticationPrincipal);
Credential.Builder credentialBuilder = Credential.newBuilder();
credentialBuilder.setPrincipal(mesosAuthenticationPrincipal);
if (StringUtils.isNotEmpty(mesosAuthenticationSecretFilename)) {
try {
credentialBuilder.setSecretBytes(
ByteString.readFrom(new FileInputStream(mesosAuthenticationSecretFilename)));
} catch (FileNotFoundException ex) {
LOGGER.error("Mesos authentication secret file was not found", ex);
throw new RuntimeException(ex);
} catch (IOException ex) {
LOGGER.error("Error reading Mesos authentication secret file", ex);
throw new RuntimeException(ex);
}
}
return new MesosSchedulerDriver(
scheduler, frameworkInfoBuilder.build(), cfg.getMesosMaster(), credentialBuilder.build());
} else {
return new MesosSchedulerDriver(
scheduler, frameworkInfoBuilder.build(), cfg.getMesosMaster());
}
}