private List<AgentStatusRepresentation> waitForAgentsToStart(List<String> instanceIds) {
for (int loop = 0; true; loop++) {
try {
URI uri = uriBuilderFrom(coordinatorUri).replacePath("v1/admin/agent").build();
Request request = RequestBuilder.prepareGet().setUri(uri).build();
List<AgentStatusRepresentation> agents =
client.execute(request, createJsonResponseHandler(AGENTS_CODEC));
Map<String, AgentStatusRepresentation> runningAgents = newHashMap();
for (AgentStatusRepresentation agent : agents) {
if (agent.getState() == AgentLifecycleState.ONLINE) {
runningAgents.put(agent.getInstanceId(), agent);
}
}
if (runningAgents.keySet().containsAll(instanceIds)) {
WaitUtils.clearWaitMessage();
runningAgents.keySet().retainAll(instanceIds);
return ImmutableList.copyOf(runningAgents.values());
}
} catch (Exception ignored) {
}
WaitUtils.wait(loop);
}
}
@Override
public List<AgentStatusRepresentation> provisionAgents(
String agentConfig,
int agentCount,
String instanceType,
String availabilityZone,
String ami,
String keyPair,
String securityGroup,
boolean waitForStartup) {
URI uri = uriBuilderFrom(coordinatorUri).replacePath("v1/admin/agent").build();
AgentProvisioningRepresentation agentProvisioning =
new AgentProvisioningRepresentation(
agentConfig, agentCount, instanceType, availabilityZone, ami, keyPair, securityGroup);
Request request =
RequestBuilder.preparePost()
.setUri(uri)
.setHeader("Content-Type", "application/json")
.setBodyGenerator(jsonBodyGenerator(AGENT_PROVISIONING_CODEC, agentProvisioning))
.build();
List<AgentStatusRepresentation> agents =
client.execute(request, createJsonResponseHandler(AGENTS_CODEC));
if (waitForStartup) {
List<String> instanceIds = newArrayList();
for (AgentStatusRepresentation agent : agents) {
instanceIds.add(agent.getInstanceId());
}
agents = waitForAgentsToStart(instanceIds);
}
return agents;
}