@Test(enabled = true)
public void testShellAccess() throws IOException {
final String nameOfServer = "Server" + String.valueOf(new Date().getTime()).substring(6);
serversToDeleteAfterTheTests.add(nameOfServer);
Set<Ip> availableIps = client.getIpServices().getUnassignedIpList();
Ip availableIp = Iterables.getLast(availableIps);
Server createdServer =
client
.getServerServices()
.addServer(
nameOfServer, "GSI-f8979644-e646-4711-ad58-d98a5fa3612c", "1", availableIp.getIp());
assertNotNull(createdServer);
assert serverLatestJobCompleted.apply(createdServer);
// get server by name
Set<Server> response = client.getServerServices().getServersByName(nameOfServer);
assert (response.size() == 1);
createdServer = Iterables.getOnlyElement(response);
Map<String, Credentials> credsMap = client.getServerServices().getServerCredentialsList();
LoginCredentials instanceCredentials =
LoginCredentials.fromCredentials(credsMap.get(createdServer.getName()));
assertNotNull(instanceCredentials);
HostAndPort socket = HostAndPort.fromParts(createdServer.getIp().getIp(), 22);
Predicate<HostAndPort> socketOpen = retry(new InetSocketAddressConnect(), 180, 5, SECONDS);
socketOpen.apply(socket);
SshClient sshClient =
gocontext
.utils()
.injector()
.getInstance(SshClient.Factory.class)
.create(socket, instanceCredentials);
sshClient.connect();
String output = sshClient.exec("df").getOutput();
assertTrue(
output.contains("Filesystem"),
"The output should've contained filesystem information, but it didn't. Output: " + output);
sshClient.disconnect();
// check that the get credentials call is the same as this
assertEquals(
client.getServerServices().getServerCredentials(createdServer.getId()),
instanceCredentials);
try {
assertEquals(client.getServerServices().getServerCredentials(Long.MAX_VALUE), null);
} catch (AssertionError e) {
e.printStackTrace();
}
// delete the server
client.getServerServices().deleteByName(nameOfServer);
}
@Override
public NodeMetadata createNodeWithGroupEncodedIntoName(
String group, String name, Template template) {
Server addedServer = null;
boolean notStarted = true;
int numOfRetries = 20;
GetIpListOptions unassignedIps =
new GetIpListOptions()
.onlyUnassigned()
.inDatacenter(template.getLocation().getId())
.onlyWithType(IpType.PUBLIC);
// lock-free consumption of a shared resource: IP address pool
while (notStarted) { // TODO: replace with Predicate-based thread
// collision avoidance for simplicity
Set<Ip> availableIps = client.getIpServices().getIpList(unassignedIps);
if (availableIps.isEmpty()) throw new RuntimeException("No IPs available on this identity.");
int ipIndex = new SecureRandom().nextInt(availableIps.size());
Ip availableIp = Iterables.get(availableIps, ipIndex);
try {
addedServer = addServer(name, template, availableIp);
notStarted = false;
} catch (Exception e) {
if (--numOfRetries == 0) Throwables.propagate(e);
notStarted = true;
}
}
if (template.getOptions().shouldBlockUntilRunning()) {
serverLatestJobCompleted.apply(addedServer);
client.getServerServices().power(addedServer.getName(), PowerCommand.START);
serverLatestJobCompletedShort.apply(addedServer);
addedServer =
Iterables.getOnlyElement(
client.getServerServices().getServersByName(addedServer.getName()));
}
Credentials credentials =
client.getServerServices().getServerCredentialsList().get(addedServer.getName());
if (credentials != null) credentialStore.put("node#" + addedServer.getId(), credentials);
else logger.warn("couldn't get credentials for server %s", addedServer.getName());
return serverToNodeMetadata.apply(addedServer);
}
