Example usage for com.google.common.net HostAndPort fromParts

Introduction

In this page you can find the example usage for com.google.common.net HostAndPort fromParts.

Prototype

public static HostAndPort fromParts(String host, int port)

Source Link

Document

Build a HostAndPort instance from separate host and port values.

Usage

From source file:org.apache.brooklyn.location.jclouds.JcloudsLocation.java

protected LoginCredentials waitForSshable(final ComputeService computeService, final NodeMetadata node,
        Optional<HostAndPort> hostAndPortOverride, List<LoginCredentials> credentialsToTry, ConfigBag setup) {
    String waitForSshable = setup.get(WAIT_FOR_SSHABLE);
    checkArgument(!"false".equalsIgnoreCase(waitForSshable),
            "waitForReachable called despite waitForSshable=%s for %s", waitForSshable, node);
    checkArgument(credentialsToTry.size() > 0, "waitForReachable called without credentials for %s", node);

    Duration timeout = null;//from w w w  . j av  a  2 s  .com
    try {
        timeout = Duration.parse(waitForSshable);
    } catch (Exception e) {
        // normal if 'true'; just fall back to default
    }
    if (timeout == null) {
        timeout = Duration.parse(WAIT_FOR_SSHABLE.getDefaultValue());
    }

    Set<String> users = Sets.newLinkedHashSet();
    for (LoginCredentials creds : credentialsToTry) {
        users.add(creds.getUser());
    }
    String user = (users.size() == 1) ? Iterables.getOnlyElement(users)
            : "{" + Joiner.on(",").join(users) + "}";
    String vmIp = hostAndPortOverride.isPresent() ? hostAndPortOverride.get().getHostText()
            : getFirstReachableAddress(node, setup);
    if (vmIp == null)
        LOG.warn("Unable to extract IP for " + node + " (" + setup.getDescription()
                + "): subsequent connection attempt will likely fail");
    int vmPort = hostAndPortOverride.isPresent() ? hostAndPortOverride.get().getPortOrDefault(22) : 22;

    String connectionDetails = user + "@" + vmIp + ":" + vmPort;
    final HostAndPort hostAndPort = hostAndPortOverride.isPresent() ? hostAndPortOverride.get()
            : HostAndPort.fromParts(vmIp, vmPort);
    final AtomicReference<LoginCredentials> credsSuccessful = new AtomicReference<LoginCredentials>();

    // Don't use config that relates to the final user credentials (those have nothing to do 
    // with the initial credentials of the VM returned by the cloud provider).
    ConfigBag sshProps = ConfigBag.newInstanceCopying(setup);
    sshProps.remove("password");
    sshProps.remove("privateKeyData");
    sshProps.remove("privateKeyFile");
    sshProps.remove("privateKeyPassphrase");

    final Map<SshMachineLocation, LoginCredentials> machinesToTry = Maps.newLinkedHashMap();
    for (LoginCredentials creds : credentialsToTry) {
        machinesToTry.put(createTemporarySshMachineLocation(hostAndPort, creds, sshProps), creds);
    }
    try {
        Callable<Boolean> checker = new Callable<Boolean>() {
            public Boolean call() {
                for (Map.Entry<SshMachineLocation, LoginCredentials> entry : machinesToTry.entrySet()) {
                    SshMachineLocation machine = entry.getKey();
                    int exitstatus = machine
                            .execScript(
                                    ImmutableMap.of(SshTool.PROP_SSH_TRIES_TIMEOUT.getName(),
                                            Duration.THIRTY_SECONDS.toMilliseconds(),
                                            SshTool.PROP_SSH_TRIES.getName(), 1),
                                    "check-connectivity", ImmutableList.of("true"));
                    boolean success = (exitstatus == 0);
                    if (success) {
                        credsSuccessful.set(entry.getValue());
                        return true;
                    }
                }
                return false;
            }
        };

        waitForReachable(checker, connectionDetails, credentialsToTry, setup, timeout);
    } finally {
        for (SshMachineLocation machine : machinesToTry.keySet()) {
            getManagementContext().getLocationManager().unmanage(machine);
            Streams.closeQuietly(machine);
        }
    }

    return credsSuccessful.get();
}

From source file:org.apache.brooklyn.location.jclouds.JcloudsLocation.java

/**
 * Attempts to obtain the hostname or IP of the node, as advertised by the cloud provider.
 * Prefers public, reachable IPs.//  ww w . ja  v a2s . c  om
 * For some clouds (e.g. aws-ec2), it will attempt to find the public hostname.
 */
protected String getPublicHostname(NodeMetadata node, Optional<HostAndPort> sshHostAndPort,
        LoginCredentials userCredentials, ConfigBag setup) {
    String provider = (setup != null) ? setup.get(CLOUD_PROVIDER) : null;
    if (provider == null)
        provider = getProvider();

    if ("aws-ec2".equals(provider)) {
        HostAndPort inferredHostAndPort = null;
        if (!sshHostAndPort.isPresent()) {
            try {
                String vmIp = getFirstReachableAddress(node, setup);
                int port = node.getLoginPort();
                inferredHostAndPort = HostAndPort.fromParts(vmIp, port);
            } catch (Exception e) {
                LOG.warn("Error reaching aws-ec2 instance " + node.getId() + "@" + node.getLocation()
                        + " on port " + node.getLoginPort() + "; falling back to jclouds metadata for address",
                        e);
            }
        }
        if (sshHostAndPort.isPresent() || inferredHostAndPort != null) {
            if (isWindows(node, setup)) {
                if (inferredHostAndPort != null) {
                    LOG.warn("Cannot querying aws-ec2 Windows instance " + node.getId() + "@"
                            + node.getLocation()
                            + " over ssh for its hostname; falling back to first reachable IP");
                    return inferredHostAndPort.getHostText();
                }
            } else {
                HostAndPort hostAndPortToUse = sshHostAndPort.isPresent() ? sshHostAndPort.get()
                        : inferredHostAndPort;
                try {
                    return getPublicHostnameAws(hostAndPortToUse, userCredentials, setup);
                } catch (Exception e) {
                    if (inferredHostAndPort != null) {
                        LOG.warn("Error querying aws-ec2 instance " + node.getId() + "@" + node.getLocation()
                                + " over ssh for its hostname; falling back to first reachable IP", e);
                        // We've already found a reachable address so settle for that, rather than doing it again
                        return inferredHostAndPort.getHostText();
                    } else {
                        LOG.warn("Error querying aws-ec2 instance " + node.getId() + "@" + node.getLocation()
                                + " over ssh for its hostname; falling back to jclouds metadata for address",
                                e);
                    }
                }
            }
        }
    }

    return getPublicHostnameGeneric(node, setup);
}

From source file:org.apache.brooklyn.location.jclouds.JcloudsLocation.java

private Maybe<String> getPrivateHostnameAws(NodeMetadata node, Optional<HostAndPort> sshHostAndPort,
        LoginCredentials userCredentials, ConfigBag setup) {
    // TODO Remove duplication from getPublicHostname.
    // TODO Don't like 
    HostAndPort inferredHostAndPort = null;
    if (!sshHostAndPort.isPresent()) {
        try {//from  w w  w  .j  a  v a 2  s.  c  o m
            String vmIp = getFirstReachableAddress(node, setup);
            int port = node.getLoginPort();
            inferredHostAndPort = HostAndPort.fromParts(vmIp, port);
        } catch (Exception e) {
            LOG.warn("Error reaching aws-ec2 instance " + node.getId() + "@" + node.getLocation() + " on port "
                    + node.getLoginPort() + "; falling back to jclouds metadata for address", e);
        }
    }
    if (sshHostAndPort.isPresent() || inferredHostAndPort != null) {
        HostAndPort hostAndPortToUse = sshHostAndPort.isPresent() ? sshHostAndPort.get() : inferredHostAndPort;
        try {
            return Maybe.of(getPublicHostnameAws(hostAndPortToUse, userCredentials, setup));
        } catch (Exception e) {
            LOG.warn("Error querying aws-ec2 instance instance " + node.getId() + "@" + node.getLocation()
                    + " over ssh for its hostname; falling back to jclouds metadata for address", e);
        }
    }
    return Maybe.absent();
}