List of usage examples for com.amazonaws.services.ec2.model InstanceStatus getSystemStatus
public InstanceStatusSummary getSystemStatus()
Reports impaired functionality that stems from issues related to the systems that support an instance, such as hardware failures and network connectivity problems.
From source file:com.dowdandassociates.gentoo.bootstrap.InstanceUtils.java
License:Apache License
public static Optional<Instance> onDemandInstance(AmazonEC2 ec2Client, Optional<Image> image, Integer minCount, Integer maxCount, SecurityGroupInformation securityGroupInformation, KeyPairInformation keyPairInformation, Optional<String> instanceType, Optional<String> availabilityZone, Long sleep) {//from w ww.j a va2s . c o m if (!image.isPresent()) { return Optional.absent(); } RunInstancesRequest runInstancesRequest = new RunInstancesRequest().withImageId(image.get().getImageId()) .withMinCount(minCount).withMaxCount(maxCount) .withSecurityGroups(securityGroupInformation.getGroupName()) .withKeyName(keyPairInformation.getName()); log.info("ImageId=" + image.get().getImageId()); log.info("MinCount=" + minCount); log.info("MaxCount=" + maxCount); log.info("SecurityGroups.1=" + securityGroupInformation.getGroupName()); log.info("KeyName=" + keyPairInformation.getName()); if (instanceType.isPresent()) { runInstancesRequest.setInstanceType(instanceType.get()); log.info("InstanceType=" + instanceType.get()); } if (availabilityZone.isPresent()) { runInstancesRequest.setPlacement(new Placement().withAvailabilityZone(availabilityZone.get())); log.info("Placement.AvailabilityZone=" + availabilityZone.get()); } RunInstancesResult runInstancesResult = ec2Client.runInstances(runInstancesRequest); DescribeInstanceStatusRequest describeInstanceStatusRequest = new DescribeInstanceStatusRequest() .withInstanceIds(runInstancesResult.getReservation().getInstances().get(0).getInstanceId()); try { while (true) { log.info("Sleeping for " + sleep + " ms"); Thread.sleep(sleep); DescribeInstanceStatusResult describeInstanceStatusResult = ec2Client .describeInstanceStatus(describeInstanceStatusRequest); if (describeInstanceStatusResult.getInstanceStatuses().isEmpty()) { continue; } InstanceStatus instance = describeInstanceStatusResult.getInstanceStatuses().get(0); String instanceState = instance.getInstanceState().getName(); log.info("instanceState = " + instanceState); if ("pending".equals(instanceState)) { continue; } if (!"running".equals(instanceState)) { return Optional.absent(); } String instanceStatus = instance.getInstanceStatus().getStatus(); String systemStatus = instance.getSystemStatus().getStatus(); log.info("instanceStatus = " + instanceStatus); log.info("systemStatus = " + systemStatus); if ("impaired".equals(instanceStatus)) { return Optional.absent(); } if ("impaired".equals(systemStatus)) { return Optional.absent(); } if (!"ok".equals(instanceStatus)) { continue; } if (!"ok".equals(systemStatus)) { continue; } break; } } catch (InterruptedException e) { return Optional.absent(); } DescribeInstancesResult describeInstancesResult = ec2Client.describeInstances(new DescribeInstancesRequest() .withInstanceIds(runInstancesResult.getReservation().getInstances().get(0).getInstanceId())); return Optional.fromNullable(describeInstancesResult.getReservations().get(0).getInstances().get(0)); }
From source file:com.ec2box.manage.action.SystemAction.java
License:Apache License
@Action(value = "/admin/viewSystems", results = { @Result(name = "success", location = "/admin/view_systems.jsp") }) public String viewSystems() { Long userId = AuthUtil.getUserId(servletRequest.getSession()); String userType = AuthUtil.getUserType(servletRequest.getSession()); List<String> ec2RegionList = EC2KeyDB.getEC2Regions(); List<String> instanceIdList = new ArrayList<String>(); //default instance state if (sortedSet.getFilterMap().get(FILTER_BY_INSTANCE_STATE) == null) { sortedSet.getFilterMap().put(FILTER_BY_INSTANCE_STATE, AppConfig.getProperty("defaultInstanceState")); }//from ww w . ja v a 2 s. c o m try { Map<String, HostSystem> hostSystemList = new HashMap<String, HostSystem>(); //if user profile has been set or user is a manager List<Profile> profileList = UserProfileDB.getProfilesByUser(userId); if (profileList.size() > 0 || Auth.MANAGER.equals(userType)) { //set tags for profile List<String> profileTags = new ArrayList<>(); for (Profile profile : profileList) { profileTags.add(profile.getTag()); } Map<String, List<String>> profileTagMap = parseTags(profileTags); //set tags from input filters Map<String, List<String>> filterTags = fetchInputFilterTags(userType, profileTagMap); //parse out security group list in format group[,group] List<String> securityGroupList = new ArrayList<>(); if (StringUtils.isNotEmpty(sortedSet.getFilterMap().get(FILTER_BY_SECURITY_GROUP))) { securityGroupList = Arrays .asList(sortedSet.getFilterMap().get(FILTER_BY_SECURITY_GROUP).split(",")); } //get AWS credentials from DB for (AWSCred awsCred : AWSCredDB.getAWSCredList()) { if (awsCred != null) { //set AWS credentials for service BasicAWSCredentials awsCredentials = new BasicAWSCredentials(awsCred.getAccessKey(), awsCred.getSecretKey()); for (String ec2Region : ec2RegionList) { //create service AmazonEC2 service = new AmazonEC2Client(awsCredentials, AWSClientConfig.getClientConfig()); service.setEndpoint(ec2Region); //only return systems that have keys set List<String> keyValueList = new ArrayList<String>(); for (EC2Key ec2Key : EC2KeyDB.getEC2KeyByRegion(ec2Region, awsCred.getId())) { keyValueList.add(ec2Key.getKeyNm()); } DescribeInstancesRequest describeInstancesRequest = new DescribeInstancesRequest(); Filter keyNmFilter = new Filter("key-name", keyValueList); describeInstancesRequest.withFilters(keyNmFilter); //instance state filter if (StringUtils.isNotEmpty(sortedSet.getFilterMap().get(FILTER_BY_INSTANCE_STATE))) { List<String> instanceStateList = new ArrayList<String>(); instanceStateList.add(sortedSet.getFilterMap().get(FILTER_BY_INSTANCE_STATE)); Filter instanceStateFilter = new Filter("instance-state-name", instanceStateList); describeInstancesRequest.withFilters(instanceStateFilter); } if (securityGroupList.size() > 0) { Filter groupFilter = new Filter("group-name", securityGroupList); describeInstancesRequest.withFilters(groupFilter); } //set name value pair for tag filter List<String> tagList = new ArrayList<String>(); //always add all profile tags to filter list addTagsToDescribeInstanceRequest(profileTagMap, describeInstancesRequest, tagList); //add all additional filter tags provided by the user addTagsToDescribeInstanceRequest(filterTags, describeInstancesRequest, tagList); if (tagList.size() > 0) { Filter tagFilter = new Filter("tag-key", tagList); describeInstancesRequest.withFilters(tagFilter); } DescribeInstancesResult describeInstancesResult = service .describeInstances(describeInstancesRequest); for (Reservation res : describeInstancesResult.getReservations()) { for (Instance instance : res.getInstances()) { HostSystem hostSystem = new HostSystem(); hostSystem.setInstance(instance.getInstanceId()); //check for public dns if doesn't exist set to ip or pvt dns if (!"true".equals(AppConfig.getProperty("useEC2PvtDNS")) && StringUtils.isNotEmpty(instance.getPublicDnsName())) { hostSystem.setHost(instance.getPublicDnsName()); } else if (!"true".equals(AppConfig.getProperty("useEC2PvtDNS")) && StringUtils.isNotEmpty(instance.getPublicIpAddress())) { hostSystem.setHost(instance.getPublicIpAddress()); } else if (StringUtils.isNotEmpty(instance.getPrivateDnsName())) { hostSystem.setHost(instance.getPrivateDnsName()); } else { hostSystem.setHost(instance.getPrivateIpAddress()); } hostSystem.setKeyId(EC2KeyDB .getEC2KeyByNmRegion(instance.getKeyName(), ec2Region, awsCred.getId()) .getId()); hostSystem.setEc2Region(ec2Region); hostSystem.setState(instance.getState().getName()); for (Tag tag : instance.getTags()) { if ("Name".equals(tag.getKey())) { hostSystem.setDisplayNm(tag.getValue()); } } instanceIdList.add(hostSystem.getInstance()); hostSystemList.put(hostSystem.getInstance(), hostSystem); } } if (instanceIdList.size() > 0) { //set instance id list to check permissions when creating sessions servletRequest.getSession().setAttribute("instanceIdList", new ArrayList<String>(instanceIdList)); if (showStatus) { //make service call 100 instances at a time b/c of AWS limitation int i = 0; List<String> idCallList = new ArrayList<String>(); while (!instanceIdList.isEmpty()) { idCallList.add(instanceIdList.remove(0)); i++; //when i eq 100 make call if (i >= 100 || instanceIdList.isEmpty()) { //get status for host systems DescribeInstanceStatusRequest describeInstanceStatusRequest = new DescribeInstanceStatusRequest(); describeInstanceStatusRequest.withInstanceIds(idCallList); DescribeInstanceStatusResult describeInstanceStatusResult = service .describeInstanceStatus(describeInstanceStatusRequest); for (InstanceStatus instanceStatus : describeInstanceStatusResult .getInstanceStatuses()) { HostSystem hostSystem = hostSystemList .remove(instanceStatus.getInstanceId()); hostSystem.setSystemStatus( instanceStatus.getSystemStatus().getStatus()); hostSystem.setInstanceStatus( instanceStatus.getInstanceStatus().getStatus()); //check and filter by instance or system status if ((StringUtils.isEmpty( sortedSet.getFilterMap().get(FILTER_BY_INSTANCE_STATUS)) && StringUtils.isEmpty(sortedSet.getFilterMap() .get(FILTER_BY_SYSTEM_STATUS))) || (hostSystem.getInstanceStatus() .equals(sortedSet.getFilterMap() .get(FILTER_BY_INSTANCE_STATUS)) && StringUtils.isEmpty(sortedSet.getFilterMap() .get(FILTER_BY_SYSTEM_STATUS))) || (hostSystem.getInstanceStatus() .equals(sortedSet.getFilterMap() .get(FILTER_BY_SYSTEM_STATUS)) && StringUtils.isEmpty(sortedSet.getFilterMap() .get(FILTER_BY_INSTANCE_STATUS))) || (hostSystem.getInstanceStatus() .equals(sortedSet.getFilterMap() .get(FILTER_BY_SYSTEM_STATUS)) && hostSystem.getInstanceStatus() .equals(sortedSet.getFilterMap() .get(FILTER_BY_INSTANCE_STATUS)))) { hostSystemList.put(hostSystem.getInstance(), hostSystem); } } //start over i = 0; //clear list idCallList.clear(); } } //check alarms for ec2 instances AmazonCloudWatchClient cloudWatchClient = new AmazonCloudWatchClient( awsCredentials, AWSClientConfig.getClientConfig()); cloudWatchClient.setEndpoint(ec2Region.replace("ec2", "monitoring")); DescribeAlarmsResult describeAlarmsResult = cloudWatchClient.describeAlarms(); for (MetricAlarm metricAlarm : describeAlarmsResult.getMetricAlarms()) { for (Dimension dim : metricAlarm.getDimensions()) { if (dim.getName().equals("InstanceId")) { HostSystem hostSystem = hostSystemList.remove(dim.getValue()); if (hostSystem != null) { if ("ALARM".equals(metricAlarm.getStateValue())) { hostSystem .setMonitorAlarm(hostSystem.getMonitorAlarm() + 1); } else if ("INSUFFICIENT_DATA" .equals(metricAlarm.getStateValue())) { hostSystem.setMonitorInsufficientData( hostSystem.getMonitorInsufficientData() + 1); } else { hostSystem.setMonitorOk(hostSystem.getMonitorOk() + 1); } //check and filter by alarm state if (StringUtils.isEmpty( sortedSet.getFilterMap().get(FILTER_BY_ALARM_STATE))) { hostSystemList.put(hostSystem.getInstance(), hostSystem); } else if ("ALARM".equals( sortedSet.getFilterMap().get(FILTER_BY_ALARM_STATE)) && hostSystem.getMonitorAlarm() > 0) { hostSystemList.put(hostSystem.getInstance(), hostSystem); } else if ("INSUFFICIENT_DATA".equals( sortedSet.getFilterMap().get(FILTER_BY_ALARM_STATE)) && hostSystem.getMonitorInsufficientData() > 0) { hostSystemList.put(hostSystem.getInstance(), hostSystem); } else if ("OK".equals( sortedSet.getFilterMap().get(FILTER_BY_ALARM_STATE)) && hostSystem.getMonitorOk() > 0 && hostSystem.getMonitorInsufficientData() <= 0 && hostSystem.getMonitorAlarm() <= 0) { hostSystemList.put(hostSystem.getInstance(), hostSystem); } } } } } } } } } } //set ec2 systems SystemDB.setSystems(hostSystemList.values()); sortedSet = SystemDB.getSystemSet(sortedSet, new ArrayList<String>(hostSystemList.keySet())); } } catch (AmazonServiceException ex) { log.error(ex.toString(), ex); } if (script != null && script.getId() != null) { script = ScriptDB.getScript(script.getId(), userId); } return SUCCESS; }
From source file:com.ipcglobal.awscdh.config.ManageEc2.java
License:Apache License
/** * Verify EC2 instances running./* w w w . j a va 2 s. com*/ * * @param instances the instances * @throws Exception the exception */ private void verifyInstancesRunning(List<Instance> instances) throws Exception { List<String> instanceIds = new ArrayList<String>(); Map<String, InstanceStatusCheck> instanceStatusChecksByInstanceId = new HashMap<String, InstanceStatusCheck>(); for (Instance instance : instances) { instanceIds.add(instance.getInstanceId()); instanceStatusChecksByInstanceId.put(instance.getInstanceId(), new InstanceStatusCheck(instance)); } boolean isSuccess = false; long pollExpiresAt = System.currentTimeMillis() + (60000 * timeoutMinutesStartEc2Instances); while (true) { for (InstanceStatusCheck instanceStatusCheck : instanceStatusChecksByInstanceId.values()) instanceStatusCheck.reset(); DescribeInstanceStatusRequest describeInstanceStatusRequest = new DescribeInstanceStatusRequest() .withInstanceIds(instanceIds); while (true) { DescribeInstanceStatusResult describeInstanceStatusResult = ec2Client .describeInstanceStatus(describeInstanceStatusRequest); for (InstanceStatus instanceStatus : describeInstanceStatusResult.getInstanceStatuses()) { InstanceStatusCheck instanceStatusCheck = instanceStatusChecksByInstanceId .get(instanceStatus.getInstanceId()); instanceStatusCheck.updateState(instanceStatus.getInstanceState().getName(), instanceStatus.getSystemStatus().getStatus()); if (POLLING_VERBOSE) log.info("Status: id=" + instanceStatus.getInstanceId() + ", instance state=" + instanceStatus.getInstanceState().getName() + ", status checks=" + instanceStatus.getSystemStatus().getStatus()); } if (describeInstanceStatusResult.getNextToken() == null) break; describeInstanceStatusRequest.setNextToken(describeInstanceStatusResult.getNextToken()); } // Check if all instances are running or stopped int numInstancesRunning = 0; for (InstanceStatusCheck instanceStatusCheck : instanceStatusChecksByInstanceId.values()) { if (instanceStatusCheck.isInstanceRunning()) numInstancesRunning++; } if (numInstancesRunning == instanceStatusChecksByInstanceId.size()) { isSuccess = true; break; } // log.info(">>>>> verifyCdhInstancesRunning Instance Status - Start" // + ", numInstances=" + instanceStatusChecksByInstanceId.size() // + ", numInstancesInTargetStatus=" + numInstancesRunning ); // for( InstanceStatusCheck instanceStatusCheck : instanceStatusChecksByInstanceId.values() ) // log.info( instanceStatusCheck.toString() ); // log.info(">>>>> verifyCdhInstancesRunning Instance Status - End" ); if (System.currentTimeMillis() > pollExpiresAt) break; Thread.sleep(POLLING_INTERVAL_SECONDS * 1000L); } if (!isSuccess) throw new InstanceStatusCheckException(InstanceTargetStatus.RUNNING.toString(), new ArrayList<InstanceStatusCheck>(instanceStatusChecksByInstanceId.values())); }
From source file:de.unibi.cebitec.bibigrid.meta.aws.CreateClusterAWS.java
@Override public boolean launchClusterInstances() { log.info("Requesting master instance ..."); if (config.isUseSpotInstances()) { RequestSpotInstancesRequest masterReq = new RequestSpotInstancesRequest(); masterReq.withType(SpotInstanceType.OneTime).withInstanceCount(1).withLaunchGroup("lg_" + clusterId) .withSpotPrice(Double.toString(config.getBidPriceMaster())); LaunchSpecification masterLaunchSpecification = new LaunchSpecification(); masterLaunchSpecification//from ww w .j a va2s . c om .withInstanceType(InstanceType.fromValue(this.config.getMasterInstanceType().getValue())) .withPlacement(spotInstancePlacement).withKeyName(this.config.getKeypair()) .withImageId(this.config.getMasterImage()).withUserData(base64MasterUserData) .withBlockDeviceMappings(masterDeviceMappings).withNetworkInterfaces(masterNetworkInterfaces); masterReq.setLaunchSpecification(masterLaunchSpecification); RequestSpotInstancesResult masterReqResult = ec2.requestSpotInstances(masterReq); List<SpotInstanceRequest> masterReqResponses = masterReqResult.getSpotInstanceRequests(); // collect all spotInstanceRequestIds ... List<String> spotInstanceRequestIds = new ArrayList<>(); for (SpotInstanceRequest requestResponse : masterReqResponses) { spotInstanceRequestIds.add(requestResponse.getSpotInstanceRequestId()); } // Tag spotrequest CreateTagsRequest ctr = new CreateTagsRequest(); ctr.withResources(spotInstanceRequestIds); ctr.withTags(bibigridid, username, new Tag().withKey("Name").withValue(PREFIX + "master-" + clusterId)); ec2.createTags(ctr); // Wait for spot request finished log.info("Waiting for master instance (spot request) to finish booting ..."); masterInstance = waitForInstances(waitForSpotInstances(spotInstanceRequestIds)).get(0); } else { RunInstancesRequest masterReq = new RunInstancesRequest(); masterReq.withInstanceType(InstanceType.fromValue(this.config.getMasterInstanceType().getValue())) .withMinCount(1).withMaxCount(1).withPlacement(instancePlacement) .withKeyName(this.config.getKeypair()).withImageId(this.config.getMasterImage()) .withUserData(base64MasterUserData).withBlockDeviceMappings(masterDeviceMappings) .withNetworkInterfaces(masterNetworkInterfaces); // mounting ephemerals RunInstancesResult masterReqResult = ec2.runInstances(masterReq); String masterReservationId = masterReqResult.getReservation().getReservationId(); masterInstance = masterReqResult.getReservation().getInstances().get(0); log.info("Waiting for master instance to finish booting ..."); ///////////////////////////////////////////// //// Waiting for master instance to run //// masterInstance = waitForInstances(Arrays.asList(new String[] { masterInstance.getInstanceId() })) .get(0); } log.info(I, "Master instance is now running!"); ModifyInstanceAttributeRequest ia_req = new ModifyInstanceAttributeRequest(); ia_req.setInstanceId(masterInstance.getInstanceId()); ia_req.setSourceDestCheck(Boolean.FALSE); ec2.modifyInstanceAttribute(ia_req); //////////////////////////////////// //// Tagging Master with a name //// CreateTagsRequest masterNameTagRequest = new CreateTagsRequest(); masterNameTagRequest.withResources(masterInstance.getInstanceId()).withTags(bibigridid, username, new Tag().withKey("Name").withValue(PREFIX + "master-" + clusterId)); ec2.createTags(masterNameTagRequest); /* * Waiting for Status Checks to finish * */ log.info("Waiting for Status Checks on master ..."); do { DescribeInstanceStatusRequest request = new DescribeInstanceStatusRequest(); request.setInstanceIds((Arrays.asList(new String[] { masterInstance.getInstanceId() }))); DescribeInstanceStatusResult response = ec2.describeInstanceStatus(request); InstanceStatus status = response.getInstanceStatuses().get(0); String instanceStatus = status.getInstanceStatus().getStatus(); String systemStatus = status.getSystemStatus().getStatus(); log.debug("Status of master instance: " + instanceStatus + "," + systemStatus); if (instanceStatus.equalsIgnoreCase("ok") && systemStatus.equalsIgnoreCase("ok")) { break; } else { log.info(V, "..."); sleep(10); } } while (true); log.info(I, "Status checks successful."); //////////////////////////////////////////////////////////////////////// ///// run slave instances and supply userdata ////////////////////////// if (config.getSlaveInstanceCount() > 0) { String base64SlaveUserData = UserDataCreator.forSlave(masterInstance.getPrivateIpAddress(), masterInstance.getPrivateDnsName(), slaveDeviceMapper, this.config, environment.getKeypair()); log.info(V, "Slave Userdata:\n{}", new String(Base64.decodeBase64(base64SlaveUserData))); if (config.isUseSpotInstances()) { RequestSpotInstancesRequest slaveReq = new RequestSpotInstancesRequest(); slaveReq.withType(SpotInstanceType.OneTime).withInstanceCount(config.getSlaveInstanceCount()) .withLaunchGroup("lg_" + clusterId).withSpotPrice(Double.toString(config.getBidPrice())); LaunchSpecification slaveLaunchSpecification = new LaunchSpecification(); slaveLaunchSpecification .withInstanceType(InstanceType.fromValue(this.config.getSlaveInstanceType().getValue())) .withPlacement(spotInstancePlacement).withKeyName(this.config.getKeypair()) .withImageId(this.config.getSlaveImage()).withUserData(base64SlaveUserData) .withBlockDeviceMappings(slaveBlockDeviceMappings) .withNetworkInterfaces(slaveNetworkInterfaces); slaveReq.setLaunchSpecification(slaveLaunchSpecification); RequestSpotInstancesResult slaveReqResult = ec2.requestSpotInstances(slaveReq); List<SpotInstanceRequest> slaveReqResponses = slaveReqResult.getSpotInstanceRequests(); // collect all spotInstanceRequestIds ... List<String> spotInstanceRequestIds = new ArrayList<>(); for (SpotInstanceRequest requestResponse : slaveReqResponses) { spotInstanceRequestIds.add(requestResponse.getSpotInstanceRequestId()); } // wait for a second try { Thread.sleep(1000); } catch (InterruptedException e) { } log.info(V, "tag spot request instances"); // tag spot requests (slave) CreateTagsRequest ctr = new CreateTagsRequest(); ctr.withResources(spotInstanceRequestIds); ctr.withTags(bibigridid, username, new Tag().withKey("Name").withValue(PREFIX + "slave-" + clusterId)); /* Setting tags for spot requests can cause an amazon service exception, if the spot request returns an id, but the id isn't registered in spot request registy yet. */ int counter = 0; boolean finished = false; while (!finished) { try { ec2.createTags(ctr); finished = true; } catch (AmazonServiceException ase) { if (counter < 5) { log.warn("{} ... try again in 10 seconds.", ase.getMessage()); try { Thread.sleep(10000); } catch (InterruptedException e) { } counter++; } else { throw ase; } } } log.info("Waiting for slave instance(s) (spot request) to finish booting ..."); // wait for spot request (slave) finished slaveInstances = waitForInstances(waitForSpotInstances(spotInstanceRequestIds)); } else { RunInstancesRequest slaveReq = new RunInstancesRequest(); slaveReq.withInstanceType(InstanceType.fromValue(this.config.getSlaveInstanceType().getValue())) .withMinCount(this.config.getSlaveInstanceCount()) .withMaxCount(this.config.getSlaveInstanceCount()).withPlacement(instancePlacement) .withKeyName(this.config.getKeypair()).withImageId(this.config.getSlaveImage()) .withUserData(base64SlaveUserData).withBlockDeviceMappings(slaveBlockDeviceMappings) .withNetworkInterfaces(slaveNetworkInterfaces); RunInstancesResult slaveReqResult = ec2.runInstances(slaveReq); String slaveReservationId = slaveReqResult.getReservation().getReservationId(); // create a list of all slave instances List<String> slaveInstanceListIds = new ArrayList<>(); for (Instance i : slaveReqResult.getReservation().getInstances()) { slaveInstanceListIds.add(i.getInstanceId()); } log.info("Waiting for slave instance(s) to finish booting ..."); slaveInstances = waitForInstances(slaveInstanceListIds); } ///////////////////////////////////////////// //// Waiting for master instance to run //// log.info(I, "Slave instance(s) is now running!"); //////////////////////////////////// //// Tagging all slaves with a name for (Instance si : slaveInstances) { CreateTagsRequest slaveNameTagRequest = new CreateTagsRequest(); slaveNameTagRequest.withResources(si.getInstanceId()).withTags(bibigridid, username, new Tag().withKey("Name").withValue(PREFIX + "slave-" + clusterId)); ec2.createTags(slaveNameTagRequest); } } else { log.info("No Slave instance(s) requested !"); } ////////////////////////////////// ////// post configure master configureMaster(); //////////////////////////////////// //// Human friendly output StringBuilder sb = new StringBuilder(); sb.append("\n You might want to set the following environment variable:\n\n"); sb.append("export BIBIGRID_MASTER=").append(masterInstance.getPublicIpAddress()).append("\n\n"); sb.append("You can then log on the master node with:\n\n").append("ssh -i ") .append(config.getIdentityFile()).append(" ubuntu@$BIBIGRID_MASTER\n\n"); sb.append("The cluster id of your started cluster is : ").append(clusterId).append("\n\n"); sb.append("The can easily terminate the cluster at any time with :\n").append("./bibigrid -t ") .append(clusterId).append(" "); if (getConfig().isAlternativeConfigFile()) { sb.append("-o ").append(config.getAlternativeConfigPath()).append(" "); } sb.append("\n"); log.info(sb.toString()); //////////////////////////////////// //// Grid Properties file if (getConfig().getGridPropertiesFile() != null) { Properties gp = new Properties(); gp.setProperty("BIBIGRID_MASTER", masterInstance.getPublicIpAddress()); gp.setProperty("IdentityFile", getConfig().getIdentityFile().toString()); gp.setProperty("clusterId", clusterId); if (getConfig().isAlternativeConfigFile()) { gp.setProperty("AlternativeConfigFile", config.getAlternativeConfigPath()); } try { gp.store(new FileOutputStream(getConfig().getGridPropertiesFile()), "Autogenerated by BiBiGrid"); } catch (IOException e) { log.error(I, "Exception while creating grid properties file : " + e.getMessage()); } } return true; }