Examples with DescribeInstancesRequest com.amazonaws.services.ec2.model.DescribeInstancesRequest used on opensource projects

Example 16 with DescribeInstancesRequest

use of com.amazonaws.services.ec2.model.DescribeInstancesRequest in project druid by druid-io.

the class EC2AutoScaler method idToIpLookup.

@Override
public List<String> idToIpLookup(List<String> nodeIds) {
    final List<String> retVal = FluentIterable.from(Lists.partition(nodeIds, MAX_AWS_FILTER_VALUES)).transformAndConcat(new Function<List<String>, Iterable<Reservation>>() {

        @Override
        public Iterable<Reservation> apply(List<String> input) {
            return amazonEC2Client.describeInstances(new DescribeInstancesRequest().withFilters(new Filter("instance-id", input))).getReservations();
        }
    }).transformAndConcat(new Function<Reservation, Iterable<Instance>>() {

        @Override
        public Iterable<Instance> apply(Reservation reservation) {
            return reservation.getInstances();
        }
    }).transform(new Function<Instance, String>() {

        @Override
        public String apply(Instance instance) {
            return instance.getPrivateIpAddress();
        }
    }).toList();
    log.debug("Performing lookup: %s --> %s", nodeIds, retVal);
    return retVal;
}

Example 17 with DescribeInstancesRequest

use of com.amazonaws.services.ec2.model.DescribeInstancesRequest in project druid by druid-io.

the class EC2AutoScalerTest method testIptoIdLookup.

@Test
public void testIptoIdLookup() throws Exception {
    EC2AutoScaler autoScaler = new EC2AutoScaler(0, 1, ENV_CONFIG, amazonEC2Client, managementConfig);
    final int n = 150;
    Assert.assertTrue(n <= 2 * EC2AutoScaler.MAX_AWS_FILTER_VALUES);
    List<String> ips = Lists.transform(ContiguousSet.create(Range.closedOpen(0, n), DiscreteDomain.integers()).asList(), Functions.toStringFunction());
    EasyMock.expect(amazonEC2Client.describeInstances(new DescribeInstancesRequest().withFilters(new Filter("private-ip-address", ips.subList(0, EC2AutoScaler.MAX_AWS_FILTER_VALUES))))).andReturn(describeInstancesResult);
    EasyMock.expect(amazonEC2Client.describeInstances(new DescribeInstancesRequest().withFilters(new Filter("private-ip-address", ips.subList(EC2AutoScaler.MAX_AWS_FILTER_VALUES, n))))).andReturn(describeInstancesResult);
    EasyMock.replay(amazonEC2Client);
    final Reservation[] chunk1 = new Reservation[EC2AutoScaler.MAX_AWS_FILTER_VALUES];
    Arrays.fill(chunk1, reservation);
    final Reservation[] chunk2 = new Reservation[n - EC2AutoScaler.MAX_AWS_FILTER_VALUES];
    Arrays.fill(chunk2, reservation);
    EasyMock.expect(describeInstancesResult.getReservations()).andReturn(Lists.newArrayList(chunk1));
    EasyMock.expect(describeInstancesResult.getReservations()).andReturn(Lists.newArrayList(chunk2));
    EasyMock.replay(describeInstancesResult);
    EasyMock.expect(reservation.getInstances()).andReturn(Arrays.asList(instance)).times(n);
    EasyMock.replay(reservation);
    List<String> ids = autoScaler.ipToIdLookup(ips);
    Assert.assertEquals(n, ids.size());
}

Example 18 with DescribeInstancesRequest

use of com.amazonaws.services.ec2.model.DescribeInstancesRequest in project druid by druid-io.

the class EC2AutoScalerTest method testIdToIpLookup.

@Test
public void testIdToIpLookup() throws Exception {
    EC2AutoScaler autoScaler = new EC2AutoScaler(0, 1, ENV_CONFIG, amazonEC2Client, managementConfig);
    final int n = 150;
    Assert.assertTrue(n <= 2 * EC2AutoScaler.MAX_AWS_FILTER_VALUES);
    List<String> ids = Lists.transform(ContiguousSet.create(Range.closedOpen(0, n), DiscreteDomain.integers()).asList(), Functions.toStringFunction());
    EasyMock.expect(amazonEC2Client.describeInstances(new DescribeInstancesRequest().withFilters(new Filter("instance-id", ids.subList(0, EC2AutoScaler.MAX_AWS_FILTER_VALUES))))).andReturn(describeInstancesResult);
    EasyMock.expect(amazonEC2Client.describeInstances(new DescribeInstancesRequest().withFilters(new Filter("instance-id", ids.subList(EC2AutoScaler.MAX_AWS_FILTER_VALUES, n))))).andReturn(describeInstancesResult);
    EasyMock.replay(amazonEC2Client);
    final Reservation[] chunk1 = new Reservation[EC2AutoScaler.MAX_AWS_FILTER_VALUES];
    Arrays.fill(chunk1, reservation);
    final Reservation[] chunk2 = new Reservation[n - EC2AutoScaler.MAX_AWS_FILTER_VALUES];
    Arrays.fill(chunk2, reservation);
    EasyMock.expect(describeInstancesResult.getReservations()).andReturn(Lists.newArrayList(chunk1));
    EasyMock.expect(describeInstancesResult.getReservations()).andReturn(Lists.newArrayList(chunk2));
    EasyMock.replay(describeInstancesResult);
    EasyMock.expect(reservation.getInstances()).andReturn(Collections.singletonList(instance)).times(n);
    EasyMock.replay(reservation);
    List<String> ips = autoScaler.idToIpLookup(ids);
    Assert.assertEquals(n, ips.size());
}

Example 19 with DescribeInstancesRequest

use of com.amazonaws.services.ec2.model.DescribeInstancesRequest in project elasticsearch by elastic.

the class AmazonEC2Mock method describeInstances.

@Override
public DescribeInstancesResult describeInstances(DescribeInstancesRequest describeInstancesRequest) throws AmazonServiceException, AmazonClientException {
    Collection<Instance> filteredInstances = new ArrayList<>();
    logger.debug("--> mocking describeInstances");
    for (Instance instance : instances) {
        boolean tagFiltered = false;
        boolean instanceFound = false;
        Map<String, List<String>> expectedTags = new HashMap<>();
        Map<String, List<String>> instanceTags = new HashMap<>();
        for (Tag tag : instance.getTags()) {
            List<String> tags = instanceTags.get(tag.getKey());
            if (tags == null) {
                tags = new ArrayList<>();
                instanceTags.put(tag.getKey(), tags);
            }
            tags.add(tag.getValue());
        }
        for (Filter filter : describeInstancesRequest.getFilters()) {
            // If we have the same tag name and one of the values, we add the instance
            if (filter.getName().startsWith("tag:")) {
                tagFiltered = true;
                String tagName = filter.getName().substring(4);
                // if we have more than one value for the same key, then the key is appended with .x
                Pattern p = Pattern.compile("\\.\\d+", Pattern.DOTALL);
                Matcher m = p.matcher(tagName);
                if (m.find()) {
                    int i = tagName.lastIndexOf(".");
                    tagName = tagName.substring(0, i);
                }
                List<String> tags = expectedTags.get(tagName);
                if (tags == null) {
                    tags = new ArrayList<>();
                    expectedTags.put(tagName, tags);
                }
                tags.addAll(filter.getValues());
            }
        }
        if (tagFiltered) {
            logger.debug("--> expected tags: [{}]", expectedTags);
            logger.debug("--> instance tags: [{}]", instanceTags);
            instanceFound = true;
            for (Map.Entry<String, List<String>> expectedTagsEntry : expectedTags.entrySet()) {
                List<String> instanceTagValues = instanceTags.get(expectedTagsEntry.getKey());
                if (instanceTagValues == null) {
                    instanceFound = false;
                    break;
                }
                for (String expectedValue : expectedTagsEntry.getValue()) {
                    boolean valueFound = false;
                    for (String instanceTagValue : instanceTagValues) {
                        if (instanceTagValue.equals(expectedValue)) {
                            valueFound = true;
                        }
                    }
                    if (valueFound == false) {
                        instanceFound = false;
                    }
                }
            }
        }
        if (tagFiltered == false || instanceFound) {
            logger.debug("--> instance added");
            filteredInstances.add(instance);
        } else {
            logger.debug("--> instance filtered");
        }
    }
    return new DescribeInstancesResult().withReservations(new Reservation().withInstances(filteredInstances));
}

Example 20 with DescribeInstancesRequest

use of com.amazonaws.services.ec2.model.DescribeInstancesRequest in project druid by druid-io.

the class EC2AutoScaler method idToIpLookup.

@Override
public List<String> idToIpLookup(List<String> nodeIds) {
    final List<String> retVal = FluentIterable.from(Lists.partition(nodeIds, MAX_AWS_FILTER_VALUES)).transformAndConcat(new Function<List<String>, Iterable<Reservation>>() {

        @Override
        public Iterable<Reservation> apply(List<String> input) {
            return amazonEC2Client.describeInstances(new DescribeInstancesRequest().withFilters(new Filter("instance-id", input))).getReservations();
        }
    }).transformAndConcat(new Function<Reservation, Iterable<Instance>>() {

        @Override
        public Iterable<Instance> apply(Reservation reservation) {
            return reservation.getInstances();
        }
    }).transform(new Function<Instance, String>() {

        @Override
        public String apply(Instance instance) {
            return instance.getPrivateIpAddress();
        }
    }).toList();
    log.debug("Performing lookup: %s --> %s", nodeIds, retVal);
    return retVal;
}