Examples with HostsResourceApi com.cloudera.api.swagger.HostsResourceApi used on opensource projects

Example 1 with HostsResourceApi

use of com.cloudera.api.swagger.HostsResourceApi in project cloudbreak by hortonworks.

the class ClouderaManagerModificationService method tagHostsWithHostTemplateName.

private void tagHostsWithHostTemplateName() throws ApiException, CloudbreakException {
    ClouderaManagerRepo clouderaManagerRepoDetails = clusterComponentProvider.getClouderaManagerRepoDetails(stack.getCluster().getId());
    if (isVersionNewerOrEqualThanLimited(clouderaManagerRepoDetails::getVersion, CLOUDERAMANAGER_VERSION_7_6_0)) {
        LOGGER.info("Tagging hosts after runtime upgrade.");
        ApiClient v46Client = buildv46ApiClient();
        HostsResourceApi hostsResourceApi = clouderaManagerApiFactory.getHostsResourceApi(v46Client);
        Set<String> hostnamesFromCM = fetchHostNamesFromCm(v46Client);
        startAsyncTagCalls(hostsResourceApi, hostnamesFromCM);
    } else {
        LOGGER.info("Skipping host tagging. Cloudera Manager version needs to be equal or higher, than 7.6.0. Current version: [{}]", clouderaManagerRepoDetails.getVersion());
    }
}

Example 2 with HostsResourceApi

use of com.cloudera.api.swagger.HostsResourceApi in project cloudbreak by hortonworks.

the class ClouderaManagerModificationService method getHostsFromCM.

private List<ApiHost> getHostsFromCM() throws ApiException {
    LOGGER.debug("Retrieving registered host details from CM.");
    HostsResourceApi hostsResourceApi = clouderaManagerApiFactory.getHostsResourceApi(apiClient);
    List<ApiHost> hosts = hostsResourceApi.readHosts(null, null, SUMMARY).getItems();
    LOGGER.debug("Retrieving registered host details from CM completed. Host count: [{}]", hosts.size());
    return hosts;
}

Example 3 with HostsResourceApi

use of com.cloudera.api.swagger.HostsResourceApi in project cloudbreak by hortonworks.

the class ClouderaManagerDecomissioner method deleteHostFromClouderaManager.

private void deleteHostFromClouderaManager(Stack stack, InstanceMetaData data, ApiClient client) {
    HostsResourceApi hostsResourceApi = clouderaManagerApiFactory.getHostsResourceApi(client);
    try {
        ApiHostList hostRefList = hostsResourceApi.readHosts(null, null, SUMMARY_REQUEST_VIEW);
        Optional<ApiHost> hostRefOptional = hostRefList.getItems().stream().filter(host -> data.getDiscoveryFQDN() != null && data.getDiscoveryFQDN().equals(host.getHostname())).findFirst();
        if (hostRefOptional.isPresent()) {
            ApiHost hostRef = hostRefOptional.get();
            ClustersResourceApi clustersResourceApi = clouderaManagerApiFactory.getClustersResourceApi(client);
            clustersResourceApi.removeHost(stack.getName(), hostRef.getHostId());
            hostsResourceApi.deleteHost(hostRef.getHostId());
            LOGGER.debug("Host remove request sent. Host id: [{}]", hostRef.getHostId());
        } else {
            LOGGER.debug("Host already deleted.");
        }
    } catch (ApiException e) {
        LOGGER.error("Failed to delete host: {}", data.getDiscoveryFQDN(), e);
        throw new CloudbreakServiceException(e.getMessage(), e);
    }
}

Example 4 with HostsResourceApi

use of com.cloudera.api.swagger.HostsResourceApi in project cloudbreak by hortonworks.

the class ClouderaManagerDecomissioner method collectHostsToRemove.

public Map<String, InstanceMetaData> collectHostsToRemove(Stack stack, HostGroup hostGroup, Set<String> hostNames, ApiClient client) {
    Set<InstanceMetaData> hostsInHostGroup = hostGroup.getInstanceGroup().getNotTerminatedInstanceMetaDataSet();
    Map<String, InstanceMetaData> hostsToRemove = hostsInHostGroup.stream().filter(hostMetadata -> hostNames.contains(hostMetadata.getDiscoveryFQDN())).collect(Collectors.toMap(InstanceMetaData::getDiscoveryFQDN, hostMetadata -> hostMetadata));
    if (hostsToRemove.size() != hostNames.size()) {
        List<String> missingHosts = hostNames.stream().filter(h -> !hostsToRemove.containsKey(h)).collect(Collectors.toList());
        LOGGER.debug("Not all requested hosts found in CB for host group: {}. MissingCount={}, missingHosts=[{}]. Requested hosts: [{}]", hostGroup.getName(), missingHosts.size(), missingHosts, hostNames);
    }
    HostsResourceApi hostsResourceApi = clouderaManagerApiFactory.getHostsResourceApi(client);
    try {
        ApiHostList hostRefList = hostsResourceApi.readHosts(null, null, SUMMARY_REQUEST_VIEW);
        List<String> runningHosts = hostRefList.getItems().stream().map(ApiHost::getHostname).collect(Collectors.toList());
        // TODO: what if i remove a node from CM manually?
        List<String> matchingCmHosts = hostsToRemove.keySet().stream().filter(hostName -> runningHosts.contains(hostName)).collect(Collectors.toList());
        Set<String> matchingCmHostSet = new HashSet<>(matchingCmHosts);
        if (matchingCmHosts.size() != hostsToRemove.size()) {
            List<String> missingHostsInCm = hostsToRemove.keySet().stream().filter(h -> !matchingCmHostSet.contains(h)).collect(Collectors.toList());
            LOGGER.debug("Not all requested hosts found in CM. MissingCount={}, missingHosts=[{}]. Requested hosts: [{}]", missingHostsInCm.size(), missingHostsInCm, hostsToRemove.keySet());
        }
        Sets.newHashSet(hostsToRemove.keySet()).stream().filter(hostName -> !matchingCmHostSet.contains(hostName)).forEach(hostsToRemove::remove);
        LOGGER.debug("Collected hosts to remove: [{}]", hostsToRemove);
        return hostsToRemove;
    } catch (ApiException e) {
        LOGGER.error("Failed to get host list for cluster: {}", stack.getName(), e);
        throw new CloudbreakServiceException(e.getMessage(), e);
    }
}

Example 5 with HostsResourceApi

use of com.cloudera.api.swagger.HostsResourceApi in project cloudbreak by hortonworks.

the class ClouderaManagerDecomissioner method getHostsFromCM.

private List<ApiHost> getHostsFromCM(ApiClient client) {
    HostsResourceApi api = clouderaManagerApiFactory.getHostsResourceApi(client);
    try {
        ApiHostList apiHostList = api.readHosts(null, null, "FULL_WITH_HEALTH_CHECK_EXPLANATION");
        LOGGER.trace("Response from CM for readHosts call: {}", apiHostList);
        return apiHostList.getItems();
    } catch (ApiException e) {
        LOGGER.info("Failed to get hosts from CM", e);
        throw new RuntimeException("Failed to get hosts from CM due to: " + e.getMessage(), e);
    }
}