com.netflix.spinnaker.clouddriver.kubernetes.v2.caching.view.provider.KubernetesV2LiveManifestProvider.java Source code

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Here is the source code for com.netflix.spinnaker.clouddriver.kubernetes.v2.caching.view.provider.KubernetesV2LiveManifestProvider.java

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/*
 * Copyright 2018 Google, Inc.
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package com.netflix.spinnaker.clouddriver.kubernetes.v2.caching.view.provider;

import com.netflix.spinnaker.clouddriver.kubernetes.v2.caching.view.model.KubernetesV2Manifest;
import com.netflix.spinnaker.clouddriver.kubernetes.v2.description.KubernetesResourcePropertyRegistry;
import com.netflix.spinnaker.clouddriver.kubernetes.v2.description.manifest.KubernetesKind;
import com.netflix.spinnaker.clouddriver.kubernetes.v2.description.manifest.KubernetesManifest;
import com.netflix.spinnaker.clouddriver.kubernetes.v2.security.KubernetesV2Credentials;
import com.netflix.spinnaker.clouddriver.security.AccountCredentialsRepository;
import lombok.Getter;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.tuple.Pair;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import java.util.Collections;
import java.util.List;
import java.util.Map;

@Component
@Slf4j
public class KubernetesV2LiveManifestProvider extends KubernetesV2AbstractManifestProvider {
    @Getter
    final private AccountCredentialsRepository credentialsRepository;
    @Getter
    final private KubernetesResourcePropertyRegistry registry;

    @Autowired
    public KubernetesV2LiveManifestProvider(AccountCredentialsRepository credentialsRepository,
            KubernetesResourcePropertyRegistry registry) {
        this.credentialsRepository = credentialsRepository;
        this.registry = registry;
    }

    @Override
    public KubernetesV2Manifest getManifest(String account, String location, String name) {
        if (!isAccountRelevant(account)) {
            return null;
        }

        if (!makesLiveCalls(account)) {
            return null;
        }

        Pair<KubernetesKind, String> parsedName;
        try {
            parsedName = KubernetesManifest.fromFullResourceName(name);
        } catch (Exception e) {
            return null;
        }

        // TODO(lwander): move to debug once early users have validated this
        log.info("Live call to lookup manifest '{}:{}' in namespace '{}' under account '{}'", parsedName.getRight(),
                parsedName.getLeft(), location, account);
        KubernetesV2Credentials credentials = getCredentials(account)
                .orElseThrow(() -> new IllegalStateException("Already verified that credentials are relevant"));
        KubernetesManifest manifest = credentials.get(parsedName.getLeft(), location, parsedName.getRight());
        if (manifest == null) {
            return null;
        }

        String namespace = manifest.getNamespace();
        KubernetesKind kind = manifest.getKind();

        List<KubernetesManifest> events = credentials.eventsFor(kind, namespace, parsedName.getRight());

        // TODO kubectl top pod <name> -n <namespace>
        // low-priority, pipeline-only mode doesn't need to see resource usage.
        List<Map> metrics = Collections.emptyList();

        return buildManifest(account, manifest, events, metrics);
    }

    @Override
    public List<KubernetesV2Manifest> getClusterAndSortAscending(String account, String location, String kind,
            String app, String cluster, Sort sort) {
        return Collections.emptyList();
    }
}