com.netflix.spinnaker.kork.dynomite.LocalRedisDynomiteClient.java Source code

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Here is the source code for com.netflix.spinnaker.kork.dynomite.LocalRedisDynomiteClient.java

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/*
 * Copyright 2018 Netflix, 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.kork.dynomite;

import com.netflix.dyno.connectionpool.ConnectionPoolConfiguration;
import com.netflix.dyno.connectionpool.Host;
import com.netflix.dyno.connectionpool.HostSupplier;
import com.netflix.dyno.connectionpool.TokenMapSupplier;
import com.netflix.dyno.connectionpool.impl.ConnectionPoolConfigurationImpl;
import com.netflix.dyno.connectionpool.impl.lb.HostToken;
import com.netflix.dyno.jedis.DynoJedisClient;
import org.apache.commons.lang3.StringUtils;

import java.util.Collections;
import java.util.List;
import java.util.Set;

public class LocalRedisDynomiteClient {

    private DynoJedisClient dynoJedisClient;

    public LocalRedisDynomiteClient(int port) {
        String rack = StringUtils.isBlank(System.getenv("EC2_REGION")) ? "local" : System.getenv("EC2_REGION");
        HostSupplier localHostSupplier = new HostSupplier() {
            final Host hostSupplierHost = new Host("localhost", rack, Host.Status.Up);

            @Override
            public List<Host> getHosts() {
                return Collections.singletonList(hostSupplierHost);
            }
        };

        TokenMapSupplier tokenMapSupplier = new TokenMapSupplier() {
            final Host tokenHost = new Host("localhost", port, rack, Host.Status.Up);
            final HostToken localHostToken = new HostToken(100000L, tokenHost);

            @Override
            public List<HostToken> getTokens(Set<Host> activeHosts) {
                return Collections.singletonList(localHostToken);
            }

            @Override
            public HostToken getTokenForHost(Host host, Set<Host> activeHosts) {
                return localHostToken;
            }
        };

        this.dynoJedisClient = new DynoJedisClient.Builder().withDynomiteClusterName("local")
                .withApplicationName(String.valueOf(port)).withHostSupplier(localHostSupplier)
                .withCPConfig(new ConnectionPoolConfigurationImpl(String.valueOf(port))
                        .setCompressionStrategy(ConnectionPoolConfiguration.CompressionStrategy.NONE)
                        .setLocalRack(rack).withHashtag("{}").withHostSupplier(localHostSupplier)
                        .withTokenSupplier(tokenMapSupplier))
                .build();
    }

    public DynoJedisClient getClient() {
        return dynoJedisClient;
    }
}