noblepaul commented on a change in pull request #994: SOLR-13662: Package
Manager (CLI)
URL: https://github.com/apache/lucene-solr/pull/994#discussion_r344444125
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File path:
solr/core/src/java/org/apache/solr/packagemanager/SolrPackageManager.java
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@@ -0,0 +1,259 @@
+package org.apache.solr.packagemanager;
+
+import java.io.Closeable;
+import java.io.IOException;
+import java.net.MalformedURLException;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.apache.solr.client.solrj.SolrClient;
+import org.apache.solr.client.solrj.impl.HttpSolrClient;
+import org.apache.solr.common.SolrException;
+import org.apache.solr.common.SolrException.ErrorCode;
+import org.apache.solr.common.cloud.SolrZkClient;
+import org.apache.solr.packagemanager.SolrPackage.Command;
+import org.apache.solr.packagemanager.SolrPackage.Metadata;
+import org.apache.solr.packagemanager.SolrPackage.Plugin;
+import org.apache.solr.util.SolrCLI;
+
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.jayway.jsonpath.JsonPath;
+
+public class SolrPackageManager implements Closeable {
+
+ final String solrBaseUrl;
+ final SolrClient solrClient;
+
+ final SolrZkClient zkClient;
+ public SolrPackageManager(String solrBaseUrl, String zkHost) {
+ this.solrBaseUrl = solrBaseUrl;
+ this.solrClient = new HttpSolrClient.Builder(solrBaseUrl).build();
+ this.zkClient = new SolrZkClient(zkHost, 30000);
+ System.out.println("Done initializing a zkClient instance...");
+ }
+
+ Map<String, List<SolrPackageInstance>> packages = null;
+
+ Metadata fetchMetadata(String manifestFilePath) throws
MalformedURLException, IOException {
+ String metadataJson = PackageUtils.getStringFromStream(solrBaseUrl +
"/api/node/files"+manifestFilePath);
+ System.out.println("Fetched metadata blob: "+metadataJson);
+ Metadata metadata = new ObjectMapper().readValue(metadataJson,
Metadata.class);
+ System.out.println("Now metadata: "+metadata);
+ return metadata;
+ }
+
+ public List<SolrPackageInstance> getPackages() throws SolrException {
+ System.out.println("Getting packages from clusterprops...");
+ List<SolrPackageInstance> ret = new ArrayList<SolrPackageInstance>();
+ packages = new HashMap<String, List<SolrPackageInstance>>();
+ try {
+ String clusterPropsJson = null;
+ Map packagesJson = null;
+
+ if (zkClient.exists("/packages.json", true) == true) {
Review comment:
do not use ZooKeeper directly, use the http API
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