Extend ./bin/opensearch-plugin install <plugin_name> to include plugins in the default distribution

distribution/tools/plugin-cli/src/main/java/org/opensearch/plugins/InstallPluginCommand.java

@@ -137,8 +137,6 @@
  */
 class InstallPluginCommand extends EnvironmentAwareCommand {
 
-    private static final String PROPERTY_STAGING_ID = "opensearch.plugins.staging";
-
     // exit codes for install
     /** A plugin with the same name is already installed. */
     static final int PLUGIN_EXISTS = 1;
@@ -307,14 +305,7 @@ void execute(Terminal terminal, List<String> pluginIds, boolean isBatch, Environ
     private Path download(Terminal terminal, String pluginId, Path tmpDir, boolean isBatch) throws Exception {
 
         if (OFFICIAL_PLUGINS.contains(pluginId)) {
-            final String url = getOpenSearchUrl(
-                terminal,
-                getStagingHash(),
-                Version.CURRENT,
-                isSnapshot(),
-                pluginId,
-                Platforms.PLATFORM_NAME
-            );
+            final String url = getOpenSearchUrl(terminal, Version.CURRENT, isSnapshot(), pluginId, Platforms.PLATFORM_NAME);
             terminal.println("-> Downloading " + pluginId + " from opensearch");
             return downloadAndValidate(terminal, url, tmpDir, true, isBatch);
         }
@@ -341,38 +332,35 @@ private Path download(Terminal terminal, String pluginId, Path tmpDir, boolean i
         return downloadZip(terminal, pluginId, tmpDir, isBatch);
     }
 
-    // pkg private so tests can override
-    String getStagingHash() {
-        return System.getProperty(PROPERTY_STAGING_ID);
-    }
-
     boolean isSnapshot() {
         return Build.CURRENT.isSnapshot();
     }
 
     /** Returns the url for an official opensearch plugin. */
     private String getOpenSearchUrl(
         final Terminal terminal,
-        final String stagingHash,
         final Version version,
         final boolean isSnapshot,
         final String pluginId,
         final String platform
-    ) throws IOException, UserException {
+    ) throws IOException {
         final String baseUrl;
-        if (isSnapshot && stagingHash == null) {
-            throw new UserException(
-                ExitCodes.CONFIG,
-                "attempted to install release build of official plugin on snapshot build of OpenSearch"
-            );
-        }
-        if (stagingHash != null) {
-            baseUrl = String.format(
+        // default plugins start with opensearch-
+        if (pluginId.startsWith("opensearch-")) {
+            String repository = "releases";
+            if (isSnapshot) {
+                repository = "snapshots";
+            }
+            String defaultPluginVersion = version + ".0";
+            if (isSnapshot) {
+                defaultPluginVersion += "-SNAPSHOT";
+            }
+            return String.format(
                 Locale.ROOT,
-                "https://artifacts.opensearch.org/snapshots/plugins/%s/%s-%s",
+                "https://aws.oss.sonatype.org/service/local/artifact/maven/redirect?r=%s&g=org.opensearch.plugin&a=%s&v=%s&e=zip",
+                repository,
                 pluginId,
-                version,
-                stagingHash
+                defaultPluginVersion
             );
         } else {
             baseUrl = String.format(
@@ -566,7 +554,7 @@ private Path downloadAndValidate(
                 final BufferedReader checksumReader = new BufferedReader(new InputStreamReader(in, StandardCharsets.UTF_8));
                 final String checksumLine = checksumReader.readLine();
                 final String[] fields = checksumLine.split(" {2}");
-                if (officialPlugin && fields.length != 2 || officialPlugin == false && fields.length > 2) {
+                if (fields.length == 0 || fields.length > 2) {
                     throw new UserException(ExitCodes.IO_ERROR, "Invalid checksum file at " + checksumUrl);
                 }
                 expectedChecksum = fields[0];
@@ -614,7 +602,7 @@ private Path downloadAndValidate(
             }
         }
 
-        if (officialPlugin) {
+        if (officialPlugin && urlString.contains("artifacts.opensearch.org")) {
             verifySignature(zip, urlString);
         }