Skip broken pipe plugins on startup and snapshot load (#17470)

- PipeAgentLauncher: catch Throwable per plugin so registration errors do not stop startup
- PipePluginInfo: catch Throwable when loading plugin classes from snapshot; continue with remaining plugins

Made-with: Cursor

Author: luoluoyuyu

iotdb-core/confignode/src/main/java/org/apache/iotdb/confignode/persistence/pipe/PipePluginInfo.java

@@ -413,14 +413,14 @@ public void processLoadSnapshot(final File snapshotDir) throws IOException {
             pipePluginMetaKeeper.addPipePluginVisibility(
                 pluginName, VisibilityUtils.calculateFromPluginClass(pluginClass));
             classLoaderManager.addPluginAndClassLoader(pluginName, pipePluginClassLoader);
-          } catch (final Exception e) {
+          } catch (final Throwable e) {
             try {
               pipePluginClassLoader.close();
             } catch (final Exception ignored) {
             }
             throw e;
           }
-        } catch (final Exception e) {
+        } catch (final Throwable e) {
           LOGGER.warn(
               "Failed to load plugin class for plugin [{}] when loading snapshot [{}] ",
               pluginName,

iotdb-core/datanode/src/main/java/org/apache/iotdb/db/pipe/agent/runtime/PipeAgentLauncher.java

@@ -90,7 +90,7 @@ public static synchronized void launchPipePluginAgent(
         }
         PipeDataNodeAgent.plugin().doRegister(meta);
       }
-    } catch (Exception e) {
+    } catch (Throwable e) {
       // Ignore the pipe plugin errors and continue to start
       LOGGER.warn("Failure when register pipe plugins, will ignore.", e);
     }