diff options
Diffstat (limited to 'infra/minimal-distribution/src/main/java/io/fd/honeycomb/infra/distro/initializer/InitializerRegistryProvider.groovy')
-rw-r--r-- | infra/minimal-distribution/src/main/java/io/fd/honeycomb/infra/distro/initializer/InitializerRegistryProvider.groovy | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/infra/minimal-distribution/src/main/java/io/fd/honeycomb/infra/distro/initializer/InitializerRegistryProvider.groovy b/infra/minimal-distribution/src/main/java/io/fd/honeycomb/infra/distro/initializer/InitializerRegistryProvider.groovy new file mode 100644 index 000000000..5f75fc026 --- /dev/null +++ b/infra/minimal-distribution/src/main/java/io/fd/honeycomb/infra/distro/initializer/InitializerRegistryProvider.groovy @@ -0,0 +1,73 @@ +/* + * Copyright (c) 2016 Cisco and/or its affiliates. + * + * 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 io.fd.honeycomb.infra.distro.initializer + +import com.google.inject.Inject +import com.google.inject.name.Named +import groovy.transform.ToString +import groovy.util.logging.Slf4j +import io.fd.honeycomb.data.init.DataTreeInitializer +import io.fd.honeycomb.data.init.InitializerRegistry +import io.fd.honeycomb.data.init.InitializerRegistryImpl +import io.fd.honeycomb.infra.distro.ProviderTrait + +@Slf4j +@ToString +class InitializerRegistryProvider extends ProviderTrait<InitializerRegistry> { + + @Inject + @Named("honeycomb-context") + DataTreeInitializer contextInitializer + @Inject + @Named("honeycomb-config") + DataTreeInitializer configInitializer + @Inject(optional = true) + Set<DataTreeInitializer> pluginInitializers = [] + + @Override + def create() { + return new InitializerRegistry() { + + @Override + void initialize() throws DataTreeInitializer.InitializeException { + log.info("Config initialization started"); + + final InitializerRegistry initializer = new InitializerRegistryImpl(new ArrayList<>(pluginInitializers)) + + try { + // Initialize contexts first so that other initializers can find any relevant mapping before initializing + // configuration to what is already in VPP + contextInitializer.initialize(); + log.info("Persisted context restored successfully"); + // Initialize all registered initializers + initializer.initialize(); + log.info("Configuration initialized successfully"); + // Initialize stored configuration on top + configInitializer.initialize(); + log.info("Persisted configuration restored successfully"); + } catch (Exception e) { + log.warn("Failed to initialize config", e); + } + + log.info("Honeycomb initialized"); + } + + @Override + void close() throws Exception {} + } + } +} |