diff options
Diffstat (limited to 'src/main/java/org/onap/dcae/configuration/cbs')
3 files changed, 150 insertions, 0 deletions
diff --git a/src/main/java/org/onap/dcae/configuration/cbs/CbsClientConfigurationResolver.java b/src/main/java/org/onap/dcae/configuration/cbs/CbsClientConfigurationResolver.java new file mode 100644 index 00000000..360e0a8f --- /dev/null +++ b/src/main/java/org/onap/dcae/configuration/cbs/CbsClientConfigurationResolver.java @@ -0,0 +1,61 @@ +/*- + * ============LICENSE_START======================================================= + * org.onap.dcaegen2.collectors.ves + * ================================================================================ + * Copyright (C) 2020 Nokia. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.dcae.configuration.cbs; + +import io.vavr.control.Option; +import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.CbsClientConfiguration; +import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.ImmutableCbsClientConfiguration; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +class CbsClientConfigurationResolver { + + private static final Logger LOGGER = LoggerFactory.getLogger(CbsClientConfigurationResolver.class); + + private final String defaultProtocol = "http"; + private final String defaultHostname = "config-binding-service"; + private final int defaultPort = 10000; + private final String defaultAppName = "dcae-ves-collector"; + + CbsClientConfiguration resolveCbsClientConfiguration() { + try { + return CbsClientConfiguration.fromEnvironment(); + } catch (Exception e) { + LOGGER.warn("Failed resolving CBS client configuration from system environments: " + e); + } + LOGGER.info("Falling back to use default CBS client configuration properties"); + return getFallbackConfiguration(); + } + + private ImmutableCbsClientConfiguration getFallbackConfiguration() { + LOGGER.info("Falling back to use default CBS client configuration"); + return createCbsClientConfiguration(defaultProtocol, defaultHostname, defaultAppName, defaultPort); + } + + private ImmutableCbsClientConfiguration createCbsClientConfiguration(String protocol, String hostname, + String appName, Integer port) { + return ImmutableCbsClientConfiguration.builder() + .protocol(protocol) + .hostname(hostname) + .port(port) + .appName(appName) + .build(); + } +}
\ No newline at end of file diff --git a/src/main/java/org/onap/dcae/configuration/cbs/CbsConfigResolver.java b/src/main/java/org/onap/dcae/configuration/cbs/CbsConfigResolver.java new file mode 100644 index 00000000..5a66c294 --- /dev/null +++ b/src/main/java/org/onap/dcae/configuration/cbs/CbsConfigResolver.java @@ -0,0 +1,58 @@ +/*- + * ============LICENSE_START======================================================= + * org.onap.dcaegen2.collectors.ves + * ================================================================================ + * Copyright (C) 2020 Nokia. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.dcae.configuration.cbs; + +import com.google.gson.JsonObject; +import io.vavr.control.Option; +import java.util.function.Consumer; +import org.json.JSONObject; +import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.CbsClientFactory; +import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.api.CbsRequests; +import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.CbsClientConfiguration; +import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.CbsRequest; +import org.onap.dcaegen2.services.sdk.rest.services.model.logging.RequestDiagnosticContext; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + + + +public class CbsConfigResolver { + + private static final Logger log = LoggerFactory.getLogger(CbsConfigResolver.class); + + private final CbsClientConfiguration cbsClientConfiguration; + private final RequestDiagnosticContext diagnosticContext = RequestDiagnosticContext.create(); + private final CbsRequest cbsConfigurationRequest = CbsRequests.getConfiguration(diagnosticContext); + + CbsConfigResolver(CbsClientConfiguration cbsClientConfiguration) { + this.cbsClientConfiguration = cbsClientConfiguration; + } + + public Option<JSONObject> getAppConfig() { + JsonObject emptyJson = new JsonObject(); + JsonObject jsonObject = CbsClientFactory.createCbsClient(cbsClientConfiguration) + .flatMap(cbsClient -> cbsClient.get(cbsConfigurationRequest)) + .doOnError(error -> log.warn("Failed to fetch configuration from CBS " + error.getMessage())) + .onErrorReturn(emptyJson) + .block(); + + return emptyJson.equals(jsonObject) ? Option.none() : Option.of(new JSONObject(jsonObject.toString())); + } +}
\ No newline at end of file diff --git a/src/main/java/org/onap/dcae/configuration/cbs/CbsConfigResolverFactory.java b/src/main/java/org/onap/dcae/configuration/cbs/CbsConfigResolverFactory.java new file mode 100644 index 00000000..aa3ee00f --- /dev/null +++ b/src/main/java/org/onap/dcae/configuration/cbs/CbsConfigResolverFactory.java @@ -0,0 +1,31 @@ +/*- + * ============LICENSE_START======================================================= + * org.onap.dcaegen2.collectors.ves + * ================================================================================ + * Copyright (C) 2020 Nokia. All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + */ +package org.onap.dcae.configuration.cbs; + +import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.CbsClientConfiguration; + +public class CbsConfigResolverFactory { + + public CbsConfigResolver create() { + CbsClientConfigurationResolver resolver = new CbsClientConfigurationResolver(); + CbsClientConfiguration cbsClientConfiguration = resolver.resolveCbsClientConfiguration(); + return new CbsConfigResolver(cbsClientConfiguration); + } +}
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