feat:support dynamic multi-discovery.

spring-cloud-tencent-polaris-context/src/main/java/com/tencent/cloud/polaris/context/config/extend/tsf/TsfLastEnvironmentPostProcessor.java

@@ -0,0 +1,53 @@
+/*
+ * Tencent is pleased to support the open source community by making spring-cloud-tencent available.
+ *
+ * Copyright (C) 2021 THL A29 Limited, a Tencent company. All rights reserved.
+ *
+ * Licensed under the BSD 3-Clause License (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * https://opensource.org/licenses/BSD-3-Clause
+ *
+ * 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 com.tencent.cloud.polaris.context.config.extend.tsf;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import com.tencent.cloud.common.tsf.TsfContextUtils;
+import com.tencent.polaris.api.utils.StringUtils;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.env.EnvironmentPostProcessor;
+import org.springframework.core.env.ConfigurableEnvironment;
+import org.springframework.core.env.MapPropertySource;
+
+/**
+ * Read TSF env.
+ *
+ * @author Haotian Zhang
+ */
+public final class TsfLastEnvironmentPostProcessor implements EnvironmentPostProcessor {
+	@Override
+	public void postProcessEnvironment(ConfigurableEnvironment environment, SpringApplication application) {
+		String tsfAppId = environment.getProperty("tsf_app_id");
+		// TSF deploy
+		if (StringUtils.isNotBlank(tsfAppId)) {
+			Map<String, Object> defaultProperties = new HashMap<>();
+
+			if (TsfContextUtils.isTsfConsulEnabled(environment)) {
+				defaultProperties.put("spring.cloud.consul.discovery.enabled", environment.getProperty("spring.cloud.consul.discovery.enabled", "true"));
+				defaultProperties.put("spring.cloud.consul.discovery.register", environment.getProperty("spring.cloud.consul.discovery.register", "true"));
+			}
+
+			MapPropertySource tsfLastPropertySource = new MapPropertySource("tsf-last-properties", defaultProperties);
+			environment.getPropertySources().addLast(tsfLastPropertySource);
+		}
+	}
+}