sentinel-demo com.alibaba.csp 1.8.3 4.0.0 sentinel-demo-apollo-datasource 2.17.0 1.7.25 org.slf4j slf4j-api ${slf4j.version} org.apache.logging.log4j log4j-core ${log4j2.version} org.apache.logging.log4j log4j-api ${log4j2.version} org.apache.logging.log4j log4j-slf4j-impl ${log4j2.version} com.alibaba.csp sentinel-datasource-apollo com.alibaba fastjson org.apache.logging.log4j log4j-slf4j-impl