出于对分词兴趣，研究下solr,遇到以下这个问题：
Dockerfile
FROM solr:7.5.0
WORKDIR /opt/solr/server/solr
RUN mkdir test \
&& cp /opt/solr/dist/solr-dataimporthandler-7.5.0.jar /opt/solr/server/solr-webapp/webapp/WEB-INF/lib \
&& cp /opt/solr/dist/solr-dataimporthandler-extras-7.5.0.jar /opt/solr/server/solr-webapp/webapp/WEB-INF/lib
COPY mysql-connector-java-8.0.14.jar /opt/solr/server/solr-webapp/webapp/WEB-INF/lib
WORKDIR /opt/solr/server/solr/test
RUN echo 'name=test' > core.properties
RUN mkdir data
RUN cp -r ../configsets/_default/conf/ .
WORKDIR /opt/solr/server/solr/test/conf
ADD db-data-config.xml .
ADD solrconfig.xml .
ADD managed-schema .
EXPOSE 8983
solrconfig.xml
db-data-config.xml
managed-schema
db-data-config.xml
type="JdbcDataSource"
name="source1"
driver="com.mysql.jdbc.Driver"
url="jdbc:mysql://127.0.0.1:3306/test"
user="root"
password="mi"
batchSize="-1" />
name="test"
dataSource="source1"
query="select * from test"
>
数据库在宿主机上
看错误是没连接上mysql，想问下哪部出错呢。
点击全部导入报错
Exception while processing: test document : SolrInputDocument(fields: []):org.apache.solr.handler.dataimport.DataImportHandlerException: Unable to execute query: select * from test Processing Document # 1
at org.apache.solr.handler.dataimport.DataImportHandlerException.wrapAndThrow(DataImportHandlerException.java:69)
at org.apache.solr.handler.dataimport.JdbcDataSource$ResultSetIterator.(JdbcDataSource.java:327)
at org.apache.solr.handler.dataimport.JdbcDataSource.createResultSetIterator(JdbcDataSource.java:288)
at org.apache.solr.handler.dataimport.JdbcDataSource.getData(JdbcDataSource.java:283)
at org.apache.solr.handler.dataimport.JdbcDataSource.getData(JdbcDataSource.java:52)
at org.apache.solr.handler.dataimport.SqlEntityProcessor.initQuery(SqlEntityProcessor.java:59)
at org.apache.solr.handler.dataimport.SqlEntityProcessor.nextRow(SqlEntityProcessor.java:73)
at org.apache.solr.handler.dataimport.EntityProcessorWrapper.nextRow(EntityProcessorWrapper.java:267)
at org.apache.solr.handler.dataimport.DocBuilder.buildDocument(DocBuilder.java:476)
at org.apache.solr.handler.dataimport.DocBuilder.buildDocument(DocBuilder.java:415)
at org.apache.solr.handler.dataimport.DocBuilder.doFullDump(DocBuilder.java:330)
at org.apache.solr.handler.dataimport.DocBuilder.execute(DocBuilder.java:233)
at org.apache.solr.handler.dataimport.DataImporter.doFullImport(DataImporter.java:424)
at org.apache.solr.handler.dataimport.DataImporter.runCmd(DataImporter.java:483)
at org.apache.solr.handler.dataimport.DataImporter.lambda$runAsync$0(DataImporter.java:466)
at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: com.mysql.cj.municationsException: Communications link failure
