ptlrs commented on code in PR #49: URL: https://github.com/apache/ozone-docker/pull/49#discussion_r3203169711
########## ADVANCED.md: ########## @@ -0,0 +1,39 @@ +<!-- + Licensed to the Apache Software Foundation (ASF) under one or more + contributor license agreements. See the NOTICE file distributed with + this work for additional information regarding copyright ownership. + The ASF licenses this file to You 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. +--> + +# Advanced Configuration + +The all-in-one image ships with sensible defaults baked into [`conf/ozone-site.xml`](conf/ozone-site.xml) and [`conf/core-site.xml`](conf/core-site.xml). These cover a single-DataNode cluster with replication of 1. + +For one-off tweaks at runtime, you can override individual properties without rebuilding the image by mounting a custom config file. + +## Override via mounted config + +Create your own `ozone-site.xml` that contains only the properties you want to change, then mount it on top of the baked-in copy: + +```bash +docker run -d \ + --name ozone \ + -p 9878:9878 -p 9888:9888 \ + -v "$(pwd)/my-ozone-site.xml:/etc/hadoop/ozone-site.xml:ro" \ + -v ozone-metadata:/data/metadata \ + -v ozone-hdds:/data/hdds \ + -v ozone-logs:/var/log/hadoop \ + apache/ozone:all-in-one +``` + +> **Note**: When you mount over `ozone-site.xml`, it fully replaces the baked-in file. Copy the original from [`conf/ozone-site.xml`](conf/ozone-site.xml) and edit only what you need. Review Comment: Fixed. I have reworded the text. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
