Software Deployment & Release 26/03/2015 1EN-ICE

2 Summary 1. Apache Maven & Nexus Repositories 2. Requirements & needs of EN-ICE-SIC 3. Working Group Outcome: Deployment 26/03/2015 EN-ICE

Apache Maven 3 Build system for Java projects Main objectives: Making the build process easy Providing a uniform build system Providing quality project information Providing guidelines for best practices development Main principles Convention over configuration Dependencies management Build lifecycles Plug-in based architecture Apache Maven official site EN-ICE 26/03/2015

Apache Maven 4 Dependency management … junit 4.8 commons-jxpath 1.3 … Project Object Model (pom.xml) EN-ICE 26/03/2015

Apache Maven & Nexus Repositories 5 Maven Central Repository Development PC mvn compile Internet CERN LAN Codehaus Repository … CERN Public Repository EN-ICE Repository First code compilation may take a long time until all the dependencies are downloaded. Following code compilations will be much faster. POM Maven Local Repository Dependency resolution EN-ICE 26/03/2015

Apache Maven & Nexus Repositories 6 Maven Central Repository Development PC mvn deploy Internet CERN LAN Codehaus Repository … CERN Public Repository EN-ICE Repository POM Software deployment synchronization official-release beta-release alpha-release official-release Maven Local Repository Only official releases are visible from the Internet EN-ICE 26/03/2015

Requirements & Needs of EN-ICE-SIC Repository Manager for Software Releases (Nexus, Artifactory,…) Deployment of jar, rpm, war, zip… Maven integration Dependency resolution Queries to get available software (REST API, Eclipse Aether, …) Public releases and internal releases Automatic deployment of software documentation API: Nexus, DFS User Manuals: EDMS Online Documentation: Confluence, Drupal, Wikis … Interface for Software Releases Jenkins 7EN-ICE 26/03/2015

WG Outcome: Deployment List of activities and tools that make the software system available for use. Requirement: Ability to automate all the possible actions Procedure: Compiling the sources Running unit tests Tagging the source code Generate API documentation (Javadoc, Doxygen, …) Packaging files in a distributable format Uploading the packaged files to a server or repository manager Updating the project documentation (Confluence, EDMS, …) … Tools: Apache Maven Hudson/Jenkins Servers Sonatype Nexus: Deployment of software libraries and tools EDMS: Storage for software documentation (user manuals, design documents, etc.) Confluence: Deployment of system’s online documentation and software download links 8EN-ICE 26/03/2015