====== Archiva ======
see: https://archiva.apache.org/index.cgi

  * In order to make it as service in debian use ''ln -s /opt/archiva/bin/archiva /etc/init.d/archiva''

===== Configuration =====
  - Create Remote repositories (Repositories > Remote Repositories Management)
    - id: ''central'' name: ''Central Repository'' url: ''https://repo.maven.apache.org/maven2''
    - id: ''central-maven2'' name: ''central-maven2'' url: ''http://central.maven.org/maven2''
    - id: ''neo4j'' name: ''neo4j'' url: ''http://m2.neo4j.org/content/repositories/releases/''
  - Create Managed repositories (Repositories > Remote Repositories Management)
    - id: ''external''
      - name: ''Archiva Managed External Repository''
      - dir: ''/opt/apache-archiva-2.2.1/repositories/repositories/external''
      - index dir: ''./repositories/external/.indexer''
      - days older: 30
      - retention counter: 2
      - releases: V
      - block redeployment: V
      - scanned: V
  - Create Repository Group
    - id: ''all''
      - Order sub repositories (Drug & Drop)
        - snapshots
        - internal
        - external
      - save
  - Proxy connectors
    - external > central
    - external > central-maven2
    - external > neo4j
===== Configurations =====
<code xml ~/.m2/settings.xml>
settings.xml 
<settings>
   <servers>
    <server>
      <id>archiva.all</id>
      <username>ADMIN_USERNAME</username>
      <password>ADMIN_PASSWORD</password>
    </server>
    <server>
      <id>archiva.internal</id>
      <username>ADMIN_USERNAME</username>
      <password>ADMIN_PASSWORD</password>
    </server>
    <server>
      <id>archiva.snapshots</id>
      <username>ADMIN_USERNAME</username>
      <password>ADMIN_PASSWORD</password>
    </server>
  </servers>
  <mirrors>
    <mirror>
      <id>archiva.all</id>
      <name>Maven Repository Manager running on repo.mycompany.com</name>
      <url>http://repo.mycompany.com/repository/all</url>
      <mirrorOf>*</mirrorOf>
    </mirror>
  </mirrors>
</settings>
</code>