Upload Maven artifacts to remote S3 repository

pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>com.example</groupId>
    <artifactId>mvnuploader</artifactId>
    <version>1.0.0-SNAPSHOT</version>
    <packaging>pom</packaging>
    <name>Uploader</name>

    <build>
        <extensions>
            <extension>
                <groupId>org.springframework.build</groupId>
                <artifactId>aws-maven</artifactId>
                <version>4.4.0.RELEASE</version>
            </extension>
        </extensions>
    </build>
     
    <repositories>
      <repository>
          <id>aws-releases</id>
          <name>AWS Release Repository</name>
          <url>s3://your.bucket.name/release</url>
      </repository>
  </repositories>
</project>

settings.xml

<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0
            http://maven.apache.org/xsd/settings-1.0.0.xsd">

    <servers>
        <server>
            <id>aws-releases</id>
            <username><!-- access ID here --></username>
            <passphrase><!-- secret ID here --></passphrase>
        </server>
    </servers>
</settings>

upload.rb

#!/usr/bin/env ruby

MVN = 'mvn'
REPO_URL = 's3://your.bucket.name/releases'
REPO_ID = 'aws-releases'
DIR = '/opt/sonatype-work/nexus/storage/releases'

poms = Dir["#{DIR}/**/*.pom"]
puts "Uploading #{poms.count} artifacts"

count = 0
poms.each do |pom|
  pomxml = File.read(pom)
  match = /.packaging.(\w+)..packaging./.match(pomxml)
  packaging = 'jar'
  if match
    packaging = match[1]
  end
  
  artifact = pom.gsub(/pom$/, packaging)
  if File.exists?(artifact)
    puts "uploading #{count+1}: #{artifact}"
    puts `#{MVN} deploy:deploy-file -DpomFile=#{pom} -Durl=#{REPO_URL} -Dfile=#{artifact} -DrepositoryId=#{REPO_ID}`
  end
  
  count += 1
end
puts count