install_nexus.md

#How to install Sonatype Nexus

##Create user

useradd -r -m nexus
passwd nexus

##Download and unpack Nexus

cd /opt
wget http://www.sonatype.org/downloads/nexus-latest-bundle.tar.gz
tar xzf nexus-latest-bundle.tar.gz

##Change ownership

chown -R nexus:nexus /opt/nexus
chown -R nexus:nexus /opt/sonatype-work

##Configure

Edit /opt/nexus/bin/nexus

RUN_AS_USER=nexus
NEXUS_HOME=/opt/nexus
PIDDIR=/opt/nexus

##Autostart http://books.sonatype.com/nexus-book/reference/install-sect-service.html

ln -s /opt/nexus/bin/nexus /etc/init.d/
update-rc.d nexus defaults
service nexus start

##Publishing

Add the following to ~/.gradle/gradle.properties

NEXUS_USERNAME=username
NEXUS_PASSWORD=password

RELEASE_REPOSITORY_URL=http://localhost:8081/nexus/content/repositories/releases/
SNAPSHOT_REPOSITORY_URL=http://localhost:8081/nexus/content/repositories/snapshots/

See https://github.com/chrisbanes/gradle-mvn-push

Simplified version of gradle-mvn-push.gradle

apply plugin: 'maven'

def getReleaseRepositoryUrl() {
    return hasProperty('RELEASE_REPOSITORY_URL') ? RELEASE_REPOSITORY_URL : ''
}

def getSnapshotRepositoryUrl() {
    return hasProperty('SNAPSHOT_REPOSITORY_URL') ? SNAPSHOT_REPOSITORY_URL : ''
}

def getRepositoryUsername() {
    return hasProperty('NEXUS_USERNAME') ? NEXUS_USERNAME : ''
}

def getRepositoryPassword() {
    return hasProperty('NEXUS_PASSWORD') ? NEXUS_PASSWORD : ''
}

afterEvaluate { project ->
    uploadArchives {
        repositories {
            mavenDeployer {
                pom.groupId = GROUP
                pom.artifactId = POM_ARTIFACT_ID
                pom.version = VERSION_NAME

                repository(url: getReleaseRepositoryUrl()) {
                    authentication(userName: getRepositoryUsername(), password: getRepositoryPassword())
                }
                snapshotRepository(url: getSnapshotRepositoryUrl()) {
                    authentication(userName: getRepositoryUsername(), password: getRepositoryPassword())
                }

                pom.project {
                    name POM_NAME
                    packaging POM_PACKAGING
                    description POM_DESCRIPTION
                }
            }
        }
    }
}

##Links

• http://books.sonatype.com/nexus-book/reference/install-sect-service.html