openstack4j/openstack4j groovy tester

test.groovy

@Grapes([
    @Grab('com.github.openstack4j.core:openstack4j-core:3.4-SNAPSHOT'),
    @Grab('com.github.openstack4j.core.connectors:openstack4j-httpclient:3.4-SNAPSHOT'),
    @Grab('org.slf4j:slf4j-jdk14:1.7.7')
])

import org.openstack4j.openstack.OSFactory
import org.openstack4j.model.compute.*
import org.openstack4j.model.common.*
import org.openstack4j.core.transport.Config

import org.openstack4j.model.image.v2.*
import org.openstack4j.api.image.v2.*

def getClient() {
    def env = System.getenv()

    def pn = env['OS_PROJECT_NAME']
    def tn = env['OS_TENANT_NAME']

    if ((pn == null) == (tn == null))
        throw new Error("Either OS_PROJECT_NAME or OS_TENANT_NAME should be provided")

    Config config = Config.newConfig().withSSLVerificationDisabled()

    // Keystone v3
    if (pn) {
        def pdid = env['OS_PROJECT_DOMAIN_ID']
        def id = pdid == null ? Identifier.byName("Default") : Identifier.byId(pdid)

        return OSFactory.builderV3()
                .withConfig(config)
                .endpoint(env['OS_AUTH_URL'])
                .credentials(env['OS_USERNAME'], env['OS_PASSWORD'], Identifier.byName(env['OS_USER_DOMAIN_NAME']))
                .scopeToProject(Identifier.byName(env['OS_PROJECT_NAME']), id)
                .authenticate()
                .useRegion(null)
    }

    // Keystone v2
    if (tn) {
        return OSFactory.builderV2()
                .withConfig(config)
                .endpoint(env['OS_AUTH_URL'])
                .credentials(env['OS_USERNAME'], env['OS_PASSWORD'])
                .tenantName(env['OS_TENANT_NAME'])
                .authenticate()
                .useRegion(null)
    }

    System.err.println "Unable to locate auth evn vars. Forgot to `source openrc.sh`?"
    System.exit 1
}

def c = getClient()