gitauth.go

package builds

import (
	"fmt"
	"net"
	"net/url"
	"path/filepath"
	"strings"

	g "github.com/onsi/ginkgo"
	o "github.com/onsi/gomega"

	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"

	exutil "github.com/openshift/origin/test/extended/util"
	testutil "github.com/openshift/origin/test/util"
)

// hostname returns the hostname from a hostport specification
func hostname(hostport string) (string, error) {
	host, _, err := net.SplitHostPort(hostport)
	return host, err
}

var _ = g.Describe("[Feature:Builds][Slow] can use private repositories as build input", func() {
	defer g.GinkgoRecover()

	const (
		gitServerDeploymentConfigName = "gitserver"
		sourceSecretName              = "sourcesecret"
		hostNameSuffix                = "nip.io"
		gitUserName                   = "gituser"
		gitPassword                   = "gituserpassword"
		buildConfigName               = "gitauthtest"
		sourceURLTemplate             = "https://gitserver.%s/ruby-hello-world"
		sourceURLTemplateTokenAuth    = "https://gitserver-tokenauth.%s/ruby-hello-world"
	)

	var (
		gitServerFixture          = exutil.FixturePath("testdata", "test-gitserver.yaml")
		gitServerTokenAuthFixture = exutil.FixturePath("testdata", "test-gitserver-tokenauth.yaml")
		testBuildFixture          = exutil.FixturePath("testdata", "builds", "test-auth-build.yaml")
		oc                        = exutil.NewCLI("build-sti-private-repo", exutil.KubeConfigPath())
		caCertPath                = filepath.Join(filepath.Dir(exutil.KubeConfigPath()), "ca.crt")
	)

	g.Context("", func() {

		g.BeforeEach(func() {
			exutil.DumpDockerInfo()
		})

		g.AfterEach(func() {
			if g.CurrentGinkgoTestDescription().Failed {
				exutil.DumpPodStates(oc)
				exutil.DumpPodLogsStartingWith("", oc)
			}
		})

		g.JustBeforeEach(func() {
			g.By("waiting for builder service account")
			err := exutil.WaitForBuilderAccount(oc.KubeClient().Core().ServiceAccounts(oc.Namespace()))
			o.Expect(err).NotTo(o.HaveOccurred())
		})

		testGitAuth := func(gitServerYaml, urlTemplate string, secretFunc func() string) {

			g.By("obtaining the configured API server host from config")
			adminClientConfig, err := testutil.GetClusterAdminClientConfig(exutil.KubeConfigPath())
			o.Expect(err).NotTo(o.HaveOccurred())
			hostURL, err := url.Parse(adminClientConfig.Host)
			o.Expect(err).NotTo(o.HaveOccurred())
			host, err := hostname(hostURL.Host)
			o.Expect(err).NotTo(o.HaveOccurred())
			if ip := net.ParseIP(host); ip == nil {
				// we have a hostname, not an IP, but need to prefix
				// nip.io addresses with an IP
				ips, err := net.LookupIP(host)
				o.Expect(err).NotTo(o.HaveOccurred())
				host = ips[0].String()
			}
			routeSuffix := fmt.Sprintf("%s.%s", host, hostNameSuffix)

			g.By(fmt.Sprintf("calling oc new-app -f %q -p ROUTE_SUFFIX=%s", gitServerYaml, routeSuffix))
			err = oc.Run("new-app").Args("-f", gitServerYaml, "-p", fmt.Sprintf("ROUTE_SUFFIX=%s", routeSuffix)).Execute()
			o.Expect(err).NotTo(o.HaveOccurred())

			g.By("expecting the deployment of the gitserver to be in the Complete phase")
			err = exutil.WaitForDeploymentConfig(oc.KubeClient(), oc.AppsClient().Apps(), oc.Namespace(), gitServerDeploymentConfigName, 1, true, oc)
			o.Expect(err).NotTo(o.HaveOccurred())

			sourceSecretName := secretFunc()

			sourceURL := fmt.Sprintf(urlTemplate, routeSuffix)
			g.By(fmt.Sprintf("creating a new BuildConfig by calling oc new-app -f %q -p SOURCE_SECRET=%s -p SOURCE_URL=%s",
				testBuildFixture, sourceSecretName, sourceURL))
			err = oc.Run("new-app").Args("-f", testBuildFixture, "-p", fmt.Sprintf("SOURCE_SECRET=%s", sourceSecretName), "-p", fmt.Sprintf("SOURCE_URL=%s", sourceURL)).Execute()
			o.Expect(err).NotTo(o.HaveOccurred())

			g.By("starting a test build")
			br, _ := exutil.StartBuildAndWait(oc, buildConfigName)
			if !br.BuildSuccess {
				exutil.DumpApplicationPodLogs(gitServerDeploymentConfigName, oc)
			}
			br.AssertSuccess()
		}

		g.Describe("Build using a username, password, and CA certificate", func() {
			g.It("should create a new build using the internal gitserver", func() {
				testGitAuth(gitServerFixture, sourceURLTemplate, func() string {
					g.By(fmt.Sprintf("creating a new secret for the gitserver by calling oc secrets new-basicauth %s --username=%s --password=%s --cacert=%s",
						sourceSecretName, gitUserName, gitPassword, caCertPath))
					err := oc.Run("secrets").Args(
						"new-basicauth", sourceSecretName,
						fmt.Sprintf("--username=%s", gitUserName),
						fmt.Sprintf("--password=%s", gitPassword),
						fmt.Sprintf("--ca-cert=%s", caCertPath),
					).Execute()
					o.Expect(err).NotTo(o.HaveOccurred())
					return sourceSecretName
				})
			})
		})

		g.Describe("Build using a service account token and CA certificate", func() {
			g.It("should create a new build using the internal gitserver", func() {
				testGitAuth(gitServerTokenAuthFixture, sourceURLTemplateTokenAuth, func() string {
					g.By("assigning the edit role to the builder service account")
					err := oc.Run("policy").Args("add-role-to-user", "edit", "--serviceaccount=builder").Execute()
					o.Expect(err).NotTo(o.HaveOccurred())

					g.By("getting the token secret name for the builder service account")
					sa, err := oc.KubeClient().Core().ServiceAccounts(oc.Namespace()).Get("builder", metav1.GetOptions{})
					o.Expect(err).NotTo(o.HaveOccurred())
					for _, s := range sa.Secrets {
						if strings.Contains(s.Name, "token") {
							return s.Name
						}
					}
					return ""
				})
			})
		})
	})
})