package main
 
 import (
 	"fmt"
 	"io/ioutil"
 	"os/exec"

 	"strings"

 	"time"
 

 	"github.com/docker/docker/pkg/integration/checker"

 	"github.com/go-check/check"
 )
 
 func (s *DockerTrustSuite) TestTrustedPull(c *check.C) {
 	repoName := s.setupTrustedImage(c, "trusted-pull")
 
 	// Try pull
 	pullCmd := exec.Command(dockerBinary, "pull", repoName)
 	s.trustedCmd(pullCmd)
 	out, _, err := runCommandWithOutput(pullCmd)
 

 	c.Assert(err, check.IsNil, check.Commentf(out))
 	c.Assert(string(out), checker.Contains, "Tagging", check.Commentf(out))

 
 	dockerCmd(c, "rmi", repoName)
 	// Try untrusted pull to ensure we pushed the tag to the registry
 	pullCmd = exec.Command(dockerBinary, "pull", "--disable-content-trust=true", repoName)
 	s.trustedCmd(pullCmd)
 	out, _, err = runCommandWithOutput(pullCmd)

 	c.Assert(err, check.IsNil, check.Commentf(out))
 	c.Assert(string(out), checker.Contains, "Status: Downloaded", check.Commentf(out))

 
 }
 
 func (s *DockerTrustSuite) TestTrustedIsolatedPull(c *check.C) {

 	repoName := s.setupTrustedImage(c, "trusted-isolated-pull")

 
 	// Try pull (run from isolated directory without trust information)
 	pullCmd := exec.Command(dockerBinary, "--config", "/tmp/docker-isolated", "pull", repoName)
 	s.trustedCmd(pullCmd)
 	out, _, err := runCommandWithOutput(pullCmd)
 

 	c.Assert(err, check.IsNil, check.Commentf(out))
 	c.Assert(string(out), checker.Contains, "Tagging", check.Commentf(string(out)))

 
 	dockerCmd(c, "rmi", repoName)
 }
 
 func (s *DockerTrustSuite) TestUntrustedPull(c *check.C) {

 	repoName := fmt.Sprintf("%v/dockercliuntrusted/pulltest:latest", privateRegistryURL)

 	// tag the image and upload it to the private registry
 	dockerCmd(c, "tag", "busybox", repoName)
 	dockerCmd(c, "push", repoName)
 	dockerCmd(c, "rmi", repoName)
 
 	// Try trusted pull on untrusted tag
 	pullCmd := exec.Command(dockerBinary, "pull", repoName)
 	s.trustedCmd(pullCmd)
 	out, _, err := runCommandWithOutput(pullCmd)
 

 	c.Assert(err, check.NotNil, check.Commentf(out))

 	c.Assert(string(out), checker.Contains, "Error: remote trust data does not exist", check.Commentf(out))

 }
 
 func (s *DockerTrustSuite) TestPullWhenCertExpired(c *check.C) {
 	c.Skip("Currently changes system time, causing instability")
 	repoName := s.setupTrustedImage(c, "trusted-cert-expired")
 
 	// Certificates have 10 years of expiration
 	elevenYearsFromNow := time.Now().Add(time.Hour * 24 * 365 * 11)
 
 	runAtDifferentDate(elevenYearsFromNow, func() {
 		// Try pull
 		pullCmd := exec.Command(dockerBinary, "pull", repoName)
 		s.trustedCmd(pullCmd)
 		out, _, err := runCommandWithOutput(pullCmd)
 

 		c.Assert(err, check.NotNil, check.Commentf(out))
 		c.Assert(string(out), checker.Contains, "could not validate the path to a trusted root", check.Commentf(out))

 	})
 
 	runAtDifferentDate(elevenYearsFromNow, func() {
 		// Try pull
 		pullCmd := exec.Command(dockerBinary, "pull", "--disable-content-trust", repoName)
 		s.trustedCmd(pullCmd)
 		out, _, err := runCommandWithOutput(pullCmd)
 

 		c.Assert(err, check.IsNil, check.Commentf(out))
 		c.Assert(string(out), checker.Contains, "Status: Downloaded", check.Commentf(out))

 	})
 }
 
 func (s *DockerTrustSuite) TestTrustedPullFromBadTrustServer(c *check.C) {
 	repoName := fmt.Sprintf("%v/dockerclievilpull/trusted:latest", privateRegistryURL)
 	evilLocalConfigDir, err := ioutil.TempDir("", "evil-local-config-dir")
 	if err != nil {
 		c.Fatalf("Failed to create local temp dir")
 	}
 
 	// tag the image and upload it to the private registry
 	dockerCmd(c, "tag", "busybox", repoName)
 
 	pushCmd := exec.Command(dockerBinary, "push", repoName)
 	s.trustedCmd(pushCmd)
 	out, _, err := runCommandWithOutput(pushCmd)
 

 	c.Assert(err, check.IsNil, check.Commentf(out))
 	c.Assert(string(out), checker.Contains, "Signing and pushing trust metadata", check.Commentf(out))

 	dockerCmd(c, "rmi", repoName)
 
 	// Try pull
 	pullCmd := exec.Command(dockerBinary, "pull", repoName)
 	s.trustedCmd(pullCmd)
 	out, _, err = runCommandWithOutput(pullCmd)
 

 	c.Assert(err, check.IsNil, check.Commentf(out))
 	c.Assert(string(out), checker.Contains, "Tagging", check.Commentf(out))

 	dockerCmd(c, "rmi", repoName)
 
 	// Kill the notary server, start a new "evil" one.
 	s.not.Close()
 	s.not, err = newTestNotary(c)

 
 	c.Assert(err, check.IsNil, check.Commentf("Restarting notary server failed."))

 
 	// In order to make an evil server, lets re-init a client (with a different trust dir) and push new data.
 	// tag an image and upload it to the private registry
 	dockerCmd(c, "--config", evilLocalConfigDir, "tag", "busybox", repoName)
 
 	// Push up to the new server
 	pushCmd = exec.Command(dockerBinary, "--config", evilLocalConfigDir, "push", repoName)
 	s.trustedCmd(pushCmd)
 	out, _, err = runCommandWithOutput(pushCmd)

 
 	c.Assert(err, check.IsNil, check.Commentf(out))
 	c.Assert(string(out), checker.Contains, "Signing and pushing trust metadata", check.Commentf(out))

 	// Now, try pulling with the original client from this new trust server. This should fall back to cached metadata.

 	pullCmd = exec.Command(dockerBinary, "pull", repoName)
 	s.trustedCmd(pullCmd)
 	out, _, err = runCommandWithOutput(pullCmd)

 	if err != nil {
 		c.Fatalf("Error falling back to cached trust data: %s\n%s", err, out)
 	}
 	if !strings.Contains(string(out), "Error while downloading remote metadata, using cached timestamp") {
 		c.Fatalf("Missing expected output on trusted pull:\n%s", out)
 	}

 }
 
 func (s *DockerTrustSuite) TestTrustedPullWithExpiredSnapshot(c *check.C) {
 	c.Skip("Currently changes system time, causing instability")
 	repoName := fmt.Sprintf("%v/dockercliexpiredtimestamppull/trusted:latest", privateRegistryURL)
 	// tag the image and upload it to the private registry
 	dockerCmd(c, "tag", "busybox", repoName)
 
 	// Push with default passphrases
 	pushCmd := exec.Command(dockerBinary, "push", repoName)
 	s.trustedCmd(pushCmd)
 	out, _, err := runCommandWithOutput(pushCmd)
 

 	c.Assert(err, check.IsNil, check.Commentf(out))
 	c.Assert(string(out), checker.Contains, "Signing and pushing trust metadata", check.Commentf(out))

 
 	dockerCmd(c, "rmi", repoName)
 
 	// Snapshots last for three years. This should be expired
 	fourYearsLater := time.Now().Add(time.Hour * 24 * 365 * 4)
 
 	runAtDifferentDate(fourYearsLater, func() {
 		// Try pull
 		pullCmd := exec.Command(dockerBinary, "pull", repoName)
 		s.trustedCmd(pullCmd)
 		out, _, err = runCommandWithOutput(pullCmd)
 

 		c.Assert(err, check.NotNil, check.Commentf("Missing expected error running trusted pull with expired snapshots"))
 		c.Assert(string(out), checker.Contains, "repository out-of-date", check.Commentf(out))

 	})
 }

 
 func (s *DockerTrustSuite) TestTrustedOfflinePull(c *check.C) {
 	repoName := s.setupTrustedImage(c, "trusted-offline-pull")
 
 	pullCmd := exec.Command(dockerBinary, "pull", repoName)
 	s.trustedCmdWithServer(pullCmd, "https://invalidnotaryserver")
 	out, _, err := runCommandWithOutput(pullCmd)
 

 	c.Assert(err, check.NotNil, check.Commentf(out))
 	c.Assert(string(out), checker.Contains, "error contacting notary server", check.Commentf(out))

 	// Do valid trusted pull to warm cache
 	pullCmd = exec.Command(dockerBinary, "pull", repoName)
 	s.trustedCmd(pullCmd)
 	out, _, err = runCommandWithOutput(pullCmd)
 

 	c.Assert(err, check.IsNil, check.Commentf(out))
 	c.Assert(string(out), checker.Contains, "Tagging", check.Commentf(out))

 
 	dockerCmd(c, "rmi", repoName)
 
 	// Try pull again with invalid notary server, should use cache
 	pullCmd = exec.Command(dockerBinary, "pull", repoName)
 	s.trustedCmdWithServer(pullCmd, "https://invalidnotaryserver")
 	out, _, err = runCommandWithOutput(pullCmd)
 

 	c.Assert(err, check.IsNil, check.Commentf(out))
 	c.Assert(string(out), checker.Contains, "Tagging", check.Commentf(out))

 }

 
 func (s *DockerTrustSuite) TestTrustedPullDelete(c *check.C) {
 	repoName := fmt.Sprintf("%v/dockercli/%s:latest", privateRegistryURL, "trusted-pull-delete")
 	// tag the image and upload it to the private registry
 	_, err := buildImage(repoName, `
                     FROM busybox
                     CMD echo trustedpulldelete
                 `, true)
 
 	pushCmd := exec.Command(dockerBinary, "push", repoName)
 	s.trustedCmd(pushCmd)
 	out, _, err := runCommandWithOutput(pushCmd)
 	if err != nil {
 		c.Fatalf("Error running trusted push: %s\n%s", err, out)
 	}
 	if !strings.Contains(string(out), "Signing and pushing trust metadata") {
 		c.Fatalf("Missing expected output on trusted push:\n%s", out)
 	}
 
 	if out, status := dockerCmd(c, "rmi", repoName); status != 0 {
 		c.Fatalf("Error removing image %q\n%s", repoName, out)
 	}
 
 	// Try pull
 	pullCmd := exec.Command(dockerBinary, "pull", repoName)
 	s.trustedCmd(pullCmd)
 	out, _, err = runCommandWithOutput(pullCmd)
 
 	c.Assert(err, check.IsNil, check.Commentf(out))
 
 	matches := digestRegex.FindStringSubmatch(out)
 	c.Assert(matches, checker.HasLen, 2, check.Commentf("unable to parse digest from pull output: %s", out))
 	pullDigest := matches[1]
 

 	imageID := inspectField(c, repoName, "Id")

 
 	imageByDigest := repoName + "@" + pullDigest

 	byDigestID := inspectField(c, imageByDigest, "Id")

 
 	c.Assert(byDigestID, checker.Equals, imageID)
 
 	// rmi of tag should also remove the digest reference
 	dockerCmd(c, "rmi", repoName)
 

 	_, err = inspectFieldWithError(imageByDigest, "Id")

 	c.Assert(err, checker.NotNil, check.Commentf("digest reference should have been removed"))
 

 	_, err = inspectFieldWithError(imageID, "Id")

 	c.Assert(err, checker.NotNil, check.Commentf("image should have been deleted"))
 }

 
 func (s *DockerTrustSuite) TestTrustedPullReadsFromReleasesRole(c *check.C) {

 	testRequires(c, NotaryHosting)

 	repoName := fmt.Sprintf("%v/dockerclireleasesdelegationpulling/trusted", privateRegistryURL)
 	targetName := fmt.Sprintf("%s:latest", repoName)
 
 	// Push with targets first, initializing the repo
 	dockerCmd(c, "tag", "busybox", targetName)
 	pushCmd := exec.Command(dockerBinary, "push", targetName)

 	s.trustedCmd(pushCmd)

 	out, _, err := runCommandWithOutput(pushCmd)
 	c.Assert(err, check.IsNil, check.Commentf(out))

 	s.assertTargetInRoles(c, repoName, "latest", "targets")

 
 	// Try pull, check we retrieve from targets role
 	pullCmd := exec.Command(dockerBinary, "-D", "pull", repoName)
 	s.trustedCmd(pullCmd)
 	out, _, err = runCommandWithOutput(pullCmd)
 	c.Assert(err, check.IsNil, check.Commentf(out))
 	c.Assert(out, checker.Contains, "retrieving target for targets role")
 
 	// Now we'll create the releases role, and try pushing and pulling

 	s.notaryCreateDelegation(c, repoName, "targets/releases", s.not.keys[0].Public)

 	s.notaryImportKey(c, repoName, "targets/releases", s.not.keys[0].Private)

 	s.notaryPublish(c, repoName)
 
 	// try a pull, check that we can still pull because we can still read the
 	// old tag in the targets role
 	pullCmd = exec.Command(dockerBinary, "-D", "pull", repoName)
 	s.trustedCmd(pullCmd)
 	out, _, err = runCommandWithOutput(pullCmd)
 	c.Assert(err, check.IsNil, check.Commentf(out))
 	c.Assert(out, checker.Contains, "retrieving target for targets role")
 
 	// try a pull -a, check that it succeeds because we can still pull from the
 	// targets role
 	pullCmd = exec.Command(dockerBinary, "-D", "pull", "-a", repoName)
 	s.trustedCmd(pullCmd)
 	out, _, err = runCommandWithOutput(pullCmd)
 	c.Assert(err, check.IsNil, check.Commentf(out))

 
 	// Push, should sign with targets/releases
 	dockerCmd(c, "tag", "busybox", targetName)
 	pushCmd = exec.Command(dockerBinary, "push", targetName)

 	s.trustedCmd(pushCmd)

 	out, _, err = runCommandWithOutput(pushCmd)

 	s.assertTargetInRoles(c, repoName, "latest", "targets", "targets/releases")

 
 	// Try pull, check we retrieve from targets/releases role
 	pullCmd = exec.Command(dockerBinary, "-D", "pull", repoName)
 	s.trustedCmd(pullCmd)
 	out, _, err = runCommandWithOutput(pullCmd)
 	c.Assert(out, checker.Contains, "retrieving target for targets/releases role")
 
 	// Create another delegation that we'll sign with

 	s.notaryCreateDelegation(c, repoName, "targets/other", s.not.keys[1].Public)

 	s.notaryImportKey(c, repoName, "targets/other", s.not.keys[1].Private)

 	s.notaryPublish(c, repoName)

 
 	dockerCmd(c, "tag", "busybox", targetName)
 	pushCmd = exec.Command(dockerBinary, "push", targetName)

 	s.trustedCmd(pushCmd)

 	out, _, err = runCommandWithOutput(pushCmd)

 	s.assertTargetInRoles(c, repoName, "latest", "targets", "targets/releases", "targets/other")

 
 	// Try pull, check we retrieve from targets/releases role
 	pullCmd = exec.Command(dockerBinary, "-D", "pull", repoName)
 	s.trustedCmd(pullCmd)
 	out, _, err = runCommandWithOutput(pullCmd)
 	c.Assert(out, checker.Contains, "retrieving target for targets/releases role")
 }

 
 func (s *DockerTrustSuite) TestTrustedPullIgnoresOtherDelegationRoles(c *check.C) {
 	testRequires(c, NotaryHosting)
 	repoName := fmt.Sprintf("%v/dockerclipullotherdelegation/trusted", privateRegistryURL)
 	targetName := fmt.Sprintf("%s:latest", repoName)
 
 	// We'll create a repo first with a non-release delegation role, so that when we
 	// push we'll sign it into the delegation role
 	s.notaryInitRepo(c, repoName)
 	s.notaryCreateDelegation(c, repoName, "targets/other", s.not.keys[0].Public)
 	s.notaryImportKey(c, repoName, "targets/other", s.not.keys[0].Private)
 	s.notaryPublish(c, repoName)
 
 	// Push should write to the delegation role, not targets
 	dockerCmd(c, "tag", "busybox", targetName)
 	pushCmd := exec.Command(dockerBinary, "push", targetName)
 	s.trustedCmd(pushCmd)
 	out, _, err := runCommandWithOutput(pushCmd)
 	c.Assert(err, check.IsNil, check.Commentf(out))
 	s.assertTargetInRoles(c, repoName, "latest", "targets/other")
 	s.assertTargetNotInRoles(c, repoName, "latest", "targets")
 
 	// Try pull - we should fail, since pull will only pull from the targets/releases
 	// role or the targets role
 	pullCmd := exec.Command(dockerBinary, "-D", "pull", repoName)
 	s.trustedCmd(pullCmd)
 	out, _, err = runCommandWithOutput(pullCmd)
 	c.Assert(err, check.NotNil, check.Commentf(out))
 	c.Assert(out, checker.Contains, "No trust data for")
 
 	// try a pull -a: we should fail since pull will only pull from the targets/releases
 	// role or the targets role
 	pullCmd = exec.Command(dockerBinary, "-D", "pull", "-a", repoName)
 	s.trustedCmd(pullCmd)
 	out, _, err = runCommandWithOutput(pullCmd)
 	c.Assert(err, check.NotNil, check.Commentf(out))
 	c.Assert(out, checker.Contains, "No trusted tags for")
 }