update e2e tests for content trust tests

Signed-off-by: Riyaz Faizullabhoy <riyaz.faizullabhoy@docker.com>

dockerfiles/Dockerfile.test-e2e-env

@@ -1,6 +1,6 @@
 FROM    docker/compose:1.15.0
 
-RUN     apk add -U bash curl
+RUN     apk add -U bash curl ca-certificates
 
 ARG     DOCKER_CHANNEL=edge
 ARG     DOCKER_VERSION=17.06.0-ce
@@ -13,5 +13,8 @@ ENV     DISABLE_WARN_OUTSIDE_CONTAINER=1
 WORKDIR /work
 COPY    scripts/test/e2e scripts/test/e2e
 COPY    e2e/compose-env.yaml e2e/compose-env.yaml
+COPY    e2e/testdata e2e/testdata
+COPY    e2e/testdata/notary/root-ca.cert /usr/local/share/ca-certificates/notary.cert
+RUN     update-ca-certificates
 
 ENTRYPOINT ["bash", "/work/scripts/test/e2e/run"]

e2e/compose-env.yaml

@@ -8,3 +8,11 @@ services:
       image: 'docker:${TEST_ENGINE_VERSION:-edge-dind}'
       privileged: true
       command: ['--insecure-registry=registry:5000']
+
+  notary-server:
+      image: 'notary:server-0.4.2'
+      ports:
+        - 4443:4443
+      volumes:
+       - ./testdata/notary:/fixtures
+      command: ['notary-server', '-config=/fixtures/notary-config.json']

e2e/container/pull_test.go

@@ -0,0 +1,51 @@
+package container
+
+import (
+	"fmt"
+	"os"
+	"strings"
+	"testing"
+
+	"github.com/gotestyourself/gotestyourself/icmd"
+)
+
+const notaryURL = "https://notary-server:4443"
+const registryPrefix = "registry:5000"
+
+func TestPullWithContentTrust(t *testing.T) {
+	image := createTrustedRemoteImage(t, "trust", "latest")
+	icmd.RunCmd(trustedCmdNoPassphrases(icmd.Command("docker", "pull", image))).Assert(t, icmd.Success)
+
+	// test that pulling without the tag defaults to latest
+	imageWithoutTag := strings.TrimSuffix(image, ":latest")
+	icmd.RunCmd(trustedCmdNoPassphrases(icmd.Command("docker", "pull", imageWithoutTag))).Assert(t, icmd.Success)
+}
+
+func createTrustedRemoteImage(t *testing.T, repo, tag string) string {
+	image := fmt.Sprintf("%s/%s:%s", registryPrefix, repo, tag)
+	icmd.RunCommand("docker", "pull", alpineImage).Assert(t, icmd.Success)
+	icmd.RunCommand("docker", "tag", alpineImage, image).Assert(t, icmd.Success)
+	icmd.RunCmd(trustedCmdWithPassphrases(icmd.Command("docker", "push", image), "root_password", "repo_password")).Assert(t, icmd.Success)
+	icmd.RunCommand("docker", "rmi", image).Assert(t, icmd.Success)
+	return image
+}
+
+func trustedCmdWithPassphrases(cmd icmd.Cmd, rootPwd, repositoryPwd string) icmd.Cmd {
+	env := append(os.Environ(), []string{
+		"DOCKER_CONTENT_TRUST=1",
+		fmt.Sprintf("DOCKER_CONTENT_TRUST_SERVER=%s", notaryURL),
+		fmt.Sprintf("DOCKER_CONTENT_TRUST_ROOT_PASSPHRASE=%s", rootPwd),
+		fmt.Sprintf("DOCKER_CONTENT_TRUST_REPOSITORY_PASSPHRASE=%s", repositoryPwd),
+	}...)
+	cmd.Env = append(cmd.Env, env...)
+	return cmd
+}
+
+func trustedCmdNoPassphrases(cmd icmd.Cmd) icmd.Cmd {
+	env := append(os.Environ(), []string{
+		"DOCKER_CONTENT_TRUST=1",
+		fmt.Sprintf("DOCKER_CONTENT_TRUST_SERVER=%s", notaryURL),
+	}...)
+	cmd.Env = append(cmd.Env, env...)
+	return cmd
+}

e2e/testdata/notary/notary-config.json

@@ -0,0 +1,19 @@
+{
+    "server": {
+        "http_addr": "notary-server:4443",
+        "tls_key_file": "./notary-server.key",
+        "tls_cert_file": "./notary-server.cert"
+    },
+    "trust_service": {
+        "type": "local",
+        "hostname": "",
+        "port": "",
+        "key_algorithm": "ed25519"
+    },
+    "logging": {
+        "level": "debug"
+    },
+    "storage": {
+        "backend": "memory"
+    }
+}

e2e/testdata/notary/notary-server.cert

@@ -0,0 +1,63 @@
+-----BEGIN CERTIFICATE-----
+MIIFBDCCAuygAwIBAgIJAPlHYZzp1daGMA0GCSqGSIb3DQEBCwUAMGwxCzAJBgNV
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+-----END CERTIFICATE-----

e2e/testdata/notary/notary-server.key

@@ -0,0 +1,28 @@
+-----BEGIN PRIVATE KEY-----
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+-----END PRIVATE KEY-----

e2e/testdata/notary/root-ca.cert

@@ -0,0 +1,32 @@
+-----BEGIN CERTIFICATE-----
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+-----END CERTIFICATE-----