open-vault/vault/external_plugin_test.go

1085 lines
35 KiB
Go

package vault
import (
"context"
"crypto/sha256"
"encoding/hex"
"errors"
"fmt"
"os"
"os/exec"
"path"
"path/filepath"
"strings"
"sync"
"testing"
"github.com/hashicorp/vault/helper/namespace"
"github.com/hashicorp/vault/sdk/framework"
"github.com/hashicorp/vault/sdk/helper/consts"
"github.com/hashicorp/vault/sdk/helper/pluginutil"
"github.com/hashicorp/vault/sdk/logical"
"github.com/hashicorp/vault/sdk/plugin"
"github.com/hashicorp/vault/sdk/plugin/mock"
"github.com/hashicorp/vault/version"
)
const vaultTestingMockPluginEnv = "VAULT_TESTING_MOCK_PLUGIN"
var (
pluginCacheLock sync.Mutex
pluginCache = map[string][]byte{}
)
type testPlugin struct {
name string
typ consts.PluginType
version string
fileName string
sha256 string
}
// version is used to override the plugin's self-reported version
func testCoreWithPlugins(t *testing.T, typ consts.PluginType, versions ...string) (*Core, []testPlugin) {
t.Helper()
pluginDir, cleanup := MakeTestPluginDir(t)
t.Cleanup(func() { cleanup(t) })
var plugins []testPlugin
for _, version := range versions {
plugins = append(plugins, compilePlugin(t, typ, version, pluginDir))
}
conf := &CoreConfig{
BuiltinRegistry: NewMockBuiltinRegistry(),
PluginDirectory: pluginDir,
}
core := TestCoreWithSealAndUI(t, conf)
core, _, _ = testCoreUnsealed(t, core)
return core, plugins
}
func getPlugin(t *testing.T, typ consts.PluginType) (string, string, string, string) {
t.Helper()
var pluginName string
var pluginType string
var pluginMain string
var pluginVersionLocation string
switch typ {
case consts.PluginTypeCredential:
pluginType = "approle"
pluginName = "vault-plugin-auth-" + pluginType
pluginMain = filepath.Join("builtin", "credential", pluginType, "cmd", pluginType, "main.go")
pluginVersionLocation = fmt.Sprintf("github.com/hashicorp/vault/builtin/credential/%s.ReportedVersion", pluginType)
case consts.PluginTypeSecrets:
pluginType = "consul"
pluginName = "vault-plugin-secrets-" + pluginType
pluginMain = filepath.Join("builtin", "logical", pluginType, "cmd", pluginType, "main.go")
pluginVersionLocation = fmt.Sprintf("github.com/hashicorp/vault/builtin/logical/%s.ReportedVersion", pluginType)
case consts.PluginTypeDatabase:
pluginType = "postgresql"
pluginName = "vault-plugin-database-" + pluginType
pluginMain = filepath.Join("plugins", "database", pluginType, fmt.Sprintf("%s-database-plugin", pluginType), "main.go")
pluginVersionLocation = fmt.Sprintf("github.com/hashicorp/vault/plugins/database/%s.ReportedVersion", pluginType)
default:
t.Fatal(typ.String())
}
return pluginName, pluginType, pluginMain, pluginVersionLocation
}
// to mount a plugin, we need a working binary plugin, so we compile one here.
// pluginVersion is used to override the plugin's self-reported version
func compilePlugin(t *testing.T, typ consts.PluginType, pluginVersion string, pluginDir string) testPlugin {
t.Helper()
pluginName, pluginType, pluginMain, pluginVersionLocation := getPlugin(t, typ)
pluginCacheLock.Lock()
defer pluginCacheLock.Unlock()
var pluginBytes []byte
dir := ""
// detect if we are in the "vault/" or the root directory and compensate
if _, err := os.Stat("builtin"); os.IsNotExist(err) {
wd, err := os.Getwd()
if err != nil {
t.Fatal(err)
}
dir = filepath.Dir(wd)
}
pluginPath := path.Join(pluginDir, pluginName)
if pluginVersion != "" {
pluginPath += "-" + pluginVersion
}
key := fmt.Sprintf("%s %s %s", pluginName, pluginType, pluginVersion)
// cache the compilation to only run once
var ok bool
pluginBytes, ok = pluginCache[key]
if !ok {
// we need to compile
line := []string{"build"}
if pluginVersion != "" {
line = append(line, "-ldflags", fmt.Sprintf("-X %s=%s", pluginVersionLocation, pluginVersion))
}
line = append(line, "-o", pluginPath, pluginMain)
cmd := exec.Command("go", line...)
cmd.Dir = dir
output, err := cmd.CombinedOutput()
if err != nil {
t.Fatal(fmt.Errorf("error running go build %v output: %s", err, output))
}
pluginCache[key], err = os.ReadFile(pluginPath)
if err != nil {
t.Fatal(err)
}
pluginBytes = pluginCache[key]
}
// write the cached plugin if necessary
var err error
if _, err := os.Stat(pluginPath); os.IsNotExist(err) {
err = os.WriteFile(pluginPath, pluginBytes, 0o755)
}
if err != nil {
t.Fatal(err)
}
sha := sha256.New()
_, err = sha.Write(pluginBytes)
if err != nil {
t.Fatal(err)
}
return testPlugin{
name: pluginName,
typ: typ,
version: pluginVersion,
fileName: path.Base(pluginPath),
sha256: fmt.Sprintf("%x", sha.Sum(nil)),
}
}
func TestCore_EnableExternalPlugin(t *testing.T) {
for name, tc := range map[string]struct {
pluginType consts.PluginType
routerPath string
expectedMatch string
}{
"enable external credential plugin": {
pluginType: consts.PluginTypeCredential,
routerPath: "auth/foo/bar",
expectedMatch: "auth/foo/",
},
"enable external secrets plugin": {
pluginType: consts.PluginTypeSecrets,
routerPath: "foo/bar",
expectedMatch: "foo/",
},
} {
t.Run(name, func(t *testing.T) {
c, plugins := testCoreWithPlugins(t, tc.pluginType, "")
registerPlugin(t, c.systemBackend, plugins[0].name, tc.pluginType.String(), "1.0.0", plugins[0].sha256, plugins[0].fileName)
mountPlugin(t, c.systemBackend, plugins[0].name, tc.pluginType, "v1.0.0", "")
match := c.router.MatchingMount(namespace.RootContext(nil), tc.routerPath)
if match != tc.expectedMatch {
t.Fatalf("missing mount, match: %q", match)
}
})
}
}
func TestCore_EnableExternalPlugin_MultipleVersions(t *testing.T) {
for name, tc := range map[string]struct {
pluginType consts.PluginType
registerVersions []string
mountVersion string
expectedVersion string
routerPath string
expectedMatch string
}{
"enable external credential plugin, multiple versions available": {
pluginType: consts.PluginTypeCredential,
registerVersions: []string{"v1.0.0", "v1.0.1"},
mountVersion: "v1.0.0",
expectedVersion: "v1.0.0",
routerPath: "auth/foo/bar",
expectedMatch: "auth/foo/",
},
"enable external secrets plugin, multiple versions available": {
pluginType: consts.PluginTypeSecrets,
registerVersions: []string{"v1.0.0", "v1.0.1"},
mountVersion: "v1.0.0",
expectedVersion: "v1.0.0",
routerPath: "foo/bar",
expectedMatch: "foo/",
},
"enable external credential plugin, multiple versions available, select other version": {
pluginType: consts.PluginTypeCredential,
registerVersions: []string{"v1.0.0", "v1.0.1"},
mountVersion: "v1.0.1",
expectedVersion: "v1.0.1",
routerPath: "auth/foo/bar",
expectedMatch: "auth/foo/",
},
"enable external secrets plugin, multiple versions available, select other version": {
pluginType: consts.PluginTypeSecrets,
registerVersions: []string{"v1.0.0", "v1.0.1"},
mountVersion: "v1.0.1",
expectedVersion: "v1.0.1",
routerPath: "foo/bar",
expectedMatch: "foo/",
},
"enable external credential plugin, selects latest when version not specified": {
pluginType: consts.PluginTypeCredential,
registerVersions: []string{"v1.0.0", "v1.0.1"},
mountVersion: "",
expectedVersion: "v1.0.1",
routerPath: "auth/foo/bar",
expectedMatch: "auth/foo/",
},
"enable external secrets plugin, selects latest when version not specified": {
pluginType: consts.PluginTypeSecrets,
registerVersions: []string{"v1.0.0", "v1.0.1"},
mountVersion: "",
expectedVersion: "v1.0.1",
routerPath: "foo/bar",
expectedMatch: "foo/",
},
} {
t.Run(name, func(t *testing.T) {
c, plugins := testCoreWithPlugins(t, tc.pluginType, "")
for _, version := range tc.registerVersions {
registerPlugin(t, c.systemBackend, plugins[0].name, tc.pluginType.String(), version, plugins[0].sha256, plugins[0].fileName)
}
mountPlugin(t, c.systemBackend, plugins[0].name, tc.pluginType, tc.mountVersion, "")
match := c.router.MatchingMount(namespace.RootContext(nil), tc.routerPath)
if match != tc.expectedMatch {
t.Fatalf("missing mount, match: %q", match)
}
raw, _ := c.router.root.Get(match)
if raw.(*routeEntry).mountEntry.Version != tc.expectedVersion {
t.Errorf("Expected mount to be version %s but got %s", tc.expectedVersion, raw.(*routeEntry).mountEntry.Version)
}
if raw.(*routeEntry).mountEntry.RunningVersion != tc.expectedVersion {
t.Errorf("Expected mount running version to be %s but got %s", tc.expectedVersion, raw.(*routeEntry).mountEntry.RunningVersion)
}
if raw.(*routeEntry).mountEntry.RunningSha256 == "" {
t.Errorf("Expected RunningSha256 to be present: %+v", raw.(*routeEntry).mountEntry.RunningSha256)
}
})
}
}
func TestCore_EnableExternalPlugin_Deregister_SealUnseal(t *testing.T) {
pluginDir, cleanup := MakeTestPluginDir(t)
t.Cleanup(func() { cleanup(t) })
// create an external plugin to shadow the builtin "pending-removal-test-plugin"
pluginName := "therug"
plugin := compilePlugin(t, consts.PluginTypeCredential, "", pluginDir)
err := os.Link(path.Join(pluginDir, plugin.fileName), path.Join(pluginDir, pluginName))
if err != nil {
t.Fatal(err)
}
conf := &CoreConfig{
BuiltinRegistry: NewMockBuiltinRegistry(),
PluginDirectory: pluginDir,
}
c := TestCoreWithSealAndUI(t, conf)
c, keys, root := testCoreUnsealed(t, c)
// Register a plugin
registerPlugin(t, c.systemBackend, pluginName, consts.PluginTypeCredential.String(), "", plugin.sha256, plugin.fileName)
mountPlugin(t, c.systemBackend, pluginName, consts.PluginTypeCredential, "", "")
plugct := len(c.pluginCatalog.externalPlugins)
if plugct != 1 {
t.Fatalf("expected a single external plugin entry after registering, got: %d", plugct)
}
// Now pull the rug out from underneath us
deregisterPlugin(t, c.systemBackend, pluginName, consts.PluginTypeCredential.String(), "", "", "")
if err := c.Seal(root); err != nil {
t.Fatalf("err: %v", err)
}
for i, key := range keys {
unseal, err := TestCoreUnseal(c, key)
if err != nil {
t.Fatalf("err: %v", err)
}
if i+1 == len(keys) && !unseal {
t.Fatalf("err: should be unsealed")
}
}
plugct = len(c.pluginCatalog.externalPlugins)
if plugct != 0 {
t.Fatalf("expected no plugin entries after unseal, got: %d", plugct)
}
found := false
mounts, err := c.ListAuths()
if err != nil {
t.Fatal(err)
}
for _, mount := range mounts {
if mount.Type == pluginName {
found = true
break
}
}
if !found {
t.Fatalf("expected to find %s mount, but got none", pluginName)
}
}
// TestCore_Unseal_isMajorVersionFirstMount_PendingRemoval_Plugin tests the
// behavior of deprecated builtins when attempting to unseal Vault after a major
// version upgrade. It simulates this behavior by instantiating a Vault cluster,
// registering a shadow plugin to mount a builtin, and deregistering the shadow
// plugin. The first unseal should work. Before sealing and unsealing again, the
// version store is cleared. Vault sees the next unseal as a major upgrade and
// should immediately shut down.
func TestCore_Unseal_isMajorVersionFirstMount_PendingRemoval_Plugin(t *testing.T) {
pluginDir, cleanup := MakeTestPluginDir(t)
t.Cleanup(func() { cleanup(t) })
// create an external plugin to shadow the builtin "pending-removal-test-plugin"
pluginName := "pending-removal-test-plugin"
plugin := compilePlugin(t, consts.PluginTypeCredential, "", pluginDir)
err := os.Link(path.Join(pluginDir, plugin.fileName), path.Join(pluginDir, pluginName))
if err != nil {
t.Fatal(err)
}
conf := &CoreConfig{
BuiltinRegistry: NewMockBuiltinRegistry(),
PluginDirectory: pluginDir,
}
c := TestCoreWithSealAndUI(t, conf)
c, keys, root := testCoreUnsealed(t, c)
// Register a shadow plugin
registerPlugin(t, c.systemBackend, pluginName, consts.PluginTypeCredential.String(), "", plugin.sha256, plugin.fileName)
mountPlugin(t, c.systemBackend, pluginName, consts.PluginTypeCredential, "", "")
// Deregister shadow plugin
deregisterPlugin(t, c.systemBackend, pluginName, consts.PluginTypeCredential.String(), "", plugin.sha256, plugin.fileName)
// Make sure this isn't the first mount for the current major version.
if c.isMajorVersionFirstMount(context.Background()) {
t.Fatalf("expected major version to register as mounted")
}
if err := c.Seal(root); err != nil {
t.Fatalf("err: %v", err)
}
for i, key := range keys {
unseal, err := TestCoreUnseal(c, key)
if err != nil {
t.Fatalf("err: %v", err)
}
if i+1 == len(keys) && !unseal {
t.Fatalf("err: should be unsealed")
}
}
// Now remove version history and try again
vaultVersionPath := "core/versions/"
key := vaultVersionPath + version.Version
if err := c.barrier.Delete(context.Background(), key); err != nil {
t.Fatal(err)
}
// loadVersionHistory doesn't care about invalidating old entries, since
// they shouldn't really be deleted from the version store. It just updates
// the map, so we need to manually delete the current entry.
delete(c.versionHistory, version.Version)
// Make sure this appears to be the first mount for the current major
// version.
if !c.isMajorVersionFirstMount(context.Background()) {
t.Fatalf("expected major version first mount")
}
// Seal again and check for unseal failure.
if err := c.Seal(root); err != nil {
t.Fatalf("err: %v", err)
}
for i, key := range keys {
unseal, err := TestCoreUnseal(c, key)
if i+1 == len(keys) {
if !errors.Is(err, errLoadAuthFailed) {
t.Fatalf("expected error: %q, got: %q", errLoadAuthFailed, err)
}
if unseal {
t.Fatalf("err: should not be unsealed")
}
}
}
}
func TestCore_EnableExternalPlugin_PendingRemoval(t *testing.T) {
pluginDir, cleanup := MakeTestPluginDir(t)
t.Cleanup(func() { cleanup(t) })
// create an external plugin to shadow the builtin "pending-removal-test-plugin"
pluginName := "pending-removal-test-plugin"
plugin := compilePlugin(t, consts.PluginTypeCredential, "v1.2.3", pluginDir)
err := os.Link(path.Join(pluginDir, plugin.fileName), path.Join(pluginDir, pluginName))
if err != nil {
t.Fatal(err)
}
conf := &CoreConfig{
BuiltinRegistry: NewMockBuiltinRegistry(),
PluginDirectory: pluginDir,
}
c := TestCoreWithSealAndUI(t, conf)
c, _, _ = testCoreUnsealed(t, c)
pendingRemovalString := "pending removal"
// Create a new auth method with builtin pending-removal-test-plugin
resp, err := mountPluginWithResponse(t, c.systemBackend, pluginName, consts.PluginTypeCredential, "", "")
if err == nil {
t.Fatalf("expected error when mounting deprecated backend")
}
if resp == nil || resp.Data == nil || !strings.Contains(resp.Data["error"].(string), pendingRemovalString) {
t.Fatalf("expected error response to contain %q but got %+v", pendingRemovalString, resp)
}
// Register a shadow plugin
registerPlugin(t, c.systemBackend, pluginName, consts.PluginTypeCredential.String(), "v1.2.3", plugin.sha256, plugin.fileName)
mountPlugin(t, c.systemBackend, pluginName, consts.PluginTypeCredential, "", "")
}
func TestCore_EnableExternalPlugin_ShadowBuiltin(t *testing.T) {
pluginDir, cleanup := MakeTestPluginDir(t)
t.Cleanup(func() { cleanup(t) })
// create an external plugin to shadow the builtin "approle"
plugin := compilePlugin(t, consts.PluginTypeCredential, "v1.2.3", pluginDir)
err := os.Link(path.Join(pluginDir, plugin.fileName), path.Join(pluginDir, "approle"))
if err != nil {
t.Fatal(err)
}
pluginName := "approle"
conf := &CoreConfig{
BuiltinRegistry: NewMockBuiltinRegistry(),
PluginDirectory: pluginDir,
}
c := TestCoreWithSealAndUI(t, conf)
c, _, _ = testCoreUnsealed(t, c)
verifyAuthListDeprecationStatus := func(authName string, checkExists bool) error {
req := logical.TestRequest(t, logical.ReadOperation, mountTable(consts.PluginTypeCredential))
req.Data = map[string]interface{}{
"type": authName,
}
resp, err := c.systemBackend.HandleRequest(namespace.RootContext(nil), req)
if err != nil {
return err
}
status := resp.Data["deprecation_status"]
if checkExists && status == nil {
return fmt.Errorf("expected deprecation status but found none")
} else if !checkExists && status != nil {
return fmt.Errorf("expected nil deprecation status but found %q", status)
}
return nil
}
// Create a new auth method with builtin approle
mountPlugin(t, c.systemBackend, pluginName, consts.PluginTypeCredential, "", "")
// Read the auth table to verify deprecation status
if err := verifyAuthListDeprecationStatus(pluginName, true); err != nil {
t.Fatal(err)
}
// Register a shadow plugin
registerPlugin(t, c.systemBackend, pluginName, consts.PluginTypeCredential.String(), "v1.2.3", plugin.sha256, plugin.fileName)
// Verify auth table hasn't changed
if err := verifyAuthListDeprecationStatus(pluginName, true); err != nil {
t.Fatal(err)
}
// Remount auth method using registered shadow plugin
unmountPlugin(t, c.systemBackend, pluginName, consts.PluginTypeCredential, "", "")
mountPlugin(t, c.systemBackend, pluginName, consts.PluginTypeCredential, "", "")
// Verify auth table has changed
if err := verifyAuthListDeprecationStatus(pluginName, false); err != nil {
t.Fatal(err)
}
// Deregister shadow plugin
deregisterPlugin(t, c.systemBackend, pluginName, consts.PluginTypeSecrets.String(), "v1.2.3", plugin.sha256, plugin.fileName)
// Verify auth table hasn't changed
if err := verifyAuthListDeprecationStatus(pluginName, false); err != nil {
t.Fatal(err)
}
// Remount auth method
unmountPlugin(t, c.systemBackend, pluginName, consts.PluginTypeCredential, "", "")
mountPlugin(t, c.systemBackend, pluginName, consts.PluginTypeCredential, "", "")
// Verify auth table has changed
if err := verifyAuthListDeprecationStatus(pluginName, false); err != nil {
t.Fatal(err)
}
}
func TestCore_EnableExternalKv_MultipleVersions(t *testing.T) {
pluginDir, cleanup := MakeTestPluginDir(t)
t.Cleanup(func() { cleanup(t) })
// new kv plugin can be registered but not mounted
plugin := compilePlugin(t, consts.PluginTypeSecrets, "v1.2.3", pluginDir)
err := os.Link(path.Join(pluginDir, plugin.fileName), path.Join(pluginDir, "kv"))
if err != nil {
t.Fatal(err)
}
pluginName := "kv"
conf := &CoreConfig{
BuiltinRegistry: NewMockBuiltinRegistry(),
PluginDirectory: pluginDir,
}
c := TestCoreWithSealAndUI(t, conf)
c, _, _ = testCoreUnsealed(t, c)
registerPlugin(t, c.systemBackend, pluginName, consts.PluginTypeSecrets.String(), "v1.2.3", plugin.sha256, plugin.fileName)
req := logical.TestRequest(t, logical.ReadOperation, "plugins/catalog")
resp, err := c.systemBackend.HandleRequest(namespace.RootContext(nil), req)
if err != nil {
t.Fatal(err)
}
if resp.Error() != nil {
t.Fatalf("%#v", resp)
}
found := false
for _, plugin := range resp.Data["detailed"].([]map[string]any) {
if plugin["name"] == pluginName && plugin["version"] == "v1.2.3" {
found = true
break
}
}
if !found {
t.Fatal("Expected to find v1.2.3 kv plugin but did not")
}
req = logical.TestRequest(t, logical.UpdateOperation, mountTable(consts.PluginTypeSecrets))
req.Data = map[string]interface{}{
"type": pluginName,
}
req.Data["config"] = map[string]interface{}{
"plugin_version": "v1.2.3",
}
resp, err = c.systemBackend.HandleRequest(namespace.RootContext(nil), req)
if err != nil {
t.Fatal(err)
}
if resp.Error() == nil {
t.Fatal("Expected resp error but got successful response")
}
}
func TestCore_EnableExternalNoop_MultipleVersions(t *testing.T) {
pluginDir, cleanup := MakeTestPluginDir(t)
t.Cleanup(func() { cleanup(t) })
// new noop plugin can be registered but not mounted
plugin := compilePlugin(t, consts.PluginTypeCredential, "v1.2.3", pluginDir)
err := os.Link(path.Join(pluginDir, plugin.fileName), path.Join(pluginDir, "noop"))
if err != nil {
t.Fatal(err)
}
pluginName := "noop"
conf := &CoreConfig{
BuiltinRegistry: NewMockBuiltinRegistry(),
PluginDirectory: pluginDir,
}
c := TestCoreWithSealAndUI(t, conf)
c, _, _ = testCoreUnsealed(t, c)
registerPlugin(t, c.systemBackend, pluginName, consts.PluginTypeCredential.String(), "v1.2.3", plugin.sha256, plugin.fileName)
req := logical.TestRequest(t, logical.ReadOperation, "plugins/catalog")
resp, err := c.systemBackend.HandleRequest(namespace.RootContext(nil), req)
if err != nil {
t.Fatal(err)
}
if resp.Error() != nil {
t.Fatalf("%#v", resp)
}
found := false
for _, plugin := range resp.Data["detailed"].([]map[string]any) {
if plugin["name"] == "noop" && plugin["version"] == "v1.2.3" {
found = true
break
}
}
if !found {
t.Fatal("Expected to find v1.2.3 noop plugin but did not")
}
req = logical.TestRequest(t, logical.UpdateOperation, mountTable(consts.PluginTypeCredential))
req.Data = map[string]interface{}{
"type": pluginName,
}
req.Data["config"] = map[string]interface{}{
"plugin_version": "v1.2.3",
}
resp, err = c.systemBackend.HandleRequest(namespace.RootContext(nil), req)
if err != nil {
t.Fatal(err)
}
if resp.Error() == nil {
t.Fatal("Expected resp error but got successful response")
}
}
func TestCore_EnableExternalPlugin_NoVersionsOkay(t *testing.T) {
for name, tc := range map[string]struct {
pluginType consts.PluginType
routerPath string
expectedMatch string
}{
"enable external credential plugin with no version": {
pluginType: consts.PluginTypeCredential,
routerPath: "auth/foo/bar",
expectedMatch: "auth/foo/",
},
"enable external secrets plugin with no version": {
pluginType: consts.PluginTypeSecrets,
routerPath: "foo/bar",
expectedMatch: "foo/",
},
} {
t.Run(name, func(t *testing.T) {
c, plugins := testCoreWithPlugins(t, tc.pluginType, "")
// When an unversioned plugin is registered, mounting a plugin with no
// version specified should mount the unversioned plugin even if there
// are versioned plugins available.
for _, version := range []string{"", "v1.0.0"} {
registerPlugin(t, c.systemBackend, plugins[0].name, tc.pluginType.String(), version, plugins[0].sha256, plugins[0].fileName)
}
mountPlugin(t, c.systemBackend, plugins[0].name, tc.pluginType, "", "")
match := c.router.MatchingMount(namespace.RootContext(nil), tc.routerPath)
if match != tc.expectedMatch {
t.Fatalf("missing mount, match: %q", match)
}
raw, _ := c.router.root.Get(match)
if raw.(*routeEntry).mountEntry.Version != "" {
t.Errorf("Expected mount to be empty version but got %s", raw.(*routeEntry).mountEntry.Version)
}
})
}
}
func TestCore_EnableExternalCredentialPlugin_NoVersionOnRegister(t *testing.T) {
for name, tc := range map[string]struct {
pluginType consts.PluginType
routerPath string
expectedMatch string
}{
"enable external credential plugin with version, but no version was provided on registration": {
pluginType: consts.PluginTypeCredential,
routerPath: "auth/foo/bar",
expectedMatch: "auth/foo/",
},
"enable external secrets plugin with version, but no version was provided on registration": {
pluginType: consts.PluginTypeSecrets,
routerPath: "foo/bar",
expectedMatch: "foo/",
},
} {
t.Run(name, func(t *testing.T) {
c, plugins := testCoreWithPlugins(t, tc.pluginType, "")
registerPlugin(t, c.systemBackend, plugins[0].name, tc.pluginType.String(), "", plugins[0].sha256, plugins[0].fileName)
req := logical.TestRequest(t, logical.UpdateOperation, mountTable(tc.pluginType))
req.Data = map[string]interface{}{
"type": plugins[0].name,
"config": map[string]interface{}{
"plugin_version": "v1.0.0",
},
}
resp, _ := c.systemBackend.HandleRequest(namespace.RootContext(nil), req)
if resp == nil || !resp.IsError() || !strings.Contains(resp.Error().Error(), ErrPluginNotFound.Error()) {
t.Fatalf("Expected to get plugin not found but got: %v", resp.Error())
}
})
}
}
func TestCore_EnableExternalCredentialPlugin_InvalidName(t *testing.T) {
for name, tc := range map[string]struct {
pluginType consts.PluginType
}{
"enable external credential plugin with the wrong name": {
pluginType: consts.PluginTypeCredential,
},
"enable external secrets plugin with the wrong name": {
pluginType: consts.PluginTypeSecrets,
},
} {
t.Run(name, func(t *testing.T) {
c, plugins := testCoreWithPlugins(t, tc.pluginType, "")
d := &framework.FieldData{
Raw: map[string]interface{}{
"name": plugins[0].name,
"sha256": plugins[0].sha256,
"version": "v1.0.0",
"command": plugins[0].name + "xyz",
},
Schema: c.systemBackend.pluginsCatalogCRUDPath().Fields,
}
_, err := c.systemBackend.handlePluginCatalogUpdate(context.Background(), nil, d)
if err == nil || !strings.Contains(err.Error(), "no such file or directory") {
t.Fatalf("should have gotten a no such file or directory error inserting the plugin: %v", err)
}
})
}
}
func TestExternalPlugin_getBackendTypeVersion(t *testing.T) {
for name, tc := range map[string]struct {
pluginType consts.PluginType
setRunningVersion string
}{
"external credential plugin": {
pluginType: consts.PluginTypeCredential,
setRunningVersion: "v1.2.3",
},
"external secrets plugin": {
pluginType: consts.PluginTypeSecrets,
setRunningVersion: "v1.2.3",
},
"external database plugin": {
pluginType: consts.PluginTypeDatabase,
setRunningVersion: "v1.2.3",
},
} {
t.Run(name, func(t *testing.T) {
c, plugins := testCoreWithPlugins(t, tc.pluginType, tc.setRunningVersion)
registerPlugin(t, c.systemBackend, plugins[0].name, tc.pluginType.String(), tc.setRunningVersion, plugins[0].sha256, plugins[0].fileName)
shaBytes, _ := hex.DecodeString(plugins[0].sha256)
commandFull := filepath.Join(c.pluginCatalog.directory, plugins[0].fileName)
entry := &pluginutil.PluginRunner{
Name: plugins[0].name,
Command: commandFull,
Args: nil,
Sha256: shaBytes,
Builtin: false,
}
var version logical.PluginVersion
var err error
if tc.pluginType == consts.PluginTypeDatabase {
version, err = c.pluginCatalog.getDatabaseRunningVersion(context.Background(), entry)
} else {
version, err = c.pluginCatalog.getBackendRunningVersion(context.Background(), entry)
}
if err != nil {
t.Fatal(err)
}
if version.Version != tc.setRunningVersion {
t.Errorf("Expected to get version %v but got %v", tc.setRunningVersion, version.Version)
}
})
}
}
func TestExternalPlugin_CheckFilePermissions(t *testing.T) {
// Turn on the check.
if err := os.Setenv(consts.VaultEnableFilePermissionsCheckEnv, "true"); err != nil {
t.Fatal(err)
}
defer func() {
if err := os.Unsetenv(consts.VaultEnableFilePermissionsCheckEnv); err != nil {
t.Fatal(err)
}
}()
for name, tc := range map[string]struct {
pluginNameFmt string
pluginType consts.PluginType
pluginVersion string
}{
"plugin name and file name match": {
pluginNameFmt: "%s",
pluginType: consts.PluginTypeCredential,
},
"plugin name and file name mismatch": {
pluginNameFmt: "%s-foo",
pluginType: consts.PluginTypeSecrets,
},
"plugin name has slash": {
pluginNameFmt: "%s/foo",
pluginType: consts.PluginTypeCredential,
},
"plugin with version": {
pluginNameFmt: "%s/foo",
pluginType: consts.PluginTypeCredential,
pluginVersion: "v1.2.3",
},
} {
t.Run(name, func(t *testing.T) {
c, plugins := testCoreWithPlugins(t, tc.pluginType, tc.pluginVersion)
registeredPluginName := fmt.Sprintf(tc.pluginNameFmt, plugins[0].name)
// Permissions will be checked once during registration.
req := logical.TestRequest(t, logical.UpdateOperation, fmt.Sprintf("plugins/catalog/%s/%s", tc.pluginType.String(), registeredPluginName))
req.Data = map[string]interface{}{
"command": plugins[0].fileName,
"sha256": plugins[0].sha256,
"version": tc.pluginVersion,
}
resp, err := c.systemBackend.HandleRequest(namespace.RootContext(nil), req)
if err != nil {
t.Fatal(err)
}
if resp.Error() != nil {
t.Fatal(resp.Error())
}
// Now attempt to mount the plugin, which should trigger checking the permissions again.
req = logical.TestRequest(t, logical.UpdateOperation, mountTable(tc.pluginType))
req.Data = map[string]interface{}{
"type": registeredPluginName,
}
if tc.pluginVersion != "" {
req.Data["config"] = map[string]interface{}{
"plugin_version": tc.pluginVersion,
}
}
resp, err = c.systemBackend.HandleRequest(namespace.RootContext(nil), req)
if err != nil {
t.Fatal(err)
}
if resp.Error() != nil {
t.Fatal(resp.Error())
}
})
}
}
func TestExternalPlugin_DifferentVersionsAndArgs_AreNotMultiplexed(t *testing.T) {
env := []string{fmt.Sprintf("%s=yes", vaultTestingMockPluginEnv)}
core, _, _ := TestCoreUnsealed(t)
for i, tc := range []struct {
version string
testName string
}{
{"v1.2.3", "TestBackend_PluginMain_Multiplexed_Logical_v123"},
{"v1.2.4", "TestBackend_PluginMain_Multiplexed_Logical_v124"},
} {
// Register and mount plugins.
TestAddTestPlugin(t, core, "mux-secret", consts.PluginTypeSecrets, tc.version, tc.testName, env, "")
mountPlugin(t, core.systemBackend, "mux-secret", consts.PluginTypeSecrets, tc.version, fmt.Sprintf("foo%d", i))
}
if len(core.pluginCatalog.externalPlugins) != 2 {
t.Fatalf("expected 2 external plugins, but got %d", len(core.pluginCatalog.externalPlugins))
}
}
func TestExternalPlugin_DifferentTypes_AreNotMultiplexed(t *testing.T) {
const version = "v1.2.3"
env := []string{fmt.Sprintf("%s=yes", vaultTestingMockPluginEnv)}
core, _, _ := TestCoreUnsealed(t)
// Register and mount plugins.
TestAddTestPlugin(t, core, "mux-aws", consts.PluginTypeSecrets, version, "TestBackend_PluginMain_Multiplexed_Logical_v123", env, "")
TestAddTestPlugin(t, core, "mux-aws", consts.PluginTypeCredential, version, "TestBackend_PluginMain_Multiplexed_Credential_v123", env, "")
mountPlugin(t, core.systemBackend, "mux-aws", consts.PluginTypeSecrets, version, "")
mountPlugin(t, core.systemBackend, "mux-aws", consts.PluginTypeCredential, version, "")
if len(core.pluginCatalog.externalPlugins) != 2 {
t.Fatalf("expected 2 external plugins, but got %d", len(core.pluginCatalog.externalPlugins))
}
}
func TestExternalPlugin_DifferentEnv_AreNotMultiplexed(t *testing.T) {
const version = "v1.2.3"
baseEnv := []string{
fmt.Sprintf("%s=yes", vaultTestingMockPluginEnv),
}
alteredEnv := []string{
fmt.Sprintf("%s=yes", vaultTestingMockPluginEnv),
"FOO=BAR",
}
core, _, _ := TestCoreUnsealed(t)
// Register and mount plugins.
for i, env := range [][]string{baseEnv, alteredEnv} {
TestAddTestPlugin(t, core, "mux-secret", consts.PluginTypeSecrets, version, "TestBackend_PluginMain_Multiplexed_Logical_v123", env, "")
mountPlugin(t, core.systemBackend, "mux-secret", consts.PluginTypeSecrets, version, fmt.Sprintf("foo%d", i))
}
if len(core.pluginCatalog.externalPlugins) != 2 {
t.Fatalf("expected 2 external plugins, but got %d", len(core.pluginCatalog.externalPlugins))
}
}
// Used to run a mock multiplexed secrets plugin
func TestBackend_PluginMain_Multiplexed_Logical_v123(t *testing.T) {
if os.Getenv(vaultTestingMockPluginEnv) == "" {
return
}
os.Setenv(mock.MockPluginVersionEnv, "v1.2.3")
err := plugin.ServeMultiplex(&plugin.ServeOpts{
BackendFactoryFunc: mock.FactoryType(logical.TypeLogical),
})
if err != nil {
t.Fatal(err)
}
}
// Used to run a mock multiplexed secrets plugin
func TestBackend_PluginMain_Multiplexed_Logical_v124(t *testing.T) {
if os.Getenv(vaultTestingMockPluginEnv) == "" {
return
}
os.Setenv(mock.MockPluginVersionEnv, "v1.2.4")
err := plugin.ServeMultiplex(&plugin.ServeOpts{
BackendFactoryFunc: mock.FactoryType(logical.TypeLogical),
})
if err != nil {
t.Fatal(err)
}
}
// Used to run a mock multiplexed auth plugin
func TestBackend_PluginMain_Multiplexed_Credential_v123(t *testing.T) {
if os.Getenv(vaultTestingMockPluginEnv) == "" {
return
}
os.Setenv(mock.MockPluginVersionEnv, "v1.2.3")
err := plugin.ServeMultiplex(&plugin.ServeOpts{
BackendFactoryFunc: mock.FactoryType(logical.TypeCredential),
})
if err != nil {
t.Fatal(err)
}
}
func registerPlugin(t *testing.T, sys *SystemBackend, pluginName, pluginType, version, sha, command string) {
t.Helper()
req := logical.TestRequest(t, logical.UpdateOperation, fmt.Sprintf("plugins/catalog/%s/%s", pluginType, pluginName))
req.Data = map[string]interface{}{
"command": command,
"sha256": sha,
"version": version,
}
resp, err := sys.HandleRequest(namespace.RootContext(nil), req)
if err != nil || (resp != nil && resp.IsError()) {
t.Fatalf("err:%v resp:%#v", err, resp)
}
}
func mountPluginWithResponse(t *testing.T, sys *SystemBackend, pluginName string, pluginType consts.PluginType, version, path string) (*logical.Response, error) {
t.Helper()
var mountPath string
if path == "" {
mountPath = mountTable(pluginType)
} else {
mountPath = mountTableWithPath(consts.PluginTypeSecrets, path)
}
req := logical.TestRequest(t, logical.UpdateOperation, mountPath)
req.Data = map[string]interface{}{
"type": pluginName,
}
if version != "" {
req.Data["config"] = map[string]interface{}{
"plugin_version": version,
}
}
return sys.HandleRequest(namespace.RootContext(nil), req)
}
func mountPlugin(t *testing.T, sys *SystemBackend, pluginName string, pluginType consts.PluginType, version, path string) {
t.Helper()
resp, err := mountPluginWithResponse(t, sys, pluginName, pluginType, version, path)
if err != nil || (resp != nil && resp.IsError()) {
t.Fatalf("err:%v resp:%#v", err, resp)
}
}
func unmountPlugin(t *testing.T, sys *SystemBackend, pluginName string, pluginType consts.PluginType, version, path string) {
t.Helper()
var mountPath string
if path == "" {
mountPath = mountTable(pluginType)
} else {
mountPath = mountTableWithPath(consts.PluginTypeSecrets, path)
}
req := logical.TestRequest(t, logical.DeleteOperation, mountPath)
req.Data = map[string]interface{}{
"type": pluginName,
}
if version != "" {
req.Data["config"] = map[string]interface{}{
"plugin_version": version,
}
}
resp, err := sys.HandleRequest(namespace.RootContext(nil), req)
if err != nil || (resp != nil && resp.IsError()) {
t.Fatalf("err:%v resp:%#v", err, resp)
}
}
func deregisterPlugin(t *testing.T, sys *SystemBackend, pluginName, pluginType, version, sha, command string) {
t.Helper()
req := logical.TestRequest(t, logical.DeleteOperation, fmt.Sprintf("plugins/catalog/%s/%s", pluginType, pluginName))
req.Data = map[string]interface{}{
"command": command,
"sha256": sha,
"version": version,
}
resp, err := sys.HandleRequest(namespace.RootContext(nil), req)
if err != nil || (resp != nil && resp.IsError()) {
t.Fatalf("err:%v resp:%#v", err, resp)
}
}
func mountTable(pluginType consts.PluginType) string {
return mountTableWithPath(pluginType, "foo")
}
func mountTableWithPath(pluginType consts.PluginType, path string) string {
switch pluginType {
case consts.PluginTypeCredential:
return "auth/" + path
case consts.PluginTypeSecrets:
return "mounts/" + path
default:
panic("test does not support mounting plugin type yet: " + pluginType.String())
}
}