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Introduce TSDB service (#31520)
* Introduce TSDB service Signed-off-by: Arve Knudsen <arve.knudsen@gmail.com> Co-authored-by: Erik Sundell <erik.sundell87@gmail.com> Co-authored-by: Will Browne <will.browne@grafana.com> Co-authored-by: Torkel Ödegaard <torkel@grafana.org> Co-authored-by: Will Browne <wbrowne@users.noreply.github.com> Co-authored-by: Zoltán Bedi <zoltan.bedi@gmail.com>
This commit is contained in:
Arve Knudsen
@ -1,290 +0,0 @@
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package plugins
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import (
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"context"
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"errors"
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"fmt"
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"path/filepath"
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"testing"
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"github.com/grafana/grafana-plugin-sdk-go/backend"
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"github.com/grafana/grafana/pkg/models"
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"github.com/grafana/grafana/pkg/plugins/backendplugin"
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"github.com/grafana/grafana/pkg/setting"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"gopkg.in/ini.v1"
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)
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func TestPluginManager_Init(t *testing.T) {
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staticRootPath, err := filepath.Abs("../../public/")
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require.NoError(t, err)
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origRootPath := setting.StaticRootPath
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origRaw := setting.Raw
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origEnv := setting.Env
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t.Cleanup(func() {
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setting.StaticRootPath = origRootPath
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setting.Raw = origRaw
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setting.Env = origEnv
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})
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setting.StaticRootPath = staticRootPath
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setting.Raw = ini.Empty()
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setting.Env = setting.Prod
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t.Run("Base case", func(t *testing.T) {
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pm := &PluginManager{
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Cfg: &setting.Cfg{
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Raw: ini.Empty(),
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Env: setting.Prod,
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StaticRootPath: staticRootPath,
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PluginSettings: setting.PluginSettings{
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"nginx-app": map[string]string{
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"path": "testdata/test-app",
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},
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},
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},
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}
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err := pm.Init()
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require.NoError(t, err)
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assert.Empty(t, pm.scanningErrors)
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assert.Greater(t, len(DataSources), 1)
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assert.Greater(t, len(Panels), 1)
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assert.Equal(t, "app/plugins/datasource/graphite/module", DataSources["graphite"].Module)
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assert.NotEmpty(t, Apps)
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assert.Equal(t, "public/plugins/test-app/img/logo_large.png", Apps["test-app"].Info.Logos.Large)
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assert.Equal(t, "public/plugins/test-app/img/screenshot2.png", Apps["test-app"].Info.Screenshots[1].Path)
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})
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t.Run("With external back-end plugin lacking signature", func(t *testing.T) {
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pm := &PluginManager{
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Cfg: &setting.Cfg{PluginsPath: "testdata/unsigned"},
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}
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err := pm.Init()
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require.NoError(t, err)
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assert.Equal(t, []error{fmt.Errorf(`plugin "test" is unsigned`)}, pm.scanningErrors)
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})
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t.Run("With external unsigned back-end plugin and configuration disabling signature check of this plugin", func(t *testing.T) {
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pm := &PluginManager{
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Cfg: &setting.Cfg{
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PluginsPath: "testdata/unsigned",
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PluginsAllowUnsigned: []string{"test"},
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},
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BackendPluginManager: &fakeBackendPluginManager{},
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}
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err := pm.Init()
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require.NoError(t, err)
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assert.Empty(t, pm.scanningErrors)
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})
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t.Run("With external back-end plugin with invalid v1 signature", func(t *testing.T) {
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pm := &PluginManager{
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Cfg: &setting.Cfg{
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PluginsPath: "testdata/invalid-v1-signature",
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},
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}
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err := pm.Init()
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require.NoError(t, err)
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assert.Equal(t, []error{fmt.Errorf(`plugin "test" has an invalid signature`)}, pm.scanningErrors)
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})
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t.Run("With external back-end plugin lacking files listed in manifest", func(t *testing.T) {
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fm := &fakeBackendPluginManager{}
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pm := &PluginManager{
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Cfg: &setting.Cfg{
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PluginsPath: "testdata/lacking-files",
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},
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BackendPluginManager: fm,
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}
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err := pm.Init()
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require.NoError(t, err)
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assert.Equal(t, []error{fmt.Errorf(`plugin "test"'s signature has been modified`)}, pm.scanningErrors)
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})
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t.Run("Transform plugins should be ignored when expressions feature is off", func(t *testing.T) {
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fm := fakeBackendPluginManager{}
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pm := &PluginManager{
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Cfg: &setting.Cfg{
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PluginsPath: "testdata/behind-feature-flag",
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},
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BackendPluginManager: &fm,
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}
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err := pm.Init()
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require.NoError(t, err)
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assert.Empty(t, pm.scanningErrors)
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assert.Empty(t, fm.registeredPlugins)
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})
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t.Run("With nested plugin duplicating parent", func(t *testing.T) {
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pm := &PluginManager{
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Cfg: &setting.Cfg{
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PluginsPath: "testdata/duplicate-plugins",
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},
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}
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err := pm.Init()
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require.NoError(t, err)
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assert.Len(t, pm.scanningErrors, 1)
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assert.True(t, errors.Is(pm.scanningErrors[0], duplicatePluginError{}))
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})
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t.Run("With external back-end plugin with valid v2 signature", func(t *testing.T) {
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pm := &PluginManager{
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Cfg: &setting.Cfg{
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PluginsPath: "testdata/valid-v2-signature",
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},
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BackendPluginManager: &fakeBackendPluginManager{},
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}
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err := pm.Init()
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require.NoError(t, err)
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require.Empty(t, pm.scanningErrors)
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pluginId := "test"
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assert.NotNil(t, Plugins[pluginId])
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assert.Equal(t, "datasource", Plugins[pluginId].Type)
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assert.Equal(t, "Test", Plugins[pluginId].Name)
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assert.Equal(t, pluginId, Plugins[pluginId].Id)
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assert.Equal(t, "1.0.0", Plugins[pluginId].Info.Version)
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assert.Equal(t, pluginSignatureValid, Plugins[pluginId].Signature)
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assert.Equal(t, grafanaType, Plugins[pluginId].SignatureType)
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assert.Equal(t, "Grafana Labs", Plugins[pluginId].SignatureOrg)
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assert.False(t, Plugins[pluginId].IsCorePlugin)
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})
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t.Run("With back-end plugin with invalid v2 private signature (mismatched root URL)", func(t *testing.T) {
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origAppURL := setting.AppUrl
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t.Cleanup(func() {
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setting.AppUrl = origAppURL
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})
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setting.AppUrl = "http://localhost:1234"
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pm := &PluginManager{
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Cfg: &setting.Cfg{
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PluginsPath: "testdata/valid-v2-pvt-signature",
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},
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}
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err := pm.Init()
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require.NoError(t, err)
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assert.Equal(t, []error{fmt.Errorf(`plugin "test" has an invalid signature`)}, pm.scanningErrors)
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assert.Nil(t, Plugins[("test")])
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})
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t.Run("With back-end plugin with valid v2 private signature", func(t *testing.T) {
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origAppURL := setting.AppUrl
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t.Cleanup(func() {
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setting.AppUrl = origAppURL
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})
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setting.AppUrl = "http://localhost:3000/"
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pm := &PluginManager{
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Cfg: &setting.Cfg{
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PluginsPath: "testdata/valid-v2-pvt-signature",
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},
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BackendPluginManager: &fakeBackendPluginManager{},
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}
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err := pm.Init()
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require.NoError(t, err)
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require.Empty(t, pm.scanningErrors)
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pluginId := "test"
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assert.NotNil(t, Plugins[pluginId])
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assert.Equal(t, "datasource", Plugins[pluginId].Type)
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assert.Equal(t, "Test", Plugins[pluginId].Name)
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assert.Equal(t, pluginId, Plugins[pluginId].Id)
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assert.Equal(t, "1.0.0", Plugins[pluginId].Info.Version)
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assert.Equal(t, pluginSignatureValid, Plugins[pluginId].Signature)
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assert.Equal(t, privateType, Plugins[pluginId].SignatureType)
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assert.Equal(t, "Will Browne", Plugins[pluginId].SignatureOrg)
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assert.False(t, Plugins[pluginId].IsCorePlugin)
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})
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t.Run("With back-end plugin with modified v2 signature (missing file from plugin dir)", func(t *testing.T) {
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origAppURL := setting.AppUrl
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t.Cleanup(func() {
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setting.AppUrl = origAppURL
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})
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setting.AppUrl = "http://localhost:3000/"
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pm := &PluginManager{
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Cfg: &setting.Cfg{
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PluginsPath: "testdata/invalid-v2-signature",
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},
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BackendPluginManager: &fakeBackendPluginManager{},
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}
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err := pm.Init()
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require.NoError(t, err)
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assert.Equal(t, []error{fmt.Errorf(`plugin "test"'s signature has been modified`)}, pm.scanningErrors)
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assert.Nil(t, Plugins[("test")])
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})
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t.Run("With back-end plugin with modified v2 signature (unaccounted file in plugin dir)", func(t *testing.T) {
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origAppURL := setting.AppUrl
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t.Cleanup(func() {
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setting.AppUrl = origAppURL
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})
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setting.AppUrl = "http://localhost:3000/"
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pm := &PluginManager{
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Cfg: &setting.Cfg{
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PluginsPath: "testdata/invalid-v2-signature-2",
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},
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BackendPluginManager: &fakeBackendPluginManager{},
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}
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err := pm.Init()
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require.NoError(t, err)
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assert.Equal(t, []error{fmt.Errorf(`plugin "test"'s signature has been modified`)}, pm.scanningErrors)
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assert.Nil(t, Plugins[("test")])
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})
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}
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func TestPluginManager_IsBackendOnlyPlugin(t *testing.T) {
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pluginScanner := &PluginScanner{}
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type testCase struct {
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name string
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isBackendOnly bool
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}
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for _, c := range []testCase{
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{name: "renderer", isBackendOnly: true},
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{name: "app", isBackendOnly: false},
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} {
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t.Run(fmt.Sprintf("Plugin %s", c.name), func(t *testing.T) {
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result := pluginScanner.IsBackendOnlyPlugin(c.name)
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assert.Equal(t, c.isBackendOnly, result)
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})
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}
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}
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type fakeBackendPluginManager struct {
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registeredPlugins []string
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}
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func (f *fakeBackendPluginManager) Register(pluginID string, factory backendplugin.PluginFactoryFunc) error {
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f.registeredPlugins = append(f.registeredPlugins, pluginID)
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return nil
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}
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func (f *fakeBackendPluginManager) StartPlugin(ctx context.Context, pluginID string) error {
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return nil
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}
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func (f *fakeBackendPluginManager) CollectMetrics(ctx context.Context, pluginID string) (*backend.CollectMetricsResult, error) {
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return nil, nil
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}
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func (f *fakeBackendPluginManager) CheckHealth(ctx context.Context, pCtx backend.PluginContext) (*backend.CheckHealthResult, error) {
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return nil, nil
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}
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func (f *fakeBackendPluginManager) CallResource(pluginConfig backend.PluginContext, ctx *models.ReqContext, path string) {
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}
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