Feature: Allow to install plugins through configuration (#91790)

This commit is contained in:
Andres Martinez Gotor 2024-08-13 16:57:55 +02:00 committed by GitHub
parent b03a709500
commit 9067797eb4
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GPG Key ID: B5690EEEBB952194
5 changed files with 226 additions and 13 deletions

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@ -21,7 +21,7 @@ import (
type FakePluginInstaller struct {
AddFunc func(ctx context.Context, pluginID, version string, opts plugins.CompatOpts) error
// Remove removes a plugin from the store.
RemoveFunc func(ctx context.Context, pluginID string) error
RemoveFunc func(ctx context.Context, pluginID, version string) error
}
func (i *FakePluginInstaller) Add(ctx context.Context, pluginID, version string, opts plugins.CompatOpts) error {
@ -31,9 +31,9 @@ func (i *FakePluginInstaller) Add(ctx context.Context, pluginID, version string,
return nil
}
func (i *FakePluginInstaller) Remove(ctx context.Context, pluginID string) error {
func (i *FakePluginInstaller) Remove(ctx context.Context, pluginID, version string) error {
if i.RemoveFunc != nil {
return i.RemoveFunc(ctx, pluginID)
return i.RemoveFunc(ctx, pluginID, version)
}
return nil
}

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@ -2,31 +2,68 @@ package plugininstaller
import (
"context"
"errors"
"runtime"
"github.com/grafana/grafana/pkg/infra/log"
"github.com/grafana/grafana/pkg/plugins"
"github.com/grafana/grafana/pkg/services/featuremgmt"
"github.com/grafana/grafana/pkg/services/pluginsintegration/pluginstore"
"github.com/grafana/grafana/pkg/setting"
)
type Service struct {
cfg *setting.Cfg
features featuremgmt.FeatureToggles
log log.Logger
pluginInstaller plugins.Installer
pluginStore pluginstore.Store
}
func ProvideService(cfg *setting.Cfg, features featuremgmt.FeatureToggles) *Service {
func ProvideService(cfg *setting.Cfg, features featuremgmt.FeatureToggles, pluginStore pluginstore.Store, pluginInstaller plugins.Installer) *Service {
s := &Service{
features: features,
log: log.New("plugin.installer"),
log: log.New("plugin.backgroundinstaller"),
cfg: cfg,
pluginInstaller: pluginInstaller,
pluginStore: pluginStore,
}
return s
}
// IsDisabled disables background installation of plugins.
func (s *Service) IsDisabled() bool {
return !s.features.IsEnabled(context.Background(), featuremgmt.FlagBackgroundPluginInstaller)
return !s.features.IsEnabled(context.Background(), featuremgmt.FlagBackgroundPluginInstaller) ||
len(s.cfg.InstallPlugins) == 0
}
func (s *Service) Run(ctx context.Context) error {
s.log.Debug("PluginInstaller.Run not implemented")
compatOpts := plugins.NewCompatOpts(s.cfg.BuildVersion, runtime.GOOS, runtime.GOARCH)
for _, installPlugin := range s.cfg.InstallPlugins {
// Check if the plugin is already installed
p, exists := s.pluginStore.Plugin(ctx, installPlugin.ID)
if exists {
// If it's installed, check if we are looking for a specific version
if installPlugin.Version == "" || p.Info.Version == installPlugin.Version {
s.log.Debug("Plugin already installed", "pluginId", installPlugin.ID, "version", installPlugin.Version)
continue
}
}
s.log.Info("Installing plugin", "pluginId", installPlugin.ID, "version", installPlugin.Version)
err := s.pluginInstaller.Add(ctx, installPlugin.ID, installPlugin.Version, compatOpts)
if err != nil {
var dupeErr plugins.DuplicateError
if errors.As(err, &dupeErr) {
s.log.Debug("Plugin already installed", "pluginId", installPlugin.ID, "version", installPlugin.Version)
continue
}
s.log.Error("Failed to install plugin", "pluginId", installPlugin.ID, "version", installPlugin.Version, "error", err)
continue
}
s.log.Info("Plugin successfully installed", "pluginId", installPlugin.ID, "version", installPlugin.Version)
}
return nil
}

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@ -1,20 +1,179 @@
package plugininstaller
import (
"context"
"testing"
"github.com/grafana/grafana/pkg/plugins"
"github.com/grafana/grafana/pkg/plugins/manager/fakes"
"github.com/grafana/grafana/pkg/plugins/manager/registry"
"github.com/grafana/grafana/pkg/services/featuremgmt"
"github.com/grafana/grafana/pkg/services/pluginsintegration/pluginstore"
"github.com/grafana/grafana/pkg/setting"
"github.com/stretchr/testify/require"
)
// Test if the service is disabled
func TestService_IsDisabled(t *testing.T) {
// Create a new service
s := &Service{
features: featuremgmt.WithFeatures(featuremgmt.FlagBackgroundPluginInstaller),
}
s := ProvideService(
&setting.Cfg{
InstallPlugins: []setting.InstallPlugin{{ID: "myplugin"}},
},
featuremgmt.WithFeatures(featuremgmt.FlagBackgroundPluginInstaller),
pluginstore.New(registry.NewInMemory(), &fakes.FakeLoader{}),
&fakes.FakePluginInstaller{},
)
// Check if the service is disabled
if s.IsDisabled() {
t.Error("Service should be enabled")
}
}
func TestService_Run(t *testing.T) {
t.Run("Installs a plugin", func(t *testing.T) {
installed := false
s := ProvideService(
&setting.Cfg{
InstallPlugins: []setting.InstallPlugin{{ID: "myplugin"}},
},
featuremgmt.WithFeatures(),
pluginstore.New(registry.NewInMemory(), &fakes.FakeLoader{}),
&fakes.FakePluginInstaller{
AddFunc: func(ctx context.Context, pluginID string, version string, opts plugins.CompatOpts) error {
installed = true
return nil
},
},
)
err := s.Run(context.Background())
require.NoError(t, err)
require.True(t, installed)
})
t.Run("Install a plugin with version", func(t *testing.T) {
installed := false
s := ProvideService(
&setting.Cfg{
InstallPlugins: []setting.InstallPlugin{{ID: "myplugin", Version: "1.0.0"}},
},
featuremgmt.WithFeatures(),
pluginstore.New(registry.NewInMemory(), &fakes.FakeLoader{}),
&fakes.FakePluginInstaller{
AddFunc: func(ctx context.Context, pluginID string, version string, opts plugins.CompatOpts) error {
if pluginID == "myplugin" && version == "1.0.0" {
installed = true
}
return nil
},
},
)
err := s.Run(context.Background())
require.NoError(t, err)
require.True(t, installed)
})
t.Run("Skips already installed plugin", func(t *testing.T) {
preg := registry.NewInMemory()
err := preg.Add(context.Background(), &plugins.Plugin{
JSONData: plugins.JSONData{
ID: "myplugin",
},
})
require.NoError(t, err)
s := ProvideService(
&setting.Cfg{
InstallPlugins: []setting.InstallPlugin{{ID: "myplugin"}},
},
featuremgmt.WithFeatures(),
pluginstore.New(preg, &fakes.FakeLoader{}),
&fakes.FakePluginInstaller{
AddFunc: func(ctx context.Context, pluginID string, version string, opts plugins.CompatOpts) error {
t.Fatal("Should not install plugin")
return plugins.DuplicateError{}
},
},
)
err = s.Run(context.Background())
require.NoError(t, err)
})
t.Run("Still installs a plugin if the plugin version does not match", func(t *testing.T) {
installed := false
preg := registry.NewInMemory()
err := preg.Add(context.Background(), &plugins.Plugin{
JSONData: plugins.JSONData{
ID: "myplugin",
Info: plugins.Info{
Version: "1.0.0",
},
},
})
require.NoError(t, err)
s := ProvideService(
&setting.Cfg{
InstallPlugins: []setting.InstallPlugin{{ID: "myplugin", Version: "2.0.0"}},
},
featuremgmt.WithFeatures(),
pluginstore.New(preg, &fakes.FakeLoader{}),
&fakes.FakePluginInstaller{
AddFunc: func(ctx context.Context, pluginID string, version string, opts plugins.CompatOpts) error {
installed = true
return nil
},
},
)
err = s.Run(context.Background())
require.NoError(t, err)
require.True(t, installed)
})
t.Run("Install multiple plugins", func(t *testing.T) {
installed := 0
s := ProvideService(
&setting.Cfg{
InstallPlugins: []setting.InstallPlugin{{ID: "myplugin1"}, {ID: "myplugin2"}},
},
featuremgmt.WithFeatures(),
pluginstore.New(registry.NewInMemory(), &fakes.FakeLoader{}),
&fakes.FakePluginInstaller{
AddFunc: func(ctx context.Context, pluginID string, version string, opts plugins.CompatOpts) error {
installed++
return nil
},
},
)
err := s.Run(context.Background())
require.NoError(t, err)
require.Equal(t, 2, installed)
})
t.Run("Fails to install a plugin but install the rest", func(t *testing.T) {
installed := 0
s := ProvideService(
&setting.Cfg{
InstallPlugins: []setting.InstallPlugin{{ID: "myplugin1"}, {ID: "myplugin2"}},
},
featuremgmt.WithFeatures(),
pluginstore.New(registry.NewInMemory(), &fakes.FakeLoader{}),
&fakes.FakePluginInstaller{
AddFunc: func(ctx context.Context, pluginID string, version string, opts plugins.CompatOpts) error {
if pluginID == "myplugin1" {
return plugins.NotFoundError{}
}
installed++
return nil
},
},
)
err := s.Run(context.Background())
require.NoError(t, err)
require.Equal(t, 1, installed)
})
}

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@ -198,6 +198,7 @@ type Cfg struct {
HideAngularDeprecation []string
PluginInstallToken string
ForwardHostEnvVars []string
InstallPlugins []InstallPlugin
PluginsCDNURLTemplate string
PluginLogBackendRequests bool
@ -526,6 +527,11 @@ type Cfg struct {
UnifiedStorage map[string]grafanarest.DualWriterMode
}
type InstallPlugin struct {
ID string
Version string
}
// AddChangePasswordLink returns if login form is disabled or not since
// the same intention can be used to hide both features.
func (cfg *Cfg) AddChangePasswordLink() bool {

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@ -39,6 +39,17 @@ func (cfg *Cfg) readPluginSettings(iniFile *ini.File) error {
cfg.DisablePlugins = util.SplitString(pluginsSection.Key("disable_plugins").MustString(""))
cfg.HideAngularDeprecation = util.SplitString(pluginsSection.Key("hide_angular_deprecation").MustString(""))
cfg.ForwardHostEnvVars = util.SplitString(pluginsSection.Key("forward_host_env_vars").MustString(""))
rawInstallPlugins := util.SplitString(pluginsSection.Key("install").MustString(""))
cfg.InstallPlugins = make([]InstallPlugin, len(rawInstallPlugins))
for i, plugin := range rawInstallPlugins {
parts := strings.Split(plugin, "@")
id := parts[0]
v := ""
if len(parts) == 2 {
v = parts[1]
}
cfg.InstallPlugins[i] = InstallPlugin{id, v}
}
cfg.PluginCatalogURL = pluginsSection.Key("plugin_catalog_url").MustString("https://grafana.com/grafana/plugins/")
cfg.PluginAdminEnabled = pluginsSection.Key("plugin_admin_enabled").MustBool(true)