grafana/pkg/setting/setting_plugins.go
Giuseppe Guerra af1e2d68da
Plugins: Allow loading panel plugins from a CDN (#59096)
* POC: Plugins CDN reverse proxy

* CDN proxy POC: changed env var names

* Add authorization: false for /public path in frontend plugin loader

* Moved CDN settings to Cfg, add some comments

* Fix error 500 in asset fetch if plugin is not using CDN

* Fix EnterpriseLicensePath declared twice

* Fix linter complaining about whitespaces

* Plugins CDN: Skip signature verification for CDN plugins

* Plugins CDN: Skip manifest and signature check for cdn plugins

* Plugins: use IsValid() and IsInternal() rather than equality checks

* Plugins CDN: remove comment

* Plugins CDN: Fix seeker can't seek when serving plugins from local fs

* Plugins CDN: add back error codes in getLocalPluginAssets

* Plugins CDN: call asset.Close() rather than asset.readSeekCloser.Close()

* Plugins CDN: Fix panic in JsonApiErr when errorMessageCoder wraps a nil error

* Plugins CDN: Add error handling to proxyCDNPluginAsset

* Plugins CDN: replace errorMessageCoder with errutil

* Plugins CDN POC: expose cdn plugin paths to frontend for system.js

* Plugins CDN: Fix cdn plugins showing as unsigned in frontend

* WIP: Add support for formatted URL

* Fix missing cdnPluginsBaseURLs in GrafanaConfig

* Plugins CDN: Remove reverse proxy mode and reverse proxy references

* Plugins CDN: Simplify asset serving logic

* Plugins CDN: sanitize redirect path

* Plugins CDN: Removed unused pluginAsset type

* Plugins CDN: Removed system.js changes

* Plugins CDN: Return different system.js baseURL and module for cdn plugins

* Plugins CDN: Ensure CDN is disabled for non-external plugins

* lint

* Plugins CDN: serve images and screenshots from CDN, refactoring

* Lint

* Plugins CDN: Fix URLs for system.js (baseUrl and module)

* Plugins CDN: Add more tests for RelativeURLForSystemJS

* Plugins CDN: Iterate only on apps when preloading

* Plugins CDN: Refactoring

* Plugins CDN: Add comments to url_constructor.go

* Plugins CDN: Update defaultHGPluginsCDNBaseURL

* Plugins CDN: undo extract meta from system js config

* refactor(plugins): migrate systemjs css plugin to typescript

* feat(plugins): introduce systemjs cdn loader plugin

* feat(plugins): add systemjs load type

* Plugins CDN: Removed RelativeURLForSystemJS

* Plugins CDN: Log backend redirect hits along with plugin info

* Plugins CDN: Add pluginsCDNBasePath to getFrontendSettingsMap

* feat(plugins): introduce cdn loading for angular plugins

* refactor(plugins): move systemjs cache buster into systemjsplugins directory

* Plugins CDN: Rename pluginsCDNBasePath to pluginsCDNBaseURL

* refactor(plugins): introduce pluginsCDNBaseURL to the frontend

* Plugins CDN: Renamed "cdn base path" to "cdn url template" in backend

* Plugins CDN: lint

* merge with main

* Instrumentation: Add prometheus counter for backend hits, log from Info to Warn

* Config: Changed key from plugins_cdn.url to plugins.plugins_cdn_base_url

* CDN: Add backend tests

* Lint: goimports

* Default CDN URL to empty string,

* Do not use CDN in setImages and module if the url template is empty

* CDN: Backend: Add test for frontend settings

* CDN: Do not log missing module.js warn if plugin is being loaded from CDN

* CDN: Add backend test for CDN plugin loader

* Removed 'cdn' signature level, switch to 'valid'

* Fix pfs.TestParseTreeTestdata for cdn plugin testdata dir

* Fix TestLoader_Load

* Fix gocyclo complexity of loadPlugins

* Plugins CDN: Moved prometheus metric to api package, removed asset_path label

* Fix missing  in config

* Changes after review

* Add pluginscdn.Service

* Fix tests

* Refactoring

* Moved all remaining CDN checks inside pluginscdn.Service

* CDN url constructor: Renamed stringURLFor to stringPath

* CDN: Moved asset URL functionality to assetpath service

* CDN: Renamed HasCDN() to IsEnabled()

* CDN: Replace assert with require

* CDN: Changes after review

* Assetpath: Handle url.Parse error

* Fix plugin_resource_test

* CDN: Change fallback redirect from 302 to 307

* goimports

* Fix tests

* Switch to contextmodel.ReqContext in plugins.go

Co-authored-by: Will Browne <will.browne@grafana.com>
Co-authored-by: Jack Westbrook <jack.westbrook@gmail.com>
2023-01-27 15:08:17 +01:00

56 lines
1.8 KiB
Go

package setting
import (
"strings"
"gopkg.in/ini.v1"
)
// PluginSettings maps plugin id to map of key/value settings.
type PluginSettings map[string]map[string]string
func extractPluginSettings(sections []*ini.Section) PluginSettings {
psMap := PluginSettings{}
for _, section := range sections {
sectionName := section.Name()
if !strings.HasPrefix(sectionName, "plugin.") {
continue
}
pluginID := strings.Replace(sectionName, "plugin.", "", 1)
psMap[pluginID] = section.KeysHash()
}
return psMap
}
func (cfg *Cfg) readPluginSettings(iniFile *ini.File) error {
pluginsSection := iniFile.Section("plugins")
cfg.PluginsEnableAlpha = pluginsSection.Key("enable_alpha").MustBool(false)
cfg.PluginsAppsSkipVerifyTLS = pluginsSection.Key("app_tls_skip_verify_insecure").MustBool(false)
cfg.PluginSettings = extractPluginSettings(iniFile.Sections())
pluginsAllowUnsigned := pluginsSection.Key("allow_loading_unsigned_plugins").MustString("")
for _, plug := range strings.Split(pluginsAllowUnsigned, ",") {
plug = strings.TrimSpace(plug)
cfg.PluginsAllowUnsigned = append(cfg.PluginsAllowUnsigned, plug)
}
cfg.PluginCatalogURL = pluginsSection.Key("plugin_catalog_url").MustString("https://grafana.com/grafana/plugins/")
cfg.PluginAdminEnabled = pluginsSection.Key("plugin_admin_enabled").MustBool(true)
cfg.PluginAdminExternalManageEnabled = pluginsSection.Key("plugin_admin_external_manage_enabled").MustBool(false)
catalogHiddenPlugins := pluginsSection.Key("plugin_catalog_hidden_plugins").MustString("")
for _, plug := range strings.Split(catalogHiddenPlugins, ",") {
plug = strings.TrimSpace(plug)
cfg.PluginCatalogHiddenPlugins = append(cfg.PluginCatalogHiddenPlugins, plug)
}
// Plugins CDN settings
cfg.PluginsCDNURLTemplate = strings.TrimRight(pluginsSection.Key("cdn_base_url").MustString(""), "/")
return nil
}