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Plugins: Allow disabling "skip host environment variables" per-plugin (#78266)

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* Plugins: Allow disabling skipping host environment variables per-plugin

* Renamed SkipEnvVarsDecorateFunc to SkipHostEnvVarsDecorateFunc

* PR review feedback

* fix tests
This commit is contained in:
Giuseppe Guerra
2023-11-17 16:12:05 +02:00
committed by GitHub
parent ddb7406caa
commit 027a157898
9 changed files with 141 additions and 48 deletions
Download Patch File Download Diff File Expand all files Collapse all files
pkg/plugins/manager/pipeline/bootstrap/steps.go
+13
View File
@@ -10,6 +10,7 @@ import (
"github.com/grafana/grafana/pkg/plugins/config"
"github.com/grafana/grafana/pkg/plugins/log"
"github.com/grafana/grafana/pkg/plugins/manager/loader/assetpath"
"github.com/grafana/grafana/pkg/services/featuremgmt"
)
// DefaultConstructor implements the default ConstructFunc used for the Construct step of the Bootstrap stage.
@@ -32,6 +33,7 @@ func DefaultDecorateFuncs(cfg *config.Cfg) []DecorateFunc {
AppDefaultNavURLDecorateFunc,
TemplateDecorateFunc,
AppChildDecorateFunc(cfg),
SkipHostEnvVarsDecorateFunc(cfg),
}
}
@@ -153,3 +155,14 @@ func configureAppChildPlugin(cfg *config.Cfg, parent *plugins.Plugin, child *plu
child.Module = path.Join("/", cfg.GrafanaAppSubURL, "/public/plugins", parent.ID, appSubPath, "module.js")
}
}
// SkipHostEnvVarsDecorateFunc returns a DecorateFunc that configures the SkipHostEnvVars field of the plugin.
// It will be set to true if the FlagPluginsSkipHostEnvVars feature flag is set, and the plugin does not have
// forward_host_env_vars = true in its plugin settings.
func SkipHostEnvVarsDecorateFunc(cfg *config.Cfg) DecorateFunc {
return func(_ context.Context, p *plugins.Plugin) (*plugins.Plugin, error) {
p.SkipHostEnvVars = cfg.Features.IsEnabledGlobally(featuremgmt.FlagPluginsSkipHostEnvVars) &&
cfg.PluginSettings[p.ID]["forward_host_env_vars"] != "true"
return p, nil
}
}
pkg/plugins/manager/pipeline/bootstrap/steps_test.go
+63
View File
@@ -10,6 +10,8 @@ import (
"github.com/grafana/grafana/pkg/plugins/config"
"github.com/grafana/grafana/pkg/plugins/log"
"github.com/grafana/grafana/pkg/plugins/manager/fakes"
"github.com/grafana/grafana/pkg/services/featuremgmt"
"github.com/grafana/grafana/pkg/setting"
)
func TestSetDefaultNavURL(t *testing.T) {
@@ -146,3 +148,64 @@ func Test_configureAppChildPlugin(t *testing.T) {
require.Equal(t, "/grafana/plugins/parent-app", child.BaseURL)
})
}
func TestSkipEnvVarsDecorateFunc(t *testing.T) {
const pluginID = "plugin-id"
t.Run("feature flag is not present", func(t *testing.T) {
f := SkipHostEnvVarsDecorateFunc(&config.Cfg{Features: featuremgmt.WithFeatures()})
p, err := f(context.Background(), &plugins.Plugin{JSONData: plugins.JSONData{ID: pluginID}})
require.NoError(t, err)
require.False(t, p.SkipHostEnvVars)
})
t.Run("feature flag is present", func(t *testing.T) {
t.Run("no plugin settings should set SkipHostEnvVars to true", func(t *testing.T) {
f := SkipHostEnvVarsDecorateFunc(&config.Cfg{
Features: featuremgmt.WithFeatures(featuremgmt.FlagPluginsSkipHostEnvVars),
})
p, err := f(context.Background(), &plugins.Plugin{JSONData: plugins.JSONData{ID: pluginID}})
require.NoError(t, err)
require.True(t, p.SkipHostEnvVars)
})
t.Run("plugin setting", func(t *testing.T) {
for _, tc := range []struct {
name string
pluginSettings setting.PluginSettings
expSkipHostEnvVars bool
}{
{
name: "forward_host_env_vars = false should set SkipHostEnvVars to true",
pluginSettings: setting.PluginSettings{pluginID: map[string]string{"forward_host_env_vars": "false"}},
expSkipHostEnvVars: true,
},
{
name: "forward_host_env_vars = true should set SkipHostEnvVars to false",
pluginSettings: setting.PluginSettings{pluginID: map[string]string{"forward_host_env_vars": "true"}},
expSkipHostEnvVars: false,
},
{
name: "invalid forward_host_env_vars should set SkipHostEnvVars to true",
pluginSettings: setting.PluginSettings{pluginID: map[string]string{"forward_host_env_vars": "grilled cheese sandwich with bacon"}},
expSkipHostEnvVars: true,
},
{
name: "forward_host_env_vars absent should set SkipHostEnvVars to true",
pluginSettings: setting.PluginSettings{pluginID: nil},
expSkipHostEnvVars: true,
},
} {
t.Run(tc.name, func(t *testing.T) {
f := SkipHostEnvVarsDecorateFunc(&config.Cfg{
Features: featuremgmt.WithFeatures(featuremgmt.FlagPluginsSkipHostEnvVars),
PluginSettings: tc.pluginSettings,
})
p, err := f(context.Background(), &plugins.Plugin{JSONData: plugins.JSONData{ID: pluginID}})
require.NoError(t, err)
require.Equal(t, tc.expSkipHostEnvVars, p.SkipHostEnvVars)
})
}
})
})
}