system_update: Perform provisioning in parallel

cmd/drupal_setting.go

@@ -0,0 +1,78 @@
+package cmd
+
+import (
+	"encoding/json"
+
+	wisski_distillery "github.com/FAU-CDI/wisski-distillery"
+	"github.com/FAU-CDI/wisski-distillery/internal/core"
+	"github.com/tkw1536/goprogram/exit"
+)
+
+// DrupalSetting is then 'drupal_setting' command
+var DrupalSetting wisski_distillery.Command = setting{}
+
+type setting struct {
+	Positionals struct {
+		Slug    string `positional-arg-name:"SLUG" required:"1-1" description:"slug of instance to get or set value for"`
+		Setting string `positional-arg-name:"SETTING" require:"1-1" description:"name of setting to read or write"`
+		Value   string `positional-arg-name:"VALUE" description:"json serialization of value to write"`
+	} `positional-args:"true"`
+}
+
+func (setting) Description() wisski_distillery.Description {
+	return wisski_distillery.Description{
+		Requirements: core.Requirements{
+			NeedsDistillery: true,
+		},
+		Command:     "drupal_setting",
+		Description: "Get or set a drupal setting",
+	}
+}
+
+var errSettingGet = exit.Error{
+	ExitCode: exit.ExitGeneric,
+	Message:  "Unable to get setting",
+}
+
+var errSettingSet = exit.Error{
+	ExitCode: exit.ExitGeneric,
+	Message:  "Unable to set setting",
+}
+
+func (ds setting) Run(context wisski_distillery.Context) error {
+	instance, err := context.Environment.Instances().WissKI(ds.Positionals.Slug)
+	if err != nil {
+		return err
+	}
+
+	if ds.Positionals.Value == "" {
+		// get the setting
+		value, err := instance.GetSettingsPHP(ds.Positionals.Setting)
+		if err != nil {
+			return errSettingGet.Wrap(err)
+		}
+
+		// and print it
+		if err := json.NewEncoder(context.Stdout).Encode(value); err != nil {
+			return errSettingGet.Wrap(err)
+		}
+
+		// finish with a newline
+		context.Println("")
+		return nil
+	}
+
+	// serialize the setting into json
+	var data any
+	if err := json.Unmarshal([]byte(ds.Positionals.Value), &data); err != nil {
+		return errSettingSet.Wrap(err)
+	}
+
+	// set the serialized value!
+	if err := instance.SetSettingsPHP(ds.Positionals.Setting, data); err != nil {
+		return errSettingSet.Wrap(err)
+	}
+
+	// and we're done
+	return nil
+}