write store config to app.toml

server/v2/store/commands.go

@@ -36,7 +36,7 @@ Supported app-db-backend types include 'goleveldb', 'rocksdb', 'pebbledb'.`,
 		Args:    cobra.RangeArgs(0, 1),
 		RunE: func(cmd *cobra.Command, args []string) error {
 			// bind flags to the Context's Viper so we can get pruning options.
-			vp := viper.New()
+			vp := serverv2.GetViperFromCmd(cmd)
 			if err := vp.BindPFlags(cmd.Flags()); err != nil {
 				return err
 			}

server/v2/store/config.go

@@ -0,0 +1,22 @@
+package store
+
+import (
+	pruningtypes "cosmossdk.io/store/pruning/types"
+)
+
+func DefaultConfig() *Config {
+	return &Config{
+		Pruning: pruningtypes.PruningOptionDefault,
+		AppDBBackend: "",
+		PruningKeepRecent: 0,
+		PruningInterval: 0,
+	}
+}
+
+
+type Config struct {
+	Pruning           string `mapstructure:"pruning" toml:"pruning"`
+	AppDBBackend      string `mapstructure:"app-db-backend" toml:"app-db-backend"`
+	PruningKeepRecent uint64 `mapstructure:"pruning-keep-recent" toml:"pruning-keep-recent"`
+	PruningInterval   uint64 `mapstructure:"pruning-interval" toml:"pruning-interval"`
+}

server/v2/store/server.go

@@ -11,7 +11,9 @@ import (
 	serverv2 "cosmossdk.io/server/v2"
 )
 
-type StoreComponent struct{}
+type StoreComponent struct{
+	config *Config
+}
 
 func New() serverv2.ServerComponent[transaction.Tx] {
 	return StoreComponent{}
@@ -40,3 +42,11 @@ func (s StoreComponent) CLICommands(appCreator serverv2.AppCreator[transaction.T
 		},
 	}
 }
+
+func (g StoreComponent) Config() any {
+	if g.config == nil || g.config == (&Config{}) {
+		return DefaultConfig()
+	}
+
+	return g.config
+}