github.com/cosmos/cosmos-sdk@v0.50.10/server/pruning.go (about)

     1  package server
     2  
     3  import (
     4  	"fmt"
     5  	"strings"
     6  
     7  	"github.com/spf13/cast"
     8  
     9  	pruningtypes "cosmossdk.io/store/pruning/types"
    10  
    11  	"github.com/cosmos/cosmos-sdk/server/types"
    12  )
    13  
    14  // GetPruningOptionsFromFlags parses command flags and returns the correct
    15  // PruningOptions. If a pruning strategy is provided, that will be parsed and
    16  // returned, otherwise, it is assumed custom pruning options are provided.
    17  func GetPruningOptionsFromFlags(appOpts types.AppOptions) (pruningtypes.PruningOptions, error) {
    18  	strategy := strings.ToLower(cast.ToString(appOpts.Get(FlagPruning)))
    19  
    20  	switch strategy {
    21  	case pruningtypes.PruningOptionDefault, pruningtypes.PruningOptionNothing, pruningtypes.PruningOptionEverything:
    22  		return pruningtypes.NewPruningOptionsFromString(strategy), nil
    23  
    24  	case pruningtypes.PruningOptionCustom:
    25  		opts := pruningtypes.NewCustomPruningOptions(
    26  			cast.ToUint64(appOpts.Get(FlagPruningKeepRecent)),
    27  			cast.ToUint64(appOpts.Get(FlagPruningInterval)),
    28  		)
    29  
    30  		if err := opts.Validate(); err != nil {
    31  			return opts, fmt.Errorf("invalid custom pruning options: %w", err)
    32  		}
    33  
    34  		return opts, nil
    35  
    36  	default:
    37  		return pruningtypes.PruningOptions{}, fmt.Errorf("unknown pruning strategy %s", strategy)
    38  	}
    39  }