cosmos-sdk/tools/confix/cmd/diff.go
2024-08-19 13:14:34 +00:00

78 lines
2.4 KiB
Go

package cmd
import (
"errors"
"fmt"
"maps"
"path/filepath"
"slices"
"strings"
"github.com/spf13/cobra"
"cosmossdk.io/tools/confix"
"github.com/cosmos/cosmos-sdk/client"
)
// DiffCommand creates a new command for comparing configuration files
func DiffCommand() *cobra.Command {
cmd := &cobra.Command{
Use: "diff [target-version] <config-path>",
Short: "Outputs all config values that are different from the default.",
Long: "This command compares the specified configuration file (app.toml or client.toml) with the defaults and outputs any differences.",
Args: cobra.MinimumNArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
var configPath string
clientCtx := client.GetClientContextFromCmd(cmd)
switch {
case len(args) > 1:
configPath = args[1]
case clientCtx.HomeDir != "":
configPath = filepath.Join(clientCtx.HomeDir, "config", "app.toml")
default:
return errors.New("must provide a path to the app.toml or client.toml")
}
configType := confix.AppConfigType
if ok, _ := cmd.Flags().GetBool(confix.ClientConfigType); ok {
configPath = strings.ReplaceAll(configPath, "app.toml", "client.toml") // for the case we are using the home dir of client ctx
configType = confix.ClientConfigType
} else if strings.HasSuffix(configPath, "client.toml") {
return errors.New("app.toml file expected, got client.toml, use --client flag to diff client.toml")
}
targetVersion := args[0]
if _, ok := confix.Migrations[targetVersion]; !ok {
return fmt.Errorf("unknown version %q, supported versions are: %q", targetVersion, slices.Collect(maps.Keys(confix.Migrations)))
}
targetVersionFile, err := confix.LoadLocalConfig(targetVersion, configType)
if err != nil {
return fmt.Errorf("failed to load internal config: %w", err)
}
rawFile, err := confix.LoadConfig(configPath)
if err != nil {
return fmt.Errorf("failed to load config: %w", err)
}
diff := confix.DiffValues(rawFile, targetVersionFile)
if len(diff) == 0 {
return clientCtx.PrintString("All config values are the same as the defaults.\n")
}
if err := clientCtx.PrintString("The following config values are different from the defaults:\n"); err != nil {
return err
}
confix.PrintDiff(cmd.OutOrStdout(), diff)
return nil
},
}
cmd.Flags().Bool(confix.ClientConfigType, false, "diff client.toml instead of app.toml")
return cmd
}