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63 lines
1.7 KiB
63 lines
1.7 KiB
package commands
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import (
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"fmt"
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"os"
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"path/filepath"
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"time"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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"github.com/tendermint/tendermint/config"
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"github.com/tendermint/tendermint/libs/cli"
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"github.com/tendermint/tendermint/libs/log"
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)
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const ctxTimeout = 4 * time.Second
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// ParseConfig retrieves the default environment configuration,
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// sets up the Tendermint root and ensures that the root exists
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func ParseConfig(conf *config.Config) (*config.Config, error) {
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if err := viper.Unmarshal(conf); err != nil {
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return nil, err
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}
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conf.SetRoot(conf.RootDir)
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if err := conf.ValidateBasic(); err != nil {
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return nil, fmt.Errorf("error in config file: %w", err)
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}
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return conf, nil
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}
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// RootCommand constructs the root command-line entry point for Tendermint core.
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func RootCommand(conf *config.Config, logger log.Logger) *cobra.Command {
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cmd := &cobra.Command{
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Use: "tendermint",
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Short: "BFT state machine replication for applications in any programming languages",
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PersistentPreRunE: func(cmd *cobra.Command, args []string) error {
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if cmd.Name() == VersionCmd.Name() {
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return nil
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}
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if err := cli.BindFlagsLoadViper(cmd, args); err != nil {
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return err
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}
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pconf, err := ParseConfig(conf)
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if err != nil {
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return err
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}
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*conf = *pconf
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config.EnsureRoot(conf.RootDir)
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return nil
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},
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}
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cmd.PersistentFlags().StringP(cli.HomeFlag, "", os.ExpandEnv(filepath.Join("$HOME", config.DefaultTendermintDir)), "directory for config and data")
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cmd.PersistentFlags().Bool(cli.TraceFlag, false, "print out full stack trace on errors")
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cmd.PersistentFlags().String("log-level", conf.LogLevel, "log level")
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cobra.OnInitialize(func() { cli.InitEnv("TM") })
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return cmd
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}
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