github.com/hyperledger/burrow@v0.34.5-0.20220512172541-77f09336001d/cmd/burrow/commands/spec.go (about)

     1  package commands
     2  
     3  import (
     4  	"fmt"
     5  
     6  	"github.com/hyperledger/burrow/config/source"
     7  	"github.com/hyperledger/burrow/genesis/spec"
     8  	cli "github.com/jawher/mow.cli"
     9  )
    10  
    11  // Spec generates a list of genesis accounts with certain permissions
    12  func Spec(output Output) func(cmd *cli.Cmd) {
    13  	return func(cmd *cli.Cmd) {
    14  		tomlOpt := cmd.BoolOpt("t toml", false, "Emit GenesisSpec as TOML rather than the "+
    15  			"default JSON")
    16  
    17  		baseSpecsArg := cmd.StringsArg("BASE", nil, "Provide a base GenesisSpecs on top of which any "+
    18  			"additional GenesisSpec presets specified by other flags will be merged. GenesisSpecs appearing "+
    19  			"later take precedent over those appearing early if multiple --base flags are provided")
    20  
    21  		accountNamePrefixOpt := cmd.StringOpt("x name-prefix", "", "Prefix added to the names of accounts in GenesisSpec")
    22  		fullOpt := cmd.IntOpt("f full-accounts", 0, "Number of preset Full type accounts")
    23  		validatorOpt := cmd.IntOpt("v validator-accounts", 0, "Number of preset Validator type accounts")
    24  		rootOpt := cmd.IntOpt("r root-accounts", 0, "Number of preset Root type accounts")
    25  		developerOpt := cmd.IntOpt("d developer-accounts", 0, "Number of preset Developer type accounts")
    26  		participantsOpt := cmd.IntOpt("p participant-accounts", 0, "Number of preset Participant type accounts")
    27  		chainNameOpt := cmd.StringOpt("n chain-name", "", "Default chain name")
    28  		proposalThresholdOpt := cmd.IntOpt("param-proposalthreshold", 3, "Number of votes required for a proposal to pass")
    29  
    30  		cmd.Spec = "[--name-prefix=<prefix for account names>][--full-accounts] [--validator-accounts] [--root-accounts] " +
    31  			"[--developer-accounts] [--participant-accounts] [--chain-name] [--toml] [BASE...]"
    32  
    33  		cmd.Action = func() {
    34  			specs := make([]spec.GenesisSpec, 0, *participantsOpt+*fullOpt)
    35  			for _, baseSpec := range *baseSpecsArg {
    36  				genesisSpec := new(spec.GenesisSpec)
    37  				err := source.FromFile(baseSpec, genesisSpec)
    38  				if err != nil {
    39  					output.Fatalf("could not read GenesisSpec: %v", err)
    40  				}
    41  				specs = append(specs, *genesisSpec)
    42  			}
    43  			for i := 0; i < *fullOpt; i++ {
    44  				specs = append(specs, spec.FullAccount(fmt.Sprintf("%sFull_%v", *accountNamePrefixOpt, i)))
    45  			}
    46  			for i := 0; i < *validatorOpt; i++ {
    47  				specs = append(specs, spec.ValidatorAccount(fmt.Sprintf("%sValidator_%v", *accountNamePrefixOpt, i)))
    48  			}
    49  			for i := 0; i < *rootOpt; i++ {
    50  				specs = append(specs, spec.RootAccount(fmt.Sprintf("%sRoot_%v", *accountNamePrefixOpt, i)))
    51  			}
    52  			for i := 0; i < *developerOpt; i++ {
    53  				specs = append(specs, spec.DeveloperAccount(fmt.Sprintf("%sDeveloper_%v", *accountNamePrefixOpt, i)))
    54  			}
    55  			for i := 0; i < *participantsOpt; i++ {
    56  				specs = append(specs, spec.ParticipantAccount(fmt.Sprintf("%sParticipant_%v", *accountNamePrefixOpt, i)))
    57  			}
    58  			genesisSpec := spec.MergeGenesisSpecs(specs...)
    59  			if *chainNameOpt != "" {
    60  				genesisSpec.ChainName = *chainNameOpt
    61  			}
    62  			genesisSpec.Params.ProposalThreshold = uint64(*proposalThresholdOpt)
    63  			if *tomlOpt {
    64  				output.Printf(source.TOMLString(genesisSpec))
    65  			} else {
    66  				output.Printf(source.JSONString(genesisSpec))
    67  			}
    68  		}
    69  	}
    70  }