config

type Config struct {
	Server   *Server
	Logging  *Logging
	Issuer   *Issuer
	Provider *Provider
	Faucet   *Faucet
	Debug    *Debug
}

type Debug struct {
	// NumJobWorkers specifies the number of worker instances to use for jobpacket processing.
	NumJobWorkers int

	// NumServerWorkers specifies the number of worker instances to use for client job requests.
	NumServerWorkers int

	// NumProcessors specifies the number of processor instances attached to the blockchain monitor.
	NumProcessors int

	// ConnectTimeout specifies the maximum time a connection can take to establish a TCP/IP connection in milliseconds.
	ConnectTimeout int

	// RequestTimeout specifies the maximum time a client job request can take to process.
	RequestTimeout int

	// ProviderStartupTimeout specifies how long the provider is going to keep retrying to start up before giving up.
	// Useful when all the servers are started at different orders.
	ProviderStartupTimeout int

	// ProviderStartupRetryInterval specifies retry interval for the provider during the start up.
	// Currently it involves retrying to obtain verification keys of all IAs.
	ProviderStartupRetryInterval int

	// MaxRequests defines maximum number of concurrent requests each provider can make.
	// only applicable to obtain verification keys of all IAs
	// -1 indicates no limit
	ProviderMaxRequests int

	// RegenerateKeys specifies whether to generate new Coconut keypair and overwrite existing files.
	RegenerateKeys bool

	// DisableAllBlockchainCommunication allows to disable startup of blockchain client, monitor and processor.
	// Not to be set in production environment. Only really applicable in tests.
	DisableAllBlockchainCommunication bool

	// DisableBlockchainMonitoring allows to disable startup of blockchain monitor and processor.
	// However, it does not disable a blockchain client so that server can still send transactions to the chain.
	// Not to be set in production environment. Only really applicable in tests.
	DisableBlockchainMonitoring bool

	// PresenceInterval defines time interval for sending presence information to the directory server.
	PresenceInterval int
}

type Faucet struct {
	// EthereumNodeAddress defines address of an Ethereum node to which transactions are sent.
	EthereumNodeAddress string

	// NymContract defined address of the ERC20 token Nym contract. It is expected to be provided in hex format.
	NymContract ethcommon.Address

	// PipeAccount defines address of Ethereum account that pipes Nym ERC20 into Nym Tendermint coins.
	// It is expected to be provided in hex format.
	PipeAccount ethcommon.Address

	// BlockchainKeyFile specifies the file containing the Blockchain relevant keys.
	BlockchainKeyFile string

	// EtherAmount specifies how much ether (to cover the fees) should the faucet transfer alongisde the erc20 tokens.
	EtherAmount float64
}

type Issuer struct {
	// VerificationKeyFile specifies the file containing the Coconut Verification Key.
	VerificationKeyFile string

	// SecretKeyFile specifies the file containing the Coconut Secret Key.
	SecretKeyFile string
}

type Logging struct {
	// Disable disables logging entirely.
	Disable bool

	// File specifies the log file, if omitted stdout will be used.
	File string

	// Level specifies the log level.
	Level string
}

type Provider struct {
	// IAAddresses are the IP address:port combinations of all Authority Servers.
	// Only required if IAVerificationKeys is not specified.
	IAAddresses []string

	// IAVerificationKeys specifies files containing Coconut Verification keys of all Issuing Authorities.
	IAVerificationKeys []string

	// Threshold defines minimum number of verification keys provider needs to obtain.
	// Default = len(IAAddresses).
	// 0 = no threshold
	Threshold int

	// BlockchainKeyFile specifies the file containing the Blockchain relevant keys.
	BlockchainKeyFile string

	// DisableLocalCredentialsChecks specifies whether the provider should check the credentials and proofs it receives
	// or just send everything to the chain and wait for the verifier nodes to check it.
	DisableLocalCredentialsChecks bool
}

type Server struct {
	// Identifier is the human readable identifier for the node.
	Identifier string

	// Addresses are the IP address:port combinations that the server will bind	to for incoming TCP connections.
	Addresses []string

	// GRPCAddresses are the IP address:port combinations that the server will bind	to for incoming grpcs.
	GRPCAddresses []string

	// DataDir specifies path to a .db file holding relevant server-specific persistent data.
	DataDir string

	// MaximumAttributes specifies the maximum number of attributes the system supports.
	MaximumAttributes int

	// BlockchainNodeAddresses specifies addresses of a blockchain nodes
	// to which the issuer should send all relevant requests.
	// Note that only a single request will ever be sent, but multiple addresses are provided in case
	// the particular node was unavailable.
	BlockchainNodeAddresses []string

	// DirectoryServerPresenceEndpoint specifies address to which server should be reporting its presence.
	DirectoryServerPresenceEndpoint string
}