utils

Documentation

Index

• Constants
• Variables
• func AbsolutePath(datadir string, filename string) string
• func BaseUsrDir(dir string) string
• func DoHttpJSONDataPost(jsonData []byte, url string) ([]byte, error)
• func FileExists(path string) bool
• func GetExternalIP() (string, error)
• func Home() (string, error)
• func InitConfig(c *Config)
• func InitInfura(http, wss string)
• func IsPrivateIP(ip net.IP) bool
• func Keccak256(data ...[]byte) []byte
• func LogInst() *zerolog.Logger
• func MaxInt64(a, b int64) int64
• func MinInt64(a, b int64) int64
• func OpenAndReadAll(filename string) (data []byte, err error)
• func Save2File(data []byte, filename string) error
• func ToISO8601(t time.Time) string
• func WriteToFile(file string, content []byte) error
• type ByteSize
  • func (bs ByteSize) String() string
• type Config
  • func DefaultConfig(isMain bool) *Config
  • func (c Config) String() string
• type IP
• type KeccakState
• type NinjaDB
  • func NewNinjaDB(dir string) (*NinjaDB, error)
  • func (d *NinjaDB) GetJson(key []byte, val interface{}) error
  • func (d *NinjaDB) MustGetJson(key []byte, val interface{})
  • func (d *NinjaDB) MustPutJson(key []byte, val interface{})
  • func (d *NinjaDB) PutJson(key []byte, val interface{}) error
• type Salt
  • func NewSalt() (s Salt, err error)
• type StorageSize
  • func (s StorageSize) String() string
  • func (s StorageSize) TerminalString() string

Constants

const (
	K = 1 << 10
	M = 1 << 20
	G = 1 << 30
	T = 1 << 40
)

const (
	MaxVersion           = "2"
	Version              = MaxVersion + ".1.0"
	TokenAddr            = "0x3455e0b8259144a4C127faCc7d064A0F2424C8a8"
	LicenseContractAddr  = "0xCbbE47ce51382e2F7cD4E5771587F9Cb5c91Ad33"
	DefaultCmdPort       = 16665
	WebSocketServicePort = 16666
	ExtraServicePort     = 16667
	ChainServicePort     = 16668
	DefaultP2pPort       = 16669
	TestInfuraHttp       = "https://kovan.infura.io/v3/a3a5c09826a246d0bfbef8084b81df1f"
	TestInfuraWss        = "wss://kovan.infura.io/ws/v3/a3a5c09826a246d0bfbef8084b81df1f"
)

Variables

var (
	InfuraUrl   = ""
	InfuraSubWS = ""
)

Functions

func AbsolutePath

func AbsolutePath(datadir string, filename string) string

func BaseUsrDir

func BaseUsrDir(dir string) string

func DoHttpJSONDataPost

func DoHttpJSONDataPost(jsonData []byte, url string) ([]byte, error)

func FileExists

func FileExists(path string) bool

func GetExternalIP

func GetExternalIP() (string, error)

func Home

func Home() (string, error)

func InitConfig

func InitConfig(c *Config)

InitConfig for server init

func InitInfura

func InitInfura(http, wss string)

InitInfura for client init

func IsPrivateIP

func IsPrivateIP(ip net.IP) bool

func Keccak256

func Keccak256(data ...[]byte) []byte

Keccak256 calculates and returns the Keccak256 hash of the input data.

func LogInst

func LogInst() *zerolog.Logger

func MaxInt64

func MaxInt64(a, b int64) int64

func MinInt64

func MinInt64(a, b int64) int64

func OpenAndReadAll

func OpenAndReadAll(filename string) (data []byte, err error)

func Save2File

func Save2File(data []byte, filename string) error

func ToISO8601

func ToISO8601(t time.Time) string

func WriteToFile

func WriteToFile(file string, content []byte) error

Types

type ByteSize

type ByteSize int64

func (ByteSize) String

func (bs ByteSize) String() string

type Config

type Config struct {
	LogLevel   zerolog.Level `json:"log_level"`
	InfuraHttp string        `json:"infura_http"`
	InfuraWss  string        `json:"infura_wss"`
}

func DefaultConfig

func DefaultConfig(isMain bool) *Config

func (Config) String

func (c Config) String() string

type IP

type IP struct {
	Query string
}

type KeccakState

type KeccakState interface {
	hash.Hash
	Read([]byte) (int, error)
}

type NinjaDB

type NinjaDB struct {
	*leveldb.DB
}

func NewNinjaDB

func NewNinjaDB(dir string) (*NinjaDB, error)

func (*NinjaDB) GetJson

func (d *NinjaDB) GetJson(key []byte, val interface{}) error

func (*NinjaDB) MustGetJson

func (d *NinjaDB) MustGetJson(key []byte, val interface{})

func (*NinjaDB) MustPutJson

func (d *NinjaDB) MustPutJson(key []byte, val interface{})

func (*NinjaDB) PutJson

func (d *NinjaDB) PutJson(key []byte, val interface{}) error

type Salt

type Salt [aes.BlockSize]byte

func NewSalt

func NewSalt() (s Salt, err error)

type StorageSize

type StorageSize float64

func (StorageSize) String

func (s StorageSize) String() string

func (StorageSize) TerminalString

func (s StorageSize) TerminalString() string