core

Documentation

Index

• Constants
• func ConnectDb() (*gorm.DB, error)
• type EthHeaderWithProofCache
  • func (c *EthHeaderWithProofCache) Fetch() (GetEthHeaderWithProofByNumberRawResp, error)
  • func (c *EthHeaderWithProofCache) FromResp(resp GetEthHeaderWithProofByNumberRawResp) error
  • func (c *EthHeaderWithProofCache) IntoResp() (GetEthHeaderWithProofByNumberRawResp, error)
• type GetEthHeaderByHashParams
• type GetEthHeaderByHashResp
• type GetEthHeaderByNumberParams
• type GetEthHeaderByNumberResp
• type GetEthHeaderWithProofByHashParams
• type GetEthHeaderWithProofByNumberCodecResp
• type GetEthHeaderWithProofByNumberJSONResp
• type GetEthHeaderWithProofByNumberOptions
• type GetEthHeaderWithProofByNumberParams
• type GetEthHeaderWithProofByNumberRawResp
• type Shadow
  • func (s *Shadow) GetEthHeaderByHash(params GetEthHeaderByHashParams, resp *GetEthHeaderByHashResp) error
  • func (s *Shadow) GetEthHeaderByNumber(params GetEthHeaderByNumberParams, resp *GetEthHeaderByNumberResp) error
  • func (s *Shadow) GetEthHeaderWithProofByHash(params GetEthHeaderWithProofByHashParams, resp *interface{}) error
  • func (s *Shadow) GetEthHeaderWithProofByNumber(params GetEthHeaderWithProofByNumberParams, resp *interface{}) error

Constants

const DB_PATH = ".darwinia/cache/shadow.db"

Same directory as `darwinia.js`

const GENESIS_ERROR = "The requested block number is too low, only support blocks heigher than %v"

Shadow genesis block error message

const PROOF_LOCK = "proof.lock"

Functions

func ConnectDb

func ConnectDb() (*gorm.DB, error)

Connect to cache

Types

type EthHeaderWithProofCache

type EthHeaderWithProofCache struct {
	gorm.Model
	Number uint64 `json:"number" gorm:"unique_index"`
	Header string `json:"eth_header"`
	Proof  string `json:"proof"`
}

EthHeaderWithProof Cache

func (*EthHeaderWithProofCache) Fetch

func (c *EthHeaderWithProofCache) Fetch() (GetEthHeaderWithProofByNumberRawResp, error)

Fetch Eth Header by number

func (*EthHeaderWithProofCache) FromResp

func (c *EthHeaderWithProofCache) FromResp(resp GetEthHeaderWithProofByNumberRawResp) error

Save header to cache

func (*EthHeaderWithProofCache) IntoResp

func (c *EthHeaderWithProofCache) IntoResp() (GetEthHeaderWithProofByNumberRawResp, error)

Convert EthHeader

type GetEthHeaderByHashParams

type GetEthHeaderByHashParams struct {
	Hash string `json:"hash"`
}

*

• GetEthHeaderByHash

type GetEthHeaderByHashResp

type GetEthHeaderByHashResp struct {
	Header types.Header `json:"header"`
}

type GetEthHeaderByNumberParams

type GetEthHeaderByNumberParams struct {
	Number uint64 `json:"number"`
}

*

• GetEthHeaderByNumber

type GetEthHeaderByNumberResp

type GetEthHeaderByNumberResp struct {
	Header types.Header `json:"header"`
}

type GetEthHeaderWithProofByHashParams

type GetEthHeaderWithProofByHashParams struct {
	Hash    string                               `json:"hash"`
	Options GetEthHeaderWithProofByNumberOptions `json:"options"`
}

*

• GetEthHeaderWithProofByNumber

type GetEthHeaderWithProofByNumberCodecResp

type GetEthHeaderWithProofByNumberCodecResp struct {
	Header string `json:"header"`
	Proof  string `json:"proof"`
}

type GetEthHeaderWithProofByNumberJSONResp

type GetEthHeaderWithProofByNumberJSONResp struct {
	Header util.DarwiniaEthHeaderHexFormat  `json:"eth_header"`
	Proof  []util.DoubleNodeWithMerkleProof `json:"proof"`
}

type GetEthHeaderWithProofByNumberOptions

type GetEthHeaderWithProofByNumberOptions struct {
	Format string `json:"format"`
}

*

• GetEthHeaderWithProofByNumber

type GetEthHeaderWithProofByNumberParams

type GetEthHeaderWithProofByNumberParams struct {
	Number  uint64                               `json:"block_num"`
	Options GetEthHeaderWithProofByNumberOptions `json:"options"`
}

type GetEthHeaderWithProofByNumberRawResp

type GetEthHeaderWithProofByNumberRawResp struct {
	Header util.DarwiniaEthHeader           `json:"eth_header"`
	Proof  []util.DoubleNodeWithMerkleProof `json:"proof"`
}

type Shadow

type Shadow struct {
	Config util.Config
}

Dimmy shadow service

func (*Shadow) GetEthHeaderByHash

func (s *Shadow) GetEthHeaderByHash(
	params GetEthHeaderByHashParams,
	resp *GetEthHeaderByHashResp,
) error

func (*Shadow) GetEthHeaderByNumber

func (s *Shadow) GetEthHeaderByNumber(
	params GetEthHeaderByNumberParams,
	resp *GetEthHeaderByNumberResp,
) error

func (*Shadow) GetEthHeaderWithProofByHash

func (s *Shadow) GetEthHeaderWithProofByHash(
	params GetEthHeaderWithProofByHashParams,
	resp *interface{},
) error

func (*Shadow) GetEthHeaderWithProofByNumber

func (s *Shadow) GetEthHeaderWithProofByNumber(
	params GetEthHeaderWithProofByNumberParams,
	resp *interface{},
) error