graphql

package
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 Go to latest Published: Jul 13, 2023 License: GPL-3.0 Imports: 25 Imported by: 0

Documentation

Overview

Package graphql provides a GraphQL interface to Ethereum node data.

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func New 

func New(stack *node.Node, backend ethapi.Backend, filterSystem *filters.FilterSystem, cors, vhosts []string) error

New constructs a new GraphQL service instance.

Types

type AccessTuple 

type AccessTuple struct {
	// contains filtered or unexported fields
}

AccessTuple represents EIP-2930

func (*AccessTuple) Address 

func (at *AccessTuple) Address(ctx context.Context) common.Address

func (*AccessTuple) StorageKeys 

func (at *AccessTuple) StorageKeys(ctx context.Context) []common.Hash

type Account 

type Account struct {
	// contains filtered or unexported fields
}

Account represents an Ethereum account at a particular block.

func (*Account) Address 

func (a *Account) Address(ctx context.Context) (common.Address, error)

func (*Account) Balance 

func (a *Account) Balance(ctx context.Context) (hexutil.Big, error)

func (*Account) Code 

func (a *Account) Code(ctx context.Context) (hexutil.Bytes, error)

func (*Account) Storage 

func (a *Account) Storage(ctx context.Context, args struct{ Slot common.Hash }) (common.Hash, error)

func (*Account) TransactionCount 

func (a *Account) TransactionCount(ctx context.Context) (hexutil.Uint64, error)

type Block 

type Block struct {
	// contains filtered or unexported fields
}

Block represents an Ethereum block. backend, and numberOrHash are mandatory. All other fields are lazily fetched when required.

func (*Block) Account 

func (b *Block) Account(ctx context.Context, args struct {
	Address common.Address
}) (*Account, error)

func (*Block) BaseFeePerGas 

func (b *Block) BaseFeePerGas(ctx context.Context) (*hexutil.Big, error)

func (*Block) Call 

func (b *Block) Call(ctx context.Context, args struct {
	Data ethapi.TransactionArgs
}) (*CallResult, error)

func (*Block) Difficulty 

func (b *Block) Difficulty(ctx context.Context) (hexutil.Big, error)

func (*Block) EstimateGas 

func (b *Block) EstimateGas(ctx context.Context, args struct {
	Data ethapi.TransactionArgs
}) (Long, error)

func (*Block) ExtraData 

func (b *Block) ExtraData(ctx context.Context) (hexutil.Bytes, error)

func (*Block) GasLimit 

func (b *Block) GasLimit(ctx context.Context) (Long, error)

func (*Block) GasUsed 

func (b *Block) GasUsed(ctx context.Context) (Long, error)

func (*Block) Hash 

func (b *Block) Hash(ctx context.Context) (common.Hash, error)

func (*Block) Logs 

func (b *Block) Logs(ctx context.Context, args struct{ Filter BlockFilterCriteria }) ([]*Log, error)

func (*Block) LogsBloom 

func (b *Block) LogsBloom(ctx context.Context) (hexutil.Bytes, error)

func (*Block) Miner 

func (b *Block) Miner(ctx context.Context, args BlockNumberArgs) (*Account, error)

func (*Block) MixHash 

func (b *Block) MixHash(ctx context.Context) (common.Hash, error)

func (*Block) NextBaseFeePerGas 

func (b *Block) NextBaseFeePerGas(ctx context.Context) (*hexutil.Big, error)

func (*Block) Nonce 

func (b *Block) Nonce(ctx context.Context) (hexutil.Bytes, error)

func (*Block) Number 

func (b *Block) Number(ctx context.Context) (Long, error)

func (*Block) OmmerAt 

func (b *Block) OmmerAt(ctx context.Context, args struct{ Index int32 }) (*Block, error)

func (*Block) OmmerCount 

func (b *Block) OmmerCount(ctx context.Context) (*int32, error)

func (*Block) OmmerHash 

func (b *Block) OmmerHash(ctx context.Context) (common.Hash, error)

func (*Block) Ommers 

func (b *Block) Ommers(ctx context.Context) (*[]*Block, error)

func (*Block) Parent 

func (b *Block) Parent(ctx context.Context) (*Block, error)

func (*Block) Raw 

func (b *Block) Raw(ctx context.Context) (hexutil.Bytes, error)

func (*Block) RawHeader 

func (b *Block) RawHeader(ctx context.Context) (hexutil.Bytes, error)

func (*Block) ReceiptsRoot 

func (b *Block) ReceiptsRoot(ctx context.Context) (common.Hash, error)

func (*Block) StateRoot 

func (b *Block) StateRoot(ctx context.Context) (common.Hash, error)

func (*Block) Timestamp 

func (b *Block) Timestamp(ctx context.Context) (hexutil.Uint64, error)

func (*Block) TotalDifficulty 

func (b *Block) TotalDifficulty(ctx context.Context) (hexutil.Big, error)

func (*Block) TransactionAt 

func (b *Block) TransactionAt(ctx context.Context, args struct{ Index int32 }) (*Transaction, error)

func (*Block) TransactionCount 

func (b *Block) TransactionCount(ctx context.Context) (*int32, error)

func (*Block) Transactions 

func (b *Block) Transactions(ctx context.Context) (*[]*Transaction, error)

func (*Block) TransactionsRoot 

func (b *Block) TransactionsRoot(ctx context.Context) (common.Hash, error)

type BlockFilterCriteria 

type BlockFilterCriteria struct {
	Addresses *[]common.Address // restricts matches to events created by specific contracts

	// The Topic list restricts matches to particular event topics. Each event has a list
	// of topics. Topics matches a prefix of that list. An empty element slice matches any
	// topic. Non-empty elements represent an alternative that matches any of the
	// contained topics.
	//
	// Examples:
	// {} or nil          matches any topic list
	// {{A}}              matches topic A in first position
	// {{}, {B}}          matches any topic in first position, B in second position
	// {{A}, {B}}         matches topic A in first position, B in second position
	// {{A, B}}, {C, D}}  matches topic (A OR B) in first position, (C OR D) in second position
	Topics *[][]common.Hash
}

BlockFilterCriteria encapsulates criteria passed to a `logs` accessor inside a block.

type BlockNumberArgs 

type BlockNumberArgs struct {
	// TODO: Ideally we could use input unions to allow the query to specify the
	// block parameter by hash, block number, or tag but input unions aren't part of the
	// standard GraphQL schema SDL yet, see: https://github.com/graphql/graphql-spec/issues/488
	Block *hexutil.Uint64
}

BlockNumberArgs encapsulates arguments to accessors that specify a block number.

func (BlockNumberArgs) NumberOr 

func (a BlockNumberArgs) NumberOr(current rpc.BlockNumberOrHash) rpc.BlockNumberOrHash

NumberOr returns the provided block number argument, or the "current" block number or hash if none was provided.

func (BlockNumberArgs) NumberOrLatest 

func (a BlockNumberArgs) NumberOrLatest() rpc.BlockNumberOrHash

NumberOrLatest returns the provided block number argument, or the "latest" block number if none was provided.

type BlockType 

type BlockType int

type CallData 

type CallData struct {
	From                 *common.Address // The Ethereum address the call is from.
	To                   *common.Address // The Ethereum address the call is to.
	Gas                  *hexutil.Uint64 // The amount of gas provided for the call.
	GasPrice             *hexutil.Big    // The price of each unit of gas, in wei.
	MaxFeePerGas         *hexutil.Big    // The max price of each unit of gas, in wei (1559).
	MaxPriorityFeePerGas *hexutil.Big    // The max tip of each unit of gas, in wei (1559).
	Value                *hexutil.Big    // The value sent along with the call.
	Data                 *hexutil.Bytes  // Any data sent with the call.
}

CallData encapsulates arguments to `call` or `estimateGas`. All arguments are optional.

type CallResult 

type CallResult struct {
	// contains filtered or unexported fields
}

CallResult encapsulates the result of an invocation of the `call` accessor.

func (*CallResult) Data 

func (c *CallResult) Data() hexutil.Bytes

func (*CallResult) GasUsed 

func (c *CallResult) GasUsed() Long

func (*CallResult) Status 

func (c *CallResult) Status() Long

type FilterCriteria 

type FilterCriteria struct {
	FromBlock *hexutil.Uint64   // beginning of the queried range, nil means genesis block
	ToBlock   *hexutil.Uint64   // end of the range, nil means latest block
	Addresses *[]common.Address // restricts matches to events created by specific contracts

	// The Topic list restricts matches to particular event topics. Each event has a list
	// of topics. Topics matches a prefix of that list. An empty element slice matches any
	// topic. Non-empty elements represent an alternative that matches any of the
	// contained topics.
	//
	// Examples:
	// {} or nil          matches any topic list
	// {{A}}              matches topic A in first position
	// {{}, {B}}          matches any topic in first position, B in second position
	// {{A}, {B}}         matches topic A in first position, B in second position
	// {{A, B}}, {C, D}}  matches topic (A OR B) in first position, (C OR D) in second position
	Topics *[][]common.Hash
}

FilterCriteria encapsulates the arguments to `logs` on the root resolver object.

type GraphiQL 

type GraphiQL struct{}

GraphiQL is an in-browser IDE for exploring GraphiQL APIs. This handler returns GraphiQL when requested.

For more information, see https://github.com/graphql/graphiql.

func (GraphiQL) ServeHTTP 

func (h GraphiQL) ServeHTTP(w http.ResponseWriter, r *http.Request)

type Log 

type Log struct {
	// contains filtered or unexported fields
}

Log represents an individual log message. All arguments are mandatory.

func (*Log) Account 

func (l *Log) Account(ctx context.Context, args BlockNumberArgs) *Account

func (*Log) Data 

func (l *Log) Data(ctx context.Context) hexutil.Bytes

func (*Log) Index 

func (l *Log) Index(ctx context.Context) int32

func (*Log) Topics 

func (l *Log) Topics(ctx context.Context) []common.Hash

func (*Log) Transaction 

func (l *Log) Transaction(ctx context.Context) *Transaction

type Long 

type Long int64

func (Long) ImplementsGraphQLType 

func (b Long) ImplementsGraphQLType(name string) bool

ImplementsGraphQLType returns true if Long implements the provided GraphQL type.

func (*Long) UnmarshalGraphQL 

func (b *Long) UnmarshalGraphQL(input interface{}) error

UnmarshalGraphQL unmarshals the provided GraphQL query data.

type Pending 

type Pending struct {
	// contains filtered or unexported fields
}

func (*Pending) Account 

func (p *Pending) Account(ctx context.Context, args struct {
	Address common.Address
}) *Account

func (*Pending) Call 

func (p *Pending) Call(ctx context.Context, args struct {
	Data ethapi.TransactionArgs
}) (*CallResult, error)

func (*Pending) EstimateGas 

func (p *Pending) EstimateGas(ctx context.Context, args struct {
	Data ethapi.TransactionArgs
}) (Long, error)

func (*Pending) TransactionCount 

func (p *Pending) TransactionCount(ctx context.Context) (int32, error)

func (*Pending) Transactions 

func (p *Pending) Transactions(ctx context.Context) (*[]*Transaction, error)

type Resolver 

type Resolver struct {
	// contains filtered or unexported fields
}

Resolver is the top-level object in the GraphQL hierarchy.

func (*Resolver) Block 

func (r *Resolver) Block(ctx context.Context, args struct {
	Number *Long
	Hash   *common.Hash
}) (*Block, error)

func (*Resolver) Blocks 

func (r *Resolver) Blocks(ctx context.Context, args struct {
	From *Long
	To   *Long
}) ([]*Block, error)

func (*Resolver) ChainID 

func (r *Resolver) ChainID(ctx context.Context) (hexutil.Big, error)

func (*Resolver) GasPrice 

func (r *Resolver) GasPrice(ctx context.Context) (hexutil.Big, error)

func (*Resolver) Logs 

func (r *Resolver) Logs(ctx context.Context, args struct{ Filter FilterCriteria }) ([]*Log, error)

func (*Resolver) MaxPriorityFeePerGas 

func (r *Resolver) MaxPriorityFeePerGas(ctx context.Context) (hexutil.Big, error)

func (*Resolver) Pending 

func (r *Resolver) Pending(ctx context.Context) *Pending

func (*Resolver) SendRawTransaction 

func (r *Resolver) SendRawTransaction(ctx context.Context, args struct{ Data hexutil.Bytes }) (common.Hash, error)

func (*Resolver) Syncing 

func (r *Resolver) Syncing() (*SyncState, error)

Syncing returns false in case the node is currently not syncing with the network. It can be up to date or has not yet received the latest block headers from its pears. In case it is synchronizing: - startingBlock: block number this node started to synchronise from - currentBlock: block number this node is currently importing - highestBlock: block number of the highest block header this node has received from peers - syncedAccounts: number of accounts downloaded - syncedAccountBytes: number of account trie bytes persisted to disk - syncedBytecodes: number of bytecodes downloaded - syncedBytecodeBytes: number of bytecode bytes downloaded - syncedStorage: number of storage slots downloaded - syncedStorageBytes: number of storage trie bytes persisted to disk - healedTrienodes: number of state trie nodes downloaded - healedTrienodeBytes: number of state trie bytes persisted to disk - healedBytecodes: number of bytecodes downloaded - healedBytecodeBytes: number of bytecodes persisted to disk - healingTrienodes: number of state trie nodes pending - healingBytecode: number of bytecodes pending

func (*Resolver) Transaction 

func (r *Resolver) Transaction(ctx context.Context, args struct{ Hash common.Hash }) (*Transaction, error)

type SyncState 

type SyncState struct {
	// contains filtered or unexported fields
}

SyncState represents the synchronisation status returned from the `syncing` accessor.

func (*SyncState) CurrentBlock 

func (s *SyncState) CurrentBlock() hexutil.Uint64

func (*SyncState) HealedBytecodeBytes 

func (s *SyncState) HealedBytecodeBytes() hexutil.Uint64

func (*SyncState) HealedBytecodes 

func (s *SyncState) HealedBytecodes() hexutil.Uint64

func (*SyncState) HealedTrienodeBytes 

func (s *SyncState) HealedTrienodeBytes() hexutil.Uint64

func (*SyncState) HealedTrienodes 

func (s *SyncState) HealedTrienodes() hexutil.Uint64

func (*SyncState) HealingBytecode 

func (s *SyncState) HealingBytecode() hexutil.Uint64

func (*SyncState) HealingTrienodes 

func (s *SyncState) HealingTrienodes() hexutil.Uint64

func (*SyncState) HighestBlock 

func (s *SyncState) HighestBlock() hexutil.Uint64

func (*SyncState) StartingBlock 

func (s *SyncState) StartingBlock() hexutil.Uint64

func (*SyncState) SyncedAccountBytes 

func (s *SyncState) SyncedAccountBytes() hexutil.Uint64

func (*SyncState) SyncedAccounts 

func (s *SyncState) SyncedAccounts() hexutil.Uint64

func (*SyncState) SyncedBytecodeBytes 

func (s *SyncState) SyncedBytecodeBytes() hexutil.Uint64

func (*SyncState) SyncedBytecodes 

func (s *SyncState) SyncedBytecodes() hexutil.Uint64

func (*SyncState) SyncedStorage 

func (s *SyncState) SyncedStorage() hexutil.Uint64

func (*SyncState) SyncedStorageBytes 

func (s *SyncState) SyncedStorageBytes() hexutil.Uint64

type Transaction 

type Transaction struct {
	// contains filtered or unexported fields
}

Transaction represents an Ethereum transaction. backend and hash are mandatory; all others will be fetched when required.

func (*Transaction) AccessList 

func (t *Transaction) AccessList(ctx context.Context) (*[]*AccessTuple, error)

func (*Transaction) Block 

func (t *Transaction) Block(ctx context.Context) (*Block, error)

func (*Transaction) CreatedContract 

func (t *Transaction) CreatedContract(ctx context.Context, args BlockNumberArgs) (*Account, error)

func (*Transaction) CumulativeGasUsed 

func (t *Transaction) CumulativeGasUsed(ctx context.Context) (*Long, error)

func (*Transaction) EffectiveGasPrice 

func (t *Transaction) EffectiveGasPrice(ctx context.Context) (*hexutil.Big, error)

func (*Transaction) EffectiveTip 

func (t *Transaction) EffectiveTip(ctx context.Context) (*hexutil.Big, error)

func (*Transaction) From 

func (t *Transaction) From(ctx context.Context, args BlockNumberArgs) (*Account, error)

func (*Transaction) Gas 

func (t *Transaction) Gas(ctx context.Context) (hexutil.Uint64, error)

func (*Transaction) GasPrice 

func (t *Transaction) GasPrice(ctx context.Context) (hexutil.Big, error)

func (*Transaction) GasUsed 

func (t *Transaction) GasUsed(ctx context.Context) (*Long, error)

func (*Transaction) Hash 

func (t *Transaction) Hash(ctx context.Context) common.Hash

func (*Transaction) Index 

func (t *Transaction) Index(ctx context.Context) (*int32, error)

func (*Transaction) InputData 

func (t *Transaction) InputData(ctx context.Context) (hexutil.Bytes, error)

func (*Transaction) Logs 

func (t *Transaction) Logs(ctx context.Context) (*[]*Log, error)

func (*Transaction) MaxFeePerGas 

func (t *Transaction) MaxFeePerGas(ctx context.Context) (*hexutil.Big, error)

func (*Transaction) MaxPriorityFeePerGas 

func (t *Transaction) MaxPriorityFeePerGas(ctx context.Context) (*hexutil.Big, error)

func (*Transaction) Nonce 

func (t *Transaction) Nonce(ctx context.Context) (hexutil.Uint64, error)

func (*Transaction) R 

func (t *Transaction) R(ctx context.Context) (hexutil.Big, error)

func (*Transaction) Raw 

func (t *Transaction) Raw(ctx context.Context) (hexutil.Bytes, error)

func (*Transaction) RawReceipt 

func (t *Transaction) RawReceipt(ctx context.Context) (hexutil.Bytes, error)

func (*Transaction) S 

func (t *Transaction) S(ctx context.Context) (hexutil.Big, error)

func (*Transaction) Status 

func (t *Transaction) Status(ctx context.Context) (*Long, error)

func (*Transaction) To 

func (t *Transaction) To(ctx context.Context, args BlockNumberArgs) (*Account, error)

func (*Transaction) Type 

func (t *Transaction) Type(ctx context.Context) (*int32, error)

func (*Transaction) V 

func (t *Transaction) V(ctx context.Context) (hexutil.Big, error)

func (*Transaction) Value 

func (t *Transaction) Value(ctx context.Context) (hexutil.Big, error)

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