rpc: implement missing RPC client methods

Implemented following RPC client methods:
	- getapplicationlog
	- getassetstate
	- getbestblockhash
	- getblockcount
	- getblockhash
	- getblockheader
	- getblocksysfee
	- getconnectioncount
	- getcontractstate
	- getpeers
	- getrawmempool
	- getstorage
	- gettransactionheight
	- gettxout
	- getunclaimed
	- getvalidators
	- getversion
	- submitblock
	- validateaddress
This commit is contained in:
Anna Shaleva 2020-03-11 17:14:05 +03:00
parent 1b5dd53e07
commit 307b3b162b
2 changed files with 285 additions and 19 deletions

View file

@ -28,6 +28,48 @@ func (c *Client) GetAccountState(address string) (*result.AccountState, error) {
return resp, nil
}
// GetApplicationLog returns the contract log based on the specified txid.
func (c *Client) GetApplicationLog(hash util.Uint256) (*result.ApplicationLog, error) {
var (
params = request.NewRawParams(hash.StringLE())
resp = &result.ApplicationLog{}
)
if err := c.performRequest("getapplicationlog", params, resp); err != nil {
return nil, err
}
return resp, nil
}
// GetAssetState queries the asset information, based on the specified asset number.
func (c *Client) GetAssetState(hash util.Uint256) (*result.AssetState, error) {
var (
params = request.NewRawParams(hash.StringLE())
resp = &result.AssetState{}
)
if err := c.performRequest("getassetstate", params, resp); err != nil {
return nil, err
}
return resp, nil
}
// GetBestBlockHash returns the hash of the tallest block in the main chain.
func (c *Client) GetBestBlockHash() (util.Uint256, error) {
var resp = util.Uint256{}
if err := c.performRequest("getbestblockhash", request.NewRawParams(), &resp); err != nil {
return resp, err
}
return resp, nil
}
// GetBlockCount returns the number of blocks in the main chain.
func (c *Client) GetBlockCount() (uint32, error) {
var resp uint32
if err := c.performRequest("getblockcount", request.NewRawParams(), &resp); err != nil {
return resp, err
}
return resp, nil
}
// GetBlockByIndex returns a block by its height.
func (c *Client) GetBlockByIndex(index uint32) (*block.Block, error) {
return c.getBlock(request.NewRawParams(index))
@ -83,6 +125,67 @@ func (c *Client) getBlockVerbose(params request.RawParams) (*result.Block, error
return resp, nil
}
// GetBlockHash returns the hash value of the corresponding block, based on the specified index.
func (c *Client) GetBlockHash(index uint32) (util.Uint256, error) {
var (
params = request.NewRawParams(index)
resp = util.Uint256{}
)
if err := c.performRequest("getblockhash", params, &resp); err != nil {
return resp, err
}
return resp, nil
}
// GetBlockHeader returns the corresponding block header information from serialized hex string
// according to the specified script hash.
func (c *Client) GetBlockHeader(hash util.Uint256) (*block.Header, error) {
var (
params = request.NewRawParams(hash.StringLE())
resp string
h *block.Header
)
if err := c.performRequest("getblockheader", params, &resp); err != nil {
return nil, err
}
headerBytes, err := hex.DecodeString(resp)
if err != nil {
return nil, err
}
r := io.NewBinReaderFromBuf(headerBytes)
h = new(block.Header)
h.DecodeBinary(r)
if r.Err != nil {
return nil, r.Err
}
return h, nil
}
// GetBlockHeaderVerbose returns the corresponding block header information from Json format string
// according to the specified script hash.
func (c *Client) GetBlockHeaderVerbose(hash util.Uint256) (*result.Header, error) {
var (
params = request.NewRawParams(hash.StringLE(), 1)
resp = &result.Header{}
)
if err := c.performRequest("getblockheader", params, &resp); err != nil {
return nil, err
}
return resp, nil
}
// GetBlockSysFee returns the system fees of the block, based on the specified index.
func (c *Client) GetBlockSysFee(index uint32) (util.Fixed8, error) {
var (
params = request.NewRawParams(index)
resp util.Fixed8
)
if err := c.performRequest("getblocksysfee", params, &resp); err != nil {
return resp, err
}
return resp, nil
}
// GetClaimable returns tx outputs which can be claimed.
func (c *Client) GetClaimable(address string) (*result.ClaimableInfo, error) {
params := request.NewRawParams(address)
@ -93,6 +196,30 @@ func (c *Client) GetClaimable(address string) (*result.ClaimableInfo, error) {
return resp, nil
}
// GetConnectionCount returns the current number of connections for the node.
func (c *Client) GetConnectionCount() (int, error) {
var (
params = request.NewRawParams()
resp int
)
if err := c.performRequest("getconnectioncount", params, &resp); err != nil {
return resp, err
}
return resp, nil
}
// GetContractState queries contract information, according to the contract script hash.
func (c *Client) GetContractState(hash util.Uint160) (*result.ContractState, error) {
var (
params = request.NewRawParams(hash.StringLE())
resp = &result.ContractState{}
)
if err := c.performRequest("getcontractstate", params, resp); err != nil {
return resp, err
}
return resp, nil
}
// GetNEP5Balances is a wrapper for getnep5balances RPC.
func (c *Client) GetNEP5Balances(address util.Uint160) (*result.NEP5Balances, error) {
params := request.NewRawParams(address.StringLE())
@ -113,6 +240,30 @@ func (c *Client) GetNEP5Transfers(address string) (*result.NEP5Transfers, error)
return resp, nil
}
// GetPeers returns the list of nodes that the node is currently connected/disconnected from.
func (c *Client) GetPeers() (*result.GetPeers, error) {
var (
params = request.NewRawParams()
resp = &result.GetPeers{}
)
if err := c.performRequest("getpeers", params, resp); err != nil {
return resp, err
}
return resp, nil
}
// GetRawMemPool returns the list of unconfirmed transactions in memory.
func (c *Client) GetRawMemPool() ([]util.Uint256, error) {
var (
params = request.NewRawParams()
resp = new([]util.Uint256)
)
if err := c.performRequest("getrawmempool", params, resp); err != nil {
return *resp, err
}
return *resp, nil
}
// GetRawTransaction returns a transaction by hash.
func (c *Client) GetRawTransaction(hash util.Uint256) (*transaction.Transaction, error) {
var (
@ -150,6 +301,59 @@ func (c *Client) GetRawTransactionVerbose(hash util.Uint256) (*result.Transactio
return resp, nil
}
// GetStorage returns the stored value, according to the contract script hash and the stored key.
func (c *Client) GetStorage(hash util.Uint160, key []byte) ([]byte, error) {
var (
params = request.NewRawParams(hash.StringLE(), hex.EncodeToString(key))
resp string
)
if err := c.performRequest("getstorage", params, &resp); err != nil {
return nil, err
}
res, err := hex.DecodeString(resp)
if err != nil {
return nil, err
}
return res, nil
}
// GetTransactionHeight returns the block index in which the transaction is found.
func (c *Client) GetTransactionHeight(hash util.Uint256) (uint32, error) {
var (
params = request.NewRawParams(hash.StringLE())
resp uint32
)
if err := c.performRequest("gettransactionheight", params, &resp); err != nil {
return resp, err
}
return resp, nil
}
// GetTxOut returns the corresponding unspent transaction output information (returned change),
// based on the specified hash and index.
func (c *Client) GetTxOut(hash util.Uint256, num int) (*result.TransactionOutput, error) {
var (
params = request.NewRawParams(hash.StringLE(), num)
resp = &result.TransactionOutput{}
)
if err := c.performRequest("gettxout", params, &resp); err != nil {
return resp, err
}
return resp, nil
}
// GetUnclaimed returns unclaimed GAS amount of the specified address.
func (c *Client) GetUnclaimed(address string) (*result.Unclaimed, error) {
var (
params = request.NewRawParams(address)
resp = &result.Unclaimed{}
)
if err := c.performRequest("getunclaimed", params, resp); err != nil {
return nil, err
}
return resp, nil
}
// GetUnspents returns UTXOs for the given NEO account.
func (c *Client) GetUnspents(address string) (*result.Unspents, error) {
var (
@ -162,6 +366,30 @@ func (c *Client) GetUnspents(address string) (*result.Unspents, error) {
return resp, nil
}
// GetValidators returns the current NEO consensus nodes information and voting status.
func (c *Client) GetValidators() ([]result.Validator, error) {
var (
params = request.NewRawParams()
resp = new([]result.Validator)
)
if err := c.performRequest("getvalidators", params, resp); err != nil {
return nil, err
}
return *resp, nil
}
// GetVersion returns the version information about the queried node.
func (c *Client) GetVersion() (*result.Version, error) {
var (
params = request.NewRawParams()
resp = &result.Version{}
)
if err := c.performRequest("getversion", params, resp); err != nil {
return nil, err
}
return resp, nil
}
// InvokeScript returns the result of the given script after running it true the VM.
// NOTE: This is a test invoke and will not affect the blockchain.
func (c *Client) InvokeScript(script string) (*result.Invoke, error) {
@ -220,6 +448,28 @@ func (c *Client) SendRawTransaction(rawTX *transaction.Transaction) error {
return nil
}
// SubmitBlock broadcasts a raw block over the NEO network.
func (c *Client) SubmitBlock(b block.Block) error {
var (
params request.RawParams
resp bool
)
buf := io.NewBufBinWriter()
b.EncodeBinary(buf.BinWriter)
if err := buf.Err; err != nil {
return err
}
params = request.NewRawParams(hex.EncodeToString(buf.Bytes()))
if err := c.performRequest("submitblock", params, &resp); err != nil {
return err
}
if !resp {
return errors.New("submitblock returned false")
}
return nil
}
// TransferAsset sends an amount of specific asset to a given address.
// This call requires open wallet. (`wif` key in client struct.)
// If response.Result is `true` then transaction was formed correctly and was written in blockchain.
@ -277,3 +527,19 @@ func (c *Client) SignAndPushInvocationTx(script []byte, wif *keys.WIF, gas util.
}
return txHash, nil
}
// ValidateAddress verifies that the address is a correct NEO address.
func (c *Client) ValidateAddress(address string) error {
var (
params = request.NewRawParams(address)
resp = &result.ValidateAddress{}
)
if err := c.performRequest("validateaddress", params, &resp); err != nil {
return err
}
if !resp.IsValid {
return errors.New("validateaddress returned false")
}
return nil
}