Configuration

klay_chainID

체인 ID를 반환합니다.

Parameters

None

Return Value

Type	Description
QUANTITY	체인 ID를 정수 형태로 반환합니다.

Example

// Request
curl -H "Content-Type: application/json" --data '{"jsonrpc":"2.0","method":"klay_chainID","id":1}' https://public-en-baobab.klaytn.net

// Result
{
    "jsonrpc":"2.0",
    "id":1,
    "result":"0x7e2"
}

klay_clientVersion

Klaytn 노드의 현재 클라이언트 버전을 반환합니다.

Parameters

None

Return Value

Type	Description
String	Klaytn 노드의 현재 클라이언트 버전을 반환합니다.

Example

// Request
curl -H "Content-Type: application/json" --data '{"jsonrpc":"2.0","method":"klay_clientVersion","id":1}' https://public-en-baobab.klaytn.net

// Result
{
    "jsonrpc":"2.0",
    "id":1,
    "result":"Klaytn/v0.9.1+3518232250/linux-amd64/go1.11.2"
}

klay_gasPrice

Returns a suggestion for a gas price in peb.

Parameters

None

Return Value

Type	Description
QUANTITY	Integer of the current gas price in peb.

Example

// Request
curl -H "Content-Type: application/json" --data '{"jsonrpc":"2.0","method":"klay_gasPrice","params":[],"id":1}' https://public-en-baobab.klaytn.net

// Result
{
  "jsonrpc": "2.0",
  "id":1,
  "result": "0xAE9F7BCC00" // 250,000,000,000 peb = 250 ston
}

klay_gasPriceAt

Returns different values based on the condition described below. The unit of the return value is peb.

• If baseFee is undefined in the header, it returns the unit price from the governance parameter

• If the block is a pending block, it returns the gas price of the txpool.

• Otherwise, it returns the base fee of the given block.

Parameters

Type	Description
NUMBER	블록 번호입니다. 이를 생략하면 최신 단가가 반환됩니다.

Return Value

Type	Description
QUANTITY	Integer of the current gas price in peb.

Example

// Request
curl -H "Content-Type: application/json" --data '{"jsonrpc":"2.0","method":"klay_gasPriceAt","params":["0x64"],"id":1}' https://public-en-baobab.klaytn.net

// Result
{
  "jsonrpc": "2.0",
  "id":1,
  "result": "0xAE9F7BCC00" // 250,000,000,000 peb = 250 ston
}

klay_isParallelDBWrite

Returns true if the node is writing blockchain data in parallel manner. It is enabled by default.

Parameters

None

Return Value

Type	Description
Boolean	true이면 노드가 병렬로 블록체인 데이터를 쓰고 있다는 것입니다. 노드가 순차적으로 블록체인 데이터를 쓰고 있으면 false를 반환합니다.

Example

// Request
curl -H "Content-Type: application/json" --data '{"jsonrpc":"2.0","method":"klay_isParallelDBWrite","id":1}' https://public-en-baobab.klaytn.net

// Result
{
    "jsonrpc":"2.0",
    "id":1,
    "result":true
}

klay_isSenderTxHashIndexingEnabled

Returns true if the node is indexing sender transaction hash to transaction hash mapping information. It is disabled by default and can be enabled by --sendertxhashindexing.

Parameters

None

Return Value

Type	Description
Boolean	true이면 노드가 트랜잭션 해시 맵핑 정보를 SenderTxHash로 색인화하고 있다는 것입니다.

Example

// Request
curl -H "Content-Type: application/json" --data '{"jsonrpc":"2.0","method":"klay_isSenderTxHashIndexingEnabled","id":1}' https://public-en-baobab.klaytn.net

// Result
{
    "jsonrpc":"2.0",
    "id":1,
    "result":true
}

klay_protocolVersion

노드의 Klaytn 프로토콜 버전을 반환합니다. The current version (as of v1.9.0) of Cypress/Baobab is istanbul/65.

Parameters

None

Return Value

Type	Description
String	노드의 Klaytn 프로토콜 버전입니다.

Example

// Request
curl -H "Content-Type: application/json" --data '{"jsonrpc":"2.0","method":"klay_protocolVersion","params":[],"id":1}' https://public-en-baobab.klaytn.net

// Result
{
   "jsonrpc":"2.0",
   "id":1,
   "result":"0x40"
}

klay_rewardbase

Returns the rewardbase of the current node. Rewardbase is the address of the account where the block rewards goes to. It is only required for CNs.

Parameters

None

Return Value

Type	Description
20-byte DATA	Rewardbase 주소입니다.

Example

// Request
curl -H "Content-Type: application/json" --data '{"jsonrpc":"2.0","method":"klay_rewardbase","id":1}' https://public-en-baobab.klaytn.net

// Result - If requested from non-CN nodes
{
    "jsonrpc":"2.0",
    "id":1,
    "error":{
        "code":-32000,
        "message":"rewardbase must be explicitly specified"
        }
}

// Result - If requested from CN nodes
{
    "jsonrpc":"2.0",
    "id":1,
    "result":"0x96Fd91f34Cc8da9f6338C106Ba37aA8B48FB4Fa5"
}