func getLastBlocks(c *gcli.Context) error {
num := c.Args().First()
if num == "" {
num = "1"
}
n, err := strconv.ParseUint(num, 10, 64)
if err != nil {
return fmt.Errorf("invalid block number, %s", err)
}
if n <= 0 {
return errors.New("block number must >= 0")
}
param := []uint64{n}
req, err := webrpc.NewRequest("get_lastblocks", param, "1")
if err != nil {
return fmt.Errorf("do rpc request failed: %v", err)
}
rsp, err := webrpc.Do(req, cfg.RPCAddress)
if err != nil {
return err
}
if rsp.Error != nil {
return fmt.Errorf("do rpc request failed: %+v", *rsp.Error)
}
fmt.Println(string(rsp.Result))
return nil
}
func statusCMD() gcli.Command {
name := "status"
return gcli.Command{
Name: name,
Usage: "Check the status of current skycoin node",
ArgsUsage: " ",
OnUsageError: onCommandUsageError(name),
Action: func(c *gcli.Context) error {
var status = struct {
webrpc.StatusResult
RPCAddress string `json:"webrpc_address"`
}{
RPCAddress: cfg.RPCAddress,
}
req, err := webrpc.NewRequest("get_status", nil, "1")
if err != nil {
return fmt.Errorf("create rpc request failed: %v", err)
}
rsp, err := webrpc.Do(req, cfg.RPCAddress)
if err != nil {
return fmt.Errorf("do rpc request failed: %v", err)
}
if rsp.Error != nil {
return fmt.Errorf("do rpc request failed: %+v", *rsp.Error)
}
var rlt webrpc.StatusResult
if err := json.NewDecoder(bytes.NewBuffer(rsp.Result)).Decode(&rlt); err != nil {
return errJSONUnmarshal
}
status.StatusResult = rlt
d, err := json.MarshalIndent(status, "", " ")
if err != nil {
return errJSONMarshal
}
fmt.Println(string(d))
return nil
},
}
}
func getBlocks(c *gcli.Context) error {
// get start
start := c.Args().Get(0)
end := c.Args().Get(1)
if end == "" {
end = start
}
if start == "" {
gcli.ShowSubcommandHelp(c)
return nil
}
s, err := strconv.ParseUint(start, 10, 64)
if err != nil {
return fmt.Errorf("invalid block seq: %v, must be unsigned integer", start)
}
e, err := strconv.ParseUint(end, 10, 64)
if err != nil {
return fmt.Errorf("invalid block seq: %v, must be unsigned integer", end)
}
param := []uint64{s, e}
req, err := webrpc.NewRequest("get_blocks", param, "1")
if err != nil {
return fmt.Errorf("create rpc request failed: %v", err)
}
rsp, err := webrpc.Do(req, cfg.RPCAddress)
if err != nil {
return fmt.Errorf("do rpc request failed: %v", err)
}
if rsp.Error != nil {
return fmt.Errorf("rpc response error: %+v", *rsp.Error)
}
fmt.Println(string(rsp.Result))
return nil
}
func getBlocksBySeq(ss []uint64) (*visor.ReadableBlocks, error) {
req, err := webrpc.NewRequest("get_blocks_by_seq", ss, "1")
if err != nil {
return nil, fmt.Errorf("create rpc request failed: %v", err)
}
rsp, err := webrpc.Do(req, cfg.RPCAddress)
if err != nil {
return nil, fmt.Errorf("do rpc request failed: %v", err)
}
if rsp.Error != nil {
return nil, fmt.Errorf("rpc response error: %+v", *rsp.Error)
}
blks := visor.ReadableBlocks{}
if err := json.NewDecoder(bytes.NewReader(rsp.Result)).Decode(&blks); err != nil {
return nil, err
}
return &blks, nil
}
func getTransactionByID(txid string) (*webrpc.TxnResult, error) {
req, err := webrpc.NewRequest("get_transaction", []string{txid}, "1")
if err != nil {
return nil, fmt.Errorf("create rpc request failed:%v", err)
}
rsp, err := webrpc.Do(req, cfg.RPCAddress)
if err != nil {
return nil, fmt.Errorf("do rpc request failed:%v", err)
}
if rsp.Error != nil {
return nil, fmt.Errorf("do rpc request failed:%+v", *rsp.Error)
}
rlt := webrpc.TxnResult{}
if err := json.NewDecoder(bytes.NewReader(rsp.Result)).Decode(&rlt); err != nil {
return nil, err
}
return &rlt, nil
}
func getAddrUxOuts(addrs []string) ([]webrpc.AddrUxoutResult, error) {
req, err := webrpc.NewRequest("get_address_uxouts", addrs, "1")
if err != nil {
return nil, fmt.Errorf("create rpc request failed:%v", err)
}
rsp, err := webrpc.Do(req, cfg.RPCAddress)
if err != nil {
return nil, fmt.Errorf("do rpc request failed:%v", err)
}
if rsp.Error != nil {
return nil, fmt.Errorf("do rpc request failed:%+v", *rsp.Error)
}
uxouts := []webrpc.AddrUxoutResult{}
if err := json.NewDecoder(bytes.NewReader(rsp.Result)).Decode(&uxouts); err != nil {
return nil, fmt.Errorf("decode result failed, err:%v", err)
}
return uxouts, nil
}
func getUnspent(addrs []string) (unspentOutSet, error) {
req, err := webrpc.NewRequest("get_outputs", addrs, "1")
if err != nil {
return unspentOutSet{}, fmt.Errorf("create webrpc request failed:%v", err)
}
rsp, err := webrpc.Do(req, cfg.RPCAddress)
if err != nil {
return unspentOutSet{}, fmt.Errorf("do rpc request failed:%v", err)
}
if rsp.Error != nil {
return unspentOutSet{}, fmt.Errorf("rpc request failed, %+v", *rsp.Error)
}
var rlt webrpc.OutputsResult
if err := json.NewDecoder(bytes.NewBuffer(rsp.Result)).Decode(&rlt); err != nil {
return unspentOutSet{}, errJSONUnmarshal
}
return unspentOutSet{rlt.Outputs}, nil
}
func broadcastTx(rawtx string) (string, error) {
params := []string{rawtx}
req, err := webrpc.NewRequest("inject_transaction", params, "1")
if err != nil {
return "", fmt.Errorf("create rpc request failed, %v", err)
}
rsp, err := webrpc.Do(req, cfg.RPCAddress)
if err != nil {
return "", fmt.Errorf("do rpc request failed, %v", err)
}
if rsp.Error != nil {
return "", fmt.Errorf("rpc request failed, %+v", *rsp.Error)
}
var rlt webrpc.InjectResult
if err := json.NewDecoder(bytes.NewBuffer(rsp.Result)).Decode(&rlt); err != nil {
return "", fmt.Errorf("decode inject result failed")
}
return rlt.Txid, nil
}