815e02f185
Using morph client leads to requiring WebSocket endpoints. Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
101 lines
3 KiB
Go
101 lines
3 KiB
Go
package morph
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import (
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"context"
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"errors"
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"fmt"
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"time"
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"github.com/nspcc-dev/neo-go/pkg/config/netmode"
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"github.com/nspcc-dev/neo-go/pkg/core/state"
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"github.com/nspcc-dev/neo-go/pkg/core/transaction"
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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"github.com/nspcc-dev/neo-go/pkg/encoding/fixedn"
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"github.com/nspcc-dev/neo-go/pkg/network/payload"
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"github.com/nspcc-dev/neo-go/pkg/rpc/client"
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"github.com/nspcc-dev/neo-go/pkg/rpc/response/result"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract/trigger"
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"github.com/nspcc-dev/neo-go/pkg/util"
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"github.com/nspcc-dev/neo-go/pkg/wallet"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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)
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// Client represents N3 client interface capable of test-invoking scripts
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// and sending signed transactions to chain.
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type Client interface {
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GetBlockCount() (uint32, error)
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GetContractStateByID(int32) (*state.Contract, error)
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GetContractStateByHash(util.Uint160) (*state.Contract, error)
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GetNativeContracts() ([]state.NativeContract, error)
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GetNetwork() (netmode.Magic, error)
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GetApplicationLog(util.Uint256, *trigger.Type) (*result.ApplicationLog, error)
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CreateTxFromScript([]byte, *wallet.Account, int64, int64, []client.SignerAccount) (*transaction.Transaction, error)
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NEP17BalanceOf(util.Uint160, util.Uint160) (int64, error)
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InvokeScript([]byte, []transaction.Signer) (*result.Invoke, error)
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SendRawTransaction(*transaction.Transaction) (util.Uint256, error)
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GetCommittee() (keys.PublicKeys, error)
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CalculateNotaryFee(uint8) (int64, error)
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AddNetworkFee(*transaction.Transaction, int64, ...*wallet.Account) error
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SignAndPushInvocationTx([]byte, *wallet.Account, int64, fixedn.Fixed8, []client.SignerAccount) (util.Uint256, error)
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SignAndPushP2PNotaryRequest(*transaction.Transaction, []byte, int64, int64, uint32, *wallet.Account) (*payload.P2PNotaryRequest, error)
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}
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type clientContext struct {
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Client Client
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Hashes []util.Uint256
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WaitDuration time.Duration
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PollInterval time.Duration
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}
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func getN3Client(v *viper.Viper) (Client, error) {
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// number of opened connections
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// by neo-go client per one host
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const (
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maxConnsPerHost = 10
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requestTimeout = time.Second * 10
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)
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ctx := context.Background()
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endpoint := v.GetString(endpointFlag)
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if endpoint == "" {
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return nil, errors.New("missing endpoint")
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}
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c, err := client.New(ctx, endpoint, client.Options{
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MaxConnsPerHost: maxConnsPerHost,
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RequestTimeout: requestTimeout,
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})
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if err != nil {
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return nil, err
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}
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if err := c.Init(); err != nil {
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return nil, err
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}
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return c, nil
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}
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func defaultClientContext(c Client) *clientContext {
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return &clientContext{
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Client: c,
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WaitDuration: time.Second * 30,
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PollInterval: time.Second,
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}
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}
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func (c *clientContext) sendTx(tx *transaction.Transaction, cmd *cobra.Command, await bool) error {
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h, err := c.Client.SendRawTransaction(tx)
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if err != nil {
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return err
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}
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if h != tx.Hash() {
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return fmt.Errorf("sent and actual tx hashes mismatch:\n\tsent: %v\n\tactual: %v", tx.Hash().StringLE(), h.StringLE())
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}
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c.Hashes = append(c.Hashes, h)
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if await {
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return c.awaitTx(cmd)
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}
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return nil
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}
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