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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,268 @@ | ||
| package solana | ||
|
|
||
| import ( | ||
| "context" | ||
| "errors" | ||
| "fmt" | ||
| "math/big" | ||
| "sync" | ||
| "time" | ||
|
|
||
| solanago "github.com/gagliardetto/solana-go" | ||
| "github.com/gagliardetto/solana-go/programs/system" | ||
| "github.com/smartcontractkit/chainlink-common/pkg/chains" | ||
| "github.com/smartcontractkit/chainlink-common/pkg/logger" | ||
| "github.com/smartcontractkit/chainlink-common/pkg/loop" | ||
| "github.com/smartcontractkit/chainlink-common/pkg/services" | ||
| relaytypes "github.com/smartcontractkit/chainlink-common/pkg/types" | ||
| "github.com/smartcontractkit/chainlink-solana/pkg/solana/client" | ||
| mn "github.com/smartcontractkit/chainlink-solana/pkg/solana/client/multinode" | ||
| "github.com/smartcontractkit/chainlink-solana/pkg/solana/config" | ||
| "github.com/smartcontractkit/chainlink-solana/pkg/solana/monitor" | ||
| "github.com/smartcontractkit/chainlink-solana/pkg/solana/txm" | ||
| ) | ||
|
|
||
| func NewMultiNodeChain(cfg *config.TOMLConfig, opts ChainOpts) (Chain, error) { | ||
| if !cfg.IsEnabled() { | ||
| return nil, fmt.Errorf("cannot create new chain with ID %s: chain is disabled", *cfg.ChainID) | ||
| } | ||
| c, err := newMultiNodeChain(*cfg.ChainID, cfg, opts.KeyStore, opts.Logger) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| return c, nil | ||
| } | ||
|
|
||
| var _ Chain = (*multiNodeChain)(nil) | ||
|
|
||
| type multiNodeChain struct { | ||
| services.StateMachine | ||
| id string | ||
| cfg *config.TOMLConfig | ||
| multiNode *mn.MultiNode[client.StringID, *client.RpcClient] | ||
| txSender *mn.TransactionSender[*solanago.Transaction, client.StringID, *client.RpcClient] | ||
| txm *txm.Txm | ||
| balanceMonitor services.Service | ||
| lggr logger.Logger | ||
|
|
||
| clientLock sync.RWMutex | ||
| } | ||
|
|
||
| func newMultiNodeChain(id string, cfg *config.TOMLConfig, ks loop.Keystore, lggr logger.Logger) (*multiNodeChain, error) { | ||
| lggr = logger.With(lggr, "chainID", id, "chain", "solana") | ||
|
|
||
| chainFamily := "solana" | ||
|
|
||
| cfg.BlockHistoryPollPeriod() | ||
|
|
||
| mnCfg := cfg.MultiNodeConfig() | ||
|
|
||
| var nodes []mn.Node[client.StringID, *client.RpcClient] | ||
|
|
||
| for i, nodeInfo := range cfg.ListNodes() { | ||
| // create client and check | ||
| rpcClient, err := client.NewRpcClient(nodeInfo.URL.String(), cfg, DefaultRequestTimeout, logger.Named(lggr, "Client."+*nodeInfo.Name)) | ||
| if err != nil { | ||
| lggr.Warnw("failed to create client", "name", *nodeInfo.Name, "solana-url", nodeInfo.URL.String(), "err", err.Error()) | ||
| continue | ||
| } | ||
|
|
||
| newNode := mn.NewNode[client.StringID, *client.Head, *client.RpcClient]( | ||
| mnCfg, mnCfg, lggr, *nodeInfo.URL.URL(), nil, *nodeInfo.Name, | ||
| int32(i), client.StringID(id), 0, rpcClient, chainFamily) | ||
|
|
||
| nodes = append(nodes, newNode) | ||
| } | ||
|
|
||
| multiNode := mn.NewMultiNode[client.StringID, *client.RpcClient]( | ||
| lggr, | ||
| mn.NodeSelectionModeRoundRobin, | ||
| time.Duration(0), // TODO: set lease duration | ||
| nodes, | ||
| []mn.SendOnlyNode[client.StringID, *client.RpcClient]{}, // TODO: no send only nodes? | ||
| client.StringID(id), | ||
| chainFamily, | ||
| time.Duration(0), // TODO: set deathDeclarationDelay | ||
| ) | ||
|
|
||
| classifySendError := func(tx *solanago.Transaction, err error) mn.SendTxReturnCode { | ||
| return 0 // TODO ClassifySendError(err, clientErrors, logger.Sugared(logger.Nop()), tx, common.Address{}, false) | ||
| } | ||
|
|
||
| txSender := mn.NewTransactionSender[*solanago.Transaction, client.StringID, *client.RpcClient]( | ||
| lggr, | ||
| client.StringID(id), | ||
| chainFamily, | ||
| multiNode, | ||
| classifySendError, | ||
| 0, // use the default value provided by the implementation | ||
| ) | ||
|
|
||
| var ch = multiNodeChain{ | ||
| id: id, | ||
| cfg: cfg, | ||
| multiNode: multiNode, | ||
| txSender: txSender, | ||
| lggr: logger.Named(lggr, "Chain"), | ||
| } | ||
|
|
||
| tc := func() (client.ReaderWriter, error) { | ||
| return ch.multiNode.SelectRPC() | ||
| } | ||
|
|
||
| ch.txm = txm.NewTxm(ch.id, tc, cfg, ks, lggr) | ||
| bc := func() (monitor.BalanceClient, error) { | ||
| return ch.multiNode.SelectRPC() | ||
| } | ||
| ch.balanceMonitor = monitor.NewBalanceMonitor(ch.id, cfg, lggr, ks, bc) | ||
| return &ch, nil | ||
| } | ||
|
|
||
| // ChainService interface | ||
| func (c *multiNodeChain) GetChainStatus(ctx context.Context) (relaytypes.ChainStatus, error) { | ||
| toml, err := c.cfg.TOMLString() | ||
| if err != nil { | ||
| return relaytypes.ChainStatus{}, err | ||
| } | ||
| return relaytypes.ChainStatus{ | ||
| ID: c.id, | ||
| Enabled: c.cfg.IsEnabled(), | ||
| Config: toml, | ||
| }, nil | ||
| } | ||
|
|
||
| func (c *multiNodeChain) ListNodeStatuses(ctx context.Context, pageSize int32, pageToken string) (stats []relaytypes.NodeStatus, nextPageToken string, total int, err error) { | ||
| return chains.ListNodeStatuses(int(pageSize), pageToken, c.listNodeStatuses) | ||
| } | ||
|
|
||
| func (c *multiNodeChain) Transact(ctx context.Context, from, to string, amount *big.Int, balanceCheck bool) error { | ||
| return c.sendTx(ctx, from, to, amount, balanceCheck) | ||
| } | ||
|
|
||
| func (c *multiNodeChain) listNodeStatuses(start, end int) ([]relaytypes.NodeStatus, int, error) { | ||
| stats := make([]relaytypes.NodeStatus, 0) | ||
| total := len(c.cfg.Nodes) | ||
| if start >= total { | ||
| return stats, total, chains.ErrOutOfRange | ||
| } | ||
| if end > total { | ||
| end = total | ||
| } | ||
| nodes := c.cfg.Nodes[start:end] | ||
| for _, node := range nodes { | ||
| stat, err := config.NodeStatus(node, c.ChainID()) | ||
| if err != nil { | ||
| return stats, total, err | ||
| } | ||
| stats = append(stats, stat) | ||
| } | ||
| return stats, total, nil | ||
| } | ||
|
|
||
| func (c *multiNodeChain) Name() string { | ||
| return c.lggr.Name() | ||
| } | ||
|
|
||
| func (c *multiNodeChain) ID() string { | ||
| return c.id | ||
| } | ||
|
|
||
| func (c *multiNodeChain) Config() config.Config { | ||
| return c.cfg | ||
| } | ||
|
|
||
| func (c *multiNodeChain) TxManager() TxManager { | ||
| return c.txm | ||
| } | ||
|
|
||
| func (c *multiNodeChain) Reader() (client.Reader, error) { | ||
| return c.multiNode.SelectRPC() | ||
| } | ||
|
|
||
| func (c *multiNodeChain) ChainID() string { | ||
| return c.id | ||
| } | ||
|
|
||
| func (c *multiNodeChain) Start(ctx context.Context) error { | ||
| return c.StartOnce("Chain", func() error { | ||
| c.lggr.Debug("Starting") | ||
| c.lggr.Debug("Starting txm") | ||
| c.lggr.Debug("Starting balance monitor") | ||
| var ms services.MultiStart | ||
| return ms.Start(ctx, c.txm, c.balanceMonitor) | ||
| }) | ||
| } | ||
|
|
||
| func (c *multiNodeChain) Close() error { | ||
| return c.StopOnce("Chain", func() error { | ||
| c.lggr.Debug("Stopping") | ||
| c.lggr.Debug("Stopping txm") | ||
| c.lggr.Debug("Stopping balance monitor") | ||
| return services.CloseAll(c.txm, c.balanceMonitor) | ||
| }) | ||
| } | ||
|
|
||
| func (c *multiNodeChain) Ready() error { | ||
| return errors.Join( | ||
| c.StateMachine.Ready(), | ||
| c.txm.Ready(), | ||
| ) | ||
| } | ||
|
|
||
| func (c *multiNodeChain) HealthReport() map[string]error { | ||
| report := map[string]error{c.Name(): c.Healthy()} | ||
| services.CopyHealth(report, c.txm.HealthReport()) | ||
| return report | ||
| } | ||
|
|
||
| func (c *multiNodeChain) sendTx(ctx context.Context, from, to string, amount *big.Int, balanceCheck bool) error { | ||
| reader, err := c.Reader() | ||
| if err != nil { | ||
| return fmt.Errorf("chain unreachable: %w", err) | ||
| } | ||
|
|
||
| fromKey, err := solanago.PublicKeyFromBase58(from) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to parse from key: %w", err) | ||
| } | ||
| toKey, err := solanago.PublicKeyFromBase58(to) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to parse to key: %w", err) | ||
| } | ||
| if !amount.IsUint64() { | ||
| return fmt.Errorf("amount %s overflows uint64", amount) | ||
| } | ||
| amountI := amount.Uint64() | ||
|
|
||
| blockhash, err := reader.LatestBlockhash() | ||
| if err != nil { | ||
| return fmt.Errorf("failed to get latest block hash: %w", err) | ||
| } | ||
| tx, err := solanago.NewTransaction( | ||
| []solanago.Instruction{ | ||
| system.NewTransferInstruction( | ||
| amountI, | ||
| fromKey, | ||
| toKey, | ||
| ).Build(), | ||
| }, | ||
| blockhash.Value.Blockhash, | ||
| solanago.TransactionPayer(fromKey), | ||
| ) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to create tx: %w", err) | ||
| } | ||
|
|
||
| if balanceCheck { | ||
| if err = solanaValidateBalance(reader, fromKey, amountI, tx.Message.ToBase64()); err != nil { | ||
| return fmt.Errorf("failed to validate balance: %w", err) | ||
| } | ||
| } | ||
|
|
||
| txm := c.TxManager() | ||
| err = txm.Enqueue("", tx) | ||
| if err != nil { | ||
| return fmt.Errorf("transaction failed: %w", err) | ||
| } | ||
| return nil | ||
| } |
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