Add GetNodesFromContract endpoint
We added an endpoint that given an RPC url and a contract will fetch a list of nodes and return them to the client.
This commit is contained in:
Andrea Maria Piana
parent
4c1b6c12e4
commit
8baae97e2e
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@ -7,15 +7,18 @@ import (
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"fmt"
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"math/big"
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"sync"
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"time"
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"github.com/ethereum/go-ethereum/common"
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gethcommon "github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/common/hexutil"
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ethcrypto "github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/ethclient"
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"github.com/ethereum/go-ethereum/log"
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gethnode "github.com/ethereum/go-ethereum/node"
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"github.com/ethereum/go-ethereum/p2p/enode"
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"github.com/status-im/status-go/account"
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"github.com/status-im/status-go/mailserver/registry"
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"github.com/status-im/status-go/node"
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"github.com/status-im/status-go/notifications/push/fcm"
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"github.com/status-im/status-go/params"
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@ -32,6 +35,7 @@ import (
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const (
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//todo(jeka): should be removed
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fcmServerKey = "AAAAxwa-r08:APA91bFtMIToDVKGAmVCm76iEXtA4dn9MPvLdYKIZqAlNpLJbd12EgdBI9DSDSXKdqvIAgLodepmRhGVaWvhxnXJzVpE6MoIRuKedDV3kfHSVBhWFqsyoLTwXY4xeufL9Sdzb581U-lx"
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contractQueryTimeout = 1000 * time.Millisecond
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)
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var (
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@ -238,6 +242,32 @@ func (b *StatusBackend) CallRPC(inputJSON string) (string, error) {
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return client.CallRaw(inputJSON), nil
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}
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// GetNodesFromContract returns a list of mailservers
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func (b *StatusBackend) GetNodesFromContract(rpcEndpoint string, contractAddress string) ([]string, error) {
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var response []string
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ctx, cancel := context.WithTimeout(context.Background(), contractQueryTimeout)
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defer cancel()
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ethclient, err := ethclient.DialContext(ctx, rpcEndpoint)
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if err != nil {
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return response, err
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}
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contract, err := registry.NewNodes(gethcommon.HexToAddress(contractAddress), ethclient)
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if err != nil {
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return response, err
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}
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node, err := contract.Nodes(nil, big.NewInt(0))
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if err != nil {
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return response, err
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}
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response = append(response, node)
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return response, nil
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}
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// CallPrivateRPC executes public and private RPC requests on node's in-proc RPC server.
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func (b *StatusBackend) CallPrivateRPC(inputJSON string) (string, error) {
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client := b.statusNode.RPCPrivateClient()
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@ -653,3 +653,24 @@ func ChaosModeUpdate(on C.int) *C.char {
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err := node.ChaosModeCheckRPCClientsUpstreamURL(on == 1)
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return makeJSONResponse(err)
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}
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// GetNodesFromContract returns a list of nodes from a contract
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//export GetNodesFromContract
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func GetNodesFromContract(rpcEndpoint *C.char, contractAddress *C.char) *C.char {
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nodes, err := statusBackend.GetNodesFromContract(
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C.GoString(rpcEndpoint),
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C.GoString(contractAddress),
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)
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if err != nil {
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return makeJSONResponse(err)
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}
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data, err := json.Marshal(struct {
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Nodes []string `json:"result"`
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}{Nodes: nodes})
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if err != nil {
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return makeJSONResponse(err)
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}
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return C.CString(string(data))
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}
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@ -0,0 +1,304 @@
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// Code generated - DO NOT EDIT.
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// This file is a generated binding and any manual changes will be lost.
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package registry
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import (
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"math/big"
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"strings"
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ethereum "github.com/ethereum/go-ethereum"
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"github.com/ethereum/go-ethereum/accounts/abi"
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"github.com/ethereum/go-ethereum/accounts/abi/bind"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/event"
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)
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// Reference imports to suppress errors if they are not otherwise used.
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var (
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_ = big.NewInt
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_ = strings.NewReader
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_ = ethereum.NotFound
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_ = abi.U256
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_ = bind.Bind
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_ = common.Big1
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_ = types.BloomLookup
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_ = event.NewSubscription
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)
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// NodesABI is the input ABI used to generate the binding from.
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const NodesABI = "[{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"nodes\",\"outputs\":[{\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"deleteAll\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"nodeCount\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_node\",\"type\":\"string\"}],\"name\":\"addNode\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_node\",\"type\":\"string\"}],\"name\":\"deleteNode\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"payable\":true,\"stateMutability\":\"payable\",\"type\":\"fallback\"}]"
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// NodesBin is the compiled bytecode used for deploying new contracts.
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const NodesBin = `0x608060405234801561001057600080fd5b50600080546001600160a01b0319163317905561073c806100326000396000f3fe60806040526004361061004a5760003560e01c80631c53c280146100575780634c164407146100f65780636da49b831461010b5780638994dd8e14610132578063a0c15b77146101e5575b361561005557600080fd5b005b34801561006357600080fd5b506100816004803603602081101561007a57600080fd5b5035610298565b6040805160208082528351818301528351919283929083019185019080838360005b838110156100bb5781810151838201526020016100a3565b50505050905090810190601f1680156100e85780820380516001836020036101000a031916815260200191505b509250505060405180910390f35b34801561010257600080fd5b5061005561033e565b34801561011757600080fd5b50610120610363565b60408051918252519081900360200190f35b34801561013e57600080fd5b506100556004803603602081101561015557600080fd5b81019060208101813564010000000081111561017057600080fd5b82018360208201111561018257600080fd5b803590602001918460018302840111640100000000831117156101a457600080fd5b91908080601f01602080910402602001604051908101604052809392919081815260200183838082843760009201919091525092955061036a945050505050565b3480156101f157600080fd5b506100556004803603602081101561020857600080fd5b81019060208101813564010000000081111561022357600080fd5b82018360208201111561023557600080fd5b8035906020019184600183028401116401000000008311171561025757600080fd5b91908080601f016020809104026020016040519081016040528093929190818152602001838380828437600092019190915250929550610435945050505050565b600181815481106102a557fe5b600091825260209182902001805460408051601f60026000196101006001871615020190941693909304928301859004850281018501909152818152935090918301828280156103365780601f1061030b57610100808354040283529160200191610336565b820191906000526020600020905b81548152906001019060200180831161031957829003601f168201915b505050505081565b6000546001600160a01b0316331461035557600080fd5b6103616001600061055b565b565b6001545b90565b6000546001600160a01b0316331461038157600080fd5b60015460405182516002918491819060208401908083835b602083106103b85780518252601f199092019160209182019101610399565b51815160209384036101000a60001901801990921691161790529201948552506040519384900381019093209390935550600180548082018083556000929092528451919350610430927fb10e2d527612073b26eecdfd717e6a320cf44b4afac2b0732d9fcbe2b7fa0cf6909101919085019061057c565b505050565b6000546001600160a01b0316331461044c57600080fd5b60006002826040518082805190602001908083835b602083106104805780518252601f199092019160209182019101610461565b51815160209384036101000a600019018019909216911617905292019485525060405193849003019092205492506104bb91508290506104bf565b5050565b60015481106104cd57600080fd5b6001805460001981019081106104df57fe5b90600052602060002001600182815481106104f657fe5b90600052602060002001908054600181600116156101000203166002900461051f9291906105fa565b5060018054600019810190811061053257fe5b906000526020600020016000610548919061066f565b60018054906104bb9060001983016106b3565b508054600082559060005260206000209081019061057991906106d3565b50565b828054600181600116156101000203166002900490600052602060002090601f016020900481019282601f106105bd57805160ff19168380011785556105ea565b828001600101855582156105ea579182015b828111156105ea5782518255916020019190600101906105cf565b506105f69291506106f6565b5090565b828054600181600116156101000203166002900490600052602060002090601f016020900481019282601f1061063357805485556105ea565b828001600101855582156105ea57600052602060002091601f016020900482015b828111156105ea578254825591600101919060010190610654565b50805460018160011615610100020316600290046000825580601f106106955750610579565b601f01602090049060005260206000209081019061057991906106f6565b815481835581811115610430576000838152602090206104309181019083015b61036791905b808211156105f65760006106ed828261066f565b506001016106d9565b61036791905b808211156105f657600081556001016106fc56fea165627a7a7230582064f739cbc1dc546884a9cfb9bb4fc877179c806510f41bea3f813e0bdf00ab4d0029`
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// DeployNodes deploys a new Ethereum contract, binding an instance of Nodes to it.
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func DeployNodes(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *Nodes, error) {
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parsed, err := abi.JSON(strings.NewReader(NodesABI))
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if err != nil {
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return common.Address{}, nil, nil, err
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}
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address, tx, contract, err := bind.DeployContract(auth, parsed, common.FromHex(NodesBin), backend)
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if err != nil {
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return common.Address{}, nil, nil, err
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}
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return address, tx, &Nodes{NodesCaller: NodesCaller{contract: contract}, NodesTransactor: NodesTransactor{contract: contract}, NodesFilterer: NodesFilterer{contract: contract}}, nil
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}
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// Nodes is an auto generated Go binding around an Ethereum contract.
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type Nodes struct {
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NodesCaller // Read-only binding to the contract
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NodesTransactor // Write-only binding to the contract
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NodesFilterer // Log filterer for contract events
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}
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// NodesCaller is an auto generated read-only Go binding around an Ethereum contract.
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type NodesCaller struct {
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contract *bind.BoundContract // Generic contract wrapper for the low level calls
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}
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// NodesTransactor is an auto generated write-only Go binding around an Ethereum contract.
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type NodesTransactor struct {
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contract *bind.BoundContract // Generic contract wrapper for the low level calls
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}
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// NodesFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
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type NodesFilterer struct {
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contract *bind.BoundContract // Generic contract wrapper for the low level calls
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}
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// NodesSession is an auto generated Go binding around an Ethereum contract,
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// with pre-set call and transact options.
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type NodesSession struct {
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Contract *Nodes // Generic contract binding to set the session for
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CallOpts bind.CallOpts // Call options to use throughout this session
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TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
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}
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// NodesCallerSession is an auto generated read-only Go binding around an Ethereum contract,
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// with pre-set call options.
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type NodesCallerSession struct {
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Contract *NodesCaller // Generic contract caller binding to set the session for
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CallOpts bind.CallOpts // Call options to use throughout this session
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}
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// NodesTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
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// with pre-set transact options.
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type NodesTransactorSession struct {
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Contract *NodesTransactor // Generic contract transactor binding to set the session for
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TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
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}
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// NodesRaw is an auto generated low-level Go binding around an Ethereum contract.
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type NodesRaw struct {
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Contract *Nodes // Generic contract binding to access the raw methods on
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}
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// NodesCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
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type NodesCallerRaw struct {
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Contract *NodesCaller // Generic read-only contract binding to access the raw methods on
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}
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// NodesTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
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type NodesTransactorRaw struct {
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Contract *NodesTransactor // Generic write-only contract binding to access the raw methods on
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}
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// NewNodes creates a new instance of Nodes, bound to a specific deployed contract.
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func NewNodes(address common.Address, backend bind.ContractBackend) (*Nodes, error) {
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contract, err := bindNodes(address, backend, backend, backend)
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if err != nil {
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return nil, err
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}
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return &Nodes{NodesCaller: NodesCaller{contract: contract}, NodesTransactor: NodesTransactor{contract: contract}, NodesFilterer: NodesFilterer{contract: contract}}, nil
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}
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// NewNodesCaller creates a new read-only instance of Nodes, bound to a specific deployed contract.
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func NewNodesCaller(address common.Address, caller bind.ContractCaller) (*NodesCaller, error) {
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contract, err := bindNodes(address, caller, nil, nil)
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if err != nil {
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return nil, err
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}
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return &NodesCaller{contract: contract}, nil
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}
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// NewNodesTransactor creates a new write-only instance of Nodes, bound to a specific deployed contract.
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func NewNodesTransactor(address common.Address, transactor bind.ContractTransactor) (*NodesTransactor, error) {
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contract, err := bindNodes(address, nil, transactor, nil)
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if err != nil {
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return nil, err
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}
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return &NodesTransactor{contract: contract}, nil
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}
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// NewNodesFilterer creates a new log filterer instance of Nodes, bound to a specific deployed contract.
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func NewNodesFilterer(address common.Address, filterer bind.ContractFilterer) (*NodesFilterer, error) {
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contract, err := bindNodes(address, nil, nil, filterer)
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if err != nil {
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return nil, err
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}
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return &NodesFilterer{contract: contract}, nil
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}
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// bindNodes binds a generic wrapper to an already deployed contract.
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func bindNodes(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
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parsed, err := abi.JSON(strings.NewReader(NodesABI))
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if err != nil {
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return nil, err
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}
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return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
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}
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// Call invokes the (constant) contract method with params as input values and
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// sets the output to result. The result type might be a single field for simple
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// returns, a slice of interfaces for anonymous returns and a struct for named
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// returns.
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func (_Nodes *NodesRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
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return _Nodes.Contract.NodesCaller.contract.Call(opts, result, method, params...)
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}
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// Transfer initiates a plain transaction to move funds to the contract, calling
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// its default method if one is available.
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func (_Nodes *NodesRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
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return _Nodes.Contract.NodesTransactor.contract.Transfer(opts)
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}
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// Transact invokes the (paid) contract method with params as input values.
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func (_Nodes *NodesRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
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return _Nodes.Contract.NodesTransactor.contract.Transact(opts, method, params...)
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}
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// Call invokes the (constant) contract method with params as input values and
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// sets the output to result. The result type might be a single field for simple
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// returns, a slice of interfaces for anonymous returns and a struct for named
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// returns.
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func (_Nodes *NodesCallerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
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return _Nodes.Contract.contract.Call(opts, result, method, params...)
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}
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// Transfer initiates a plain transaction to move funds to the contract, calling
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// its default method if one is available.
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func (_Nodes *NodesTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
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return _Nodes.Contract.contract.Transfer(opts)
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}
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// Transact invokes the (paid) contract method with params as input values.
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func (_Nodes *NodesTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
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return _Nodes.Contract.contract.Transact(opts, method, params...)
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}
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// NodeCount is a free data retrieval call binding the contract method 0x6da49b83.
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//
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// Solidity: function nodeCount() constant returns(uint256)
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func (_Nodes *NodesCaller) NodeCount(opts *bind.CallOpts) (*big.Int, error) {
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var (
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ret0 = new(*big.Int)
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)
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out := ret0
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err := _Nodes.contract.Call(opts, out, "nodeCount")
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return *ret0, err
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}
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// NodeCount is a free data retrieval call binding the contract method 0x6da49b83.
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//
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// Solidity: function nodeCount() constant returns(uint256)
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func (_Nodes *NodesSession) NodeCount() (*big.Int, error) {
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return _Nodes.Contract.NodeCount(&_Nodes.CallOpts)
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}
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// NodeCount is a free data retrieval call binding the contract method 0x6da49b83.
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//
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// Solidity: function nodeCount() constant returns(uint256)
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func (_Nodes *NodesCallerSession) NodeCount() (*big.Int, error) {
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return _Nodes.Contract.NodeCount(&_Nodes.CallOpts)
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}
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// Nodes is a free data retrieval call binding the contract method 0x1c53c280.
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//
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// Solidity: function nodes(uint256 ) constant returns(string)
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func (_Nodes *NodesCaller) Nodes(opts *bind.CallOpts, arg0 *big.Int) (string, error) {
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var (
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ret0 = new(string)
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)
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out := ret0
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err := _Nodes.contract.Call(opts, out, "nodes", arg0)
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return *ret0, err
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}
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// Nodes is a free data retrieval call binding the contract method 0x1c53c280.
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//
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// Solidity: function nodes(uint256 ) constant returns(string)
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func (_Nodes *NodesSession) Nodes(arg0 *big.Int) (string, error) {
|
||||
return _Nodes.Contract.Nodes(&_Nodes.CallOpts, arg0)
|
||||
}
|
||||
|
||||
// Nodes is a free data retrieval call binding the contract method 0x1c53c280.
|
||||
//
|
||||
// Solidity: function nodes(uint256 ) constant returns(string)
|
||||
func (_Nodes *NodesCallerSession) Nodes(arg0 *big.Int) (string, error) {
|
||||
return _Nodes.Contract.Nodes(&_Nodes.CallOpts, arg0)
|
||||
}
|
||||
|
||||
// AddNode is a paid mutator transaction binding the contract method 0x8994dd8e.
|
||||
//
|
||||
// Solidity: function addNode(string _node) returns()
|
||||
func (_Nodes *NodesTransactor) AddNode(opts *bind.TransactOpts, _node string) (*types.Transaction, error) {
|
||||
return _Nodes.contract.Transact(opts, "addNode", _node)
|
||||
}
|
||||
|
||||
// AddNode is a paid mutator transaction binding the contract method 0x8994dd8e.
|
||||
//
|
||||
// Solidity: function addNode(string _node) returns()
|
||||
func (_Nodes *NodesSession) AddNode(_node string) (*types.Transaction, error) {
|
||||
return _Nodes.Contract.AddNode(&_Nodes.TransactOpts, _node)
|
||||
}
|
||||
|
||||
// AddNode is a paid mutator transaction binding the contract method 0x8994dd8e.
|
||||
//
|
||||
// Solidity: function addNode(string _node) returns()
|
||||
func (_Nodes *NodesTransactorSession) AddNode(_node string) (*types.Transaction, error) {
|
||||
return _Nodes.Contract.AddNode(&_Nodes.TransactOpts, _node)
|
||||
}
|
||||
|
||||
// DeleteAll is a paid mutator transaction binding the contract method 0x4c164407.
|
||||
//
|
||||
// Solidity: function deleteAll() returns()
|
||||
func (_Nodes *NodesTransactor) DeleteAll(opts *bind.TransactOpts) (*types.Transaction, error) {
|
||||
return _Nodes.contract.Transact(opts, "deleteAll")
|
||||
}
|
||||
|
||||
// DeleteAll is a paid mutator transaction binding the contract method 0x4c164407.
|
||||
//
|
||||
// Solidity: function deleteAll() returns()
|
||||
func (_Nodes *NodesSession) DeleteAll() (*types.Transaction, error) {
|
||||
return _Nodes.Contract.DeleteAll(&_Nodes.TransactOpts)
|
||||
}
|
||||
|
||||
// DeleteAll is a paid mutator transaction binding the contract method 0x4c164407.
|
||||
//
|
||||
// Solidity: function deleteAll() returns()
|
||||
func (_Nodes *NodesTransactorSession) DeleteAll() (*types.Transaction, error) {
|
||||
return _Nodes.Contract.DeleteAll(&_Nodes.TransactOpts)
|
||||
}
|
||||
|
||||
// DeleteNode is a paid mutator transaction binding the contract method 0xa0c15b77.
|
||||
//
|
||||
// Solidity: function deleteNode(string _node) returns()
|
||||
func (_Nodes *NodesTransactor) DeleteNode(opts *bind.TransactOpts, _node string) (*types.Transaction, error) {
|
||||
return _Nodes.contract.Transact(opts, "deleteNode", _node)
|
||||
}
|
||||
|
||||
// DeleteNode is a paid mutator transaction binding the contract method 0xa0c15b77.
|
||||
//
|
||||
// Solidity: function deleteNode(string _node) returns()
|
||||
func (_Nodes *NodesSession) DeleteNode(_node string) (*types.Transaction, error) {
|
||||
return _Nodes.Contract.DeleteNode(&_Nodes.TransactOpts, _node)
|
||||
}
|
||||
|
||||
// DeleteNode is a paid mutator transaction binding the contract method 0xa0c15b77.
|
||||
//
|
||||
// Solidity: function deleteNode(string _node) returns()
|
||||
func (_Nodes *NodesTransactorSession) DeleteNode(_node string) (*types.Transaction, error) {
|
||||
return _Nodes.Contract.DeleteNode(&_Nodes.TransactOpts, _node)
|
||||
}
|
||||
|
|
@ -565,6 +565,27 @@ func UpdateMailservers(data string) string {
|
|||
return makeJSONResponse(err)
|
||||
}
|
||||
|
||||
// GetNodesFromContract returns a list of nodes from a given contract
|
||||
//export GetNodesFromContract
|
||||
func GetNodesFromContract(rpcEndpoint string, contractAddress string) string {
|
||||
nodes, err := statusBackend.GetNodesFromContract(
|
||||
rpcEndpoint,
|
||||
contractAddress,
|
||||
)
|
||||
if err != nil {
|
||||
return makeJSONResponse(err)
|
||||
}
|
||||
|
||||
data, err := json.Marshal(struct {
|
||||
Nodes []string `json:"result"`
|
||||
}{Nodes: nodes})
|
||||
if err != nil {
|
||||
return makeJSONResponse(err)
|
||||
}
|
||||
|
||||
return string(data)
|
||||
}
|
||||
|
||||
// AddPeer adds an enode as a peer.
|
||||
func AddPeer(enode string) string {
|
||||
err := statusBackend.StatusNode().AddPeer(enode)
|
||||
|
|
|
|||
Loading…
Reference in New Issue