61 lines
2.1 KiB
Swift
61 lines
2.1 KiB
Swift
//
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// ValidateServerAction.swift
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//
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//
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// Created by Michal Fousek on 05.05.2023.
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//
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import Foundation
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final class ValidateServerAction {
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let configProvider: CompactBlockProcessor.ConfigProvider
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let rustBackend: ZcashRustBackendWelding
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var service: LightWalletService
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init(container: DIContainer, configProvider: CompactBlockProcessor.ConfigProvider) {
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self.configProvider = configProvider
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rustBackend = container.resolve(ZcashRustBackendWelding.self)
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service = container.resolve(LightWalletService.self)
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}
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}
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extension ValidateServerAction: Action {
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var removeBlocksCacheWhenFailed: Bool { false }
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func run(with context: ActionContext, didUpdate: @escaping (CompactBlockProcessor.Event) async -> Void) async throws -> ActionContext {
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let config = await configProvider.config
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let info = try await service.getInfo()
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let localNetwork = config.network
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let saplingActivation = config.saplingActivation
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// check network types
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guard let remoteNetworkType = NetworkType.forChainName(info.chainName) else {
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throw ZcashError.compactBlockProcessorChainName(info.chainName)
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}
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guard remoteNetworkType == localNetwork.networkType else {
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throw ZcashError.compactBlockProcessorNetworkMismatch(localNetwork.networkType, remoteNetworkType)
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}
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guard saplingActivation == info.saplingActivationHeight else {
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throw ZcashError.compactBlockProcessorSaplingActivationMismatch(saplingActivation, BlockHeight(info.saplingActivationHeight))
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}
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// check branch id
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let localBranch = try rustBackend.consensusBranchIdFor(height: Int32(info.blockHeight))
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guard let remoteBranchID = ConsensusBranchID.fromString(info.consensusBranchID) else {
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throw ZcashError.compactBlockProcessorConsensusBranchID
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}
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guard remoteBranchID == localBranch else {
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throw ZcashError.compactBlockProcessorWrongConsensusBranchId(localBranch, remoteBranchID)
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}
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await context.update(state: .fetchUTXO)
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return context
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}
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func stop() async { }
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}
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