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problem: doesn't connect to Bitcoin networks over gRPC
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108 changes: 108 additions & 0 deletions
108
src/main/kotlin/io/emeraldpay/dshackle/upstream/bitcoin/BitcoinRpcUpstream.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,108 @@ | ||
| /** | ||
| * Copyright (c) 2020 EmeraldPay, Inc | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
| package io.emeraldpay.dshackle.upstream.bitcoin | ||
|
|
||
| import io.emeraldpay.dshackle.config.UpstreamsConfig | ||
| import io.emeraldpay.dshackle.reader.Reader | ||
| import io.emeraldpay.dshackle.startup.QuorumForLabels | ||
| import io.emeraldpay.dshackle.upstream.* | ||
| import io.emeraldpay.dshackle.upstream.calls.CallMethods | ||
| import io.emeraldpay.dshackle.upstream.rpcclient.JsonRpcRequest | ||
| import io.emeraldpay.dshackle.upstream.rpcclient.JsonRpcResponse | ||
| import io.emeraldpay.grpc.Chain | ||
| import org.slf4j.LoggerFactory | ||
| import org.springframework.context.Lifecycle | ||
| import reactor.core.Disposable | ||
|
|
||
| open class BitcoinRpcUpstream( | ||
| id: String, | ||
| chain: Chain, | ||
| private val directApi: Reader<JsonRpcRequest, JsonRpcResponse>, | ||
| options: UpstreamsConfig.Options, | ||
| role: UpstreamsConfig.UpstreamRole, | ||
| node: QuorumForLabels.QuorumItem, | ||
| callMethods: CallMethods | ||
| ) : BitcoinUpstream(id, chain, options, role, callMethods, node), Lifecycle { | ||
|
|
||
| companion object { | ||
| private val log = LoggerFactory.getLogger(BitcoinRpcUpstream::class.java) | ||
| } | ||
|
|
||
| private val head: Head = createHead() | ||
| private var validatorSubscription: Disposable? = null | ||
|
|
||
| private fun createHead(): Head { | ||
| return BitcoinRpcHead( | ||
| directApi, | ||
| ExtractBlock() | ||
| ) | ||
| } | ||
|
|
||
| override fun getHead(): Head { | ||
| return head | ||
| } | ||
|
|
||
| override fun getApi(): Reader<JsonRpcRequest, JsonRpcResponse> { | ||
| return directApi | ||
| } | ||
|
|
||
| override fun getLabels(): Collection<UpstreamsConfig.Labels> { | ||
| return listOf(UpstreamsConfig.Labels()) | ||
| } | ||
|
|
||
| override fun <T : Upstream> cast(selfType: Class<T>): T { | ||
| if (!selfType.isAssignableFrom(this.javaClass)) { | ||
| throw ClassCastException("Cannot cast ${this.javaClass} to $selfType") | ||
| } | ||
| return this as T | ||
| } | ||
|
|
||
| override fun isRunning(): Boolean { | ||
| var runningAny = validatorSubscription != null | ||
| if (head is Lifecycle) { | ||
| runningAny = runningAny || head.isRunning | ||
| } | ||
| return runningAny | ||
| } | ||
|
|
||
| override fun start() { | ||
| log.info("Configured for ${chain.chainName}") | ||
| if (head is Lifecycle) { | ||
| if (!head.isRunning) { | ||
| head.start() | ||
| } | ||
| } | ||
|
|
||
| validatorSubscription?.dispose() | ||
|
|
||
| if (getOptions().disableValidation != null && getOptions().disableValidation!!) { | ||
| this.setLag(0) | ||
| this.setStatus(UpstreamAvailability.OK) | ||
| } else { | ||
| val validator = BitcoinUpstreamValidator(directApi, getOptions()) | ||
| validatorSubscription = validator.start() | ||
| .subscribe(this::setStatus) | ||
| } | ||
| } | ||
|
|
||
| override fun stop() { | ||
| if (head is Lifecycle) { | ||
| head.stop() | ||
| } | ||
| validatorSubscription?.dispose() | ||
| } | ||
|
|
||
| } |
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