bitcoin-s/eclair-rpc/eclair-rpc.sbt

78 lines
2.2 KiB
Scala

import java.nio.file._
import java.security.MessageDigest
import scala.util.Properties
name := "bitcoin-s-eclair-rpc"
libraryDependencies ++= Deps.eclairRpc
CommonSettings.prodSettings
TaskKeys.downloadEclair := {
val logger = streams.value.log
import scala.sys.process._
val binaryDir = CommonSettings.binariesPath.resolve("eclair")
if (Files.notExists(binaryDir)) {
logger.info(s"Creating directory for Eclair binaires: $binaryDir")
Files.createDirectories(binaryDir)
}
val version = "0.11.0"
val commit = "7e7ad45"
logger.debug(s"(Maybe) downloading Eclair binaries for version: $version")
val versionDir = binaryDir resolve version
val location =
s"https://github.com/ACINQ/eclair/releases/download/v$version/eclair-node-$version-$commit-bin.zip"
if (Files.exists(versionDir)) {
logger.debug(
s"Directory $versionDir already exists, skipping download of Eclair $version")
} else {
logger.info(s"Creating directory $version")
Files.createDirectories(versionDir)
val archiveLocation = versionDir resolve s"eclair-node-$version-$commit.zip"
logger.info(
s"Downloading Eclair $version from location: $location, to destination: $archiveLocation")
(url(location) #> archiveLocation.toFile).!!
val bytes = Files.readAllBytes(archiveLocation)
val hash = MessageDigest
.getInstance("SHA-256")
.digest(bytes)
.map("%02x" format _)
.mkString
val expectedHash =
"e0efea6be7a3c3252e9e7f7181647ffbf67fb286939290e6088c341ee07994f8"
val success = hash.equalsIgnoreCase(expectedHash)
if (success) {
logger.info(s"Download complete and verified, unzipping result")
val cmds = Vector(
"unzip",
archiveLocation.toString,
"-d",
versionDir.toString
)
logger.info(s"Extracting archive with command: $cmds")
cmds.!!
} else {
Files.deleteIfExists(versionDir)
logger.error(
s"Downloaded invalid version of eclair, got $hash, expected $expectedHash")
}
logger.info(s"Deleting archive")
Files.delete(archiveLocation)
if (!success) {
throw new RuntimeException(s"Failed to download eclair v$version")
}
logger.info(s"Download complete")
}
}