bitcoin-s/clightning-rpc/clightning-rpc.sbt
2025-01-29 12:40:23 -06:00

96 lines
3.2 KiB
Scala

import java.nio.file._
import java.security.MessageDigest
import scala.util.Properties
name := "bitcoin-s-clightning-rpc"
libraryDependencies ++= Deps.clightningRpc
CommonSettings.prodSettings
TaskKeys.downloadCLightning := {
val logger = streams.value.log
import scala.sys.process._
val binaryDir = CommonSettings.binariesPath.resolve("clightning")
if (Files.notExists(binaryDir)) {
logger.info(s"Creating directory for clightning binaries: $binaryDir")
Files.createDirectories(binaryDir)
}
val version = "24.11.1"
val (platform, suffix) =
if (Properties.isLinux) {
//from: https://stackoverflow.com/a/51614324/967713
val processBuilder = new java.lang.ProcessBuilder("lsb_release", "-rs")
val inputStream = new java.io.InputStreamReader(processBuilder.start().getInputStream())
val version = new java.io.BufferedReader(inputStream).readLine()
if (version == "22.04") {
("Ubuntu-22.04-amd64", "tar.xz")
} else if (version == "24.04") {
("Ubuntu-24.04-amd64", "tar.xz")
} else {
("Ubuntu-20.04", "tar.xz")
}
} else {
sys.error(s"Unsupported OS: ${Properties.osName}")
}
logger.debug(s"(Maybe) downloading clightning binaries for version: $version")
val versionDir = binaryDir resolve version
val location =
s"https://github.com/ElementsProject/lightning/releases/download/v$version/clightning-v$version-$platform.tar.xz"
if (Files.exists(versionDir)) {
logger.debug(
s"Directory $versionDir already exists, skipping download of clightning $version")
} else {
Files.createDirectories(versionDir)
val archiveLocation = binaryDir resolve s"$version.$suffix"
logger.info(
s"Downloading clightning version $version from location: $location")
logger.info(s"Placing the file in $archiveLocation")
val downloadCommand = url(location) #> archiveLocation.toFile
downloadCommand.!!
val bytes = Files.readAllBytes(archiveLocation)
val hash = MessageDigest
.getInstance("SHA-256")
.digest(bytes)
.map("%02x" format _)
.mkString
val expectedHash =
if (platform == "Ubuntu-20.04-amd64") {
"0068852306bca9df3d213c6a29bb90451eb538be83e413d6838e9e2d2729ff7f"
} else if (platform == "Ubuntu-22.04-amd64") {
"10a42e4d8f1bfef2c82a4f16725669843a2243729e0904aeb0412981f8f2496c"
} else if (platform == "Ubuntu-24.04-amd64") {
"f78eeb3bf71ad49f0dc7d42e9665b4f377b621b1606b46ab58ea4343f72f7dee"
}
else sys.error(s"Unsupported OS: ${Properties.osName}")
val success = hash.equalsIgnoreCase(expectedHash)
if (hash.equalsIgnoreCase(expectedHash)) {
logger.info(s"Download complete and verified, unzipping result")
val extractCommand = s"tar -xf $archiveLocation --directory $versionDir"
logger.info(s"Extracting archive with command: $extractCommand")
extractCommand.!!
} else {
logger.error(
s"Downloaded invalid version of c-lightning, got $hash, expected $expectedHash")
}
logger.info(s"Deleting archive")
Files.delete(archiveLocation)
if (!success) {
throw new RuntimeException(
s"Failed to download and verify clightning v$version")
}
}
}