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Migrate HTTP layer from http4s to zio-http #2

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Migrate HTTP layer from http4s to zio-http #2

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218bdfb
Migrate HTTP layer from http4s to zio-http
mistral-vibe Oct 10, 2026
d233aa9
Make entry point and HTTP layer ZIO-native
mistral-vibe Oct 10, 2026
aef27f9
Migrate server modules to ZIO and add --no-dht smoke test flag
mistral-vibe Oct 11, 2026
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21 changes: 10 additions & 11 deletions build.mill
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Original file line number Diff line number Diff line change
Expand Up @@ -17,10 +17,9 @@ object server extends CommonSettings {
Deps.bittorrent.dht,
Deps.`cats-effect`,
Deps.`fs2-io`,
Deps.http4s.core,
Deps.http4s.dsl,
Deps.http4s.server,
Deps.http4s.client,
Deps.`zio-http`,
Deps.`zio-interop-cats`,
Deps.`ip4s-core`,
Deps.`woof-core`,
Deps.`woof-slf4j`,
Deps.`cats-effect-cps`,
Expand Down Expand Up @@ -59,7 +58,10 @@ object Deps {
val fs2 = "3.12.2"
val `scodec-bits` = "1.2.4"
val upickle = "2.0.0"
val http4s = "1.0.0-M40"
val `zio-http` = "3.11.2"
val zio = "2.1.26"
val `zio-interop-cats` = "23.1.0.14"
val `ip4s-core` = "3.8.0"
val `cats-effect-cps` = "0.9.21"
val woof = "0.9.0"
}
Expand All @@ -73,12 +75,9 @@ object Deps {
val `fs2-io` = mvn"co.fs2::fs2-io::${Versions.fs2}"
val `scodec-bits` = mvn"org.scodec::scodec-bits::${Versions.`scodec-bits`}"
val upickle = mvn"com.lihaoyi::upickle::${Versions.upickle}"
object http4s {
val core = mvn"org.http4s::http4s-core::${Versions.http4s}"
val dsl = mvn"org.http4s::http4s-dsl::${Versions.http4s}"
val server = mvn"org.http4s::http4s-ember-server::${Versions.http4s}"
val client = mvn"org.http4s::http4s-ember-client::${Versions.http4s}"
}
val `zio-http` = mvn"dev.zio::zio-http::${Versions.`zio-http`}"
val `zio-interop-cats` = mvn"dev.zio::zio-interop-cats::${Versions.`zio-interop-cats`}"
val `ip4s-core` = mvn"com.comcast::ip4s-core::${Versions.`ip4s-core`}"
val `cats-effect-cps` = mvn"com.github.rssh::cps-async-connect-cats-effect::${Versions.`cats-effect-cps`}"
val `woof-core` = mvn"org.legogroup::woof-core::${Versions.woof}"
val `woof-slf4j` = mvn"org.legogroup::woof-slf4j::${Versions.woof}"
Expand Down
18 changes: 18 additions & 0 deletions server/src/main/scala/Interop.scala
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@@ -0,0 +1,18 @@
import cats.arrow.FunctionK
import cats.effect.{IO, Resource}
import cats.effect.std.Dispatcher
import zio.interop.fromEffect
import zio.{RIO, Scope, ZIO}

object Interop {

def ioToRIO(using Dispatcher[IO]): FunctionK[IO, RIO[Any, _]] =
new FunctionK[IO, RIO[Any, _]] {
def apply[A](fa: IO[A]): RIO[Any, A] = fromEffect(fa)
}

def acquireCats[A](resource: Resource[IO, A])(using Dispatcher[IO]): ZIO[Scope, Throwable, A] =
fromEffect(resource.allocated).flatMap { (value, release) =>
ZIO.addFinalizer(fromEffect(release).orDie).as(value)
}
}
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