[nixpacks] enable docker buildx

tsirysndr · Mar 10, 2024 · 8ea353a · 8ea353a
1 parent a57f4a4
commit 8ea353a
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diff --git a/nixpacks/src/dagger/jobs.ts b/nixpacks/src/dagger/jobs.ts
@@ -28,6 +28,7 @@ export async function build(
   path: string | undefined = "."
 ): Promise<string> {
   const context = await getDirectory(src);
+  const buildx = dag.container().from("docker/buildx-bin").file("/buildx");
   const ctr = dag
     .pipeline(Job.build)
     .container()
@@ -36,6 +37,9 @@ export async function build(
     .withExec(["pkgx", "install", "nixpacks", "docker"])
     .withExec(["nixpacks", "--version"])
     .withExec(["docker", "-v"])
+    .withExec(["mkdir", "-p", "/root/.docker/cli-plugins"])
+    .withFile("/root/.docker/cli-plugins/docker-buildx", buildx)
+    .withExec(["docker", "buildx", "version"])
     .withDirectory("/app", context)
     .withWorkdir("/app")
     .withServiceBinding("dockerd", docker("25.0.3", true))

diff --git a/nixpacks/src/dagger/lib.ts b/nixpacks/src/dagger/lib.ts
@@ -26,6 +26,7 @@ export const docker = (version = "24.0", cached = false) => {
   let ctr = dag
     .container()
     .from(`docker:${version}-dind`)
+    .withEnvVariable("DOCKER_CLI_EXPERIMENTAL", "enabled")
     .withoutEntrypoint()
     .withExposedPort(2375);