Update Elixir and Erlang versions (#1939)

.github/workflows/deploy.yml

@@ -6,7 +6,7 @@ on:
     tags:
       - "v*.*.*"
 env:
-  otp: "26.0"
+  otp: "25.3.2"
   elixir: "1.15.0-rc.1"
 jobs:
   assets:

.github/workflows/test.yml

@@ -5,7 +5,7 @@ on:
     branches:
       - main
 env:
-  otp: "26.0"
+  otp: "25.3.2"
   elixir: "1.15.0-rc.1"
 jobs:
   main:

.github/workflows/uffizzi-build.yml

@@ -4,7 +4,7 @@ on:
     types: [opened, synchronize, reopened, closed]
 
 env:
-  otp: "26.0"
+  otp: "25.3.2"
   elixir: "1.15.0-rc.1"
 
 jobs:

Dockerfile

@@ -1,4 +1,5 @@
-ARG BASE_IMAGE=hexpm/elixir:1.14.2-erlang-24.3.4.2-debian-bullseye-20210902-slim
+# TODO: update the image once available on hexpm/ builds
+ARG BASE_IMAGE=jonatanklosko/elixir:1.15.0-rc.1-erlang-25.3.2-debian-bullseye-20230522-slim
 
 # Stage 1
 # Builds the Livebook release
@@ -13,6 +14,15 @@ RUN apt-get update && apt-get upgrade -y && \
 
 WORKDIR /app
 
+# This flag disables JIT behaviour that causes a segfault under QEMU.
+# Note that we set this runtime flag only during the build stage and
+# it has no impact when running the final image. See [1] for more
+# information.
+#
+# [1]: https://github.com/erlang/otp/pull/6340
+ENV ERL_FLAGS="+JPperf true"
+# TODO: use "+JMsingle true" on OTP 26
+
 # Install hex and rebar
 RUN mix local.hex --force && \
     mix local.rebar --force

docker/base/elixir-cuda.dockerfile

@@ -1,9 +1,10 @@
 ARG ELIXIR_VERSION
 ARG ERLANG_VERSION
+ARG UBUNTU_VERSION
 
 ARG CUDA_VERSION
 
-FROM hexpm/elixir:${ELIXIR_VERSION}-erlang-${ERLANG_VERSION}-ubuntu-focal-20211006 AS elixir
+FROM hexpm/elixir:${ELIXIR_VERSION}-erlang-${ERLANG_VERSION}-ubuntu-${UBUNTU_VERSION} AS elixir
 
 FROM nvidia/cuda:${CUDA_VERSION}-cudnn8-devel-ubuntu20.04
 

docker/build_and_push.sh

@@ -5,13 +5,15 @@
 set -ex
 cd "$(dirname "$0")/.."
 
-elixir=1.14.2
-erlang=24.3.4.2
+elixir="1.15.0-rc.1"
+erlang="25.3.2"
+ubuntu="focal-20230126"
 
 docker buildx build --push --platform linux/amd64,linux/arm64 \
   -t ghcr.io/livebook-dev/utils:elixir-cuda11.8 \
   --build-arg ELIXIR_VERSION=$elixir \
   --build-arg ERLANG_VERSION=$erlang \
+  --build-arg UBUNTU_VERSION=$ubuntu \
   --build-arg CUDA_VERSION=11.8.0 \
   -f docker/base/elixir-cuda.dockerfile \
   docker/base

mix.exs

@@ -5,7 +5,7 @@ defmodule Livebook.MixProject do
   @version "0.9.2"
   @description "Automate code & data workflows with interactive notebooks"
 
-  @app_elixir_version "1.14.5"
+  @app_elixir_version "1.15.0-rc.1"
   @app_rebar3_version "3.19.0"
 
   def project do