#2454: Setup spack to use already installed openmpi

Author: JacobDomagala

ci/docker/vt.dockerfile

@@ -52,6 +52,7 @@ EOF
 
 RUN --mount=target=/vt,rw \
         if [ "${VT_TEST_SPACK}" = "1" ]; then \
+            apt update -y -q && apt install -y -q libssl-dev unzip && \
             /vt/ci/test_spack_package.sh; \
         else \
             /vt/ci/build_cpp.sh /vt /build && \

ci/test_spack_package.sh

@@ -5,8 +5,6 @@ set -euo pipefail
 cur_path=$(pwd)
 vt_spack_package="$cur_path/spack-package"
 
-apt update -y -q && apt install -y -q libssl-dev unzip patch xz-utils gfortran-10
-
 git clone --branch v0.23.1 --depth=2 https://github.com/spack/spack.git
 . spack/share/spack/setup-env.sh
 
@@ -42,11 +40,24 @@ do
 done
 
 install_cmd=$(printf " %s" "${cmd_vars[@]}")
-install_cmd="spack install darma-vt@develop build_type=Release ${install_cmd:1}"
+install_cmd="spack install darma-vt@develop build_type=Release ${install_cmd:1} ^[email protected]"
+
+mkdir -p ~/.spack
+cat >> ~/.spack/packages.yaml <<'EOF'
+packages:
+  openmpi:
+    externals:
+    - spec: [email protected]
+      prefix: /usr/local
+EOF
 
 spack clean --all
 spack repo add "$vt_spack_package"
 spack external find
+
+spack config get packages
+
+cat
 $install_cmd
 
 git clone https://github.com/DARMA-tasking/vt-sample-project