Container to build singularity images

Author: stewartboogert

.github/workflows/docker-build.yml

@@ -945,4 +945,33 @@ jobs:
           file: ./dockerfiles/alma9-g4.11.3
           push: true
           tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+
+
+  alma9-apptainer:
+    name: Push Alma9 apptainer docker image to Docker Hub
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v4
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          Username: ${{ vars.BOOGERT_DOCKER_USERNAME }}
+          password: ${{ secrets.BOOGERT_DOCKER_PASSWORD }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: bdsim/alma9-apptainer
+
+      - name: Build and push Docker image
+        uses: docker/build-push-action@3b5e8027fcad23fda98b2e3ac259d8d67585f671
+        with:
+          context: .
+          file: ./dockerfiles/alma9-apptainer
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}

dockerfiles/alma9-apptainer

@@ -0,0 +1,15 @@
+FROM almalinux:9
+
+WORKDIR /tmp
+
+RUN dnf update -y
+RUN dnf groupinstall -y "Development Tools"
+RUN dnf install -y wget git go gcc make libseccomp libseccomp-devel squashfs-tools cryptsetup python3
+
+RUN export VER=1.4.2  && \
+    wget https://github.com/apptainer/apptainer/releases/download/v${VER}/apptainer-${VER}.tar.gz && \ 
+    tar zxf apptainer-${VER}.tar.gz && \
+    cd apptainer-${VER} && \
+    ./mconfig --with-suid && \ 
+    make -C builddir && \ 
+    make -C builddir install