reduce code copying in install-singularity-flavor

ci/install-singularity-flavor

@@ -18,66 +18,49 @@ inf() {
   printf "\033[1mINFO: \033[0m%s\n" "$*"
 }
 
-# install one of the two available original recipe singularity
-# ARGS
-#  1 - version, must be 3.8.6 or 3.8.7
-singularity() {
-  if [ ! "${1}" = "3.8.6" ] && [ ! "${1}" = "3.8.7" ]; then
-    error "Unsupported version number '${1}' for original recipe singularity."
-    exit 1
-  fi
+install_from_deb() {
   # go to temp dir
   tmp_dir="$(mktemp -d)"
   cd "${tmp_dir}"
   wget \
     --no-verbose \
-    -O singularity.deb \
-    "https://github.com/apptainer/singularity/releases/download/v${1}/singularity-container_${1}_amd64.deb"
+    -O package.deb \
+    "${1}"
   inf "Downloaded deb build"
-  sudo apt-get install ./singularity.deb
+  sudo apt-get install ./package.deb
   inf "Installed with apt-get install"
   cd
   if [ -n "${tmp_dir}" ] && [ -e "${tmp_dir}" ]; then
     rm -rf "${tmp_dir}"
   fi
 }
 
+# install one of the two available original recipe singularity
+# ARGS
+#  1 - version, must be 3.8.6 or 3.8.7
+singularity() {
+  if [ ! "${1}" = "3.8.6" ] && [ ! "${1}" = "3.8.7" ]; then
+    error "Unsupported version number '${1}' for original recipe singularity."
+    exit 1
+  fi
+  install_from_deb \
+    "https://github.com/apptainer/singularity/releases/download/v${1}/singularity-container_${1}_amd64.deb"
+}
+
 # install one of the versions of apptainer
 # ARGS
 #  1 - version string without preceding v
 apptainer() {
-  tmp_dir="$(mktemp -d)"
-  cd "${tmp_dir}"
-  wget \
-    --no-verbose \
-    -O apptainer.deb \
+  install_from_deb \
     "https://github.com/apptainer/apptainer/releases/download/v${1}/apptainer_${1}_amd64.deb"
-  inf "Downloaded deb build"
-  sudo apt-get install ./apptainer.deb
-  inf "Installed with apt-get install"
-  cd
-  if [ -n "${tmp_dir}" ] && [ -e "${tmp_dir}" ]; then
-    rm -rf "${tmp_dir}"
-  fi
 }
 
 # install one of the versions of sylabs
 # ARGS
 #  1 - version string without preceding v
 sylabs() {
-  tmp_dir="$(mktemp -d)"
-  cd "${tmp_dir}"
-  wget \
-    --no-verbose \
-    -O sylabs.deb \
+  install_from_deb \
     "https://github.com/sylabs/singularity/releases/download/v${1}/singularity-ce_${1}-jammy_amd64.deb"
-  inf "Downloaded deb build"
-  sudo apt-get install ./sylabs.deb
-  inf "Installed with apt-get install"
-  cd
-  if [ -n "${tmp_dir}" ] && [ -e "${tmp_dir}" ]; then
-    rm -rf "${tmp_dir}"
-  fi
 }
 
 help() {