Refactor radar system

deploy/update.sh

@@ -35,6 +35,7 @@ while (( $# > 0 )); do
         *) archive="$1"; shift ;;
     esac
 done
+if [[ -n "${archive}" ]]; then archive="$(realpath -- "${archive}")"; fi
 cd "${HOME}"   # never stand in the directory that is about to be renamed
 
 # --- check everything before touching the project ------------------------------
@@ -149,8 +150,8 @@ if [[ -n "${backup}" ]]; then
     # writes new files instead of rewriting old ones.
     data=()
     for entry in "${backup}"/python_app/data*; do data+=("python_app/${entry##*/}"); done
-    for dir in "${backup}"/*/; do
-        name="$(basename -- "${dir}")"
+    for entry in "${backup}"/*; do
+        name="${entry##*/}"
         case "${name}" in build|graphify-out|device_firmware|docs) continue ;; esac
         [[ -e "${target}/${name}" ]] || data+=("${name}")
     done
@@ -168,7 +169,9 @@ fi
 venv="${target}/.venv"
 if [[ -z "${python}" && -n "${backup}" && -x "${backup}/.venv/bin/python" ]]; then
     say "carrying the venv over"
-    cp -al -- "${backup}/.venv" "${venv}"
+    # pip and generated caches may rewrite existing files: the rollback copy
+    # must own its files independently of the environment being upgraded.
+    cp -a -- "${backup}/.venv" "${venv}"
     "${venv}/bin/python" -m pip install --quiet -r "${target}/requirements.txt"
 else
     python="${python:-$(command -v python3)}"
@@ -178,7 +181,7 @@ else
     "${venv}/bin/python" -m pip install -r "${target}/requirements.txt"
 fi
 say "building the C++ part"
-make -C "${target}" -j"$(nproc)" all
+make -C "${target}" -j"$(nproc)" all kamil_adc_collector
 
 echo "${archive##*/}" > "${target}/RELEASE"
 trap - ERR