version bump

.gitignore

@@ -0,0 +1 @@
+.vscode/

btrbk-cron

@@ -5,6 +5,12 @@ LOCKFILE=/run/btrbk/btrbk.lock
 LOGFILE=$(mktemp)
 trap 'rm -f -- "${LOGFILE}"' EXIT
 
+# check for superpowers
+if [[ "${EUID}" -ne 0 ]] ; then
+  echo "Please run me as root"
+  exit 1
+fi
+
 echo "---" | tee -a "${LOGFILE}"
 echo "Start btrbk-cron: $(date||true)" | tee -a "${LOGFILE}"
 
@@ -31,13 +37,21 @@ else
   echo "Info: Healthchecks disabled"
 fi
 
+# lockfile check
 if [[ -f "${LOCKFILE}" ]] ; then
+  # check if stale lockfile
+  if [[ $(pgrep --exact --count btrbk || true) -eq 0 ]] ; then
+    echo "Removing stale lock file: ${LOCKFILE}"
+    rm "${LOCKFILE}"
+  else
+    # another instance is really running, we exit
     echo "Another instance is still running" | tee -a "${LOGFILE}"
     if [[ "${HEALTHCHECK_ENABLE}" = "true" ]] ; then
       curl "${CURLOPTS[@]}" --data-binary "@${LOGFILE}" "${HEALTHCHECK_URL}/log"
     fi
     rm -f -- "${LOGFILE}"
     exit 0
+  fi
 fi
 
 HOST=$(grep -E '^[\ \t]*target[\ \t]+send-receive' /etc/btrbk/btrbk.conf)

debian/changelog

@@ -1,3 +1,10 @@
+btrbk-cron (0.4) stable; urgency=medium
+
+  * stale lockfile check
+  * require to run as root
+
+ -- Paolo Asperti <paolo@asperti.com>  Tue, 15 Oct 2024 09:23:11 +0200
+
 btrbk-cron (0.3) stable; urgency=medium
 
   * clean exit if lockfile present