ruined every thing

package/sentinèlla/default.nix

@@ -1,4 +1,4 @@
-{ symlinkJoin, writeTextFile, socat, dash, hectic, curl, gawk }:
+{ symlinkJoin, writeTextFile, socat, dash, hectic, curl, gawk, jq }:
 let
   shell = "${dash}/bin/dash";
   bashOptions = [
@@ -30,7 +30,7 @@ let
   sentinel = hectic.writeShellApplication {
     inherit shell bashOptions;
     name = "sentinel";
-    runtimeInputs = [ hectic.shellplot curl ];
+    runtimeInputs = [ hectic.shellplot curl jq ];
 
     text = ''
       ${builtins.readFile ./log.sh}

package/sentinèlla/router.sh

@@ -3,6 +3,7 @@
 # router.sh — POSIX sh HTTP backend (for socat)
 # usage: socat -T5 -t5 TCP-LISTEN:${port},reuseaddr,fork EXEC:"dash ${currentfile}"
 # Routes:
+#   GET /        -> {"status":...,"disk":...}
 #   GET /status  -> check $URLS (0/0 if unset)
 #   GET /disk    -> check $VOLUMES (all if unset)
 # Env:
@@ -14,6 +15,10 @@
 : "${TIMEOUT:=5}"
 : "${VOLUMES:=$(df -P | awk 'NR>1{print $6}')}"
 
+route_summary() {
+  printf '%s' '{"status":'"$(route_status)"',"disk":'"$(route_disk)"'}'
+}
+
 route_status() {
     if [ -z "${URLS:-}" ]; then
         printf '{"checks":[],"summary":{"total":0,"ok":0}}'
@@ -103,8 +108,9 @@ tmp=$(mktemp) || exit 1
 trap 'rm -f "$tmp"' EXIT INT HUP
 
 case "$req" in
-  "GET /status "*) route_status >"$tmp"; status='200 OK'; ctype='application/json' ;;
-  "GET /disk "*)   route_disk   >"$tmp"; status='200 OK'; ctype='application/json' ;;
+  "GET / "*)       route_summary >"$tmp"; status='200 OK'; ctype='application/json' ;;
+  "GET /status "*) route_status  >"$tmp"; status='200 OK'; ctype='application/json' ;;
+  "GET /disk "*)   route_disk    >"$tmp"; status='200 OK'; ctype='application/json' ;;
   *)               printf 'Not found\n' >"$tmp"; status='404 Not Found'; ctype='text/plain' ;;
 esac
 

package/sentinèlla/sentinel.sh

@@ -75,6 +75,10 @@ list_failures() {
 }
 
 # --- main loop ---
+
+# NOTE: remove temp response body on any exit
+trap 'rm -f "$tmpb" 2> /dev/null' EXIT INT HUP
+
 while :; do
   log info "pooling ${WHITE}${POLLING_INTERVAL_SEC}${NC} sec"
   i=1
@@ -83,7 +87,7 @@ while :; do
     [ -n "${srv:-}" ] || break
     tok=$(get_csv "$TOKENS" "$i") || tok="-"
 
-    url="${srv%/}/status"
+    url="${srv%/}"
     auth_h=""
     [ "${tok}" != "-" ] && [ -n "${tok}" ] && auth_h="-H Authorization: Basic\ $tok"