v0.3.5

2026-08-23 22:05:24 +02:00
parent 1d3dcba1a9
commit 9c9b7b272b
25 changed files with 902 additions and 252 deletions
@@ -0,0 +1,53 @@
+#!/usr/bin/env bash
+set -Eeuo pipefail
+
+IFACE="${1:-}"
+TARGET="${2:-}"
+ENV_FILE="${GREE_CONTROLLER_ENV_FILE:-/etc/gree-controller.env}"
+
+if [[ -z "$IFACE" && -r "$ENV_FILE" ]]; then
+  IFACE="$(sed -n 's/^GREE_CONTROLLER_GREE_INTERFACE=//p' "$ENV_FILE" | tail -n1)"
+fi
+if [[ -z "$TARGET" && -r "$ENV_FILE" ]]; then
+  TARGET="$(sed -n 's/^GREE_CONTROLLER_DISCOVERY_BROADCAST=//p' "$ENV_FILE" | tail -n1)"
+  TARGET="${TARGET%:*}"
+fi
+
+if [[ -z "$IFACE" ]]; then
+  echo "Usage: $0 <interface> [broadcast-ip]" >&2
+  echo "Example: $0 eth1 10.87.65.127" >&2
+  exit 2
+fi
+
+echo "==> Interface"
+ip -br addr show dev "$IFACE"
+echo
+
+echo "==> IPv4 details"
+ip -4 addr show dev "$IFACE"
+echo
+
+echo "==> Routes"
+ip route show dev "$IFACE"
+echo
+
+if [[ -n "$TARGET" ]]; then
+  echo "==> Route to discovery target $TARGET"
+  ip route get "$TARGET" || true
+  echo
+fi
+
+echo "==> GREE Controller environment"
+if [[ -r "$ENV_FILE" ]]; then
+  grep -E '^(GREE_CONTROLLER_GREE_INTERFACE|GREE_CONTROLLER_DISCOVERY_BROADCAST|GREE_CONTROLLER_SIMULATE|GREE_CONTROLLER_AUTO_SEED)=' "$ENV_FILE" || true
+else
+  echo "$ENV_FILE is not readable"
+fi
+
+echo
+if command -v tcpdump >/dev/null 2>&1; then
+  echo "Capture discovery traffic with:"
+  echo "  tcpdump -ni $IFACE -vv 'udp port 7000'"
+else
+  echo "tcpdump is not installed. Optional: apt-get install tcpdump"
+fi