diff options
Diffstat (limited to 'roles/jails/16_dl/templates')
| -rw-r--r-- | roles/jails/16_dl/templates/wg_random_tunnel.j2 | 37 |
1 files changed, 29 insertions, 8 deletions
diff --git a/roles/jails/16_dl/templates/wg_random_tunnel.j2 b/roles/jails/16_dl/templates/wg_random_tunnel.j2 index 3cc9492..c3fb478 100644 --- a/roles/jails/16_dl/templates/wg_random_tunnel.j2 +++ b/roles/jails/16_dl/templates/wg_random_tunnel.j2 @@ -1,17 +1,38 @@ #!/bin/sh -set -eux +set -eu -CONF=$(ls /usr/local/etc/wireguard/ | sort -R | head -n1) GATEWAY={{ ingress_ip }} +MAX_ATTEMPTS=5 +attempt=0 # Shut down current tunnel -wg-quick down $(wg show interfaces) || true +wg-quick down $(wg show interfaces) 2>/dev/null || true -wg-quick up "/usr/local/etc/wireguard/${CONF}" +while [ $attempt -lt $MAX_ATTEMPTS ]; do + attempt=$((attempt + 1)) + CONF=$(ls /usr/local/etc/wireguard/ | sort -R | head -n1) -TUNNEL_IF=$(wg show interfaces) -TUNNEL_IP=$(wg show $TUNNEL_IF endpoints | awk '{print $2}' | tr ':' ' ' | awk '{print $1}') + echo "Attempt ${attempt}/${MAX_ATTEMPTS}: trying ${CONF}" -route delete $TUNNEL_IP -route add $TUNNEL_IP $GATEWAY + wg-quick up "/usr/local/etc/wireguard/${CONF}" + + TUNNEL_IF=$(wg show interfaces) + TUNNEL_IP=$(wg show $TUNNEL_IF endpoints | awk '{print $2}' | tr ':' ' ' | awk '{print $1}') + + route delete $TUNNEL_IP 2>/dev/null || true + route add $TUNNEL_IP $GATEWAY + + # Check connectivity + if ping -c 2 -W 5 8.8.8.8 >/dev/null 2>&1; then + echo "Tunnel ${CONF} is working." + exit 0 + fi + + echo "No connectivity via ${CONF}, tearing down." + wg-quick down $TUNNEL_IF || true + +done + +echo "ERROR: Failed to establish connectivity after ${MAX_ATTEMPTS} attempts." +exit 1 |