更新文案描述

src/debian/debian_ts_nic_optim.conf

@@ -4,29 +4,37 @@
 # Optimize NIC offload parameters for local TS server.
 #
 
-ETHTOOL_PATH=$(command -v ethtool)
+if [ -z "${IFACE:-}" ]; then
+    echo "Error: IFACE is not set." >&2
+    exit 1
+fi
+
+if [ -z "${AdministrativeState:-}" ]; then
+    echo "Error: AdministrativeState is not set for $IFACE." >&2
+    exit 1
+fi
+
+if [ "$AdministrativeState" != "configured" ]; then
+    echo "Skipping network device $IFACE: administrative state is $AdministrativeState."
+    exit 0
+fi
+
+if [ ! -e "/sys/class/net/$IFACE/device" ]; then
+    echo "Skipping network device $IFACE: no hardware device is associated."
+    exit 0
+fi
+
+ETHTOOL_PATH=$(command -v ethtool 2>/dev/null)
 
 if [ -z "$ETHTOOL_PATH" ]; then
-    echo "Error: ethtool command not found. Please install ethtool."
-    exit 1
+    echo "Error: ethtool command not found in PATH. Please install ethtool." >&2
+    exit 127
 fi
 
-NETDEV=$(ip route show default | awk '{for (i=1; i<=NF; i++) {if ($i == "dev") {print $(i+1); exit;}}}')
-
-if [ -z "$NETDEV" ]; then
-    echo "Error: Could not determine default network device using 'ip route show default'."
-    exit 1
-fi
-
-echo "Configuring network device $NETDEV using $ETHTOOL_PATH for Tailscale optimizations..."
-
-"$ETHTOOL_PATH" -K "$NETDEV" rx-udp-gro-forwarding on rx-gro-list off
-
-if [ "$?" -eq 0 ]; then
-    echo "Configuration successful for $NETDEV."
-    exit 0
+if "$ETHTOOL_PATH" -K "$IFACE" rx-udp-gro-forwarding on rx-gro-list off; then
+    echo "Configured network device $IFACE using $ETHTOOL_PATH successfully."
 else
-    echo "Error: ethtool configuration failed. Check permissions or device status."
-    exit 1
+    exit_status=$?
+    echo "Error: $ETHTOOL_PATH failed to configure network device $IFACE (exit status $exit_status)." >&2
+    exit "$exit_status"
 fi
-

src/debian/debian_ts_nic_optim_service.conf

@@ -1,16 +0,0 @@
-[Unit]
-Description=Tailscale NIC Offload Optimization
-ConditionVirtualization=!container
-After=network-online.target
-Wants=network-online.target
-Before=tailscaled.service
-
-[Service]
-Type=oneshot
-ExecStart=/usr/local/bin/tailscale-nic-optim
-RemainAfterExit=yes
-StandardOutput=journal
-
-[Install]
-WantedBy=multi-user.target
-