terraform: update ubuntu 24.04, update ethtool (#21)

Author: clstokes

terraform/aws/internal-modules/aws-ec2-autoscaling/main.tf

@@ -27,7 +27,7 @@ data "aws_ami" "ubuntu" {
 
   filter {
     name   = "name"
-    values = ["ubuntu/images/hvm-ssd/ubuntu-jammy-22.04-*-server-*"]
+    values = ["ubuntu/images/hvm-ssd-gp3/ubuntu-noble-24.04-*-server-*"]
   }
 
   filter {

terraform/aws/internal-modules/aws-ec2-instance/main.tf

@@ -15,7 +15,7 @@ data "aws_ami" "ubuntu" {
 
   filter {
     name   = "name"
-    values = ["ubuntu/images/hvm-ssd/ubuntu-jammy-22.04-*-server-*"]
+    values = ["ubuntu/images/hvm-ssd-gp3/ubuntu-noble-24.04-*-server-*"]
   }
 
   filter {

terraform/azure/internal-modules/azure-linux-vm/main.tf

@@ -23,7 +23,7 @@ resource "azurerm_network_interface" "primary" {
     private_ip_address_allocation = "Dynamic"
     public_ip_address_id          = var.public_ip_address_id
   }
-  enable_ip_forwarding = module.tailscale_install_scripts.ip_forwarding_required
+  ip_forwarding_enabled = module.tailscale_install_scripts.ip_forwarding_required
 }
 
 resource "azurerm_network_interface_security_group_association" "tailscale" {
@@ -73,8 +73,8 @@ resource "azurerm_linux_virtual_machine" "tailscale_instance" {
 
   source_image_reference {
     publisher = "Canonical"
-    offer     = "0001-com-ubuntu-server-jammy"
-    sku       = "22_04-lts-gen2"
+    offer     = "ubuntu-24_04-lts"
+    sku       = "server"
     version   = "latest"
   }
 

terraform/google/internal-modules/google-compute-instance/main.tf

@@ -45,7 +45,7 @@ resource "google_compute_firewall" "tailscale_ingress_ipv6" {
 
 data "google_compute_image" "ubuntu" {
   project = "ubuntu-os-cloud"
-  family  = "ubuntu-2204-lts"
+  family  = "ubuntu-2404-lts-amd64"
 }
 
 resource "google_compute_instance" "tailscale_instance" {

terraform/internal-modules/tailscale-install-scripts/scripts/additional-scripts/ethtool-udp.tftpl

@@ -6,19 +6,13 @@
 
 echo -e '\n#\n# Beginning ethtool udp optimization configuration...\n#\n'
 
-NETDEV=$(ip route show 0/0 | cut -f5 -d' ')
+NETDEV=$(ip -o route get 8.8.8.8 | cut -f 5 -d " ")
+sudo ethtool -K $NETDEV rx-udp-gro-forwarding on rx-gro-list off
 
-for d in $NETDEV; do
-    ethtool -K $d rx-udp-gro-forwarding on rx-gro-list off
-    if [ "$?" -ne "0" ]; then
-        echo -e '\n#\n# ERROR: ethtool udp optimization failed.\n#\n'
-        exit 1
-    fi
-done
+printf '#!/bin/sh\n\nethtool -K %s rx-udp-gro-forwarding on rx-gro-list off \n' "$(ip -o route get 8.8.8.8 | cut -f 5 -d " ")" | sudo tee /etc/networkd-dispatcher/routable.d/50-tailscale
+sudo chmod 755 /etc/networkd-dispatcher/routable.d/50-tailscale
 
-for d in $NETDEV; do
-    printf '#!/bin/bash\n\nethtool -K %s rx-udp-gro-forwarding on rx-gro-list off \n' $d | sudo tee /etc/networkd-dispatcher/routable.d/50-tailscale-$d
-    chmod 755 /etc/networkd-dispatcher/routable.d/50-tailscale-$d
-done
+sudo /etc/networkd-dispatcher/routable.d/50-tailscale
+test $? -eq 0 || echo 'An error occurred.'
 
 echo -e '\n#\n# Complete.\n#\n'