Merge pull request #697 from openziti/install-ubuntu-bash

consolidate ubuntu install commands

scripts/install-ubuntu.bash

@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+
+set -euxo pipefail
+
+source /etc/os-release
+[[ -n ${UBUNTU_CODENAME:-} ]] || {
+  echo "Unable to determine Ubuntu version" >&2
+  exit 1
+}
+
+case ${UBUNTU_CODENAME} in 
+  jammy|focal|bionic)
+    UBUNTU_LTS=${UBUNTU_CODENAME}
+    ;;
+  lunar|kinetic)
+    UBUNTU_LTS=jammy
+    ;;
+  impish|hirsute|groovy)
+    UBUNTU_LTS=focal
+    ;;
+  eoan|disco|cosmic)
+    UBUNTU_LTS=bionic
+    ;;
+  *)
+    echo "Unsupported Ubuntu version: ${UBUNTU_CODENAME}" >&2
+    exit 1
+    ;;
+esac
+
+curl -sSLf https://get.openziti.io/tun/package-repos.gpg \
+  | sudo gpg --dearmor --output /usr/share/keyrings/openziti.gpg
+
+echo "deb [signed-by=/usr/share/keyrings/openziti.gpg] https://packages.openziti.org/zitipax-openziti-deb-stable ${UBUNTU_LTS} main" \
+  | sudo tee /etc/apt/sources.list.d/openziti.list >/dev/null
+
+sudo apt update
+sudo apt install -y ziti-edge-tunnel