Update script URL for edge

Signed-off-by: Alex Ellis (OpenFaaS Ltd) <alexellis2@gmail.com>

hack/install-edge.sh

@@ -0,0 +1,77 @@
+#!/bin/bash
+
+if [ "$EUID" -ne 0 ]; then
+    echo "Please run as root or with sudo"
+    exit
+fi
+
+has_yum() {
+  [ -n "$(command -v yum)" ]
+}
+
+has_apt_get() {
+  [ -n "$(command -v apt-get)" ]
+}
+
+has_pacman() {
+  [ -n "$(command -v pacman)" ]
+}
+
+install_required_packages() {
+  if $(has_apt_get); then
+    # Debian bullseye is missing iptables. Added to required packages
+    # to get it working in raspberry pi. No such known issues in
+    # other distros. Hence, adding only to this block.
+    # reference: https://github.com/openfaas/faasd/pull/237
+    apt-get update -y
+    apt-get install -y curl runc bridge-utils iptables
+  elif $(has_yum); then
+    yum check-update -y
+    yum install -y curl runc iptables-services
+  elif $(has_pacman); then
+    pacman -Syy
+    pacman -Sy curl runc bridge-utils
+  else
+    fatal "Could not find apt-get, yum, or pacman. Cannot install dependencies on this OS."
+    exit 1
+  fi
+}
+
+echo "OpenFaaS Edge (based upon faasd and OpenFaaS Standard)"
+echo ""
+echo ""
+
+echo "1. Installing required OS packages, set SKIP_OS=1 to skip this step"
+echo ""
+
+if [ -z "$SKIP_OS" ]; then
+    install_required_packages
+fi
+
+echo "2. Downloading OCI image, and installing pre-requisites"
+echo ""
+if [ ! -x "$(command -v arkade)" ]; then
+    curl -sLS https://get.arkade.dev | sh
+fi
+
+PATH=$PATH:$HOME/.arkade/bin
+
+tmpdir=$(mktemp -d)
+
+arkade oci install --path ${tmpdir} \
+  ghcr.io/openfaasltd/faasd-pro:latest
+
+cd ${tmpdir}
+./install.sh ./
+
+echo ""
+echo "3. You now need to activate your license via GitHub"
+echo ""
+echo "sudo -E faasd github login"
+echo "sudo -E faasd activate"
+echo ""
+echo ""
+echo "4. Then perform the final installation steps"
+echo ""
+echo "sudo -E sh -c \"cd ${tmpdir}/var/lib/faasd && faasd install\""
+echo ""