Merge pull request #3 from HewlettPackard/macos-install

Install script for MacOS/M1 and README update

README.md

@@ -25,3 +25,22 @@ The above will install the latest available release. To install a specific relea
 ```shell
 VERSION=v0.0.5 bash <(curl -sL https://raw.githubusercontent.com/HewlettPackard/terraform-provider-hpegl/main/tools/install-hpegl-provider.sh)
 ```
+
+### MacOS
+
+Before using the install script, install GNU grep via homebrew with `brew install grep`
+
+**Please note: Running a terminal on Apple Silicon through Rosetta will return the wrong architecture for the machine, installing amd64 rather than arm64**
+
+Use the script `tools/install-hpegl-provider-macos.sh` to automatically download and install hpegl provider:
+
+
+```shell
+bash <(curl -sL https://raw.githubusercontent.com/HewlettPackard/terraform-provider-hpegl/main/tools/install-hpegl-provider-macos.sh)
+```
+
+The above will install the latest available release. To install a specific release:
+
+```shell
+VERSION=v0.0.5 bash <(curl -sL https://raw.githubusercontent.com/HewlettPackard/terraform-provider-hpegl/main/tools/install-hpegl-provider-macos.sh)
+```

tools/install-hpegl-provider-macos.sh

@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+
+set -e
+
+os="darwin"
+
+if [[ `uname -m` == 'x86_64' ]] 
+then
+  echo 'Intel Architecture detected'
+  arch="amd64"
+elif [[ `uname -m` == 'arm64' ]] 
+then
+  echo 'Apple Silicon Architecture detected'
+  arch="arm64"
+fi
+
+repo="HewlettPackard/terraform-provider-hpegl"
+macos_hpegl_dir="${HOME}/.terraform.d/plugins/registry.terraform.io/hewlettpackard/hpegl"
+
+get_latest_release () {
+  local release_url="https://api.github.com/repos/${repo}/releases/latest"
+  curl -sL "$release_url" | ggrep -Po '"tag_name": "\K.*?(?=")'
+}
+
+download_and_extract () {
+  local dest_dir="${macos_hpegl_dir}/${version_number}/${os}_${arch}/"
+  local hpegl_zip="terraform-provider-hpegl_${version_number}_${os}_${arch}.zip"
+  local hpegl_dl_url="https://github.com/${repo}/releases/download/${VERSION}/${hpegl_zip}"
+
+  mkdir -p "$dest_dir" && cd "$dest_dir"
+  curl -sL "$hpegl_dl_url" -o "$hpegl_zip" && \
+    unzip -u "$hpegl_zip" && \
+    rm -f "$hpegl_zip"
+}
+
+VERSION=${VERSION:=$(get_latest_release)}
+version_number=${VERSION//v}
+download_and_extract