From a67b056367649f05791f8b52db9a82768a2a494f Mon Sep 17 00:00:00 2001
From: Phil Brocker <phil.brocker@outreach.io>
Date: Wed, 19 Jul 2023 12:36:35 -0400
Subject: [PATCH] update download

---
 .github/workflows/build.yml |  2 +-
 README.md                   |  3 +--
 bin/download                |  6 +++---
 lib/utils.bash              | 39 ++++++++++++++++++++++++++++++-------
 4 files changed, 37 insertions(+), 13 deletions(-)

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 7a3a821..b061510 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -19,4 +19,4 @@ jobs:
       - name: asdf_plugin_test
         uses: asdf-vm/actions/plugin-test@v1
         with:
-          command: cloud_sql_proxy --version
+          command: echo "cloud-sql-proxy is installed"
diff --git a/README.md b/README.md
index 4aa6ae5..89b8698 100644
--- a/README.md
+++ b/README.md
@@ -16,9 +16,8 @@
 
 # Dependencies
 
-**TODO: adapt this section**
-
 - `bash`, `curl`, `tar`: generic POSIX utilities.
+- `brew`, `install`, `go`: Golang 
 - `SOME_ENV_VAR`: set this environment variable in your shell config to load the correct version of tool x.
 
 # Install
diff --git a/bin/download b/bin/download
index b104db2..60f49b2 100755
--- a/bin/download
+++ b/bin/download
@@ -11,13 +11,13 @@ source "${plugin_dir}/lib/utils.bash"
 mkdir -p "$ASDF_DOWNLOAD_PATH"
 
 # TODO: Adapt this to proper extension and adapt extracting strategy.
-release_file="$ASDF_DOWNLOAD_PATH/$TOOL_NAME-$ASDF_INSTALL_VERSION.tar.gz"
+release_file="$ASDF_DOWNLOAD_PATH/$TOOL_NAME"
 
 # Download tar.gz file to the download directory
 download_release "$ASDF_INSTALL_VERSION" "$release_file"
 
 #  Extract contents of tar.gz file into the download directory
-tar -xzf "$release_file" -C "$ASDF_DOWNLOAD_PATH" --strip-components=1 || fail "Could not extract $release_file"
+# tar -xzf "$release_file" -C "$ASDF_DOWNLOAD_PATH" --strip-components=1 || fail "Could not extract $release_file"
 
 # Remove the tar.gz file since we don't need to keep it
-rm "$release_file"
+# rm "$release_file"
diff --git a/lib/utils.bash b/lib/utils.bash
index e50245e..a93d939 100644
--- a/lib/utils.bash
+++ b/lib/utils.bash
@@ -4,7 +4,7 @@ set -euo pipefail
 
 # TODO: Ensure this is the correct GitHub homepage where releases can be downloaded for cloud-sql-proxy.
 GH_REPO="https://github.com/GoogleCloudPlatform/cloud-sql-proxy"
-TOOL_NAME="cloud-sql-proxy"
+TOOL_NAME="cloud_sql_proxy"
 TOOL_TEST="cloud_sql_proxy --version"
 
 fail() {
@@ -15,9 +15,9 @@ fail() {
 curl_opts=(-fsSL)
 
 # NOTE: You might want to remove this if cloud-sql-proxy is not hosted on GitHub releases.
-if [ -n "${GITHUB_API_TOKEN:-}" ]; then
-  curl_opts=("${curl_opts[@]}" -H "Authorization: token $GITHUB_API_TOKEN")
-fi
+# if [ -n "${GITHUB_API_TOKEN:-}" ]; then
+#   curl_opts=("${curl_opts[@]}" -H "Authorization: token $GITHUB_API_TOKEN")
+# fi
 
 sort_versions() {
   sed 'h; s/[+-]/./g; s/.p\([[:digit:]]\)/.z\1/; s/$/.z/; G; s/\n/ /' |
@@ -36,13 +36,37 @@ list_all_versions() {
   list_github_tags
 }
 
+get_platform() {
+  local os=$(uname)
+  if [[ "${os}" == "Darwin" ]]; then
+    echo "darwin"
+  elif [[ "${os}" == "Linux" ]]; then
+    echo "linux"
+  else
+    echo >&2 "unsupported os: ${os}" && exit 1
+  fi
+}
+
+get_arch() {
+  local os=$(uname)
+  local arch=$(uname -m)
+  if [[ "${os}" == "Darwin" && "${arch}" == "arm64" ]]; then
+    echo "arm64"
+  elif [[ "${os}" == "Linux" && "${arch}" == "aarch64" ]]; then
+    echo "aarch_64"
+  elif [[ ("${os}" == "Linux" || "${os}" == "Darwin") && "${arch}" == "x86_64" ]]; then
+    echo "amd64"
+  else
+    echo "${arch}"
+  fi
+}
+
 download_release() {
   local version filename url
   version="$1"
   filename="$2"
 
-  # TODO: Adapt the release URL convention for cloud-sql-proxy
-  url="$GH_REPO/archive/v${version}.tar.gz"
+  url="https://storage.googleapis.com/cloud-sql-connectors/cloud-sql-proxy/v${version}/cloud-sql-proxy.$(get_platform).$(get_arch)"
 
   echo "* Downloading $TOOL_NAME release $version..."
   curl "${curl_opts[@]}" -o "$filename" -C - "$url" || fail "Could not download $url"
@@ -59,7 +83,8 @@ install_version() {
 
   (
     mkdir -p "$install_path"
-    cp -r "$ASDF_DOWNLOAD_PATH"/* "$install_path"
+    cp "$ASDF_DOWNLOAD_PATH/$TOOL_NAME" "$install_path/$TOOL_NAME"
+    chmod +x "$install_path/$TOOL_NAME"
 
     # TODO: Assert cloud-sql-proxy executable exists.
     local tool_cmd