From ea4b94973ffeda9e53fbf63c68415272276ea4e0 Mon Sep 17 00:00:00 2001
From: Patricio Mac Adden <patriciomacadden@gmail.com>
Date: Wed, 4 Sep 2024 16:21:58 -0300
Subject: [PATCH] Add bundler cache feature

---
 features/bundler-cache/README.md              | 19 +++++++++++++++++++
 .../bundler-cache/devcontainer-feature.json   | 17 +++++++++++++++++
 features/bundler-cache/install.sh             | 16 ++++++++++++++++
 3 files changed, 52 insertions(+)
 create mode 100644 features/bundler-cache/README.md
 create mode 100644 features/bundler-cache/devcontainer-feature.json
 create mode 100644 features/bundler-cache/install.sh

diff --git a/features/bundler-cache/README.md b/features/bundler-cache/README.md
new file mode 100644
index 0000000..378758f
--- /dev/null
+++ b/features/bundler-cache/README.md
@@ -0,0 +1,19 @@
+# Bundler cache
+
+Creates a volume for persisting the installed gems across different containers.
+
+## Example Usage
+
+```json
+"features": {
+  "ghcr.io/rails/devcontainer/features/bundler-cache:1": {}
+}
+```
+
+## Options
+
+## Customizations
+
+## OS Support
+
+`bash` is required to execute the `install.sh` script.
diff --git a/features/bundler-cache/devcontainer-feature.json b/features/bundler-cache/devcontainer-feature.json
new file mode 100644
index 0000000..b1df7b3
--- /dev/null
+++ b/features/bundler-cache/devcontainer-feature.json
@@ -0,0 +1,17 @@
+{
+  "id": "bundler-cache",
+  "version": "1.0.0",
+  "name": "Bundler cache",
+  "description": "Creates a volume for persisting the installed gems across different containers",
+  "containerEnv": {
+    "BUNDLE_PATH": "/bundle/vendor"
+  },
+  "mounts": [
+    {
+      "source": "bundler-data",
+      "target": "/bundle",
+      "type": "volume"
+    }
+  ],
+  "postCreateCommand": "/usr/local/share/bundler-data-permissions.sh"
+}
diff --git a/features/bundler-cache/install.sh b/features/bundler-cache/install.sh
new file mode 100644
index 0000000..d53017f
--- /dev/null
+++ b/features/bundler-cache/install.sh
@@ -0,0 +1,16 @@
+#!/bin/sh
+
+set -e
+
+USERNAME="${USERNAME:-"${_REMOTE_USER:-"automatic"}"}"
+
+POST_CREATE_COMMAND_SCRIPT_PATH="/usr/local/share/bundler-data-permissions.sh"
+
+tee "$POST_CREATE_COMMAND_SCRIPT_PATH" > /dev/null \
+<< EOF
+#!/bin/sh
+set -e
+sudo chown -R ${USERNAME} /bundle
+EOF
+
+chmod 755 "$POST_CREATE_COMMAND_SCRIPT_PATH"