From 8a00a3fdd3db45eab4073cced78900ee45247113 Mon Sep 17 00:00:00 2001
From: Chris Amico <eyeseast@gmail.com>
Date: Tue, 9 Jan 2024 10:48:39 -0500
Subject: [PATCH] Add a plugin to bust cache on deploy

---
 .gitignore                      |  1 +
 netlify.toml                    |  3 +++
 plugins/cache-bust/index.js     | 30 ++++++++++++++++++++++++++++++
 plugins/cache-bust/manifest.yml |  3 +++
 utility/purge.sh                |  7 +++++++
 5 files changed, 44 insertions(+)
 create mode 100644 netlify.toml
 create mode 100644 plugins/cache-bust/index.js
 create mode 100644 plugins/cache-bust/manifest.yml
 create mode 100755 utility/purge.sh

diff --git a/.gitignore b/.gitignore
index e3fc1919a..db643eacd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -27,6 +27,7 @@ public/assets/
 .netlify
 
 # Local test env file
+.env.secret
 .env.test
 .env.sentry-build-plugin
 playwright-report
diff --git a/netlify.toml b/netlify.toml
new file mode 100644
index 000000000..c6bf7b264
--- /dev/null
+++ b/netlify.toml
@@ -0,0 +1,3 @@
+
+[[context.production.plugins]]
+package = "/plugins/cache-bust"
diff --git a/plugins/cache-bust/index.js b/plugins/cache-bust/index.js
new file mode 100644
index 000000000..7d336706a
--- /dev/null
+++ b/plugins/cache-bust/index.js
@@ -0,0 +1,30 @@
+// bust cache after a production deploy succeeds
+
+const { CLOUDFLARE_ID, CLOUDFLARE_TOKEN } = process.env;
+const PURGE_URL = `https://api.cloudflare.com/client/v4
+/zones/${CLOUDFLARE_ID}/purge_cache`;
+
+export async function onSuccess() {
+  if (!CLOUDFLARE_ID) {
+    console.error("CLOUDFLARE_ID is not set.");
+    return;
+  }
+
+  const resp = await fetch(PURGE_URL, {
+    method: "POST",
+    headers: {
+      authorization: `Bearer ${CLOUDFLARE_TOKEN}`,
+      "content-type": "application/json",
+    },
+    body: JSON.stringify({ purge_everything: true }),
+  });
+
+  if (!resp.ok) {
+    console.error("Error purging cache.");
+    console.error(`${resp.status}: ${resp.statusText}`);
+  }
+
+  const result = await resp.json();
+
+  console.log(JSON.stringify(result, null, 2));
+}
diff --git a/plugins/cache-bust/manifest.yml b/plugins/cache-bust/manifest.yml
new file mode 100644
index 000000000..07559c2c0
--- /dev/null
+++ b/plugins/cache-bust/manifest.yml
@@ -0,0 +1,3 @@
+# cache bust plugin
+
+name: cache-bust
diff --git a/utility/purge.sh b/utility/purge.sh
new file mode 100755
index 000000000..1098561a8
--- /dev/null
+++ b/utility/purge.sh
@@ -0,0 +1,7 @@
+#!/usr/bin/env sh
+
+curl --request POST \
+  --url "https://api.cloudflare.com/client/v4/zones/${CLOUDFLARE_ID}/purge_cache" \
+  --header 'Content-Type: application/json' \
+  --header "Authorization: Bearer ${CLOUDFLARE_TOKEN}" \
+  --data '{"purge_everything": true}'