From 8c96d8be272d3ef63d98015a722b4a5e9b43a2fa Mon Sep 17 00:00:00 2001
From: Bobbie Soedirgo <bobbie@soedirgo.dev>
Date: Mon, 29 May 2023 15:58:49 +0800
Subject: [PATCH] feat(self-host): use `<API_URL>/functions/v1` for Edge
 Functions

---
 docker/.env.example                     |  5 +++--
 docker/docker-compose.yml               |  7 +++----
 docker/volumes/api/kong.yml             | 13 +++++++++++++
 docker/volumes/functions/hello/index.ts | 16 ++++++++++++++++
 4 files changed, 35 insertions(+), 6 deletions(-)
 create mode 100644 docker/volumes/functions/hello/index.ts

diff --git a/docker/.env.example b/docker/.env.example
index 17bb463705f..21304c2557b 100644
--- a/docker/.env.example
+++ b/docker/.env.example
@@ -82,7 +82,8 @@ IMGPROXY_ENABLE_WEBP_DETECTION=true
 ############
 # Functions - Configuration for Functions
 ############
-FUNCTIONS_HTTP_PORT=9002
+# NOTE: VERIFY_JWT applies to all functions. Per-function VERIFY_JWT is not supported yet.
+FUNCTIONS_VERIFY_JWT=false
 
 ############
 # Logs - Configuration for Logflare
@@ -101,4 +102,4 @@ VECTOR_API_PORT=9001
 
 # Google Cloud Project details
 GOOGLE_PROJECT_ID=GOOGLE_PROJECT_ID
-GOOGLE_PROJECT_NUMBER=GOOGLE_PROJECT_NUMBER
\ No newline at end of file
+GOOGLE_PROJECT_NUMBER=GOOGLE_PROJECT_NUMBER
diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index 29c790d899d..3e28b3acdc4 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -250,10 +250,9 @@ services:
       SUPABASE_URL: http://kong:8000
       SUPABASE_ANON_KEY: ${ANON_KEY}
       SUPABASE_SERVICE_ROLE_KEY: ${SERVICE_ROLE_KEY}
-      SUPABASE_DB_URL: postgresql://postgres:${POSTGRES_PASSWORD}@{POSTGRES_DB}:${POSTGRES_PORT}/${POSTGRES_DB}"
-      VERIFY_JWT: "false"
-    ports:
-      - ${FUNCTIONS_HTTP_PORT}:9000/tcp
+      SUPABASE_DB_URL: postgresql://postgres:${POSTGRES_PASSWORD}@{POSTGRES_DB}:${POSTGRES_PORT}/${POSTGRES_DB}
+      # TODO: Allow configuring VERIFY_JWT per function. This PR might help: https://github.com/supabase/cli/pull/786
+      VERIFY_JWT: "${FUNCTIONS_VERIFY_JWT}"
     volumes:
       - ./volumes/functions:/home/deno/functions:Z
     command:
diff --git a/docker/volumes/api/kong.yml b/docker/volumes/api/kong.yml
index eb1a079eb27..ca90a29a3e4 100644
--- a/docker/volumes/api/kong.yml
+++ b/docker/volumes/api/kong.yml
@@ -153,6 +153,19 @@ services:
           - /storage/v1/
     plugins:
       - name: cors
+
+  ## Edge Functions routes
+  - name: functions-v1
+    _comment: 'Edge Functions: /functions/v1/* -> http://functions:9000/*'
+    url: http://functions:9000/
+    routes:
+      - name: functions-v1-all
+        strip_path: true
+        paths:
+          - /functions/v1/
+    plugins:
+      - name: cors
+
   ## Analytics routes
   - name: analytics-v1
     _comment: 'Analytics: /analytics/v1/* -> http://logflare:4000/*'
diff --git a/docker/volumes/functions/hello/index.ts b/docker/volumes/functions/hello/index.ts
new file mode 100644
index 00000000000..f1e20b90e01
--- /dev/null
+++ b/docker/volumes/functions/hello/index.ts
@@ -0,0 +1,16 @@
+// Follow this setup guide to integrate the Deno language server with your editor:
+// https://deno.land/manual/getting_started/setup_your_environment
+// This enables autocomplete, go to definition, etc.
+
+import { serve } from "https://deno.land/std@0.177.1/http/server.ts"
+
+serve(async () => {
+  return new Response(
+    `"Hello from Edge Functions!"`,
+    { headers: { "Content-Type": "application/json" } },
+  )
+})
+
+// To invoke:
+// curl 'http://localhost:<KONG_HTTP_PORT>/functions/v1/hello' \
+//   --header 'Authorization: Bearer <anon/service_role API key>'