Merge pull request #4 from mapswipe/project/backend-integration

Project: Backend integration

Author: tnagorra

.github/workflows/docker-push-dev.yml

@@ -0,0 +1,69 @@
+name: Docker publish dev
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+     - "develop"
+  pull_request:
+
+jobs:
+  docker-publish:
+    name: Publish docker
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: 🐳 Prepare Docker
+        id: prep
+        env:
+          REPO_NAME: ghcr.io/${{ github.repository }}
+        run: |
+          REPO_NAME=$(echo $REPO_NAME | tr '[:upper:]' '[:lower:]')
+          TAG="0.0.1-dev"
+
+          # Docker
+          echo "docker_image_name=${REPO_NAME}" >> $GITHUB_OUTPUT
+          echo "docker_image_tag=${TAG}" >> $GITHUB_OUTPUT
+          echo "docker_image=${REPO_NAME}:${TAG}" >> $GITHUB_OUTPUT
+
+      - name: Login to GitHub Container Registry
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: 🐳 Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: 🐳 Cache Docker layers
+        uses: actions/cache@v4
+        with:
+          path: /tmp/.buildx-cache
+          key: ${{ runner.os }}-buildx-${{ github.ref }}
+          restore-keys: |
+            ${{ runner.os }}-buildx-refs/develop
+            ${{ runner.os }}-buildx-
+
+      - name: 🐳 Build image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          builder: ${{ steps.buildx.outputs.name }}
+          file: Dockerfile
+          push: false
+          load: true
+          provenance: false  # XXX: Without this we have untagged images in ghcr.io
+          tags: ${{ steps.prep.outputs.docker_image }}
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
+      - name: 🐳 Docker push
+        if: github.event_name != 'pull_request'
+        env:
+          DOCKER_IMAGE: ${{ steps.prep.outputs.docker_image }}
+        run: docker push $DOCKER_IMAGE

.gitignore

@@ -63,3 +63,10 @@ node_modules/
 .env
 
 .DS_Store
+
+# Firebase emulator temp export files
+firebase-export-*
+
+*.egg-info
+
+__pycache__

Dockerfile

@@ -1,6 +1,20 @@
-FROM node:14.18.0-alpine
-RUN npm install firebase-functions@latest firebase-admin@latest --save
-RUN npm install -g [email protected]
-COPY . /firebase
-RUN cd firebase/functions && npm install
-WORKDIR /firebase/
+# NOTE: If you make any BREAKING CHANGE:
+# - Update the Docker image tag in `./.github/workflows/docker-push-dev.yml`
+# - Update the `mapswipe-backend` workflow to use the new image tag
+FROM node:22-bullseye-slim
+
+RUN apt-get update -y \
+    && apt-get install -y --no-install-recommends openjdk-11-jdk bash procps
+
+WORKDIR /firebase
+
+# renovate: datasource=github-tags depName=firebase/firebase-tools
+ARG FIREBASE_TOOLS_VERSION=14.5.1
+
+RUN --mount=type=cache,target=/root/.npm \
+    npm install -g firebase-tools@$FIREBASE_TOOLS_VERSION \
+    # Download jar files
+    && firebase setup:emulators:database \
+    && firebase setup:emulators:firestore \
+    && firebase setup:emulators:storage \
+    && firebase setup:emulators:ui

docker_entrypoint.sh

@@ -0,0 +1,52 @@
+#!/bin/bash
+
+set -e
+
+# TODO: This may need another look
+cd functions
+yarn install --frozen-lockfile
+yarn build
+cd ../
+
+# PIDs
+pid=0
+tail_pid=0
+
+# Signal handler for graceful shutdown
+graceful_shutdown() {
+  echo "[INFO] Caught termination signal. Forwarding to Firebase emulator..."
+
+  if kill -0 "$pid" 2>/dev/null; then
+    kill -TERM "$pid"
+    wait "$pid"
+  fi
+
+  if kill -0 "$tail_pid" 2>/dev/null; then
+    kill "$tail_pid"
+    wait "$tail_pid"
+  fi
+
+  echo "[INFO] Firebase shut down gracefully, export should be complete."
+  exit 0
+}
+
+# Trap SIGINT and SIGTERM for Docker shutdown
+trap graceful_shutdown SIGINT SIGTERM
+
+# Start Firebase emulator in background
+echo "[INFO] Starting Firebase emulator..."
+FIREBASE_EMULATOR_DATA_DIR=${FIREBASE_EMULATOR_DATA_DIR?FIREBASE_EMULATOR_DATA_DIR is required}
+firebase emulators:start --import="$FIREBASE_EMULATOR_DATA_DIR" --export-on-exit &
+pid="$!"
+
+
+# Keep container alive with dummy tail
+tail -f /dev/null &
+tail_pid="$!"
+
+# Wait on both Firebase and tail, exit if either ends
+wait -n "$pid" "$tail_pid"
+
+# If we got here without a signal, something ended unexpectedly
+echo "[ERROR] Firebase or keep-alive process exited unexpectedly"
+exit 1

firebase.json

@@ -24,20 +24,27 @@
     ]
   },
   "emulators": {
+    "singleProjectMode": true,
     "auth": {
+      "host": "0.0.0.0",
       "port": 9099
     },
     "functions": {
+      "host": "0.0.0.0",
       "port": 5001
     },
     "database": {
+      "host": "0.0.0.0",
       "port": 9000
     },
     "hosting": {
+      "host": "0.0.0.0",
       "port": 5000
     },
     "ui": {
-      "enabled": true
+      "enabled": true,
+      "port": 4000,
+      "host": "0.0.0.0"
     }
   }
 }