feat: initial implementation of the indexer

.dockerignore

@@ -0,0 +1,7 @@
+fly.toml
+Dockerfile
+.dockerignore
+node_modules
+*/node_modules
+.git
+.env

.github/workflows/ci.yml

@@ -14,9 +14,63 @@ jobs:
       - uses: actions/setup-node@v4
         with:
           node-version: 20
+      - uses: supercharge/redis-github-action@1.8.0
       - run: npm ci
       - run: npm test
 
+  docker-build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: read
+    env:
+      REGISTRY: ghcr.io
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build monorepo Docker image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          cache-from: type=registry,ref=ghcr.io/filecoin-station/piece-indexer
+          cache-to: type=inline
+
+  deploy-indexer:
+    if: github.ref == 'refs/heads/main'
+    needs: [test-indexer, docker-build]
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: superfly/flyctl-actions/setup-flyctl@master
+      - run: flyctl deploy --remote-only -c api/fly.toml
+        env:
+          FLY_API_TOKEN: ${{ secrets.FLY_API_TOKEN_INDEXER }}
+      - if: failure()
+        uses: slackapi/slack-github-action@v1.27.0
+        with:
+          channel-id: alerts
+          payload: |
+            {
+              "text": "Deployment of `${{ github.event.repository.name }}` failed",
+              "blocks": [
+                {
+                  "type": "section",
+                  "text": {
+                    "type": "mrkdwn",
+                    "text": ":warning: *<${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}|Deployment of `${{ github.event.repository.name }}` failed>*"
+                  }
+                }
+              ]
+            }
+        env:
+          SLACK_BOT_TOKEN: ${{ secrets.SLACK_BOT_TOKEN }}
+
   lint-all:
     runs-on: ubuntu-latest
     steps:

Dockerfile

@@ -0,0 +1,23 @@
+# syntax = docker/dockerfile:1
+
+FROM node:20.13.1-slim AS base
+LABEL fly_launch_runtime="nodejs"
+WORKDIR /app
+ENV NODE_ENV=production
+
+# Throw-away build stage to reduce size of final image
+FROM base AS build
+
+COPY --link package-lock.json package.json ./
+# We cannot use a wildcard until `COPY --parents` is stabilised
+# See https://docs.docker.com/reference/dockerfile/#copy---parents
+COPY --link indexer/package.json ./indexer/
+RUN npm ci --workspaces
+COPY --link . .
+
+# Final stage for app image
+FROM base
+COPY --from=build /app /app
+# This argument controls the value used by npm to choose which workspace (subdir) to start
+ENV NPM_CONFIG_WORKSPACE=""
+CMD [ "npm", "start" ]

README.md

@@ -3,3 +3,22 @@
 A lightweight IPNI node mapping Filecoin PieceCID → payload block CID.
 
 - [Design doc](./docs/design.md)
+
+## Development
+
+```bash
+docker run --name redis -p 6379:6379 -d redis
+npm start -w indexer
+```
+
+## Deployment
+
+Pushes to `main` will be deployed automatically.
+
+Perform manual devops using [Fly.io](https://fly.io):
+
+Indexer:
+
+```bash
+$ fly deploy --remote-only -c indexer/fly.toml
+```