Init script and CI

.github/workflows/coverage.yml

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+name: code coverage
+
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  comment-forge-coverage:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pull-requests: write
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Install foundry
+        uses: foundry-rs/foundry-toolchain@v1
+        with:
+          version: nightly
+      - name: Run Forge build
+        run: |
+          forge --version
+          forge build --sizes
+        id: build
+      - name: Run forge coverage
+        id: coverage
+        run: |
+          {
+          echo 'COVERAGE<<EOF'
+          forge coverage | grep '^|' | grep -v 'test/'
+          echo EOF
+          } >> "$GITHUB_OUTPUT"
+        env:
+          FOUNDRY_RPC_URL: "${{ secrets.RPC_URL }}"
+
+      - name: Check coverage is updated
+        uses: actions/github-script@v5
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          script: |
+            const fs = require('fs');
+            const file = "coverage.txt"
+            if(!fs.existsSync(file)) {
+              console.log("Nothing to check");
+              return
+            }
+            const currentCoverage = fs.readFileSync(file, "utf8").trim();
+            const newCoverage = (`${{ steps.coverage.outputs.COVERAGE }}`).trim();
+            if (newCoverage != currentCoverage) {
+              core.setFailed(`Code coverage not updated. Run : forge coverage | grep '^|' | grep -v 'test/'  > coverage.txt`);
+            }
+
+      - name: Comment on PR
+        id: comment
+        uses: actions/github-script@v5
+        with:
+          github-token: ${{ secrets.GITHUB_TOKEN }}
+          script: |
+            const {data: comments} = await github.rest.issues.listComments({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                issue_number: context.issue.number, 
+              })
+
+            const botComment = comments.find(comment => comment.user.id === 41898282)
+
+            const output = `${{ steps.coverage.outputs.COVERAGE }}`;
+            const commentBody = `Forge code coverage:\n${output}\n`;
+
+            if (botComment) {
+              github.rest.issues.updateComment({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                comment_id: botComment.id,
+                body: commentBody
+              })
+            } else {
+              github.rest.issues.createComment({
+                issue_number: context.issue.number,
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                body: commentBody
+              });
+            }

.github/workflows/docker.yaml

@@ -0,0 +1,42 @@
+name: Docker
+
+on: [push]
+
+jobs:
+  docker:
+    name: Build Docker Image
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v3
+        with:
+          images: |
+            europe-west4-docker.pkg.dev/stakewiselabs/public/multichain
+          flavor: |
+            latest=auto
+          tags: |
+            type=ref,event=branch
+            type=ref,event=tag
+            type=sha
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Login to GAR
+        uses: docker/login-action@v3
+        with:
+          registry: europe-west4-docker.pkg.dev
+          username: _json_key
+          password: ${{ secrets.GAR_JSON_KEY }}
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: price_updater
+          file: price_updater/Dockerfile
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          platforms: linux/amd64,linux/arm64
+          cache-from: type=gha
+          cache-to: type=gha,mode=max

.github/workflows/lint.yml

@@ -0,0 +1,24 @@
+name: Lint
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  run-linters:
+    name: Run linters
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check out Git repository
+        uses: actions/checkout@v3
+
+      - name: Install Foundry
+        uses: foundry-rs/foundry-toolchain@v1
+        with:
+          version: nightly
+
+      - name: Lint
+        run: forge fmt --check

.github/workflows/tests-merge.yml

@@ -0,0 +1,39 @@
+name: Tests
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  forge-tests:
+    name: Forge Tests
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: recursive
+
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 18
+
+      - run: yarn
+        working-directory: test
+
+      - name: Install Foundry
+        uses: foundry-rs/foundry-toolchain@v1
+        with:
+          version: nightly
+
+      - name: Build
+        run: forge build
+        env:
+          FOUNDRY_PROFILE: ci
+
+      - name: Run tests
+        run: forge test --isolate -vvv
+        env:
+          FOUNDRY_PROFILE: ci
+          FORGE_SNAPSHOT_CHECK: true

.github/workflows/tests-pr.yml

@@ -0,0 +1,40 @@
+name: Tests
+
+on:
+  pull_request:
+    branches:
+      - main
+      - dev
+
+jobs:
+  forge-tests:
+    name: Forge Tests
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: recursive
+
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 18
+
+      - run: yarn
+        working-directory: test
+
+      - name: Install Foundry
+        uses: foundry-rs/foundry-toolchain@v1
+        with:
+          version: nightly
+
+      - name: Build
+        run: forge build
+        env:
+          FOUNDRY_PROFILE: pr
+
+      - name: Run tests
+        run: forge test --isolate -vvv
+        env:
+          FOUNDRY_PROFILE: pr
+          FORGE_SNAPSHOT_CHECK: true

.gitignore

@@ -1,6 +1,7 @@
 # Compiler files
 cache/
 out/
+*node_modules/
 
 # Ignores development broadcast logs
 !/broadcast

price_updater/.env.example

@@ -0,0 +1,17 @@
+# Sepolia
+MAINNET_RPC_URL=https://example.com
+ARBITRUM_RPC_URL=https://example.com
+PRIVATE_KEY=0x2......
+TARGET_CHAIN=10003
+TARGET_ADDRESS=0x744836a91f5151c6ef730eb7e07c232997debaaa
+PRICE_FEED=0x38211b7ed71fa91fd65b69b6bf2c02efe60fc35b
+PRICE_FEED_SENDER=0xe572a8631a49ec4c334812bb692beecf934ac4e9
+
+# Mainnet
+MAINNET_RPC_URL=https://example.com
+ARBITRUM_RPC_URL=https://example.com
+PRIVATE_KEY=0x2......
+TARGET_CHAIN=23
+TARGET_ADDRESS=0xbd335c16c94be8c4dd073ae376ddf78bec1858df
+PRICE_FEED=0xba74737a078c05500dd98c970909e4a3b90c35c6
+PRICE_FEED_SENDER=0xf7d4e7273e5015c96728a6b02f31c505ee184603

price_updater/Dockerfile

@@ -0,0 +1,11 @@
+FROM python:3.11-alpine
+
+WORKDIR /app
+
+COPY requirements.txt .
+
+RUN pip install -r requirements.txt
+
+COPY update_price.py .
+
+ENTRYPOINT ["python", "update_price.py"]

price_updater/manifest.yaml

@@ -0,0 +1,18 @@
+apiVersion: batch/v1
+kind: CronJob
+metadata:
+  name: multichain-price-update
+spec:
+  schedule: "00 */6 * * *"
+  jobTemplate:
+    spec:
+      template:
+        spec:
+          containers:
+          - name: update
+            image: europe-west4-docker.pkg.dev/stakewiselabs/public/multichain:latest
+            imagePullPolicy: Always
+            envFrom:
+            - configMapRef:
+                name: multichain-config
+          restartPolicy: OnFailure

price_updater/requirements.txt

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+aiohttp==3.9.5
+aiosignal==1.3.1
+attrs==23.2.0
+bitarray==2.9.2
+certifi==2024.2.2
+charset-normalizer==3.3.2
+ckzg==1.0.2
+cytoolz==0.12.3
+eth-account==0.11.2
+eth-hash==0.7.0
+eth-keyfile==0.8.1
+eth-keys==0.5.1
+eth-rlp==1.0.1
+eth-typing==4.2.3
+eth-utils==4.1.1
+eth_abi==5.1.0
+frozenlist==1.4.1
+hexbytes==0.3.1
+idna==3.7
+jsonschema==4.22.0
+jsonschema-specifications==2023.12.1
+lru-dict==1.2.0
+multidict==6.0.5
+parsimonious==0.10.0
+protobuf==5.27.0
+pycryptodome==3.20.0
+python-dotenv==1.0.1
+pyunormalize==15.1.0
+referencing==0.35.1
+regex==2024.5.15
+requests==2.32.2
+rlp==4.0.1
+rpds-py==0.18.1
+toolz==0.12.1
+typing_extensions==4.12.0
+urllib3==2.2.1
+web3==6.19.0
+websockets==12.0
+yarl==1.9.4