chore: package as deb and enable reading ENV vars

Author: vandot

.github/workflows/publish_deb.yaml

@@ -0,0 +1,27 @@
+name: Publish deb
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  docker-release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 18
+      - name: Build deb package
+        if: success()
+        run: |
+          npm ci
+          npm run build
+          npx node-deb -- dist/
+      - name: Upload deb package
+        if: success()
+        uses: alexellis/upload-assets@0.3.0
+        env:
+          GITHUB_TOKEN: ${{ github.token }}
+        with:
+          asset_paths: '["etherproxy_*deb"]'

.gitignore

@@ -1,3 +1,4 @@
 node_modules
 .DS_Store
 dist
+*.deb

package.json

@@ -1,7 +1,7 @@
 {
     "name": "etherproxy",
     "version": "1.3.0",
-    "description": "",
+    "description": "JSON-RPC reverse proxy tool designed for caching requests",
     "main": "dist/index.js",
     "bin": {
         "etherproxy": "./dist/index.js"
@@ -12,7 +12,7 @@
         "build": "tsc"
     },
     "keywords": [],
-    "author": "",
+    "author": "@Cafe137",
     "license": "MIT",
     "dependencies": {
         "cafe-utility": "^10.8.1",
@@ -22,5 +22,17 @@
         "@types/node": "^18.15.11",
         "@types/node-fetch": "^2.6.3",
         "typescript": "^5.0.3"
+    },
+    "node_deb": {
+      "entrypoints": {
+        "daemon": "dist/index.js"
+      },
+      "init": "systemd",
+      "install_strategy": "copy",
+      "package_name": "etherproxy",
+      "templates": {
+        "default_variables": "packaging/default/etherproxy",
+        "systemd_service": "packaging/systemd/etherproxy.service"
+      }
     }
 }

packaging/default/etherproxy

@@ -0,0 +1,5 @@
+# Configuration for etherproxy daemon
+
+#ETHERPROXY_TARGET=http://localhost:8545
+#ETHERPROXY_PORT=9000
+#ETHERPROXY_EXPIRY=2000

packaging/systemd/etherproxy.service

@@ -0,0 +1,17 @@
+[Unit]
+Description=JSON-RPC reverse proxy tool designed for caching requests
+Requires=network.target
+
+[Service]
+Type=simple
+EnvironmentFile=/etc/default/etherproxy
+WorkingDirectory=/usr/share/etherproxy/app
+ExecStart=/usr/share/etherproxy/app/dist/index.js
+ExecReload=/bin/kill -HUP $MAINPID
+Restart=always
+User=etherproxy
+PermissionsStartOnly=true
+SyslogIdentifier=etherproxy
+
+[Install]
+WantedBy=multi-user.target

src/index.ts

@@ -9,9 +9,9 @@ import { fetchWithTimeout, respondWithFetchPromise } from './utility'
 main()
 
 function main() {
-    const port = Arrays.requireNumberArgument(process.argv, 'port')
-    const target = Arrays.requireStringArgument(process.argv, 'target')
-    const expiry = Arrays.requireNumberArgument(process.argv, 'expiry')
+    const port: number = parseInt(Arrays.getArgument(process.argv, 'port') as string) || parseInt((process.env.ETHERPROXY_PORT as string)) || 9000
+    const target: string = Arrays.getArgument(process.argv, 'target') as string || process.env.ETHERPROXY_TARGET as string || "http://localhost:8545"
+    const expiry: number = parseInt(Arrays.getArgument(process.argv, 'expiry') as string) || parseInt((process.env.ETHERPROXY_EXPIRY as string)) || 2000
 
     const fastIndex = Objects.createFastIndex()
     const server = createServer(async (request: IncomingMessage, response: ServerResponse) => {