Update to Node18 (#1337)

* Update to Node18

* use Jammy builder

* Remove python2

* Fix npm ci

* use Focal

.travis.yml

@@ -1,6 +1,7 @@
 language: node_js
+dist: focal
 node_js:
-  - 16
+  - 18
 
 services:
   - docker

Dockerfile

@@ -16,22 +16,22 @@
 #######################################
 # Build the preliminary image
 #######################################
-FROM node:12-alpine as buildImg
+FROM node:18-alpine as buildImg
 
 RUN apk update
-RUN apk --no-cache add python2 make g++
+RUN apk --no-cache add python3 make g++
 
 USER node
 WORKDIR /home/node
 
 COPY --chown=node . /home/node
-RUN npm install --production --loglevel=warn
+RUN npm ci --legacy-peer-deps --omit=dev --loglevel=warn
 
 
 #######################################
 # Build the production image
 #######################################
-FROM node:12-alpine
+FROM node:18-alpine
 
 USER node
 WORKDIR /home/node
@@ -45,4 +45,5 @@ ENV BUILD_ID=${BUILD_ID}
 COPY --chown=node --from=buildImg /home/node /home/node
 
 EXPOSE 3333
+ENV NODE_OPTIONS="--dns-result-order=ipv4first"
 CMD ["npm", "start"]

app/index.js

@@ -27,6 +27,10 @@ const {router, initialize} = require('./routes/index.js');
 const log = require('./log').createLogger('razeedash-api/app/index');
 const port = 3333;
 
+// Set ipv4first (changed in Node 18)
+const dns = require('dns');
+dns.setDefaultResultOrder('ipv4first');
+
 const swaggerUi = require('swagger-ui-express');
 const swaggerDocument = require('./swagger.json');
 if(process.env.EXTERNAL_HOST){