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Express Gateway Example with Multiple Services
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const express = require('express'); | |
const forum = express(); | |
forum | |
.get('/healthz', (req, res, next) => { | |
res.send({ name: 'forum', status: 'healthy' }); | |
next(); | |
}) | |
.get('/d/:id', (req, res, next) => { | |
res.send({ discussion: req.params.id }); | |
next(); | |
}) | |
.listen(process.env.PORT || 1337); | |
const members = express(); | |
members | |
.get('/', (req, res, next) => { | |
res.send({ members: [ { name: 'gary', avatar: 'snail' }] }); | |
next(); | |
}) | |
.listen(process.env.PORT2 || 1338); |
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http: | |
port: 8080 | |
admin: | |
port: 9876 | |
hostname: localhost | |
apiEndpoints: | |
forumAPI: | |
host: 'forum.example.com' | |
paths: | |
- '/discussions/*' | |
- '/healthz' | |
membersAPI: | |
host: 'members.example.com' | |
serviceEndpoints: | |
forumService: | |
url: 'http://localhost:1337' | |
membersService: | |
url: 'http://localhost:1338' | |
policies: | |
- expression | |
- key-auth | |
- proxy | |
pipelines: | |
- name: forum | |
apiEndpoints: | |
- forumAPI | |
policies: | |
- expression: | |
- action: | |
jscode: | | |
if (req.url.startsWith('/discussions')) { | |
const slug = req.url.substr('/discussions'.length); | |
req.url = '/d' + slug; | |
} | |
- proxy: | |
- action: | |
serviceEndpoint: forumService | |
- name: members | |
apiEndpoints: | |
- membersAPI | |
policies: | |
- key-auth: | |
- proxy: | |
- action: | |
serviceEndpoint: membersService |
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