feat: open child process for each mock machine

test/stress/child.js

@@ -0,0 +1,59 @@
+const https = require('https')
+const path = require('path')
+const fs = require('fs')
+const uuid = require('uuid')
+
+function getCert (machineIndex) {
+  try {
+    return {
+      key: fs.readFileSync(path.resolve(__dirname, 'machines', `${machineIndex}`, 'client.key')),
+      cert: fs.readFileSync(path.resolve(__dirname, 'machines', `${machineIndex}`, 'client.pem'))
+    }
+  } catch (e) {
+    return null
+  }
+}
+
+function connectionInfo (machineIndex) {
+  try {
+    return JSON.parse(fs.readFileSync(path.resolve(__dirname, 'machines', `${machineIndex}`, 'connection_info.json')))
+  } catch (e) {
+    return null
+  }
+}
+
+let counter = 0
+
+function request (machineIndex, pid) {
+  https.get({
+    hostname: 'localhost',
+    port: 3000,
+    path: '/poll?state=chooseCoin&model=unknown&version=7.5.0-beta.0&idle=true&pid=' + pid + '&sn=' + counter,
+    method: 'GET',
+    key: getCert(machineIndex).key,
+    cert: getCert(machineIndex).cert,
+    ca: connectionInfo(machineIndex).ca,
+    headers: {
+      date: new Date().toISOString(),
+      'request-id': uuid.v4()
+    }
+  }, res => {
+    res.on('data', (d) => {
+      process.send({ message: Buffer.from(d).toString() })
+    })
+  })
+
+  counter++
+}
+
+process.on('message', (msg) => {
+  console.log('Message from parent:', msg)
+
+  const pid = uuid.v4()
+  request(msg.machineIndex, pid)
+
+  setInterval(() => {
+    const pid = uuid.v4()
+    request(msg.machineIndex, pid)
+  }, 5000)
+})

test/stress/index.js

@@ -1,7 +1,5 @@
-const https = require('https')
-const path = require('path')
-const fs = require('fs')
-const uuid = require('uuid')
+
+const { fork } = require('child_process')
 const cmd = require('./scripts')
 const variables = require('./utils/variables')
 
@@ -11,58 +9,16 @@ async function createMachines () {
   )
 }
 
-function getCert (machineIndex) {
-  try {
-    return {
-      key: fs.readFileSync(path.resolve(__dirname, 'machines', `${machineIndex}`, 'client.key')),
-      cert: fs.readFileSync(path.resolve(__dirname, 'machines', `${machineIndex}`, 'client.pem'))
-    }
-  } catch (e) {
-    return null
-  }
-}
+async function run () {
+  await createMachines()
 
-function connectionInfo (machineIndex) {
-  console.log(machineIndex)
-  try {
-    return JSON.parse(fs.readFileSync(path.resolve(__dirname, 'machines', `${machineIndex}`, 'connection_info.json')))
-  } catch (e) {
-    return null
-  }
-}
-
-let index = 0
-
-function request (machineIndex, pid) {
-  https.get({
-    hostname: 'localhost',
-    port: 3000,
-    path: '/poll?state=chooseCoin&model=unknown&version=7.5.0-beta.0&idle=true&pid=' + pid + '&sn=' + index,
-    method: 'GET',
-    key: getCert(machineIndex).key,
-    cert: getCert(machineIndex).cert,
-    ca: connectionInfo(machineIndex).ca,
-    headers: {
-      date: new Date().toISOString(),
-      'request-id': uuid.v4()
-    }
-  }, res => {
-    res.on('data', (d) => {
-      console.log(Buffer.from(d).toString())
-    })
-  })
-
-  index++
-}
-
-function run () {
-  createMachines().then(() => {
   for (let i = 1; i <= variables.NUMBER_OF_MACHINES; i++) {
-      const pid = uuid.v4()
-      request(i, pid)
-      setInterval(() => request(i, pid), 5000)
-    }
+    const forked = fork('child.js')
+    forked.send({ machineIndex: i })
+    forked.on('message', msg => {
+      console.log(`Message from child ${i}: ${msg}`)
     })
+  }
 }
 
 run()

test/stress/scripts/index.js

@@ -13,7 +13,7 @@ async function execCommand (cmd) {
       } else {
         console.log(stdout)
         console.error(stderr)
-        // resolve({ stdout, stderr })
+        resolve({ stdout, stderr })
       }
     })
   })