adds support for HTTP basic authentication

lib/httpClient.js

@@ -22,6 +22,7 @@ function Client (opts) {
   this.timeout = (this.opts.timeout || 10) * 1000
   this.ipc = !!this.opts.socketPath
   this.secure = this.opts.protocol === 'https:'
+  this.auth = this.opts.auth || null
 
   if (this.secure && this.opts.port === 80) {
     this.opts.port = 443

lib/httpRequestBuilder.js

@@ -43,6 +43,11 @@ function requestBuilder (defaults) {
       host = hostname + ':' + port
     }
 
+    if (reqData.auth) {
+      const encodedAuth = Buffer.from(reqData.auth).toString('base64')
+      headers.Authorization = `Basic ${encodedAuth}`
+    }
+
     if (methods.indexOf(method) < 0) {
       throw new Error(`${method} HTTP method is not supported`)
     }

test/httpClient.test.js

@@ -487,3 +487,20 @@ test('client should have 2 different requests it iterates over', (t) => {
     }
   })
 })
+
+test('client supports http basic authentication', (t) => {
+  t.plan(2)
+
+  const opts = server.address()
+  opts.auth = 'username:password'
+  const client = new Client(opts)
+
+  server.once('request', (req, res) => {
+    t.equal(req.headers.authorization, 'Basic dXNlcm5hbWU6cGFzc3dvcmQ=', 'authorization header matches')
+  })
+
+  client.on('response', (statusCode, length) => {
+    t.equal(statusCode, 200, 'status code matches')
+    client.destroy()
+  })
+})

test/httpRequestBuilder.test.js

@@ -129,3 +129,17 @@ test('request builder should add a Content-Length header with value "[<contentLe
     Buffer.from(`POST / HTTP/1.1\r\nHost: localhost:${server.address().port}\r\nConnection: keep-alive\r\nContent-Length: 33\r\n\r\n[<id>]\r\n`),
     'request is okay')
 })
+
+test('request builder should allow http basic authentication', (t) => {
+  t.plan(1)
+
+  const opts = server.address()
+  opts.auth = 'username:password'
+
+  const build = RequestBuilder(opts)
+
+  const result = build()
+  t.same(result,
+    Buffer.from(`GET / HTTP/1.1\r\nHost: localhost:${server.address().port}\r\nConnection: keep-alive\r\nAuthorization: Basic dXNlcm5hbWU6cGFzc3dvcmQ=\r\n\r\n`),
+    'request is okay')
+})