[couchdb-nano] 09/12: configure default http agent, user-agent string and gzipping

[gl...@apache.org]

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glynnbird pushed a commit to branch axios
in repository https://gitbox.apache.org/repos/asf/couchdb-nano.git

commit 132a70bd5d22522f83c13a3318e6322c7d42b8de
Author: Glynn Bird <gl...@gmail.com>
AuthorDate: Fri Feb 14 08:10:25 2020 +0000

    configure default http agent, user-agent string and gzipping
---
 lib/nano.js | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/lib/nano.js b/lib/nano.js
index ee76018..254aeee 100644
--- a/lib/nano.js
+++ b/lib/nano.js
@@ -19,6 +19,10 @@ const follow = require('cloudant-follow')
 const logger = require('./logger')
 const INVALID_PARAMETERS_ERROR = new Error('Invalid parameters')
 const stream = require('stream')
+const http = require('http')
+const https = require('https')
+const pkg = require('../package.json')
+const AGENT_DEFAULTS = { keepAlive: true, maxSockets: 50, keepAliveMsecs: 30000 }
 
 function isEmpty (val) {
   return val == null || !(Object.keys(val) || val).length
@@ -199,7 +203,9 @@ module.exports = exports = function dbScope (cfg) {
 
     const headers = {
       'content-type': 'application/json',
-      accept: 'application/json'
+      accept: 'application/json',
+      'user-agent': `${pkg.name}/${pkg.version} (Node.js ${process.version})`,
+      'Accept-Encoding': 'deflate, gzip'
     }
 
     const req = Object.assign({
@@ -321,6 +327,8 @@ module.exports = exports = function dbScope (cfg) {
     } else if (opts.dontParse) {
       req.responseType = 'arraybuffer'
     }
+    req.httpAgent = cfg.requestDefaults.agent || new http.Agent(AGENT_DEFAULTS)
+    req.httpsAgent = cfg.requestDefaults.agent || new https.Agent(AGENT_DEFAULTS)
 
     // actually do the HTTP request
     if (opts.stream) {