tls: introduce `secureContext` for `tls.connect`

Add `secureContext` option to `tls.connect`. It is useful for caching
client certificates, key, and CA certificates.

PR-URL: https://github.com/nodejs/node/pull/4246
Reviewed-By: James M Snell <jasnell@gmail.com>

1 files changed, 38 insertions, 0 deletions

diff --git a/test/parallel/test-tls-connect-secure-context.js b/test/parallel/test-tls-connect-secure-context.js
new file mode 100644
index 0000000000..3b080432e4
--- /dev/null
+++ b/test/parallel/test-tls-connect-secure-context.js
@@ -0,0 +1,38 @@
+'use strict';
+const common = require('../common');
+const assert = require('assert');
+
+if (!common.hasCrypto) {
+  console.log('1..0 # Skipped: missing crypto');
+  return;
+}
+const tls = require('tls');
+
+const fs = require('fs');
+const path = require('path');
+
+const keysDir = path.join(common.fixturesDir, 'keys');
+
+const ca = fs.readFileSync(path.join(keysDir, 'ca1-cert.pem'));
+const cert = fs.readFileSync(path.join(keysDir, 'agent1-cert.pem'));
+const key = fs.readFileSync(path.join(keysDir, 'agent1-key.pem'));
+
+const server = tls.createServer({
+  cert: cert,
+  key: key
+}, function(c) {
+  c.end();
+}).listen(common.PORT, function() {
+  const secureContext = tls.createSecureContext({
+    ca: ca
+  });
+
+  const socket = tls.connect({
+    secureContext: secureContext,
+    servername: 'agent1',
+    port: common.PORT
+  }, common.mustCall(function() {
+    server.close();
+    socket.end();
+  }));
+});