src: add UV_PIPE_NO_TRUNCATE for bind in pipe_wrap.cc

src/pipe_wrap.cc

@@ -162,7 +162,10 @@ void PipeWrap::Bind(const FunctionCallbackInfo<Value>& args) {
   PipeWrap* wrap;
   ASSIGN_OR_RETURN_UNWRAP(&wrap, args.Holder());
   node::Utf8Value name(args.GetIsolate(), args[0]);
-  int err = uv_pipe_bind2(&wrap->handle_, *name, name.length(), 0);
+  int err = uv_pipe_bind2(&wrap->handle_,
+                          *name,
+                          name.length(),
+                          UV_PIPE_NO_TRUNCATE);
   args.GetReturnValue().Set(err);
 }
 
@@ -226,7 +229,12 @@ void PipeWrap::Connect(const FunctionCallbackInfo<Value>& args) {
   ConnectWrap* req_wrap =
       new ConnectWrap(env, req_wrap_obj, AsyncWrap::PROVIDER_PIPECONNECTWRAP);
   int err = req_wrap->Dispatch(
-      uv_pipe_connect2, &wrap->handle_, *name, name.length(), 0, AfterConnect);
+      uv_pipe_connect2,
+      &wrap->handle_,
+      *name,
+      name.length(),
+      UV_PIPE_NO_TRUNCATE,
+      AfterConnect);
   if (err) {
     delete req_wrap;
   } else {

test/parallel/test-net-pipe-with-long-path.js

@@ -0,0 +1,25 @@
+'use strict';
+const common = require('../common');
+const assert = require('assert');
+const net = require('net');
+const fs = require('fs');
+const tmpdir = require('../common/tmpdir');
+tmpdir.refresh();
+
+const pipePath = `${tmpdir.path}/${'x'.repeat(1000)}.sock`;
+
+const server = net.createServer(common.mustNotCall())
+  .listen(pipePath)
+  // It may work on some operating systems
+  .on('listening', () => {
+    // The socket file must exsit
+    assert.ok(fs.existsSync(pipePath));
+    server.close();
+  })
+  .on('error', (error) => {
+    assert.ok(error.code === 'EINVAL');
+    net.connect(pipePath)
+      .on('error', common.mustCall((error) => {
+        assert.ok(error.code === 'EINVAL');
+      }));
+  });