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Performance fix

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- Usage of resolved loopback IP address instead of 'localhost'

Addresses #1588
This commit is contained in:
Tadas Mazutis
2018-03-26 10:00:31 +03:00
committed by Steve Sanderson
parent 7f550fb469
commit 78f7dccfab
3 changed files with 17 additions and 11 deletions
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20
src/Microsoft.AspNetCore.NodeServices/HostingModels/HttpNodeInstance.cs
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@@ -21,8 +21,8 @@ namespace Microsoft.AspNetCore.NodeServices.HostingModels
/// <seealso cref="Microsoft.AspNetCore.NodeServices.HostingModels.OutOfProcessNodeInstance" />
internal class HttpNodeInstance : OutOfProcessNodeInstance
{
private static readonly Regex PortMessageRegex =
new Regex(@"^\[Microsoft.AspNetCore.NodeServices.HttpNodeHost:Listening on port (\d+)\]$");
private static readonly Regex EndpointMessageRegex =
new Regex(@"^\[Microsoft.AspNetCore.NodeServices.HttpNodeHost:Listening on {(.*?)} port (\d+)\]$");
private static readonly JsonSerializerSettings jsonSerializerSettings = new JsonSerializerSettings
{
@@ -32,7 +32,7 @@ namespace Microsoft.AspNetCore.NodeServices.HostingModels
private readonly HttpClient _client;
private bool _disposed;
private int _portNumber;
private string _endpoint;
public HttpNodeInstance(NodeServicesOptions options, int port = 0)
: base(
@@ -63,7 +63,7 @@ namespace Microsoft.AspNetCore.NodeServices.HostingModels
{
var payloadJson = JsonConvert.SerializeObject(invocationInfo, jsonSerializerSettings);
var payload = new StringContent(payloadJson, Encoding.UTF8, "application/json");
var response = await _client.PostAsync("http://localhost:" + _portNumber, payload, cancellationToken);
var response = await _client.PostAsync(_endpoint, payload, cancellationToken);
if (!response.IsSuccessStatusCode)
{
@@ -111,13 +111,19 @@ namespace Microsoft.AspNetCore.NodeServices.HostingModels
protected override void OnOutputDataReceived(string outputData)
{
// Watch for "port selected" messages, and when observed, store the port number
// Watch for "port selected" messages, and when observed,
// store the IP (IPv4/IPv6) and port number
// so we can use it when making HTTP requests. The child process will always send
// one of these messages before it sends a "ready for connections" message.
var match = _portNumber != 0 ? null : PortMessageRegex.Match(outputData);
var match = string.IsNullOrEmpty(_endpoint) ? EndpointMessageRegex.Match(outputData) : null;
if (match != null && match.Success)
{
_portNumber = int.Parse(match.Groups[1].Captures[0].Value);
var port = int.Parse(match.Groups[2].Captures[0].Value);
var resolvedIpAddress = match.Groups[1].Captures[0].Value;
//IPv6 must be wrapped with [] brackets
resolvedIpAddress = resolvedIpAddress == "::1" ? $"[{resolvedIpAddress}]" : resolvedIpAddress;
_endpoint = $"http://{resolvedIpAddress}:{port}";
}
else
{