Merge pull request #468 from eggapauli/use-authentication

Use authentication in `GitPreparer.GetRemoteReference`

Author: JakeGinnivan

GitVersionCore/BuildServers/GitHelper.cs

@@ -1,5 +1,6 @@
 namespace GitVersion
 {
+    using System;
     using LibGit2Sharp;
     using System.Collections.Generic;
     using System.Linq;
@@ -164,6 +165,20 @@ static void CreateFakeBranchPointingAtThePullRequestTip(Repository repo, Authent
             repo.Checkout(fakeBranchName);
         }
 
+        internal static IEnumerable<DirectReference> GetRemoteTipsUsingUsernamePasswordCredentials(Repository repo, string repoUrl, string username, string password)
+        {
+            // This is a work-around as long as https://github.com/libgit2/libgit2sharp/issues/1099 is not fixed
+            var remote = repo.Network.Remotes.Add(Guid.NewGuid().ToString(), repoUrl);
+            try
+            {
+                return GetRemoteTipsUsingUsernamePasswordCredentials(repo, remote, username, password);
+            }
+            finally
+            {
+                repo.Network.Remotes.Remove(remote.Name);
+            }
+        }
+
         static IEnumerable<DirectReference> GetRemoteTipsUsingUsernamePasswordCredentials(Repository repo, Remote remote, string username, string password)
         {
             return repo.Network.ListReferences(remote, (url, fromUrl, types) => new UsernamePasswordCredentials

GitVersionCore/GitPreparer.cs

@@ -172,7 +172,7 @@ static string CreateDynamicRepository(string targetPath, Authentication authenti
 
                 if (newHead == null)
                 {
-                    var remoteReference = GetRemoteReference(repository, targetBranch, repositoryUrl);
+                    var remoteReference = GetRemoteReference(repository, targetBranch, repositoryUrl, authentication);
                     if (remoteReference != null)
                     {
                         repository.Network.Fetch(repositoryUrl, new[]
@@ -202,11 +202,11 @@ private static Reference GetLocalReference(Repository repository, string branchN
             return repository.Refs.FirstOrDefault(localRef => string.Equals(localRef.CanonicalName, targetBranchName));
         }
 
-        private static DirectReference GetRemoteReference(Repository repository, string branchName, string repositoryUrl)
+        private static DirectReference GetRemoteReference(Repository repository, string branchName, string repositoryUrl, Authentication authentication)
         {
             var targetBranchName = branchName.GetCanonicalBranchName();
-            var remoteReferences = repository.Network.ListReferences(repositoryUrl);
 
+            var remoteReferences = GitHelper.GetRemoteTipsUsingUsernamePasswordCredentials(repository, repositoryUrl, authentication.Username, authentication.Password);
             return remoteReferences.FirstOrDefault(remoteRef => string.Equals(remoteRef.CanonicalName, targetBranchName));
         }
     }