protected string GetCacheServerUrlFromConfig(string repoUrl)
{
GitProcess git = new GitProcess(this);
string cacheConfigName = GetCacheConfigSettingName(repoUrl);
string cacheServerUrl = git.GetFromConfig(cacheConfigName);
if (string.IsNullOrWhiteSpace(cacheServerUrl))
{
// Try getting from the deprecated setting for compatibility reasons
cacheServerUrl = StripObjectsEndpointSuffix(git.GetFromConfig(DeprecatedObjectsEndpointGitConfigName));
// Upgrade for future runs, but not at clone time.
if (!string.IsNullOrWhiteSpace(cacheServerUrl) && Directory.Exists(this.WorkingDirectoryRoot))
{
git.SetInLocalConfig(cacheConfigName, cacheServerUrl);
git.DeleteFromLocalConfig(DeprecatedObjectsEndpointGitConfigName);
}
}
// Default to uncached url
if (string.IsNullOrWhiteSpace(cacheServerUrl))
{
return(repoUrl);
}
return(cacheServerUrl);
}
private static bool TrySetConfig(Enlistment enlistment, Dictionary <string, string> configSettings, bool isRequired)
{
GitProcess git = new GitProcess(enlistment);
Dictionary <string, GitConfigSetting> existingConfigSettings;
// If the settings are required, then only check local config settings, because we don't want to depend on
// global settings that can then change independent of this repo.
if (!git.TryGetAllConfig(localOnly: isRequired, configSettings: out existingConfigSettings))
{
return(false);
}
foreach (KeyValuePair <string, string> setting in configSettings)
{
GitConfigSetting existingSetting;
if (setting.Value != null)
{
if (!existingConfigSettings.TryGetValue(setting.Key, out existingSetting) ||
(isRequired && !existingSetting.HasValue(setting.Value)))
{
GitProcess.Result setConfigResult = git.SetInLocalConfig(setting.Key, setting.Value);
if (setConfigResult.ExitCodeIsFailure)
{
return(false);
}
}
}
else
{
if (existingConfigSettings.TryGetValue(setting.Key, out existingSetting))
{
git.DeleteFromLocalConfig(setting.Key);
}
}
}
return(true);
}
private Result GitClone()
{
string gitBinPath = ScalarPlatform.Instance.GitInstallation.GetInstalledGitBinPath();
if (string.IsNullOrWhiteSpace(gitBinPath))
{
return(new Result(ScalarConstants.GitIsNotInstalledError));
}
GitProcess git = new GitProcess(this.enlistment);
// protocol.version=2 is broken right now.
git.SetInLocalConfig("protocol.version", "1");
git.SetInLocalConfig("remote.origin.url", this.RepositoryURL);
git.SetInLocalConfig("remote.origin.fetch", "+refs/heads/*:refs/remotes/origin/*");
git.SetInLocalConfig("remote.origin.promisor", "true");
git.SetInLocalConfig("remote.origin.partialCloneFilter", "blob:none");
string branch = this.Branch ?? "master";
git.SetInLocalConfig($"branch.{branch}.remote", "origin");
git.SetInLocalConfig($"branch.{branch}.merge", $"refs/heads/{branch}");
if (!this.FullClone)
{
GitProcess.SparseCheckoutInit(this.enlistment);
}
this.context = new ScalarContext(this.tracer, this.fileSystem, this.enlistment);
// Set required and optional config.
// Explicitly pass useGvfsProtocol: true as the enlistment can not discover that setting from
// Git config yet. Other verbs will discover this automatically from the config we set now.
ConfigStep configStep = new ConfigStep(this.context, useGvfsProtocol: false);
if (!configStep.TrySetConfig(out string configError))
{
return(new Result($"Failed to set initial config: {configError}"));
}
GitProcess.Result fetchResult = null;
if (!this.ShowStatusWhileRunning(() =>
{
using (ITracer activity = this.tracer.StartActivity("git-fetch-partial", EventLevel.LogAlways))
{
fetchResult = git.ForegroundFetch("origin");
return(fetchResult.ExitCodeIsSuccess);
}
},
"Fetching objects from remote"))
{
if (!fetchResult.Errors.Contains("filtering not recognized by server"))
{
return(new Result($"Failed to complete regular clone: {fetchResult?.Errors}"));
}
}
if (fetchResult.ExitCodeIsFailure &&
!this.ShowStatusWhileRunning(() =>
{
using (ITracer activity = this.tracer.StartActivity("git-fetch", EventLevel.LogAlways))
{
git.DeleteFromLocalConfig("remote.origin.promisor");
git.DeleteFromLocalConfig("remote.origin.partialCloneFilter");
fetchResult = git.ForegroundFetch("origin");
return(fetchResult.ExitCodeIsSuccess);
}
},
"Fetching objects from remote"))
{
return(new Result($"Failed to complete regular clone: {fetchResult?.Errors}"));
}
GitProcess.Result checkoutResult = null;
if (!this.ShowStatusWhileRunning(() =>
{
using (ITracer activity = this.tracer.StartActivity("git-checkout", EventLevel.LogAlways))
{
checkoutResult = git.ForceCheckout(branch);
return(checkoutResult.ExitCodeIsSuccess);
}
},
$"Checking out '{branch}'"))
{
return(new Result($"Failed to complete regular clone: {checkoutResult?.Errors}"));
}
return(new Result(true));
}
