protected override void Execute(GVFSEnlistment enlistment, ITracer tracer = null)
{
EventLevel verbosity;
if (!Enum.TryParse(this.Verbosity, out verbosity))
{
this.ReportErrorAndExit("Error: Invalid verbosity: " + this.Verbosity);
}
if (tracer != null)
{
this.PerformPrefetch(enlistment, tracer);
}
else
{
using (JsonEtwTracer prefetchTracer = new JsonEtwTracer(GVFSConstants.GVFSEtwProviderName, "Prefetch"))
{
prefetchTracer.AddLogFileEventListener(
GVFSEnlistment.GetNewGVFSLogFileName(enlistment.GVFSLogsRoot, this.VerbName),
EventLevel.Informational,
Keywords.Any);
prefetchTracer.AddConsoleEventListener(verbosity, ~Keywords.Network);
prefetchTracer.WriteStartEvent(
enlistment.EnlistmentRoot,
enlistment.RepoUrl,
enlistment.CacheServerUrl);
this.PerformPrefetch(enlistment, prefetchTracer);
}
}
}
private ITracer CreateTracer(GVFSEnlistment enlistment, EventLevel verbosity, Keywords keywords)
{
JsonEtwTracer tracer = new JsonEtwTracer(GVFSConstants.GVFSEtwProviderName, "GVFSMount");
tracer.AddLogFileEventListener(GVFSEnlistment.GetNewGVFSLogFileName(enlistment.GVFSLogsRoot), verbosity, keywords);
if (this.ShowDebugWindow)
{
tracer.AddConsoleEventListener(verbosity, keywords);
}
tracer.WriteStartEvent(
enlistment.EnlistmentRoot,
enlistment.RepoUrl,
enlistment.CacheServerUrl);
return(tracer);
}
protected override void Execute(GVFSEnlistment enlistment)
{
using (JsonEtwTracer tracer = new JsonEtwTracer(GVFSConstants.GVFSEtwProviderName, "Prefetch"))
{
if (this.Verbose)
{
tracer.AddConsoleEventListener(EventLevel.Informational, Keywords.Any);
}
tracer.AddLogFileEventListener(
GVFSEnlistment.GetNewGVFSLogFileName(enlistment.GVFSLogsRoot, GVFSConstants.LogFileTypes.Prefetch),
EventLevel.Informational,
Keywords.Any);
tracer.WriteStartEvent(
enlistment.EnlistmentRoot,
enlistment.RepoUrl,
enlistment.CacheServerUrl);
try
{
EventMetadata metadata = new EventMetadata();
metadata.Add("Commits", this.Commits);
metadata.Add("PathWhitelist", this.PathWhitelist);
metadata.Add("PathWhitelistFile", this.PathWhitelistFile);
tracer.RelatedEvent(EventLevel.Informational, "PerformPrefetch", metadata);
if (this.Commits)
{
if (!string.IsNullOrEmpty(this.PathWhitelistFile) ||
!string.IsNullOrWhiteSpace(this.PathWhitelist))
{
this.ReportErrorAndExit("Cannot supply both --commits (-c) and --folders (-f)");
}
PrefetchHelper prefetchHelper = new PrefetchHelper(
tracer,
enlistment,
DownloadThreadCount);
if (this.Verbose)
{
prefetchHelper.TryPrefetchCommitsAndTrees();
}
else
{
this.ShowStatusWhileRunning(
() => { return(prefetchHelper.TryPrefetchCommitsAndTrees()); },
"Fetching commits and trees");
}
return;
}
FetchHelper fetchHelper = new FetchHelper(
tracer,
enlistment,
ChunkSize,
SearchThreadCount,
DownloadThreadCount,
IndexThreadCount);
if (!FetchHelper.TryLoadPathWhitelist(tracer, this.PathWhitelist, this.PathWhitelistFile, enlistment, fetchHelper.PathWhitelist))
{
Environment.ExitCode = (int)ReturnCode.GenericError;
return;
}
GitProcess gitProcess = new GitProcess(enlistment);
GitProcess.Result result = gitProcess.RevParse(GVFSConstants.HeadCommitName);
if (result.HasErrors)
{
tracer.RelatedError(result.Errors);
this.Output.WriteLine(result.Errors);
Environment.ExitCode = (int)ReturnCode.GenericError;
return;
}
string headCommitId = result.Output;
Func <bool> doPrefetch =
() =>
{
try
{
fetchHelper.FastFetch(headCommitId.Trim(), isBranch: false);
return(!fetchHelper.HasFailures);
}
catch (FetchHelper.FetchException e)
{
tracer.RelatedError(e.Message);
return(false);
}
};
if (this.Verbose)
{
doPrefetch();
}
else
{
this.ShowStatusWhileRunning(doPrefetch, "Fetching blobs");
}
if (fetchHelper.HasFailures)
{
Environment.ExitCode = 1;
}
}
catch (AggregateException e)
{
this.Output.WriteLine("Cannot prefetch @ {0}:", enlistment.EnlistmentRoot);
foreach (Exception ex in e.Flatten().InnerExceptions)
{
this.Output.WriteLine("Exception: {0}", ex.ToString());
}
Environment.ExitCode = (int)ReturnCode.GenericError;
}
catch (VerbAbortedException)
{
throw;
}
catch (Exception e)
{
this.ReportErrorAndExit("Cannot prefetch @ {0}: {1}", enlistment.EnlistmentRoot, e.ToString());
}
}
}
private int ExecuteWithExitCode()
{
// CmdParser doesn't strip quotes, and Path.Combine will throw
this.GitBinPath = this.GitBinPath.Replace("\"", string.Empty);
if (!GitProcess.GitExists(this.GitBinPath))
{
Console.WriteLine(
"Could not find git.exe {0}",
!string.IsNullOrWhiteSpace(this.GitBinPath) ? "at " + this.GitBinPath : "on %PATH%");
return(ExitFailure);
}
if (this.Commit != null && this.Branch != null)
{
Console.WriteLine("Cannot specify both a commit sha and a branch name.");
return(ExitFailure);
}
this.CacheServerUrl = Enlistment.StripObjectsEndpointSuffix(this.CacheServerUrl);
this.SearchThreadCount = this.SearchThreadCount > 0 ? this.SearchThreadCount : Environment.ProcessorCount;
this.DownloadThreadCount = this.DownloadThreadCount > 0 ? this.DownloadThreadCount : Math.Min(Environment.ProcessorCount, MaxDefaultDownloadThreads);
this.IndexThreadCount = this.IndexThreadCount > 0 ? this.IndexThreadCount : Environment.ProcessorCount;
this.CheckoutThreadCount = this.CheckoutThreadCount > 0 ? this.CheckoutThreadCount : Environment.ProcessorCount;
this.GitBinPath = !string.IsNullOrWhiteSpace(this.GitBinPath) ? this.GitBinPath : GitProcess.GetInstalledGitBinPath();
GitEnlistment enlistment = GitEnlistment.CreateFromCurrentDirectory(this.CacheServerUrl, this.GitBinPath);
if (enlistment == null)
{
Console.WriteLine("Must be run within a git repo");
return(ExitFailure);
}
string commitish = this.Commit ?? this.Branch;
if (string.IsNullOrWhiteSpace(commitish))
{
GitProcess.Result result = new GitProcess(enlistment).GetCurrentBranchName();
if (result.HasErrors || string.IsNullOrWhiteSpace(result.Output))
{
Console.WriteLine("Could not retrieve current branch name: " + result.Errors);
return(ExitFailure);
}
commitish = result.Output.Trim();
}
Guid parentActivityId = Guid.Empty;
if (!string.IsNullOrWhiteSpace(this.ParentActivityId) && !Guid.TryParse(this.ParentActivityId, out parentActivityId))
{
Console.WriteLine("The ParentActivityId provided (" + this.ParentActivityId + ") is not a valid GUID.");
}
using (JsonEtwTracer tracer = new JsonEtwTracer("Microsoft.Git.FastFetch", parentActivityId, "FastFetch"))
{
if (this.Verbose)
{
tracer.AddConsoleEventListener(EventLevel.Informational, Keywords.Any);
}
string fastfetchLogFile = Enlistment.GetNewLogFileName(enlistment.FastFetchLogRoot, "fastfetch");
tracer.AddLogFileEventListener(fastfetchLogFile, EventLevel.Informational, Keywords.Any);
tracer.WriteStartEvent(
enlistment.EnlistmentRoot,
enlistment.RepoUrl,
enlistment.CacheServerUrl,
new EventMetadata
{
{ "TargetCommitish", commitish },
{ "Checkout", this.Checkout },
});
FetchHelper fetchHelper = this.GetFetchHelper(tracer, enlistment);
fetchHelper.MaxRetries = this.MaxRetries;
if (!FetchHelper.TryLoadPathWhitelist(tracer, this.PathWhitelist, this.PathWhitelistFile, enlistment, fetchHelper.PathWhitelist))
{
return(ExitFailure);
}
bool isSuccess;
try
{
Func <bool> doPrefetch =
() =>
{
try
{
bool isBranch = this.Commit == null;
fetchHelper.FastFetch(commitish, isBranch);
return(!fetchHelper.HasFailures);
}
catch (FetchHelper.FetchException e)
{
tracer.RelatedError(e.Message);
return(false);
}
};
if (this.Verbose)
{
isSuccess = doPrefetch();
}
else
{
isSuccess = ConsoleHelper.ShowStatusWhileRunning(
doPrefetch,
"Fetching",
output: Console.Out,
showSpinner: !Console.IsOutputRedirected);
Console.WriteLine();
Console.WriteLine("FastFetch is complete. See the full logs at " + fastfetchLogFile);
}
isSuccess &= !fetchHelper.HasFailures;
}
catch (AggregateException e)
{
isSuccess = false;
foreach (Exception ex in e.Flatten().InnerExceptions)
{
tracer.RelatedError(ex.ToString());
}
}
catch (Exception e)
{
isSuccess = false;
tracer.RelatedError(e.ToString());
}
EventMetadata stopMetadata = new EventMetadata();
stopMetadata.Add("Success", isSuccess);
tracer.Stop(stopMetadata);
return(isSuccess ? ExitSuccess : ExitFailure);
}
}
public void Execute()
{
// CmdParser doesn't strip quotes, and Path.Combine will throw
this.GitBinPath = this.GitBinPath.Replace("\"", string.Empty);
if (!GitProcess.GitExists(this.GitBinPath))
{
Console.WriteLine(
"Could not find git.exe {0}",
!string.IsNullOrWhiteSpace(this.GitBinPath) ? "at " + this.GitBinPath : "on %PATH%");
return;
}
if (this.Commit != null && this.Branch != null)
{
Console.WriteLine("Cannot specify both a commit sha and a branch name to checkout.");
return;
}
this.CacheServerUrl = Enlistment.StripObjectsEndpointSuffix(this.CacheServerUrl);
this.SearchThreadCount = this.SearchThreadCount > 0 ? this.SearchThreadCount : Environment.ProcessorCount;
this.DownloadThreadCount = this.DownloadThreadCount > 0 ? this.DownloadThreadCount : Environment.ProcessorCount;
this.IndexThreadCount = this.IndexThreadCount > 0 ? this.IndexThreadCount : Environment.ProcessorCount;
this.CheckoutThreadCount = this.CheckoutThreadCount > 0 ? this.CheckoutThreadCount : Environment.ProcessorCount;
this.GitBinPath = !string.IsNullOrWhiteSpace(this.GitBinPath) ? this.GitBinPath : GitProcess.GetInstalledGitBinPath();
Enlistment enlistment = (Enlistment)GVFSEnlistment.CreateFromCurrentDirectory(this.CacheServerUrl, this.GitBinPath)
?? GitEnlistment.CreateFromCurrentDirectory(this.CacheServerUrl, this.GitBinPath);
if (enlistment == null)
{
Console.WriteLine("Must be run within a .git repo or GVFS enlistment");
return;
}
string commitish = this.Commit ?? this.Branch ?? DefaultBranch;
EventLevel maxVerbosity = this.Silent ? EventLevel.LogAlways : EventLevel.Informational;
using (JsonEtwTracer tracer = new JsonEtwTracer("Microsoft.Git.FastFetch", "FastFetch"))
{
tracer.AddConsoleEventListener(maxVerbosity, Keywords.Any);
tracer.WriteStartEvent(
enlistment.EnlistmentRoot,
enlistment.RepoUrl,
enlistment.CacheServerUrl,
new EventMetadata
{
{ "TargetCommitish", commitish },
});
FetchHelper fetchHelper = this.GetFetchHelper(tracer, enlistment);
fetchHelper.MaxRetries = this.MaxRetries;
if (!FetchHelper.TryLoadPathWhitelist(this.PathWhitelist, this.PathWhitelistFile, tracer, fetchHelper.PathWhitelist))
{
Environment.ExitCode = 1;
return;
}
try
{
bool isBranch = this.Commit == null;
fetchHelper.FastFetch(commitish, isBranch);
if (fetchHelper.HasFailures)
{
Environment.ExitCode = 1;
}
}
catch (AggregateException e)
{
Environment.ExitCode = 1;
foreach (Exception ex in e.Flatten().InnerExceptions)
{
tracer.RelatedError(ex.ToString());
}
}
catch (Exception e)
{
Environment.ExitCode = 1;
tracer.RelatedError(e.ToString());
}
EventMetadata stopMetadata = new EventMetadata();
stopMetadata.Add("Success", Environment.ExitCode == 0);
tracer.Stop(stopMetadata);
}
if (Debugger.IsAttached)
{
Console.ReadKey();
}
}
public override void Execute(ITracer tracer = null)
{
if (tracer != null)
{
throw new InvalidOperationException("Clone does not support being called with an existing tracer");
}
this.CheckElevated();
this.CheckGVFltRunning();
string fullPath = GVFSEnlistment.ToFullPath(this.EnlistmentRootPath, this.GetDefaultEnlistmentRoot());
if (fullPath == null)
{
this.ReportErrorAndExit("Unable to write to directory " + this.EnlistmentRootPath);
}
this.EnlistmentRootPath = fullPath;
this.Output.WriteLine();
this.Output.WriteLine("Starting clone of {0} into {1}...", this.RepositoryURL, this.EnlistmentRootPath);
this.Output.WriteLine();
this.CacheServerUrl = Enlistment.StripObjectsEndpointSuffix(this.CacheServerUrl);
try
{
GVFSEnlistment enlistment;
Result cloneResult = this.TryCreateEnlistment(out enlistment);
if (cloneResult.Success)
{
using (JsonEtwTracer cloneTracer = new JsonEtwTracer(GVFSConstants.GVFSEtwProviderName, "GVFSClone"))
{
cloneTracer.AddLogFileEventListener(
GVFSEnlistment.GetNewGVFSLogFileName(
Path.Combine(this.EnlistmentRootPath, GVFSConstants.DotGVFSPath, GVFSConstants.GVFSLogFolderName),
this.VerbName),
EventLevel.Informational,
Keywords.Any);
cloneTracer.AddConsoleEventListener(EventLevel.Informational, Keywords.Any);
cloneTracer.WriteStartEvent(
enlistment.EnlistmentRoot,
enlistment.RepoUrl,
enlistment.CacheServerUrl,
new EventMetadata
{
{ "Branch", this.Branch },
{ "SingleBranch", this.SingleBranch },
{ "NoMount", this.NoMount },
{ "NoPrefetch", this.NoPrefetch }
});
cloneResult = this.TryClone(cloneTracer, enlistment);
if (cloneResult.Success)
{
this.Output.WriteLine("GVFS Enlistment created @ {0}", this.EnlistmentRootPath);
if (!this.NoPrefetch)
{
PrefetchVerb prefetch = new PrefetchVerb();
prefetch.EnlistmentRootPath = this.EnlistmentRootPath;
prefetch.Commits = true;
prefetch.Execute(cloneTracer);
}
if (this.NoMount)
{
this.Output.WriteLine("\r\nIn order to mount, first cd to within your enlistment, then call: ");
this.Output.WriteLine(CloneVerb.MountVerb);
}
else
{
MountVerb mount = new MountVerb();
mount.EnlistmentRootPath = this.EnlistmentRootPath;
// Tracer will be disposed in mount.Execute to avoid conflicts with the background process.
mount.Execute(cloneTracer);
}
}
}
}
// Write to the output after the tracer is disposed so that the error is the last message
// displayed to the user
if (!cloneResult.Success)
{
this.Output.WriteLine("\r\nCannot clone @ {0}", this.EnlistmentRootPath);
this.Output.WriteLine("Error: {0}", cloneResult.ErrorMessage);
Environment.ExitCode = (int)ReturnCode.GenericError;
}
}
catch (AggregateException e)
{
this.Output.WriteLine("Cannot clone @ {0}:", this.EnlistmentRootPath);
foreach (Exception ex in e.Flatten().InnerExceptions)
{
this.Output.WriteLine("Exception: {0}", ex.ToString());
}
Environment.ExitCode = (int)ReturnCode.GenericError;
}
catch (VerbAbortedException)
{
throw;
}
catch (Exception e)
{
this.ReportErrorAndExit("Cannot clone @ {0}: {1}", this.EnlistmentRootPath, e.ToString());
}
}