| public static AddEnvar ( string name, string value ) : void | ||
| name | string | |
| value | string | |
| return | void | |
/// <summary>
/// Constructor creates a shell executable file that echoes the PASSWORD
/// environment variable when called. When GIT_ASKPASS is present, Git
/// obtains a password for its HTTPS operations by calling it.
/// </summary>
public ClassGitPasswd()
{
// WAR: Do a different kind of shell script dependent on the OS)
if (ClassUtils.IsMono())
{
// Mono: Use the Shell script
pathPasswordBatchHelper = Path.Combine(App.AppHome, "passwd.sh");
File.WriteAllText(pathPasswordBatchHelper, "echo $PASSWORD" + Environment.NewLine);
// Set the execute bit
if (Exec.Run("chmod", "+x " + pathPasswordBatchHelper).Success() == false)
{
App.PrintLogMessage("ClassGitPasswd: Unable to chmod +x on " + pathPasswordBatchHelper, MessageType.Error);
}
}
else
{
// Windows: Use the CMD BAT script
// Note: Using "App.AppHome" directory to host the batch helper file
// fails on XP where that directory has spaces in the name ("Documents and Settings")
// which git cannot handle in this context. Similarly, git will fail with
// any other path that contains a space.
// This redirection is used to provide the password in an automated way.
pathPasswordBatchHelper = Path.Combine(Path.GetTempPath(), "passwd.bat");
File.WriteAllText(pathPasswordBatchHelper, "@echo %PASSWORD%" + Environment.NewLine);
pathPasswordBatchHelper = ClassUtils.GetShortPathName(pathPasswordBatchHelper);
}
ClassUtils.AddEnvar("GIT_ASKPASS", pathPasswordBatchHelper);
App.PrintLogMessage("Created HTTP password helper file: " + pathPasswordBatchHelper, MessageType.General);
}
public ExecResult Run(string args, bool async)
{
ExecResult output = new ExecResult();
try
{
Directory.SetCurrentDirectory(Root);
// Set the HTTPS password
string password = Remotes.GetPassword("");
ClassUtils.AddEnvar("PASSWORD", password);
// The Windows limit to the command line argument length is about 8K
// We may hit that limit when doing operations on a large number of files.
//
// However, when sending a long list of files, git was hanging unless
// the total length was much less than that, so I set it to about 2000 chars
// which seemed to work fine.
if (args.Length < 2000)
{
return(ClassGit.Run(args, async));
}
// Partition the args into "[command] -- [set of file chunks < 2000 chars]"
// Basically we have to rebuild the command into multiple instances with
// same command but with file lists not larger than about 2K
int i = args.IndexOf(" -- ") + 3;
string cmd = args.Substring(0, i + 1);
args = args.Substring(i); // We separate git command up to and until the list of files
App.PrintLogMessage("Processing large amount of files: please wait...", MessageType.General);
// Add files individually up to the length limit using the starting " file delimiter
string[] files = args.Split(new [] { " \"" }, StringSplitOptions.RemoveEmptyEntries);
// Note: files in the list are now stripped from their initial " character!
i = 0;
do
{
StringBuilder batch = new StringBuilder(2100);
while (batch.Length < 2000 && i < files.Length)
{
batch.Append("\"" + files[i++] + " ");
}
output = ClassGit.Run(cmd + batch, async);
if (output.Success() == false)
{
break;
}
} while (i < files.Length);
}
catch (Exception ex)
{
App.PrintLogMessage(ex.Message, MessageType.Error);
}
return(output);
}
/// <summary>
/// Constructor class function, create batch file helper in the temp space
/// </summary>
public ClassSSH()
{
string pathHelpertLong = ClassUtils.WriteResourceToFile(Path.GetTempPath(), "git_ssh_helper.sh", Properties.Resources.git_ssh_helper);
pathHelper = ClassUtils.GetShortPathName(pathHelpertLong);
// Make the batch file executable: this trick will only work with Mono
File.SetAttributes(pathHelper, (FileAttributes)((uint)File.GetAttributes(pathHelper) | 0x80000000));
App.PrintLogMessage("SSH helper path:" + pathHelper, MessageType.Error);
ClassUtils.AddEnvar("GIT_SSH", pathHelper);
}
/// <summary>
/// Constructor class function, create executables in the temp space
/// </summary>
public ClassPutty()
{
string pathPageantLong = ClassUtils.WriteResourceToFile(Path.GetTempPath(), "pageant.exe", Properties.Resources.pageant);
string pathPlinkLong = ClassUtils.WriteResourceToFile(Path.GetTempPath(), "plink.exe", Properties.Resources.plink);
string pathPuttyGenLong = ClassUtils.WriteResourceToFile(Path.GetTempPath(), "puttygen.exe", Properties.Resources.puttygen);
pathPageant = ClassUtils.GetShortPathName(pathPageantLong);
pathPlink = ClassUtils.GetShortPathName(pathPlinkLong);
pathPuttyGen = ClassUtils.GetShortPathName(pathPuttyGenLong);
ClassUtils.AddEnvar("PLINK_PROTOCOL", "ssh");
ClassUtils.AddEnvar("GIT_SSH", pathPlink);
// Run the daemon process, update keys
RunPageantUpdateKeys();
}