/// <summary>
/// 回滚备份的文件
/// </summary>
void RollbackFiles(RunworkEventArgs e)
{
e.PostEvent(OnRollbackStart);
var rootPath = RollbackPath;
var index = 0;
foreach (string file in _bakList)
{
e.ReportProgress(_bakList.Count, ++index, file);
var newPath = Path.Combine(ApplicationRoot, file);
var oldPath = Path.Combine(rootPath, file);
OnRollbackFile(new InstallFileEventArgs(oldPath, newPath, _bakList.Count, index, file));
_logger.LogInformation("Restore original file: '" + oldPath + "' -> '" + newPath + "'");
File.Move(oldPath, newPath);
}
e.PostEvent(OnRollbackFinished);
}
/// <summary>
/// 回滚备份的文件
/// </summary>
void RollbackFiles(RunworkEventArgs e)
{
e.PostEvent(OnRollbackStart);
var rootPath = RollbackPath;
var index = 0;
foreach (string file in _bakList)
{
e.ReportProgress(_bakList.Count, ++index, file);
var newPath = System.IO.Path.Combine(ApplicationRoot, file);
var oldPath = System.IO.Path.Combine(rootPath, file);
OnRollbackFile(new InstallFileEventArgs(oldPath, newPath, _bakList.Count, index));
Trace.TraceInformation("还原原始文件: " + oldPath + " -> " + newPath);
System.IO.File.Move(oldPath, newPath);
}
e.PostEvent(OnRollbackFinished);
}
/// <summary>
/// 下载更新信息
/// </summary>
/// <exception cref="System.ApplicationException">服务器返回了不正确的更新结果</exception>
void DownloadUpdateInfoInternal(object sender, RunworkEventArgs e)
{
if (!Context.IsUpdateInfoDownloaded)
{
//下载更新信息
e.PostEvent(OnDownloadUpdateInfo);
//下载信息时不直接下载到文件中.这样不会导致始终创建文件夹
Exception ex = null;
byte[] data = null;
var url = Context.RandomUrl(Context.UpdateInfoFileUrl);
var client = Context.CreateWebClient();
client.DownloadProgressChanged += (x, y) => e.ReportProgress((int)y.TotalBytesToReceive, (int)y.BytesReceived);
//远程下载。为了支持进度显示，这里必须使用异步下载
using (var wHandler = new AutoResetEvent(false))
{
client.DownloadDataCompleted += (x, y) =>
{
ex = y.Error;
if (ex == null)
{
data = y.Result;
}
wHandler.Set();
};
Trace.TraceInformation("正在从 " + url + " 下载升级信息");
client.DownloadDataAsync(new Uri(url));
//等待下载完成
wHandler.WaitOne();
}
Trace.TraceInformation("服务器返回数据----->" + (data == null ? "<null>" : data.Length.ToString() + "字节"));
if (data != null && data.Length > 0x10)
{
//不是<xml标记，则执行解压缩
if (BitConverter.ToInt32(data, 0) != 0x6D783F3C)
{
Trace.TraceInformation("数据非正常数据, 正在执行解压缩");
data = ExtensionMethod.Decompress(data);
}
Context.UpdateInfoTextContent = Encoding.UTF8.GetString(data);
}
if (ex != null) throw ex;
e.PostEvent(OnDownloadUpdateInfoFinished);
//是否返回了正确的结果?
if (string.IsNullOrEmpty(Context.UpdateInfoTextContent))
{
throw new ApplicationException("服务器返回了不正确的更新结果");
}
}
if (Context.UpdateInfo == null)
{
if (string.IsNullOrEmpty(Context.UpdateInfoTextContent))
{
Trace.TraceInformation("正在读取本地升级信息文件");
Context.UpdateInfoTextContent = System.IO.File.ReadAllText(Context.UpdateInfoFilePath, System.Text.Encoding.UTF8);
}
Context.UpdateInfo = XMLSerializeHelper.XmlDeserializeFromString<UpdateInfo>(Context.UpdateInfoTextContent);
}
if (Context.UpdateInfo == null)
{
throw new ApplicationException("未能成功加载升级信息");
}
//设置必须的属性
if (Context.UpdateInfo.MustUpdate)
{
Context.AutoKillProcesses = true;
Context.AutoEndProcessesWithinAppDir = true;
Context.ForceUpdate = true;
}
//判断升级
if (!string.IsNullOrEmpty(Context.UpdateInfo.RequiredMinVersion) && Context.CurrentVersion < new Version(Context.UpdateInfo.RequiredMinVersion))
{
Context.CurrentVersionTooLow = true;
}
else
{
Context.HasUpdate = new Version(Context.UpdateInfo.AppVersion) > Context.CurrentVersion;
}
if (Context.HasUpdate)
{
//判断要升级的包
if (PackagesToUpdate == null || PackagesToUpdate.Count == 0)
{
var pkgList = Context.UpdatePackageListPath;
Trace.TraceInformation("外部升级包列表：{0}", pkgList);
if (System.IO.File.Exists(pkgList))
{
PackagesToUpdate = XMLSerializeHelper.XmlDeserializeFromString<List<PackageInfo>>(System.IO.File.ReadAllText(pkgList));
PackagesToUpdate.ForEach(s => s.Context = Context);
}
else
{
GatheringDownloadPackages(e);
}
var preserveFileList = Context.PreserveFileListPath;
Trace.TraceInformation("外部文件保留列表：{0}", preserveFileList);
if (System.IO.File.Exists(preserveFileList))
{
var list = XMLSerializeHelper.XmlDeserializeFromString<List<string>>(System.IO.File.ReadAllText(preserveFileList));
list.ForEach(s => FileInstaller.PreservedFiles.Add(s, null));
}
}
}
//如果没有要升级的包？虽然很奇怪，但依然当作不需要升级
Context.HasUpdate &= PackagesToUpdate.Count > 0;
}
/// <summary>
/// 解开安装包
/// </summary>
void ExtractPackage(RunworkEventArgs rt)
{
Trace.TraceInformation("开始解压缩升级包");
rt.PostEvent(() => OnPackageExtractionBegin(new PackageEventArgs(null)));
var fze = new ICCEmbedded.SharpZipLib.Zip.FastZipEvents();
fze.ProcessFile += (s, e) => rt.ReportProgress(0, 0, string.Format(SR.Updater_ExtractingFile, e.Name));
var fz = new ICCEmbedded.SharpZipLib.Zip.FastZip(fze);
if (!string.IsNullOrEmpty(Context.UpdateInfo.PackagePassword))
{
fz.Password = Context.UpdateInfo.PackagePassword;
}
foreach (var pkg in PackagesToUpdate)
{
Trace.TraceInformation("正在解压缩 " + pkg.PackageName);
rt.PostEvent(() => OnPackageExtractionBegin(new PackageEventArgs(pkg)));
fz.ExtractZip(pkg.LocalSavePath, Context.UpdateNewFilePath, null);
rt.PostEvent(() => OnPackageExtractionEnd(new PackageEventArgs(pkg)));
Trace.TraceInformation("完成解压缩 " + pkg.PackageName);
}
rt.PostEvent(() => OnPackageExtractionEnd(new PackageEventArgs(null)));
Trace.TraceInformation("完成解压缩升级包");
}
/// <summary>
/// 安装文件
/// </summary>
bool InstallFiles(RunworkEventArgs e)
{
e.PostEvent(OnInstallFileStart);
string[] filelist = CreateNewFileList();
string OriginalPath, newVersionFile, backupPath;
OriginalPath = newVersionFile = "";
var tryCount = 0;
try
{
var index = 0;
foreach (var file in filelist)
{
e.ReportProgress(filelist.Length, ++index, file);
OriginalPath = System.IO.Path.Combine(ApplicationRoot, file);
newVersionFile = System.IO.Path.Combine(SourceFolder, file);
backupPath = System.IO.Path.Combine(RollbackPath, file);
e.PostEvent(() => OnInstallFile(new InstallFileEventArgs(newVersionFile, OriginalPath, filelist.Length, index)));
if (System.IO.File.Exists(OriginalPath))
{
System.IO.Directory.CreateDirectory(System.IO.Path.GetDirectoryName(backupPath));
tryCount = 0;
while (true)
{
++tryCount;
try
{
if (File.Exists(OriginalPath))
{
Trace.TraceInformation("第[" + tryCount + "]次尝试备份文件: " + OriginalPath + " -> " + backupPath);
File.Copy(OriginalPath, backupPath, true);
Trace.TraceInformation("第[" + tryCount + "]次尝试删除文件: " + OriginalPath);
File.Delete(OriginalPath);
Trace.TraceInformation("备份成功。");
}
break;
}
catch (Exception ex)
{
Trace.TraceWarning("第[" + tryCount + "]次尝试失败： " + ex.Message);
if (tryCount < 20)
{
Thread.Sleep(1000);
}
else
{
throw ex;
}
}
}
_bakList.Add(file);
}
tryCount = 0;
while (true)
{
++tryCount;
try
{
Trace.TraceInformation("正在复制新版本文件: " + newVersionFile + " -> " + OriginalPath);
System.IO.Directory.CreateDirectory(Path.GetDirectoryName(OriginalPath));
System.IO.File.Copy(newVersionFile, OriginalPath);
Trace.TraceInformation("安装成功");
break;
}
catch (Exception ex)
{
Trace.TraceWarning("第[" + tryCount + "]次尝试失败： " + ex.Message);
if (tryCount < 10)
{
Thread.Sleep(1000);
}
else
{
throw ex;
}
}
}
//尝试删除已安装文件
tryCount = 0;
while (true)
{
++tryCount;
try
{
Trace.TraceInformation("正在尝试删除已安装文件: " + newVersionFile);
System.IO.File.Delete(newVersionFile);
Trace.TraceInformation("删除成功");
break;
}
catch (Exception ex)
{
Trace.TraceWarning("第[" + tryCount + "]次尝试失败： " + ex.Message);
if (tryCount < 10)
{
Thread.Sleep(1000);
}
else
{
break;
}
}
}
_installedFile.Add(file);
Trace.TraceInformation("安装文件: " + newVersionFile + " -> " + OriginalPath);
}
}
catch (Exception ex)
{
this.Exception = new Exception(string.Format(SR.Updater_InstallFileError, OriginalPath, newVersionFile, ex.Message));
Trace.TraceWarning("安装文件时发生错误：" + ex.Message, ex.ToString());
return(false);
}
e.PostEvent(OnInstallFileFinished);
return(true);
}
/// <summary>
/// 删除原始安装文件
/// </summary>
bool DeletePreviousFile(RunworkEventArgs e)
{
if (this.UpdateInfo.DeleteMethod == DeletePreviousProgramMethod.None)
{
return(true);
}
e.PostEvent(OnDeleteFileStart);
var bakPath = RollbackPath;
var rules = UpdateInfo.GetDeleteFileLimitRuleSet();
//找到所有文件
var allOldFiles = System.IO.Directory.GetFiles(ApplicationRoot, "*.*", System.IO.SearchOption.AllDirectories);
//备份
var index = 0;
foreach (var file in allOldFiles)
{
e.ReportProgress(allOldFiles.Length, ++index, file);
var rPath = file.Remove(0, ApplicationRoot.Length).TrimEnd('\\');
//保留的文件
if (PreservedFiles.ContainsKey(rPath))
{
Trace.TraceInformation("文件 {0} 在保持文件列表中，跳过删除", file);
continue;
}
var dPath = System.IO.Path.Combine(bakPath, rPath);
if ((UpdateInfo.DeleteMethod == DeletePreviousProgramMethod.AllExceptSpecified && rules.FindIndex(s => s.IsMatch(rPath)) == -1)
||
(UpdateInfo.DeleteMethod == DeletePreviousProgramMethod.NoneButSpecified && rules.FindIndex(s => s.IsMatch(rPath)) != -1)
)
{
e.PostEvent(() => OnDeleteFile(new InstallFileEventArgs(file, dPath, allOldFiles.Length, index)));
System.IO.Directory.CreateDirectory(System.IO.Path.GetDirectoryName(dPath));
Trace.TraceInformation("备份并删除文件: {0} -> {1}", file, dPath);
System.IO.File.Copy(file, dPath);
var tryCount = 0;
while (true)
{
++tryCount;
try
{
System.IO.File.Delete(file);
break;
}
catch (Exception ex)
{
this.Exception = ex;
Trace.TraceWarning("第[" + tryCount + "]次删除失败：" + ex.Message);
}
//如果删除失败，则等待1秒后重试
if (tryCount < 10)
{
Thread.Sleep(1000);
}
else
{
return(false);
}
}
_bakList.Add(rPath);
}
}
e.PostEvent(OnDeleteFileFinished);
return(true);
}
/// <summary>
/// 回滚备份的文件
/// </summary>
void RollbackFiles(RunworkEventArgs e)
{
e.PostEvent(OnRollbackStart);
var rootPath = RollbackPath;
var index = 0;
foreach (string file in _bakList)
{
e.ReportProgress(_bakList.Count, ++index, file);
var newPath = System.IO.Path.Combine(ApplicationRoot, file);
var oldPath = System.IO.Path.Combine(rootPath, file);
OnRollbackFile(new InstallFileEventArgs(oldPath, newPath, _bakList.Count, index));
Trace.TraceInformation("还原原始文件: " + oldPath + " -> " + newPath);
System.IO.File.Move(oldPath, newPath);
}
e.PostEvent(OnRollbackFinished);
}
/// <summary>
/// 安装文件
/// </summary>
bool InstallFiles(RunworkEventArgs e)
{
e.PostEvent(OnInstallFileStart);
string[] filelist = CreateNewFileList();
string OriginalPath, newVersionFile, backupPath;
OriginalPath = newVersionFile = "";
var tryCount = 0;
try
{
var index = 0;
foreach (var file in filelist)
{
e.ReportProgress(filelist.Length, ++index, file);
OriginalPath = Path.Combine(ApplicationRoot, file);
newVersionFile = Path.Combine(SourceFolder, file);
backupPath = Path.Combine(RollbackPath, file);
e.PostEvent(() => OnInstallFile(new InstallFileEventArgs(newVersionFile, OriginalPath, filelist.Length, index, file)));
if (File.Exists(OriginalPath))
{
Directory.CreateDirectory(Path.GetDirectoryName(backupPath));
tryCount = 0;
while (true)
{
++tryCount;
try
{
if (File.Exists(OriginalPath))
{
_logger.LogInformation("No." + tryCount + " attempt to backup file: '" + OriginalPath + "' -> '" + backupPath + "'");
File.Copy(OriginalPath, backupPath, true);
_logger.LogInformation("No." + tryCount + "attempt to delete file: '" + OriginalPath);
File.Delete(OriginalPath);
_logger.LogInformation("Backup succeed.");
}
break;
}
catch (Exception ex)
{
_logger.LogError($"No.{tryCount} attempt failed:{ex.Message}", ex);
if (tryCount < 20)
{
Thread.Sleep(1000);
}
else
{
throw;
}
}
}
_bakList.Add(file);
}
tryCount = 0;
while (true)
{
++tryCount;
try
{
_logger.LogInformation("Copying new file: '" + newVersionFile + "' -> '" + OriginalPath + "'");
Directory.CreateDirectory(Path.GetDirectoryName(OriginalPath));
File.Copy(newVersionFile, OriginalPath);
_logger.LogInformation("Installation succeed.");
break;
}
catch (Exception ex)
{
_logger.LogWarning($"No.{tryCount}] attempt failed: {ex.Message}");
if (tryCount < 10)
{
Thread.Sleep(1000);
}
else
{
throw;
}
}
}
//尝试删除已安装文件
tryCount = 0;
while (true)
{
++tryCount;
try
{
_logger.LogInformation("Trying removing file: " + newVersionFile);
File.Delete(newVersionFile);
_logger.LogInformation("Delete succeed.");
break;
}
catch (Exception ex)
{
_logger.LogWarning("No." + tryCount + " attempt failed: " + ex.Message);
if (tryCount < 10)
{
Thread.Sleep(1000);
}
else
{
break;
}
}
}
_installedFile.Add(file);
_logger.LogInformation("Install file: '" + newVersionFile + "' -> '" + OriginalPath + "'");
}
}
catch (Exception ex)
{
Exception = new Exception(string.Format(SR.Updater_InstallFileError, OriginalPath, newVersionFile, ex.Message));
_logger.LogError("Install file failed: " + ex.Message, ex);
return(false);
}
e.PostEvent(OnInstallFileFinished);
return(true);
}
/// <summary>
/// 删除原始安装文件
/// </summary>
bool DeletePreviousFile(RunworkEventArgs e)
{
if (this.UpdateInfo.DeleteMethod == DeletePreviousProgramMethod.None) return true;
e.PostEvent(OnDeleteFileStart);
var bakPath = RollbackPath;
var rules = UpdateInfo.GetDeleteFileLimitRuleSet();
//找到所有文件
var allOldFiles = System.IO.Directory.GetFiles(ApplicationRoot, "*.*", System.IO.SearchOption.AllDirectories);
//备份
var index = 0;
foreach (var file in allOldFiles)
{
e.ReportProgress(allOldFiles.Length, ++index, file);
var rPath = file.Remove(0, ApplicationRoot.Length).TrimEnd('\\');
//保留的文件
if (PreservedFiles.ContainsKey(rPath))
{
Trace.TraceInformation("文件 {0} 在保持文件列表中，跳过删除", file);
continue;
}
var dPath = System.IO.Path.Combine(bakPath, rPath);
if ((UpdateInfo.DeleteMethod == DeletePreviousProgramMethod.AllExceptSpecified && rules.FindIndex(s => s.IsMatch(rPath)) == -1)
||
(UpdateInfo.DeleteMethod == DeletePreviousProgramMethod.NoneButSpecified && rules.FindIndex(s => s.IsMatch(rPath)) != -1)
)
{
e.PostEvent(() => OnDeleteFile(new InstallFileEventArgs(file, dPath, allOldFiles.Length, index)));
System.IO.Directory.CreateDirectory(System.IO.Path.GetDirectoryName(dPath));
Trace.TraceInformation("备份并删除文件: {0} -> {1}", file, dPath);
System.IO.File.Copy(file, dPath);
var tryCount = 0;
while (true)
{
++tryCount;
try
{
System.IO.File.Delete(file);
break;
}
catch (Exception ex)
{
this.Exception = ex;
Trace.TraceWarning("第[" + tryCount + "]次删除失败：" + ex.Message);
}
//如果删除失败，则等待1秒后重试
if (tryCount < 10)
Thread.Sleep(1000);
else return false;
}
_bakList.Add(rPath);
}
}
e.PostEvent(OnDeleteFileFinished);
return true;
}
//BMK 更新主函数 (正式更新)
/// <summary>
/// 运行更新进程(主更新进程)
/// </summary>
void UpdateInternal(object sender, RunworkEventArgs e)
{
Action<int, int> reportProgress = (x, y) => e.ReportProgress(x, y);
DownloadUpdateInfoInternal(sender, e);
//下载更新包
e.PostEvent(OnDownloadPackage);
var packageDownloader = new Lib.PackageDownloader(AppInfoProvider.GetUpdatePackageUrl(UpdateUrl, UpdateInfo), UpdatePackageFilePath) { ProgressReportor = reportProgress };
if (!packageDownloader.Download()) { this.Exception = packageDownloader.Exception; return; }
e.PostEvent(OnDownloadPackageFinished);
//验证包
e.PostEvent(OnVerifyPackage);
var packageValidator = new Lib.PackageValidator(UpdateInfo.MD5, UpdatePackageFilePath);
if (!packageValidator.Validate((x, y) => e.ReportProgress(x, y))) throw new InvalidProgramException(DME.Updater.SR.Updater_MD5VerifyFailed);
e.PostEvent(OnVerifyPackageFinished);
//解压缩并安装包
ExtractPackage(e);
//关闭主程序
if (!CloseApplication(e)) throw new Exception(DME.Updater.SR.Updater_UpdateCanceledByCloseApp);
//运行安装前进程
RunExternalProgramBefore();
//安装文件
var installer = this.FileInstaller;
installer.ProgressReportor = reportProgress;
installer.UpdateInfo = this.UpdateInfo;
if (!installer.Install(e))
{
throw installer.Exception;
}
//运行安装后进程
RunExternalProgramAfter();
//完成更新
e.PostEvent(OnUpdateFinsihed);
}
/// <summary>
/// 解开安装包
/// </summary>
void ExtractPackage(RunworkEventArgs e)
{
e.ReportProgress(0, 0, DME.Updater.SR.Updater_ExtractPackage);
DME.Zip.Zip.FastZipEvents evt = new DME.Zip.Zip.FastZipEvents();
evt.ProcessFile += (s, f) =>
{
e.ReportProgress(0, 0, "正在解压缩 " + System.IO.Path.GetFileName(f.Name));
};
DME.Zip.Zip.FastZip fz = new DME.Zip.Zip.FastZip(evt);
if (!string.IsNullOrEmpty(UpdateInfo.PackagePassword)) fz.Password = UpdateInfo.PackagePassword;
fz.ExtractZip(UpdatePackageFilePath, UpdateSourceDirectory, "");
}
/// <summary>
/// 下载更新信息
/// </summary>
void DownloadUpdateInfoInternal(object sender, RunworkEventArgs e)
{
if (!IsUpdateInfoDownloaded)
{
var client = new System.Net.WebClient();
client.DownloadProgressChanged += (x, y) =>
{
e.ReportProgress((int)y.TotalBytesToReceive, (int)y.BytesReceived);
};
//下载更新信息
e.PostEvent(OnDownloadUpdateInfo);
//下载信息时不直接下载到文件中.这样不会导致始终创建文件夹
var finished = false;
Exception ex = null;
client.DownloadDataCompleted += (x, y) =>
{
ex = y.Error;
if (ex == null) UpdateContent = System.Text.Encoding.UTF8.GetString(y.Result);
finished = true;
};
client.DownloadDataAsync(new Uri(UpdateUrl));
while (!finished)
{
System.Threading.Thread.Sleep(50);
}
if (this.Exception != null) throw ex;
e.PostEvent(OnDownloadUpdateInfoFinished);
//是否返回了正确的结果?
if (string.IsNullOrEmpty(UpdateContent))
{
throw new ApplicationException("服务器返回了不正确的更新结果");
}
}
if (UpdateInfo == null)
{
if (string.IsNullOrEmpty(UpdateContent))
{
UpdateContent = System.IO.File.ReadAllText(UpdateInfoFilePath, System.Text.Encoding.UTF8);
}
UpdateInfo = XMLSerializeHelper.XmlDeserializeFromString<UpdateInfo>(UpdateContent);
}
}
//创建信息的具体操作函数
private void CreatePackage(object sender, RunworkEventArgs e)
{
var info = new UpdateInfo
{
AppName = txtAppName.Text,
AppVersion = txtAppVersion.Text,
Desc = txtDesc.Text,
ExecuteArgumentAfter = txtAfterExecuteArgs.Text,
ExecuteArgumentBefore = txtPreExecuteArgs.Text,
PublishUrl = txtPublishUrl.Text,
FileExecuteAfter = fileAfterExecute.SelectedFileName,
FileExecuteBefore = filePreExecute.SelectedFileName,
MD5 = "",
Package = Path.GetFileName(txtPackagePath.Text),
ExecuteTimeout = txtTimeout.Text.ToInt32(),
PackageSize = 0,
RequiredMinVersion = ""
};
options.SaveSetting(info);
var evt = new FastZipEvents();
evt.ProcessFile += (s, f) => e.ReportProgress(0, 0, "正在压缩文件 " + Path.GetFileName(f.Name));
var zip = new FastZip(evt);
if (!info.PackagePassword.IsNullOrEmpty()) zip.Password = info.PackagePassword;
//zip.CreateZip(this.txtPackagePath.Text, this.txtNewSoftDir.Text, true, "");
if (ckbModifyTime.Checked)
{
IScanFilter df = new DateTimeFilter(DateTime.Parse(dateTimePicker1.Text));
zip.CreateZip(File.Create(txtPackagePath.Text), txtNewSoftDir.Text, true, df, null);
}
else
{
zip.CreateZip(txtPackagePath.Text, txtNewSoftDir.Text, true, "", null);
}
//校验MD5
byte[] hash = null;
int size = 0;
using (var fs = new ExtendFileStream(SelectedPackagePath, FileMode.Open))
{
e.ReportProgress((int) fs.Length, 0, "");
fs.ProgressChanged += (s, f) => { e.ReportProgress((int) fs.Position); };
MD5 md5 = MD5.Create();
hash = md5.ComputeHash(fs);
size = (int) fs.Length;
}
info.MD5 = BitConverter.ToString(hash).Replace("-", "").ToUpper();
info.PackageSize = size;
info.XmlSerilizeToFile(GetXmlPath(SelectedPackagePath));
e.ReportProgress(0, 0, "生成成功，MD5校验：" + info.MD5);
}
/// <summary> 生成下载列表 </summary>
void GatheringDownloadPackages(RunworkEventArgs rt)
{
if (PackagesToUpdate.Count > 0) return;
Trace.TraceInformation("正在确定需要下载的升级包");
rt.PostEvent(OnGatheringPackages);
if (!string.IsNullOrEmpty(Context.UpdateInfo.Package) && (Context.UpdateInfo.Packages == null || Context.UpdateInfo.Packages.Count == 0))
{
//必须更新的包
Trace.TraceInformation("正在添加必须升级的主要安装包");
PackagesToUpdate.Add(new PackageInfo()
{
FilePath = "",
FileSize = 0,
PackageHash = Context.UpdateInfo.MD5,
Method = UpdateMethod.Always,
PackageName = Context.UpdateInfo.Package,
PackageSize = Context.UpdateInfo.PackageSize,
VerificationLevel = FileVerificationLevel.Hash,
Version = "0.0.0.0",
Context = Context
});
}
if (Context.UpdateInfo.Packages != null)
{
//判断增量升级包
var index = 0;
foreach (var pkg in Context.UpdateInfo.Packages)
{
rt.ReportProgress(++index, Context.UpdateInfo.Packages.Count);
var localPath = System.IO.Path.Combine(Context.ApplicationDirectory, pkg.FilePath); //对比本地路径
pkg.Context = Context;
if (pkg.Method == UpdateMethod.Always)
{
Trace.TraceInformation("标记为始终更新，添加升级包 【" + pkg.PackageName + "】");
PackagesToUpdate.Add(pkg);
continue;
}
//存在即跳过，或版本比较
if (!System.IO.File.Exists(localPath))
{
PackagesToUpdate.Add(pkg);
Trace.TraceInformation("本地路径【" + pkg.FilePath + "】不存在，添加升级包 【" + pkg.PackageName + "】");
continue;
}
//如果存在即跳过……那么你好去跳过了。
if (pkg.Method == UpdateMethod.SkipIfExists)
{
AddPackageToPreserveList(pkg);
Trace.TraceInformation("本地路径【" + pkg.FilePath + "】已经存在，跳过升级包 【" + pkg.PackageName + "】");
continue;
}
var isNewer = false;
if ((pkg.VerificationLevel & FileVerificationLevel.Version) == FileVerificationLevel.Version)
{
isNewer |= string.IsNullOrEmpty(pkg.Version) || ExtensionMethod.CompareVersion(localPath, pkg.Version);
}
if ((pkg.VerificationLevel & FileVerificationLevel.Hash) == FileVerificationLevel.Hash)
{
isNewer |= ExtensionMethod.GetFileHash(localPath) != pkg.FileHash;
}
if ((pkg.VerificationLevel & FileVerificationLevel.Size) == FileVerificationLevel.Size)
{
isNewer |= new System.IO.FileInfo(localPath).Length != pkg.FileSize;
}
if (isNewer)
{
Trace.TraceInformation("服务器版本更新，添加升级包 【" + pkg.PackageName + "】");
pkg.Context = Context;
PackagesToUpdate.Add(pkg);
}
else
{
AddPackageToPreserveList(pkg);
Trace.TraceInformation("服务器版本更旧或相同，跳过升级包 【" + pkg.PackageName + "】");
}
}
}
rt.PostEvent(OnGatheredPackages);
Trace.TraceInformation("完成确定需要下载的升级包");
}
/// <summary>
/// 安装文件
/// </summary>
bool InstallFiles(RunworkEventArgs e)
{
e.PostEvent(OnInstallFileStart);
string[] filelist = CreateNewFileList();
string OriginalPath, newVersionFile, backupPath;
OriginalPath = newVersionFile = "";
var tryCount = 0;
try
{
var index = 0;
foreach (var file in filelist)
{
e.ReportProgress(filelist.Length, ++index, file);
OriginalPath = System.IO.Path.Combine(ApplicationRoot, file);
newVersionFile = System.IO.Path.Combine(SourceFolder, file);
backupPath = System.IO.Path.Combine(RollbackPath, file);
e.PostEvent(() => OnInstallFile(new InstallFileEventArgs(newVersionFile, OriginalPath, filelist.Length, index)));
if (System.IO.File.Exists(OriginalPath))
{
System.IO.Directory.CreateDirectory(System.IO.Path.GetDirectoryName(backupPath));
tryCount = 0;
while (true)
{
++tryCount;
try
{
if (File.Exists(OriginalPath))
{
Trace.TraceInformation("第[" + tryCount + "]次尝试备份文件: " + OriginalPath + " -> " + backupPath);
File.Copy(OriginalPath, backupPath, true);
Trace.TraceInformation("第[" + tryCount + "]次尝试删除文件: " + OriginalPath);
File.Delete(OriginalPath);
Trace.TraceInformation("备份成功。");
}
break;
}
catch (Exception ex)
{
Trace.TraceWarning("第[" + tryCount + "]次尝试失败： " + ex.Message);
if (tryCount < 20)
Thread.Sleep(1000);
else throw ex;
}
}
_bakList.Add(file);
}
tryCount = 0;
while (true)
{
++tryCount;
try
{
Trace.TraceInformation("正在复制新版本文件: " + newVersionFile + " -> " + OriginalPath);
System.IO.Directory.CreateDirectory(Path.GetDirectoryName(OriginalPath));
System.IO.File.Copy(newVersionFile, OriginalPath);
Trace.TraceInformation("安装成功");
break;
}
catch (Exception ex)
{
Trace.TraceWarning("第[" + tryCount + "]次尝试失败： " + ex.Message);
if (tryCount < 10)
Thread.Sleep(1000);
else throw ex;
}
}
//尝试删除已安装文件
tryCount = 0;
while (true)
{
++tryCount;
try
{
Trace.TraceInformation("正在尝试删除已安装文件: " + newVersionFile);
System.IO.File.Delete(newVersionFile);
Trace.TraceInformation("删除成功");
break;
}
catch (Exception ex)
{
Trace.TraceWarning("第[" + tryCount + "]次尝试失败： " + ex.Message);
if (tryCount < 10)
Thread.Sleep(1000);
else break;
}
}
_installedFile.Add(file);
Trace.TraceInformation("安装文件: " + newVersionFile + " -> " + OriginalPath);
}
}
catch (Exception ex)
{
this.Exception = new Exception(string.Format(SR.Updater_InstallFileError, OriginalPath, newVersionFile, ex.Message));
Trace.TraceWarning("安装文件时发生错误：" + ex.Message, ex.ToString());
return false;
}
e.PostEvent(OnInstallFileFinished);
return true;
}
/// <summary>
/// 关闭主程序进程
/// </summary>
bool CloseApplication(RunworkEventArgs e)
{
Trace.TraceInformation("开始关闭进程");
e.ReportProgress(0, 0, "正在关闭进程....");
var closeApplication = new List<Process>();
foreach (var pid in Context.ExternalProcessID)
{
try
{
closeApplication.Add(Process.GetProcessById(pid));
Trace.TraceInformation("添加进程PID=" + pid + "到等待关闭列表");
}
catch (Exception ex)
{
Trace.TraceInformation("添加进程PID=" + pid + "到等待关闭列表时出错：" + ex.Message);
}
}
foreach (var pn in Context.ExternalProcessName)
{
closeApplication.AddRange(Process.GetProcessesByName(pn));
Trace.TraceInformation("添加进程名=" + pn + "到等待关闭列表");
}
if (closeApplication.Count > 0)
{
//是否强制关闭进程？
if (Context.AutoKillProcesses)
{
closeApplication.ForEach(s => s.Kill());
return true;
}
var evt = new QueryCloseApplicationEventArgs(closeApplication, NotifyUserToCloseApp);
e.PostEvent(_ => OnQueryCloseApplication(evt));
while (!evt.IsCancelled.HasValue)
{
Thread.Sleep(100);
}
return !evt.IsCancelled.Value;
}
return true;
}
/// <summary>
/// 删除原始安装文件
/// </summary>
bool DeletePreviousFile(RunworkEventArgs e)
{
if (UpdateInfo.DeleteMethod == DeletePreviousProgramMethod.None)
{
return(true);
}
e.PostEvent(OnDeleteFileStart);
var bakPath = RollbackPath;
var rules = UpdateInfo.GetDeleteFileLimitRuleSet();
//找到所有文件
var allOldFiles = Directory.GetFiles(ApplicationRoot, "*.*", SearchOption.AllDirectories);
//备份
var index = 0;
foreach (var file in allOldFiles)
{
e.ReportProgress(allOldFiles.Length, ++index, file);
var rPath = file.Remove(0, ApplicationRoot.Length).TrimEnd('\\');
//保留的文件
if (PreservedFiles.ContainsKey(rPath))
{
_logger.LogInformation($"File '{file}' not touched as it was in reserve list.");
continue;
}
var dPath = Path.Combine(bakPath, rPath);
if ((UpdateInfo.DeleteMethod == DeletePreviousProgramMethod.AllExceptSpecified && rules.FindIndex(s => s.IsMatch(rPath)) == -1)
||
(UpdateInfo.DeleteMethod == DeletePreviousProgramMethod.NoneButSpecified && rules.FindIndex(s => s.IsMatch(rPath)) != -1)
)
{
e.PostEvent(() => OnDeleteFile(new InstallFileEventArgs(file, dPath, allOldFiles.Length, index, rPath)));
Directory.CreateDirectory(Path.GetDirectoryName(dPath));
_logger.LogInformation($"Backup and remove file: '{file}' -> '{dPath}'");
File.Copy(file, dPath);
var tryCount = 0;
while (true)
{
++tryCount;
try
{
File.Delete(file);
break;
}
catch (Exception ex)
{
Exception = ex;
_logger.LogError($"No.{tryCount} attempt to remove file failed: {ex.Message}", ex);
}
//如果删除失败，则等待1秒后重试
if (tryCount < 10)
{
Thread.Sleep(1000);
}
else
{
return(false);
}
}
_bakList.Add(rPath);
}
}
e.PostEvent(OnDeleteFileFinished);
return(true);
}
