315 lines
12 KiB
C#
315 lines
12 KiB
C#
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using System;
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using System.Collections.Generic;
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using Newtonsoft.Json;
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using System.IO;
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using System.Linq;
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using LibGit2Sharp;
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using System.Diagnostics;
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namespace repomgr
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{
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public class RepoMgr
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{
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public RepoMgr(string buildpath)
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{
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_buildpath = Path.GetFullPath(buildpath);
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_pkgpath = Path.Combine(_buildpath, "pkg");
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}
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private readonly string _buildpath;
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private readonly string _pkgpath;
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private Repository _repo;
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public void Init(string repopath, string reponame)
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{
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_repo = new Repository(repopath, reponame);
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if (!Directory.Exists(repopath))
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Directory.CreateDirectory(repopath);
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WriteIndex();
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Console.WriteLine("Initialized.");
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}
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public void Add(string package)
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{
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Package pkg;
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if (Directory.Exists(Path.Combine(_pkgpath, package)))
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{
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if (_repo.Packages.Find(p => p.Name.Equals(package)) != null)
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{
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Console.WriteLine("Package already exists.");
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return;
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}
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if (!CheckPackage(package))
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{
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throw new Exception("Package directory exists but is invalid (PKGBUILD or .git missing)");
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}
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pkg = new Package(package);
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}
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else
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{
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if (_repo.Packages.Find(p => p.Name.Equals(package)) != null)
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_repo.Packages.RemoveAll(p => p.Name.Equals(package));
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try
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{
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var refcount = LibGit2Sharp.Repository.ListRemoteReferences($"https://aur.archlinux.org/{package}.git").Count();
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if (refcount < 1)
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{
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throw new Exception("git clone failed: Package doesn't exist in remote");
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}
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LibGit2Sharp.Repository.Clone($"https://aur.archlinux.org/{package}.git",
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Path.Combine(_pkgpath, package));
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}
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catch (Exception e)
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{
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throw new Exception($"Error during clone: {e}");
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}
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pkg = new Package(package);
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}
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Console.WriteLine($"Adding package {package}...");
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_repo.Packages.Add(pkg);
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WriteIndex();
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}
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private void Build(Package package, bool force = false)
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{
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if (UpdateAvailable(package))
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UpdatePackage(package);
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if (File.ReadAllText(Path.Combine(_pkgpath, package.Name, "PKGBUILD")).Contains("pkgver()"))
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Shell.Exec("makepkg -os --noconfirm", Path.Combine(_pkgpath, package.Name));
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package.CurrentVersion =
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File.ReadAllText(Path.Combine(_pkgpath, package.Name, "PKGBUILD"))
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.Split("\n")
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.First(p => p.StartsWith("pkgver="))
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.Split("pkgver=")[1];
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package.CurrentVersion += "-" +
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File.ReadAllText(Path.Combine(_pkgpath, package.Name, "PKGBUILD"))
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.Split("\n")
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.First(p => p.StartsWith("pkgrel="))
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.Split("pkgrel=")[1];
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WriteIndex();
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if (package.CurrentVersion != package.RepoVersion || force)
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Shell.Exec("makepkg -csf --sign --noconfirm 2>&1| tee buildlog.txt", Path.Combine(_pkgpath, package.Name));
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else return;
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var resultingPackages = Directory
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.GetFiles(Path.Combine(_pkgpath, package.Name), $"{package.Name}*{package.CurrentVersion}*.tar*");
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if (resultingPackages.Length < 1)
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{
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package.LastBuildSucceeded = false;
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throw new Exception("makepkg didn't build any package");
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}
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package.LastBuildSucceeded = true;
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foreach (var resultingPackage in resultingPackages.Where(p => p.EndsWith(".sig")))
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{
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File.Copy(resultingPackage, Path.Combine(_repo.Path, Path.GetFileName(resultingPackage)), true);
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File.Delete(resultingPackage);
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}
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foreach (var resultingPackage in resultingPackages.Where(p => !p.EndsWith(".sig")))
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{
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File.Copy(resultingPackage, Path.Combine(_repo.Path, Path.GetFileName(resultingPackage)), true);
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File.Delete(resultingPackage);
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Shell.Exec($"repo-add --remove --sign {_repo.Name}.db.tar.gz {Path.GetFileName(resultingPackage)} 2>&1| tee -a {Path.Combine(_buildpath, "repolog.txt")}", _repo.Path);
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}
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package.RepoVersion = package.CurrentVersion;
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WriteIndex();
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}
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private void Remove(Package package)
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{
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var packageDir = Path.Combine(_pkgpath, package.Name);
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if (Directory.Exists(packageDir))
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Directory.Delete(packageDir, true);
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Shell.Exec($"repo-remove --sign {_repo.Name}.db.tar.gz {package.Name} 2>&1| tee -a {Path.Combine(_buildpath, "repolog.txt")}", _repo.Path);
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foreach (var file in Directory.GetFiles(_repo.Path, $"{package.Name}*.tar*"))
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File.Delete(file);
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_repo.Packages.Remove(package);
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WriteIndex();
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}
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public void List()
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{
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Console.WriteLine(Shell.Yellow($"{Shell.Bold(_repo.Name)} ({_repo.Packages.Count} packages):"));
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foreach (var package in _repo.Packages)
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{
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var line = $"{Shell.Bold(package.Name)}";
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if (package.RepoVersion != package.CurrentVersion)
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line += $" ({Shell.Red(package.RepoVersion)} {Shell.Gray("->")} {Shell.Yellow(package.CurrentVersion)})";
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else
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line += $" ({Shell.Green(package.RepoVersion)})";
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if (package.LastBuildSucceeded)
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line += $" [{Shell.Green(Shell.Bold("BUILD PASSING"))}]";
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else
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line += $" [{Shell.Red(Shell.Bold("BUILD FAILING"))}]";
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Console.WriteLine(line);
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}
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}
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// util stuff
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private Package GetPackage(string package)
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{
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var pkg = _repo.Packages.FirstOrDefault(p => p.Name.Equals(package));
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if (pkg != null) return pkg;
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throw new Exception("Package not found.");
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}
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// git fetch, returns true if differences between origin/master and master found
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private bool UpdateAvailable(Package package)
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{
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var repo = new LibGit2Sharp.Repository(Path.Combine(_pkgpath, package.Name));
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var remote = repo.Network.Remotes["origin"];
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var refSpecs = remote.FetchRefSpecs.Select(x => x.Specification);
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Commands.Fetch(repo, remote.Name, refSpecs, null, null);
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return repo.Diff.Compare<TreeChanges>(repo.Branches["origin/master"].Tip.Tree,
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DiffTargets.Index | DiffTargets.WorkingDirectory).Any();
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}
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// resets master to origin/master
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private void UpdatePackage(Package package)
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{
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var repo = new LibGit2Sharp.Repository(Path.Combine(_pkgpath, package.Name));
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var originMaster = repo.Branches["origin/master"];
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repo.Reset(ResetMode.Hard, originMaster.Tip);
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}
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public void ReadIndex()
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{
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try
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{
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_repo = JsonConvert.DeserializeObject<Repository>(
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File.ReadAllText(Path.Combine(_buildpath, "repomgr.index.json")));
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}
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catch (IOException)
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{
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throw new Exception("configuration file not found or wrong permissions. Did you run repomgr init?");
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}
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catch (JsonException)
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{
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throw new Exception("configuration corrupt. Please check manually or re-init repo.");
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}
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}
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private void WriteIndex()
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{
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try
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{
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var json = JsonConvert.SerializeObject(_repo);
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if (!Directory.Exists(_buildpath))
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Directory.CreateDirectory(_buildpath);
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File.WriteAllText(Path.Combine(_buildpath, "repomgr.index.json"), json);
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}
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catch (IOException)
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{
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throw new Exception("Unable to write configuratoin. Check permissions.");
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}
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}
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private bool CheckPackage(string package)
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{
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return Directory.Exists(Path.Combine(_pkgpath, package, ".git")) &&
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File.Exists(Path.Combine(_pkgpath, package, "PKGBUILD"));
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}
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public void Build(string package, bool force = false)
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{
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if (!CheckPackage(package)) return;
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var iPackage = GetPackage(package);
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try
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{
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Build(iPackage, force);
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}
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catch (Exception)
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{
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iPackage.LastBuildSucceeded = false;
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throw;
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}
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}
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public void BuildAll()
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{
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foreach (var package in _repo.Packages)
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{
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if (!CheckPackage(package.Name)) return;
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try
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{
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Build(package);
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}
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catch (Exception)
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{
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package.LastBuildSucceeded = false;
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}
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}
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}
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public void Remove(string package)
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{
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if (CheckPackage(package))
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Remove(GetPackage(package));
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}
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}
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public class Repository
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{
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public Repository(string path, string name)
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{
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Path = path;
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Name = name;
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Packages = new List<Package>();
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}
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public readonly string Path;
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public readonly string Name;
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public readonly List<Package> Packages;
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}
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public class Package
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{
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public Package(string name)
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{
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Name = name;
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}
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public readonly string Name;
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public string CurrentVersion = "never-updated";
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public string RepoVersion = "nA";
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public bool LastBuildSucceeded = true;
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}
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internal static class Shell
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{
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public static void Exec(string cmd, string workingDirectory)
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{
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var escapedArgs = cmd.Replace("\"", "\\\"");
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var process = new Process()
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{
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StartInfo = new ProcessStartInfo
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{
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FileName = "/bin/bash",
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Arguments = $"-c \"{escapedArgs}\"",
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WorkingDirectory = workingDirectory,
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RedirectStandardOutput = false,
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RedirectStandardError = false,
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UseShellExecute = false,
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CreateNoWindow = true,
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}
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};
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process.Start();
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process.WaitForExit();
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}
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public static string Bold(string s)
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{
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return $"\x1B[1m{s}\x1B[21m";
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}
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public static string Red(string s)
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{
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return $"\x1b[31m{s}\x1b[39m";
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}
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public static string Yellow(string s)
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{
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return $"\x1b[33m{s}\x1b[39m";
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}
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public static string Green(string s)
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{
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return $"\x1b[32m{s}\x1b[39m";
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}
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public static string Gray(string s)
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{
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return $"\x1b[90m{s}\x1b[39m";
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}
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}
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}
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