forked from cromer/pamac-classic
427 lines
14 KiB
Vala
427 lines
14 KiB
Vala
/*
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* pamac-vala
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*
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* Copyright (C) 2014-2015 Guillaume Benoit <guillaume@manjaro.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a get of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace Alpm {
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class Repo {
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public string name;
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public Signature.Level siglevel;
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public DB.Usage usage;
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public string[] urls;
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public Repo (string name) {
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this.name = name;
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siglevel = Signature.Level.USE_DEFAULT;
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usage = 0;
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urls = {};
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}
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}
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public class Config {
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string conf_path;
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string rootdir;
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string dbpath;
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string gpgdir;
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string logfile;
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string arch;
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double deltaratio;
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int usesyslog;
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public int checkspace;
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Alpm.List<string> *cachedirs;
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Alpm.List<string> *ignoregroups;
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public string ignorepkg;
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Alpm.List<string> *ignorepkgs;
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Alpm.List<string> *noextracts;
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Alpm.List<string> *noupgrades;
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public GLib.List<string> holdpkgs;
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public GLib.List<string> syncfirsts;
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public string syncfirst;
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Signature.Level defaultsiglevel;
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Signature.Level localfilesiglevel;
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Signature.Level remotefilesiglevel;
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Repo[] repo_order;
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public unowned Handle? handle;
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public Config (string path) {
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conf_path = path;
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handle = null;
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reload ();
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}
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public void reload () {
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// set default options
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rootdir = "/";
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dbpath = "/var/lib/pacman";
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gpgdir = "/etc/pacman.d/gnupg/";
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logfile = "/var/log/pacman.log";
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string default_cachedir = "/var/cache/pacman/pkg/";
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arch = Posix.utsname().machine;
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holdpkgs = new GLib.List<string> ();
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syncfirsts = new GLib.List<string> ();
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syncfirst = "";
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Alpm.List.free_all (cachedirs);
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Alpm.List.free_all (ignoregroups);
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Alpm.List.free_all (ignorepkgs);
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Alpm.List.free_all (noextracts);
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Alpm.List.free_all (noupgrades);
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cachedirs = new Alpm.List<string> ();
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cachedirs->add_str (default_cachedir);
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ignoregroups = new Alpm.List<string> ();
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ignorepkgs = new Alpm.List<string> ();
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ignorepkg = "";
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noextracts = new Alpm.List<string> ();
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noupgrades = new Alpm.List<string> ();
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usesyslog = 0;
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checkspace = 0;
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deltaratio = 0.7;
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defaultsiglevel = Signature.Level.PACKAGE | Signature.Level.PACKAGE_OPTIONAL | Signature.Level.DATABASE | Signature.Level.DATABASE_OPTIONAL;
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localfilesiglevel = Signature.Level.USE_DEFAULT;
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remotefilesiglevel = Signature.Level.USE_DEFAULT;
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repo_order = {};
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// parse conf file
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parse_file (conf_path);
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get_handle ();
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}
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public void get_handle () {
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Alpm.Errno error;
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if (handle != null) {
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Handle.release (handle);
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}
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handle = Handle.new (rootdir, dbpath, out error);
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if (handle == null) {
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stderr.printf ("Failed to initialize alpm library" + " (%s)\n".printf(Alpm.strerror (error)));
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return;
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}
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// define options
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handle.gpgdir = gpgdir;
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handle.logfile = logfile;
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handle.arch = arch;
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handle.deltaratio = deltaratio;
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handle.usesyslog = usesyslog;
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handle.checkspace = checkspace;
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handle.defaultsiglevel = defaultsiglevel;
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localfilesiglevel = merge_siglevel (defaultsiglevel, localfilesiglevel);
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remotefilesiglevel = merge_siglevel (defaultsiglevel, remotefilesiglevel);
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handle.localfilesiglevel = localfilesiglevel;
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handle.remotefilesiglevel = remotefilesiglevel;
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handle.cachedirs = cachedirs;
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handle.ignoregroups = ignoregroups;
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handle.ignorepkgs = ignorepkgs;
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handle.noextracts = noextracts;
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handle.noupgrades = noupgrades;
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// register dbs
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foreach (var repo in repo_order) {
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unowned DB db = handle.register_syncdb (repo.name, repo.siglevel);
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foreach (var url in repo.urls) {
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db.add_server (url.replace ("$repo", repo.name).replace ("$arch", handle.arch));
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}
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if (repo.usage == 0) {
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db.usage = DB.Usage.ALL;
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} else {
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db.usage = repo.usage;
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}
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}
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}
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public void parse_file (string path, string? section = null) {
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string? current_section = section;
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var file = GLib.File.new_for_path (path);
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if (file.query_exists () == false) {
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GLib.stderr.printf ("File '%s' doesn't exist.\n", path);
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} else {
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try {
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// Open file for reading and wrap returned FileInputStream into a
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// DataInputStream, so we can read line by line
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var dis = new DataInputStream (file.read ());
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string line;
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// Read lines until end of file (null) is reached
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while ((line = dis.read_line (null)) != null) {
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if (line.length == 0) {
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continue;
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}
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// ignore whole line and end of line comments
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string[] splitted = line.split ("#", 2);
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line = splitted[0].strip ();
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if (line.length == 0) {
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continue;
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}
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if (line[0] == '[' && line[line.length-1] == ']') {
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current_section = line[1:-1];
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if (current_section != "options") {
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var repo = new Repo (current_section);
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repo_order += repo;
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}
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continue;
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}
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splitted = line.split ("=", 2);
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string _key = splitted[0].strip ();
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string? _value = null;
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if (splitted[1] != null) {
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_value = splitted[1].strip ();
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}
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if (_key == "Include") {
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parse_file (_value, current_section);
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}
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if (current_section == "options") {
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if (_key == "GPGDir") {
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gpgdir = _value;
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} else if (_key == "LogFile") {
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logfile = _value;
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} else if (_key == "Architecture") {
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if (_value == "auto") {
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arch = Posix.utsname ().machine;
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} else {
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arch = _value;
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}
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} else if (_key == "UseDelta") {
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deltaratio = double.parse (_value);
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} else if (_key == "UseSysLog") {
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usesyslog = 1;
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} else if (_key == "CheckSpace") {
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checkspace = 1;
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} else if (_key == "SigLevel") {
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defaultsiglevel = define_siglevel (defaultsiglevel, _value);
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} else if (_key == "LocalFileSigLevel") {
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localfilesiglevel = define_siglevel (localfilesiglevel, _value);
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} else if (_key == "RemoteFileSigLevel") {
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remotefilesiglevel = define_siglevel (remotefilesiglevel, _value);
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} else if (_key == "HoldPkg") {
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foreach (string name in _value.split (" ")) {
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holdpkgs.append (name);
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}
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} else if (_key == "SyncFirst") {
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syncfirst = _value;
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foreach (string name in _value.split (" ")) {
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syncfirsts.append (name);
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}
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} else if (_key == "CacheDir") {
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foreach (string dir in _value.split (" ")) {
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cachedirs->add_str (dir);
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}
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} else if (_key == "IgnoreGroup") {
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foreach (string name in _value.split (" ")) {
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ignoregroups->add_str (name);
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}
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} else if (_key == "IgnorePkg") {
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ignorepkg = _value;
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foreach (string name in _value.split (" ")) {
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ignorepkgs->add_str (name);
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}
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} else if (_key == "Noextract") {
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foreach (string name in _value.split (" ")) {
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noextracts->add_str (name);
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}
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} else if (_key == "NoUpgrade") {
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foreach (string name in _value.split (" ")) {
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noupgrades->add_str (name);
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}
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}
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} else {
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foreach (var repo in repo_order) {
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if (repo.name == current_section) {
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if (_key == "Server") {
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repo.urls += _value;
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} else if (_key == "SigLevel") {
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if (repo.siglevel == Signature.Level.USE_DEFAULT) {
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repo.siglevel = defaultsiglevel;
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}
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repo.siglevel = define_siglevel (repo.siglevel, _value);
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} else if (_key == "Usage") {
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repo.usage = define_usage (_value);
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}
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}
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}
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}
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}
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} catch (GLib.Error e) {
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GLib.stderr.printf("%s\n", e.message);
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}
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}
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}
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public void write (HashTable<string,Variant> new_conf) {
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var file = GLib.File.new_for_path (conf_path);
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if (file.query_exists () == false) {
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GLib.stderr.printf ("File '%s' doesn't exist.\n", conf_path);
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} else {
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try {
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// Open file for reading and wrap returned FileInputStream into a
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// DataInputStream, so we can read line by line
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var dis = new DataInputStream (file.read ());
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string line;
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string[] data = {};
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// Read lines until end of file (null) is reached
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while ((line = dis.read_line (null)) != null) {
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if (line.length == 0) {
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data += "\n";
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continue;
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}
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if (line.contains ("IgnorePkg")) {
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if (new_conf.contains ("IgnorePkg")) {
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string _value = new_conf.get ("IgnorePkg").get_string ();
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if (_value == "") {
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data += "#IgnorePkg =\n";
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} else {
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data += "IgnorePkg = %s\n".printf (_value);
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}
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} else {
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data += line + "\n";
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}
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} else if (line.contains ("SyncFirst")) {
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if (new_conf.contains ("SyncFirst")) {
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string _value = new_conf.get ("SyncFirst").get_string ();
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if (_value == "") {
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data += "#SyncFirst =\n";
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} else {
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data += "SyncFirst = %s\n".printf (_value);
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}
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} else {
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data += line + "\n";
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}
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} else if (line.contains ("CheckSpace")) {
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if (new_conf.contains ("CheckSpace")) {
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bool _value = new_conf.get ("CheckSpace").get_boolean ();
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if (_value == true) {
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data += "CheckSpace\n";
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} else {
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data += "#CheckSpace\n";
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}
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} else {
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data += line + "\n";
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}
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} else {
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data += line + "\n";
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}
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}
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// delete the file before rewrite it
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file.delete ();
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// creating a DataOutputStream to the file
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var dos = new DataOutputStream (file.create (FileCreateFlags.REPLACE_DESTINATION));
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foreach (string new_line in data) {
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// writing a short string to the stream
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dos.put_string (new_line);
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}
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} catch (GLib.Error e) {
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GLib.stderr.printf("%s\n", e.message);
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}
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}
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}
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public DB.Usage define_usage (string conf_string) {
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DB.Usage usage = 0;
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foreach (string directive in conf_string.split(" ")) {
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if (directive == "Sync") {
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usage |= DB.Usage.SYNC;
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} else if (directive == "Search") {
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usage |= DB.Usage.SEARCH;
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} else if (directive == "Install") {
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usage |= DB.Usage.INSTALL;
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} else if (directive == "Upgrade") {
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usage |= DB.Usage.UPGRADE;
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} else if (directive == "All") {
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usage |= DB.Usage.ALL;
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}
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}
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return usage;
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}
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public Signature.Level define_siglevel (Signature.Level default_level, string conf_string) {
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foreach (string directive in conf_string.split(" ")) {
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bool affect_package = false;
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bool affect_database = false;
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if ("Package" in directive) {
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affect_package = true;
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} else if ("Database" in directive) {
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affect_database = true;
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} else {
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affect_package = true;
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affect_database = true;
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}
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if ("Never" in directive) {
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if (affect_package) {
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default_level &= ~Signature.Level.PACKAGE;
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default_level |= Signature.Level.PACKAGE_SET;
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}
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if (affect_database) {
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default_level &= ~Signature.Level.DATABASE;
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}
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} else if ("Optional" in directive) {
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if (affect_package) {
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default_level |= Signature.Level.PACKAGE;
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default_level |= Signature.Level.PACKAGE_OPTIONAL;
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default_level |= Signature.Level.PACKAGE_SET;
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}
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if (affect_database) {
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default_level |= Signature.Level.DATABASE;
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default_level |= Signature.Level.DATABASE_OPTIONAL;
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}
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} else if ("Required" in directive) {
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if (affect_package) {
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default_level |= Signature.Level.PACKAGE;
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default_level &= ~Signature.Level.PACKAGE_OPTIONAL;
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default_level |= Signature.Level.PACKAGE_SET;
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}
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if (affect_database) {
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default_level |= Signature.Level.DATABASE;
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default_level &= ~Signature.Level.DATABASE_OPTIONAL;
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}
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} else if ("TrustedOnly" in directive) {
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if (affect_package) {
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default_level &= ~Signature.Level.PACKAGE_MARGINAL_OK;
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default_level &= ~Signature.Level.PACKAGE_UNKNOWN_OK;
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default_level |= Signature.Level.PACKAGE_TRUST_SET;
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}
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if (affect_database) {
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default_level &= ~Signature.Level.DATABASE_MARGINAL_OK;
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default_level &= ~Signature.Level.DATABASE_UNKNOWN_OK;
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}
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} else if ("TrustAll" in directive) {
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if (affect_package) {
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default_level |= Signature.Level.PACKAGE_MARGINAL_OK;
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default_level |= Signature.Level.PACKAGE_UNKNOWN_OK;
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default_level |= Signature.Level.PACKAGE_TRUST_SET;
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}
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if (affect_database) {
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default_level |= Signature.Level.DATABASE_MARGINAL_OK;
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default_level |= Signature.Level.DATABASE_UNKNOWN_OK;
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}
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} else {
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GLib.stderr.printf("unrecognized siglevel: %s\n", conf_string);
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}
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}
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default_level &= ~Signature.Level.USE_DEFAULT;
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return default_level;
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}
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public Signature.Level merge_siglevel (Signature.Level base_level, Signature.Level over_level) {
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if ((over_level & Signature.Level.USE_DEFAULT) == 0) {
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if ((over_level & Signature.Level.PACKAGE_SET) == 0) {
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over_level |= base_level & Signature.Level.PACKAGE;
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over_level |= base_level & Signature.Level.PACKAGE_OPTIONAL;
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}
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if ((over_level & Signature.Level.PACKAGE_TRUST_SET) == 0) {
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over_level |= base_level & Signature.Level.PACKAGE_MARGINAL_OK;
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over_level |= base_level & Signature.Level.PACKAGE_UNKNOWN_OK;
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}
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}
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return over_level;
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}
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}
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}
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