259 lines
8.6 KiB
Vala
259 lines
8.6 KiB
Vala
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/*
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* pamac-vala
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*
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* Copyright (C) 2014 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 SigLevel siglevel;
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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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urls = {};
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}
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}
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public class Config {
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public Handle handle;
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private string[] priv_holdpkg;
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private string[] priv_syncfirst;
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public string[] holdpkg;
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public string[] syncfirst;
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SigLevel siglevel;
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SigLevel localfilesiglevel;
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SigLevel remotefilesiglevel;
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Repo[] repo_order;
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public Config (string path) {
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// rootdir and dbpath are hardcoded so we parse config file only once
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const string rootdir = "/";
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const string dbpath = "/var/lib/pacman";
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Alpm.Errno error;
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handle = new Handle (rootdir, dbpath, out error);
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const string gpgdir = "/etc/pacman.d/gnupg/";
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const string logfile = "/var/log/pacman.log";
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const string cachedir = "/var/cache/pacman/pkg/";
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priv_holdpkg = {};
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priv_syncfirst = {};
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siglevel = SigLevel.PACKAGE | SigLevel.PACKAGE_OPTIONAL | SigLevel.DATABASE | SigLevel.DATABASE_OPTIONAL;
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localfilesiglevel = SigLevel.USE_DEFAULT;
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remotefilesiglevel = SigLevel.USE_DEFAULT;
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repo_order = {};
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// parse conf file
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parse_file (path);
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// check essential settings
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if (handle.gpgdir == null) handle.gpgdir = gpgdir;
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if (handle.logfile == null) handle.logfile = logfile;
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if (handle.arch == null) handle.arch = Posix.utsname().machine;
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if (handle.cachedirs == null) handle.add_cachedir(cachedir);
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// register dbs
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foreach (Repo repo in repo_order) {
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unowned DB db = handle.register_syncdb (repo.name, repo.siglevel);
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foreach (string 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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}
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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", file.get_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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line = line.strip ();
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if (line.length == 0) continue;
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if (line[0] == '#') continue;
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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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Repo repo = new Repo (current_section);
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repo.siglevel = siglevel;
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repo_order += repo;
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}
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continue;
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}
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string[] splitted = line.split ("=");
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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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if (_key == "Include")
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parse_file (_value, current_section);
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if (current_section == "options") {
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if (_key == "GPGDir")
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handle.gpgdir = _value;
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else if (_key == "LogFile")
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handle.logfile = _value;
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else if (_key == "Architecture") {
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if (_value == "auto")
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handle.arch = Posix.utsname ().machine;
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else
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handle.arch = _value;
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} else if (_key == "UseDelta")
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handle.deltaratio = double.parse (_value);
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else if (_key == "UseSysLog")
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handle.usesyslog = 1;
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else if (_key == "CheckSpace")
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handle.checkspace = 1;
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else if (_key == "SigLevel")
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siglevel = define_siglevel (siglevel, _value);
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else if (_key == "LocalSigLevel")
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handle.localfilesiglevel = merge_siglevel (siglevel, define_siglevel (localfilesiglevel, _value));
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else if (_key == "RemoteSigLevel")
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handle.remotefilesiglevel = merge_siglevel (siglevel, 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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priv_holdpkg += name;
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}
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} else if (_key == "SyncFirst") {
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foreach (string name in _value.split (" ")) {
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priv_syncfirst += 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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handle.add_cachedir (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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handle.add_ignoregroup (name);
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}
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} else if (_key == "IgnorePkg") {
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foreach (string name in _value.split (" ")) {
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handle.add_ignorepkg (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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handle.add_noextract (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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handle.add_noupgrade (name);
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}
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}
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} else {
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foreach (Repo _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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_repo.siglevel = define_siglevel(siglevel, _value);
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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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holdpkg = priv_holdpkg;
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syncfirst = priv_syncfirst;
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}
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}
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public SigLevel define_siglevel (SigLevel 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) affect_package = true;
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else if ("Database" in directive) 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 &= ~SigLevel.PACKAGE;
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default_level |= SigLevel.PACKAGE_SET;
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}
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if (affect_database) default_level &= ~SigLevel.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 |= SigLevel.PACKAGE;
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default_level |= SigLevel.PACKAGE_OPTIONAL;
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default_level |= SigLevel.PACKAGE_SET;
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}
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if (affect_database) {
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default_level |= SigLevel.DATABASE;
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default_level |= SigLevel.DATABASE_OPTIONAL;
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}
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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 |= SigLevel.PACKAGE;
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default_level &= ~SigLevel.PACKAGE_OPTIONAL;
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default_level |= SigLevel.PACKAGE_SET;
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}
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if (affect_database) {
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default_level |= SigLevel.DATABASE;
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default_level &= ~SigLevel.DATABASE_OPTIONAL;
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}
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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 &= ~SigLevel.PACKAGE_MARGINAL_OK;
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default_level &= ~SigLevel.PACKAGE_UNKNOWN_OK;
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default_level |= SigLevel.PACKAGE_TRUST_SET;
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}
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if (affect_database) {
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default_level &= ~SigLevel.DATABASE_MARGINAL_OK;
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default_level &= ~SigLevel.DATABASE_UNKNOWN_OK;
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}
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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 |= SigLevel.PACKAGE_MARGINAL_OK;
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default_level |= SigLevel.PACKAGE_UNKNOWN_OK;
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default_level |= SigLevel.PACKAGE_TRUST_SET;
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}
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if (affect_database) {
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default_level |= SigLevel.DATABASE_MARGINAL_OK;
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default_level |= SigLevel.DATABASE_UNKNOWN_OK;
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}
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}
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else GLib.stderr.printf("unrecognized siglevel: %s\n", conf_string);
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}
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default_level &= ~SigLevel.USE_DEFAULT;
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return default_level;
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}
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public SigLevel merge_siglevel (SigLevel base_level, SigLevel over_level) {
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if ((over_level & SigLevel.USE_DEFAULT) != 0) over_level = base_level;
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else {
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if ((over_level & SigLevel.PACKAGE_SET) == 0) {
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over_level |= base_level & SigLevel.PACKAGE;
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over_level |= base_level & SigLevel.PACKAGE_OPTIONAL;
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}
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if ((over_level & SigLevel.PACKAGE_TRUST_SET) == 0) {
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over_level |= base_level & SigLevel.PACKAGE_MARGINAL_OK;
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over_level |= base_level & SigLevel.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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