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https://github.com/vincentmli/bpfire.git
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Unser Paketmanager...
git-svn-id: http://svn.ipfire.org/svn/ipfire/trunk@525 ea5c0bd1-69bd-2848-81d8-4f18e57aeed8
This commit is contained in:
ms
464
src/pakfire/lib/functions.pl
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464
src/pakfire/lib/functions.pl
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#!/usr/bin/perl -w
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require "/opt/pakfire/etc/pakfire.conf";
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use File::Basename;
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use File::Copy;
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use LWP::UserAgent;
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use Net::Ping;
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package Pakfire;
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sub message {
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my $message = shift;
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print "$message\n";
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logger("$message");
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}
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sub logger {
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my $log = shift;
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system("logger -t pakfire \"$log\"");
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}
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sub pinghost {
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my $host = shift;
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$p = Net::Ping->new();
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if ($p->ping($host)) {
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logger("$host is alive.");
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return 1;
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} else {
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logger("$host is dead.");
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return 0;
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}
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$p->close();
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}
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sub fetchfile {
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my $file = shift;
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my $host = shift;
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my (@server, $proto);
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use File::Basename;
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if ("$host" eq "") {
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@server = selectmirror();
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$proto = $server[0];
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$host = $server[1];
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$file = "$server[2]/$file";
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}
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logger("Trying to get $file from $host ($proto).");
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$bfile = basename("$file");
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my $ua = LWP::UserAgent->new;
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$ua->agent('Pakfire/2.1');
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#$ua->timeout(5);
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#$ua->env_proxy;
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my $response = $ua->get("http://$host/$file");
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if ($response->is_success) {
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if (open(FILE, ">$Conf::cachedir/$bfile")) {
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print FILE $response->content;
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close(FILE);
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} else {
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message("Could not open $Conf::cachedir/$bfile for writing.");
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}
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logger("$host sends file: $file.");
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return 1;
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}
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else {
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my $log = $response->status_line;
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logger("$log");
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return 0;
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}
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}
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sub testhost {
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my $host = shift;
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my $ua = LWP::UserAgent->new;
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$ua->agent('Pakfire/2.1');
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$ua->timeout(5);
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# $ua->env_proxy;
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my $response = $ua->get("http://$host/dummy");
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if ($response->is_success) {
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logger("$host answers my request.");
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return 1;
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}
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else {
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my $log = $response->status_line;
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logger("Server does not work properly: $log");
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return 0;
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}
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}
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sub getmirrors {
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use File::Copy;
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logger("Try to get a mirror list.");
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fetchfile("lists/$Conf::version-server-list", "$Conf::mainserver");
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move("$Conf::cachedir/$Conf::version-server-list", "$Conf::dbdir/lists/$Conf::version-server-list");
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}
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sub selectmirror {
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### Check if there is a current server list and read it.
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# If there is no list try to get one.
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my $count = 0;
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while (!(open(FILE, "<$Conf::dbdir/lists/$Conf::version-server-list")) && ($count lt 5)) {
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$count++;
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getmirrors();
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}
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if ($count == 5) {
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message("Could not find or download a server list.");
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exit 1;
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}
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my @lines = <FILE>;
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close(FILE);
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### Count the number of the servers in the list
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my $scount = 0;
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foreach (@lines) {
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$scount++;
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}
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logger("$scount servers found in list.");
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### Choose a random server and test if it is online
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# If the check fails try a new server.
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# This will never give up.
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my $found = 0;
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my $servers = 0;
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while ($found == 0) {
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$server = int(rand($scount) + 1);
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$servers = 0;
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my ($line, $proto, $path, $host);
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my @templine;
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foreach $line (@lines) {
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$servers++;
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if ($servers eq $server) {
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@templine = split(/\;/, $line);
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$proto = $templine[0];
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$host = $templine[1];
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$path = $templine[2];
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if ((pinghost("$host")) && testhost("$host") ) {
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$found = 1;
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return ($proto, $host, $path);
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}
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}
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}
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}
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}
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sub dbgetlist {
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### Update the database if the file is older than one day.
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# If you pass &Pakfire::dbgetlist(force) the list will be downloaded.
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# Usage is always with an argument.
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my $force = shift;
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my $age;
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use File::Copy;
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if ( -e "$Conf::dbdir/lists/packages_list.db" ) {
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my @stat = stat("$Conf::dbdir/lists/packages_list.db");
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my $time = time();
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$age = $time - $stat[9];
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} else {
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# Force an update.
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$age = "86401";
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}
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if (("$age" gt 86400) || ("$force" eq "force")) {
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cleanup();
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fetchfile("lists/packages_list.db", "");
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move("$Conf::cachedir/packages_list.db", "$Conf::dbdir/lists/packages_list.db");
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}
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}
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sub dblist {
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### This subroutine lists the packages.
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# You may also pass a filter: &Pakfire::dblist(filter)
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# Usage is always with two arguments.
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# filter may be: all, notinstalled, installed
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my $filter = shift;
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my $forweb = shift;
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### Make sure that the list is not outdated.
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dbgetlist("noforce");
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open(FILE, "<$Conf::dbdir/lists/packages_list.db");
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my @db = <FILE>;
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close(FILE);
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my $line;
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my @templine;
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foreach $line (sort @db) {
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@templine = split(/\;/,$line);
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### filter here...
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if ("$forweb" eq "forweb") {
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print "<option value=\"$templine[0]\">$templine[1]</option>\n";
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} else {
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print "$templine[0] $templine[1]\n";
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}
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}
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}
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sub resolvedeps {
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my $pak = shift;
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getmetafile("$pak");
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message("\n## Resolving dependencies for $pak...");
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open(FILE, "<$Conf::dbdir/meta/meta-$pak");
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my @file = <FILE>;
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close(FILE);
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my $line;
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my (@templine, @deps, @tempdeps);
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foreach $line (@file) {
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@templine = split(/\: /,$line);
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if ("$templine[0]" eq "Dependencies") {
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@deps = split(/ /, $templine[1]);
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}
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}
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chomp (@deps);
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foreach (@deps) {
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if ($_) {
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message("### Found dependency: $_");
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push(@tempdeps,$_);
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}
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}
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#my @tempdeps = @deps;
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foreach (@tempdeps) {
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if ($_) {
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my @newdeps = resolvedeps("$_");
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foreach(@newdeps) {
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unless (($_ eq " ") || ($_ eq "")) {
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message("### Found dependency: $_");
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push(@deps,$_);
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}
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}
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}
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}
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chomp (@deps);
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return @deps;
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}
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sub cleanup {
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my $dir = shift;
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my $path;
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if ( "$dir" eq "meta" ) {
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$path = "$Conf::dbdir/meta";
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} elsif ( "$dir" eq "tmp" ) {
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$path = "$Conf::tmpdir";
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}
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chdir("$path");
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opendir(DIR,".");
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my @files = readdir(DIR);
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closedir(DIR);
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foreach (@files) {
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unless (($_ eq ".") || ($_ eq "..")) {
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system("rm -rf $_");
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}
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}
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}
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sub getmetafile {
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my $pak = shift;
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logger("Going to download meta-$pak.");
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unless ( -e "$Conf::dbdir/meta/meta-$pak") {
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fetchfile("meta/meta-$pak", "");
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move("$Conf::cachedir/meta-$pak", "$Conf::dbdir/meta/meta-$pak");
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}
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open(FILE, "<$Conf::dbdir/meta/meta-$pak");
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my @line = <FILE>;
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close(FILE);
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open(FILE, ">$Conf::dbdir/meta/meta-$pak");
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foreach (@line) {
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my $string = $_;
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$string =~ s/\r\n/\n/g;
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print FILE $string;
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}
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close(FILE);
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return 1;
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}
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sub getsize {
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my $pak = shift;
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getmetafile("$pak");
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open(FILE, "<$Conf::dbdir/meta/meta-$pak");
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my @file = <FILE>;
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close(FILE);
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my $line;
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my @templine;
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foreach $line (@file) {
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@templine = split(/\: /,$line);
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if ("$templine[0]" eq "Size") {
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chomp($templine[1]);
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return $templine[1];
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}
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}
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}
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sub addsizes {
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my @paks = shift;
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my @sizes;
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foreach (@paks) {
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my $paksize = getsize("$_");
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push(@sizes, $paksize);
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}
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my $totalsize = 0;
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foreach (@sizes) {
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$totalsize += $_;
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}
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return $totalsize;
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}
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sub decryptpak {
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my $pak = shift;
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cleanup("tmp");
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my $file = getpak("$pak", "noforce");
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my $return = system("gpg -d < $Conf::cachedir/$file | tar xj -C $Conf::tmpdir/");
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logger("Decryption process returned the following: $return");
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if ($return == 1) { exit 1; }
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}
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sub getpak {
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my $pak = shift;
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my $force = shift;
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getmetafile("$pak");
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open(FILE, "<$Conf::dbdir/meta/meta-$pak");
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my @file = <FILE>;
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close(FILE);
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my $line;
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my $file;
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my @templine;
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foreach $line (@file) {
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@templine = split(/\: /,$line);
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if ("$templine[0]" eq "File") {
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chomp($templine[1]);
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$file = $templine[1];
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}
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}
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unless ($file) {
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message("No filename given in meta-file. Please phone the developers.");
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exit 1;
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}
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message("\n## Downloading $file...");
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unless ( "$force" eq "force" ) {
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if ( -e "$Conf::cachedir/$file" ) {
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message("$file is already there. Skipping download.");
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return $file;
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}
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}
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fetchfile("paks/$file", "");
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return $file;
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}
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sub setuppak {
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my $pak = shift;
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message("We are going to install: $pak");
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decryptpak("$pak");
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my $return = system("cd $Conf::tmpdir && ./install.sh >> $Conf::logdir/install-$pak.log 2>&1");
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if ($return == 0) {
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move("$Conf::tmpdir/ROOTFILES", "$Conf::dbdir/rootfiles/$pak");
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cleanup("tmp");
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message("Setup completed. Congratulations!");
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} else {
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message("Setup returned: $return. Sorry. Please search our forum to find a solution for this problem.");
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exit $return;
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}
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exit $return;
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}
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sub updatepak {
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my $pak = shift;
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message("We are going to update: $pak");
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decryptpak("$pak");
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my $return = system("cd $Conf::tmpdir && ./update.sh >> $Conf::logdir/update-$pak.log 2>&1");
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if ($return == 0) {
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move("$Conf::tmpdir/ROOTFILES", "$Conf::dbdir/rootfiles/$pak");
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cleanup("tmp");
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message("Update completed. Congratulations!");
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} else {
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message("Setup returned: $return. Sorry. Please search our forum to find a solution for this problem.");
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exit $return;
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}
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exit $return;
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}
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sub removepak {
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my $pak = shift;
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message("We are going to uninstall: $pak");
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decryptpak("$pak");
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my $return = system("cd $Conf::tmpdir && ./uninstall.sh >> $Conf::logdir/uninstall-$pak.log 2>&1");
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if ($return == 0) {
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open(FILE, "<$Conf::dbdir/rootfiles/$pak");
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my @file = <FILE>;
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close(FILE);
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foreach (@file) {
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my $line = $_;
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chomp($line);
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system("echo \"Removing: $line\" >> $Conf::logdir/uninstall-$pak.log 2>&1");
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system("cd / && rm -rf $line >> $Conf::logdir/uninstall-$pak.log 2>&1");
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}
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unlink("$Conf::dbdir/rootfiles/$pak");
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cleanup("tmp");
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message("Uninstall completed. Congratulations!");
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} else {
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message("Setup returned: $return. Sorry. Please search our forum to find a solution for this problem.");
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exit $return;
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}
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exit $return;
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}
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sub beautifysize {
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my $size = shift;
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if ($size > 1023) {
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my $newsize = $size / 1024;
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return "$newsize MB";
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} else {
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return "$size KB";
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}
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}
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1;
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Reference in New Issue
Block a user