Root/scripts/feeds

Source at commit f104603657789697c8f9ca612a76c003cad41d6a created 13 years 3 months ago.
By Xiangfu Liu, automatic create /dev/rtc
1#!/usr/bin/perl
2use Getopt::Std;
3use FindBin;
4use Cwd;
5use lib "$FindBin::Bin";
6use metadata;
7use warnings;
8use strict;
9use Cwd 'abs_path';
10
11chdir "$FindBin::Bin/..";
12$ENV{TOPDIR}=getcwd();
13
14my $mk=`which gmake`; # select the right 'make' program
15chomp($mk); # trim trailing newline
16$mk or $mk = "make"; # default to 'make'
17
18# check version of make
19my @mkver = split /\s+/, `$mk -v`, 4;
20my $valid_mk = 1;
21$mkver[0] =~ /^GNU/ or $valid_mk = 0;
22$mkver[1] =~ /^Make/ or $valid_mk = 0;
23$mkver[2] >= "3.81" or $valid_mk = 0;
24$valid_mk or die "Unsupported version of make found: $mk\n";
25
26my @feeds;
27my %build_packages;
28my %installed;
29my %feed_cache;
30
31my $feed_package = {};
32my $feed_src = {};
33
34sub parse_config() {
35    my $line = 0;
36    my %name;
37
38    open FEEDS, "feeds.conf" or
39        open FEEDS, "feeds.conf.default" or
40        die "Unable to open feeds configuration";
41    while (<FEEDS>) {
42        chomp;
43        s/#.+$//;
44        next unless /\S/;
45        my @line = split /\s+/, $_, 3;
46        my @src;
47        $line++;
48
49        my $valid = 1;
50        $line[0] =~ /^src-\w+$/ or $valid = 0;
51        $line[1] =~ /^\w+$/ or $valid = 0;
52        @src = split /\s+/, $line[2];
53        $valid or die "Syntax error in feeds.conf, line: $line\n";
54
55        $name{$line[1]} and die "Duplicate feed name '$line[1]', line: $line\n";
56        $name{$line[1]} = 1;
57
58        push @feeds, [$line[0], $line[1], \@src];
59    }
60    close FEEDS;
61}
62
63sub update_location($$)
64{
65    my $name = shift;
66    my $url = shift;
67    my $old_url;
68
69    -d "./feeds/$name.tmp" or mkdir "./feeds/$name.tmp" or return 1;
70
71    if( open LOC, "< ./feeds/$name.tmp/location" )
72    {
73        chomp($old_url = readline LOC);
74        close LOC;
75    }
76
77    if( !$old_url || $old_url ne $url )
78    {
79        if( open LOC, "> ./feeds/$name.tmp/location" )
80        {
81            print LOC $url, "\n";
82            close LOC;
83        }
84        return $old_url ? 1 : 0;
85    }
86
87    return 0;
88}
89
90sub update_index($)
91{
92    my $name = shift;
93
94    -d "./feeds/$name.tmp" or mkdir "./feeds/$name.tmp" or return 1;
95    -d "./feeds/$name.tmp/info" or mkdir "./feeds/$name.tmp/info" or return 1;
96
97    system("$mk -s prepare-mk TMP_DIR=\"$ENV{TOPDIR}/feeds/$name.tmp\"");
98    system("$mk -s -f include/scan.mk IS_TTY=1 SCAN_TARGET=\"packageinfo\" SCAN_DIR=\"feeds/$name\" SCAN_NAME=\"package\" SCAN_DEPS=\"$ENV{TOPDIR}/include/package*.mk\" SCAN_DEPTH=5 SCAN_EXTRA=\"\" TMP_DIR=\"$ENV{TOPDIR}/feeds/$name.tmp\"");
99    system("ln -sf $name.tmp/.packageinfo ./feeds/$name.index");
100
101    return 0;
102}
103
104my %update_method = (
105    'src-svn' => {
106        'init' => "svn checkout '%s' '%s'",
107        'update' => "svn update",
108        'controldir' => ".svn"},
109    'src-cpy' => {
110        'init' => "cp -Rf '%s' '%s'",
111        'update' => ""},
112    'src-link' => {
113        'init' => "ln -s '%s' '%s'",
114        'update' => ""},
115    'src-git' => {
116        'init' => "git clone --depth 1 '%s' '%s'",
117        'update' => "git pull",
118        'controldir' => ".git"},
119    'src-bzr' => {
120        'init' => "bzr checkout --lightweight '%s' '%s'",
121        'update' => "bzr update",
122        'controldir' => ".bzr"},
123    'src-hg' => {
124        'init' => "hg clone '%s' '%s'",
125        'update' => "hg pull --update",
126        'controldir' => ".hg"}
127);
128
129# src-git: pull broken
130# src-cpy: broken if `basename $src` != $name
131
132sub update_feed_via($$$$) {
133    my $type = shift;
134    my $name = shift;
135    my $src = shift;
136    my $relocate = shift;
137    
138    my $m = $update_method{$type};
139    my $localpath = "./feeds/$name";
140    my $safepath = $localpath;
141    $safepath =~ s/'/'\\''/;
142
143    if( $relocate || !$m->{'update'} || !-d "$localpath/$m->{'controldir'}" ) {
144        system("rm -rf '$safepath'");
145        system(sprintf($m->{'init'}, $src, $safepath)) == 0 or return 1;
146    } else {
147        system("cd '$safepath'; $m->{'update'}") == 0 or return 1;
148    }
149    
150    return 0;
151}
152
153sub get_feed($) {
154    my $feed = shift;
155
156    if (!defined($feed_cache{$feed})) {
157        my $file = "./feeds/$feed.index";
158
159        clear_packages();
160        -f $file or do {
161            print "Ignoring feed '$feed' - index missing\n";
162            return;
163        };
164        parse_package_metadata($file) or return;
165        $feed_cache{$feed} = [ { %package }, { %srcpackage } ];
166    }
167
168    $feed_package = $feed_cache{$feed}->[0];
169    $feed_src = $feed_cache{$feed}->[1];
170    return $feed_cache{$feed}->[0];
171}
172
173sub get_installed() {
174    system("$mk -s prepare-tmpinfo");
175    clear_packages();
176    parse_package_metadata("./tmp/.packageinfo");
177    %installed = %package;
178}
179
180sub search_feed {
181    my $feed = shift;
182    my @substr = @_;
183    my $display;
184
185    return unless @substr > 0;
186    get_feed($feed);
187    foreach my $name (sort { lc($a) cmp lc($b) } keys %$feed_package) {
188        my $pkg = $feed_package->{$name};
189        my $substr;
190        my $pkgmatch = 1;
191
192        next if $pkg->{vdepends};
193        foreach my $substr (@substr) {
194            my $match;
195            foreach my $key (qw(name title description src)) {
196                $pkg->{$key} and $substr and $pkg->{$key} =~ m/$substr/i and $match = 1;
197            }
198            $match or undef $pkgmatch;
199        };
200        $pkgmatch and do {
201            $display or do {
202                print "Search results in feed '$feed':\n";
203                $display = 1;
204            };
205            printf "\%-25s\t\%s\n", $pkg->{name}, $pkg->{title};
206        };
207    }
208    return 0;
209}
210
211sub search {
212    my %opts;
213
214    getopt('r:', \%opts);
215    foreach my $feed (@feeds) {
216        search_feed($feed->[1], @ARGV) if (!defined($opts{r}) or $opts{r} eq $feed->[1]);
217    }
218}
219
220sub list_feed {
221    my $feed = shift;
222
223    get_feed($feed);
224    foreach my $name (sort { lc($a) cmp lc($b) } keys %$feed_package) {
225        my $pkg = $feed_package->{$name};
226        next if $pkg->{vdepends};
227        if($pkg->{name}) {
228            printf "\%-32s\t\%s\n", $pkg->{name}, $pkg->{title};
229        }
230    }
231
232    return 0;
233}
234
235sub list {
236    my %opts;
237
238    getopts('r:sh', \%opts);
239    if ($opts{h}) {
240        usage();
241        return 0;
242    }
243    if ($opts{s}) {
244        foreach my $feed (@feeds) {
245            printf "\%-32s\tURL: %s\n", $feed->[1], join(", ", @{$feed->[2]});
246        }
247        return 0;
248    }
249    foreach my $feed (@feeds) {
250        list_feed($feed->[1], @ARGV) if (!defined($opts{r}) or $opts{r} eq $feed->[1]);
251    }
252    return 0;
253}
254
255sub install_generic() {
256    my $feed = shift;
257    my $pkg = shift;
258    my $path = $pkg->{makefile};
259
260    if($path) {
261        $path =~ s/\/Makefile$//;
262
263        -d "./package/feeds" or mkdir "./package/feeds";
264        -d "./package/feeds/$feed->[1]" or mkdir "./package/feeds/$feed->[1]";
265        system("ln -sf ../../../$path ./package/feeds/$feed->[1]/");
266    } else {
267        warn "Package is not valid\n";
268        return 1;
269    }
270
271    return 0;
272}
273
274my %install_method = (
275    'src-svn' => \&install_generic,
276    'src-cpy' => \&install_generic,
277    'src-link' => \&install_generic,
278    'src-git' => \&install_generic,
279    'src-bzr' => \&install_generic,
280    'src-hg' => \&install_generic,
281);
282
283my %feed;
284
285sub lookup_package($$) {
286    my $feed = shift;
287    my $package = shift;
288
289    foreach my $feed ($feed, @feeds) {
290        next unless $feed->[1];
291        next unless $feed{$feed->[1]};
292        $feed{$feed->[1]}->{$package} and return $feed;
293    }
294    return;
295}
296
297sub install_package {
298    my $feed = shift;
299    my $name = shift;
300    my $ret = 0;
301
302    $feed = lookup_package($feed, $name);
303    $feed or do {
304        $installed{$name} and return 0;
305        # TODO: check if it's already installed within ./package directory
306        $feed_src->{$name} or -d "./package/$name" or warn "WARNING: No feed for package '$name' found, maybe it's already part of the standard packages?\n";
307        return 0;
308    };
309
310    # switch to the metadata for the selected feed
311    get_feed($feed->[1]);
312
313    my $pkg = $feed{$feed->[1]}->{$name} or return 1;
314    $pkg->{name} or do {
315        $installed{$name} and return 0;
316        # TODO: check if this is an alias package, maybe it's known by another name
317        warn "WARNING: Package '$name' is not available in feed $feed->[1].\n";
318        return 0;
319    };
320    my $src = $pkg->{src};
321    my $type = $feed->[0];
322    $src or $src = $name;
323
324    # previously installed packages set the runtime package
325    # newly installed packages set the source package
326    $installed{$src} and return 0;
327
328    # check previously installed packages
329    $installed{$name} and return 0;
330    $installed{$src} = 1;
331    warn "Installing package '$src'\n";
332
333    $install_method{$type} or do {
334        warn "Unknown installation method: '$type'\n";
335        return 1;
336    };
337
338    &{$install_method{$type}}($feed, $pkg) == 0 or do {
339        warn "failed.\n";
340        return 1;
341    };
342
343    # install all dependencies referenced from the source package
344    foreach my $vpkg (@{$feed_src->{$src}}) {
345        foreach my $dep (@{$vpkg->{depends}}, @{$vpkg->{builddepends}}, @{$vpkg->{"builddepends/host"}}) {
346            next if $dep =~ /@/;
347            $dep =~ s/^\+//;
348            $dep =~ s/^.+://;
349            $dep =~ s/\/.+$//;
350            next unless $dep;
351            install_package($feed, $dep) == 0 or $ret = 1;
352        }
353    }
354
355    return $ret;
356}
357
358sub refresh_config {
359    my $default = shift;
360
361    # workaround for timestamp check
362    system("rm -f tmp/.packageinfo");
363
364    # refresh the config
365    if ($default) {
366        system("$mk oldconfig CONFDEFAULT=\"$default\" Config.in >/dev/null 2>/dev/null");
367    } else {
368        system("$mk defconfig Config.in >/dev/null 2>/dev/null");
369    }
370}
371
372sub install {
373    my $name;
374    my %opts;
375    my $feed;
376    my $ret = 0;
377
378    getopts('ap:d:h', \%opts);
379
380    if ($opts{h}) {
381        usage();
382        return 0;
383    }
384
385    get_installed();
386
387    foreach my $f (@feeds) {
388        # index all feeds
389        $feed{$f->[1]} = get_feed($f->[1]);
390
391        # look up the preferred feed
392        $opts{p} and $f->[1] eq $opts{p} and $feed = $f;
393    }
394
395    if($opts{a}) {
396        foreach my $f (@feeds) {
397            if (!defined($opts{p}) or $opts{p} eq $f->[1]) {
398                printf "Installing all packages from feed %s.\n", $f->[1];
399                get_feed($f->[1]);
400                foreach my $name (sort { lc($a) cmp lc($b) } keys %$feed_package) {
401                    my $p = $feed_package->{$name};
402                    next if $p->{vdepends};
403                    if( $p->{name} ) {
404                        install_package($feed, $p->{name}) == 0 or $ret = 1;
405                        get_feed($f->[1]);
406                    }
407                }
408            }
409        }
410    } else {
411        while ($name = shift @ARGV) {
412            install_package($feed, $name) == 0 or $ret = 1;
413        }
414    }
415
416    # workaround for timestamp check
417
418    # set the defaults
419    if ($opts{d} and $opts{d} =~ /^[ymn]$/) {
420        refresh_config($opts{d});
421    }
422
423    return $ret;
424}
425
426sub uninstall {
427    my %opts;
428    my $name;
429    my $uninstall;
430
431    getopts('ah', \%opts);
432
433    if ($opts{h}) {
434        usage();
435        return 0;
436    }
437
438    if ($opts{a}) {
439        system("rm -rvf ./package/feeds");
440        $uninstall = 1;
441    } else {
442        if($#ARGV == -1) {
443            warn "WARNING: no package to uninstall\n";
444            return 0;
445        }
446        get_installed();
447        while ($name = shift @ARGV) {
448            my $pkg = $installed{$name};
449            $pkg or do {
450                warn "WARNING: $name not installed\n";
451                next;
452            };
453            $pkg->{src} and $name = $pkg->{src};
454            warn "Uninstalling package '$name'\n";
455            system("rm -f ./package/feeds/*/$name");
456            $uninstall = 1;
457        }
458    }
459    $uninstall and refresh_config();
460    return 0;
461}
462
463sub update_feed($$$$)
464{
465    my $type=shift;
466    my $name=shift;
467    my $src=shift;
468    my $perform_update=shift;
469    my $force_relocate=update_location( $name, "@$src" );
470
471    if( $force_relocate ) {
472        warn "Source of feed $name has changed, replacing copy\n";
473    }
474    $update_method{$type} or do {
475        warn "Unknown type '$type' in feed $name\n";
476        return 1;
477    };
478    $perform_update and do {
479        my $failed = 1;
480        foreach my $feedsrc (@$src) {
481            warn "Updating feed '$name' from '$feedsrc' ...\n";
482            next unless update_feed_via($type, $name, $feedsrc, $force_relocate) == 0;
483            $failed = 0;
484            last;
485        }
486        $failed and do {
487            warn "failed.\n";
488            return 1;
489        };
490    };
491    warn "Create index file './feeds/$name.index' \n";
492    update_index($name) == 0 or do {
493        warn "failed.\n";
494        return 1;
495    };
496    return 0;
497}
498
499sub update {
500    my %opts;
501    my $feed_name;
502    my $perform_update=1;
503
504    $ENV{SCAN_COOKIE} = $$;
505    $ENV{KBUILD_VERBOSE} = 99;
506
507    getopts('ahi', \%opts);
508
509    if ($opts{h}) {
510        usage();
511        return 0;
512    }
513
514    if ($opts{i}) {
515        # don't update from (remote) repository
516        # only re-create index information
517        $perform_update=0;
518    }
519
520    -d "feeds" or do {
521            mkdir "feeds" or die "Unable to create the feeds directory";
522        };
523
524    if ( ($#ARGV == -1) or $opts{a}) {
525        foreach my $feed (@feeds) {
526            my ($type, $name, $src) = @$feed;
527            update_feed($type, $name, $src, $perform_update);
528        }
529    } else {
530        while ($feed_name = shift @ARGV) {
531            foreach my $feed (@feeds) {
532                my ($type, $name, $src) = @$feed;
533                if($feed_name ne $name) {
534                    next;
535                }
536                update_feed($type, $name, $src, $perform_update);
537            }
538        }
539    }
540
541    refresh_config();
542
543    return 0;
544}
545
546sub usage() {
547    print <<EOF;
548Usage: $0 <command> [options]
549
550Commands:
551    list [options]: List feeds and their content
552    Options:
553        -s : List of feed names and their URL.
554        -r <feedname>: List packages of specified feed.
555
556    install [options] <package>: Install a package
557    Options:
558        -a : Install all packages from all feeds or from the specified feed using the -p option.
559        -p <feedname>: Prefer this feed when installing packages.
560        -d <y|m|n>: Set default for newly installed packages.
561
562    search [options] <substring>: Search for a package
563    Options:
564        -r <feedname>: Only search in this feed
565
566    uninstall -a|<package>: Uninstall a package
567    Options:
568        -a : Uninstalls all packages.
569
570    update -a|<feedname(s)>: Update packages and lists of feeds in feeds.conf .
571    Options:
572        -a : Update all feeds listed within feeds.conf. Otherwise the spezified feeds will be updated.
573        -i : Recreate the index only. No feed update from repository is performed.
574
575    clean: Remove downloaded/generated files.
576
577EOF
578    exit(1);
579}
580
581my %commands = (
582    'list' => \&list,
583    'update' => \&update,
584    'install' => \&install,
585    'search' => \&search,
586    'uninstall' => \&uninstall,
587    'clean' => sub {
588        system("rm -rf feeds");
589    }
590);
591
592my $arg = shift @ARGV;
593$arg or usage();
594parse_config;
595foreach my $cmd (keys %commands) {
596    $arg eq $cmd and do {
597        exit(&{$commands{$cmd}}());
598    };
599}
600usage();
601

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