X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=modulemanager;h=0e978977abdc098d17f1b202c8af2e31ff450dba;hb=6e6846b68a28d858275702e6662e79328e62c60e;hp=2f3d0a505a7ce71941119fef271050c949f1c2db;hpb=3e72c8cb7eb2daf7419d00a9ff50eda3cbb40db3;p=user%2Fhenk%2Fcode%2Finspircd.git

diff --git a/modulemanager b/modulemanager
index 2f3d0a505..0e978977a 100755
--- a/modulemanager
+++ b/modulemanager
@@ -12,16 +12,19 @@ my %installed;
 
 my %modules;
 # $modules{$name}{$version} = {
-#	url => URL of this version (or INSECURE/DEPRECATED)
+#	url => URL of this version
 #	depends => [ 'm_foo 1.2.0-1.3.0', ... ]
 #	conflicts => [ ]
 #	from => URL of source document
+#	mask => Reason for not installing (INSECURE/DEPRECATED)
+#	description => some string
 # }
 
 my %url_seen;
 
 sub parse_url;
 
+# retrieve and parse entries from sources.list
 sub parse_url {
 	my $src = shift;
 	return if $url_seen{$src};
@@ -34,7 +37,7 @@ sub parse_url {
 	for (split /\n+/, $doc) {
 		s/^\s+//; # ignore whitespace at start
 		next if /^#/;
-		if (/^module (\S+) ([0-9.]+) (\S+)/) {
+		if (/^module (\S+) (\S+) (\S+)/) {
 			my($name, $ver, $url) = ($1,$2,$3);
 			if ($modules{$name}{$ver}) {
 				my $origsrc = $modules{$name}{$ver}{from};
@@ -51,6 +54,10 @@ sub parse_url {
 			push @{$mod->{depends}}, $1;
 		} elsif (/^conflicts (.*)/) {
 			push @{$mod->{conflicts}}, $1;
+		} elsif (/^description (.*)/) {
+			$mod->{description} = $1;
+		} elsif (/^mask (.*)/) {
+			$mod->{mask} = $1;
 		} elsif (m#^source (http://\S+)#) {
 			parse_url $1;
 		} else {
@@ -59,6 +66,29 @@ sub parse_url {
 	}
 }
 
+# hash of installed module versions from our mini-database, key (m_foobar) to version (00abacca..).
+my %mod_versions;
+
+# useless helper stub
+sub getmodversion {
+	my ($file) = @_;
+	return $mod_versions{$file};
+}
+
+# read in installed versions
+if (-e '.modulemanager')
+{
+	open SRC, '.modulemanager' or die ".modulemanager exists but i can't read it: $!";
+	while (<SRC>)
+	{
+		s/\n//;
+		(my $mod, my $ver) = split(/ /, $_);
+		$mod_versions{$mod} = $ver;
+	}
+	close SRC;
+}
+
+# read in external URL sources
 open SRC, 'sources.list' or die "Could not open sources.list: $!";
 while (<SRC>) {
 	next if /^\s*#/;
@@ -66,11 +96,10 @@ while (<SRC>) {
 }
 close SRC;
 
-getmodules();
+getmodules(1);
 
-open my $verfile, 'src/version.sh' or die "Cannot determine inspircd version: $!";
-$_ = join '', <$verfile>;
-die "Cannot determine inspircd version" unless /InspIRCd-([0-9.]+)/;
+# determine core version
+`./src/version.sh` =~ /InspIRCd-([0-9.]+)/ or die "Cannot determine inspircd version";
 $installed{core} = $1;
 $modules{core}{$1} = {
 	url => 'NONE',
@@ -78,12 +107,13 @@ $modules{core}{$1} = {
 	conflicts => [],
 	from => 'local file',
 };
-close $verfile;
 
+# set up core module list
 for my $modname (@modlist) {
 	my $mod = "m_$modname";
 	my $modfile = "src/modules/$mod.cpp";
-	my $ver = getmodversion($modfile) || '0.0';
+	my $ver = getmodversion($mod) || '0.0';
+	$ver =~ s/\$Rev: (.*) \$/$1/; # for storing revision in SVN
 	$installed{$mod} = $ver;
 	next if $modules{$mod}{$ver};
 	$modules{$mod}{$ver} = {
@@ -98,6 +128,15 @@ my %todo = %installed;
 
 sub ver_cmp {
 	($a,$b) = @_ if @_;
+
+	# string versions first, git IDs
+	if ($a =~ /[a-z0-9]{40}/ or $b =~ /[a-z0-9]{40}/)
+	{
+		# it's a string version. compare them as such.
+		return $a ne $b;
+	}
+
+	# else it's probably a numerical type version.. i.e. 1.0
 	my @a = split /\./, $a;
 	my @b = split /\./, $b;
 	push @a, 0 while $#a < $#b;
@@ -114,24 +153,26 @@ sub ver_in_range {
 	return 1 unless defined $range;
 	if ($range =~ /(.*)-(.*)/) {
 		my($l,$h) = ($1,$2);
-		return 0 unless ver_cmp($ver, $l) >= 0;
-		return 0 unless ver_cmp($ver, $h) <= 0;
+		return 0 if $l && ver_cmp($ver, $l) < 0;
+		return 0 if $h && ver_cmp($ver, $h) > 0;
 		return 1;
 	}
 	return !ver_cmp($ver, $range);
 }
 
 sub find_mod_in_range {
-	my($mod,$vers) = @_;
+	my($mod, $vers, $force) = @_;
 	my @versions = keys %{$modules{$mod}};
-	@versions = sort { ver_cmp() } @versions;
-	for my $ver (reverse @versions) {
+	@versions = sort { -ver_cmp() } @versions;
+	for my $ver (@versions) {
+		next if $modules{$mod}{$ver}{mask} && !$force;
 		return $ver if ver_in_range($ver, $vers);
 	}
 	return undef;
 }
 
 sub resolve_deps {
+	my($trial) = @_;
 	my $tries = 100;
 	my $changes = 'INIT';
 	my $fail = undef;
@@ -144,7 +185,7 @@ sub resolve_deps {
 			my $ver = $todo{$mod};
 			my $info = $modules{$mod}{$ver} or die "no dependency information on $mod $ver";
 			for my $dep (@{$info->{depends}}) {
-				$dep =~ /^(\S+)(?: ([-0-9.]+))?/ or die "Bad dependency $dep from $info->{from}";
+				$dep =~ /^(\S+)(?: (\S+))?/ or die "Bad dependency $dep from $info->{from}";
 				my($depmod, $depvers) = ($1,$2);
 				next if $todo{$depmod} && ver_in_range($todo{$depmod}, $depvers);
 				# need to install a dependency
@@ -153,18 +194,21 @@ sub resolve_deps {
 					$todo{$depmod} = $depver;
 					$changes .= " $mod-$ver->$depmod-$depver";
 				} else {
-					$fail ||= "Could not find module $depmod $depver required by $mod $ver";
+					$fail ||= "Could not find module $depmod $depvers required by $mod $ver";
 				}
 			}
 			for my $dep (@{$info->{conflicts}}) {
-				$dep =~ /^(\S+)(?: ([-0-9.]+))?/ or die "Bad dependency $dep from $info->{from}";
+				$dep =~ /^(\S+)(?: (\S+))?/ or die "Bad dependency $dep from $info->{from}";
 				my($depmod, $depvers) = ($1,$2);
 				next unless $todo{$depmod} && ver_in_range($todo{$depmod}, $depvers);
 				# if there are changes this round, maybe the conflict won't come up after they are resolved.
-				$fail ||= "Cannot install: module $mod ($ver) conflicts with versions $depmod version $todo{depmod}";
+				$fail ||= "Cannot install: module $mod ($ver) conflicts with $depmod version $todo{$depmod}";
 			}
 		}
 	}
+	if ($trial) {
+		return !($changes || $fail);
+	}
 	if ($changes) {
 		print "Infinite dependency loop:$changes\n";
 		exit 1;
@@ -185,7 +229,7 @@ if ($action eq 'install') {
 			print "Cannot find module $mod\n";
 			exit 1;
 		}
-		my $ver = find_mod_in_range($mod, $vers);
+		my $ver = find_mod_in_range($mod, $vers, $vers ? 1 : 0);
 		unless ($ver) {
 			print "Cannot find suitable version of $mod\n";
 			exit 1;
@@ -193,40 +237,71 @@ if ($action eq 'install') {
 		$todo{$mod} = $ver;
 	}
 } elsif ($action eq 'upgrade') {
-	for my $mod (keys %installed) {
+	my @installed = sort keys %installed;
+	for my $mod (@installed) {
 		next unless $mod =~ /^m_/;
+		my %saved = %todo;
 		$todo{$mod} = find_mod_in_range($mod);
+		if (!resolve_deps(1)) {
+			%todo = %saved;
+		}
+	}
+} elsif ($action eq 'list') {
+	my @all = sort keys %modules;
+	for my $mod (@all) {
+		my @vers = sort { ver_cmp() } keys %{$modules{$mod}};
+		my $desc = '';
+		for my $ver (@vers) {
+			# latest defined description wins
+			$desc = $modules{$mod}{$ver}{description} || $desc;
+		}
+		next if @vers == 1 && $modules{$mod}{$vers[0]}{url} eq 'NONE';
+		my $instver = $installed{$mod} || '';
+		my $vers = join ' ', map { $_ eq $instver ? "\e[1m$_\e[m" : $_ } @vers;
+		print "$mod ($vers) - $desc\n";
 	}
 } else {
-	die "Unknown action $action"
+	print <<ENDUSAGE
+Use: $0 <action> <args>
+Action is one of the following
+ install   install new modules
+ upgrade   upgrade installed modules
+ list      lists available modules
+
+For installing a package, specify its name or name=version to force the
+installation of a specific version.
+ENDUSAGE
+;exit 1;
 }
 
-resolve_deps();
+resolve_deps(0);
 
 $| = 1; # immediate print of lines without \n
 
+print "Processing changes for $action...\n";
 for my $mod (keys %installed) {
 	next if $todo{$mod};
 	print "Uninstalling $mod $installed{$mod}\n";
 	unlink "src/modules/$mod.cpp";
 }
+
+my $count = scalar keys %todo;
+print "Checking $count items...\n";
 for my $mod (sort keys %todo) {
 	my $ver = $todo{$mod};
 	my $oldver = $installed{$mod};
-	my $url = $modules{$mod}{$ver}{url};
-	if ($url eq 'INSECURE') {
-		print "WARNING: Version $ver of $mod is insecure!\n";
-		next;
-	} elsif ($url eq 'DEPRECATED') {
-		print "Note: version $ver of $mod is deprecated\n";
-		next;
+	if ($modules{$mod}{$ver}{mask}) {
+		print "Module $mod $ver is masked: $modules{$mod}{$ver}{mask}\n";
 	}
 	next if $oldver && $oldver eq $ver;
+	my $url = $modules{$mod}{$ver}{url};
 	if ($oldver) {
 		print "Upgrading $mod from $oldver to $ver using $url"
 	} else {
 		print "Installing $mod $ver from $url";
 	}
+	$mod_versions{$mod} = $ver;
+
 	my $stat = getstore($url, "src/modules/$mod.cpp");
 	if ($stat == 200) {
 		print " - done\n";
@@ -234,3 +309,13 @@ for my $mod (sort keys %todo) {
 		print " - HTTP $stat\n";
 	}
 }
+
+# write database of installed versions
+open SRC, '>.modulemanager' or die "can't write installed versions to .modulemanager, won't be able to track upgrades properly: $!";
+foreach my $key (keys %mod_versions)
+{
+	print SRC "$key $mod_versions{$key}\n";
+}
+close SRC;
+
+print "Finished!\n";