mirror of
https://github.com/xcat2/xcat-core.git
synced 2025-10-25 00:15:43 +00:00
280 lines
8.1 KiB
Perl
Executable File
280 lines
8.1 KiB
Perl
Executable File
#!/usr/bin/env perl
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# generate the image for mic
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# Since the root file system for mic is generated on the host by
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# micctrl command, this script only help to generate the /etc/hosts,
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# /root/.ssh from the management node to the root file system.
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BEGIN
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{
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$::XCATROOT = $ENV{'XCATROOT'} ? $ENV{'XCATROOT'} : '/opt/xcat';
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}
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use lib "$::XCATROOT/lib/perl";
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use strict;
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use File::Path;
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use File::Basename;
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use File::Copy;
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use File::Find;
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use Getopt::Long;
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Getopt::Long::Configure("bundling");
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Getopt::Long::Configure("pass_through");
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use FindBin;
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use lib "$FindBin::Bin/../imgutils";
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use imgutils;
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use xCAT::Table;
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my $arch;
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my $profile;
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my $osver;
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my $pkglist;
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my $srcdir;
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my $otherpkglist;
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my $rootimg_dir;
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my $srcdir_otherpkgs;
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my $tempfile;
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my $postinstall;
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my $rootimgdir;
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my $prompt;
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my $imagename;
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GetOptions(
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'a=s' => \$arch,
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'p=s' => \$profile,
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'o=s' => \$osver,
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'pkglist=s' => \$pkglist,
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'srcdir=s' => \$srcdir,
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'otherpkglist=s' => \$otherpkglist,
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'otherpkgdir=s' => \$srcdir_otherpkgs,
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'tempfile=s' => \$tempfile,
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'postinstall=s' => \$postinstall,
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'rootimgdir=s' => \$rootimgdir,
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'imagename=s' => \$imagename,
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'interactive' => \$prompt,
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);
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if ($rootimgdir) {
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$rootimg_dir = $rootimgdir . "/rootimg"; # for 2.8.4 and later
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} else {
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$rootimg_dir = "$srcdir/overlay/package"; # for 2.8.3 that rootimgdir was not set by default
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}
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my @yumdirs;
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if (!$imagename && @ARGV > 0) {
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$imagename = $ARGV[0];
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}
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unless ($imagename) {
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print "Error: osimage name needs be specified.\n";
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exit 1;
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}
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sub isyumdir {
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if ($File::Find::name =~ /\/repodata$/) {
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my $location = $File::Find::name;
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$location =~ s/\/repodata$//;
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push @yumdirs, $location;
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}
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}
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# creae default paths
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mkpath "$srcdir/common";
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mkpath "$srcdir/overlay/rootimg";
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mkpath "$srcdir/overlay/simple";
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mkpath "$srcdir/overlay/package";
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mkpath "$srcdir/overlay/rpm";
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if ($otherpkglist) {
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# get the distroname
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my $oitab = xCAT::Table->new('osimage');
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unless ($oitab) {
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print "Error: Cannot open table osimage.\n";
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return 1;
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}
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# generate the yum configuration file
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my $aiddistro;
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my $oient = $oitab->getAttribs({ 'imagename' => $imagename }, 'osdistroname');
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if ($oient && $oient->{'osdistroname'}) {
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$aiddistro = $oient->{'osdistroname'};
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}
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my $distrotab = xCAT::Table->new('osdistro');
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unless ($distrotab) {
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print "Error: Cannot open table osdistro.\n";
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return 1;
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}
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my $aiddistrodir;
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my $distroent = $distrotab->getAttribs({ 'osdistroname' => $aiddistro }, 'dirpaths');
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if ($distroent && $distroent->{'dirpaths'}) {
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$aiddistrodir = $distroent->{'dirpaths'}
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}
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my @pkgdirs = split(",", $aiddistrodir);
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foreach my $dir (@pkgdirs) {
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find(\&isyumdir, <$dir/>);
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if (!grep /$dir/, @yumdirs) {
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print "The repository for $dir should be created before running the genimge. Try to run [createrepo $dir].\n";
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}
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}
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my $yumconfig;
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open($yumconfig, ">", "/tmp/genimage.$$.yum.conf");
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my $repnum = 0;
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foreach $srcdir (@yumdirs) {
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print $yumconfig "[$aiddistro-$repnum]\nname=$aiddistro-$repnum\nbaseurl=file://$srcdir\ngpgpcheck=0\n\n";
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$repnum += 1;
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}
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$repnum -= 1;
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close($yumconfig);
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mkpath "$rootimg_dir/etc";
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my %extra_hash = imgutils::get_package_names($otherpkglist);
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my %extrapkgnames;
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my %repohash;
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if (keys(%extra_hash) > 0) {
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open($yumconfig, ">>", "/tmp/genimage.$$.yum.conf");
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my $index = 1;
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my $pass;
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foreach $pass (sort { $a <=> $b } (keys(%extra_hash))) {
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foreach (keys(%{ $extra_hash{$pass} })) {
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if ($_ eq "INCLUDEBAD") {
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print "Unable to open the following pkglist files:\n" . join("\n", @{ $extra_hash{$pass}{INCLUDEBAD} });
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exit 1;
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}
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if (($_ eq "PRE_REMOVE") || ($_ eq "POST_REMOVE") || ($_ eq "ENVLIST")) { next; }
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print $yumconfig "[otherpkgs$index]\nname=otherpkgs$index\nbaseurl=file://$srcdir_otherpkgs/$_\ngpgpcheck=0\n\n";
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$repohash{$pass}{$index} = 1;
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$index++;
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my $pa = $extra_hash{$pass}{$_};
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$extrapkgnames{$pass} .= " " . join(' ', @$pa);
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}
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}
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close($yumconfig);
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$index--;
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my $yumcmd_base = "yum -y -c /tmp/genimage.$$.yum.conf --installroot=$rootimg_dir/ --disablerepo=* ";
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foreach (0 .. $repnum) {
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$yumcmd_base .= "--enablerepo=$aiddistro-$_ ";
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}
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foreach $pass (sort { $a <=> $b } (keys(%extra_hash))) {
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my $yumcmd = $yumcmd_base;
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foreach my $repo_index (keys %{ $repohash{$pass} }) {
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$yumcmd .= "--enablerepo=otherpkgs$repo_index ";
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}
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system("$yumcmd clean all");
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my $envlist;
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if (exists($extra_hash{$pass}{ENVLIST})) {
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$envlist = join(' ', @{ $extra_hash{$pass}{ENVLIST} });
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}
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# remove the packages that are specified in the otherpkgs.list files with leading '-'
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my $yumcmd_remove = "$yumcmd erase ";
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if (exists($extra_hash{$pass}{'PRE_REMOVE'})) {
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my $pa = $extra_hash{$pass}{'PRE_REMOVE'};
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my $rm_packges = join(' ', @$pa);
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if ($rm_packges) {
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print "$envlist $yumcmd_remove $rm_packges\n";
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my $rc = system("$envlist $yumcmd_remove $rm_packges");
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if ($rc) {
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print "yum invocation failed\n";
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exit 1;
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}
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}
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}
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# install extra packages
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$yumcmd .= "install ";
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# append extra pkg names to yum command
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if ($extrapkgnames{$pass}) {
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$yumcmd .= " $extrapkgnames{$pass} ";
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$yumcmd =~ s/ $/\n/;
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print "$envlist $yumcmd\n";
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my $rc = system("$envlist $yumcmd");
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if ($rc) {
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print "yum invocation failed\n";
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exit 1;
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}
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} else {
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print "No Packages marked for install\n";
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}
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# remove the packages that are specified in the otherpkgs.list files with leading '--'
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if (exists($extra_hash{$pass}{'POST_REMOVE'})) {
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my $pa = $extra_hash{$pass}{'POST_REMOVE'};
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my $rm_packges = join(' ', @$pa);
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if ($rm_packges) {
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print "$envlist $yumcmd_remove $rm_packges\n";
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my $rc = system("$envlist $yumcmd_remove $rm_packges");
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if ($rc) {
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print "yum invocation failed\n";
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exit 1;
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}
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}
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}
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}
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}
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}
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# run postinstall scripts
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foreach my $post (split /,/, $postinstall) {
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if (!-x $post) {
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print "postinstall script $post is not executable\n";
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exit 1;
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}
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my $rc = system($postinstall, $rootimg_dir, $osver, $arch, $profile);
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if ($rc) {
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print "postinstall script $post failed\n";
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exit 1;
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}
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}
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my $fsdir = "$srcdir/";
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my $systemdir = "$fsdir/system";
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mkpath($systemdir);
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# this is the file list which includes the files which should be copied
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# from MN to the root file system
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my @sysfilelist = (
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"/etc/hosts",
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"/etc/group",
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"/etc/passwd",
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"/etc/shadow",
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"/etc/resolv.conf",
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"/etc/nsswitch.conf",
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"/etc/ssh/ssh_host_rsa_key",
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"/etc/ssh/ssh_config",
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"/etc/ssh/sshd_config",
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"/etc/ssh/ssh_host_dsa_key",
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"/root/.ssh/id_rsa",
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"/root/.ssh/id_rsa.pub",
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"/root/.ssh/authorized_keys",);
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# do the copy
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foreach my $file (@sysfilelist) {
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my $dirname = dirname("$systemdir/$file");
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unless (-d $dirname) {
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mkpath($dirname);
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}
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copy($file, "$systemdir/$file");
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}
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# Create emtpy common dir and common.filelist for later using
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mkpath("$fsdir/common");
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system("touch $fsdir/common.filelist");
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print "Genimage for mic has been done.\n";
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1;
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