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#!/usr/bin/perl |
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|
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use strict; |
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use warnings; |
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|
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# path to modules |
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use lib '/home/service/bin/umltools'; |
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|
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# path to config-file |
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use lib '/home/service/etc'; |
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|
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END { |
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print "\n"; |
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} |
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|
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use Getopt::Long; |
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use UML::Config; |
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use UML::Clone; |
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use UML::Utils; |
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use ConfigPatcher::Main; |
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use Fcntl ':mode'; |
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|
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sub usage { |
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print "\n"; |
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print " Usage: uml_setup.pl [OPTIONS] which may be ...", "\n"; |
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print " --skel=<skel-name> ", "supply a skel-name to create virtual host from", "\n"; |
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print " --vhost=<vhost-name> ", "supply a distingushed name for a virtual host", "\n"; |
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print " --clear ", "clear a virtual host", "\n"; |
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print " --create ", "create a virtual host", "\n"; |
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print " --patch ", "patch a virtual host", "\n"; |
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print " --build ", "tries a --create and --patch", "\n"; |
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print " --rebuild ", "tries a --clear, --create and --patch", "\n"; |
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print " --daemonize ", "creates proper scripts under /etc/init.d and -rc3.d/", "\n"; |
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print " --ask ", "ask questions", "\n"; |
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exit; |
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} |
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|
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my $vhost_name; |
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my $skel_name; |
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my $bool_clear; |
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my $bool_create; |
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my $bool_patch; |
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my $bool_build; |
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my $bool_rebuild; |
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my $bool_daemonize;; |
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my $glbl_ask; |
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my $args_parsed = GetOptions ( |
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# "length=i" => \$length, # numeric |
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# "file=s" => \$data, # string |
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# "verbose" => \$verbose, # flag |
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"skel=s" => \$skel_name, |
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"vhost=s" => \$vhost_name, |
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"clear" => \$bool_clear, |
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"create" => \$bool_create, |
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"patch" => \$bool_patch, |
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"build" => \$bool_build, |
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"rebuild" => \$bool_rebuild, |
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"daemonize" => \$bool_daemonize, |
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"ask" => \$glbl_ask, |
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); |
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|
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my $bool_argsInvalid = 1; |
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|
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if ($bool_daemonize && $vhost_name) { |
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$bool_argsInvalid = 0; |
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} |
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elsif ($bool_build && $skel_name && $vhost_name) { |
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$bool_argsInvalid = 0; |
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} |
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elsif ($vhost_name && $skel_name && $bool_patch) { |
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$bool_argsInvalid = 0; |
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} |
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|
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if ($bool_argsInvalid) { |
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usage(); |
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} |
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|
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if ($glbl_ask) { our $DEBUG_STEP; $DEBUG_STEP = 1; } |
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|
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my $vhost = get_host_cfg($vhost_name); |
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my %vhost = %{$vhost}; |
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|
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if ($bool_build) { |
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logAction("building"); |
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$bool_create = 1; |
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$bool_patch = 1; |
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} |
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|
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|
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if ($bool_rebuild) { |
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logAction("rebuilding"); |
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$bool_clear = 1; |
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$bool_create = 1; |
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$bool_patch = 1; |
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} |
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|
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|
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if ($bool_clear) { |
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logAction("=== clearing \"$vhost_name\""); |
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UML::Clone::PackAndRemove($vhost_name); |
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} |
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|
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|
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if ($bool_create) { |
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logAction("=== creating \"$vhost_name\""); |
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|
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logAction("building directory structure"); |
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UML::Clone::DirectoryStructure($vhost_name); |
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|
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logAction("creating rootfs"); |
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UML::Clone::RootFS($vhost_name, $skel_name); |
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|
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logAction("creating datafs"); |
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UML::Clone::DataFS($vhost_name, $skel_name); |
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|
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logAction("creating swapfs"); |
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UML::Clone::SwapFS($vhost_name); |
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} |
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|
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|
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if ($bool_patch) { |
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logAction("=== patching \"$vhost_name\""); |
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my $vhost_base = UML::Config::get_host_basepath($vhost_name); |
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my $vhost_rootfs = UML::Config::get_host_rootfs($vhost_name); |
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my $vhost_datafs = UML::Config::get_host_datafs($vhost_name); |
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my $skel_base = UML::Config::get_skel_base($skel_name); |
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|
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my $cmd; |
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|
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# transfer patches from skel to vhost-base |
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$cmd="cp $skel_base/patches/src/*.tar.gz $vhost_base/tmp/"; |
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askCmd("do it", $cmd, "copying patches from skel/patches/ to vhost/tmp/"); |
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# extract patches |
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$cmd="cd $vhost_base/tmp/ && tar -xzf datafs.tar.gz && tar -xzf rootfs.tar.gz && rm datafs.tar.gz && rm rootfs.tar.gz"; |
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askCmd("do it", $cmd, "extracting patches at vhost/tmp/"); |
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|
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# modify/prepare/configure patch-dir |
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logAction("configuring patches"); |
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%ConfigPatcher::Main::vhost = %vhost; |
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preparePatches("$skel_base/patches/patchlist_rootfs_fs.txt", "$vhost_base/tmp/rootfs"); |
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|
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# pack packages again |
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$cmd="cd $vhost_base/tmp && tar -czf ../mnt/rootfs.tar.gz rootfs/ && tar -czf ../mnt/datafs.tar.gz datafs/ && rm -r $vhost_base/tmp/*"; |
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askCmd("do it?", $cmd, "packing patches"); |
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|
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$cmd = "mount $vhost_rootfs $vhost_base/mnt/rootfs/ -o loop"; |
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askCmd("do it?", $cmd, "mounting rootfs"); |
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$cmd="cd $vhost_base/mnt && tar -xzf rootfs.tar.gz"; |
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askCmd("do it?", $cmd, "applying patches"); |
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$cmd = "umount $vhost_rootfs"; |
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askCmd("do it?", $cmd, "unmounting rootfs"); |
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|
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$cmd = "mount $vhost_datafs $vhost_base/mnt/datafs/ -o loop"; |
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askCmd("do it?", $cmd, "mounting datafs"); |
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$cmd="cd $vhost_base/mnt && tar -xzf datafs.tar.gz"; |
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askCmd("do it?", $cmd, "applying patches"); |
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$cmd = "umount $vhost_datafs"; |
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askCmd("do it?", $cmd, "unmounting datafs"); |
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|
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} |
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|
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if ($bool_daemonize) { |
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my $cmd; |
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my $content; |
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my $filename; |
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|
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my $runlevel = 3; |
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my $uml_boot = "/bin/uml_boot"; |
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my $daemon = "uml" . $vhost_name; |
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|
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my $initscript_path = "/etc/init.d/$daemon"; |
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my $runlevel_base = "/etc/init.d/rc$runlevel.d"; |
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|
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# main init script |
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$content = "#!/usr/bin/perl |
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use strict; |
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use warnings; |
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my \$action = shift; |
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if (!\$action) { |
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print \"no action!\", \"\\n\"; |
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exit; |
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} |
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if (\$action eq \"start\") { |
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system(\"$uml_boot --start --vhost=$vhost_name\"); |
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} |
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if (\$action eq \"stop\") { |
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system(\"$uml_boot --stop --vhost=$vhost_name\"); |
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} |
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"; |
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|
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$cmd = "echo '" . $content . "'" . " > $initscript_path"; |
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askCmd("do it?", $cmd, "create $initscript_path"); |
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chmod S_IRWXU|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH, $initscript_path; |
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|
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# runlevel init scripts |
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$filename = "$runlevel_base/S30$daemon"; |
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$cmd = "rm $filename; ln $initscript_path -s $filename"; |
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askCmd("do it?", $cmd, "unmounting datafs"); |
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chmod S_IRWXU|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH, $filename; |
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|
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$filename = "$runlevel_base/K01$daemon"; |
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$cmd = "rm $filename; ln $initscript_path -s $filename"; |
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askCmd("do it?", $cmd, "unmounting datafs"); |
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chmod S_IRWXU|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH, $filename; |
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|
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} |
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