new pveupgrade script

Used to display additional information to the user (reboot required? database
up to date? ...)

PVE/API2/Nodes.pm

@@ -617,7 +617,7 @@ __PACKAGE__->register_method ({
 	my $port = PVE::Tools::next_vnc_port();
 
 	my $remip;
-	
+
 	if ($node ne PVE::INotify::nodename()) {
 	    $remip = PVE::Cluster::remote_node_ip($node);
 	}
@@ -631,7 +631,7 @@ __PACKAGE__->register_method ({
 
 	if ($user eq 'root@pam') {
 	    if ($param->{upgrade}) {
-		$shcmd = [ '/bin/bash', '-l', '-c', 'apt-get dist-upgrade; /bin/bash' ];
+		$shcmd = [ '/bin/bash', '-c', '"pveupgrade --shell"' ];
 	    } else {
 		$shcmd = [ '/bin/bash', '-l' ];
 	    }

bin/Makefile

@@ -15,6 +15,7 @@ SCRIPTS =  			\
 	pveversion		\
 	pvesubscription		\
 	pvemailforward.pl	\
+	pveupgrade		\
 	pveperf
 
 MANS = 				\
@@ -26,6 +27,7 @@ MANS = 				\
 	pveproxy.1		\
 	pveversion.1		\
 	pvesubscription.1	\
+	pveupgrade.1		\
 	pveperf.1
 
 all: ${MANS} pvemailforward

bin/pveupgrade

@@ -0,0 +1,99 @@
+#!/usr/bin/perl -w
+
+use strict;
+use File::stat ();
+use Getopt::Long;
+
+use PVE::Tools;
+use PVE::Cluster;
+use PVE::SafeSyslog;
+use PVE::INotify;
+use PVE::RPCEnvironment;
+use PVE::API2::APT;
+
+$ENV{'PATH'} = '/sbin:/bin:/usr/sbin:/usr/bin';
+
+initlog('pveupgrade');
+
+die "please run as root\n" if $> != 0;
+
+PVE::INotify::inotify_init();
+my $nodename = PVE::INotify::nodename();
+
+my $rpcenv = PVE::RPCEnvironment->init('cli');
+
+$rpcenv->init_request();
+$rpcenv->set_language($ENV{LANG});
+$rpcenv->set_user('root@pam'); 
+
+my $start_shell;
+
+if (!GetOptions ("shell" => \$start_shell)) {
+    print "Usage: $0 [--shell]\n";
+    exit(-1);
+}
+
+my $st = File::stat::stat("/var/cache/apt/pkgcache.bin");
+if (!$st || (time() - $st->mtime) > (3*24*3600)) {
+
+    print "\nYour package database is out of date. Please update that first.\n\n";
+
+} else {
+
+    my $cmdstr = 'apt-get dist-upgrade';
+
+    print "Starting system upgrade: apt-get dist-upgrade\n";
+
+    my $oldlist = PVE::API2::APT->list_updates({ node => $nodename});
+
+    system('apt-get', 'dist-upgrade'); 
+
+    my $pkglist = PVE::API2::APT->list_updates({ node => $nodename});
+
+    print "\n";
+    if (my $count = scalar(@$pkglist)) {
+	print "System not fully up to date (found $count new packages)\n\n";
+    } else {
+	print "Your System is up-to-date\n\n";
+    }
+
+    my $newkernel;
+    foreach my $p (@$oldlist) {
+	if (($p->{Package} =~m /^pve-kernel/) && 
+	    !grep { $_->{Package} eq $p->{Package} } @$pkglist) {
+	    $newkernel = 1;
+	    last;
+	}	    
+    }
+
+    if ($newkernel) {
+	print "\n";
+	print "Seems you installed a kernel update - Please consider rebooting\n" .
+	    "this node to activate the new kernel.\n\n";
+    }
+}
+
+
+if ($start_shell) {
+    print "starting shell\n";
+    system('/bin/bash -l');
+}
+
+exit 0;
+
+
+__END__
+
+=head1 NAME
+
+pveupgrade - wrapper arournd "apt-get dist-upgrade"
+
+=head1 SYNOPSIS
+
+  pveupgrade [--shell]
+
+=head1 DESCRIPTION
+
+This is a small wrapper around "apt-get dist-upgrade". We use this to
+print additional information (kernel restart required?), and
+optionally run an interactive shell after the update (--shell)