add/use API for pveversion

We want to be able to diplay that information on the GUI.

PVE/API2/APT.pm

@@ -2,12 +2,15 @@ package PVE::API2::APT;
 
 use strict;
 use warnings;
+
+use POSIX;
 use File::stat ();
 use IO::File;
 use File::Basename;
 
 use LWP::UserAgent;
 
+use PVE::pvecfg;
 use PVE::Tools qw(extract_param);
 use PVE::Cluster;
 use PVE::SafeSyslog;
@@ -60,8 +63,9 @@ __PACKAGE__->register_method({
 	my ($param) = @_;
 
 	my $res = [ 
-	    { id => 'update' },
 	    { id => 'changelog' },
+	    { id => 'update' },
+	    { id => 'versions' },
 	];
 
 	return $res;
@@ -378,4 +382,81 @@ __PACKAGE__->register_method({
 	return $data;
     }});
 
+__PACKAGE__->register_method({
+    name => 'versions', 
+    path => 'versions', 
+    method => 'GET',
+    description => "Get package information for important Proxmox packages.",
+    permissions => {
+	check => ['perm', '/nodes/{node}', [ 'Sys.Audit' ]],
+    },
+    parameters => {
+    	additionalProperties => 0,
+	properties => {
+	    node => get_standard_option('pve-node'),
+	},
+    },
+    returns => {
+	type => "array",
+	items => {
+	    type => "object",
+	    properties => {},
+	},
+    },
+    code => sub {
+	my ($param) = @_;
+
+	my $pkgname = $param->{name};
+
+	my $cache = &$get_apt_cache();
+	my $policy = $cache->policy;
+	my $pkgrecords = $cache->packages();
+
+	# try to use a resonable ordering (most important things first)
+	my @list = qw(proxmox-ve-2.6.32 pve-manager);
+
+	foreach my $pkgname (keys %$cache) {
+	    if ($pkgname =~ m/pve-kernel-/) {
+		my $p = $cache->{$pkgname};
+		push @list, $pkgname if $p && $p->{CurrentState} eq 'Installed';
+	    }
+	}
+
+	push @list, qw(lvm2 clvm corosync-pve openais-pve libqb0 redhat-cluster-pve resource-agents-pve fence-agents-pve pve-cluster qemu-server pve-firmware libpve-common-perl libpve-access-control libpve-storage-perl vncterm vzctl vzprocps vzquota pve-qemu-kvm ksm-control-daemon);
+
+	my $pkglist = [];
+	
+	my (undef, undef, $kernel_release) = POSIX::uname();
+	my $pvever =  PVE::pvecfg::version_text();
+
+	foreach my $pkgname (@list) {
+	    my $p = $cache->{$pkgname};
+	    my $info = $pkgrecords->lookup($pkgname);
+ 	    my $candidate_ver = $policy->candidate($p);
+	    my $res;
+	    if (my $current_ver = $p->{CurrentVer}) {
+		$res = &$assemble_pkginfo($pkgname, $info, $current_ver, 
+					  $candidate_ver || $current_ver);
+	    } elsif ($candidate_ver) {
+		$res = &$assemble_pkginfo($pkgname, $info, $candidate_ver, 
+					  $candidate_ver);
+		delete $res->{OldVersion};
+	    } else {
+		next;
+	    }
+	    $res->{CurrentState} = $p->{CurrentState};
+
+	    # hack: add some useful information (used by 'pveversion -v')
+	    if ($pkgname eq 'pve-manager') {
+		$res->{ManagerVersion} = $pvever;
+	    } elsif ($pkgname eq 'proxmox-ve-2.6.32') {
+		$res->{RunningKernel} = $kernel_release;
+	    }
+
+	    push @$pkglist, $res;
+	}
+
+	return $pkglist;
+    }});
+
 1;

bin/pveversion

 #!/usr/bin/perl -w
 
 use strict;
+use POSIX;
 use Getopt::Long;
-use PVE::pvecfg;
+use PVE::API2::APT;
 
-sub read_pkglist {
-
-    my $pkglist = {};
-
-    open (TMP, "dpkg-query --show -f '\${PACKAGE} \${VERSION} \${STATUS}\n'|") ||
-	die "cant exec dpkg-query\n";
-
-    while (defined (my $line = <TMP>)) {
-	if ($line =~ m/^(\S+)\s+(\S+)\s+install\s+ok\s+installed$/) {
-	    my ($pkg, $version) = ($1, $2);
-	    $pkglist->{$pkg} = $version;
-	}
-    }
-    
-    return $pkglist;
+my $pkgarray = PVE::API2::APT->versions({ node => 'localhost'});
+my $pkglist = {};
+foreach my $pkg (@$pkgarray) {
+    $pkglist->{$pkg->{Package}} = $pkg;
 }
 
-my $pkglist = read_pkglist();
-
 sub print_status {
-    my ($pkg, $repoid) = @_;
+    my ($pkg) = @_;
+
+    my $pkginfo =  $pkglist->{$pkg};
 
+    if (!$pkginfo) {
+	print "$pkg: unknown package - internal error\n";
+	return;
+    }
     my $version = "not correctly installed";
-    if ($pkglist->{$pkg}) {
-	$version = $pkglist->{$pkg};
+    if ($pkginfo->{OldVersion} && $pkginfo->{CurrentState} eq 'Installed') {
+	$version = $pkginfo->{OldVersion};
     }
 
-    if ($repoid) {
-	print "$pkg: $version ($repoid)\n";
+    if ($pkginfo->{RunningKernel}) {
+	print "$pkg: $version (running kernel: $pkginfo->{RunningKernel})\n";
+    } elsif ($pkginfo->{ManagerVersion}) {
+	print "$pkg: $version (running version: $pkginfo->{ManagerVersion})\n";
     } else {
 	print "$pkg: $version\n";
     }
@@ -58,49 +54,17 @@ if (scalar (@ARGV) != 0) {
     exit (-1);
 }
 
-my $ver =  PVE::pvecfg::package();
-$ver .= '/';
-$ver .= PVE::pvecfg::version();
-$ver .= '/';
-$ver .= PVE::pvecfg::repoid();
+my $ver =  PVE::pvecfg::package() . '/' . PVE::pvecfg::version_text();
+my (undef, undef, $kver) = POSIX::uname();
 
-my $kver = `uname -r`;
-chomp $kver;
 
 if (!$opt_verbose) {
-    print "$ver\n";
+    print "$ver (running kernel: $kver)\n";
     exit (0);
 }
 
-print_status ("pve-manager", $ver);
-print "running kernel: $kver\n";
-
-my @list = qw(lvm2 clvm corosync-pve openais-pve libqb0 redhat-cluster-pve resource-agents-pve fence-agents-pve pve-cluster qemu-server pve-firmware libpve-common-perl libpve-access-control libpve-storage-perl vncterm vzctl vzprocps vzquota);
-
-my $pkg = 'proxmox-ve-2.6.18';
-if (my $v = $pkglist->{$pkg}) {
-    print "$pkg: $v\n";
-    push @list, 'pve-qemu-kvm-2.6.18';
-    
-}
-$pkg = 'proxmox-ve-2.6.24';
-if (my $v = $pkglist->{$pkg}) {
-    print "$pkg: $v\n";
-    push @list, 'pve-qemu-kvm';
-}
-$pkg = 'proxmox-ve-2.6.32';
-if (my $v = $pkglist->{$pkg}) {
-    print "$pkg: $v\n";
-    push @list, 'pve-qemu-kvm';
-    push @list, 'ksm-control-daemon';
-}
-
-foreach $pkg (grep { m/^pve-kernel-/ } keys %$pkglist) {
-    print "$pkg: $pkglist->{$pkg}\n";    
-}
- 
-foreach my $p (@list) {
-    print_status ($p);
+foreach my $pkg (@$pkgarray) {
+    print_status($pkg->{Package});
 }
 
 exit 0;