add dummy for DRBD9

PVE/Storage.pm

@@ -29,6 +29,7 @@ use PVE::Storage::ISCSIDirectPlugin;
 use PVE::Storage::GlusterfsPlugin;
 use PVE::Storage::ZFSPoolPlugin;
 use PVE::Storage::ZFSPlugin;
+use PVE::Storage::DRBDPlugin;
 
 # load and initialize all plugins
 PVE::Storage::DirPlugin->register();
@@ -41,6 +42,7 @@ PVE::Storage::ISCSIDirectPlugin->register();
 PVE::Storage::GlusterfsPlugin->register();
 PVE::Storage::ZFSPoolPlugin->register();
 PVE::Storage::ZFSPlugin->register();
+PVE::Storage::DRBDPlugin->register();
 PVE::Storage::Plugin->init();
 
 my $UDEVADM = '/sbin/udevadm';

PVE/Storage/DRBDPlugin.pm

@@ -0,0 +1,229 @@
+package PVE::Storage::DRBDPlugin;
+
+use strict;
+use warnings;
+use IO::File;
+use PVE::Tools qw(run_command trim);
+use PVE::Storage::Plugin;
+use PVE::JSONSchema qw(get_standard_option);
+
+use base qw(PVE::Storage::Plugin);
+
+# Configuration 
+
+sub type {
+    return 'drbd';
+}
+
+sub plugindata {
+    return {
+	content => [ {images => 1}, { images => 1 }],
+    };
+}
+
+sub properties {
+    return {
+	redundancy => {
+	    description => "The redundancy count specifies the number of nodes to which the resource should be deployed. It must be at least 1 and at most the number of nodes in the cluster.",
+	    type => 'integer',
+	    minimum => 1,
+	    maximum => 16,
+	    default => 2,
+	},
+    };
+}
+
+sub options {
+    return {
+        redundancy => { optional => 1 },
+        nodes => { optional => 1 },
+	disable => { optional => 1 },
+    };
+}
+
+# Storage implementation
+
+sub parse_volname {
+    my ($class, $volname) = @_;
+
+    if ($volname =~ m/^(vm-(\d+)-[a-z][a-z0-9\-\_\.]*[a-z0-9]+)$/) {
+	return ('images', $1, $2);
+    }
+
+    die "unable to parse lvm volume name '$volname'\n";
+}
+
+sub filesystem_path {
+    my ($class, $scfg, $volname) = @_;
+
+    my ($vtype, $name, $vmid) = $class->parse_volname($volname);
+
+    die "fixme";
+    
+    my $vg = $scfg->{vgname};
+    
+    my $path = "/dev/$vg/$name";
+
+    return wantarray ? ($path, $vmid, $vtype) : $path;
+}
+
+sub create_base {
+    my ($class, $storeid, $scfg, $volname) = @_;
+
+    die "can't create base images in drbd storage\n";
+}
+
+sub clone_image {
+    my ($class, $scfg, $storeid, $volname, $vmid, $snap) = @_;
+
+    die "can't clone images in drbd storage\n";
+}
+
+sub alloc_image {
+    my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_;
+
+    die "unsupported format '$fmt'" if $fmt ne 'raw';
+
+    die "illegal name '$name' - sould be 'vm-$vmid-*'\n" 
+	if  $name && $name !~ m/^vm-$vmid-/;
+
+
+    if (!$name) {
+	die "fixme";
+	
+	my $lvs = {};
+
+	for (my $i = 1; $i < 100; $i++) {
+	    my $tn = "vm-$vmid-disk-$i";
+	    if (!defined ($lvs->{fixme})) {
+		$name = $tn;
+		last;
+	    }
+	}
+    }
+
+    die "unable to allocate an image name for VM $vmid in storage '$storeid'\n"
+	if !$name;
+
+    my $cmd = ['drbdmanage', 'new-volume', $name];
+
+    # fixme: deploy
+    
+    run_command($cmd, errmsg => "drbdmanage new-volume error");
+
+    return $name;
+}
+
+sub free_image {
+    my ($class, $storeid, $scfg, $volname, $isBase) = @_;
+ 
+    my $cmd = ['drbdmanage', 'remove-volume', $volname];
+
+    # fixme: undeploy
+    
+    run_command($cmd, errmsg => "drbdmanage remove-volume error");
+
+    return undef;
+}
+
+sub list_images {
+    my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_;
+
+    my $vgname = $scfg->{vgname};
+
+    #$cache->{lvs} = lvm_lvs() if !$cache->{lvs};
+
+    my $res = [];
+
+    die "fixme";
+	
+    return $res;
+}
+
+sub status {
+    my ($class, $storeid, $scfg, $cache) = @_;
+
+    die "fixme";
+    
+    return undef;
+}
+
+sub activate_storage {
+    my ($class, $storeid, $scfg, $cache) = @_;
+
+    return undef;
+}
+
+sub deactivate_storage {
+    my ($class, $storeid, $scfg, $cache) = @_;
+
+    return undef;
+}
+
+sub activate_volume {
+    my ($class, $storeid, $scfg, $volname, $exclusive, $cache) = @_;
+
+    return undef;    
+}
+
+sub deactivate_volume {
+    my ($class, $storeid, $scfg, $volname, $cache) = @_;
+
+    return undef;    
+}
+
+sub volume_resize {
+    my ($class, $scfg, $storeid, $volname, $size, $running) = @_;
+
+    $size = ($size/1024/1024) . "M";
+
+    my $path = $class->path($scfg, $volname);
+
+    die "fixme";
+    
+    #my $cmd = ['/sbin/lvextend', '-L', $size, $path];
+    #run_command($cmd, errmsg => "error resizing volume '$path'");
+
+    return 1;
+}
+
+sub volume_snapshot {
+    my ($class, $scfg, $storeid, $volname, $snap, $running) = @_;
+
+    die "drbd snapshot is not implemented";
+}
+
+sub volume_snapshot_rollback {
+    my ($class, $scfg, $storeid, $volname, $snap) = @_;
+
+    die "drbd snapshot rollback is not implemented";
+}
+
+sub volume_snapshot_delete {
+    my ($class, $scfg, $storeid, $volname, $snap) = @_;
+
+    die "drbd snapshot delete is not implemented";
+}
+
+sub volume_has_feature {
+    my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_;
+
+    my $features = {
+	copy => { base => 1, current => 1},
+    };
+
+    my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) =
+	$class->parse_volname($volname);
+
+    my $key = undef;
+    if($snapname){
+	$key = 'snap';
+    }else{
+	$key =  $isBase ? 'base' : 'current';
+    }
+    return 1 if $features->{$feature}->{$key};
+
+    return undef;
+}
+
+1;

PVE/Storage/Makefile

@@ -1,4 +1,4 @@
-SOURCES=Plugin.pm DirPlugin.pm LVMPlugin.pm NFSPlugin.pm ISCSIPlugin.pm RBDPlugin.pm SheepdogPlugin.pm ISCSIDirectPlugin.pm GlusterfsPlugin.pm ZFSPoolPlugin.pm ZFSPlugin.pm
+SOURCES=Plugin.pm DirPlugin.pm LVMPlugin.pm NFSPlugin.pm ISCSIPlugin.pm RBDPlugin.pm SheepdogPlugin.pm ISCSIDirectPlugin.pm GlusterfsPlugin.pm ZFSPoolPlugin.pm ZFSPlugin.pm DRBDPlugin.pm
 
 .PHONY: install
 install: