+++ /dev/null
-package PVE::Storage::SheepdogPlugin;
-
-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);
-
-my $collie_cmd = sub {
- my ($scfg, $class, $op, @options) = @_;
-
- my $portal = $scfg->{portal};
- my ($server, $port) = split(':', $portal);
- my $cmd = ['/usr/bin/dog', $class, $op, '-a', $server];
- push @$cmd, '-p', $port if $port;
-
- push @$cmd, @options if scalar(@options);
-
- return $cmd;
-};
-
-sub sheepdog_ls {
- my ($scfg, $storeid) = @_;
-
- my $cmd = &$collie_cmd($scfg, 'vdi', 'graph');
-
- my $relationship = {};
- my $child = undef;
-
- run_command($cmd, outfunc => sub {
- my $line = shift;
-
- my $parent = undef;
- my $name = undef;
-
- $line = trim($line);
-
- if ($line =~ /\"(\S+)\"\s->\s\"(\S+)\"/) {
- $parent = $1;
- $child = $2;
- $relationship->{$child}->{parent} = $parent;
- }
- elsif ($line =~ /group\s\=\s\"(\S+)\",/) {
- $name = $1;
- $relationship->{$child}->{name} = $name if $child;
-
- }
-
- });
-
-
- $cmd = &$collie_cmd($scfg, 'vdi', 'list', '-r');
-
- my $list = {};
-
- run_command($cmd, outfunc => sub {
- my $line = shift;
- $line = trim($line);
- if ($line =~ /(=|c) ((vm|base)-(\d+)-\S+)\s+(\d+)\s+(\d+)\s(\d+)\s(\d+)\s(\d+)\s(\S+)\s(\d+)/) {
- my $image = $2;
- my $owner = $4;
- my $size = $6;
- my $idvdi = $10;
- my $parentid = $relationship->{$idvdi}->{parent} if $relationship->{$idvdi}->{parent};
- my $parent = $relationship->{$parentid}->{name} if $parentid;
- $list->{$storeid}->{$image} = {
- name => $image,
- size => $size,
- parent => $parent,
- vmid => $owner
- };
- }
- });
-
- return $list;
-}
-
-sub sheepdog_snapshot_ls {
- my ($scfg, $volname) = @_;
-
- my $cmd = &$collie_cmd($scfg, 'vdi', 'list', '-r');
-
- my $list = {};
- run_command($cmd, outfunc => sub {
- my $line = shift;
- $line = trim($line);
- if ($line =~ m/s $volname (\d+) (\d+) (\d+) (\d+) (\d+) (\S+) (\d+) (\S+)/) {
- $list->{$8} = 1;
- }
- });
-
- return $list;
-}
-
-# Configuration
-
-
-sub type {
- return 'sheepdog';
-}
-
-sub plugindata {
- return {
- content => [ {images => 1}, { images => 1 }],
- };
-}
-
-
-sub options {
- return {
- nodes => { optional => 1 },
- disable => { optional => 1 },
- portal => { fixed => 1 },
- content => { optional => 1 },
- bwlimit => { optional => 1 },
- };
-}
-
-# Storage implementation
-
-sub parse_volname {
- my ($class, $volname) = @_;
-
- if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) {
- return ('images', $4, $7, $2, $3, $5, 'raw');
- }
-
- die "unable to parse sheepdog volume name '$volname'\n";
-}
-
-sub path {
- my ($class, $scfg, $volname, $storeid, $snapname) = @_;
-
- my ($vtype, $name, $vmid) = $class->parse_volname($volname);
-
- my $portal = $scfg->{portal};
- my ($server, $port) = split(':', $portal);
- $port = 7000 if !$port;
- $name .= ':'.$snapname if $snapname;
-
- my $path = "sheepdog:$server:$port:$name";
-
- return ($path, $vmid, $vtype);
-}
-
-my $find_free_diskname = sub {
- my ($storeid, $scfg, $vmid) = @_;
-
- my $sheepdog = sheepdog_ls($scfg, $storeid);
- my $dat = $sheepdog->{$storeid};
- my $disk_list = [ keys %$dat ];
-
- return PVE::Storage::Plugin::get_next_vm_diskname($disk_list, $storeid, $vmid, undef, $scfg);
-};
-
-sub create_base {
- my ($class, $storeid, $scfg, $volname) = @_;
-
- my $snap = '__base__';
-
- my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) =
- $class->parse_volname($volname);
-
- die "create_base not possible with base image\n" if $isBase;
-
- my $sheepdog = sheepdog_ls($scfg, $storeid);
- die "sheepdog volume info on '$name' failed\n" if !($sheepdog->{$storeid}->{$name});
- my $parent = $sheepdog->{$storeid}->{$name}->{parent};
-
- die "volname '$volname' contains wrong information about parent $parent $basename\n"
- if $basename && (!$parent || $parent ne $basename);
-
- my $newname = $name;
- $newname =~ s/^vm-/base-/;
-
- my $newvolname = $basename ? "$basename/$newname" : "$newname";
-
- #sheepdog can't rename, so we clone then delete the parent
-
- my $tempsnap = '__tempforbase__';
-
- my $cmd = &$collie_cmd($scfg, 'vdi', 'snapshot', '-s', $tempsnap, $name);
- run_command($cmd, errmsg => "sheepdog snapshot $volname' error");
-
- $cmd = &$collie_cmd($scfg, 'vdi', 'clone', '-s', $tempsnap, $name, $newname);
- run_command($cmd, errmsg => "sheepdog clone $volname' error");
-
- $cmd = &$collie_cmd($scfg, 'vdi', 'delete', '-s', $tempsnap, $name);
- run_command($cmd, errmsg => "sheepdog delete snapshot $volname' error");
-
- $cmd = &$collie_cmd($scfg, 'vdi', 'delete' , $name);
- run_command($cmd, errmsg => "sheepdog delete $volname' error");
-
- #create the base snapshot
- my $running = undef; #fixme : is create_base always offline ?
-
- $class->volume_snapshot($scfg, $storeid, $newname, $snap, $running);
-
- return $newvolname;
-}
-
-sub clone_image {
- my ($class, $scfg, $storeid, $volname, $vmid, $snap) = @_;
-
- $snap ||= '__base__';
-
- my ($vtype, $basename, $basevmid, undef, undef, $isBase) =
- $class->parse_volname($volname);
-
- die "clone_image only works on base images\n" if !$isBase;
-
- my $name = $find_free_diskname->($storeid, $scfg, $vmid);
-
- warn "clone $volname: $basename to $name\n";
-
- my $newvol = "$basename/$name";
-
- my $cmd = &$collie_cmd($scfg, 'vdi', 'clone', '-s', $snap, $basename, $name);
- run_command($cmd, errmsg => "sheepdog clone $volname' error");
-
- return $newvol;
-}
-
-sub alloc_image {
- my ($class, $storeid, $scfg, $vmid, $fmt, $name, $size) = @_;
-
- die "illegal name '$name' - sould be 'vm-$vmid-*'\n"
- if $name && $name !~ m/^vm-$vmid-/;
-
- $name = $find_free_diskname->($storeid, $scfg, $vmid) if !$name;
-
- my $cmd = &$collie_cmd($scfg, 'vdi', 'create', $name , "${size}k");
-
- run_command($cmd, errmsg => "sheepdog create $name' error");
-
- return $name;
-}
-
-sub free_image {
- my ($class, $storeid, $scfg, $volname, $isBase) = @_;
-
- my ($vtype, $name, $vmid, undef, undef, undef) =
- $class->parse_volname($volname);
-
- my $snapshots = sheepdog_snapshot_ls($scfg, $name);
- while (my ($snapname) = each %$snapshots) {
- my $cmd = &$collie_cmd($scfg, 'vdi', 'delete' , '-s', $snapname, $name);
- run_command($cmd, errmsg => "sheepdog delete snapshot $snapname $name' error");
- }
-
- my $cmd = &$collie_cmd($scfg, 'vdi', 'delete' , $name);
-
- run_command($cmd, errmsg => "sheepdog delete $name' error");
-
- return undef;
-}
-
-sub list_images {
- my ($class, $storeid, $scfg, $vmid, $vollist, $cache) = @_;
-
- $cache->{sheepdog} = sheepdog_ls($scfg, $storeid) if !$cache->{sheepdog};
- my $res = [];
-
- if (my $dat = $cache->{sheepdog}->{$storeid}) {
- foreach my $image (keys %$dat) {
-
- my $volname = $dat->{$image}->{name};
- my $parent = $dat->{$image}->{parent};
-
- my $volid = undef;
- if ($parent && $parent ne $volname) {
- $volid = "$storeid:$parent/$volname";
- } else {
- $volid = "$storeid:$volname";
- }
-
- my $owner = $dat->{$volname}->{vmid};
- if ($vollist) {
- my $found = grep { $_ eq $volid } @$vollist;
- next if !$found;
- } else {
- next if defined ($vmid) && ($owner ne $vmid);
- }
-
- my $info = $dat->{$volname};
- $info->{volid} = $volid;
- $info->{format} = 'raw';
- push @$res, $info;
- }
- }
-
- return $res;
-}
-
-
-sub status {
- my ($class, $storeid, $scfg, $cache) = @_;
-
- my $total = 0;
- my $free = 0;
- my $used = 0;
- my $active = 1;
-
- my $cmd = &$collie_cmd($scfg, 'node', 'info' , '-r');
-
- my $parser = sub {
- my $line = shift;
- if ($line =~ m/^Total\s(\d+)\s(\d+)\s/) {
- $total = $1;
- $used = $2;
- $free = $total - $used;
- }
- };
-
- run_command($cmd, outfunc => $parser, errmsg => "sheepdog node info error");
-
- return ($total,$free,$used,$active);
-
- return undef;
-}
-
-sub activate_storage {
- my ($class, $storeid, $scfg, $cache) = @_;
- return 1;
-}
-
-sub deactivate_storage {
- my ($class, $storeid, $scfg, $cache) = @_;
- return 1;
-}
-
-sub activate_volume {
- my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_;
- return 1;
-}
-
-sub deactivate_volume {
- my ($class, $storeid, $scfg, $volname, $snapname, $cache) = @_;
- return 1;
-}
-
-sub volume_size_info {
- my ($class, $scfg, $storeid, $volname, $timeout) = @_;
-
- my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) =
- $class->parse_volname($volname);
-
- my $size = undef;
-
- my $cmd = &$collie_cmd($scfg, 'vdi', 'list', '-r');
-
- run_command($cmd, outfunc => sub {
- my $line = shift;
- $line = trim($line);
- if ($line =~ /(=|c) $name\s+(\d+)\s+(\d+)\s(\d+)\s(\d+)\s/) {
- $size = $3;
-
- }
- });
-
- return $size;
-}
-
-sub volume_resize {
- my ($class, $scfg, $storeid, $volname, $size, $running) = @_;
-
- return 1 if $running;
-
- my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) =
- $class->parse_volname($volname);
-
- my $cmd = &$collie_cmd($scfg, 'vdi', 'resize' , $name, $size);
- run_command($cmd, errmsg => "sheepdog resize $name' error");
-
- return undef;
-}
-
-sub volume_snapshot {
- my ($class, $scfg, $storeid, $volname, $snap) = @_;
-
- my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) =
- $class->parse_volname($volname);
-
- my $cmd = &$collie_cmd($scfg, 'vdi', 'snapshot', '-s', $snap, $name);
- run_command($cmd, errmsg => "sheepdog snapshot $volname' error");
-
- return undef;
-}
-
-sub volume_snapshot_rollback {
- my ($class, $scfg, $storeid, $volname, $snap) = @_;
-
- my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) =
- $class->parse_volname($volname);
-
- my $cmd = &$collie_cmd($scfg, 'vdi', 'rollback', '-f', '-s', $snap, $name);
- run_command($cmd, errmsg => "sheepdog snapshot $name' error");
-
-}
-
-sub volume_snapshot_delete {
- my ($class, $scfg, $storeid, $volname, $snap, $running) = @_;
-
- return 1 if $running;
-
- $class->deactivate_volume($storeid, $scfg, $volname, $snap, {});
-
- my ($vtype, $name, $vmid, $basename, $basevmid, $isBase) =
- $class->parse_volname($volname);
-
- my $cmd = &$collie_cmd($scfg, 'vdi', 'delete', '-s', $snap, $name);
- run_command($cmd, errmsg => "sheepdog snapshot $name' error");
-
- return undef;
-}
-
-sub volume_has_feature {
- my ($class, $scfg, $feature, $storeid, $volname, $snapname, $running) = @_;
-
- my $features = {
- snapshot => { current => 1, snap => 1},
- clone => { base => 1},
- template => { current => 1},
- copy => { base => 1, current => 1, snap => 1},
- sparseinit => { base => 1, current => 1 },
- };
-
- my ($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;
projects / pve-storage.git / commitdiff