use PVE::ProcFSTools;
use Data::Dumper;
use Cwd qw(abs_path);
+use Fcntl ':mode';
use PVE::Tools qw(extract_param run_command file_get_contents file_read_firstline dir_glob_regex dir_glob_foreach trim);
my $ZPOOL = "/sbin/zpool";
my $SGDISK = "/sbin/sgdisk";
my $PVS = "/sbin/pvs";
+my $LVS = "/sbin/lvs";
my $UDEVADM = "/bin/udevadm";
sub verify_blockdev_path {
my $returncode = 0;
- $disk =~ s/n\d+$//
- if $disk =~ m!^/dev/nvme\d+n\d+$!;
+ if ($disk =~ m!^/dev/(nvme\d+n\d+)$!) {
+ my $info = get_sysdir_info("/sys/block/$1");
+ $disk = "/dev/".($info->{device}
+ or die "failed to get nvme controller device for $disk\n");
+ }
my $cmd = [$SMARTCTL, '-H'];
push @$cmd, '-A', '-f', 'brief' if !$healthonly;
} elsif (defined($type) && $type eq 'text') {
$smartdata->{text} = '' if !defined $smartdata->{text};
$smartdata->{text} .= "$line\n";
+ # extract wearout from nvme text, allow for decimal values
+ if ($line =~ m/Percentage Used:.*(\d+(?:\.\d+)?)\%/i) {
+ $smartdata->{wearout} = 100 - $1;
+ }
} elsif ($line =~ m/SMART Disabled/) {
$smartdata->{health} = "SMART Disabled";
}
sub get_zfs_devices {
my $list = {};
+ return {} if ! -x $ZPOOL;
+
# use zpool and parttype uuid,
# because log and cache do not have
# zfs type uuid
my $journalhash = {};
my $journal_uuid = '45b0969e-9b03-4f30-b4c6-b4b80ceff106';
+ my $db_uuid = '30cd0809-c2b2-499c-8879-2d6b78529876';
+ my $wal_uuid = '5ce17fce-4087-4169-b7ff-056cc58473f9';
+ my $block_uuid = 'cafecafe-9b03-4f30-b4c6-b4b80ceff106';
- dir_glob_foreach('/dev/disk/by-parttypeuuid', "$journal_uuid\..+", sub {
- my ($entry) = @_;
+ dir_glob_foreach('/dev/disk/by-parttypeuuid', "($journal_uuid|$db_uuid|$wal_uuid|$block_uuid)\..+", sub {
+ my ($entry, $type) = @_;
my $real_dev = abs_path("/dev/disk/by-parttypeuuid/$entry");
- $journalhash->{$real_dev} = 1;
+ if ($type eq $journal_uuid) {
+ $journalhash->{$real_dev} = 1;
+ } elsif ($type eq $db_uuid) {
+ $journalhash->{$real_dev} = 2;
+ } elsif ($type eq $wal_uuid) {
+ $journalhash->{$real_dev} = 3;
+ } elsif ($type eq $block_uuid) {
+ $journalhash->{$real_dev} = 4;
+ }
});
return $journalhash;
}
+# reads the lv_tags and matches them with the devices
+sub get_ceph_volume_infos {
+ my $result = {};
+
+ my $cmd = [ $LVS, '-S', 'lv_name=~^osd-', '-o', 'devices,lv_name,lv_tags',
+ '--noheadings', '--readonly', '--separator', ';' ];
+
+ run_command($cmd, outfunc => sub {
+ my $line = shift;
+ $line =~ s/(?:^\s+)|(?:\s+$)//g; # trim whitespaces
+
+ my $fields = [ split(';', $line) ];
+
+ # lvs syntax is /dev/sdX(Y) where Y is the start (which we do not need)
+ my ($dev) = $fields->[0] =~ m|^(/dev/[a-z]+)|;
+ if ($fields->[1] =~ m|^osd-([^-]+)-|) {
+ my $type = $1;
+ # $result autovivification is wanted, to not creating empty hashes
+ if (($type eq 'block' || $type eq 'data') && $fields->[2] =~ m/ceph.osd_id=([^,])/) {
+ $result->{$dev}->{osdid} = $1;
+ $result->{$dev}->{bluestore} = ($type eq 'block');
+ } else {
+ # undef++ becomes '1' (see `perldoc perlop`: Auto-increment)
+ $result->{$dev}->{$type}++;
+ }
+ }
+ });
+
+ return $result;
+}
+
sub get_udev_info {
my ($dev) = @_;
$data->{vendor} = file_read_firstline("$sysdir/device/vendor") || 'unknown';
$data->{model} = file_read_firstline("$sysdir/device/model") || 'unknown';
+ if (defined(my $device = readlink("$sysdir/device"))) {
+ # strip directory and untaint:
+ ($data->{device}) = $device =~ m!([^/]+)$!;
+ }
+
return $data;
}
sub get_wear_leveling_info {
- my ($attributes, $model) = @_;
+ my ($smartdata, $model) = @_;
+ my $attributes = $smartdata->{attributes};
+
+ if (defined($smartdata->{wearout})) {
+ return $smartdata->{wearout};
+ }
my $wearout;
'samsung' => 177,
'intel' => 233,
'sandisk' => 233,
+ 'crucial' => 202,
'default' => 233,
};
return 1;
}
+sub is_iscsi {
+ my ($sysdir) = @_;
+
+ if (-l $sysdir && readlink($sysdir) =~ m|host[^/]*/session[^/]*|) {
+ return 1;
+ }
+
+ return 0;
+}
+
sub get_disks {
- my ($disk, $nosmart) = @_;
+ my ($disks, $nosmart) = @_;
my $disklist = {};
my $mounted = {};
};
my $journalhash = get_ceph_journals();
+ my $ceph_volume_infos = get_ceph_volume_infos();
my $zfslist = get_zfs_devices();
my $lvmlist = get_lvm_devices();
- dir_glob_foreach('/sys/block', '.*', sub {
+ my $disk_regex = ".*";
+ if (defined($disks)) {
+ if (!ref($disks)) {
+ $disks = [ $disks ];
+ } elsif (ref($disks) ne 'ARRAY') {
+ die "disks is not a string or array reference\n";
+ }
+ # we get cciss/c0d0 but need cciss!c0d0
+ map { s|cciss/|cciss!| } @$disks;
+
+ $disk_regex = "(?:" . join('|', @$disks) . ")";
+ }
+
+ dir_glob_foreach('/sys/block', $disk_regex, sub {
my ($dev) = @_;
- return if defined($disk) && $disk ne $dev;
# whitelisting following devices
# hdX: ide block device
# sdX: sd block device
my $sysdir = "/sys/block/$dev";
# we do not want iscsi devices
- return if -l $sysdir && readlink($sysdir) =~ m|host[^/]*/session[^/]*|;
+ return if is_iscsi($sysdir);
my $sysdata = get_sysdir_info($sysdir);
return if !defined($sysdata);
if ($type eq 'ssd') {
# if we have an ssd we try to get the wearout indicator
- my $wearval = get_wear_leveling_info($smartdata->{attributes}, $data->{model} || $sysdir->{model});
- $wearout = $wearval if $wearval;
+ my $wearval = get_wear_leveling_info($smartdata, $data->{model} || $sysdata->{model});
+ $wearout = $wearval if defined($wearval);
}
};
}
$used = 'ZFS' if $zfslist->{$devpath};
+ # we replaced cciss/ with cciss! above
+ # but in the result we need cciss/ again
+ # because the caller might want to check the
+ # result again with the original parameter
+ if ($dev =~ m|^cciss!|) {
+ $dev =~ s|^cciss!|cciss/|;
+ }
+
$disklist->{$dev} = {
vendor => $sysdata->{vendor},
model => $data->{model} || $sysdata->{model},
};
my $osdid = -1;
+ my $bluestore = 0;
my $journal_count = 0;
+ my $db_count = 0;
+ my $wal_count = 0;
my $found_partitions;
my $found_lvm;
$found_zfs = 1;
}
- $journal_count++ if $journalhash->{"$partpath/$part"};
+ if (my $journal_part = $journalhash->{"$partpath/$part"}) {
+ $journal_count++ if $journal_part == 1;
+ $db_count++ if $journal_part == 2;
+ $wal_count++ if $journal_part == 3;
+ $bluestore = 1 if $journal_part == 4;
+ }
if (!dir_is_empty("$sysdir/$part/holders") && !$found_lvm) {
$found_dm = 1;
}
});
+ if (my $ceph_volume = $ceph_volume_infos->{$devpath}) {
+ $journal_count += $ceph_volume->{journal} // 0;
+ $db_count += $ceph_volume->{db} // 0;
+ $wal_count += $ceph_volume->{wal} // 0;
+ if ($ceph_volume->{osdid}) {
+ $osdid = $ceph_volume->{osdid};
+ $bluestore = 1 if $ceph_volume->{bluestore};
+ }
+ }
+
$used = 'mounted' if $found_mountpoints && !$used;
$used = 'LVM' if $found_lvm && !$used;
$used = 'ZFS' if $found_zfs && !$used;
$disklist->{$dev}->{used} = $used if $used;
$disklist->{$dev}->{osdid} = $osdid;
- $disklist->{$dev}->{journals} = $journal_count;
+ $disklist->{$dev}->{journals} = $journal_count if $journal_count;
+ $disklist->{$dev}->{bluestore} = $bluestore if $osdid != -1;
+ $disklist->{$dev}->{db} = $db_count if $db_count;
+ $disklist->{$dev}->{wal} = $wal_count if $wal_count;
});
return $disklist;
}
+sub get_partnum {
+ my ($part_path) = @_;
+
+ my ($mode, $rdev) = (stat($part_path))[2,6];
+
+ next if !$mode || !S_ISBLK($mode) || !$rdev;
+ my $major = PVE::Tools::dev_t_major($rdev);
+ my $minor = PVE::Tools::dev_t_minor($rdev);
+ my $partnum_path = "/sys/dev/block/$major:$minor/";
+
+ my $partnum;
+
+ $partnum = file_read_firstline("${partnum_path}partition");
+
+ die "Partition does not exists\n" if !defined($partnum);
+
+ #untaint and ensure it is a int
+ if ($partnum =~ m/(\d+)/) {
+ $partnum = $1;
+ die "Partition number $partnum is invalid\n" if $partnum > 128;
+ } else {
+ die "Failed to get partition number\n";
+ }
+
+ return $partnum;
+}
+
+sub get_blockdev {
+ my ($part_path) = @_;
+
+ my $dev = $1 if $part_path =~ m|^/dev/(.*)$|;
+ my $link = readlink "/sys/class/block/$dev";
+ my $block_dev = $1 if $link =~ m|([^/]*)/$dev$|;
+
+ die "Can't parse parent device\n" if !defined($block_dev);
+ die "No valid block device\n" if index($dev, $block_dev) == -1;
+
+ $block_dev = "/dev/$block_dev";
+ die "Block device does not exsists\n" if !(-b $block_dev);
+
+ return $block_dev;
+}
+
+sub locked_disk_action {
+ my ($sub) = @_;
+ my $res = PVE::Tools::lock_file('/run/lock/pve-diskmanage.lck', undef, $sub);
+ die $@ if $@;
+ return $res;
+}
+
+sub assert_disk_unused {
+ my ($dev) = @_;
+
+ die "device '$dev' is already in use\n" if disk_is_used($dev);
+
+ return undef;
+}
+
+sub append_partition {
+ my ($dev, $size) = @_;
+
+ my $devname = $dev;
+ $devname =~ s|^/dev/||;
+
+ my $newpartid = 1;
+ dir_glob_foreach("/sys/block/$devname", qr/\Q$devname\E.*?(\d+)/, sub {
+ my ($part, $partid) = @_;
+
+ if ($partid >= $newpartid) {
+ $newpartid = $partid + 1;
+ }
+ });
+
+ $size = PVE::Tools::convert_size($size, 'b' => 'mb');
+
+ run_command([ $SGDISK, '-n', "$newpartid:0:+${size}M", $dev ],
+ errmsg => "error creating partition '$newpartid' on '$dev'");
+
+ my $partition;
+
+ # loop again to detect the real partiton device which does not always follow
+ # a strict $devname$partition scheme like /dev/nvme0n1 -> /dev/nvme0n1p1
+ dir_glob_foreach("/sys/block/$devname", qr/\Q$devname\E.*$newpartid/, sub {
+ my ($part) = @_;
+
+ $partition = "/dev/$part";
+ });
+
+ return $partition;
+}
+
1;
projects / pve-storage.git / blobdiff