* Got anvil-manage-server-storage working enough to grow existing disk's hard drive sizes, and to insert/eject optical disks.

* Hit a bug where a server's definition file was written to disk while not being valid. Added logging in case it happens again, and additional safe-guards to help avoid it from recurring.

Signed-off-by: digimer <mkelly@alteeve.ca>
main
digimer 2 years ago
parent 376660a120
commit e0316da88b
  1. 1
      Anvil/Tools.pm
  2. 17
      Anvil/Tools/Database.pm
  3. 1
      Anvil/Tools/Get.pm
  4. 123
      scancore-agents/scan-server/scan-server
  5. 7
      scancore-agents/scan-server/scan-server.xml
  6. 455
      tools/anvil-manage-server-storage

@ -1218,6 +1218,7 @@ sub _set_paths
lvchange => "/usr/sbin/lvchange",
lvcreate => "/usr/sbin/lvcreate",
lvdisplay => "/usr/sbin/lvdisplay",
lvextend => "/usr/sbin/lvextend",
lvremove => "/usr/sbin/lvremove",
lvrename => "/usr/sbin/lvrename",
lvs => "/usr/sbin/lvs",

@ -5061,9 +5061,9 @@ FROM
$anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$scan_lvm_vg_name}{scan_lvm_vg_uuid} = $scan_lvm_vg_uuid;
$anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$scan_lvm_vg_name}{scan_lvm_vg_internal_uuid} = $scan_lvm_vg_internal_uuid;
$anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$scan_lvm_vg_name}{scan_lvm_vg_attributes} = $scan_lvm_vg_attributes;
$anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$scan_lvm_vg_name}{scan_lvm_vg_extent_size} = $scan_lvm_vg_extent_size." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $scan_lvm_vg_extent_size}).")";
$anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$scan_lvm_vg_name}{scan_lvm_vg_size} = $scan_lvm_vg_size." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $scan_lvm_vg_size}).")";
$anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$scan_lvm_vg_name}{scan_lvm_vg_free} = $scan_lvm_vg_free." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $scan_lvm_vg_free}).")";
$anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$scan_lvm_vg_name}{scan_lvm_vg_extent_size} = $scan_lvm_vg_extent_size;
$anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$scan_lvm_vg_name}{scan_lvm_vg_size} = $scan_lvm_vg_size;
$anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$scan_lvm_vg_name}{scan_lvm_vg_free} = $scan_lvm_vg_free;
$anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$scan_lvm_vg_name}{storage_group_uuid} = $storage_group_uuid;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => $debug, list => {
"lvm::host_name::${short_host_name}::vg::${scan_lvm_vg_name}::scan_lvm_vg_uuid" => $anvil->data->{lvm}{host_name}{$short_host_name}{vg}{$scan_lvm_vg_name}{scan_lvm_vg_uuid},
@ -5962,6 +5962,7 @@ ORDER BY
$anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{host_uuid}{$storage_group_member_host_uuid}{vg_size} = 0;
$anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{host_uuid}{$storage_group_member_host_uuid}{vg_free} = 0;
$anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{host_uuid}{$storage_group_member_host_uuid}{storage_group_member_note} = $storage_group_member_note;
$anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{free_space} = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => $debug, list => {
"storage_groups::anvil_uuid::${storage_group_anvil_uuid}::storage_group_uuid::${storage_group_uuid}::group_name" => $anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{group_name},
"storage_groups::anvil_uuid::${storage_group_anvil_uuid}::storage_group_uuid::${storage_group_uuid}::short_host_name::${storage_group_member_host_name}::host_uuid" => $anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{short_host_name}{$storage_group_member_host_name}{host_uuid},
@ -5969,6 +5970,7 @@ ORDER BY
"storage_groups::anvil_uuid::${storage_group_anvil_uuid}::storage_group_uuid::${storage_group_uuid}::host_uuid::${storage_group_member_host_uuid}::vg_size" => $anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{host_uuid}{$storage_group_member_host_uuid}{vg_size}." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{host_uuid}{$storage_group_member_host_uuid}{vg_size}}).")",
"storage_groups::anvil_uuid::${storage_group_anvil_uuid}::storage_group_uuid::${storage_group_uuid}::host_uuid::${storage_group_member_host_uuid}::vg_free" => $anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{host_uuid}{$storage_group_member_host_uuid}{vg_free}." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{host_uuid}{$storage_group_member_host_uuid}{vg_free}}).")",
"storage_groups::anvil_uuid::${storage_group_anvil_uuid}::storage_group_uuid::${storage_group_uuid}::host_uuid::${storage_group_member_host_uuid}::storage_group_member_note" => $anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{host_uuid}{$storage_group_member_host_uuid}{storage_group_member_note},
"storage_groups::anvil_uuid::${storage_group_anvil_uuid}::storage_group_uuid::${storage_group_uuid}::free_space" => $anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{free_space},
}});
# Make it easier to use the VG UUID to find the storage_group_uuid.
@ -6015,6 +6017,15 @@ WHERE
"storage_groups::anvil_uuid::${storage_group_anvil_uuid}::storage_group_uuid::${storage_group_uuid}::host_uuid::${storage_group_member_host_uuid}::vg_size" => $anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{host_uuid}{$storage_group_member_host_uuid}{vg_size}." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{host_uuid}{$storage_group_member_host_uuid}{vg_size}}).")",
"storage_groups::anvil_uuid::${storage_group_anvil_uuid}::storage_group_uuid::${storage_group_uuid}::host_uuid::${storage_group_member_host_uuid}::vg_free" => $anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{host_uuid}{$storage_group_member_host_uuid}{vg_free}." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{host_uuid}{$storage_group_member_host_uuid}{vg_free}}).")",
}});
if (($anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{free_space} == 0) or
($anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{host_uuid}{$storage_group_member_host_uuid}{vg_free} < $anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{free_space}))
{
$anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{free_space} = $anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{host_uuid}{$storage_group_member_host_uuid}{vg_free};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => $debug, list => {
"storage_groups::anvil_uuid::${storage_group_anvil_uuid}::storage_group_uuid::${storage_group_uuid}::free_space" => $anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{free_space}." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $anvil->data->{storage_groups}{anvil_uuid}{$storage_group_anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{free_space}}).")",
}});
}
}
}

@ -801,6 +801,7 @@ ORDER BY
}
}
# Get storage group data now.
foreach my $storage_group_uuid (keys %{$anvil->data->{storage_groups}{anvil_uuid}{$anvil_uuid}{storage_group_uuid}})
{
$anvil->data->{anvil_resources}{$anvil_uuid}{storage_group}{$storage_group_uuid}{group_name} = $anvil->data->{storage_groups}{anvil_uuid}{$anvil_uuid}{storage_group_uuid}{$storage_group_uuid}{group_name};

@ -339,6 +339,34 @@ sub collect_data
{
my $server_definition = $anvil->data->{server_definitions}{server_definition_server_uuid}{$server_uuid}{server_definition_xml};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { server_definition => $server_definition }});
# Make very sure the definition XML is valid
if (not $server_definition)
{
# Asked to write an empty definition file!
my $variables = {
server => $server_name,
};
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 1, key => "scan_server_alert_0020", variables => $variables });
$anvil->Alert->register({alert_level => "notice", message => "scan_server_alert_0020", variables => $variables, set_by => $THIS_FILE});
$anvil->nice_exit({exit_code => 1});
}
local $@;
my $xml = XML::Simple->new();
my $server_xml = "";
my $test = eval { $server_xml = $xml->XMLin($server_definition, KeyAttr => {}, ForceArray => 1) };
if (not $test)
{
chomp $@;
my $error = "[ Error ] - The was a problem parsing: [".$server_definition."]. The error was:\n";
$error .= "===========================================================\n";
$error .= $@."\n";
$error .= "===========================================================\n";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 0, priority => "err", list => { error => $error }});
return(1);
}
if ($server_definition)
{
# Register an alert.
@ -402,6 +430,7 @@ DELETED - Marks a server as no longer existing
# Parse out the server UUID.
my $virsh_definition = get_and_parse_virsh_definition($anvil, $server_name);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { virsh_definition => $virsh_definition }});
# Does the XML definition file exist yet?
my $xml_file = $anvil->data->{path}{directories}{shared}{definitions}."/".$server_name.".xml";
@ -410,13 +439,13 @@ DELETED - Marks a server as no longer existing
{
# No, generate it. This will also load and parse the file after it's written.
my $on_disk_definition = update_on_disk_definition($anvil, $server_name, $virsh_definition);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { on_disk_definition => $on_disk_definition }});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { on_disk_definition => $on_disk_definition }});
}
else
{
# Yes, parse it.
my $on_disk_definition = get_and_parse_disk_definition($anvil, $server_name);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { on_disk_definition => $on_disk_definition }});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { on_disk_definition => $on_disk_definition }});
}
# We'll compare the memory allocated to the server from the on-disk definition and the memory
@ -540,6 +569,16 @@ DELETED - Marks a server as no longer existing
return_code => $return_code,
}});
# Make sure the definition we read was valid.
my $problem = $anvil->Server->parse_definition({
server => $server_name,
source => "from_virsh",
definition => $virsh_definition,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { problem => $problem }});
if (not $problem)
{
# The definition may have certainly changed, so update it in case
# needed.
update_definitions_from_virsh($anvil, $server_name, $server_uuid, $virsh_definition);
@ -554,6 +593,7 @@ DELETED - Marks a server as no longer existing
return_code => $return_code,
}});
}
}
# Set the boot time back to zero.
$anvil->data->{'scan-server'}{server_name}{$server_name}{server_boot_time} = 0;
@ -588,7 +628,7 @@ DELETED - Marks a server as no longer existing
my $virsh_definition = get_and_parse_virsh_definition($anvil, $server_name);
my $database_definition = get_and_parse_database_definition($anvil, $server_name, $server_uuid);
my $on_disk_definition = get_and_parse_disk_definition($anvil, $server_name);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => {
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
virsh_definition => $virsh_definition,
database_definition => $database_definition,
on_disk_definition => $on_disk_definition,
@ -693,11 +733,18 @@ DELETED - Marks a server as no longer existing
my ($virsh_live_definition, $return_code) = $anvil->System->call({shell_call => $shell_call, source => $THIS_FILE, line => __LINE__});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { output => $virsh_definition, return_code => $return_code }});
$anvil->Server->parse_definition({
my $problem = $anvil->Server->parse_definition({
server => $server_name,
source => "from_live_virsh",
definition => $virsh_live_definition,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { problem => $problem }});
if ($problem)
{
$virsh_live_definition = "";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { virsh_live_definition => $virsh_live_definition }});
}
# Now that definition updates are dealth with, has anything else changed?
my $server_state = $anvil->data->{'scan-server'}{server_name}{$server_name}{server_state};
@ -937,7 +984,7 @@ DELETED - Marks a server as no longer existing
# Still here? check the age of the file on disk and the age of the database entry.
my $database_definition = get_and_parse_database_definition($anvil, $server_name, $server_uuid);
my $on_disk_definition = get_and_parse_disk_definition($anvil, $server_name);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => {
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
database_definition => $database_definition,
on_disk_definition => $on_disk_definition,
}});
@ -1114,11 +1161,18 @@ sub get_and_parse_database_definition
my $database_definition = $anvil->data->{server_definitions}{server_definition_server_uuid}{$server_uuid}{server_definition_xml};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { database_definition => $database_definition }});
$anvil->Server->parse_definition({
my $problem = $anvil->Server->parse_definition({
server => $server_name,
source => "from_db",
definition => $database_definition,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { problem => $problem }});
if ($problem)
{
# The definition is not valid.
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 2, key => "scan_server_log_0003", variables => { definition => $database_definition }});
$database_definition = "";
}
return($database_definition);
}
@ -1136,11 +1190,19 @@ sub get_and_parse_disk_definition
$anvil->Storage->get_file_stats({file_path => $xml_file});
$anvil->Server->parse_definition({
my $problem = $anvil->Server->parse_definition({
debug => 2,
server => $server_name,
source => "from_disk",
definition => $on_disk_definition,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { problem => $problem }});
if ($problem)
{
# The definition is not valid.
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 2, key => "scan_server_log_0003", variables => { definition => $on_disk_definition }});
$on_disk_definition = "";
}
return($on_disk_definition);
}
@ -1160,11 +1222,19 @@ sub get_and_parse_virsh_definition
return_code => $return_code,
}});
$anvil->Server->parse_definition({
my $problem = $anvil->Server->parse_definition({
debug => 2,
server => $server_name,
source => "from_virsh",
definition => $virsh_definition,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { problem => $problem }});
if ($problem)
{
# The definition is not valid.
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 2, key => "scan_server_log_0003", variables => { definition => $virsh_definition }});
$virsh_definition = "";
}
return($virsh_definition);
}
@ -1201,6 +1271,7 @@ sub redefine_server_from_disk
# Re-read and parse the new (inactive) definition
my $virsh_definition = get_and_parse_virsh_definition($anvil, $server_name);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { virsh_definition => $virsh_definition }});
return($virsh_definition);
}
@ -1212,6 +1283,7 @@ sub update_definitions_from_virsh
my ($anvil, $server_name, $server_uuid, $virsh_definition) = @_;
my $problem = $anvil->Server->parse_definition({
debug => 2,
server => $server_name,
source => "from_virsh",
definition => $virsh_definition,
@ -1226,21 +1298,22 @@ sub update_definitions_from_virsh
server_definition_xml => $virsh_definition,
server_definition_server_uuid => $server_uuid,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { server_definition_uuid => $server_definition_uuid }});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { server_definition_uuid => $server_definition_uuid }});
# Reload the database definitions
$anvil->Database->get_server_definitions();
my $xml_file = $anvil->data->{path}{directories}{shared}{definitions}."/".$server_name.".xml";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { xml_file => $xml_file }});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { xml_file => $xml_file }});
# Just write out the file. If nothing else, it'll update the mtime.
my $return = $anvil->Storage->write_file({
debug => 2,
body => $virsh_definition,
file => $xml_file,
overwrite => 1,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { 'return' => $return }});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { 'return' => $return }});
}
return(0);
@ -1274,6 +1347,33 @@ sub update_on_disk_definition
{
my ($anvil, $server_name, $new_definition) = @_;
# Make very sure the definition XML is valid
if (not $new_definition)
{
# Asked to write an empty definition file!
my $variables = {
server => $server_name,
};
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 1, key => "scan_server_alert_0020", variables => $variables });
$anvil->Alert->register({alert_level => "notice", message => "scan_server_alert_0020", variables => $variables, set_by => $THIS_FILE});
$anvil->nice_exit({exit_code => 1});
}
local $@;
my $xml = XML::Simple->new();
my $server_xml = "";
my $test = eval { $server_xml = $xml->XMLin($new_definition, KeyAttr => {}, ForceArray => 1) };
if (not $test)
{
chomp $@;
my $error = "[ Error ] - The was a problem parsing: [".$new_definition."]. The error was:\n";
$error .= "===========================================================\n";
$error .= $@."\n";
$error .= "===========================================================\n";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 0, priority => "err", list => { error => $error }});
return(1);
}
my $xml_file = $anvil->data->{path}{directories}{shared}{definitions}."/".$server_name.".xml";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { xml_file => $xml_file }});
@ -1290,6 +1390,7 @@ sub update_on_disk_definition
# Read the file back in and parse it.
my $on_disk_definition = get_and_parse_disk_definition($anvil, $server_name);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { on_disk_definition => $on_disk_definition }});
return($on_disk_definition);
}

@ -113,10 +113,17 @@ The definition for the server: [#!variable!server!#] was changed in the database
<key name="scan_server_alert_0019">
There was no DRBD fence rule for the: [#!variable!server!#] in the pacemaker configuration. Adding it now.
</key>
<key name="scan_server_alert_0020">I was asked to write an empty definition for the server: [#!variable!server!#], this must be a program error. Exiting.</key>
<!-- Log entries -->
<key name="scan_server_log_0001">Starting: [#!variable!program!#].</key>
<key name="scan_server_log_0002">This host is a: [#!variable!host_type!#], this agent is only useful on nodes and DR hosts. Exiting.</key>
<key name="scan_server_log_0003">
The following definition file failed to parse and is likely corrupt.
====
#!variable!definition!#
====
</key>
<!-- Message entries (usually meant to be alerts) -->
<key name="scan_server_message_0001">The server: [#!variable!server!#] is migrating, skipping scanning it.</key>

@ -47,6 +47,7 @@ $anvil->Log->secure({set => 1});
$anvil->Get->switches({list => [
"add",
"anvil",
"confirm",
"disk",
"eject",
"grow",
@ -165,10 +166,12 @@ sub manage_disk
{
my ($anvil) = @_;
my $anvil_uuid = defined $anvil->data->{switches}{anvil_uuid} ? $anvil->data->{switches}{anvil_uuid} : $anvil->Cluster->get_anvil_uuid();
my $short_host_name = $anvil->Get->short_host_name;
my $server_name = $anvil->data->{switches}{server_name};
my $from_source = get_definition_source($anvil);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
anvil_uuid => $anvil_uuid,
short_host_name => $short_host_name,
server_name => $server_name,
from_source => $from_source,
@ -257,6 +260,12 @@ sub manage_disk
}
}
}
# How much space can this LV grow into (this factors DR is already protected).
$anvil->data->{server_name}{$server_name}{drbd_resource}{$drbd_resource}{volume}{$volume_number}{free_space} = get_max_free_space($anvil, $drbd_resource, $volume_number);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"server_name::${server_name}::drbd_resource::${drbd_resource}::volume::${volume_number}::free_space" => $anvil->data->{server_name}{$server_name}{drbd_resource}{$drbd_resource}{volume}{$volume_number}{free_space}." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $anvil->data->{server_name}{$server_name}{drbd_resource}{$drbd_resource}{volume}{$volume_number}{free_space}}).")",
}});
}
}
}
@ -264,6 +273,21 @@ sub manage_disk
my $device_target = $anvil->data->{switches}{disk};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { device_target => $device_target }});
if ($anvil->data->{switches}{disk} eq "#!SET!#")
{
# User didn't specify a device.
show_server_details($anvil);
print "\n[ Error ] - Please specify the disk drive target you want to work on.\n";
$anvil->nice_exit({exit_code => 1});
}
elsif (not exists $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{disk}{target}{$device_target})
{
# Invalid device target
show_server_details($anvil);
print "\n[ Error ] - The disk drive target: [".$device_target."] wasn't found.\n";
$anvil->nice_exit({exit_code => 1});
}
my $device = "disk";
my $alias = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{alias};
my $boot_order = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{boot_order};
@ -280,6 +304,9 @@ sub manage_disk
my $device_path = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{path};
my $driver_io = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{driver}{io};
my $driver_cache = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{driver}{cache};
my $on_lv = $anvil->data->{server}{$short_host_name}{$server_name}{device}{$device_path}{on_lv};
my $drbd_volume = $anvil->data->{lvm}{host_name}{$short_host_name}{lv_path}{$on_lv}{drbd}{volume};
my $max_free_space = $anvil->data->{server_name}{$server_name}{drbd_resource}{$drbd_resource}{volume}{$drbd_volume}{free_space};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's01:device_target' => $device_target,
's02:alias' => $alias,
@ -297,9 +324,14 @@ sub manage_disk
's14:device_path' => $device_path,
's15:driver_io' => $driver_io,
's16:driver_cache' => $driver_cache,
's17:on_lv' => $on_lv,
's18:drbd_volume' => $drbd_volume,
's19:max_free_space' => $max_free_space." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $max_free_space}).")",
}});
print "- Target: [".$device_target."], boot: [".$say_boot."], path: [".$device_path."], cache: [".$driver_cache."], driver type: [".$driver_type."]\n";
#print "- Target: [".$device_target."], boot: [".$say_boot."], path: [".$device_path."], cache: [".$driver_cache."], driver type: [".$driver_type."]\n";
print "- Target: [".$device_target."], boot: [".$say_boot."], path: [".$device_path."], Available space: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $max_free_space})."]\n";
=cut
my $volume = "";
print "Sub-Nodes:\n";
@ -318,9 +350,6 @@ sub manage_disk
foreach my $drbd_resource (sort {$a cmp $b} keys %{$anvil->data->{server}{$short_host_name}{$server_name}{drbd}{resource}})
{
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { drbd_resource => $drbd_resource }});
# Get the DRBD volume data
load_drbd_data($anvil, $drbd_resource);
}
foreach my $host_type ("node", "dr")
{
@ -351,15 +380,293 @@ sub manage_disk
}
}
}
=cut
# What are we doing?
if ($anvil->data->{switches}{grow})
{
# Are they asking for an available amount of space?
my $error_note = q|
[ Note ] - The size can be in percent, ie: '50%' or '100%', a number in bytes, or a human-readable size.
- Human readable sizes must NOT have a space between the number and letter suffix. Also, base2
- vs base10 notation! Ie: '1GiB' = 1,073,741,824 bytes', '1GB' == '1,000,000,000 bytes'. A single
- letter used to denote size will be interpreted as base2. ie: '1G == 1GiB'.
|;
my $add_size = $anvil->data->{switches}{grow};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { add_size => $add_size }});
if ($add_size =~ /^(\d+)%$/)
{
# This is valid
my $percent = ".".$1;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { percent => $percent }});
$add_size = int($max_free_space * $percent);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { add_size => $add_size }});
}
elsif ($add_size !~ /\d/)
{
# No digits, probably didn't set a value at all.
print "\n[ Error ] - Please specify the size you would like to grow this disk by. The maximum size is: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $max_free_space})."].\n";
print $error_note."\n";
$anvil->nice_exit({exit_code => 1});
}
elsif ($add_size !~ /^\d+$/)
{
# Size is not in bytes, try to convert it.
my $bytes = $anvil->Convert->human_readable_to_bytes({
debug => 2,
size => $add_size,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { 'bytes' => $bytes }});
if ($bytes =~ /^\d+$/)
{
$add_size = $bytes;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { add_size => $add_size }});
}
else
{
# Not a valid size.
print "\n[ Error ] - The requested size: [".$add_size."] could not be interpreted.\n";
print $error_note."\n";
$anvil->nice_exit({exit_code => 1});
}
}
# Make sure they're asking for a reasonable size
if ($add_size < 4194304)
{
# Must be a typo, this is less than the size of a single extent.
print "\n[ Error ] - The requested size: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $add_size})."] is too small, it's less than an single extent.\n";
print $error_note."\n";
$anvil->nice_exit({exit_code => 1});
}
elsif ($add_size > $max_free_space)
{
# Not enough space.
print "\n[ Error ] - The requested size: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $add_size})."] is too large. The available size is: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $max_free_space})."]\n";
print $error_note."\n";
$anvil->nice_exit({exit_code => 1});
}
### TODO: Make this work without the peer node being online.
# The server is allowed to be running, but both nodes and any DR hosts this is replicating to
# needs to be online.
my $all_online = check_drbd_peer_access($anvil, $from_source, $drbd_volume);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { all_online => $all_online }});
if (not $all_online)
{
print "\n[ Error ] - Growing the storage requires all peers to be online.\n";
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{peer}})
{
my $say_access = $anvil->data->{peer}{$short_host_name}{access_ip} ? "up." : "down!";
print " - Peer: [".$short_host_name."] is ".$say_access."\n";
}
$anvil->nice_exit({exit_code => 1});
}
# Still here? We're good to go.
my $lv_command_size = 0;
my $hr_size = $anvil->Convert->bytes_to_human_readable({'bytes' => $add_size});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { hr_size => $hr_size }});
if ($add_size eq "100%")
{
# This is valid
$add_size = "-l +100\%FREE";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { add_size => $add_size }});
}
else
{
$hr_size =~ s/\s+//g;
$add_size = "-L +".$hr_size;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { add_size => $add_size }});
}
print "- Preparing to grow the storage by: [".$hr_size."]...\n";
if (not $anvil->data->{switches}{confirm})
{
print $anvil->Words->string({key => "message_0059"})." ";
my $answer = <STDIN>;
chomp($answer);
if ($answer !~ /^y/i)
{
print "Aborting.\n";
$anvil->nice_exit({exit_code => 0});
}
# Process the DRBD config to get the backing LVs.
# Test that we've lost access while waiting for the answer.
my $all_online = check_drbd_peer_access($anvil, $from_source, $drbd_volume);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { all_online => $all_online }});
if (not $all_online)
{
print "\n[ Error ] - It would appear that we've lost access to a peer while waiting for the answer.\n";
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{peer}})
{
my $say_access = $anvil->data->{peer}{$short_host_name}{access_ip} ? "up." : "down!";
print " - Peer: [".$short_host_name."] is ".$say_access."\n";
}
$anvil->nice_exit({exit_code => 1});
}
}
foreach my $host_type ("node", "dr")
{
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}})
{
my $host_uuid = $anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}{$short_host_name}{host_uuid};
my $backing_disk = $anvil->data->{new}{resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$drbd_volume}{backing_disk};
my $shell_call = $anvil->data->{path}{exe}{lvextend}." ".$add_size." ".$backing_disk;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:host_uuid' => $host_uuid,
's3:backing_disk' => $backing_disk,
's4:shell_call' => $shell_call,
}});
if ($host_uuid eq $anvil->Get->host_uuid)
{
print " - Extending local LV: [".$backing_disk."]...";
my ($output, $return_code) = $anvil->System->call({shell_call => $shell_call, source => $THIS_FILE, line => __LINE__});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
if ($return_code)
{
print " Error!\n";
print "[ FAILED ] - When trying to grow the local logical volume: [".$backing_disk."]\n";
print "[ FAILED ] - using the command: [".$shell_call."]\n";
print "[ FAILED ] - The return code: [".$return_code."] was received, expected '0'. Output, if any:\n";
print "==========\n";
print $output."\n";
print "==========\n";
print "The extension of the resource is incomplete, manual intervention is required!!\n";
print "[ Warning ] - Do NOT re-run this command! The backing devices may not have mis-matched sized!\n";
$anvil->nice_exit({exit_code => 1});
}
else
{
print " Done!\n";
}
}
else
{
my $use_ip = $anvil->data->{peer}{$short_host_name}{access}{ip};
my $use_network = $anvil->data->{peer}{$short_host_name}{access}{network};
print " - Extending peer: [".$short_host_name.":".$backing_disk."], via: [".$use_ip." (".$use_network.")]";
my ($output, $error, $return_code) = $anvil->Remote->call({
shell_call => $shell_call,
target => $use_ip,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
error => $error,
return_code => $return_code,
}});
if ($return_code)
{
print " Error!\n";
print "[ FAILED ] - When trying to grow the peer's logical volume: [".$backing_disk."]\n";
print "[ FAILED ] - using the command: [".$shell_call."]\n";
print "[ FAILED ] - The return code: [".$return_code."] was received, expected '0'. Output, if any:\n";
print "==] STDOUT [========\n";
print $output."\n";
print "==] STDERR [========\n";
print $error."\n";
print "====================\n";
print "The extension of the resource is incomplete, manual intervention is required!!\n";
print "[ Warning ] - Do NOT re-run this command! The backing devices may not have mis-matched sized!\n";
$anvil->nice_exit({exit_code => 1});
}
else
{
print " Done!\n";
}
}
}
}
# Locally, we'll call DRBD to resize.
print "- Extending backing devices complete. Now extending DRBD resource/volume... ";
my $shell_call = $anvil->data->{path}{exe}{drbdadm}." resize ".$drbd_resource."/".$drbd_volume;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
my ($output, $return_code) = $anvil->System->call({shell_call => $shell_call, source => $THIS_FILE, line => __LINE__});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
if ($return_code)
{
print " Error!\n";
print "[ FAILED ] - When trying to grow the DRBD device: [".$drbd_resource."/".$drbd_volume."]\n";
print "[ FAILED ] - using the command: [".$shell_call."]\n";
print "[ FAILED ] - The return code: [".$return_code."] was received, expected '0'. Output, if any:\n";
print "==========\n";
print $output."\n";
print "==========\n";
print "The extension of the resource is incomplete, manual intervention is required!!\n";
print "[ Note ] - All backing devices have been grown. Manually resolving the drbd grow\n";
print "[ Note ] - error should complete the drive expansion!\n";
$anvil->nice_exit({exit_code => 1});
}
else
{
print " Done!\n";
}
# Call scan-lvm and scan-drbd to make sure the databases are updated.
print "- Calling scancore agents to ensure the database has the new storage config recorded.\n";
foreach my $agent ("scan-drbd", "scan-lvm")
{
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 1, key => "log_0740", variables => { agent => $agent }});
my $shell_call = $anvil->data->{path}{directories}{scan_agents}."/".$agent."/".$agent.$anvil->Log->switches();
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
foreach my $host_type ("node", "dr")
{
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}})
{
my $host_uuid = $anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}{$short_host_name}{host_uuid};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:host_uuid' => $host_uuid,
}});
if ($host_uuid eq $anvil->Get->host_uuid)
{
print " - Running scan agent: [".$agent."] locally...";
my ($output, $return_code) = $anvil->System->call({shell_call => $shell_call, source => $THIS_FILE, line => __LINE__});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
print " Done!\n";
}
else
{
my $use_ip = $anvil->data->{peer}{$short_host_name}{access}{ip};
my $use_network = $anvil->data->{peer}{$short_host_name}{access}{network};
print " - Running scan agent: [".$agent."] on: [".$short_host_name."] via: [".$use_ip." (".$use_network.")]...";
my ($output, $error, $return_code) = $anvil->Remote->call({
shell_call => $shell_call,
target => $use_ip,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
error => $error,
return_code => $return_code,
}});
print " Done!\n";
}
}
}
}
print "[ Success ] - Expansion is complete!\n";
print "[ Note ] - Depending on your OS, you may need to power the server off, and then power it back on\n";
print "[ Note ] - for the new space to be visible. Typically, powering off the server from the guest OS\n";
print "[ Note ] - and waiting for the Anvil! to boot it back up will do the job nicely.\n";
}
return(0);
@ -481,9 +788,25 @@ sub manage_optical
{
print "- Inserting: [".$anvil->data->{switches}{insert}."] into the drive: [".$device_target."].\n";
}
elsif ($anvil->data->{switches}{eject})
{
print "- Ejecting: [".$device_path."] from: [".$device_target."].\n";
}
else
{
# Show the ISO in the drive.
if ($device_path)
{
print "- Drive: [".$device_target."] has the disc image: [".$device_path."] inserted currently.\n";
print "- Use '--eject' to eject the disc.\n";
print "- Use '--insert /mnt/shared/files/<file>' to replace it with a different disc image.\n";
}
else
{
print "- Ejecting: [".$anvil->data->{switches}{insert}."] from: [".$device_target."].\n";
print "- Drive: [".$device_target."] currently has no disc image inserted.\n";
print "- Use '--insert /mnt/shared/files/<file>' to insert a disc image.\n";
}
$anvil->nice_exit({exit_code => 0});
}
my ($output, $return_code) = $anvil->System->call({debug => 2, shell_call => $shell_call});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
@ -615,6 +938,7 @@ sub show_server_details
my $lv_name = $anvil->data->{lvm}{host_name}{$short_host_name}{lv_path}{$on_lv}{scan_lvm_lv_name};
my $lv_size = $anvil->data->{lvm}{host_name}{$short_host_name}{lv}{$lv_name}{scan_lvm_lv_size};
my $metadata_size = $lv_size - $resource_size;
my $max_free_space = get_max_free_space($anvil, $drbd_resource, $drbd_volume);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's01:address_domain' => $address_domain,
's02:address_slot' => $address_slot,
@ -629,15 +953,12 @@ sub show_server_details
's11:resource_size' => $anvil->Convert->bytes_to_human_readable({'bytes' => $resource_size})." (".$anvil->Convert->add_commas({number => $resource_size}).")",
's12:lv_size' => $anvil->Convert->bytes_to_human_readable({'bytes' => $lv_size})."] (".$anvil->Convert->add_commas({number => $lv_size}).")",
's13:metadata_size' => $anvil->Convert->bytes_to_human_readable({'bytes' => $metadata_size})."] (".$anvil->Convert->add_commas({number => $metadata_size}).")",
's14:max_free_space' => $max_free_space." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $max_free_space}).")",
}});
print "- Target: [".$device_target."], boot: [".$say_boot."], Replication Volume: [".$drbd_resource."/".$drbd_volume."]\n";
print " - Resource / LV / Metadata sizes: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $resource_size})." / ".$anvil->Convert->bytes_to_human_readable({'bytes' => $lv_size})." / ".$anvil->Convert->bytes_to_human_readable({'bytes' => $metadata_size})."], cache: [".$driver_cache."], IO Policy: [".$driver_io."]\n";
# Get the backing LV from the DRBD resource.
#if ($anvil->data->{storage_groups}{vg_uuid}{$vg_uuid}{storage_group_uuid})
print " |- Resource / LV / Metadata sizes: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $resource_size})." / ".$anvil->Convert->bytes_to_human_readable({'bytes' => $lv_size})." / ".$anvil->Convert->bytes_to_human_readable({'bytes' => $metadata_size})."], free space: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $max_free_space})."]\n";
#print " |- Resource / LV / Metadata sizes: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $resource_size})." / ".$anvil->Convert->bytes_to_human_readable({'bytes' => $lv_size})." / ".$anvil->Convert->bytes_to_human_readable({'bytes' => $metadata_size})."], free space: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $max_free_space})."], cache: [".$driver_cache."], IO Policy: [".$driver_io."]\n";
}
else
{
@ -675,6 +996,114 @@ sub show_server_details
return(0);
}
sub check_drbd_peer_access
{
my ($anvil, $drbd_resource, $drbd_volume) = @_;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's01:drbd_resource' => $drbd_resource,
's02:drbd_volume' => $drbd_volume,
}});
my $all_online = 1;
foreach my $this_host (sort {$a cmp $b} keys %{$anvil->data->{drbd}{drbd_node}})
{
my $host_uuid = $anvil->Get->host_uuid_from_name({debug => 2, host_name => $this_host});
my $short_host_name = $anvil->data->{hosts}{host_uuid}{$host_uuid}{short_host_name};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:this_host' => $this_host,
's2:host_uuid' => $host_uuid,
's3:short_host_name' => $short_host_name,
}});
next if $host_uuid eq $anvil->Get->host_uuid;
# This is used to store the IP we used to access the peer. If no access is available, this
# shows which hosts are not available.
$anvil->data->{peer}{$short_host_name}{access_ip} = "";
$anvil->data->{peer}{$short_host_name}{access_network} = "";
my $access = 0;
my $matches = $anvil->Network->find_access({
debug => 2,
target => $this_host,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { matches => $matches }});
foreach my $preferred_network ("bcn", "mn", "ifn", "sn")
{
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { preferred_network => $preferred_network }});
foreach my $network_name (sort {$a cmp $b} keys %{$anvil->data->{network_access}})
{
next if $access;
next if $network_name !~ /^$preferred_network/;
my $target_ip = $anvil->data->{network_access}{$network_name}{target_ip_address};
my $test_access = $anvil->Remote->test_access({target => $target_ip});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:network_name' => $network_name,
's2:target_ip' => $target_ip,
's3:test_access' => $test_access,
}});
if ($test_access)
{
# We're good.
$access = 1;
$anvil->data->{peer}{$short_host_name}{access}{ip} = $target_ip;
$anvil->data->{peer}{$short_host_name}{access}{network} = $network_name;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:access' => $access,
"s2:peer::${short_host_name}::access::ip" => $anvil->data->{peer}{$short_host_name}{access}{ip},
"s3:peer::${short_host_name}::access::network" => $anvil->data->{peer}{$short_host_name}{access}{network},
}});
}
}
}
if (not $access)
{
$all_online = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { all_online => $all_online }});
}
}
return($all_online);
}
sub get_max_free_space
{
my ($anvil, $drbd_resource, $drbd_volume) = @_;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's01:drbd_resource' => $drbd_resource,
's02:drbd_volume' => $drbd_volume,
}});
my $max_free_space = 0;
foreach my $this_host (sort {$a cmp $b} keys %{$anvil->data->{drbd}{drbd_node}})
{
my $drbd_path = $anvil->data->{drbd}{drbd_node}{$this_host}{config}{resource}{$drbd_resource}{volume}{$drbd_volume}{drbd_path};
my $drbd_path_by_res = $anvil->data->{drbd}{drbd_node}{$this_host}{config}{resource}{$drbd_resource}{volume}{$drbd_volume}{drbd_path_by_res};
my $backing_lv = $anvil->data->{drbd}{drbd_node}{$this_host}{config}{resource}{$drbd_resource}{volume}{$drbd_volume}{backing_lv};
my $lv_name = $anvil->data->{lvm}{host_name}{$this_host}{lv_path}{$backing_lv}{scan_lvm_lv_name};;
my $on_vg = $anvil->data->{lvm}{host_name}{$this_host}{lv}{$lv_name}{scan_lvm_lv_on_vg};
my $vg_free_space = $anvil->data->{lvm}{host_name}{$this_host}{vg}{$on_vg}{scan_lvm_vg_free};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's01:this_host' => $this_host,
's02:drbd_path' => $drbd_path,
's03:drbd_path_by_res' => $drbd_path_by_res,
's04:backing_lv' => $backing_lv,
's05:on_vg' => $on_vg,
's06:vg_free_space' => $vg_free_space." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $vg_free_space}).")",
}});
if ((not $max_free_space) or ($vg_free_space < $max_free_space))
{
$max_free_space = $vg_free_space;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
max_free_space => $max_free_space." (".$anvil->Convert->bytes_to_human_readable({'bytes' => $max_free_space}).")",
}});
}
}
return($max_free_space);
}
sub load_drbd_data
{
my ($anvil, $drbd_resource) = @_;
@ -750,7 +1179,7 @@ sub show_volume
{
my ($anvil, $drbd_resource, $host_type) = @_;
my $anvil_uuid = defined $anvil->data->{switches}{anvil_uuid} ? $anvil->data->{switches}{anvil_uuid} : "";
my $anvil_uuid = defined $anvil->data->{switches}{anvil_uuid} ? $anvil->data->{switches}{anvil_uuid} : $anvil->Cluster->get_anvil_uuid();
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { anvil_uuid => $anvil_uuid }});
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}})
{

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