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Local modifications to ClusterLabs/Anvil by Alteeve
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anvil/tools/anvil-manage-server-storage

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#!/usr/bin/perl
#
# This program will manage servers; Changing RAM, CPU cores, Growing virtual disks, adding virtual disks,
# inserting and ejecting ISO images into virtual optical media.
#
# Exit codes;
# 0 = Normal exit.
# 1 = No database connection.
#
# TODO:
#
# USAGE:
# - Show
# - anvil-manage-server-storage --server srv01-fs37
# - ISO
# - anvil-manage-server-storage --server srv01-fs37 --optical sda --insert /mnt/shared/files/CentOS-5.11-x86_64-bin-DVD-1of2.iso
# - anvil-manage-server-storage --server srv01-fs37 --optical sda --eject
# - Disk
# - anvil-manage-server-storage --server srv01-fs37 --disk vdb --grow {+10GiB,150GiB}
#
use strict;
use warnings;
use Anvil::Tools;
require POSIX;
use Term::Cap;
use Data::Dumper;
my $THIS_FILE = ($0 =~ /^.*\/(.*)$/)[0];
my $running_directory = ($0 =~ /^(.*?)\/$THIS_FILE$/)[0];
if (($running_directory =~ /^\./) && ($ENV{PWD}))
{
$running_directory =~ s/^\./$ENV{PWD}/;
}
# Turn off buffering so that the pinwheel will display while waiting for the SSH call(s) to complete.
$| = 1;
my $anvil = Anvil::Tools->new();
### TODO: Remove this before final release
$anvil->Log->level({set => 2});
$anvil->Log->secure({set => 1});
##########################################
# Read switches (target ([user@]host[:port]) and the file with the target's password.
$anvil->Get->switches({list => [
"add",
"anvil",
"disk",
"eject",
"grow",
"insert",
"optical",
"server",
], man => $THIS_FILE});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => $anvil->data->{switches}});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 2, key => "log_0115", variables => { program => $THIS_FILE }});
# Connect to the database(s). If we have no connections, we'll proceed anyway as one of the 'run_once' tasks
# is to setup the database server.
$anvil->Database->connect();
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, level => 3, secure => 0, key => "log_0132"});
if (not $anvil->data->{sys}{database}{connections})
{
# No databases, update the job, sleep for a bit and then exit. The daemon will pick it up and try
# again after we exit.
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 0, priority => "err", key => "error_0305"});
sleep 10;
$anvil->nice_exit({exit_code => 1});
}
# If we don't have a job UUID, try to find one.
if (not $anvil->data->{switches}{'job-uuid'})
{
# Load the job data.
$anvil->data->{switches}{'job-uuid'} = $anvil->Job->get_job_uuid({program => $THIS_FILE});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { "switches::job-uuid" => $anvil->data->{switches}{'job-uuid'} }});
}
$anvil->Database->get_hosts();
$anvil->Database->get_anvils();
$anvil->Database->get_servers();
if ($anvil->data->{switches}{anvil})
{
# Make sure they asked for a real anvil.
$anvil->Get->anvil_from_switch({string => $anvil->data->{switches}{anvil}});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"switches::anvil_name" => $anvil->data->{switches}{anvil_name},
"switches::anvil_uuid" => $anvil->data->{switches}{anvil_uuid},
}});
}
if (not $anvil->data->{switches}{server})
{
# Show the list of servers.
show_server_list($anvil);
print "\nPlease specify which server you want to modify using '--server <name or uuid>'.\n\n";
$anvil->nice_exit({exit_code => 0});
}
validate_server($anvil);
if ($anvil->data->{switches}{optical})
{
manage_optical($anvil);
}
elsif ($anvil->data->{switches}{disk})
{
manage_disk($anvil);
}
else
{
show_server_details($anvil);
}
$anvil->nice_exit({exit_code => 0});
#############################################################################################################
# Functions #
#############################################################################################################
sub manage_disk
{
my ($anvil) = @_;
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 => {
short_host_name => $short_host_name,
server_name => $server_name,
from_source => $from_source,
}});
if (not $anvil->data->{switches}{disk})
{
# If there's only one optical drive, select it automatically
my $count = keys %{$anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{disk}{target}};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { count => $count }});
if ($count == 1)
{
foreach my $device_target (sort {$a cmp $b} keys %{$anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{disk}{target}})
{
$anvil->data->{switches}{disk} = $device_target;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"switches::drive" => $anvil->data->{switches}{disk},
}});
last;
}
}
if (not $anvil->data->{switches}{disk})
{
# Can't proceed.
print "\n[ Error ] - Please indicate the disk drive to work with using '--disk --drive <target_device>'.\n\n";
show_server_details($anvil);
$anvil->nice_exit({exit_code => 1});
}
}
my $device_target = $anvil->data->{switches}{disk};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { device_target => $device_target }});
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};
my $say_boot = $boot_order eq "99" ? "--" : sprintf("%02d", $boot_order);
my $type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{type};
my $address_type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{type};
my $address_bus = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{bus};
my $driver_name = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{driver}{name};
my $device_bus = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{device_bus};
my $driver_type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{driver}{type};
my $address_domain = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{domain};
my $address_slot = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{slot};
my $address_function = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{function};
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};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's01:device_target' => $device_target,
's02:alias' => $alias,
's03:boot_order' => $boot_order,
's04:say_boot' => $say_boot,
's05:type' => $type,
's06:address_type' => $address_type,
's07:address_bus' => $address_bus,
's08:driver_name' => $driver_name,
's09:device_bus' => $device_bus,
's10:driver_type' => $driver_type,
's11:address_domain' => $address_domain,
's12:address_slot' => $address_slot,
's13:address_function' => $address_function,
's14:device_path' => $device_path,
's15:driver_io' => $driver_io,
's16:driver_cache' => $driver_cache,
}});
print "- Target: [".$device_target."], boot: [".$say_boot."], path: [".$device_path."], cache: [".$driver_cache."], driver type: [".$driver_type."]\n";
my $volume = "";
print "Sub-Nodes:\n";
my $drbd_resource = "";
foreach my $device_path (sort {$a cmp $b} keys %{$anvil->data->{server}{$short_host_name}{$server_name}{device}})
{
my $on_lv = $anvil->data->{server}{$short_host_name}{$server_name}{device}{$device_path}{on_lv};
$drbd_resource = $anvil->data->{server}{$short_host_name}{$server_name}{device}{$device_path}{resource};
my $device_target = $anvil->data->{server}{$short_host_name}{$server_name}{device}{$device_path}{target};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:device_path' => $device_path,
's2:on_lv' => $on_lv,
's3:drbd_resource' => $drbd_resource,
's4:device_target' => $device_target,
}});
}
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")
{
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' => $host_uuid,
}});
print " |- Name: [".$short_host_name."], UUID: [".$host_uuid."]\n";
foreach my $volume_number (sort {$a cmp $b} keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}})
{
my $device_path = $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{device_path};
my $device_minor = $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{device_minor};
my $volume_size = $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{volume_size};
my $backing_disk = $anvil->data->{new}{resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{backing_disk};
my $meta_disk = $anvil->data->{new}{resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{meta_disk};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:volume_number' => $volume_number,
's2:device_path' => $device_path,
's3:device_minor' => $device_minor,
's4:volume_size' => $volume_size,
's5:backing_disk' => $backing_disk,
's6:meta_disk' => $meta_disk,
}});
print " ^- Volume: [".$volume_number."], backing device: [".$backing_disk."], DRBD minor: [".$device_minor."], size: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $volume_size})."]\n";
}
}
}
# What are we doing?
if ($anvil->data->{switches}{grow})
{
### 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.
# Process the DRBD config to get the backing LVs.
}
return(0);
}
sub manage_optical
{
my ($anvil) = @_;
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 => {
short_host_name => $short_host_name,
server_name => $server_name,
from_source => $from_source,
}});
if (not $anvil->data->{switches}{optical})
{
# If there's only one optical drive, select it automatically
my $count = keys %{$anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { count => $count }});
if ($count == 1)
{
foreach my $device_target (sort {$a cmp $b} keys %{$anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}})
{
$anvil->data->{switches}{optical} = $device_target;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"switches::drive" => $anvil->data->{switches}{optical},
}});
last;
}
}
if (not $anvil->data->{switches}{optical})
{
# Can't proceed.
print "\n[ Error ] - Please indicate the optical drive to work with using '--optical <target_device>'.\n\n";
show_server_details($anvil);
$anvil->nice_exit({exit_code => 1});
}
}
my $device_target = $anvil->data->{switches}{optical};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { device_target => $device_target }});
my $eject_first = 0;
my $alias = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{alias};
my $boot_order = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{boot_order};
my $say_boot = $boot_order eq "99" ? "--" : sprintf("%02d", $boot_order);
my $type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{type};
my $address_type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{address}{type};
my $address_bus = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{address}{bus};
my $driver_name = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{driver}{name};
my $device_bus = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{device_bus};
my $driver_type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{driver}{type};
my $address_controller = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{address}{controller};
my $address_unit = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{address}{unit};
my $address_target = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{address}{target};
my $device_path = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{cdrom}{target}{$device_target}{path};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's01:device_target' => $device_target,
's02:alias' => $alias,
's03:boot_order' => $boot_order,
's04:say_boot' => $say_boot,
's05:type' => $type,
's06:address_type' => $address_type,
's07:address_bus' => $address_bus,
's08:driver_name' => $driver_name,
's09:device_bus' => $device_bus,
's10:driver_type' => $driver_type,
's11:address_controller' => $address_controller,
's12:address_unit' => $address_unit,
's13:address_target' => $address_target,
's14:device_path' => $device_path,
}});
# Without a --source, the result is an eject.
my $shell_call = $anvil->data->{path}{exe}{setsid}." --wait ".$anvil->data->{path}{exe}{virsh}." change-media ".$server_name." --path ".$device_target." --update --live --config";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
if ($anvil->data->{switches}{insert})
{
# Make sure the new target exists.
my $iso = $anvil->data->{switches}{insert};
if (not -f $iso)
{
print "[ Error ] - The target: [".$iso."] doesn't exist, can't insert it into the optical drive.\n";
update_definition($anvil, "undefine");
$anvil->nice_exit({exit_code => 1});
}
else
{
$shell_call .= " --source ".$anvil->data->{switches}{insert};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
}
}
# If the server is running, update the on-disk and in-DB definition.
print "Defining the server: [".$server_name."] to prepare for 'virsh' modification of the server.\n";
update_definition($anvil, "define");
# Now we can modify the server using virsh.
if ($anvil->data->{switches}{insert})
{
print "- Inserting: [".$anvil->data->{switches}{insert}."] into the drive: [".$device_target."].\n";
}
else
{
print "- Ejecting: [".$anvil->data->{switches}{insert}."] from: [".$device_target."].\n";
}
my ($output, $return_code) = $anvil->System->call({debug => 2, shell_call => $shell_call});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:output' => $output,
's2:return_code' => $return_code,
}});
print "'virsh' Output: [".$output."]\n";
print "Updating the stored definition and undefining the server now:\n";
update_definition($anvil, "undefine");
print "Done!\n";
return(0);
}
sub get_definition_source
{
my ($anvil) = @_;
my $short_host_name = $anvil->Get->short_host_name;
my $server_name = $anvil->data->{switches}{server_name};
my $from_source = "";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
short_host_name => $short_host_name,
server_name => $server_name,
from_source => $from_source,
}});
if (exists $anvil->data->{server}{$short_host_name}{$server_name}{from_virsh})
{
$from_source = "from_virsh";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { from_source => $from_source }});
}
elsif (exists $anvil->data->{server}{$short_host_name}{$server_name}{from_disk})
{
$from_source = "from_disk";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { from_source => $from_source }});
}
else
{
$from_source = "from_db";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { from_source => $from_source }});
}
return($from_source);
}
sub show_server_details
{
my ($anvil) = @_;
my $short_host_name = $anvil->Get->short_host_name;
my $server_name = $anvil->data->{switches}{server_name};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:server_name' => $server_name,
}});
my $from_source = get_definition_source($anvil);
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { from_source => $from_source }});
foreach my $device ("disk", "cdrom")
{
if ($device eq "disk")
{
print "\nDisk Drives:\n";
}
else
{
print "\nOptical Drives:\n";
}
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { device => $device }});
next if $device ne "cdrom" && $device ne "disk";
foreach my $device_target (sort {$a cmp $b} keys %{$anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}})
{
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};
my $say_boot = $boot_order eq "99" ? "--" : sprintf("%02d", $boot_order);
my $type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{type};
my $address_type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{type};
my $address_bus = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{bus};
my $driver_name = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{driver}{name};
my $device_bus = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{device_bus};
my $driver_type = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{driver}{type};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's01:device_target' => $device_target,
's02:alias' => $alias,
's03:boot_order' => $boot_order,
's04:say_boot' => $say_boot,
's05:type' => $type,
's06:address_type' => $address_type,
's07:address_bus' => $address_bus,
's08:driver_name' => $driver_name,
's09:device_bus' => $device_bus,
's10:driver_type' => $driver_type,
}});
if ($device eq "disk")
{
my $address_domain = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{domain};
my $address_slot = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{slot};
my $address_function = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{function};
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};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:address_domain' => $address_domain,
's2:address_slot' => $address_slot,
's3:address_function' => $address_function,
's4:device_path' => $device_path,
's5:driver_io' => $driver_io,
's6:driver_cache' => $driver_cache,
}});
print "- Target: [".$device_target."], boot: [".$say_boot."], path: [".$device_path."], cache: [".$driver_cache."], driver type: [".$driver_type."]\n";
}
else
{
my $address_controller = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{controller};
my $address_unit = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{unit};
my $address_target = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{address}{target};
my $device_path = "<empty>";
if (defined $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{path})
{
$device_path = $anvil->data->{server}{$short_host_name}{$server_name}{$from_source}{device}{$device}{target}{$device_target}{path};
}
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:address_controller' => $address_controller,
's2:address_unit' => $address_unit,
's3:address_target' => $address_target,
's4:device_path' => $device_path,
}});
print "- Target: [".$device_target."], boot: [".$say_boot."], ISO: [".$device_path."]\n";
}
}
}
print "\n";
my $drbd_resource = "";
foreach my $device_path (sort {$a cmp $b} keys %{$anvil->data->{server}{$short_host_name}{$server_name}{device}})
{
my $on_lv = $anvil->data->{server}{$short_host_name}{$server_name}{device}{$device_path}{on_lv};
$drbd_resource = $anvil->data->{server}{$short_host_name}{$server_name}{device}{$device_path}{resource};
my $device_target = $anvil->data->{server}{$short_host_name}{$server_name}{device}{$device_path}{target};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:device_path' => $device_path,
's2:on_lv' => $on_lv,
's3:drbd_resource' => $drbd_resource,
's4:device_target' => $device_target,
}});
}
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, $drbd_resource);
}
print "Sub-Nodes:\n";
show_volume($anvil, $drbd_resource, "node");
my $dr_count = keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_type}{dr}{short_host_name}};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { dr_count => $dr_count }});
if ($dr_count)
{
print "DR Hosts:\n";
show_volume($anvil, $drbd_resource, "dr");
}
return(0);
}
sub load_drbd_data
{
my ($anvil, $drbd_resource) = @_;
my $query = "
SELECT
a.host_uuid,
b.scan_drbd_resource_xml,
c.scan_drbd_volume_number,
c.scan_drbd_volume_device_path,
c.scan_drbd_volume_device_minor,
c.scan_drbd_volume_size
FROM
hosts a,
scan_drbd_resources b,
scan_drbd_volumes c
WHERE
a.host_uuid = b.scan_drbd_resource_host_uuid
AND
b.scan_drbd_resource_uuid = c.scan_drbd_volume_scan_drbd_resource_uuid
AND
b.scan_drbd_resource_name = ".$anvil->Database->quote($drbd_resource)."
;";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { query => $query }});
my $results = $anvil->Database->query({query => $query, source => $THIS_FILE, line => __LINE__});
my $count = @{$results};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
results => $results,
count => $count,
}});
foreach my $row (@{$results})
{
my $host_uuid = $row->[0];
my $short_host_name = $anvil->data->{hosts}{host_uuid}{$host_uuid}{short_host_name};
my $host_type = $anvil->data->{hosts}{host_uuid}{$host_uuid}{host_type};
my $scan_drbd_volume_number = $row->[2];
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:host_uuid' => $host_uuid,
's2:host_type' => $host_type,
's3:short_host_name' => $short_host_name,
's4:scan_drbd_volume_number' => $scan_drbd_volume_number,
}});
$anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$scan_drbd_volume_number}{device_path} = $row->[3];
$anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$scan_drbd_volume_number}{device_minor} = $row->[4];
$anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$scan_drbd_volume_number}{volume_size} = $row->[5];
$anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}{$short_host_name}{host_uuid} = $host_uuid;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"s1:drbd_resource::${drbd_resource}::host_uuid::${host_uuid}::volume_number::${scan_drbd_volume_number}::device_path" => $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$scan_drbd_volume_number}{device_path},
"s2:drbd_resource::${drbd_resource}::host_uuid::${host_uuid}::volume_number::${scan_drbd_volume_number}::device_minor" => $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$scan_drbd_volume_number}{device_minor},
"s3:drbd_resource::${drbd_resource}::host_uuid::${host_uuid}::volume_number::${scan_drbd_volume_number}::volume_size" => $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$scan_drbd_volume_number}{volume_size},
"s4:drbd_resource::${drbd_resource}::host_type::${host_type}::short_host_name::${short_host_name}::host_uuid" => $anvil->data->{drbd_resource}{$drbd_resource}{host_type}{$host_type}{short_host_name}{$short_host_name}{host_uuid},
}});
if (not exists $anvil->data->{drbd_resource}{$drbd_resource}{xml})
{
$anvil->data->{drbd_resource}{$drbd_resource}{xml} = $row->[1];
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"drbd_resource::${drbd_resource}::xml" => $anvil->data->{drbd_resource}{$drbd_resource}{xml},
}});
$anvil->DRBD->parse_resource({
debug => 2,
xml => $anvil->data->{drbd_resource}{$drbd_resource}{xml},
});
}
}
return(0);
}
sub show_volume
{
my ($anvil, $drbd_resource, $host_type) = @_;
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' => $host_uuid,
}});
print " |- Name: [".$short_host_name."], UUID: [".$host_uuid."]\n";
foreach my $volume_number (sort {$a cmp $b} keys %{$anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}})
{
my $device_path = $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{device_path};
my $device_minor = $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{device_minor};
my $volume_size = $anvil->data->{drbd_resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{volume_size};
my $backing_disk = $anvil->data->{new}{resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{backing_disk};
my $meta_disk = $anvil->data->{new}{resource}{$drbd_resource}{host_uuid}{$host_uuid}{volume_number}{$volume_number}{meta_disk};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:volume_number' => $volume_number,
's2:device_path' => $device_path,
's3:device_minor' => $device_minor,
's4:volume_size' => $volume_size,
's5:backing_disk' => $backing_disk,
's6:meta_disk' => $meta_disk,
}});
print " ^- Volume: [".$volume_number."], backing device: [".$backing_disk."], DRBD minor: [".$device_minor."], size: [".$anvil->Convert->bytes_to_human_readable({'bytes' => $volume_size})."]\n";
}
}
return(0);
}
sub validate_server
{
my ($anvil) = @_;
$anvil->Get->server_from_switch({
debug => 2,
string => $anvil->data->{switches}{server},
anvil_uuid => $anvil->data->{switches}{anvil_uuid},
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"switches::server_name" => $anvil->data->{switches}{server_name},
"switches::server_uuid" => $anvil->data->{switches}{server_uuid},
}});
if (not $anvil->data->{switches}{server_uuid})
{
show_server_list($anvil);
if ($anvil->data->{switches}{anvil_uuid})
{
# Not found on the requested Anvil! node.
print "\nThe server: [".$anvil->data->{switches}{server}."] was not found on the Anvil! node: [".$anvil->data->{switches}{anvil_name}."]. Valid servers are above.\n\n";
}
else
{
# Not found at all.
print "\nThe server: [".$anvil->data->{switches}{server}."] was not found. Valid servers are above.\n\n";
}
$anvil->nice_exit({exit_code => 1});
}
print "Working with the server: [".$anvil->data->{switches}{server_name}."], UUID: [".$anvil->data->{switches}{server_uuid}."]\n";
my $short_host_name = $anvil->Get->short_host_name;
my $server_name = $anvil->data->{switches}{server_name};
my $server_uuid = $anvil->data->{switches}{server_uuid};
my $server_definition = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_definition_xml};
my $server_host_uuid = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_host_uuid};
my $server_state = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_state};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:server_name' => $server_name,
's3:server_uuid' => $server_uuid,
's4:server_definition' => $server_definition,
's5:server_host_uuid' => $server_host_uuid,
's6:server_state' => $server_state,
}});
# Parse the definition.
$anvil->Server->parse_definition({
debug => 3,
host => $short_host_name,
server => $server_name,
source => "from_db",
definition => $server_definition,
});
# Can we read the XML definition?
$anvil->Server->get_status({
debug => 2,
server => $server_name,
host => $short_host_name,
});
if (not $anvil->data->{server}{$short_host_name}{$server_name}{from_virsh}{xml})
{
# The server isn't actually running... Not here anyway.
if ($server_state eq "running")
{
my $server_host_name = $anvil->Get->get_host_from_uuid({
short => 1,
host_uuid => $server_host_uuid,
});
print "The server: [".$server_name."] appears to be running on: [".$server_host_name."], please run this on that host.\n";
$anvil->nice_exit({exit_code => 1});
}
}
return(0);
}
# Update the definition on disk and in the DB, and define or undefine if requested.
sub update_definition
{
my ($anvil, $task) = @_;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { task => $task }});
my $short_host_name = $anvil->Get->short_host_name;
my $server_name = $anvil->data->{switches}{server_name};
my $server_uuid = $anvil->data->{switches}{server_uuid};
my $server_definition = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_definition_xml};
my $server_host_uuid = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_host_uuid};
my $server_state = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_state};
my $definition_file = $anvil->data->{path}{directories}{shared}{definitions}."/".$server_name.".xml";
my $server_running_here = 0;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:short_host_name' => $short_host_name,
's2:server_name' => $server_name,
's3:server_uuid' => $server_uuid,
's4:server_definition' => $server_definition,
's5:server_host_uuid' => $server_host_uuid,
's6:server_state' => $server_state,
's7:definition_file' => $definition_file,
}});
# See if the server is running locally
my $shell_call = $anvil->data->{path}{exe}{setsid}." --wait ".$anvil->data->{path}{exe}{virsh}." list --name";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
my ($output, $return_code) = $anvil->System->call({debug => 2, shell_call => $shell_call});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:output' => $output,
's2:return_code' => $return_code,
}});
foreach my $this_server (split/\n/, $output)
{
$this_server = $anvil->Words->clean_spaces({string => $this_server});
next if not $this_server;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { this_server => $this_server }});
if ($this_server eq $server_name)
{
$server_running_here = 1;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { server_running_here => $server_running_here }});
last;
}
}
my $disk_definition = $anvil->data->{server}{$short_host_name}{$server_name}{from_disk}{xml} ? $anvil->data->{server}{$short_host_name}{$server_name}{from_disk}{xml} : "";
my $virsh_definition = $anvil->data->{server}{$short_host_name}{$server_name}{from_virsh}{xml} ? $anvil->data->{server}{$short_host_name}{$server_name}{from_virsh}{xml} : "";
my $use_definition = "";
if (($server_running_here) or (($server_state eq "running") && ($virsh_definition)))
{
# Get the live definition
if ($server_running_here)
{
my $shell_call = $anvil->data->{path}{exe}{setsid}." --wait ".$anvil->data->{path}{exe}{virsh}." dumpxml --inactive ".$server_name;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
my ($live_virsh_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 => {
live_virsh_definition => $live_virsh_definition,
return_code => $return_code,
}});
my ($problem) = $anvil->Server->parse_definition({
server => $server_name,
source => "from_virsh",
definition => $live_virsh_definition,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { problem => $problem }});
if (not $problem)
{
$use_definition = $live_virsh_definition;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { use_definition => $use_definition }});
$anvil->Server->parse_definition({
debug => 3,
host => $short_host_name,
server => $server_name,
source => "from_virsh",
definition => $live_virsh_definition,
});
}
else
{
$use_definition = $virsh_definition;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { use_definition => $use_definition }});
$anvil->Server->parse_definition({
debug => 3,
host => $short_host_name,
server => $server_name,
source => "from_virsh",
definition => $virsh_definition,
});
}
}
else
{
$use_definition = $virsh_definition;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { use_definition => $use_definition }});
$anvil->Server->parse_definition({
debug => 3,
host => $short_host_name,
server => $server_name,
source => "from_virsh",
definition => $virsh_definition,
});
}
}
else
{
$use_definition = $disk_definition;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { use_definition => $use_definition }});
$anvil->Server->parse_definition({
debug => 3,
host => $short_host_name,
server => $server_name,
source => "from_disk",
definition => $virsh_definition,
});
}
if (not $use_definition)
{
# What?!
print "[ Error ] - Failed to find an on disk or from virsh definition for the server: [".$server_name."]. Unable to proceed.\n";
$anvil->nice_exit({exit_code => 1});
}
# Update the stored definition
$anvil->data->{servers}{server_uuid}{$server_uuid}{server_definition_xml} = $use_definition;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"servers::server_uuid::${server_uuid}::server_definition_xml" => $anvil->data->{servers}{server_uuid}{$server_uuid}{server_definition_xml},
}});
# Update the on-disk definition
my ($failed) = $anvil->Storage->write_file({
secure => 1,
file => $definition_file,
body => $use_definition,
overwrite => 1,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { failed => $failed }});
my $server_definition_uuid = $anvil->Database->insert_or_update_server_definitions({
debug => 2,
server_definition_xml => $use_definition,
server_definition_server_uuid => $server_uuid,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 3, list => { server_definition_uuid => $server_definition_uuid }});
if ($task eq "define")
{
# Define the server.
my $shell_call = $anvil->data->{path}{exe}{setsid}." --wait ".$anvil->data->{path}{exe}{virsh}." define ".$definition_file,
$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 => $return_code,
}});
}
elsif ($task eq "undefine")
{
# Undefine the server.
my $shell_call = $anvil->data->{path}{exe}{setsid}." --wait ".$anvil->data->{path}{exe}{virsh}." undefine ".$server_name,
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { shell_call => $shell_call }});
my ($output, $return_code) = $anvil->System->call({
debug => 2,
shell_call => $shell_call,
source => $THIS_FILE,
line => __LINE__,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
}
return(0);
}
sub show_server_list
{
my ($anvil) = @_;
# Loop through all Anvil! nodes, then all server in that Anvil!
foreach my $anvil_name (sort {$a cmp $b} keys %{$anvil->data->{anvils}{anvil_name}})
{
my $anvil_uuid = $anvil->data->{anvils}{anvil_name}{$anvil_name}{anvil_uuid};
my $anvil_description = $anvil->data->{anvils}{anvil_name}{$anvil_name}{anvil_description};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
anvil_name => $anvil_name,
anvil_uuid => $anvil_uuid,
anvil_description => $anvil_description,
}});
if (($anvil->data->{switches}{anvil_uuid}) && ($anvil->data->{switches}{anvil_uuid} ne $anvil_uuid))
{
next;
}
print "\nAnvil! Node: [".$anvil_name."], UUID: [".$anvil_uuid."] - Description: [".$anvil_description."]\n";
my $server_count = 0;
if (exists $anvil->data->{servers}{anvil_uuid}{$anvil_uuid}{server_name})
{
$server_count = keys %{$anvil->data->{servers}{anvil_uuid}{$anvil_uuid}{server_name}};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { server_count => $server_count }});
}
if (not $server_count)
{
print "- No servers on this node yet\n";
}
else
{
foreach my $server_name (sort {$a cmp $b} keys %{$anvil->data->{servers}{anvil_uuid}{$anvil_uuid}{server_name}})
{
my $server_uuid = $anvil->data->{servers}{anvil_uuid}{$anvil_uuid}{server_name}{$server_name}{server_uuid};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
server_name => $server_name,
server_uuid => $server_uuid,
}});
print "^- Server: [".$server_name."], UUID: [".$server_uuid."]\n";
}
}
}
return(0);
}