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

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#!/usr/bin/perl
#
# This provisions a new virtual machine server. It handles creating the logical volumes, DRBD resources,
# verifies the needed files are ready, creates the provision script, begins the installation, and adds the
# new server to pacemaker.
#
# Exit codes;
# 0 = Normal exit.
# 1 = Any problem that causes an early exit.
#
use strict;
use warnings;
use Anvil::Tools;
require POSIX;
use Term::Cap;
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();
# Read switches (target ([user@]host[:port]) and the file with the target's password. If the password is
# passed directly, it will be used. Otherwise, the password will be read from the database.
$anvil->Get->switches({list => [
"force",
"server",
"job-uuid"], 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__, 'print' => 1, level => 2, secure => 0, key => "log_0115", variables => { program => $THIS_FILE }});
### TODO: Remove this post testing
$anvil->Log->level({set => 2});
$anvil->Log->secure({set => 1});
$anvil->Database->connect();
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, 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, 'print' => 1, level => 0, priority => "err", key => "error_0218"});
sleep 10;
$anvil->nice_exit({exit_code => 1});
}
### NOTE: This must be run on a Node or DR host and will only delete servers on the same Anvil!.
# This job is loaded on the node hosting the VM, or the primary node is the server isn't running. The first
# node to get this job will shut the server down and remove it from the cluster using 'pcs'. Once off and
# removed from the cluster, the server is marked as 'DELETED' and then a job is registered with the peer node
# and, if available, the DR host. At this point, the job acts the same regardless of the host. The DRBD
# resource will stopped and then have it's metadata wiped, The LV backing the device will be deleted next.
$anvil->data->{sys}{anvil_uuid} = $anvil->Cluster->get_anvil_uuid();
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { 'sys::anvil_uuid' => $anvil->data->{sys}{anvil_uuid} }});
# If we still don't have a job-uuit, go into interactive mode.
if ($anvil->data->{switches}{'job-uuid'})
{
# Load the job data.
$anvil->Job->clear();
$anvil->Job->get_job_details();
$anvil->Job->update_progress({
progress => 1,
job_picked_up_by => $$,
job_picked_up_at => time,
message => "message_0217",
});
# Are we in an Anvil! system or are we a DR host?
my $host_type = $anvil->Get->host_type();
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { host_type => $host_type }});
if ((not $anvil->data->{sys}{anvil_uuid}) && ($host_type ne "dr"))
{
# We're not in an Anvil!.
if ($anvil->data->{switches}{'job-uuid'})
{
# Mark the job as failed.
$anvil->Job->update_progress({
progress => 100,
message => "error_0217",
job_status => "failed",
});
}
# Log an exit.
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, 'print' => 1, level => 0, priority => 'err', key => "error_0217"});
$anvil->nice_exit({exit_code => 1});
}
# Job data will be in $anvil->data->{jobs}{job_data}
run_jobs($anvil);
}
elsif ($anvil->data->{switches}{server})
{
# User specified what they want deleted.
confirm_server_delete($anvil);
}
else
{
if (not $anvil->data->{sys}{anvil_uuid})
{
# We can't do anything, exit.
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, 'print' => 1, level => 0, priority => 'err', key => "error_0217"});
$anvil->nice_exit({exit_code => 1});
}
# Interactive!
ask_for_server($anvil);
}
$anvil->nice_exit({exit_code => 0});
#############################################################################################################
# Functions #
#############################################################################################################
# This actually provisions a VM.
sub run_jobs
{
my ($anvil) = @_;
# This parses the jobs::job_data intp variables.
parse_job_data($anvil);
my $host_type = $anvil->Get->host_type();
my $server_uuid = $anvil->data->{job}{server_uuid};
my $server_name = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_name};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
host_type => $host_type,
server_uuid => $server_uuid,
server_name => $server_name,
}});
# Before we start, we need to know if this server is on DR hosts. To do this, we'll parse the DRBD
# config file and look for DR hosts.
$anvil->Database->get_hosts({debug => 2});
$anvil->DRBD->gather_data({debug => 2});
foreach my $peer (sort {$a cmp $b} keys %{$anvil->data->{new}{resource}{$server_name}{peer}})
{
my $peer_host_uuid = $anvil->Database->get_host_uuid_from_string({debug => 2, string => $peer});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
peer => $peer,
peer_host_uuid => $peer_host_uuid,
}});
if (($peer_host_uuid) && (exists $anvil->data->{hosts}{host_uuid}{$peer_host_uuid}))
{
my $host_type = $anvil->data->{hosts}{host_uuid}{$peer_host_uuid}{host_type};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { host_type => $host_type }});
if ($host_type eq "dr")
{
$anvil->data->{dr_hosts}{$peer_host_uuid} = 1;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
"dr_hosts::${peer_host_uuid}" => $anvil->data->{dr_hosts}{$peer_host_uuid},
}});
}
}
}
if (not $anvil->data->{job}{peer_mode})
{
# Remove the server from pacemaker (stopping it, if necessary).
remove_from_pacemaker($anvil);
}
$anvil->Job->update_progress({
progress => 25,
message => "job_0222,!!server_name!".$server_name."!!",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 2, key => "job_0222", variables => { server_name => $server_name }});
$anvil->Job->update_progress({
progress => 50,
message => "job_0213",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 2, key => "job_0213"});
### NOTE: If we're a DR host, and the server wasn't used here, this is expected to fail
# Delete the DRBD resource and backing storage
my $problem = $anvil->DRBD->delete_resource({debug => 2, resource => $server_name});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { problem => $problem }});
if (($problem) && ($host_type eq "node"))
{
# Something went wrong
$anvil->Job->update_progress({
progress => 100,
message => "error_0228,!!resource!".$server_name."!!",
job_status => "failed",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 0, priority => 'err', key => "error_0228", variables => { resource => $server_name }});
}
$anvil->Job->update_progress({
progress => 60,
message => "job_0214",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 2, key => "job_0214"});
# Make sure the server is flagged as DELETEd.
$anvil->Database->get_servers();
my $server_state = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_state};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { server_state => $server_state }});
if ($server_state ne "DELETED")
{
my $query = "
UPDATE
servers
SET
server_state = 'DELETED',
modified_date = ".$anvil->Database->quote($anvil->Database->refresh_timestamp)."
WHERE
server_uuid = ".$anvil->Database->quote($server_uuid)."
;";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 1, list => { query => $query }});
$anvil->Database->write({query => $query, source => $THIS_FILE, line => __LINE__});
$anvil->Job->update_progress({
progress => 70,
message => "job_0215",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 2, key => "job_0215"});
}
# Delete the XML definition file.
my $resource_file = $anvil->data->{path}{directories}{shared}{definitions}."/".$server_name.".xml";
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { resource_file => $resource_file }});
if (-f $resource_file)
{
# Remove it.
$anvil->Job->update_progress({
progress => 80,
message => "job_0220,!!file!".$resource_file."!!",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 2, key => "job_0220", variables => { file => $resource_file }});
unlink $resource_file;
}
# Call scan-cluster, scan-network and scan-server to make sure the databases are updated.
$anvil->Job->update_progress({
progress => 90,
message => "job_0464",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 2, key => "job_0464"});
foreach my $agent ("scan-cluster", "scan-network", "scan-server")
{
$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 => $shell_call }});
my ($output, $return_code) = $anvil->System->call({shell_call => $shell_call});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
}
# Make sure drbd-fence attributes are deleted for this server.
clear_cib($anvil);
# We're done
$anvil->Job->update_progress({
progress => 100,
message => "job_0216",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 2, key => "job_0216"});
return(0);
}
# Make sure drbd-fence attributes are deleted for this server.
sub clear_cib
{
my ($anvil) = @_;
my $problem = $anvil->Cluster->parse_cib({debug => 2});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { problem => $problem }});
if ($problem)
{
# Not in a cluster
return(0);
}
my $server_uuid = $anvil->data->{job}{server_uuid};
my $server_name = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_name};
my $host_name = $anvil->Get->host_name;
my $short_host_name = $anvil->Get->short_host_name;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
server_uuid => $server_uuid,
server_name => $server_name,
host_name => $host_name,
short_host_name => $short_host_name,
}});
# Find attributes
foreach my $node_id (sort {$a cmp $b} keys %{$anvil->data->{cib}{parsed}{cib}{node_state}})
{
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { node_id => $node_id }});
foreach my $attribute_id (sort {$a cmp $b} keys %{$anvil->data->{cib}{parsed}{cib}{node_state}{$node_id}})
{
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { attribute_id => $attribute_id }});
if ($attribute_id =~ /^drbd-fenced_(.*)$/)
{
my $this_server_name = $1;
my $state = $anvil->data->{cib}{parsed}{cib}{node_state}{$node_id}{$attribute_id};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
this_server_name => $server_name,
'state' => $state,
}});
if ($this_server_name eq $server_name)
{
# Stale attribute, remove it!
my $node_name = $anvil->data->{cib}{parsed}{configuration}{nodes}{$node_id}{uname};
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 1, key => "message_0329", variables => {
attribute => $attribute_id,
node_name => $node_name,
node_id => $node_id,
}});
my $shell_call = $anvil->data->{path}{exe}{pcs}." node attribute ".$node_name." ".$attribute_id."=";
$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});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
output => $output,
return_code => $return_code,
}});
}
}
}
}
return(0);
}
# This checks to see if the server is running and, if so, stops it. Once stopped, the resource is deleted.
sub remove_from_pacemaker
{
my ($anvil) = @_;
my $server_uuid = $anvil->data->{job}{server_uuid};
my $server_name = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_name};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
server_uuid => $server_uuid,
server_name => $server_name,
}});
# Sanity checks passed
$anvil->Job->update_progress({
progress => 10,
message => "job_0210,!!server_name!".$server_name."!!",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 2, key => "job_0210", variables => { server_name => $server_name }});
if (not $anvil->data->{cib}{parsed}{data}{server}{$server_name})
{
# Server is already out of the cluster.
$anvil->Job->update_progress({
progress => 20,
message => "job_0221,!!server_name!".$server_name."!!",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 2, key => "job_0211", variables => { server_name => $server_name }});
# Force the server off now, just in case it's running outside the cluster
$anvil->Job->update_progress({
progress => 25,
message => "job_0223,!!server_name!".$server_name."!!",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 2, key => "job_0223", variables => { server_name => $server_name }});
my $success = $anvil->Server->shutdown_virsh({
debug => 2,
force => 1,
server => $server_name,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { success => $success }});
if (not $success)
{
# Failed to stop
$anvil->Job->update_progress({
progress => 100,
message => "error_0223,!!server_name!".$server_name."!!",
job_status => "failed",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 0, priority => 'err', key => "error_0223", variables => { server_name => $server_name }});
$anvil->nice_exit({exit_code => 1});
}
}
else
{
# As we're going to delete the server, we won't wait. We'll come back here and destroy the
# server if it's still running.
if ($anvil->data->{cib}{parsed}{data}{server}{$server_name}{status} ne "off")
{
my $problem = $anvil->Cluster->shutdown_server({
debug => 2,
server => $server_name,
'wait' => 0,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { problem => $problem }});
if ($problem)
{
# Failed to stop.
$anvil->Job->update_progress({
progress => 100,
message => "error_0223,!!server_name!".$server_name."!!",
job_status => "failed",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 0, priority => 'err', key => "error_0223", variables => { server_name => $server_name }});
$anvil->nice_exit({exit_code => 1});
}
# Force the server off now.
$anvil->Job->update_progress({
progress => 20,
message => "job_0223,!!server_name!".$server_name."!!",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 2, key => "job_0223", variables => { server_name => $server_name }});
my $success = $anvil->Server->shutdown_virsh({
debug => 2,
force => 1,
server => $server_name,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { success => $success }});
if (not $success)
{
# Failed to stop
$anvil->Job->update_progress({
progress => 100,
message => "error_0223,!!server_name!".$server_name."!!",
job_status => "failed",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 0, priority => 'err', key => "error_0223", variables => { server_name => $server_name }});
$anvil->nice_exit({exit_code => 1});
}
# Server is off now.
$anvil->Job->update_progress({
progress => 25,
message => "job_0211,!!server_name!".$server_name."!!",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 2, key => "job_0211", variables => { server_name => $server_name }});
}
# Delete the resource.
my $problem = $anvil->Cluster->delete_server({debug => 2, server_name => $server_name});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { problem => $problem }});
if ($problem)
{
# Something went wrong
$anvil->Job->update_progress({
progress => 100,
message => "error_0227,!!server_name!".$server_name."!!",
job_status => "failed",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 0, priority => 'err', key => "error_0227", variables => { server_name => $server_name }});
$anvil->nice_exit({exit_code => 1});
}
}
# Register the job with the peers.
my $anvil_uuid = $anvil->data->{sys}{anvil_uuid};
my $peers = [];
if ($anvil->data->{anvils}{anvil_uuid}{$anvil_uuid}{anvil_node1_host_uuid} eq $anvil->Get->host_uuid)
{
# We're node 1
push @{$peers}, $anvil->data->{anvils}{anvil_uuid}{$anvil_uuid}{anvil_node2_host_uuid}
}
else
{
# We're node 2
push @{$peers}, $anvil->data->{anvils}{anvil_uuid}{$anvil_uuid}{anvil_node1_host_uuid}
}
if (exists $anvil->data->{dr_hosts})
{
foreach my $peer_host_uuid (keys %{$anvil->data->{dr_hosts}})
{
push @{$peers}, $peer_host_uuid;
}
}
my $progress = 30;
foreach my $host_uuid (@{$peers})
{
my ($job_uuid) = $anvil->Database->insert_or_update_jobs({
debug => 2,
job_command => $anvil->data->{path}{exe}{'anvil-delete-server'}.$anvil->Log->switches,
job_data => "server_uuid=".$server_uuid."\npeer_mode=true",
job_name => "server::delete",
job_title => "job_0208",
job_description => "job_0209",
job_progress => 0,
job_host_uuid => $host_uuid,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { job_uuid => $job_uuid }});
my $host_name = $anvil->Get->host_name_from_uuid({host_uuid => $host_uuid});
$anvil->Job->update_progress({
progress => $progress,
message => "job_0212,!!host_name!".$host_name."!!",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 2, key => "job_0212", variables => { host_name => $host_name }});
$progress += 10;
}
return(0);
}
# This parses and verifies the job data
sub parse_job_data
{
my ($anvil) = @_;
$anvil->data->{job}{server_uuid} = "";
$anvil->data->{job}{peer_mode} = 0;
foreach my $line (split/\n/, $anvil->data->{jobs}{job_data})
{
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { line => $line }});
if ($line =~ /server_uuid=(.*)$/)
{
$anvil->data->{job}{server_uuid} = $1;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { 'job::server_uuid' => $anvil->data->{job}{server_uuid} }});
}
if ($line =~ /peer_mode=true/)
{
$anvil->data->{job}{peer_mode} = 1;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { 'job::peer_mode' => $anvil->data->{job}{peer_mode} }});
}
}
# Did we get a server UUID?
if (not $anvil->data->{job}{server_uuid})
{
$anvil->Job->update_progress({
progress => 100,
message => "error_0219,!!job_uuid!".$anvil->data->{switches}{'job-uuid'}."!!",
job_status => "failed",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 0, priority => 'err', key => "error_0219", variables => { job_uuid => $anvil->data->{switches}{'job-uuid'} }});
$anvil->nice_exit({exit_code => 1});
}
# Does the server UUID match to a server?
$anvil->Database->get_servers();
my $server_uuid = $anvil->data->{job}{server_uuid};
if (not exists $anvil->data->{servers}{server_uuid}{$server_uuid})
{
# Server UUID is invalid
$anvil->Job->update_progress({
progress => 100,
message => "error_0220,!!server_uuid!".$server_uuid."!!",
job_status => "failed",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 0, priority => 'err', key => "error_0220", variables => { server_uuid => $server_uuid }});
$anvil->nice_exit({exit_code => 1});
}
my $host_type = $anvil->Get->host_type();
if ($host_type eq "node")
{
my $problem = $anvil->Cluster->parse_cib({debug => 2});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { problem => $problem }});
if ($problem)
{
# The cluster isn't running, sleep and exit.
$anvil->Job->update_progress({
progress => 10,
message => "error_0222",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 0, priority => 'err', key => "error_0222"});
sleep 10;
$anvil->nice_exit({exit_code => 1});
}
elsif (not $anvil->data->{cib}{parsed}{'local'}{ready})
{
# We're not a full member (yet)
$anvil->Job->update_progress({
progress => 10,
message => "error_0238",
});
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 0, priority => 'err', key => "error_0238"});
sleep 10;
$anvil->nice_exit({exit_code => 1});
}
}
return(0);
}
# This allows a user to specify the server they want deleted without going through the meny system.
sub confirm_server_delete
{
my ($anvil) = @_;
$anvil->Get->server_from_switch({
debug => 2,
server => $anvil->data->{switches}{server},
anvil_uuid => $anvil->data->{sys}{anvil_uuid},
});
if (not $anvil->data->{switches}{server_name})
{
# Not found.
$anvil->Log->entry({source => $THIS_FILE, line => __LINE__, 'print' => 1, level => 0, priority => 'err', key => "error_0277", variables => { server => $anvil->data->{switches}{server} }});
$anvil->nice_exit({exit_code => 1});
}
# Ask the user to confirm, if needed. Note that this method requires '--force', not '-y' or '--Yes'.
if (not $anvil->data->{switches}{force})
{
get_confirmation($anvil);
}
else
{
# They're forcing, save.
save_job($anvil);
}
return(0);
}
# This will ask the user to select a server.
sub ask_for_server
{
my ($anvil) = @_;
my $termios = new POSIX::Termios;
$termios->getattr;
my $ospeed = $termios->getospeed;
my $terminal = Tgetent Term::Cap { TERM => undef, OSPEED => $ospeed };
$terminal->Trequire(qw/ce ku kd/);
my $anvil_uuid = $anvil->data->{sys}{anvil_uuid};
my $anvil_name = $anvil->Cluster->get_anvil_name({anvil_uuid => $anvil_uuid});
my $retry = 0;
my $delete_uuid = "";
while(1)
{
print $terminal->Tputs('cl');
$anvil->Database->get_servers();
my $servers = [];
my $position = 0;
my $server_list = "";
print $anvil->Words->string({key => "message_0208", variables => { anvil_name => $anvil_name }})."\n";
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};
my $server_state = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_state};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
's1:server_name' => $server_name,
's2:server_uuid' => $server_uuid,
's3:server_state' => $server_state,
}});
next if $server_state eq "DELETED";
# We want to start the list at '1', so we'll bump the position before generating an entry,
# and subtract 1 from the user's answer later.
$servers->[$position] = $server_uuid;
$position++;
$server_list .= $position.") ".$server_name."\n";
}
if (not $position)
{
# No servers on this Anvil!.
print $anvil->Words->string({key => "message_0209"})."\n";
$anvil->nice_exit({exit_code => 0});
}
print $server_list."\n";;
if ($retry)
{
print $anvil->Words->string({key => "message_0211"})."\n\n";
}
print $anvil->Words->string({key => "message_0210"})." ";
my $answer = <STDIN>;
chomp $answer;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { answer => $answer }});
if ($answer =~ /\D/)
{
# Did the user type the name?
if ((exists $anvil->data->{servers}{anvil_uuid}{$anvil_uuid}{server_name}{$answer}) && ($anvil->data->{servers}{anvil_uuid}{$anvil_uuid}{server_name}{$answer}{server_uuid}))
{
# Specified by name.
$delete_uuid = $anvil->data->{servers}{anvil_uuid}{$anvil_uuid}{server_name}{$answer}{server_uuid};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { delete_uuid => $delete_uuid }});
}
}
elsif ($answer =~ /^\d+$/)
{
my $index = $answer - 1;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { 'index' => $index }});
if ((exists $servers->[$index]) && ($servers->[$index]))
{
$delete_uuid = $servers->[$index];
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { delete_uuid => $delete_uuid }});
}
}
if ($delete_uuid)
{
last;
}
else
{
$retry = 1;
}
}
$anvil->Get->server_from_switch({
debug => 2,
server => $delete_uuid,
anvil_uuid => $anvil->data->{sys}{anvil_uuid},
});
# Ask the user to confirm.
get_confirmation($anvil);
return(0);
}
sub get_confirmation
{
my ($anvil) = @_;
my $delete_uuid = $anvil->data->{switches}{server_uuid};
my $server_name = $anvil->data->{servers}{server_uuid}{$delete_uuid}{server_name};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
delete_uuid => $delete_uuid,
server_name => $server_name,
}});
print "\n".$anvil->Words->string({key => "message_0212", variables => { server_name => $server_name }})." ";
my $answer = <STDIN>;
chomp $answer;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { answer => $answer }});
if ($answer eq "Yes")
{
### Save the job!
save_job($anvil);
}
else
{
# Abort.
print $anvil->Words->string({key => "message_0022"})."\n";
$anvil->nice_exit({exit_code => 0});
}
return(0);
}
sub save_job
{
my ($anvil) = @_;
# Is the server running?
print $anvil->Words->string({key => "message_0213"})."\n";
$anvil->Database->get_anvils();
my $hosts = [];
my $anvil_uuid = $anvil->data->{sys}{anvil_uuid};;
my $password = $anvil->data->{anvils}{anvil_uuid}{$anvil_uuid}{anvil_password};
my $server_name = $anvil->data->{switches}{server_name};
my $server_uuid = $anvil->data->{switches}{server_uuid};
my $delete_uuid = $server_uuid;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
anvil_uuid => $anvil_uuid,
server_name => $server_name,
server_uuid => $server_uuid,
delete_uuid => $delete_uuid,
}});
if ((not $server_name) && (exists $anvil->data->{servers}{server_uuid}{$server_uuid}) && ($anvil->data->{servers}{server_uuid}{$server_uuid}{server_name}))
{
$server_name = $anvil->data->{servers}{server_uuid}{$server_uuid}{server_name};
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { server_name => $server_name }});
}
# Find the server on hosts.
my $server_host_name = $anvil->Server->locate({
debug => 2,
server_name => $server_name,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { server_host_name => $server_host_name }});
foreach my $short_host_name (sort {$a cmp $b} keys %{$anvil->data->{server_location}{host}})
{
my $host_uuid = $anvil->Database->get_host_uuid_from_string({string => $short_host_name});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => {
short_host_name => $short_host_name,
host_uuid => $host_uuid,
}});
my $exists = 0;
if (($anvil->data->{server_location}{host}{$short_host_name}{server}{$server_name}{file_definition}) or ($anvil->data->{server_location}{host}{$short_host_name}{server}{$server_name}{drbd_config}))
{
$exists = 1;
}
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { 'exists' => $exists }});
if (($exists) or
($host_uuid eq $anvil->data->{anvils}{anvil_uuid}{$anvil_uuid}{anvil_node1_host_uuid}) or
($host_uuid eq $anvil->data->{anvils}{anvil_uuid}{$anvil_uuid}{anvil_node2_host_uuid}))
{
push @{$hosts}, $host_uuid;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { host_uuid => $host_uuid }});
}
}
# If the server was found to be running, the host will be returned.
my $server_host_uuid = "";
if ($server_host_name)
{
$server_host_uuid = $anvil->Get->host_uuid_from_name({host_name => $server_host_name});
}
# Now, we'll do the delete, unless we see the server running elsewhere.
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { server_host_uuid => $server_host_uuid }});
my $job_host_uuid = "";
if ($server_host_uuid)
{
$job_host_uuid = $server_host_uuid;
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { job_host_uuid => $job_host_uuid }});
if ($server_host_uuid eq $anvil->Get->host_uuid)
{
# Running here
print $anvil->Words->string({key => "message_0216"})."\n";
}
else
{
# Running on a peer.
print $anvil->Words->string({key => "message_0214", variables => { host_name => $server_host_name }})."\n";
}
}
else
{
$job_host_uuid = $anvil->Get->host_uuid();
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { job_host_uuid => $job_host_uuid }});
print $anvil->Words->string({key => "message_0215"})."\n";
}
my ($job_uuid) = $anvil->Database->insert_or_update_jobs({
debug => 2,
job_command => $anvil->data->{path}{exe}{'anvil-delete-server'}.$anvil->Log->switches,
job_data => "server_uuid=".$delete_uuid,
job_name => "server::delete",
job_title => "job_0208",
job_description => "job_0209",
job_progress => 0,
job_host_uuid => $job_host_uuid,
});
$anvil->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { job_uuid => $job_uuid }});
$anvil->nice_exit({exit_code => 0});
return(0);
}