anvil/tools/scancore-daemon

#!/usr/bin/perl
# 
# This is the master daemon that manages all periodically run processes on Striker dashboards and Anvil! 
# nodes.
# 
use strict;
use warnings;
use AN::Tools;

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 $an = AN::Tools->new();
$an->Log->level({set => 2});

# Paths
$an->data->{path}{tools}{'scancore-database'}      = "/usr/sbin/striker/scancore-database";
$an->data->{path}{tools}{'scancore-update-states'} = "/usr/sbin/striker/scancore-update-states";
$an->data->{path}{config}{'striker.conf'}          = "/etc/striker/striker.conf";

# Read our config.
$an->Storage->read_config({file => $an->data->{path}{config}{'striker.conf'}});

# There are some things we only want to run on (re)start and don't need to always run.
run_once($an);

# These are the things we always want running.
while(1)
{
	update_state_file($an);
	
	sleep 2;
}

exit(0);

#############################################################################################################
# Functions                                                                                                 #
#############################################################################################################

# These are tools that don't need to constantly run.
sub run_once
{
	my ($an) = @_;
	
	# Check that the database is ready.
	my $database_output = $an->System->call({shell_call => $an->data->{path}{tools}{'scancore-database'}, source => $THIS_FILE, line => __LINE__});
	if ($database_output)
	{
		$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { database_output => $database_output }});
	}
	
	return(0);
}

# This calls 'scancore-update-states' which will scan the local machine's state (hardware and software) and
# record write it out to an HTML file 
sub update_state_file
{
	my ($an) = @_;
	
	my $states_output = $an->System->call({shell_call => $an->data->{path}{tools}{'scancore-update-states'}, source => $THIS_FILE, line => __LINE__});
	if ($states_output)
	{
		$an->Log->variables({source => $THIS_FILE, line => __LINE__, level => 2, list => { states_output => $states_output }});
	}
	
	return(0);
}