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path: root/lib/App/Ping903/Command/dbload.pm
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package App::Ping903::Command::dbload;
use strict;
use warnings;
use parent 'App::Ping903::Command';
use App::Ping903::Command ':exit_codes';
use JSON;
use DBI;
use File::Spec;

sub new {
    my ($class, $com, $agent) = @_;
    
    my $self = bless $class->SUPER::new($com, $agent,
	    'D|driver=s' => 'driver',
            'd|database=s' => sub {
		my $self = shift;
		push @{$self->{options}{connarg}}, "database=$_[1]";
 	    },
            'h|host=s' => sub {
		my $self = shift;
		push @{$self->{options}{connarg}}, "host=$_[1]";
 	    },
            'P|port=s' => sub {
		my $self = shift;
		push @{$self->{options}{connarg}}, "port=$_[1]";
	    },
            'u|user=s' => 'dbuser',
            'p|password=s' => 'dbpass',
            'params=s' => 'dbparams',
            'defaults-file=s' => 'defaults-file',
            't|table=s' => 'table',
            'c|column=s' => 'column',
 	    'q|query=s' => 'query');

    $self->{options}{driver} = 'mysql';
    
    $self;
}

sub run {
    my $self = shift;
    $self->SUPER::run;
    $self->usage_error("extra parameters") if @ARGV;

    my $query = $self->option('query');
    unless ($query) {
	$self->usage_error("--table option must be specified")
	    unless $self->option('table');
	$self->usage_error("--column option must be specified")
	    unless $self->option('column');
        $query = qq{SELECT $self->{options}{column} FROM $self->{options}{table}};
    }

    if (my $p = $self->option('dbparams')) {
	push @{$self->{options}{connarg}}, $p;
    }

    unless ($self->{options}{connarg}) {
	$self->usage_error('Database parameters not initialized.  Please use the --database (optionally - --host and --port) option.');
    }	   

    if ($self->option('driver') eq 'mysql') {
	unless ($self->option('defaults-file')) {
	    my $f = File::Spec->catfile($ENV{HOME}, '.my.cnf');
	    if (-f $f) {
		$self->option('defaults-file', $f);
	    }
        }
    }
    if (my $p = $self->option('defaults-file')) {
	push @{$self->{options}{connarg}}, ";mysql_read_default_file=$p";
    }

    my $arg = join(':', ('DBI',$self->{options}{driver},
			 @{$self->{options}{connarg}}));

    my $dbh = DBI->connect($arg, $self->{options}{dbuser},
			   $self->{options}{dbpass},
			   { RaiseError => 0, PrintError => 1, AutoCommit => 1})
	or $self->abend(EX_FAIL, "can't connect to the database server");

    my $res = $dbh->selectall_arrayref($query,
				       { RaiseError => 0, PrintError => 1 })
	or $self->abend(EX_FAIL, "query failed");

    unless ($self->agent->set_ip_list([ map { $_->[0] } @$res ])) {
	$self->abend(EX_FAIL, $self->agent->error_message);
    }
}

1;

    
    
    

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