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|
package NDB::Run::Env;
use strict;
use Carp;
require NDB::Run::Base;
use vars qw(@ISA);
@ISA = qw(NDB::Run::Base);
# constructors
my $log;
sub initmodule {
$log = NDB::Util::Log->instance;
}
NDB::Run::Env->attributes(
server => sub { ref && $_->isa('NDB::Net::Server') },
);
sub desc {
"env";
}
sub new {
my $class = shift;
@_ % 2 == 0 or confess 0+@_;
my(%attr) = @_;
my $env = $class->SUPER::new(%attr);
return $env;
}
sub getdb {
my $env = shift;
@_ == 1 or croak q(usage: $db = $env->getdb($name));
my($name) = @_;
my $db = NDB::Run::Database->new(env => $env, name => $name)
or $log->push, return undef;
return $db;
}
# commands
sub init {
my $env = shift;
my $netenv = NDB::Net::Env->instance;
my $netcfg = NDB::Net::Config->new(file => $netenv->getnetcfg)
or $log->push, return undef;
$netcfg->load
or $log->push, return undef;
my $servers = $netcfg->getservers
or $log->push, return undef;
my $server;
for my $s (@$servers) {
if (! $s->testconnect) {
$log->push->warn;
next;
}
$server = $s;
last;
}
if (! $server) {
$log->put("no available server")->push($netcfg);
return undef;
}
$env->setserver($server)
or $log->push, return undef;
$log->put("selected")->push($server)->info;
return 1;
}
sub docmd {
my $env = shift;
my $cmd = shift;
my $ret = $env->getserver->request($cmd);
defined($ret)
or $log->push, return undef;
return $ret;
}
1;
# vim:set sw=4:
|
