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Direktori : /etc/ansible/roles/common/library/
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Current File : //etc/ansible/roles/common/library/bx_generate_host_vars

#!/usr/bin/perl
# generate site vars
# site_dir
# site_dbuser
# site_dbpass
# site_db

use strict;
use warnings;
use File::Spec;
use File::Basename qw( dirname basename );
use JSON;
use Data::Dumper;


# search="server_name www.bitrix.ru;" basedir=/etc/nginx/bx/site_avaliable regexp=\.conf$
my $options_file  = $ARGV[0];

# parse ansible argv file
my $gtn_parse_ansible_argv = parse_ansible_argv ( $options_file );
if ( $gtn_parse_ansible_argv->[0] > 0 ) {
  print_message( 
    { 'msg' => $gtn_parse_ansible_argv->[1], 'failed' => "true" },
    $gtn_parse_ansible_argv->[0],
  );
}

my $host_name   = $gtn_parse_ansible_argv->[1]->{'host_name'};
my $host_id     = $gtn_parse_ansible_argv->[1]->{'host_id'};
my $host_pass   = $gtn_parse_ansible_argv->[1]->{'host_pass'};
my $bx_netname  = $gtn_parse_ansible_argv->[1]->{'bx_netname'};

my $options = generate_host_options($host_name);

# host_id
if (not defined $host_id or $host_id =~ /^NOT_DEFINED$/){
  $host_id = $options->{'host_id'};
}

# host_pass
if (not defined $host_pass or $host_pass =~ /^NOT_DEFINED/){
  $host_pass = $options->{'host_pass'}
}
if (not defined $bx_netname or $bx_netname =~ /^NOT_DEFINED$/){
  $bx_netname = $options->{'bx_netname'};
}

print_message(
  {
    ansible_facts => {
      host_name   => $host_name,
      host_id     => $host_id,
      host_pass   => $host_pass,
      bx_netname  => $bx_netname
    }
  },
  0,
);

exit 0;

# print json output for ansible
# input: return_hash, exit_code
sub print_message {
  my $rh = shift;
  my $c = shift;
  my $json = to_json( $rh, pretty => 1 );
  print $json;
  exit $c;
}

sub generate_random {
  my $len = shift;
  if (not defined $len) { $len = 10 }
  my @alphanum = ( 'A' .. 'Z', 'a' .. 'z', 0 .. 9);
  my $random = join('', map($alphanum[rand($#alphanum)],(1..$len)));
  return $random; 
}

sub generate_host_options {
  my $host_name = shift;
  my $output = {
    host_id => '',
    host_pass => '',
    bx_netname => '',
  };

  my $tm = time;
  $output->{'host_id'} = "$tm".'_'.generate_random(10);
  $output->{'host_pass'} = "$tm".'_'.generate_random(10);
  $output->{'bx_netname'} = $host_name;

  return $output;
}

# parse opt file
sub parse_ansible_argv {
  my $f = shift;
  my $r = {
    host_name   => undef,
    host_id     => undef,
    host_pass   => undef,
    bx_netname  => undef,
  };


  open ( my $fh, $f ) or return [ 1, "Cannot open options $f: $!" ];
  while ( <$fh> ){
    next if ( /^$/ );
    if ( /\S+=\S+/ ){
      my @matches = split(/\s+/, $_);
      foreach my $match (@matches){
        #print $match,"\n";
        my ($key,$val)=split('=',$match);
        $val =~ s/^['"]//;
        $val =~ s/['"]$//;
        if (grep /^$key$/, keys %$r){
          #print "fill out $key\n";
          $r->{$key} = $val;
        }
      }
    }
  }

  close $fh;
  
  # test keys
  if (not defined $r->{'host_name'}){
    return [1, "host_name= is mandatory"];
  }
  return [ 0, $r ];
}

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