For more information regarding the security incident at F5, the actions we are taking to address it, and our ongoing efforts to protect our customers, click here.

Perl Virtual Show

Problem this snippet solves:

This example will illustrate the APIs needed to emulate the "bigpipe virtual show" command.

Code :

#!/usr/bin/perl
#----------------------------------------------------------------------------
# The contents of this file are subject to the "END USER LICENSE AGREEMENT FOR F5
# Software Development Kit for iControl"; you may not use this file except in
# compliance with the License. The License is included in the iControl
# Software Development Kit.
#
# Software distributed under the License is distributed on an "AS IS"
# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
# the License for the specific language governing rights and limitations
# under the License.
#
# The Original Code is iControl Code and related documentation
# distributed by F5.
#
# The Initial Developer of the Original Code is F5 Networks,
# Inc. Seattle, WA, USA. Portions created by F5 are Copyright (C) 1996-2004 F5 Networks,
# Inc. All Rights Reserved.  iControl (TM) is a registered trademark of F5 Networks, Inc.
#
# Alternatively, the contents of this file may be used under the terms
# of the GNU General Public License (the "GPL"), in which case the
# provisions of GPL are applicable instead of those above.  If you wish
# to allow use of your version of this file only under the terms of the
# GPL and not to allow others to use your version of this file under the
# License, indicate your decision by deleting the provisions above and
# replace them with the notice and other provisions required by the GPL.
# If you do not delete the provisions above, a recipient may use your
# version of this file under either the License or the GPL.
#----------------------------------------------------------------------------

#use SOAP::Lite + trace => qw(method debug);
use SOAP::Lite;
use MIME::Base64;

$ENV{PERL_LWP_SSL_VERIFY_HOSTNAME} = 0;

#----------------------------------------------------------------------------
# Validate Arguments
#----------------------------------------------------------------------------
my $sHost = $ARGV[0];
my $sPort = $ARGV[1];
my $sUID = $ARGV[2];
my $sPWD = $ARGV[3];
my $sVirtual = $ARGV[4];
my $sProtocol = "https";

my $LB_METHOD_MAP = 
  {
    "LB_METHOD_ROUND_ROBIN" => "round_robin",
    "LB_METHOD_RATIO_MEMBER" => "ratio",
    "LB_METHOD_LEAST_CONNECTION_MEMBER" => "least_connection_member",
    "LB_METHOD_OBSERVED_MEMBER" => "observed_member",
    "LB_METHOD_PREDICTIVE_MEMBER" => "predictive_member",
    "LB_METHOD_RATIO_NODE_ADDRESS" => "ratio_node_address",
    "LB_METHOD_LEAST_CONNECTION_NODE_ADDRESS" => "least_connection_node_address",
    "LB_METHOD_FASTEST_NODE_ADDRESS" => "fastest_node_address",
    "LB_METHOD_OBSERVED_NODE_ADDRESS" => "observed_node_address",
    "LB_METHOD_PREDICTIVE_NODE_ADDRESS" => "predictive_node_address",
    "LB_METHOD_DYNAMIC_RATIO" => "dynamic_ratio",
    "LB_METHOD_FASTEST_APP_RESPONSE" => "fastest_app_response",
    "LB_METHOD_LEAST_SESSIONS" => "least_sessions",
    "LB_METHOD_DYNAMIC_RATIO_MEMBER" => "dynamic_ratio_member",
    "LB_METHOD_L3_ADDR" => "l3_addr",
    "LB_METHOD_UNKNOWN" => "unknown",
    "LB_METHOD_WEIGHTED_LEAST_CONNECTION_MEMBER" => "weighted_least_connection_member",
    "LB_METHOD_WEIGHTED_LEAST_CONNECTION_NODE_ADDRESS" => "weighted_least_connection_node_address",
    "LB_METHOD_RATIO_SESSION" => "ratio_session",
    "LB_METHOD_RATIO_LEAST_CONNECTION_MEMBER" => "ratio_least_connection_member",
    "LB_METHOD_RATIO_LEAST_CONNECTION_NODE_ADDRESS" => "ratio_least_connection_node_address",
  };


my $MONITOR_STATUS_MAP = 
  {
    "MONITOR_STATUS_UNCHECKED" => "UNCHECKED",
    "MONITOR_STATUS_CHECKING" => "CHECKING",
    "MONITOR_STATUS_UP" => "UP",
    "MONITOR_STATUS_DOWN" => "DOWN",
    "MONITOR_STATUS_FORCED_DOWN" => "FORCED_DOWN",
    "MONITOR_STATUS_MAINT" => "MAINT",
    "MONITOR_STATUS_ADDRESS_DOWN" => "ADDRESS_DOWN",
  };

my $ENABLED_STATUS_MAP = 
  {
    "ENABLED_STATUS_NONE" => "NONE",
    "ENABLED_STATUS_ENABLED" => "ENABLED",
    "ENABLED_STATUS_DISABLED" => "DISABLED",
    "ENABLED_STATUS_DISABLED_BY_PARENT" => "DISABLED_BY_PARENT",
  };

my $ENABLED_STATE_MAP = 
  {
    "STATE_ENABLED" => "ENABLED",
    "STATE_DISABLED" => "DISABLED",
  };

if ( ("80" eq $sPort) or ("8080" eq $sPort) )
{
  $sProtocol = "http";
}

if ( ($sHost eq "") or ($sPort eq "") or ($sUID eq "") or ($sPWD eq "") )
{
  &usage();
}


#----------------------------------------------------------------------------
# Transport Information
#----------------------------------------------------------------------------
sub SOAP::Transport::HTTP::Client::get_basic_credentials
{
  return "$sUID" => "$sPWD";
}

$VirtualServer = SOAP::Lite
  -> uri('urn:iControl:LocalLB/VirtualServer')
  -> proxy("$sProtocol://$sHost:$sPort/iControl/iControlPortal.cgi");
eval {  $VirtualServer->transport->http_request->header
(
  'Authorization' => 'Basic ' . MIME::Base64::encode("$sUID:$sPWD", '')
); };
$Pool = SOAP::Lite
  -> uri('urn:iControl:LocalLB/Pool')
  -> proxy("$sProtocol://$sHost:$sPort/iControl/iControlPortal.cgi");
eval { $Pool->transport->http_request->header
(
  'Authorization' => 'Basic ' . MIME::Base64::encode("$sUID:$sPWD", '')
); };
$PoolMember = SOAP::Lite
  -> uri('urn:iControl:LocalLB/PoolMember')
  -> proxy("$sProtocol://$sHost:$sPort/iControl/iControlPortal.cgi");
eval { $PoolMember->transport->http_request->header
(
  'Authorization' => 'Basic ' . MIME::Base64::encode("$sUID:$sPWD", '')
); };

sub SOAP::Deserializer::typecast
{
  my ($self, $value, $name, $attrs, $children, $type) = @_;
  my $retval = undef;
  if ( $type eq "{urn:iControl}Common.EnabledState" )
  { $retval = $value; }
  elsif ( $type eq "{urn:iControl}LocalLB.LBMethod" )
  { $retval = $value; }
  elsif ( $type eq "{urn:iControl}LocalLB.MonitorStatus" )
  { $retval = $value; }
  elsif ( $type eq "{urn:iControl}LocalLB.AvailabilityStatus" )
  { $retval = $value; }
  elsif ( $type eq "{urn:iControl}LocalLB.EnabledStatus" )
  { $retval = $value; }
  elsif ( $type eq "{urn:iControl}LocalLB.ProfileType" )
  { $retval = $value; }
  elsif ( $type eq "{urn:iControl}LocalLB.ProfileContextType" )
  { $retval = $value; }
  return $retval;
}

#----------------------------------------------------------------------------
# App logic
#----------------------------------------------------------------------------

if ( $sVirtual eq "" )
{
  &DoVirtualShow();
}
else
{
  &DoVirtualShow($sVirtual);
}

#----------------------------------------------------------------------------
# usage
#----------------------------------------------------------------------------
sub usage()
{
  my ($sCmd) = @_;
  print "Usage: VirtualShow.pl host port uid pwd [virtual_name]\n";
  exit();
}

#----------------------------------------------------------------------------
# checkResponse
#----------------------------------------------------------------------------
sub checkResponse()
{
  my ($soapResponse) = (@_);
  if ( $soapResponse->fault )
  {
    print $soapResponse->faultcode, " ", $soapResponse->faultstring, "\n";
    exit();
  }
}



#----------------------------------------------------------------------------
# DoVirtualShow
#----------------------------------------------------------------------------
sub DoVirtualShow()
{
  (@vs_lists) = @_;

  if ( 0 == scalar(@vs_lists) )
  {
    $soapResponse = $VirtualServer->get_list();
    &checkResponse($soapResponse);
    @vs_lists = @{$soapResponse->result};
  }

#  $soapResponse = $VirtualServer->get_profile
#  (
#    SOAP::Data->name(virtual_servers => [@vs_lists])
#  );
#  &checkResponse($soapResponse);
#  print "received profile list!\n";
#  exit();

  # Set the default chunk size
  $chunk_size = 10;
  # Set the time threshold per call (in seconds)
  $time_threshold = 10; 

  $total_size = scalar(@vs_lists);

  for ($i=0; $i<$total_size; $i+=$last_chunk_size)
  {
    if ( ($total_size - $i) < $chunk_size )
    {
      $chunk_size = ($total_size - $i);
    }

    $last_chunk_size = $chunk_size;

    # Make sure chunk array is empty
    @chunk_list = ();
    undef @chunk_list;
    
    # fill new array
    for ($j=0; $j<$chunk_size; $j++)
    {
      $val = @vs_lists[$i+$j];
      push @chunk_list, $val
    }
    
    # Get Start Time
    $start_time = time();
    
    # Make calls
    print "Querying $chunk_size elements\n";
    &DoVirtualShowEx(@chunk_list);
    
    # Get Stop Time
    $end_time = time();

    $chunk_time = $end_time - $start_time;

    #print "Time this section: $chunk_time s.\n";

    # increment total time
    $total_time += ($chunk_time);
    
    if ( $chunk_time < $time_threshold )
    {
      $chunk_size *= 2;
    }
  }
  
  print "Total execution time: $total_time s.\n";
}

#----------------------------------------------------------------------------
# DoVirtualShowEx
#----------------------------------------------------------------------------
sub DoVirtualShowEx()
{
  (@vs_list) = @_;
  
  # get the vs destinations
  $soapResponse = $VirtualServer->get_destination
  (
    SOAP::Data->name(virtual_servers => [@vs_list])
  );
  &checkResponse($soapResponse);
  @vs_dest_list = @{$soapResponse->result};
  
  # get the enabled states
  $soapResponse = $VirtualServer->get_enabled_state
  (
    SOAP::Data->name(virtual_servers => [@vs_list])
  );
  &checkResponse($soapResponse);
  @vs_enabled_list = @{$soapResponse->result};

  # Get the default pool names
  $soapResponse = $VirtualServer->get_default_pool_name
  (
    SOAP::Data->name(virtual_servers => [@vs_list])
  );
  &checkResponse($soapResponse);
  @pool_list = @{$soapResponse->result};

  # Get Pool lb methods
  $soapResponse = $Pool->get_lb_method
  (
    SOAP::Data->name(pool_names => [@pool_list])
  );
  #&checkResponse($soapResponse);
  @pool_lb_method_list = @{$soapResponse->result};
  
  # Get Pool Member Monitor statuses
  $soapResponse = $PoolMember->get_monitor_status
  (
    SOAP::Data->name(pool_names => [@pool_list])
  );
  #&checkResponse($soapResponse);
  @poolmember_monitor_statuses = @{$soapResponse->result};
  
  # Get Pool Member object statuses
  $soapResponse = $PoolMember->get_object_status
  (
    SOAP::Data->name(pool_names => [@pool_list])
  );
  #&checkResponse($soapResponse);
  @poolmember_object_statuses = @{$soapResponse->result};
  
  # Get Pool Member Priorities
  $soapResponse = $PoolMember->get_priority
  (
    SOAP::Data->name(pool_names => [@pool_list])
  );
  #&checkResponse($soapResponse);
  @poolmember_member_priorities = @{$soapResponse->result};
  
  # print results

  for $i (0 .. scalar(@vs_list)-1)
  {
    print "VIRTUAL SERVER @vs_list[$i] @vs_dest_list[$i]->{'address'}:@vs_dest_list[$i]->{'port'}\n";

    print "  vip_IP                 = '@vs_dest_list[$i]->{'address'}\n";
    print "  vip_Name               = '@vs_list[$i]'\n";
    print "  vip_Port               = '@vs_dest_list[$i]->{'port'}\n";

    print "  vip_Pool_Name          = '@pool_list[$i]'\n";
    print "  vip_Port_Status        = '$ENABLED_STATE_MAP->{@vs_enabled_list[$i]}'\n";
    print "  pool_LB_Method         = '$LB_METHOD_MAP->{@pool_lb_method_list[$i]}'\n";

    @monitor_status_entry = @{$poolmember_monitor_statuses[$i]};
    @object_status_entry = @{$poolmember_object_statuses[$i]};
    @member_priority_entry = @{$poolmember_member_priorities[$i]};

    for $j (0 .. scalar(@monitor_status_entry)-1)
    {
      $member = @monitor_status_entry[$j]->{"member"};
      $address = $member->{"address"};
      $port = $member->{"port"};
      $monitor_status = @monitor_status_entry[$j]->{"monitor_status"};

      $object_status = @object_status_entry[$j]->{"object_status"};
      $enabled_status = $object_status->{"enabled_status"};
      $combined_status = "$MONITOR_STATUS_MAP->{$monitor_status}-$ENABLED_STATUS_MAP->{$enabled_status}";

      $member_priority = @member_priority_entry[$j]->{"priority"};

      print "  +-pool_Member_IP       = '$address'\n";
      print "    pool_Member_Port     = '$port'\n";
      #print "    pool_Member_Name     = 'TODO: RESOLVE VIA DNS'\n";
      print "    pool_Member_State    = '$combined_status'\n";
      print "    pool_Member_Priority = '$member_priority'\n";
    }
  }
}
Published Mar 09, 2015
Version 1.0
devops
iControl
perl
No CommentsBe the first to comment