Ubuntu Pro Subscription Detection

#%NASL_MIN_LEVEL 80900
include("compat.inc");

if (description)
{
  script_id(198218);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/05/31");
  script_name(english:"Ubuntu Pro Subscription Detection");
  script_set_attribute(attribute:"synopsis", value:
"The remote Ubuntu host has an active Ubuntu Pro subscription.");
  script_set_attribute(attribute:"description", value:
"The remote Ubuntu host has an active Ubuntu Pro subscription.");
  script_set_attribute(attribute:"solution", value:"n/a");
  script_set_attribute(attribute:"risk_factor",value:"None");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/05/31");
  script_set_attribute(attribute:"see_also", value:"https://documentation.ubuntu.com/pro/");
  script_set_attribute(attribute:"plugin_type",value:"local");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Ubuntu Local Security Checks");
  script_copyright(english:"Ubuntu Security Notice (C) 2024 Canonical, Inc. / NASL script (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/Ubuntu/UA-status");

  exit(0);
}

include('json.inc');
include('install_func.inc');

var exit_msg = 'This machine is NOT attached to an Ubuntu Pro subscription.';
var json_status = get_kb_item_or_exit('Host/Ubuntu/UA-status', msg:exit_msg);
                    
var read_json = json_read(json_status);

var pro_version = read_json[0].version;
var pro_services = read_json[0].services;
var pro_type = read_json[0].contract.name; 
var pro_path = read_json[0].config.data_dir;

var report = 'This machine is attached to an Ubuntu Pro subscription.\n\n';

if (!empty_or_null(pro_type))
  report += 'Subscription Contract Type   : ' + pro_type + '\n';
if (!empty_or_null(pro_path))
  report += 'Binary Path                  : ' + pro_path + '\n';
if (!empty_or_null(pro_version))
  report += 'Binary Version               : ' + pro_version + '\n';

var service;
if (!empty_or_null(pro_services))
{
  report += '\nEnabled Ubuntu Pro Services  :\n';
  foreach service (pro_services)
  {
    if (service.entitled == 'yes' && service.status == 'enabled')
    {
      report += '  - ' + service.name + '\n';
      replace_kb_item(name:'Host/Ubuntu/Pro/Services/' + service.name, value:1);
    }
  }
}

security_report_v4(
  port      : 0,
  severity  : SECURITY_NOTE, 
  extra     : report
);