Set Linux OS Identifier

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(240164);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2025/06/18");

  script_name(english:"Set Linux OS Identifier");

  script_set_attribute(attribute:"synopsis", value:"Establish an OS Identifier value for Linux machines.");
  script_set_attribute(attribute:"description", value:
"Establishes a unique identifier for Linux machines that we can use going forward to 
determine if the machine attributes fit Linux checks.");
  script_set_attribute(attribute:"solution", value:"N/A");
  script_set_attribute(attribute:"agent", value:"unix");

  script_set_attribute(attribute:"plugin_publication_date", value:"2025/06/18");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Misc.");

  script_copyright(english:"This script is Copyright (C) 2025 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info2.nasl");

  script_require_keys("Host/cpu", "Host/local_checks_enabled");

  exit(0);
}

var os_product = get_one_kb_item('installed_os/local/SSH/0/product');
var os_release = get_one_kb_item('installed_os/local/SSH/0/release');

if (isnull(os_product)) audit(AUDIT_KB_MISSING, "installed_os/local/SSH/0/product");
if (isnull(os_release)) audit(AUDIT_KB_MISSING, "installed_os/local/SSH/0/release");

var os_id = join([os_product, os_release], sep:"-");
replace_kb_item(name:"Host/OS/identifier", value:os_id); # use this one to check in the plugin
replace_kb_item(name:"Host/OS/"+os_id, value:true); #use this one to as a script_require check