Adding snmp for huawei devices that run vrp

[amcgough-r7]

Description

Adding snmp description detection for Huawei hardware that runs vrp

How Has This Been Tested?

A clear and concise description of your changes were tested.
https://www.shodan.io/search?query=VRP+product%3A%22HUAWEI+Technology+Co.+Ltd%22

Types of changes

• New feature (non-breaking change which adds functionality)

Checklist:

• I have updated the documentation accordingly (or changes are not required).
• I have added tests to cover my changes (or new tests are not required).
• All new and existing tests passed.

[mlaskowski-r7]

The tests started to complain:

Failures:

  1) Recog::DB#snmp_sysdescr.xml (?-mix:^Huawei Versatile Routing Platform Software.*Version ([\d.]+)\s+\((.*?)\s+(V[\d.]+R[\d.]+C[\d.]+[SPC|SPH|CP|HP\d.]+)\S*) Example 'Huawei Versatile Routing Platform Software
      VRP (R) software, Version 8.120 (CE6870EI V200R001C00SPC700) Copyright (C) 2012-2016 Huawei Technologies Co., Ltd.
    ' matches this regex
     Failure/Error: expect(match).to_not be_nil, 'Regex did not match'
       Regex did not match
     # ./spec/lib/fingerprint_self_test_spec.rb:127:in `block (7 levels) in <top (required)>'

  2) Recog::DB#snmp_sysdescr.xml (?-mix:^Huawei Versatile Routing Platform Software.*Version ([\d.]+)\s+\((.*?)\s+(V[\d.]+R[\d.]+C[\d.]+[SPC|SPH|CP|HP\d.]+)\S*) Example 'Huawei Versatile Routing Platform Software
      VRP (R) software, Version 5.120 (AR2200 V200R003C00) Copyright (C) 2011-2012 HUAWEI TECH CO., LTD
    ' matches this regex
     Failure/Error: expect(match).to_not be_nil, 'Regex did not match'
       Regex did not match
     # ./spec/lib/fingerprint_self_test_spec.rb:127:in `block (7 levels) in <top (required)>'

Finished in 38.15 seconds (files took 10.11 seconds to load)
195501 examples, 2 failures

Failed examples:

rspec ./spec/lib/fingerprint_self_test_spec.rb[1:43:753:6] # Recog::DB#snmp_sysdescr.xml (?-mix:^Huawei Versatile Routing Platform Software.*Version ([\d.]+)\s+\((.*?)\s+(V[\d.]+R[\d.]+C[\d.]+[SPC|SPH|CP|HP\d.]+)\S*) Example 'Huawei Versatile Routing Platform Software
      VRP (R) software, Version 8.120 (CE6870EI V200R001C00SPC700) Copyright (C) 2012-2016 Huawei Technologies Co., Ltd.
    ' matches this regex
rspec ./spec/lib/fingerprint_self_test_spec.rb[1:43:753:9] # Recog::DB#snmp_sysdescr.xml (?-mix:^Huawei Versatile Routing Platform Software.*Version ([\d.]+)\s+\((.*?)\s+(V[\d.]+R[\d.]+C[\d.]+[SPC|SPH|CP|HP\d.]+)\S*) Example 'Huawei Versatile Routing Platform Software
      VRP (R) software, Version 5.120 (AR2200 V200R003C00) Copyright (C) 2011-2012 HUAWEI TECH CO., LTD
    ' matches this regex

Randomized with seed 10182