BUG FIX: cisco_ios_show_ip_bgp unable to parse routes (#340)

OS Version 16.6.4 has an additional space after the route status codes. This fix allows for additional space character.

New test files were added with the additional output format

templates/cisco_ios_show_ip_bgp.template

@@ -18,7 +18,7 @@ Bgp_table
   #
   # Match if subnet is 17,18 characters long, creates two lines
   # Example: *>i 10.104.192.208/29
-  ^\s{0,1}${STATUS}${PATH_SELECTION}${ROUTE_SOURCE}\s{0,1}(?=${NETWORK}).{17,18}$$ -> Next
+  ^\s{0,1}${STATUS}${PATH_SELECTION}${ROUTE_SOURCE}\s{0,2}(?=${NETWORK}).{17,18}$$ -> Next
   #
   # 
   # Compliment to previous, status, path_selection, route_source, network is filldown. 
@@ -28,12 +28,12 @@ Bgp_table
   #
   # Match first when there is no network, since previous line had it already (compliment and filldown below)
   # Example: * i172.16.1.0/24    172.16.1.2               0    100      0 i
-  ^\s{0,1}${STATUS}${PATH_SELECTION}${ROUTE_SOURCE}\s{0,1}\s{16}\s(?=${NEXT_HOP}).{19}\s(?=\s{0,6}${METRIC}).{6}\s(?=\s{0,6}${LOCAL_PREF}).{6}\s(?=\s{0,6}${WEIGHT}).{6}\s*${AS_PATH}\s*${ORIGIN}$$ -> Record
+  ^\s{0,1}${STATUS}${PATH_SELECTION}${ROUTE_SOURCE}\s{0,2}\s{16}\s(?=${NEXT_HOP}).{19}\s(?=\s{0,6}${METRIC}).{6}\s(?=\s{0,6}${LOCAL_PREF}).{6}\s(?=\s{0,6}${WEIGHT}).{6}\s*${AS_PATH}\s*${ORIGIN}$$ -> Record
   #
   #
   # Full normal example. metric, and as_path might not exist, regex defaults to blank line. 
   # Example: *>                  0.0.0.0                  0         32768 i
-  ^\s{0,1}${STATUS}${PATH_SELECTION}${ROUTE_SOURCE}\s{0,1}(?=${NETWORK}).{16}\s(?=${NEXT_HOP}).{19}\s(?=\s{0,6}${METRIC}).{6}\s(?=\s{0,6}${LOCAL_PREF}).{6}\s(?=\s{0,6}${WEIGHT}).{6}\s*${AS_PATH}\s*${ORIGIN}$$ -> Record
+  ^\s{0,1}${STATUS}${PATH_SELECTION}${ROUTE_SOURCE}\s{0,2}(?=${NETWORK}).{16}\s(?=${NEXT_HOP}).{19}\s(?=\s{0,6}${METRIC}).{6}\s(?=\s{0,6}${LOCAL_PREF}).{6}\s(?=\s{0,6}${WEIGHT}).{6}\s*${AS_PATH}\s*${ORIGIN}$$ -> Record
 
 
 EOF

tests/cisco_ios/show_ip_bgp/cisco_ios_show_ip_bgp5.parsed

@@ -0,0 +1,82 @@
+---
+parsed_sample:
+- as_path: ''
+  local_pref: ''
+  metric: '0'
+  network: 10.1.0.0/16
+  next_hop: 0.0.0.0
+  origin: 'i'
+  path_selection: '>'
+  route_source: ' '
+  status: '*'
+  weight: '32768'
+- as_path: ''
+  local_pref: ''
+  metric: '0'
+  network: 10.2.0.0/16
+  next_hop: 0.0.0.0
+  origin: 'i'
+  path_selection: '>'
+  route_source: ' '
+  status: '*'
+  weight: '32768'
+- as_path: ''
+  local_pref: ''
+  metric: '0'
+  network: 10.3.0.0/16
+  next_hop: 0.0.0.0
+  origin: 'i'
+  path_selection: '>'
+  route_source: ' '
+  status: '*'
+  weight: '32768'
+- as_path: ''
+  local_pref: ''
+  metric: '0'
+  network: 10.4.0.0/16
+  next_hop: 0.0.0.0
+  origin: 'i'
+  path_selection: '>'
+  route_source: ' '
+  status: '*'
+  weight: '32768'
+- as_path: ''
+  local_pref: '100'
+  metric: '0'
+  network: 10.11.0.0/16
+  next_hop: 10.0.0.1
+  origin: 'i'
+  path_selection: '>'
+  route_source: 'i'
+  status: '*'
+  weight: '0'
+- as_path: ''
+  local_pref: '100'
+  metric: '0'
+  network: 10.12.0.0/16
+  next_hop: 10.0.0.1
+  origin: 'i'
+  path_selection: '>'
+  route_source: 'i'
+  status: '*'
+  weight: '0'
+- as_path: ''
+  local_pref: '100'
+  metric: '0'
+  network: 10.13.0.0/16
+  next_hop: 10.0.0.1
+  origin: 'i'
+  path_selection: '>'
+  route_source: 'i'
+  status: '*'
+  weight: '0'
+- as_path: ''
+  local_pref: '100'
+  metric: '0'
+  network: 10.14.0.0/16
+  next_hop: 10.0.0.1
+  origin: 'i'
+  path_selection: '>'
+  route_source: 'i'
+  status: '*'
+  weight: '0'

tests/cisco_ios/show_ip_bgp/cisco_ios_show_ip_bgp5.raw

@@ -0,0 +1,17 @@
+BGP table version is 17, local router ID is 10.0.0.0
+Status codes: s suppressed, d damped, h history, * valid, > best, i - internal, 
+              r RIB-failure, S Stale, m multipath, b backup-path, f RT-Filter, 
+              x best-external, a additional-path, c RIB-compressed, 
+              t secondary path, 
+Origin codes: i - IGP, e - EGP, ? - incomplete
+RPKI validation codes: V valid, I invalid, N Not found
+
+     Network          Next Hop            Metric LocPrf Weight Path
+ *>   10.1.0.0/16      0.0.0.0                  0         32768 i
+ *>   10.2.0.0/16      0.0.0.0                  0         32768 i
+ *>   10.3.0.0/16      0.0.0.0                  0         32768 i
+ *>   10.4.0.0/16      0.0.0.0                  0         32768 i
+ *>i  10.11.0.0/16     10.0.0.1                 0    100      0 i
+ *>i  10.12.0.0/16     10.0.0.1                 0    100      0 i
+ *>i  10.13.0.0/16     10.0.0.1                 0    100      0 i
+ *>i  10.14.0.0/16     10.0.0.1                 0    100      0 i