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Update modules/visual_route.py

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Blackwhitebear8 2025-07-07 14:15:32 +02:00
parent d37312bf8d
commit 3088272cdb
1 changed files with 20 additions and 19 deletions
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37
modules/visual_route.py
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@ -13,7 +13,7 @@ TRANSIT_COMMUNITIES = set(filter(None, os.getenv('BGP_COMMUNITIES_TRANSIT', '').
IX_COMMUNITIES = set(filter(None, os.getenv('BGP_COMMUNITIES_IX', '').split(',')))
CUSTOMER_COMMUNITIES = set(filter(None, os.getenv('BGP_COMMUNITIES_CUSTOMER', '').split(',')))
API_URL = os.getenv('BGP_API_URL', 'http://192.168.5.16:5000/bgp-route/lookup')
API_URL = os.getenv('BGP_API_URL', 'http://127.0.0.1:5000/bgp-route/lookup')
AS_NAME_CACHE = {}
AS_NAME_WRAP_WIDTH = 25
ROUTER_NAME = os.getenv('BGP_VIS_ROUTER_NAME', 'My Router')
@ -67,11 +67,10 @@ def _parse_bgp_paths_to_graph(bgp_data: str) -> dict:
for line in lines[paths_header_index + 1:]:
stripped_line = line.strip()
if not stripped_line: continue
is_new_path_line = False
if line.startswith(' ') and not line.startswith(' '):
first_word = stripped_line.split(' ')[0].replace(',', '')
if first_word.isdigit():
first_word = stripped_line.split(' ')[0]
if first_word.isdigit() or stripped_line == "Local":
is_new_path_line = True
if is_new_path_line:
@ -84,10 +83,9 @@ def _parse_bgp_paths_to_graph(bgp_data: str) -> dict:
except StopIteration:
return {"nodes": [], "edges": []}
all_paths_info = []
best_path_info = None
all_paths_info, best_path_info = [], None
for block in path_blocks:
block_text = "\n".join(block)
block_text_full = "\n".join(block)
clean_lines = [line for line in block if not line.strip().startswith("AddPath ID:")]
block_text_for_check = "\n".join(clean_lines)
is_best = bool(re.search(r'\bbest\b', block_text_for_check, re.IGNORECASE))
@ -95,19 +93,21 @@ def _parse_bgp_paths_to_graph(bgp_data: str) -> dict:
path_line = block[0].strip()
path_asns_raw = []
for part in path_line.split(' '):
clean_part = part.replace(',', '').strip()
if clean_part.isdigit():
path_asns_raw.append(clean_part)
else:
break
path_asns = list(dict.fromkeys(path_asns_raw))
if path_line != "Local":
for part in path_line.split(' '):
clean_part = part.replace(',', '').strip()
if clean_part.isdigit():
path_asns_raw.append(clean_part)
else:
break
local_pref_match = re.search(r'localpref (\d+)', block_text)
path_asns = path_asns_raw
local_pref_match = re.search(r'localpref (\d+)', block_text_full)
local_pref = int(local_pref_match.group(1)) if local_pref_match else None
next_hop_match = re.search(r'^\s*([\da-fA-F:.]+)\s+from', block_text, re.MULTILINE)
next_hop_match = re.search(r'^\s*([\da-fA-F:.]+)\s+from', block_text_full, re.MULTILINE)
next_hop = next_hop_match.group(1) if next_hop_match else None
community_match = re.search(r'Large Community: ([\d:]+)', block_text)
community_match = re.search(r'Large Community: ([\d:]+)', block_text_full)
community = community_match.group(1) if community_match else None
category = 'other'
if community:
@ -148,7 +148,7 @@ def _parse_bgp_paths_to_graph(bgp_data: str) -> dict:
path_node_ids = []
for j, asn in enumerate(path_info['asns']):
unique_node_id = f"AS{asn}-{i}"
unique_node_id = f"AS{asn}-{i}-{j}"
path_node_ids.append(unique_node_id)
as_name = AS_NAME_CACHE.get(asn, ""); wrapped_name = '\n'.join(textwrap.wrap(as_name, width=AS_NAME_WRAP_WIDTH)) if as_name else ""
base_label = f"<b>AS{asn}</b>"
@ -164,6 +164,7 @@ def _parse_bgp_paths_to_graph(bgp_data: str) -> dict:
return {"nodes": nodes, "edges": edges, "path_count": len(ordered_paths)}
def generate_visual_route_graph(ip_address_str: str) -> dict:
if not ip_address_str:
return {"error": "IP address is required."}