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oliver
d900aca633
IPv4 rows often omit MT; requiring a token skipped the whole line. Co-authored-by: Cursor <cursoragent@cursor.com>
63 lines
1.8 KiB
Python
63 lines
1.8 KiB
Python
"""ZTE: show isis adjacency [| one-line]."""
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from __future__ import annotations
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import re
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from typing import Any
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# MT may be blank (common on IPv4 adjacencies); NSF/AF still follow.
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_ISIS_ROW_RE = re.compile(
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r"^(?P<iface>\S+)\s+(?P<sys>\S+)\s+(?P<state>\S+)\s+(?P<lev>\S+)\s+"
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r"(?P<holds>\S+)\s+(?P<snpa>\S+)\s+(?P<pri>\S+)\s+"
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r"(?:(?P<mt>\S+)\s+)?(?P<nsf>\S+)\s+(?P<af>\S+)\s*$",
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re.I,
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)
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_PROCESS_RE = re.compile(r"(?i)^\s*Process\s+ID\s*:\s*(\d+)\s*$")
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RULE_KEYS: tuple[str, ...] = ()
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def normalize_isis_adjacency(
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*,
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raw_text: str,
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fsm_tables=None,
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vendor: str = "",
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device_type: str = "",
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command: str = "",
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params: dict[str, str] | None = None,
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) -> list[dict[str, Any]]:
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_ = (vendor, device_type, command, params, fsm_tables)
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out: list[dict[str, Any]] = []
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process_id = ""
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for raw in str(raw_text or "").splitlines():
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line = raw.strip()
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if not line:
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continue
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pm = _PROCESS_RE.match(line)
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if pm:
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process_id = pm.group(1)
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continue
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if line.lower().startswith("interface") and "system" in line.lower():
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continue
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m = _ISIS_ROW_RE.match(line)
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if not m:
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continue
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out.append(
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{
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"process_id": process_id,
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"interface": m.group("iface")[:128],
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"system_id": m.group("sys")[:128],
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"state": m.group("state")[:32],
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"lev": m.group("lev")[:16],
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"holds": m.group("holds")[:32],
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"snpa": m.group("snpa")[:64],
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"pri": m.group("pri")[:16],
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"mt": (m.group("mt") or "")[:16],
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"nsf": m.group("nsf")[:32],
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"af": m.group("af")[:64],
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}
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)
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return out
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normalize_isis_adjacency.RULE_KEYS = RULE_KEYS
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