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: / opt / imunify360 / venv / lib64 / python3.11 / site-packages / im360 / internals / core / rules /

Filename : port.py

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"""Put redirect_port_rules here to avoid circular import."""
from typing import Callable, Dict, Iterator, Set

from im360.internals.core.firewall import FirewallRules
from .types_ import FirewallRule


def redirect_port_rules(
    ipset_name: str,
    dest_ports: Set[int],
    redirect_map: Dict[int, int],
    table: str,
    redirector: Callable,
    priority: int = FirewallRules.DEFAULT_PRIORITY,
) -> Iterator[FirewallRule]:
    """Generate common port redirection rules for captcha/splashscreen."""

    for dest_port, target in redirect_map.items():
        if dest_port not in dest_ports:
            continue
        yield FirewallRule(
            rule=redirector(ipset_name, dest_port, target),
            table=table,
            priority=priority,
        )