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feat(nftable): Extract source IP addresses from rule lines and add th… #20

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Merged
seazhu831 merged 1 commit into from
Dec 29, 2025
Merged

feat(nftable): Extract source IP addresses from rule lines and add th… #20

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11 changes: 11 additions & 0 deletions center/plugin/nftable/backend/nftable/nftable.go
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Original file line number Diff line number Diff line change
Expand Up @@ -2253,12 +2253,14 @@ func parseRuleLine(line string) ([]RuleParseResult, error) {
} else {
ruleType = model.RuleDefault
}
srcIp := extractSrcIP(line)

ri := model.RuleItem{
Type: ruleType,
Rate: rate,
Count: count,
Action: action,
SrcIP: srcIp,
}

results := []RuleParseResult{}
Expand Down Expand Up @@ -2339,6 +2341,15 @@ func extractAction(line string) string {
return ""
}

func extractSrcIP(line string) string {
re := regexp.MustCompile(`ip saddr ((?:\d{1,3}\.){3}\d{1,3}(?:/\d{1,2})?)`)
match := re.FindStringSubmatch(line)
if len(match) > 1 {
return match[1]
}
return ""
}

func (s *NFTable) setPortRules(hostID uint, req model.SetPortRule) error {
// 获取 /etc/nftables.conf 内容
confContent, err := s.fileContent(hostID, "/etc/nftables.conf")
Expand Down