69 lines
1.5 KiB
Go
69 lines
1.5 KiB
Go
package route
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import (
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"strings"
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"github.com/sagernet/sing-box/adapter"
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"github.com/sagernet/sing/common/domain"
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)
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var _ RuleItem = (*DomainItem)(nil)
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type DomainItem struct {
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matcher *domain.Matcher
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description string
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}
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func NewDomainItem(domains []string, domainSuffixes []string) *DomainItem {
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var description string
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if dLen := len(domains); dLen > 0 {
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if dLen == 1 {
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description = "domain=" + domains[0]
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} else if dLen > 3 {
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description = "domain=[" + strings.Join(domains[:3], " ") + "...]"
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} else {
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description = "domain=[" + strings.Join(domains, " ") + "]"
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}
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}
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if dsLen := len(domainSuffixes); dsLen > 0 {
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if len(description) > 0 {
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description += " "
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}
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if dsLen == 1 {
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description += "domainSuffix=" + domainSuffixes[0]
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} else if dsLen > 3 {
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description += "domainSuffix=[" + strings.Join(domainSuffixes[:3], " ") + "...]"
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} else {
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description += "domainSuffix=[" + strings.Join(domainSuffixes, " ") + "]"
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}
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}
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return &DomainItem{
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domain.NewMatcher(domains, domainSuffixes),
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description,
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}
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}
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func NewRawDomainItem(matcher *domain.Matcher) *DomainItem {
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return &DomainItem{
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matcher,
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"domain/domain_suffix=<binary>",
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}
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}
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func (r *DomainItem) Match(metadata *adapter.InboundContext) bool {
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var domainHost string
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if metadata.Domain != "" {
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domainHost = metadata.Domain
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} else {
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domainHost = metadata.Destination.Fqdn
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}
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if domainHost == "" {
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return false
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}
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return r.matcher.Match(strings.ToLower(domainHost))
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}
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func (r *DomainItem) String() string {
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return r.description
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}
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