clash/rules/parser.go
2022-12-04 13:37:14 +08:00

74 lines
2.4 KiB
Go

package rules
import (
"fmt"
C "github.com/Dreamacro/clash/constant"
RC "github.com/Dreamacro/clash/rules/common"
"github.com/Dreamacro/clash/rules/logic"
RP "github.com/Dreamacro/clash/rules/provider"
)
func ParseRule(tp, payload, target string, params []string, subRules map[string][]C.Rule) (parsed C.Rule, parseErr error) {
switch tp {
case "DOMAIN":
parsed = RC.NewDomain(payload, target)
case "DOMAIN-SUFFIX":
parsed = RC.NewDomainSuffix(payload, target)
case "DOMAIN-KEYWORD":
parsed = RC.NewDomainKeyword(payload, target)
case "GEOSITE":
parsed, parseErr = RC.NewGEOSITE(payload, target)
case "GEOIP":
noResolve := RC.HasNoResolve(params)
parsed, parseErr = RC.NewGEOIP(payload, target, noResolve)
case "IP-CIDR", "IP-CIDR6":
noResolve := RC.HasNoResolve(params)
parsed, parseErr = RC.NewIPCIDR(payload, target, RC.WithIPCIDRNoResolve(noResolve))
case "SRC-IP-CIDR":
parsed, parseErr = RC.NewIPCIDR(payload, target, RC.WithIPCIDRSourceIP(true), RC.WithIPCIDRNoResolve(true))
case "IP-SUFFIX":
noResolve := RC.HasNoResolve(params)
parsed, parseErr = RC.NewIPSuffix(payload, target, false, noResolve)
case "SRC-IP-SUFFIX":
parsed, parseErr = RC.NewIPSuffix(payload, target, true, true)
case "SRC-PORT":
parsed, parseErr = RC.NewPort(payload, target, C.SrcPort)
case "DST-PORT":
parsed, parseErr = RC.NewPort(payload, target, C.DstPort)
case "IN-PORT":
parsed, parseErr = RC.NewPort(payload, target, C.InPort)
case "PROCESS-NAME":
parsed, parseErr = RC.NewProcess(payload, target, true)
case "PROCESS-PATH":
parsed, parseErr = RC.NewProcess(payload, target, false)
case "NETWORK":
parsed, parseErr = RC.NewNetworkType(payload, target)
case "UID":
parsed, parseErr = RC.NewUid(payload, target)
case "IN-TYPE":
parsed, parseErr = RC.NewInType(payload, target)
case "SUB-RULE":
parsed, parseErr = logic.NewSubRule(payload, target, subRules, ParseRule)
case "AND":
parsed, parseErr = logic.NewAND(payload, target, ParseRule)
case "OR":
parsed, parseErr = logic.NewOR(payload, target, ParseRule)
case "NOT":
parsed, parseErr = logic.NewNOT(payload, target, ParseRule)
case "RULE-SET":
noResolve := RC.HasNoResolve(params)
parsed, parseErr = RP.NewRuleSet(payload, target, noResolve)
case "MATCH":
parsed = RC.NewMatch(target)
parseErr = nil
default:
parseErr = fmt.Errorf("unsupported rule type %s", tp)
}
if parseErr != nil {
return nil, parseErr
}
return
}