clash/rule/provider/parse.go

97 lines
2.8 KiB
Go

package provider
import (
"fmt"
"github.com/Dreamacro/clash/adapter/provider"
"github.com/Dreamacro/clash/common/structure"
C "github.com/Dreamacro/clash/constant"
P "github.com/Dreamacro/clash/constant/provider"
RC "github.com/Dreamacro/clash/rule/common"
"time"
)
type ruleProviderSchema struct {
Type string `provider:"type"`
Behavior string `provider:"behavior"`
Path string `provider:"path"`
URL string `provider:"url,omitempty"`
Interval int `provider:"interval,omitempty"`
}
func ParseRuleProvider(name string, mapping map[string]interface{}) (P.RuleProvider, error) {
schema := &ruleProviderSchema{}
decoder := structure.NewDecoder(structure.Option{TagName: "provider", WeaklyTypedInput: true})
if err := decoder.Decode(mapping, schema); err != nil {
return nil, err
}
var behavior P.RuleType
switch schema.Behavior {
case "domain":
behavior = P.Domain
case "ipcidr":
behavior = P.IPCIDR
case "classical":
behavior = P.Classical
default:
return nil, fmt.Errorf("unsupported behavior type: %s", schema.Behavior)
}
path := C.Path.Resolve(schema.Path)
var vehicle P.Vehicle
switch schema.Type {
case "file":
vehicle = provider.NewFileVehicle(path)
case "http":
vehicle = provider.NewHTTPVehicle(schema.URL, path)
default:
return nil, fmt.Errorf("unsupported vehicle type: %s", schema.Type)
}
return NewRuleSetProvider(name, behavior, time.Duration(uint(schema.Interval))*time.Second, vehicle), nil
}
func parseRule(tp, payload, target string, params []string) (C.Rule, error) {
var (
parseErr error
parsed C.Rule
)
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 "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 "SRC-PORT":
parsed, parseErr = RC.NewPort(payload, target, true)
case "DST-PORT":
parsed, parseErr = RC.NewPort(payload, target, false)
case "PROCESS-NAME":
parsed, parseErr = RC.NewProcess(payload, target, true)
case "PROCESS-PATH":
parsed, parseErr = RC.NewProcess(payload, target, false)
case "GEOIP":
noResolve := RC.HasNoResolve(params)
parsed, parseErr = RC.NewGEOIP(payload, target, noResolve)
default:
parseErr = fmt.Errorf("unsupported rule type %s", tp)
}
if parseErr != nil {
return nil, parseErr
}
ruleExtra := &C.RuleExtra{
Network: RC.FindNetwork(params),
SourceIPs: RC.FindSourceIPs(params),
}
parsed.SetRuleExtra(ruleExtra)
return parsed, parseErr
}