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Add multiple configuration support

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This commit is contained in:
世界 2023-03-18 19:15:28 +08:00
parent e0d9f79445
commit c7f89ad88e
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GPG Key ID: CD109927C34A63C4
10 changed files with 264 additions and 15 deletions
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1
.gitignore vendored
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@ -12,3 +12,4 @@
/*.aar
/*.xcframework/
.DS_Store
/config.d/

2
cmd/sing-box/cmd_check.go
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@ -26,7 +26,7 @@ func init() {
}
func check() error {
options, err := readConfig()
options, err := readConfigAndMerge()
if err != nil {
return err
}

38
cmd/sing-box/cmd_format.go
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@ -33,6 +33,44 @@ func init() {
}
func format() error {
optionsList, err := readConfig()
if err != nil {
return err
}
for _, optionsEntry := range optionsList {
buffer := new(bytes.Buffer)
encoder := json.NewEncoder(buffer)
encoder.SetIndent("", " ")
err = encoder.Encode(optionsEntry.options)
if err != nil {
return E.Cause(err, "encode config")
}
outputPath, _ := filepath.Abs(optionsEntry.path)
if !commandFormatFlagWrite {
if len(optionsList) > 1 {
os.Stdout.WriteString(outputPath + "\n")
}
os.Stdout.WriteString(buffer.String() + "\n")
continue
}
if bytes.Equal(optionsEntry.content, buffer.Bytes()) {
continue
}
output, err := os.Create(optionsEntry.path)
if err != nil {
return E.Cause(err, "open output")
}
_, err = output.Write(buffer.Bytes())
output.Close()
if err != nil {
return E.Cause(err, "write output")
}
os.Stderr.WriteString(outputPath + "\n")
}
return nil
}
func formatOne(configPath string) error {
configContent, err := os.ReadFile(configPath)
if err != nil {
return E.Cause(err, "read config")

74
cmd/sing-box/cmd_run.go
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@ -5,10 +5,14 @@ import (
"io"
"os"
"os/signal"
"path/filepath"
runtimeDebug "runtime/debug"
"sort"
"strings"
"syscall"
"github.com/sagernet/sing-box"
"github.com/sagernet/sing-box/common/badjsonmerge"
"github.com/sagernet/sing-box/log"
"github.com/sagernet/sing-box/option"
E "github.com/sagernet/sing/common/exceptions"
@ -31,29 +35,85 @@ func init() {
mainCommand.AddCommand(commandRun)
}
func readConfig() (option.Options, error) {
type OptionsEntry struct {
content []byte
path string
options option.Options
}
func readConfigAt(path string) (*OptionsEntry, error) {
var (
configContent []byte
err error
)
if configPath == "stdin" {
if path == "stdin" {
configContent, err = io.ReadAll(os.Stdin)
} else {
configContent, err = os.ReadFile(configPath)
configContent, err = os.ReadFile(path)
}
if err != nil {
return option.Options{}, E.Cause(err, "read config")
return nil, E.Cause(err, "read config at ", path)
}
var options option.Options
err = options.UnmarshalJSON(configContent)
if err != nil {
return option.Options{}, E.Cause(err, "decode config")
return nil, E.Cause(err, "decode config at ", path)
}
return options, nil
return &OptionsEntry{
content: configContent,
path: path,
options: options,
}, nil
}
func readConfig() ([]*OptionsEntry, error) {
var optionsList []*OptionsEntry
for _, path := range configPaths {
optionsEntry, err := readConfigAt(path)
if err != nil {
return nil, err
}
optionsList = append(optionsList, optionsEntry)
}
for _, directory := range configDirectories {
entries, err := os.ReadDir(directory)
if err != nil {
return nil, E.Cause(err, "read config directory at ", directory)
}
for _, entry := range entries {
if !strings.HasSuffix(entry.Name(), ".json") || entry.IsDir() {
continue
}
optionsEntry, err := readConfigAt(filepath.Join(directory, entry.Name()))
if err != nil {
return nil, err
}
optionsList = append(optionsList, optionsEntry)
}
}
sort.Slice(optionsList, func(i, j int) bool {
return optionsList[i].path < optionsList[j].path
})
return optionsList, nil
}
func readConfigAndMerge() (option.Options, error) {
optionsList, err := readConfig()
if err != nil {
return option.Options{}, err
}
var mergedOptions option.Options
for _, options := range optionsList {
mergedOptions, err = badjsonmerge.MergeOptions(options.options, mergedOptions)
if err != nil {
return option.Options{}, E.Cause(err, "merge config at ", options.path)
}
}
return mergedOptions, nil
}
func create() (*box.Box, context.CancelFunc, error) {
options, err := readConfig()
options, err := readConfigAndMerge()
if err != nil {
return nil, nil, err
}

13
cmd/sing-box/main.go
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@ -11,9 +11,10 @@ import (
)
var (
configPath string
workingDir string
disableColor bool
configPaths []string
configDirectories []string
workingDir string
disableColor bool
)
var mainCommand = &cobra.Command{
@ -22,7 +23,8 @@ var mainCommand = &cobra.Command{
}
func init() {
mainCommand.PersistentFlags().StringVarP(&configPath, "config", "c", "config.json", "set configuration file path")
mainCommand.PersistentFlags().StringArrayVarP(&configPaths, "config", "c", nil, "set configuration file path")
mainCommand.PersistentFlags().StringArrayVarP(&configDirectories, "config-directory", "C", nil, "set configuration directory path")
mainCommand.PersistentFlags().StringVarP(&workingDir, "directory", "D", "", "set working directory")
mainCommand.PersistentFlags().BoolVarP(&disableColor, "disable-color", "", false, "disable color output")
}
@ -42,4 +44,7 @@ func preRun(cmd *cobra.Command, args []string) {
log.Fatal(err)
}
}
if len(configPaths) == 0 && len(configDirectories) == 0 {
configPaths = append(configPaths, "config.json")
}
}

80
common/badjsonmerge/merge.go Normal file
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@ -0,0 +1,80 @@
package badjsonmerge
import (
"encoding/json"
"reflect"
"github.com/sagernet/sing-box/common/badjson"
"github.com/sagernet/sing-box/option"
E "github.com/sagernet/sing/common/exceptions"
)
func MergeOptions(source option.Options, destination option.Options) (option.Options, error) {
rawSource, err := json.Marshal(source)
if err != nil {
return option.Options{}, E.Cause(err, "marshal source")
}
rawDestination, err := json.Marshal(destination)
if err != nil {
return option.Options{}, E.Cause(err, "marshal destination")
}
rawMerged, err := MergeJSON(rawSource, rawDestination)
if err != nil {
return option.Options{}, E.Cause(err, "merge options")
}
var merged option.Options
err = json.Unmarshal(rawMerged, &merged)
if err != nil {
return option.Options{}, E.Cause(err, "unmarshal merged options")
}
return merged, nil
}
func MergeJSON(rawSource json.RawMessage, rawDestination json.RawMessage) (json.RawMessage, error) {
source, err := badjson.Decode(rawSource)
if err != nil {
return nil, E.Cause(err, "decode source")
}
destination, err := badjson.Decode(rawDestination)
if err != nil {
return nil, E.Cause(err, "decode destination")
}
merged, err := mergeJSON(source, destination)
if err != nil {
return nil, err
}
return json.Marshal(merged)
}
func mergeJSON(anySource any, anyDestination any) (any, error) {
switch destination := anyDestination.(type) {
case badjson.JSONArray:
switch source := anySource.(type) {
case badjson.JSONArray:
destination = append(destination, source...)
default:
destination = append(destination, source)
}
return destination, nil
case *badjson.JSONObject:
switch source := anySource.(type) {
case *badjson.JSONObject:
for _, entry := range source.Entries() {
oldValue, loaded := destination.Get(entry.Key)
if loaded {
var err error
entry.Value, err = mergeJSON(entry.Value, oldValue)
if err != nil {
return nil, E.Cause(err, "merge object item ", entry.Key)
}
}
destination.Put(entry.Key, entry.Value)
}
default:
return nil, E.New("cannot merge json object into ", reflect.TypeOf(destination))
}
return destination, nil
default:
return destination, nil
}
}

59
common/badjsonmerge/merge_test.go Normal file
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@ -0,0 +1,59 @@
package badjsonmerge
import (
"testing"
C "github.com/sagernet/sing-box/constant"
"github.com/sagernet/sing-box/option"
N "github.com/sagernet/sing/common/network"
"github.com/stretchr/testify/require"
)
func TestMergeJSON(t *testing.T) {
t.Parallel()
options := option.Options{
Log: &option.LogOptions{
Level: "info",
},
Route: &option.RouteOptions{
Rules: []option.Rule{
{
Type: C.RuleTypeDefault,
DefaultOptions: option.DefaultRule{
Network: N.NetworkTCP,
Outbound: "direct",
},
},
},
},
}
anotherOptions := option.Options{
Outbounds: []option.Outbound{
{
Type: C.TypeDirect,
Tag: "direct",
},
},
}
thirdOptions := option.Options{
Route: &option.RouteOptions{
Rules: []option.Rule{
{
Type: C.RuleTypeDefault,
DefaultOptions: option.DefaultRule{
Network: N.NetworkUDP,
Outbound: "direct",
},
},
},
},
}
mergeOptions, err := MergeOptions(options, anotherOptions)
require.NoError(t, err)
mergeOptions, err = MergeOptions(thirdOptions, mergeOptions)
require.NoError(t, err)
require.Equal(t, "info", mergeOptions.Log.Level)
require.Equal(t, 2, len(mergeOptions.Route.Rules))
require.Equal(t, C.TypeDirect, mergeOptions.Outbounds[0].Type)
}

2
go.mod
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@ -25,7 +25,7 @@ require (
github.com/sagernet/gomobile v0.0.0-20221130124640-349ebaa752ca
github.com/sagernet/quic-go v0.0.0-20230202071646-a8c8afb18b32
github.com/sagernet/reality v0.0.0-20230312150606-35ea9af0e0b8
github.com/sagernet/sing v0.2.1-0.20230318083058-18cd006d266e
github.com/sagernet/sing v0.2.1-0.20230318094614-4bbf5f2c3046
github.com/sagernet/sing-dns v0.1.4
github.com/sagernet/sing-shadowsocks v0.1.2-0.20230221080503-769c01d6bba9
github.com/sagernet/sing-shadowtls v0.1.0

4
go.sum
View File

@ -111,8 +111,8 @@ github.com/sagernet/reality v0.0.0-20230312150606-35ea9af0e0b8 h1:4M3+0/kqvJuTsi
github.com/sagernet/reality v0.0.0-20230312150606-35ea9af0e0b8/go.mod h1:B8lp4WkQ1PwNnrVMM6KyuFR20pU8jYBD+A4EhJovEXU=
github.com/sagernet/sing v0.0.0-20220817130738-ce854cda8522/go.mod h1:QVsS5L/ZA2Q5UhQwLrn0Trw+msNd/NPGEhBKR/ioWiY=
github.com/sagernet/sing v0.1.8/go.mod h1:jt1w2u7lJQFFSGLiRrRIs5YWmx4kAPfWuOejuDW9qMk=
github.com/sagernet/sing v0.2.1-0.20230318083058-18cd006d266e h1:KDaZ0GIlpdhCVn2vf7YL2r/8E5kSZiMMeMgn5CF7eJU=
github.com/sagernet/sing v0.2.1-0.20230318083058-18cd006d266e/go.mod h1:9uHswk2hITw8leDbiLS/xn0t9nzBcbePxzm9PJhwdlw=
github.com/sagernet/sing v0.2.1-0.20230318094614-4bbf5f2c3046 h1:/+ZWbxRvQmco9ES2qT5Eh/x/IiQRjAcUyRG/vQ4dpxc=
github.com/sagernet/sing v0.2.1-0.20230318094614-4bbf5f2c3046/go.mod h1:9uHswk2hITw8leDbiLS/xn0t9nzBcbePxzm9PJhwdlw=
github.com/sagernet/sing-dns v0.1.4 h1:7VxgeoSCiiazDSaXXQVcvrTBxFpOePPq/4XdgnUDN+0=
github.com/sagernet/sing-dns v0.1.4/go.mod h1:1+6pCa48B1AI78lD+/i/dLgpw4MwfnsSpZo0Ds8wzzk=
github.com/sagernet/sing-shadowsocks v0.1.2-0.20230221080503-769c01d6bba9 h1:qS39eA4C7x+zhEkySbASrtmb6ebdy5v0y2M6mgkmSO0=

6
route/router.go
View File

@ -169,6 +169,9 @@ func NewRouter(
} else {
tag = F.ToString(i)
}
if transportTagMap[tag] {
return nil, E.New("duplicate dns server tag: ", tag)
}
transportTags[i] = tag
transportTagMap[tag] = true
}
@ -241,6 +244,9 @@ func NewRouter(
}), func(index int, server option.DNSServerOptions) string {
return transportTags[index]
})
if len(unresolvedTags) == 0 {
panic(F.ToString("unexpected unresolved dns servers: ", len(transports), " ", len(dummyTransportMap), " ", len(transportMap)))
}
return nil, E.New("found circular reference in dns servers: ", strings.Join(unresolvedTags, " "))
}
var defaultTransport dns.Transport