mirror of https://github.com/v2fly/v2ray-core.git
102 lines
2.3 KiB
Go
102 lines
2.3 KiB
Go
package all
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import (
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"io/ioutil"
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"os"
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"path/filepath"
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"github.com/v2fly/v2ray-core/v4/commands/base"
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"github.com/v2fly/v2ray-core/v4/infra/conf/merge"
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)
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var cmdMerge = &base.Command{
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UsageLine: "{{.Exec}} merge [-r] [c1.json] [url] [dir1] ...",
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Short: "Merge json files into one",
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Long: `
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Merge JSON files into one.
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Arguments:
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-r
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Load confdir recursively.
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Examples:
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{{.Exec}} {{.LongName}} c1.json c2.json
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{{.Exec}} {{.LongName}} c1.json https://url.to/c2.json
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{{.Exec}} {{.LongName}} "path/to/json_dir"
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`,
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}
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func init() {
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cmdMerge.Run = executeMerge
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}
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var mergeReadDirRecursively = cmdMerge.Flag.Bool("r", false, "")
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func executeMerge(cmd *base.Command, args []string) {
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unnamed := cmd.Flag.Args()
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files := resolveFolderToFiles(unnamed, *mergeReadDirRecursively)
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if len(files) == 0 {
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base.Fatalf("empty config list")
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}
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data, err := merge.FilesToJSON(files)
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if err != nil {
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base.Fatalf(err.Error())
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}
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if _, err := os.Stdout.Write(data); err != nil {
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base.Fatalf(err.Error())
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}
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}
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// resolveFolderToFiles expands folder path (if any and it exists) to file paths.
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// Any other paths, like file, even URL, it returns them as is.
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func resolveFolderToFiles(paths []string, recursively bool) []string {
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dirReader := readConfDir
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if recursively {
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dirReader = readConfDirRecursively
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}
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files := make([]string, 0)
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for _, p := range paths {
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i, err := os.Stat(p)
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if err == nil && i.IsDir() {
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files = append(files, dirReader(p)...)
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continue
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}
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files = append(files, p)
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}
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return files
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}
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func readConfDir(dirPath string) []string {
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confs, err := ioutil.ReadDir(dirPath)
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if err != nil {
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base.Fatalf("failed to read dir %s: %s", dirPath, err)
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}
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files := make([]string, 0)
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for _, f := range confs {
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ext := filepath.Ext(f.Name())
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if ext == ".json" || ext == ".jsonc" {
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files = append(files, filepath.Join(dirPath, f.Name()))
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}
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}
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return files
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}
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// getFolderFiles get files in the folder and it's children
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func readConfDirRecursively(dirPath string) []string {
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files := make([]string, 0)
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err := filepath.Walk(dirPath, func(path string, info os.FileInfo, err error) error {
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ext := filepath.Ext(path)
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if ext == ".json" || ext == ".jsonc" {
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files = append(files, path)
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}
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return nil
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})
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if err != nil {
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base.Fatalf("failed to read dir %s: %s", dirPath, err)
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}
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return files
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}
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