65 lines
1.4 KiB
Go
65 lines
1.4 KiB
Go
package main
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import (
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"encoding/base64"
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"encoding/json"
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"fmt"
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"io"
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"os"
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"path/filepath"
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"strings"
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)
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func extractHar(src io.Reader, outdir string) error {
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bs, err := io.ReadAll(src)
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if err != nil {
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return err
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}
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var har struct {
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Log struct {
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Entries []struct {
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Request struct {
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URL string `json:"url"`
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}
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Response struct {
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Content struct {
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Encoding string `json:"encoding"`
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Text string `json:"text"`
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} `json:"content"`
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} `json:"response"`
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} `json:"entries"`
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} `json:"log"`
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}
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if err := json.Unmarshal(bs, &har); err != nil {
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return err
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}
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for _, entry := range har.Log.Entries {
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outfile := filepath.Join(outdir, strings.ReplaceAll(strings.TrimPrefix(entry.Request.URL, "https://"), "%20", "-"))
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if err := os.MkdirAll(filepath.Dir(outfile), 0777); err != nil {
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return err
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}
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var content []byte
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switch entry.Response.Content.Encoding {
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case "":
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content = []byte(entry.Response.Content.Text)
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case "base64":
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content, err = base64.StdEncoding.DecodeString(entry.Response.Content.Text)
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default:
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return fmt.Errorf("unknown encoding for %q: %q", entry.Request.URL, entry.Response.Content.Encoding)
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}
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if err := os.WriteFile(outfile, content, 0666); err != nil {
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return err
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}
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}
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return nil
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}
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func main() {
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if err := extractHar(os.Stdin, os.Args[1]); err != nil {
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fmt.Fprintf(os.Stderr, "%s: error: %v\n", os.Args[0], err)
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os.Exit(1)
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}
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}
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