server/repochecker/file-inspector/tarball.go

73 lines
1.5 KiB
Go

package main
import (
"archive/tar"
"compress/bzip2"
"compress/gzip"
"fmt"
"io"
"log"
"strings"
"go.uber.org/multierr"
"srs.epita.fr/fic-server/admin/sync"
"srs.epita.fr/fic-server/libfic"
)
func checkTarball(file *fic.EFile, exceptions *sync.CheckExceptions) (errs error) {
fd, closer, err := sync.GetFile(sync.GlobalImporter, file.GetOrigin())
if err != nil {
log.Printf("Unable to open %q: %s", file.GetOrigin(), err.Error())
return
}
defer closer()
var rd io.Reader
if strings.HasSuffix(file.Name, ".tar.gz") {
archive, err := gzip.NewReader(fd)
if err != nil {
log.Printf("Unable to uncompress gzip file %q: %s", file.Name, err.Error())
return
}
defer archive.Close()
rd = archive
} else if strings.HasSuffix(file.Name, ".tar.bz2") {
rd = bzip2.NewReader(fd)
} else {
rd = fd
}
nbFile := 0
tarrd := tar.NewReader(rd)
for {
header, err := tarrd.Next()
if err == io.EOF {
break
} else if err != nil {
log.Printf("An error occurs when analyzing the tarball %q: %s", file.Name, err.Error())
return
}
info := header.FileInfo()
if !info.IsDir() {
nbFile += 1
}
}
if nbFile < 2 {
if !exceptions.HasException(":one-file-tarball") {
errs = multierr.Append(errs, fmt.Errorf("don't make a tarball for one file"))
}
} else if nbFile < 5 && false {
if !exceptions.HasException(":few-files-tarball") {
errs = multierr.Append(errs, fmt.Errorf("don't make a tarball for so little files (:few-files-tarball)"))
}
} else {
log.Printf("%d files found in %q", nbFile, file.Name)
}
return
}