// ModTimeAfter checks if the provided file modification time is older than the one passed in as paramter
// It returns error if os.Stat returns error
func ModTimeAfter(f resource.Filer, mtime time.Time) error {
fi, err := f.Info()
if err != nil {
return err
}
if fi.ModTime().After(mtime) {
return nil
}
return fmt.Errorf("%s modification time is bigger than %s", f, mtime)
}
// Size checks if the provided file byte size is the same as the one passed in as paramter
// It returns error if os.Stat returns error
func Size(f resource.Filer, size int64) error {
fi, err := f.Info()
if err != nil {
return err
}
if fi.Size() == size {
return nil
}
return fmt.Errorf("%s size is different from %d", f, size)
}
// IsGrupedInto checks if the provided file is owned by groupname group
// It returns an error if os.Stat returns error
func IsGrupedInto(f resource.Filer, groupname string) error {
fi, err := f.Info()
if err != nil {
return err
}
gid, err := utils.RoleToID("group", groupname)
if err != nil {
return err
}
return isTrueOrError(fi.Sys().(*syscall.Stat_t).Gid == uint32(gid), fmt.Errorf("%s file is not grouped to %s", f, groupname))
}
// IsOwnedBy checks if the provided file is owned by username user
// It returns an error if os.Stat returns error
func IsOwnedBy(f resource.Filer, username string) error {
fi, err := f.Info()
if err != nil {
return nil
}
uid, err := utils.RoleToID("user", username)
if err != nil {
return err
}
return isTrueOrError(fi.Sys().(*syscall.Stat_t).Uid == uint32(uid), fmt.Errorf("%s file is not owned by %s", f, username))
}
// IsMode checks if the provided file has the same mode as the one passed in via paramter
// It returns error if os.Stat returns error
func IsMode(f resource.Filer, mode os.FileMode) error {
fi, err := f.Info()
if err != nil {
return err
}
if verboseMode, ok := verboseNames[mode]; ok {
err = fmt.Errorf("%s file is not a %s", f, verboseMode)
} else {
err = fmt.Errorf("%s file is not mode %v", f, mode)
}
return isTrueOrError(fi.Mode()&mode != 0, err)
}