Re: [PATCH] getcifsacl: Add support for -R(recursive) option.

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вс, 21 апр. 2019 г. в 22:53, Kenneth D'souza <kdsouza@xxxxxxxxxx>:
>
> Add support for -R option so we can list the ACLs of all files and
> directories recursively.
>
> Signed-off-by: Kenneth D'souza <kdsouza@xxxxxxxxxx>
> ---
>  getcifsacl.c      | 32 +++++++++++++++++++++++++++-----
>  getcifsacl.rst.in |  3 +++
>  2 files changed, 30 insertions(+), 5 deletions(-)
>
> diff --git a/getcifsacl.c b/getcifsacl.c
> index bea81ee..74f38a3 100644
> --- a/getcifsacl.c
> +++ b/getcifsacl.c
> @@ -37,10 +37,12 @@
>  #include <sys/xattr.h>
>  #include "cifsacl.h"
>  #include "idmap_plugin.h"
> +#include <ftw.h>
>
>  static void *plugin_handle;
>  static bool plugin_loaded;
>  static char *execname;
> +static bool raw = false;
>
>  static void
>  print_each_ace_mask(uint32_t mask)
> @@ -336,12 +338,14 @@ getcifsacl_usage(const char *prog)
>         fprintf(stderr, "\n");
>         fprintf(stderr, "\t-v   Version of the program\n");
>         fprintf(stderr, "\n");
> +       fprintf(stderr, "\t-R   recurse into subdirectories\n");
> +       fprintf(stderr, "\n");
>         fprintf(stderr, "\t-r   Display raw values of the ACE fields\n");
>         fprintf(stderr, "\nRefer to getcifsacl(1) manpage for details\n");
>  }
>
>  static void
> -getcifsacl(const char *filename, bool raw)
> +getcifsacl(const char *filename)
>  {
>         ssize_t attrlen;
>         size_t bufsize = BUFSIZE;
> @@ -381,12 +385,21 @@ cifsacl:
>         free(attrval);
>  }
>
> +static int recursive(const char *filename, const struct stat *sb, int tflag, struct FTW *ftwbuf)
> +{
> +       (void)sb;
> +       (void)tflag;
> +       (void)ftwbuf;
> +        getcifsacl(filename);
> +        return 0;
> +}
> +
>  int
>  main(const int argc, char *const argv[])
>  {
>         int c, ret = 0;
> -       bool raw = false;
>         execname = basename(argv[0]);
> +       int do_recursive = 0;
>
>         if (argc < 2) {
>                 fprintf(stderr, "%s: you must specify a filename.\n", execname);
> @@ -394,7 +407,7 @@ main(const int argc, char *const argv[])
>                 goto out;
>         }
>
> -       while ((c = getopt_long(argc, argv, "rhv", NULL, NULL)) != -1) {
> +       while ((c = getopt_long(argc, argv, "Rrhv", NULL, NULL)) != -1) {
>                 switch (c) {
>                 case 'v':
>                         printf("Version: %s\n", VERSION);
> @@ -402,6 +415,9 @@ main(const int argc, char *const argv[])
>                 case 'r':
>                         raw = true;
>                         break;
> +               case 'R':
> +                       do_recursive = 1;
> +                        break;
>                 default:
>                         getcifsacl_usage(execname);
>                         goto out;
> @@ -423,8 +439,14 @@ main(const int argc, char *const argv[])
>                         plugin_loaded = true;
>         }
>
> -       for(; optind < argc; optind++)
> -               getcifsacl(argv[optind], raw);
> +       for(; optind < argc; optind++) {
> +               if(do_recursive) {
> +                       if (nftw(argv[optind], recursive, 20, 0) == -1)
> +                               fprintf(stderr, "Invalid filename %s: %s\n", argv[optind], strerror(errno));
> +               }
> +               else
> +                       getcifsacl(argv[optind]);
> +       }
>
>  out:
>         if (plugin_loaded)
> diff --git a/getcifsacl.rst.in b/getcifsacl.rst.in
> index 21a10cd..ffde968 100644
> --- a/getcifsacl.rst.in
> +++ b/getcifsacl.rst.in
> @@ -43,6 +43,9 @@ OPTIONS
>    flags are displayed in hexadecimal format, a SID is not mapped to a
>    name.
>
> +-R
> +  List the ACLs of all files and directories recursively.
> +
>  *****
>  NOTES
>  *****
> --
> 2.20.1
>

Merged into "next" branch. Thanks.

--
Best regards,
Pavel Shilovsky




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