1 /* -*- mode:c; tab-width:8; c-basic-offset:8; indent-tabs-mode:nil; -*- */
2 /*
3 Copyright (C) by Ronnie Sahlberg <ronniesahlberg@gmail.com> 2017
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, see <http://www.gnu.org/licenses/>.
17 */
18
19 #define _FILE_OFFSET_BITS 64
20 #define _GNU_SOURCE
21
22 #include <fcntl.h>
23 #include <inttypes.h>
24 #include <stdio.h>
25 #include <stdlib.h>
26 #include <stdint.h>
27 #include <string.h>
28 #include <sys/stat.h>
29 #include <sys/types.h>
30 #include <unistd.h>
31
32 #include "libnfs.h"
33
usage(void)34 void usage(void)
35 {
36 fprintf(stderr, "Usage: prog_chown <url> <cwd> <path> <uid> <gid>"
37 "\n");
38 exit(1);
39 }
40
main(int argc,char * argv[])41 int main(int argc, char *argv[])
42 {
43 struct nfs_context *nfs = NULL;
44 struct nfs_url *url = NULL;
45 int ret = 0;
46 int uid, gid;
47
48 if (argc != 6) {
49 usage();
50 }
51
52 uid = strtol(argv[4], NULL, 10);
53 gid = strtol(argv[5], NULL, 10);
54
55 nfs = nfs_init_context();
56 if (nfs == NULL) {
57 printf("failed to init context\n");
58 exit(1);
59 }
60
61 url = nfs_parse_url_full(nfs, argv[1]);
62 if (url == NULL) {
63 fprintf(stderr, "%s\n", nfs_get_error(nfs));
64 exit(1);
65 }
66
67 if (nfs_mount(nfs, url->server, url->path) != 0) {
68 fprintf(stderr, "Failed to mount nfs share : %s\n",
69 nfs_get_error(nfs));
70 ret = 1;
71 goto finished;
72 }
73
74 if (nfs_chdir(nfs, argv[2]) != 0) {
75 fprintf(stderr, "Failed to chdir to \"%s\" : %s\n",
76 argv[2], nfs_get_error(nfs));
77 ret = 1;
78 goto finished;
79 }
80
81 if (nfs_chown(nfs, argv[3], uid, gid)) {
82 fprintf(stderr, "Failed to chown(): %s\n",
83 nfs_get_error(nfs));
84 ret = 1;
85 goto finished;
86 }
87
88 finished:
89 nfs_destroy_url(url);
90 nfs_destroy_context(nfs);
91
92 return ret;
93 }
94