294 lines
6.4 KiB
C
294 lines
6.4 KiB
C
/*
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Copyright (C) by Ronnie Sahlberg <ronniesahlberg@gmail.com> 2010
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#define _FILE_OFFSET_BITS 64
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#define _GNU_SOURCE
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#ifdef AROS
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#include "aros_compat.h"
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#endif
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#ifdef WIN32
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#include <win32/win32_compat.h>
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#pragma comment(lib, "ws2_32.lib")
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WSADATA wsaData;
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#define PRId64 "ll"
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#else
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#include <inttypes.h>
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#include <string.h>
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#include <sys/stat.h>
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#ifndef AROS
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#ifdef __ANDROID__
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#define statvfs statfs
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#include <sys/vfs.h>
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#else
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#include <sys/statvfs.h>
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#endif
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#endif
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#endif
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include "libnfs.h"
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#include "libnfs-raw.h"
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#include "libnfs-raw-mount.h"
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struct client {
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char *server;
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char *export;
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uint32_t mount_port;
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int is_finished;
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};
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int recursive = 0, summary = 0, discovery = 0;
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void print_usage(void)
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{
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fprintf(stderr, "Usage: nfs-ls [-?|--help|--usage] [-R|--recursive] [-s|--summary] [-D|--discovery] <url>\n");
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}
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int process_server(const char *server) {
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struct exportnode *exports;
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struct exportnode *export;
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exports = mount_getexports(server);
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if (exports == NULL) {
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fprintf(stderr, "Failed to get exports for server %s.\n", server);
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return -1;
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}
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for (export=exports; export; export = export->ex_next) {
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printf("nfs://%s%s\n", server, export->ex_dir);
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}
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mount_free_export_list(exports);
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return 0;
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}
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void process_dir(struct nfs_context *nfs, char *dir, int level) {
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int ret;
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struct nfsdirent *nfsdirent;
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struct nfsdir *nfsdir;
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if (!level) {
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printf("Recursion detected!\n");
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exit(10);
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}
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ret = nfs_opendir(nfs, dir, &nfsdir);
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if (ret != 0) {
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printf("Failed to opendir(\"%s\") %s\n", dir, nfs_get_error(nfs));
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exit(10);
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}
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while((nfsdirent = nfs_readdir(nfs, nfsdir)) != NULL) {
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char path[1024];
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if (!strcmp(nfsdirent->name, ".") || !strcmp(nfsdirent->name, "..")) {
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continue;
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}
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snprintf(path, 1024, "%s/%s", dir, nfsdirent->name);
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switch (nfsdirent->mode & S_IFMT) {
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case S_IFLNK:
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printf("l");
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break;
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case S_IFREG:
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printf("-");
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break;
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case S_IFDIR:
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printf("d");
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break;
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case S_IFCHR:
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printf("c");
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break;
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case S_IFBLK:
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printf("b");
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break;
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}
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printf("%c%c%c",
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"-r"[!!(nfsdirent->mode & S_IRUSR)],
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"-w"[!!(nfsdirent->mode & S_IWUSR)],
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"-x"[!!(nfsdirent->mode & S_IXUSR)]
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);
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printf("%c%c%c",
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"-r"[!!(nfsdirent->mode & S_IRGRP)],
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"-w"[!!(nfsdirent->mode & S_IWGRP)],
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"-x"[!!(nfsdirent->mode & S_IXGRP)]
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);
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printf("%c%c%c",
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"-r"[!!(nfsdirent->mode & S_IROTH)],
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"-w"[!!(nfsdirent->mode & S_IWOTH)],
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"-x"[!!(nfsdirent->mode & S_IXOTH)]
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);
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printf(" %2d", (int)nfsdirent->nlink);
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printf(" %5d", (int)nfsdirent->uid);
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printf(" %5d", (int)nfsdirent->gid);
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printf(" %12" PRId64, nfsdirent->size);
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printf(" %s\n", path + 1);
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if (recursive && (nfsdirent->mode & S_IFMT) == S_IFDIR) {
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process_dir(nfs, path, level - 1);
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}
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}
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nfs_closedir(nfs, nfsdir);
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}
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int main(int argc, char *argv[])
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{
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struct nfs_context *nfs = NULL;
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int i, ret = 1;
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struct client client;
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struct statvfs stvfs;
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struct nfs_url *url = NULL;
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#ifdef HAVE_MULTITHREADING
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int mt_started = 0;
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#endif
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#ifdef WIN32
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if (WSAStartup(MAKEWORD(2,2), &wsaData) != 0) {
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printf("Failed to start Winsock2\n");
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exit(10);
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}
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#endif
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#ifdef AROS
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aros_init_socket();
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#endif
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if (argc < 2) {
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fprintf(stderr, "No URL specified.\n");
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goto finished;
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}
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for (i=1; i < argc -1; i++) {
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if (!strcmp(argv[i], "-R") || !strcmp(argv[i], "--recursive")) {
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recursive++;
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} else if (!strcmp(argv[i], "-s") || !strcmp(argv[i], "--summary")) {
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summary++;
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} else if (!strcmp(argv[i], "-D") || !strcmp(argv[i], "--discovery")) {
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discovery++;
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} else{
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goto finished;
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}
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}
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nfs = nfs_init_context();
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if (nfs == NULL) {
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printf("failed to init context\n");
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goto finished;
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}
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if (discovery) {
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url = nfs_parse_url_incomplete(nfs, argv[argc - 1]);
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if (url == NULL) {
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fprintf(stderr, "%s\n", nfs_get_error(nfs));
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goto finished;
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}
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if (!url->server) {
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struct nfs_server_list *srvrs;
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struct nfs_server_list *srv;
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srvrs = nfs_find_local_servers();
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if (srvrs == NULL) {
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fprintf(stderr, "Failed to find local servers.\n");
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goto finished;
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}
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for (srv=srvrs; srv; srv = srv->next) {
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if (recursive) {
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process_server(srv->addr);
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} else {
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printf("nfs://%s\n", srv->addr);
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}
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}
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free_nfs_srvr_list(srvrs);
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ret = 0;
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goto finished;
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}
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if (url->server && !url->path) {
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ret = process_server(url->server);
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goto finished;
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}
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nfs_destroy_url(url);
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}
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url = nfs_parse_url_dir(nfs, argv[argc - 1]);
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if (url == NULL) {
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fprintf(stderr, "%s\n", nfs_get_error(nfs));
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goto finished;
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}
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client.server = url->server;
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client.export = url->path;
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client.is_finished = 0;
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if ((ret = nfs_mount(nfs, client.server, client.export)) != 0) {
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fprintf(stderr, "Failed to mount nfs share : %s\n", nfs_get_error(nfs));
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goto finished;
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}
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#ifdef HAVE_MULTITHREADING
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/*
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* Before we can use multithreading we must initialize and
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* start the service thread.
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*/
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if (nfs_mt_service_thread_start(nfs)) {
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printf("failed to start service thread\n");
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exit(10);
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}
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mt_started = 1;
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#endif
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process_dir(nfs, "", 16);
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if (summary) {
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if (nfs_statvfs(nfs, "", &stvfs) != 0) {
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goto finished;
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}
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printf("\n%12" PRId64 " of %12" PRId64 " bytes free.\n",
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(uint64_t)(stvfs.f_frsize * stvfs.f_bfree),
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(uint64_t)(stvfs.f_frsize * stvfs.f_blocks));
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}
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ret = 0;
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finished:
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#ifdef HAVE_MULTITHREADING
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if (mt_started) {
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printf("closing service thread\n");
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nfs_mt_service_thread_stop(nfs);
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}
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#endif
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if (ret > 0) {
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print_usage();
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}
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nfs_destroy_url(url);
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if (nfs != NULL) {
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nfs_destroy_context(nfs);
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}
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return ret;
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}
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