From 4305d024938113df5d73021a09eb2a991f54ca2f Mon Sep 17 00:00:00 2001 From: Dimitri John Ledkov Date: Mon, 13 Feb 2017 11:24:33 +0000 Subject: New upstream release Closes: #849353, #817806, #854915, #845473 --- send-test.c | 447 ------------------------------------------------------------ 1 file changed, 447 deletions(-) delete mode 100644 send-test.c (limited to 'send-test.c') diff --git a/send-test.c b/send-test.c deleted file mode 100644 index 4645b898..00000000 --- a/send-test.c +++ /dev/null @@ -1,447 +0,0 @@ -/* - * Copyright (C) 2013 SUSE. All rights reserved. - * - * This code is adapted from cmds-send.c and cmds-receive.c, - * Both of which are: - * - * Copyright (C) 2012 Alexander Block. All rights reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public - * License v2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public - * License along with this program; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 021110-1307, USA. - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -/* - * This should be compilable without the rest of the btrfs-progs - * source distribution. - */ -#if BTRFS_FLAT_INCLUDES -#include "send-utils.h" -#include "send-stream.h" -#else -#include -#include -#endif /* BTRFS_FLAT_INCLUDES */ - -static int pipefd[2]; -struct btrfs_ioctl_send_args io_send = {0, }; -static char *subvol_path; -static char *root_path; - -struct recv_args { - char *full_subvol_path; - char *root_path; -}; - -void usage(int error) -{ - printf("send-test \n"); - if (error) - exit(error); -} - -static int print_subvol(const char *path, const u8 *uuid, u64 ctransid, - void *user) -{ - struct recv_args *r = user; - char uuid_str[BTRFS_UUID_UNPARSED_SIZE]; - - r->full_subvol_path = path_cat(r->root_path, path); - uuid_unparse(uuid, uuid_str); - - printf("subvol\t%s\t%llu\t%s\n", uuid_str, - (unsigned long long)ctransid, r->full_subvol_path); - - return 0; -} - -static int print_snapshot(const char *path, const u8 *uuid, u64 ctransid, - const u8 *parent_uuid, u64 parent_ctransid, - void *user) -{ - struct recv_args *r = user; - char uuid_str[BTRFS_UUID_UNPARSED_SIZE]; - char parent_uuid_str[BTRFS_UUID_UNPARSED_SIZE]; - - r->full_subvol_path = path_cat(r->root_path, path); - uuid_unparse(uuid, uuid_str); - uuid_unparse(parent_uuid, parent_uuid_str); - - printf("snapshot\t%s\t%llu\t%s\t%llu\t%s\n", uuid_str, - (unsigned long long)ctransid, parent_uuid_str, - (unsigned long long)parent_ctransid, r->full_subvol_path); - - return 0; -} - -static int print_mkfile(const char *path, void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("mkfile\t%s\n", full_path); - - free(full_path); - return 0; -} - -static int print_mkdir(const char *path, void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("mkdir\t%s\n", full_path); - - free(full_path); - return 0; -} - -static int print_mknod(const char *path, u64 mode, u64 dev, void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("mknod\t%llo\t0x%llx\t%s\n", (unsigned long long)mode, - (unsigned long long)dev, full_path); - - free(full_path); - return 0; -} - -static int print_mkfifo(const char *path, void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("mkfifo\t%s\n", full_path); - - free(full_path); - return 0; -} - -static int print_mksock(const char *path, void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("mksock\t%s\n", full_path); - - free(full_path); - return 0; -} - -static int print_symlink(const char *path, const char *lnk, void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("symlink\t%s\t%s\n", lnk, full_path); - - free(full_path); - return 0; -} - -static int print_rename(const char *from, const char *to, void *user) -{ - struct recv_args *r = user; - char *full_from = path_cat(r->full_subvol_path, from); - char *full_to = path_cat(r->full_subvol_path, to); - - printf("rename\t%s\t%s\n", from, to); - - free(full_from); - free(full_to); - return 0; -} - -static int print_link(const char *path, const char *lnk, void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("link\t%s\t%s\n", lnk, full_path); - - free(full_path); - return 0; -} - -static int print_unlink(const char *path, void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("unlink\t%s\n", full_path); - - free(full_path); - return 0; -} - -static int print_rmdir(const char *path, void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("rmdir\t%s\n", full_path); - - free(full_path); - return 0; -} - -static int print_write(const char *path, const void *data, u64 offset, - u64 len, void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("write\t%llu\t%llu\t%s\n", (unsigned long long)offset, - (unsigned long long)len, full_path); - - free(full_path); - return 0; -} - -static int print_clone(const char *path, u64 offset, u64 len, - const u8 *clone_uuid, u64 clone_ctransid, - const char *clone_path, u64 clone_offset, - void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("clone\t%s\t%s\n", full_path, clone_path); - - free(full_path); - return 0; -} - -static int print_set_xattr(const char *path, const char *name, - const void *data, int len, void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("set_xattr\t%s\t%s\t%d\n", full_path, - name, len); - - free(full_path); - return 0; -} - -static int print_remove_xattr(const char *path, const char *name, void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("remove_xattr\t%s\t%s\n", full_path, name); - - free(full_path); - return 0; -} - -static int print_truncate(const char *path, u64 size, void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("truncate\t%llu\t%s\n", (unsigned long long)size, full_path); - - free(full_path); - return 0; -} - -static int print_chmod(const char *path, u64 mode, void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("chmod\t%llo\t%s\n", (unsigned long long)mode, full_path); - - free(full_path); - return 0; -} - -static int print_chown(const char *path, u64 uid, u64 gid, void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("chown\t%llu\t%llu\t%s\n", (unsigned long long)uid, - (unsigned long long)gid, full_path); - - free(full_path); - return 0; -} - -static int print_utimes(const char *path, struct timespec *at, - struct timespec *mt, struct timespec *ct, - void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("utimes\t%s\n", full_path); - - free(full_path); - return 0; -} - -static int print_update_extent(const char *path, u64 offset, u64 len, - void *user) -{ - struct recv_args *r = user; - char *full_path = path_cat(r->full_subvol_path, path); - - printf("update_extent\t%s\t%llu\t%llu\n", full_path, offset, len); - - free(full_path); - return 0; -} - -static struct btrfs_send_ops send_ops_print = { - .subvol = print_subvol, - .snapshot = print_snapshot, - .mkfile = print_mkfile, - .mkdir = print_mkdir, - .mknod = print_mknod, - .mkfifo = print_mkfifo, - .mksock = print_mksock, - .symlink = print_symlink, - .rename = print_rename, - .link = print_link, - .unlink = print_unlink, - .rmdir = print_rmdir, - .write = print_write, - .clone = print_clone, - .set_xattr = print_set_xattr, - .remove_xattr = print_remove_xattr, - .truncate = print_truncate, - .chmod = print_chmod, - .chown = print_chown, - .utimes = print_utimes, - .update_extent = print_update_extent, -}; - -static void *process_thread(void *arg_) -{ - int ret; - - while (1) { - ret = btrfs_read_and_process_send_stream(pipefd[0], - &send_ops_print, arg_, 0); - if (ret) - break; - } - - if (ret > 0) - ret = 0; - - return ERR_PTR(ret); -} - -int main(int argc, char **argv) -{ - int ret = 0; - int subvol_fd; - pthread_t t_read; - void *t_err = NULL; - struct recv_args r; - - if (argc != 3) - usage(EINVAL); - - root_path = realpath(argv[1], NULL); - if (!root_path) { - ret = errno; - usage(ret); - } - - subvol_path = realpath(argv[2], NULL); - if (!subvol_path) { - ret = errno; - usage(ret); - } - - r.full_subvol_path = subvol_path; - r.root_path = root_path; - - subvol_fd = open(subvol_path, O_RDONLY|O_NOATIME); - if (subvol_fd < 0) { - ret = errno; - fprintf(stderr, "ERROR: Subvolume open failed. %s\n", - strerror(ret)); - goto out; - } - - ret = pipe(pipefd); - if (ret < 0) { - ret = errno; - fprintf(stderr, "ERROR: pipe failed. %s\n", strerror(ret)); - goto out; - } - - ret = pthread_create(&t_read, NULL, process_thread, &r); - if (ret < 0) { - ret = errno; - fprintf(stderr, "ERROR: pthread create failed. %s\n", - strerror(ret)); - goto out; - } - - io_send.send_fd = pipefd[1]; - io_send.clone_sources_count = 0; - io_send.clone_sources = NULL; - io_send.parent_root = 0; - io_send.flags = BTRFS_SEND_FLAG_NO_FILE_DATA; - - ret = ioctl(subvol_fd, BTRFS_IOC_SEND, &io_send); - if (ret < 0) { - ret = errno; - fprintf(stderr, "ERROR: send ioctl failed with %d: %s\n", ret, - strerror(ret)); - goto out; - } - - close(pipefd[1]); - - ret = pthread_join(t_read, &t_err); - if (ret) { - fprintf(stderr, "ERROR: pthread_join failed: %s\n", - strerror(ret)); - goto out; - } - if (t_err) { - ret = (long int)t_err; - fprintf(stderr, "ERROR: failed to process send stream, ret=%ld " - "(%s)\n", (long int)t_err, strerror(ret)); - goto out; - } - -out: - return !!ret; -} -- cgit v1.2.3