4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.gnu.org/licenses/gpl-2.0.htm
23 * (C) Copyright 2012 Commissariat a l'energie atomique et aux energies
26 * Copyright (c) 2013, 2016, Intel Corporation.
28 /* HSM copytool program for POSIX filesystem-based HSM's.
30 * An HSM copytool daemon acts on action requests from Lustre to copy files
31 * to and from an HSM archive system. This one in particular makes regular
32 * POSIX filesystem calls to a given path, where an HSM is presumably mounted.
34 * This particular tool can also import an existing HSM archive.
55 #include <sys/xattr.h>
56 #include <sys/syscall.h>
57 #include <sys/types.h>
59 #include <libcfs/util/string.h>
60 #include <linux/lustre/lustre_fid.h>
61 #include <lustre/lustreapi.h>
63 /* Progress reporting period */
64 #define REPORT_INTERVAL_DEFAULT 30
65 /* HSM hash subdir permissions */
66 #define DIR_PERM S_IRWXU
67 /* HSM hash file permissions */
68 #define FILE_PERM (S_IRUSR | S_IWUSR)
70 #define ONE_MB 0x100000
73 # define NSEC_PER_SEC 1000000000UL
90 int o_archive_id_used;
94 unsigned long long o_bandwidth;
96 enum ct_action o_action;
101 char *o_src; /* for import, or rebind */
102 char *o_dst; /* for import, or rebind */
105 /* everything else is zeroed */
106 struct options opt = {
109 .o_verbose = LLAPI_MSG_INFO,
111 .o_report_int = REPORT_INTERVAL_DEFAULT,
112 .o_chunk_size = ONE_MB,
115 /* hsm_copytool_private will hold an open FD on the lustre mount point
116 * for us. Additionally open one on the archive FS root to make sure
117 * it doesn't drop out from under us (and remind the admin to shutdown
118 * the copytool before unmounting). */
120 static int arc_fd = -1;
122 static int err_major;
123 static int err_minor;
125 static char cmd_name[PATH_MAX];
126 static char fs_name[MAX_OBD_NAME + 1];
128 static struct hsm_copytool_private *ctdata;
130 static inline double ct_now(void)
134 gettimeofday(&tv, NULL);
136 return tv.tv_sec + 0.000001 * tv.tv_usec;
139 #define CT_ERROR(_rc, _format, ...) \
140 llapi_error(LLAPI_MSG_ERROR, _rc, \
141 "%f %s[%ld]: "_format, \
142 ct_now(), cmd_name, syscall(SYS_gettid), ## __VA_ARGS__)
144 #define CT_DEBUG(_format, ...) \
145 llapi_error(LLAPI_MSG_DEBUG | LLAPI_MSG_NO_ERRNO, 0, \
146 "%f %s[%ld]: "_format, \
147 ct_now(), cmd_name, syscall(SYS_gettid), ## __VA_ARGS__)
149 #define CT_WARN(_format, ...) \
150 llapi_error(LLAPI_MSG_WARN | LLAPI_MSG_NO_ERRNO, 0, \
151 "%f %s[%ld]: "_format, \
152 ct_now(), cmd_name, syscall(SYS_gettid), ## __VA_ARGS__)
154 #define CT_TRACE(_format, ...) \
155 llapi_error(LLAPI_MSG_INFO | LLAPI_MSG_NO_ERRNO, 0, \
156 "%f %s[%ld]: "_format, \
157 ct_now(), cmd_name, syscall(SYS_gettid), ## __VA_ARGS__)
159 static void usage(const char *name, int rc)
162 " Usage: %s [options]... <mode> <lustre_mount_point>\n"
163 "The Lustre HSM Posix copy tool can be used as a daemon or "
164 "as a command line tool\n"
165 "The Lustre HSM daemon acts on action requests from Lustre\n"
166 "to copy files to and from an HSM archive system.\n"
167 "This POSIX-flavored daemon makes regular POSIX filesystem calls\n"
168 "to an HSM mounted at a given hsm_root.\n"
169 " --daemon Daemon mode, run in background\n"
171 " --no-attr Don't copy file attributes\n"
172 " --no-shadow Don't create shadow namespace in archive\n"
173 " --no-xattr Don't copy file extended attributes\n"
174 "The Lustre HSM tool performs administrator-type actions\n"
175 "on a Lustre HSM archive.\n"
176 "This POSIX-flavored tool can link an existing HSM namespace\n"
177 "into a Lustre filesystem.\n"
179 " %s [options] --import <src> <dst> <lustre_mount_point>\n"
180 " import an archived subtree from\n"
181 " <src> (FID or relative path to hsm_root) into the Lustre\n"
183 " <dst> (absolute path)\n"
184 " %s [options] --rebind <old_FID> <new_FID> <lustre_mount_point>\n"
185 " rebind an entry in the HSM to a new FID\n"
186 " <old_FID> old FID the HSM entry is bound to\n"
187 " <new_FID> new FID to bind the HSM entry to\n"
188 " %s [options] --rebind <list_file> <lustre_mount_point>\n"
189 " perform the rebind operation for all FID in the list file\n"
190 " each line of <list_file> consists of <old_FID> <new_FID>\n"
191 " %s [options] --max-sequence <fsname>\n"
192 " return the max fid sequence of archived files\n"
193 " --abort-on-error Abort operation on major error\n"
194 " -A, --archive <#> Archive number (repeatable)\n"
195 " -b, --bandwidth <bw> Limit I/O bandwidth (unit can be used\n,"
197 " --dry-run Don't run, just show what would be done\n"
198 " -c, --chunk-size <sz> I/O size used during data copy\n"
199 " (unit can be used, default is MB)\n"
200 " -f, --event-fifo <path> Write events stream to fifo\n"
201 " -p, --hsm-root <path> Target HSM mount point\n"
202 " -q, --quiet Produce less verbose output\n"
203 " -u, --update-interval <s> Interval between progress reports sent\n"
205 " -v, --verbose Produce more verbose output\n",
206 cmd_name, cmd_name, cmd_name, cmd_name, cmd_name);
211 static int ct_parseopts(int argc, char * const *argv)
213 struct option long_opts[] = {
214 { .val = 1, .name = "abort-on-error",
215 .flag = &opt.o_abort_on_error, .has_arg = no_argument },
216 { .val = 1, .name = "abort_on_error",
217 .flag = &opt.o_abort_on_error, .has_arg = no_argument },
218 { .val = 'A', .name = "archive", .has_arg = required_argument },
219 { .val = 'b', .name = "bandwidth", .has_arg = required_argument },
220 { .val = 'c', .name = "chunk-size", .has_arg = required_argument },
221 { .val = 'c', .name = "chunk_size", .has_arg = required_argument },
222 { .val = 1, .name = "daemon", .has_arg = no_argument,
223 .flag = &opt.o_daemonize },
224 { .val = 'f', .name = "event-fifo", .has_arg = required_argument },
225 { .val = 'f', .name = "event_fifo", .has_arg = required_argument },
226 { .val = 1, .name = "dry-run", .has_arg = no_argument,
227 .flag = &opt.o_dry_run },
228 { .val = 'h', .name = "help", .has_arg = no_argument },
229 { .val = 'i', .name = "import", .has_arg = no_argument },
230 { .val = 'M', .name = "max-sequence", .has_arg = no_argument },
231 { .val = 'M', .name = "max_sequence", .has_arg = no_argument },
232 { .val = 0, .name = "no-attr", .has_arg = no_argument,
233 .flag = &opt.o_copy_attrs },
234 { .val = 0, .name = "no_attr", .has_arg = no_argument,
235 .flag = &opt.o_copy_attrs },
236 { .val = 0, .name = "no-shadow", .has_arg = no_argument,
237 .flag = &opt.o_shadow_tree },
238 { .val = 0, .name = "no_shadow", .has_arg = no_argument,
239 .flag = &opt.o_shadow_tree },
240 { .val = 0, .name = "no-xattr", .has_arg = no_argument,
241 .flag = &opt.o_copy_xattrs },
242 { .val = 0, .name = "no_xattr", .has_arg = no_argument,
243 .flag = &opt.o_copy_xattrs },
244 { .val = 'p', .name = "hsm-root", .has_arg = required_argument },
245 { .val = 'p', .name = "hsm_root", .has_arg = required_argument },
246 { .val = 'q', .name = "quiet", .has_arg = no_argument },
247 { .val = 'r', .name = "rebind", .has_arg = no_argument },
248 { .val = 'u', .name = "update-interval",
249 .has_arg = required_argument },
250 { .val = 'u', .name = "update_interval",
251 .has_arg = required_argument },
252 { .val = 'v', .name = "verbose", .has_arg = no_argument },
254 unsigned long long value;
255 unsigned long long unit;
262 opt.o_archive_id_cnt = LL_HSM_ORIGIN_MAX_ARCHIVE;
263 opt.o_archive_id = malloc(opt.o_archive_id_cnt *
264 sizeof(*opt.o_archive_id));
265 if (opt.o_archive_id == NULL)
268 while ((c = getopt_long(argc, argv, "A:b:c:f:hiMp:qru:v",
269 long_opts, NULL)) != -1) {
273 int val = strtol(optarg, &end, 10);
277 CT_ERROR(rc, "invalid archive-id: '%s'",
281 /* if archiveID is zero, any archiveID is accepted */
286 free(opt.o_archive_id);
287 opt.o_archive_id = NULL;
288 opt.o_archive_id_cnt = 0;
289 opt.o_archive_id_used = 0;
291 CT_WARN("archive-id = 0 is found, any backend"
296 /* skip the duplicated id */
297 for (i = 0; i < opt.o_archive_id_used; i++) {
298 if (opt.o_archive_id[i] == val)
301 /* extend the space */
302 if (opt.o_archive_id_used >= opt.o_archive_id_cnt) {
305 opt.o_archive_id_cnt *= 2;
306 tmp = realloc(opt.o_archive_id,
307 sizeof(*opt.o_archive_id) *
308 opt.o_archive_id_cnt);
312 opt.o_archive_id = tmp;
315 opt.o_archive_id[opt.o_archive_id_used++] = val;
318 case 'b': /* -b and -c have both a number with unit as arg */
321 if (llapi_parse_size(optarg, &value, &unit, 0) < 0) {
323 CT_ERROR(rc, "bad value for -%c '%s'", c,
328 opt.o_chunk_size = value;
330 opt.o_bandwidth = value;
333 opt.o_event_fifo = optarg;
338 opt.o_action = CA_IMPORT;
341 opt.o_action = CA_MAXSEQ;
344 opt.o_hsm_root = optarg;
350 opt.o_action = CA_REBIND;
353 opt.o_report_int = atoi(optarg);
354 if (opt.o_report_int < 0) {
356 CT_ERROR(rc, "bad value for -%c '%s'", c,
371 switch (opt.o_action) {
373 /* src dst mount_point */
374 if (argc != optind + 3) {
376 CT_ERROR(rc, "--import requires 2 arguments");
379 opt.o_src = argv[optind++];
380 opt.o_dst = argv[optind++];
383 /* FID1 FID2 mount_point or FILE mount_point */
384 if (argc == optind + 2) {
385 opt.o_src = argv[optind++];
387 } else if (argc == optind + 3) {
388 opt.o_src = argv[optind++];
389 opt.o_dst = argv[optind++];
392 CT_ERROR(rc, "--rebind requires 1 or 2 arguments");
398 /* just mount point */
402 if (argc != optind + 1) {
404 CT_ERROR(rc, "no mount point specified");
408 opt.o_mnt = argv[optind];
411 CT_TRACE("action=%d src=%s dst=%s mount_point=%s",
412 opt.o_action, opt.o_src, opt.o_dst, opt.o_mnt);
414 if (opt.o_hsm_root == NULL) {
416 CT_ERROR(rc, "must specify a root directory for the backend");
420 if (opt.o_action == CA_IMPORT) {
421 if (opt.o_src && opt.o_src[0] == '/') {
424 "source path must be relative to HSM root");
428 if (opt.o_dst && opt.o_dst[0] != '/') {
430 CT_ERROR(rc, "destination path must be absolute");
439 static int ct_mkdir_p(const char *path)
452 while ((ptr = strchr(ptr, '/')) != NULL) {
454 rc = mkdir(saved, DIR_PERM);
456 if (rc < 0 && errno != EEXIST) {
458 CT_ERROR(rc, "cannot mkdir '%s'", path);
470 static int ct_save_stripe(int src_fd, const char *src, const char *dst)
472 char lov_file[PATH_MAX + 8];
473 char lov_buf[XATTR_SIZE_MAX];
474 struct lov_user_md *lum;
479 snprintf(lov_file, sizeof(lov_file), "%s.lov", dst);
480 CT_TRACE("saving stripe info of '%s' in %s", src, lov_file);
482 xattr_size = fgetxattr(src_fd, XATTR_LUSTRE_LOV, lov_buf,
484 if (xattr_size < 0) {
486 CT_ERROR(rc, "cannot get stripe info on '%s'", src);
490 lum = (struct lov_user_md *)lov_buf;
492 if (lum->lmm_magic == LOV_USER_MAGIC_V1 ||
493 lum->lmm_magic == LOV_USER_MAGIC_V3) {
494 /* Set stripe_offset to -1 so that it is not interpreted as a
495 * hint on restore. */
496 lum->lmm_stripe_offset = -1;
499 fd = open(lov_file, O_TRUNC | O_CREAT | O_WRONLY, FILE_PERM);
502 CT_ERROR(rc, "cannot open '%s'", lov_file);
506 rc = write(fd, lum, xattr_size);
509 CT_ERROR(rc, "cannot write %zd bytes to '%s'",
510 xattr_size, lov_file);
518 CT_ERROR(rc, "cannot close '%s'", lov_file);
530 static int ct_load_stripe(const char *src, void *lovea, size_t *lovea_size)
532 char lov_file[PATH_MAX + 4];
536 snprintf(lov_file, sizeof(lov_file), "%s.lov", src);
537 CT_TRACE("reading stripe rules from '%s' for '%s'", lov_file, src);
539 fd = open(lov_file, O_RDONLY);
541 CT_ERROR(errno, "cannot open '%s'", lov_file);
545 rc = read(fd, lovea, *lovea_size);
547 CT_ERROR(errno, "cannot read %zu bytes from '%s'",
548 *lovea_size, lov_file);
559 static int ct_restore_stripe(const char *src, const char *dst, int dst_fd,
560 const void *lovea, size_t lovea_size)
564 rc = fsetxattr(dst_fd, XATTR_LUSTRE_LOV, lovea, lovea_size,
568 CT_ERROR(rc, "cannot set lov EA on '%s'", dst);
574 static int ct_copy_data(struct hsm_copyaction_private *hcp, const char *src,
575 const char *dst, int src_fd, int dst_fd,
576 const struct hsm_action_item *hai, long hal_flags)
578 struct hsm_extent he;
579 __u64 offset = hai->hai_extent.offset;
583 __u64 write_total = 0;
584 __u64 length = hai->hai_extent.length;
585 time_t last_report_time;
587 double start_ct_now = ct_now();
588 /* Bandwidth Control */
591 time_t last_bw_print;
593 if (fstat(src_fd, &src_st) < 0) {
595 CT_ERROR(rc, "cannot stat '%s'", src);
599 if (!S_ISREG(src_st.st_mode)) {
601 CT_ERROR(rc, "'%s' is not a regular file", src);
605 if (hai->hai_extent.offset > (__u64)src_st.st_size) {
607 CT_ERROR(rc, "Trying to start reading past end (%ju > "
608 "%jd) of '%s' source file",
609 (uintmax_t)hai->hai_extent.offset,
610 (intmax_t)src_st.st_size, src);
614 if (fstat(dst_fd, &dst_st) < 0) {
616 CT_ERROR(rc, "cannot stat '%s'", dst);
620 if (!S_ISREG(dst_st.st_mode)) {
622 CT_ERROR(rc, "'%s' is not a regular file", dst);
626 /* Don't read beyond a given extent */
627 if (length > src_st.st_size - hai->hai_extent.offset)
628 length = src_st.st_size - hai->hai_extent.offset;
630 start_time = last_bw_print = last_report_time = time(NULL);
634 rc = llapi_hsm_action_progress(hcp, &he, length, 0);
636 /* Action has been canceled or something wrong
637 * is happening. Stop copying data. */
638 CT_ERROR(rc, "progress ioctl for copy '%s'->'%s' failed",
645 buf = malloc(opt.o_chunk_size);
651 CT_TRACE("start copy of %ju bytes from '%s' to '%s'",
652 (uintmax_t)length, src, dst);
654 while (write_total < length) {
657 int chunk = (length - write_total > opt.o_chunk_size) ?
658 opt.o_chunk_size : length - write_total;
660 rsize = pread(src_fd, buf, chunk, offset);
667 CT_ERROR(rc, "cannot read from '%s'", src);
671 wsize = pwrite(dst_fd, buf, rsize, offset);
674 CT_ERROR(rc, "cannot write to '%s'", dst);
678 write_total += wsize;
682 /* sleep if needed, to honor bandwidth limits */
683 if (opt.o_bandwidth != 0) {
684 unsigned long long write_theory;
686 write_theory = (now - start_time) * opt.o_bandwidth;
688 if (write_theory < write_total) {
689 unsigned long long excess;
690 struct timespec delay;
692 excess = write_total - write_theory;
694 delay.tv_sec = excess / opt.o_bandwidth;
695 delay.tv_nsec = (excess % opt.o_bandwidth) *
696 NSEC_PER_SEC / opt.o_bandwidth;
698 if (now >= last_bw_print + opt.o_report_int) {
699 CT_TRACE("bandwith control: %lluB/s "
700 "excess=%llu sleep for "
702 (unsigned long long)opt.o_bandwidth,
703 (unsigned long long)excess,
704 (long long)delay.tv_sec,
710 rc = nanosleep(&delay, &delay);
711 } while (rc < 0 && errno == EINTR);
713 CT_ERROR(errno, "delay for bandwidth "
714 "control failed to sleep: "
715 "residual=%lld.%09lds",
716 (long long)delay.tv_sec,
724 if (now >= last_report_time + opt.o_report_int) {
725 last_report_time = now;
726 CT_TRACE("%%%ju ", (uintmax_t)(100 * write_total / length));
727 /* only give the length of the write since the last
729 he.length = offset - he.offset;
730 rc = llapi_hsm_action_progress(hcp, &he, length, 0);
732 /* Action has been canceled or something wrong
733 * is happening. Stop copying data. */
734 CT_ERROR(rc, "progress ioctl for copy"
735 " '%s'->'%s' failed", src, dst);
745 * truncate restored file
746 * size is taken from the archive this is done to support
747 * restore after a force release which leaves the file with the
748 * wrong size (can big bigger than the new size)
750 if ((hai->hai_action == HSMA_RESTORE) &&
751 (src_st.st_size < dst_st.st_size)) {
753 * make sure the file is on disk before reporting success.
755 rc = ftruncate(dst_fd, src_st.st_size);
758 CT_ERROR(rc, "cannot truncate '%s' to size %jd",
759 dst, (intmax_t)src_st.st_size);
767 CT_TRACE("copied %ju bytes in %f seconds",
768 (uintmax_t)length, ct_now() - start_ct_now);
773 /* Copy file attributes from file src to file dest */
774 static int ct_copy_attr(const char *src, const char *dst, int src_fd,
778 struct timeval times[2];
781 if (fstat(src_fd, &st) < 0) {
783 CT_ERROR(rc, "cannot stat '%s'", src);
787 times[0].tv_sec = st.st_atime;
788 times[0].tv_usec = 0;
789 times[1].tv_sec = st.st_mtime;
790 times[1].tv_usec = 0;
791 if (fchmod(dst_fd, st.st_mode) < 0 ||
792 fchown(dst_fd, st.st_uid, st.st_gid) < 0 ||
793 futimes(dst_fd, times) < 0) {
795 CT_ERROR(rc, "cannot set attributes of '%s'", src);
802 static int ct_copy_xattr(const char *src, const char *dst, int src_fd,
803 int dst_fd, bool is_restore)
805 char list[XATTR_LIST_MAX];
806 char value[XATTR_SIZE_MAX];
811 list_len = flistxattr(src_fd, list, sizeof(list));
816 while (name < list + list_len) {
817 rc = fgetxattr(src_fd, name, value, sizeof(value));
821 /* when we restore, we do not restore lustre xattr */
823 (strncmp(XATTR_TRUSTED_PREFIX, name,
824 sizeof(XATTR_TRUSTED_PREFIX) - 1) != 0)) {
825 rc = fsetxattr(dst_fd, name, value, rc, 0);
826 CT_TRACE("fsetxattr of '%s' on '%s' rc=%d (%s)",
827 name, dst, rc, strerror(errno));
828 /* lustre.* attrs aren't supported on other FS's */
829 if (rc < 0 && errno != EOPNOTSUPP) {
831 CT_ERROR(rc, "cannot set extended attribute"
837 name += strlen(name) + 1;
843 static int ct_path_lustre(char *buf, int sz, const char *mnt,
844 const struct lu_fid *fid)
846 return snprintf(buf, sz, "%s/%s/fid/"DFID_NOBRACE, mnt,
847 dot_lustre_name, PFID(fid));
850 static int ct_path_archive(char *buf, int sz, const char *archive_dir,
851 const struct lu_fid *fid)
853 return snprintf(buf, sz, "%s/%04x/%04x/%04x/%04x/%04x/%04x/"
854 DFID_NOBRACE, archive_dir,
855 (fid)->f_oid & 0xFFFF,
856 (fid)->f_oid >> 16 & 0xFFFF,
857 (unsigned int)((fid)->f_seq & 0xFFFF),
858 (unsigned int)((fid)->f_seq >> 16 & 0xFFFF),
859 (unsigned int)((fid)->f_seq >> 32 & 0xFFFF),
860 (unsigned int)((fid)->f_seq >> 48 & 0xFFFF),
864 static bool ct_is_retryable(int err)
866 return err == -ETIMEDOUT;
869 static int ct_begin_restore(struct hsm_copyaction_private **phcp,
870 const struct hsm_action_item *hai,
871 int mdt_index, int open_flags)
876 rc = llapi_hsm_action_begin(phcp, ctdata, hai, mdt_index, open_flags,
879 ct_path_lustre(src, sizeof(src), opt.o_mnt, &hai->hai_fid);
880 CT_ERROR(rc, "llapi_hsm_action_begin() on '%s' failed", src);
886 static int ct_begin(struct hsm_copyaction_private **phcp,
887 const struct hsm_action_item *hai)
889 /* Restore takes specific parameters. Call the same function w/ default
890 * values for all other operations. */
891 return ct_begin_restore(phcp, hai, -1, 0);
894 static int ct_fini(struct hsm_copyaction_private **phcp,
895 const struct hsm_action_item *hai, int hp_flags, int ct_rc)
897 struct hsm_copyaction_private *hcp;
901 CT_TRACE("Action completed, notifying coordinator "
902 "cookie=%#jx, FID="DFID", hp_flags=%d err=%d",
903 (uintmax_t)hai->hai_cookie, PFID(&hai->hai_fid),
906 ct_path_lustre(lstr, sizeof(lstr), opt.o_mnt, &hai->hai_fid);
908 if (phcp == NULL || *phcp == NULL) {
909 rc = llapi_hsm_action_begin(&hcp, ctdata, hai, -1, 0, true);
911 CT_ERROR(rc, "llapi_hsm_action_begin() on '%s' failed",
918 rc = llapi_hsm_action_end(phcp, &hai->hai_extent, hp_flags, abs(ct_rc));
919 if (rc == -ECANCELED)
920 CT_ERROR(rc, "completed action on '%s' has been canceled: "
921 "cookie=%#jx, FID="DFID, lstr,
922 (uintmax_t)hai->hai_cookie, PFID(&hai->hai_fid));
924 CT_ERROR(rc, "llapi_hsm_action_end() on '%s' failed", lstr);
926 CT_TRACE("llapi_hsm_action_end() on '%s' ok (rc=%d)",
932 static int ct_archive(const struct hsm_action_item *hai, const long hal_flags)
934 struct hsm_copyaction_private *hcp = NULL;
936 char dst[PATH_MAX + 4] = "";
937 char root[PATH_MAX] = "";
940 bool rename_needed = false;
946 rc = ct_begin(&hcp, hai);
950 /* we fill archive so:
952 * destination = lustre FID
954 ct_path_lustre(src, sizeof(src), opt.o_mnt, &hai->hai_dfid);
955 ct_path_archive(root, sizeof(root), opt.o_hsm_root, &hai->hai_fid);
956 if (hai->hai_extent.length == -1) {
957 /* whole file, write it to tmp location and atomically
958 * replace old archived file */
959 snprintf(dst, sizeof(dst), "%s_tmp", root);
960 /* we cannot rely on the same test because ct_copy_data()
961 * updates hai_extent.length */
962 rename_needed = true;
964 snprintf(dst, sizeof(dst), "%s", root);
967 CT_TRACE("archiving '%s' to '%s'", src, dst);
974 rc = ct_mkdir_p(dst);
976 CT_ERROR(rc, "mkdir_p '%s' failed", dst);
980 src_fd = llapi_hsm_action_get_fd(hcp);
983 CT_ERROR(rc, "cannot open '%s' for read", src);
987 open_flags = O_WRONLY | O_NOFOLLOW;
988 /* If extent is specified, don't truncate an old archived copy */
989 open_flags |= ((hai->hai_extent.length == -1) ? O_TRUNC : 0) | O_CREAT;
991 dst_fd = open(dst, open_flags, FILE_PERM);
994 CT_ERROR(rc, "cannot open '%s' for write", dst);
998 /* saving stripe is not critical */
999 rc = ct_save_stripe(src_fd, src, dst);
1001 CT_ERROR(rc, "cannot save file striping info of '%s' in '%s'",
1004 rc = ct_copy_data(hcp, src, dst, src_fd, dst_fd, hai, hal_flags);
1006 CT_ERROR(rc, "data copy failed from '%s' to '%s'", src, dst);
1013 CT_ERROR(rc, "cannot flush '%s' archive file '%s'", src, dst);
1017 CT_TRACE("data archiving for '%s' to '%s' done", src, dst);
1019 /* attrs will remain on the MDS; no need to copy them, except possibly
1020 for disaster recovery */
1021 if (opt.o_copy_attrs) {
1022 rc = ct_copy_attr(src, dst, src_fd, dst_fd);
1024 CT_ERROR(rc, "cannot copy attr of '%s' to '%s'",
1028 CT_TRACE("attr file for '%s' saved to archive '%s'",
1032 /* xattrs will remain on the MDS; no need to copy them, except possibly
1033 for disaster recovery */
1034 if (opt.o_copy_xattrs) {
1035 rc = ct_copy_xattr(src, dst, src_fd, dst_fd, false);
1037 CT_ERROR(rc, "cannot copy xattr of '%s' to '%s'",
1039 rcf = rcf ? rcf : rc;
1041 CT_TRACE("xattr file for '%s' saved to archive '%s'",
1045 if (rename_needed == true) {
1046 char tmp_src[PATH_MAX + 8];
1047 char tmp_dst[PATH_MAX + 8];
1049 /* atomically replace old archived file */
1050 ct_path_archive(src, sizeof(src), opt.o_hsm_root,
1052 rc = rename(dst, src);
1055 CT_ERROR(rc, "cannot rename '%s' to '%s'", dst, src);
1058 /* rename lov file */
1059 snprintf(tmp_src, sizeof(tmp_src), "%s.lov", src);
1060 snprintf(tmp_dst, sizeof(tmp_dst), "%s.lov", dst);
1061 rc = rename(tmp_dst, tmp_src);
1063 CT_ERROR(errno, "cannot rename '%s' to '%s'",
1067 if (opt.o_shadow_tree) {
1068 /* Create a namespace of softlinks that shadows the original
1069 * Lustre namespace. This will only be current at
1070 * time-of-archive (won't follow renames).
1071 * WARNING: release won't kill these links; a manual
1072 * cleanup of dead links would be required.
1075 long long recno = -1;
1081 sprintf(buf, DFID, PFID(&hai->hai_fid));
1082 sprintf(src, "%s/shadow/", opt.o_hsm_root);
1084 ptr = opt.o_hsm_root;
1086 (*ptr++ == '/') ? depth-- : 0;
1088 rc = llapi_fid2path(opt.o_mnt, buf, src + strlen(src),
1089 sizeof(src) - strlen(src), &recno, &linkno);
1091 CT_ERROR(rc, "cannot get FID of '%s'", buf);
1092 rcf = rcf ? rcf : rc;
1096 /* Figure out how many parent dirs to symlink back */
1099 (*ptr++ == '/') ? depth++ : 0;
1104 ct_path_archive(dst, sizeof(dst), buf, &hai->hai_fid);
1106 if (ct_mkdir_p(src)) {
1107 CT_ERROR(errno, "mkdir_p '%s' failed", src);
1108 rcf = rcf ? rcf : -errno;
1111 /* symlink already exists ? */
1112 sz = readlink(src, buf, sizeof(buf));
1113 /* detect truncation */
1114 if (sz == sizeof(buf)) {
1115 rcf = rcf ? rcf : -E2BIG;
1116 CT_ERROR(rcf, "readlink '%s' truncated", src);
1121 if (sz == 0 || strncmp(buf, dst, sz) != 0) {
1122 if (unlink(src) && errno != ENOENT) {
1124 "cannot unlink symlink '%s'",
1126 rcf = rcf ? rcf : -errno;
1129 /* unlink old symlink done */
1130 CT_TRACE("remove old symlink '%s' pointing"
1131 " to '%s'", src, buf);
1133 /* symlink already ok */
1134 CT_TRACE("symlink '%s' already pointing"
1135 " to '%s'", src, dst);
1140 if (symlink(dst, src)) {
1141 CT_ERROR(errno, "cannot symlink '%s' to '%s'",
1143 rcf = rcf ? rcf : -errno;
1146 CT_TRACE("symlink '%s' to '%s' done", src, dst);
1158 if (ct_is_retryable(rc))
1159 hp_flags |= HP_FLAG_RETRY;
1170 rc = ct_fini(&hcp, hai, hp_flags, rcf);
1175 static int ct_restore(const struct hsm_action_item *hai, const long hal_flags)
1177 struct hsm_copyaction_private *hcp = NULL;
1180 char lov_buf[XATTR_SIZE_MAX];
1181 size_t lov_size = sizeof(lov_buf);
1190 /* we fill lustre so:
1191 * source = lustre FID in the backend
1192 * destination = data FID = volatile file
1195 /* build backend file name from released file FID */
1196 ct_path_archive(src, sizeof(src), opt.o_hsm_root, &hai->hai_fid);
1198 rc = llapi_get_mdt_index_by_fid(opt.o_mnt_fd, &hai->hai_fid,
1201 CT_ERROR(rc, "cannot get mdt index "DFID"",
1202 PFID(&hai->hai_fid));
1205 /* restore loads and sets the LOVEA w/o interpreting it to avoid
1206 * dependency on the structure format. */
1207 rc = ct_load_stripe(src, lov_buf, &lov_size);
1209 CT_WARN("cannot get stripe rules for '%s' (%s), use default",
1210 src, strerror(-rc));
1213 open_flags |= O_LOV_DELAY_CREATE;
1217 rc = ct_begin_restore(&hcp, hai, mdt_index, open_flags);
1221 /* get the FID of the volatile file */
1222 rc = llapi_hsm_action_get_dfid(hcp, &dfid);
1224 CT_ERROR(rc, "restoring "DFID
1225 ", cannot get FID of created volatile file",
1226 PFID(&hai->hai_fid));
1230 /* build volatile "file name", for messages */
1231 snprintf(dst, sizeof(dst), "{VOLATILE}="DFID, PFID(&dfid));
1233 CT_TRACE("restoring data from '%s' to '%s'", src, dst);
1235 if (opt.o_dry_run) {
1240 src_fd = open(src, O_RDONLY | O_NOATIME | O_NOFOLLOW);
1243 CT_ERROR(rc, "cannot open '%s' for read", src);
1247 dst_fd = llapi_hsm_action_get_fd(hcp);
1250 CT_ERROR(rc, "cannot open '%s' for write", dst);
1255 /* the layout cannot be allocated through .fid so we have to
1256 * restore a layout */
1257 rc = ct_restore_stripe(src, dst, dst_fd, lov_buf, lov_size);
1259 CT_ERROR(rc, "cannot restore file striping info"
1260 " for '%s' from '%s'", dst, src);
1266 rc = ct_copy_data(hcp, src, dst, src_fd, dst_fd, hai, hal_flags);
1268 CT_ERROR(rc, "cannot copy data from '%s' to '%s'",
1271 if (ct_is_retryable(rc))
1272 hp_flags |= HP_FLAG_RETRY;
1276 CT_TRACE("data restore from '%s' to '%s' done", src, dst);
1279 rc = ct_fini(&hcp, hai, hp_flags, rc);
1281 /* object swaping is done by cdt at copy end, so close of volatile file
1282 * cannot be done before */
1292 static int ct_remove(const struct hsm_action_item *hai, const long hal_flags)
1294 struct hsm_copyaction_private *hcp = NULL;
1295 char dst[PATH_MAX], attr[PATH_MAX + 4];
1298 rc = ct_begin(&hcp, hai);
1302 ct_path_archive(dst, sizeof(dst), opt.o_hsm_root, &hai->hai_fid);
1304 CT_TRACE("removing file '%s'", dst);
1306 if (opt.o_dry_run) {
1314 CT_ERROR(rc, "cannot unlink '%s'", dst);
1319 snprintf(attr, sizeof(attr), "%s.lov", dst);
1323 CT_ERROR(rc, "cannot unlink '%s'", attr);
1326 /* ignore the error when lov file does not exist. */
1334 rc = ct_fini(&hcp, hai, 0, rc);
1339 static int ct_process_item(struct hsm_action_item *hai, const long hal_flags)
1343 if (opt.o_verbose >= LLAPI_MSG_INFO || opt.o_dry_run) {
1344 /* Print the original path */
1346 char path[PATH_MAX];
1347 long long recno = -1;
1350 sprintf(fid, DFID, PFID(&hai->hai_fid));
1351 CT_TRACE("'%s' action %s reclen %d, cookie=%#jx",
1352 fid, hsm_copytool_action2name(hai->hai_action),
1353 hai->hai_len, (uintmax_t)hai->hai_cookie);
1354 rc = llapi_fid2path(opt.o_mnt, fid, path,
1355 sizeof(path), &recno, &linkno);
1357 CT_ERROR(rc, "cannot get path of FID %s", fid);
1359 CT_TRACE("processing file '%s'", path);
1362 switch (hai->hai_action) {
1363 /* set err_major, minor inside these functions */
1365 rc = ct_archive(hai, hal_flags);
1368 rc = ct_restore(hai, hal_flags);
1371 rc = ct_remove(hai, hal_flags);
1374 CT_TRACE("cancel not implemented for file system '%s'",
1376 /* Don't report progress to coordinator for this cookie:
1377 * the copy function will get ECANCELED when reporting
1384 CT_ERROR(rc, "unknown action %d, on '%s'", hai->hai_action,
1387 ct_fini(NULL, hai, 0, rc);
1395 struct hsm_action_item *hai;
1398 static void *ct_thread(void *data)
1400 struct ct_th_data *cttd = data;
1403 rc = ct_process_item(cttd->hai, cttd->hal_flags);
1407 pthread_exit((void *)(intptr_t)rc);
1410 static int ct_process_item_async(const struct hsm_action_item *hai,
1413 pthread_attr_t attr;
1415 struct ct_th_data *data;
1418 data = malloc(sizeof(*data));
1422 data->hai = malloc(hai->hai_len);
1423 if (data->hai == NULL) {
1428 memcpy(data->hai, hai, hai->hai_len);
1429 data->hal_flags = hal_flags;
1431 rc = pthread_attr_init(&attr);
1433 CT_ERROR(rc, "pthread_attr_init failed for '%s' service",
1440 pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
1442 rc = pthread_create(&thread, &attr, ct_thread, data);
1444 CT_ERROR(rc, "cannot create thread for '%s' service",
1447 pthread_attr_destroy(&attr);
1451 static int ct_import_one(const char *src, const char *dst)
1453 char newarc[PATH_MAX];
1458 CT_TRACE("importing '%s' from '%s'", dst, src);
1460 if (stat(src, &st) < 0) {
1462 CT_ERROR(rc, "cannot stat '%s'", src);
1469 rc = llapi_hsm_import(dst,
1470 opt.o_archive_id_used ?
1471 opt.o_archive_id[0] : 0,
1472 &st, 0, 0, 0, 0, NULL, &fid);
1474 CT_ERROR(rc, "cannot import '%s' from '%s'", dst, src);
1478 ct_path_archive(newarc, sizeof(newarc), opt.o_hsm_root, &fid);
1480 rc = ct_mkdir_p(newarc);
1482 CT_ERROR(rc, "mkdir_p '%s' failed", newarc);
1488 /* Lots of choices now: mv, ln, ln -s ? */
1489 rc = link(src, newarc); /* hardlink */
1492 CT_ERROR(rc, "cannot link '%s' to '%s'", newarc, src);
1496 CT_TRACE("imported '%s' from '%s'=='%s'", dst, newarc, src);
1501 static char *path_concat(const char *dirname, const char *basename)
1506 rc = asprintf(&result, "%s/%s", dirname, basename);
1513 static int ct_import_fid(const struct lu_fid *import_fid)
1515 char fid_path[PATH_MAX];
1518 ct_path_lustre(fid_path, sizeof(fid_path), opt.o_mnt, import_fid);
1519 rc = access(fid_path, F_OK);
1520 if (rc == 0 || errno != ENOENT) {
1521 rc = (errno == 0) ? -EEXIST : -errno;
1522 CT_ERROR(rc, "cannot import '"DFID"'", PFID(import_fid));
1526 ct_path_archive(fid_path, sizeof(fid_path), opt.o_hsm_root,
1529 CT_TRACE("Resolving "DFID" to %s", PFID(import_fid), fid_path);
1531 return ct_import_one(fid_path, opt.o_dst);
1534 static int ct_import_recurse(const char *relpath)
1538 char *srcpath, *newpath;
1539 struct lu_fid import_fid;
1542 if (relpath == NULL)
1545 /* Is relpath a FID? */
1546 rc = llapi_fid_parse(relpath, &import_fid, NULL);
1548 return ct_import_fid(&import_fid);
1550 srcpath = path_concat(opt.o_hsm_root, relpath);
1551 if (srcpath == NULL) {
1556 dir = opendir(srcpath);
1558 /* Not a dir, or error */
1559 if (errno == ENOTDIR) {
1560 /* Single regular file case, treat o_dst as absolute
1562 rc = ct_import_one(srcpath, opt.o_dst);
1565 CT_ERROR(rc, "cannot opendir '%s'", srcpath);
1573 while ((ent = readdir(dir)) != NULL) {
1574 if (!strcmp(ent->d_name, ".") ||
1575 !strcmp(ent->d_name, ".."))
1578 /* New relative path */
1579 newpath = path_concat(relpath, ent->d_name);
1580 if (newpath == NULL) {
1586 if (ent->d_type == DT_DIR) {
1587 rc = ct_import_recurse(newpath);
1592 sprintf(src, "%s/%s", opt.o_hsm_root, newpath);
1593 sprintf(dst, "%s/%s", opt.o_dst, newpath);
1594 /* Make the target dir in the Lustre fs */
1595 rc = ct_mkdir_p(dst);
1597 /* Import the file */
1598 rc = ct_import_one(src, dst);
1600 CT_ERROR(rc, "ct_mkdir_p '%s' failed", dst);
1606 CT_ERROR(rc, "cannot import '%s'", newpath);
1607 if (err_major && opt.o_abort_on_error) {
1621 static int ct_rebind_one(const struct lu_fid *old_fid,
1622 const struct lu_fid *new_fid)
1628 CT_TRACE("rebind "DFID" to "DFID, PFID(old_fid), PFID(new_fid));
1630 ct_path_archive(src, sizeof(src), opt.o_hsm_root, old_fid);
1631 ct_path_archive(dst, sizeof(dst), opt.o_hsm_root, new_fid);
1633 if (!opt.o_dry_run) {
1634 char src_attr[PATH_MAX + 4];
1635 char dst_attr[PATH_MAX + 4];
1638 if (rename(src, dst)) {
1640 CT_ERROR(rc, "cannot rename '%s' to '%s'", src, dst);
1643 /* rename lov file */
1644 snprintf(src_attr, sizeof(src_attr), "%s.lov", src);
1645 snprintf(dst_attr, sizeof(dst_attr), "%s.lov", dst);
1646 if (rename(src_attr, dst_attr))
1647 CT_ERROR(errno, "cannot rename '%s' to '%s'",
1648 src_attr, dst_attr);
1654 static bool fid_is_file(struct lu_fid *fid)
1656 return fid_is_norm(fid) || fid_is_igif(fid);
1659 static bool should_ignore_line(const char *line)
1663 for (i = 0; line[i] != '\0'; i++) {
1664 if (isspace(line[i]))
1666 else if (line[i] == '#')
1675 static int ct_rebind_list(const char *list)
1681 size_t line_size = 0;
1682 unsigned int nl = 0;
1683 unsigned int ok = 0;
1685 filp = fopen(list, "r");
1688 CT_ERROR(rc, "cannot open '%s'", list);
1692 /* each line consists of 2 FID */
1693 while ((r = getline(&line, &line_size, filp)) != -1) {
1694 struct lu_fid old_fid;
1695 struct lu_fid new_fid;
1698 /* Ignore empty and commented out ('#...') lines. */
1699 if (should_ignore_line(line))
1704 rc = llapi_fid_parse(line, &old_fid, &next_fid);
1707 rc = llapi_fid_parse(next_fid, &new_fid, NULL);
1710 if (!fid_is_file(&old_fid) || !fid_is_file(&new_fid))
1713 error: CT_ERROR(rc, "%s:%u: two FIDs expected in '%s'",
1719 if (ct_rebind_one(&old_fid, &new_fid))
1730 /* return 0 if all rebinds were successful */
1731 CT_TRACE("%u lines read from '%s', %u rebind successful", nl, list, ok);
1733 return ok == nl ? 0 : -1;
1736 static int ct_rebind(void)
1741 struct lu_fid old_fid;
1742 struct lu_fid new_fid;
1744 rc = llapi_fid_parse(opt.o_src, &old_fid, NULL);
1745 if (!rc && !fid_is_file(&old_fid))
1748 CT_ERROR(rc, "invalid source FID '%s'", opt.o_src);
1752 rc = llapi_fid_parse(opt.o_dst, &new_fid, NULL);
1753 if (!rc && !fid_is_file(&new_fid))
1756 CT_ERROR(rc, "invalid destination FID '%s'", opt.o_dst);
1760 rc = ct_rebind_one(&old_fid, &new_fid);
1765 /* o_src is a list file */
1766 rc = ct_rebind_list(opt.o_src);
1771 static int ct_dir_level_max(const char *dirpath, __u16 *sub_seqmax)
1780 dir = opendir(dirpath);
1783 CT_ERROR(rc, "cannot open directory '%s'", opt.o_hsm_root);
1791 /* end of directory.
1792 * rc is 0 and seqmax contains the max value. */
1795 CT_ERROR(rc, "cannot readdir '%s'", dirpath);
1799 if (!strcmp(ent->d_name, ".") || !strcmp(ent->d_name, ".."))
1802 if (sscanf(ent->d_name, "%hx", &sub_seq) != 1) {
1803 CT_TRACE("'%s' has an unexpected dirname format, "
1804 "skip entry", ent->d_name);
1807 if (sub_seq > *sub_seqmax)
1808 *sub_seqmax = sub_seq;
1815 static int ct_max_sequence(void)
1818 char path[PATH_MAX];
1822 snprintf(path, sizeof(path), "%s", opt.o_hsm_root);
1823 /* FID sequence is stored in top-level directory names:
1824 * hsm_root/16bits (high weight)/16 bits/16 bits/16 bits (low weight).
1826 for (i = 0; i < 4; i++) {
1829 rc = ct_dir_level_max(path, &subseq);
1832 seq |= ((__u64)subseq << ((3 - i) * 16));
1833 path_len = strlen(path);
1834 rc = snprintf(path + path_len, sizeof(path) - path_len,
1836 if (rc >= (sizeof(path) - path_len))
1838 path[sizeof(path) - 1] = '\0';
1841 printf("max_sequence: %#jx\n", (uintmax_t)seq);
1846 static void handler(int signal)
1848 psignal(signal, "exiting");
1849 /* If we don't clean up upon interrupt, umount thinks there's a ref
1850 * and doesn't remove us from mtab (EINPROGRESS). The lustre client
1851 * does successfully unmount and the mount is actually gone, but the
1852 * mtab entry remains. So this just makes mtab happier. */
1853 llapi_hsm_copytool_unregister(&ctdata);
1855 /* Also remove fifo upon signal as during normal/error exit */
1856 if (opt.o_event_fifo != NULL)
1857 llapi_hsm_unregister_event_fifo(opt.o_event_fifo);
1861 /* Daemon waits for messages from the kernel; run it in the background. */
1862 static int ct_run(void)
1864 struct sigaction cleanup_sigaction;
1867 if (opt.o_daemonize) {
1871 CT_ERROR(rc, "cannot daemonize");
1876 setbuf(stdout, NULL);
1878 if (opt.o_event_fifo != NULL) {
1879 rc = llapi_hsm_register_event_fifo(opt.o_event_fifo);
1881 CT_ERROR(rc, "failed to register event fifo");
1884 llapi_error_callback_set(llapi_hsm_log_error);
1887 rc = llapi_hsm_copytool_register(&ctdata, opt.o_mnt,
1888 opt.o_archive_id_used,
1889 opt.o_archive_id, 0);
1891 CT_ERROR(rc, "cannot start copytool interface");
1895 memset(&cleanup_sigaction, 0, sizeof(cleanup_sigaction));
1896 cleanup_sigaction.sa_handler = handler;
1897 sigemptyset(&cleanup_sigaction.sa_mask);
1898 sigaction(SIGINT, &cleanup_sigaction, NULL);
1899 sigaction(SIGTERM, &cleanup_sigaction, NULL);
1902 struct hsm_action_list *hal;
1903 struct hsm_action_item *hai;
1907 CT_TRACE("waiting for message from kernel");
1909 rc = llapi_hsm_copytool_recv(ctdata, &hal, &msgsize);
1910 if (rc == -ESHUTDOWN) {
1911 CT_TRACE("shutting down");
1913 } else if (rc < 0) {
1914 CT_WARN("cannot receive action list: %s",
1917 if (opt.o_abort_on_error)
1923 CT_TRACE("copytool fs=%s archive#=%d item_count=%d",
1924 hal->hal_fsname, hal->hal_archive_id, hal->hal_count);
1926 if (strcmp(hal->hal_fsname, fs_name) != 0) {
1928 CT_ERROR(rc, "'%s' invalid fs name, expecting: %s",
1929 hal->hal_fsname, fs_name);
1931 if (opt.o_abort_on_error)
1937 hai = hai_first(hal);
1938 while (++i <= hal->hal_count) {
1939 if ((char *)hai - (char *)hal > msgsize) {
1942 "'%s' item %d past end of message!",
1947 rc = ct_process_item_async(hai, hal->hal_flags);
1949 CT_ERROR(rc, "'%s' item %d process",
1951 if (opt.o_abort_on_error && err_major)
1953 hai = hai_next(hai);
1956 if (opt.o_abort_on_error && err_major)
1960 llapi_hsm_copytool_unregister(&ctdata);
1961 if (opt.o_event_fifo != NULL)
1962 llapi_hsm_unregister_event_fifo(opt.o_event_fifo);
1967 static int ct_setup(void)
1971 /* set llapi message level */
1972 llapi_msg_set_level(opt.o_verbose);
1974 arc_fd = open(opt.o_hsm_root, O_RDONLY);
1977 CT_ERROR(rc, "cannot open archive at '%s'", opt.o_hsm_root);
1981 rc = llapi_search_fsname(opt.o_mnt, fs_name);
1983 CT_ERROR(rc, "cannot find a Lustre filesystem mounted at '%s'",
1988 opt.o_mnt_fd = open(opt.o_mnt, O_RDONLY);
1989 if (opt.o_mnt_fd < 0) {
1991 CT_ERROR(rc, "cannot open mount point at '%s'",
1999 static int ct_cleanup(void)
2003 if (opt.o_mnt_fd >= 0) {
2004 rc = close(opt.o_mnt_fd);
2007 CT_ERROR(rc, "cannot close mount point");
2016 CT_ERROR(rc, "cannot close archive root directory");
2021 if (opt.o_archive_id_cnt > 0) {
2022 free(opt.o_archive_id);
2023 opt.o_archive_id = NULL;
2024 opt.o_archive_id_cnt = 0;
2030 int main(int argc, char **argv)
2034 snprintf(cmd_name, sizeof(cmd_name), "%s", basename(argv[0]));
2035 rc = ct_parseopts(argc, argv);
2037 CT_WARN("try '%s --help' for more information", cmd_name);
2045 switch (opt.o_action) {
2047 rc = ct_import_recurse(opt.o_src);
2053 rc = ct_max_sequence();
2060 if (opt.o_action != CA_MAXSEQ)
2061 CT_TRACE("process finished, errs: %d major, %d minor,"
2062 " rc=%d (%s)", err_major, err_minor, rc,