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Add -vnP support to 'zfs send' for bookmarks

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This leverages the functionality introduced in cf7684b to expose
verbose, dry-run and parsable 'zfs send' options for bookmarks.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: loli10K <ezomori.nozomu@gmail.com>
Closes #3666 
Closes #6601
This commit is contained in:
LOLi
2017-09-09 00:24:31 +02:00
committed by Brian Behlendorf
parent 57858fb5ca
commit 835db58592
5 changed files with 90 additions and 53 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/libzfs/libzfs_sendrecv.c
+38 -15
View File
@@ -1242,16 +1242,14 @@ send_print_verbose(FILE *fout, const char *tosnap, const char *fromsnap,
}
}
if (size != 0) {
if (parsable) {
(void) fprintf(fout, "\t%llu",
(longlong_t)size);
} else {
char buf[16];
zfs_nicebytes(size, buf, sizeof (buf));
(void) fprintf(fout, dgettext(TEXT_DOMAIN,
" estimated size is %s"), buf);
}
if (parsable) {
(void) fprintf(fout, "\t%llu",
(longlong_t)size);
} else if (size != 0) {
char buf[16];
zfs_nicebytes(size, buf, sizeof (buf));
(void) fprintf(fout, dgettext(TEXT_DOMAIN,
" estimated size is %s"), buf);
}
(void) fprintf(fout, "\n");
}
@@ -2113,17 +2111,42 @@ err_out:
}
int
zfs_send_one(zfs_handle_t *zhp, const char *from, int fd,
enum lzc_send_flags flags)
zfs_send_one(zfs_handle_t *zhp, const char *from, int fd, sendflags_t flags)
{
int err;
int err = 0;
libzfs_handle_t *hdl = zhp->zfs_hdl;
enum lzc_send_flags lzc_flags = 0;
FILE *fout = (flags.verbose && flags.dryrun) ? stdout : stderr;
char errbuf[1024];
if (flags.largeblock)
lzc_flags |= LZC_SEND_FLAG_LARGE_BLOCK;
if (flags.embed_data)
lzc_flags |= LZC_SEND_FLAG_EMBED_DATA;
if (flags.compress)
lzc_flags |= LZC_SEND_FLAG_COMPRESS;
if (flags.raw)
lzc_flags |= LZC_SEND_FLAG_RAW;
if (flags.verbose) {
uint64_t size = 0;
err = lzc_send_space(zhp->zfs_name, from, lzc_flags, &size);
if (err == 0) {
send_print_verbose(fout, zhp->zfs_name, from, size,
flags.parsable);
} else {
(void) fprintf(stderr, "Cannot estimate send size: "
"%s\n", strerror(errno));
}
}
if (flags.dryrun)
return (err);
(void) snprintf(errbuf, sizeof (errbuf), dgettext(TEXT_DOMAIN,
"warning: cannot send '%s'"), zhp->zfs_name);
err = lzc_send(zhp->zfs_name, from, fd, flags);
err = lzc_send(zhp->zfs_name, from, fd, lzc_flags);
if (err != 0) {
switch (errno) {
case EXDEV: