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libceph: switch to the new "osd blocklist add" command 

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Ilya Dryomov 2020-09-15 20:38:34 +02:00
parent 0b98acd618
commit 1b05fae7f2
1 changed files with 52 additions and 15 deletions
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67
net/ceph/mon_client.c
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@ -896,8 +896,9 @@ bad:
ceph_msg_dump(msg);
}
int ceph_monc_blocklist_add(struct ceph_mon_client *monc,
struct ceph_entity_addr *client_addr)
static __printf(2, 0)
int do_mon_command_vargs(struct ceph_mon_client *monc, const char *fmt,
va_list ap)
{
struct ceph_mon_generic_request *req;
struct ceph_mon_command *h;
@ -925,28 +926,64 @@ int ceph_monc_blocklist_add(struct ceph_mon_client *monc,
h->monhdr.session_mon_tid = 0;
h->fsid = monc->monmap->fsid;
h->num_strs = cpu_to_le32(1);
len = sprintf(h->str, "{ \"prefix\": \"osd blacklist\", \
\"blacklistop\": \"add\", \
\"addr\": \"%pISpc/%u\" }",
&client_addr->in_addr, le32_to_cpu(client_addr->nonce));
len = vsprintf(h->str, fmt, ap);
h->str_len = cpu_to_le32(len);
send_generic_request(monc, req);
mutex_unlock(&monc->mutex);
ret = wait_generic_request(req);
if (!ret)
/*
* Make sure we have the osdmap that includes the blocklist
* entry. This is needed to ensure that the OSDs pick up the
* new blocklist before processing any future requests from
* this client.
*/
ret = ceph_wait_for_latest_osdmap(monc->client, 0);
out:
put_generic_request(req);
return ret;
}
static __printf(2, 3)
int do_mon_command(struct ceph_mon_client *monc, const char *fmt, ...)
{
va_list ap;
int ret;
va_start(ap, fmt);
ret = do_mon_command_vargs(monc, fmt, ap);
va_end(ap);
return ret;
}
int ceph_monc_blocklist_add(struct ceph_mon_client *monc,
struct ceph_entity_addr *client_addr)
{
int ret;
ret = do_mon_command(monc,
"{ \"prefix\": \"osd blocklist\", \
\"blocklistop\": \"add\", \
\"addr\": \"%pISpc/%u\" }",
&client_addr->in_addr,
le32_to_cpu(client_addr->nonce));
if (ret == -EINVAL) {
/*
* The monitor returns EINVAL on an unrecognized command.
* Try the legacy command -- it is exactly the same except
* for the name.
*/
ret = do_mon_command(monc,
"{ \"prefix\": \"osd blacklist\", \
\"blacklistop\": \"add\", \
\"addr\": \"%pISpc/%u\" }",
&client_addr->in_addr,
le32_to_cpu(client_addr->nonce));
}
if (ret)
return ret;
/*
* Make sure we have the osdmap that includes the blocklist
* entry. This is needed to ensure that the OSDs pick up the
* new blocklist before processing any future requests from
* this client.
*/
return ceph_wait_for_latest_osdmap(monc->client, 0);
}
EXPORT_SYMBOL(ceph_monc_blocklist_add);
/*