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libceph: decouple hunting and subs management 

Coupling hunting state with subscribe state is not a good idea.  Clear
hunting when we complete the authentication handshake.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
This commit is contained in:
Ilya Dryomov 2016-01-08 21:17:22 +03:00
parent 02ac956c42
commit 0f9af169a1
1 changed files with 22 additions and 9 deletions
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31
net/ceph/mon_client.c
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@ -255,12 +255,6 @@ static void handle_subscribe_ack(struct ceph_mon_client *monc,
seconds = le32_to_cpu(h->duration);
mutex_lock(&monc->mutex);
if (monc->hunting) {
pr_info("mon%d %s session established\n",
monc->cur_mon,
ceph_pr_addr(&monc->con.peer_addr.in_addr));
monc->hunting = false;
}
dout("handle_subscribe_ack after %d seconds\n", seconds);
monc->sub_renew_after = monc->sub_sent + (seconds >> 1)*HZ - 1;
monc->sub_sent = 0;
@ -877,6 +871,14 @@ void ceph_monc_stop(struct ceph_mon_client *monc)
}
EXPORT_SYMBOL(ceph_monc_stop);
static void finish_hunting(struct ceph_mon_client *monc)
{
if (monc->hunting) {
dout("%s found mon%d\n", __func__, monc->cur_mon);
monc->hunting = false;
}
}
static void handle_auth_reply(struct ceph_mon_client *monc,
struct ceph_msg *msg)
{
@ -890,11 +892,15 @@ static void handle_auth_reply(struct ceph_mon_client *monc,
msg->front.iov_len,
monc->m_auth->front.iov_base,
monc->m_auth->front_alloc_len);
if (ret > 0) {
__send_prepared_auth_request(monc, ret);
goto out;
}
finish_hunting(monc);
if (ret < 0) {
monc->client->auth_err = ret;
wake_up_all(&monc->client->auth_wq);
} else if (ret > 0) {
__send_prepared_auth_request(monc, ret);
} else if (!was_auth && ceph_auth_is_authenticated(monc->auth)) {
dout("authenticated, starting session\n");
@ -904,8 +910,15 @@ static void handle_auth_reply(struct ceph_mon_client *monc,
__send_subscribe(monc);
__resend_generic_request(monc);
pr_info("mon%d %s session established\n", monc->cur_mon,
ceph_pr_addr(&monc->con.peer_addr.in_addr));
}
out:
mutex_unlock(&monc->mutex);
if (monc->client->auth_err < 0)
wake_up_all(&monc->client->auth_wq);
}
static int __validate_auth(struct ceph_mon_client *monc)