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authorIlya Dryomov <idryomov@gmail.com>2016-01-08 19:17:22 +0100
committerIlya Dryomov <idryomov@gmail.com>2016-03-25 18:51:38 +0100
commit0f9af169a1db62c33d87e4cfda46493907bd5537 (patch)
tree3997ca7f555abc3f4c6b1bca95f4138685f2c538 /net/ceph
parentlibceph: move debugfs initialization into __ceph_open_session() (diff)
downloadlinux-0f9af169a1db62c33d87e4cfda46493907bd5537.tar.xz
linux-0f9af169a1db62c33d87e4cfda46493907bd5537.zip
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>
Diffstat (limited to 'net/ceph')
-rw-r--r--net/ceph/mon_client.c31
1 files changed, 22 insertions, 9 deletions
diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c
index 5ab737ce4f6d..d6af6ca26e8d 100644
--- a/net/ceph/mon_client.c
+++ b/net/ceph/mon_client.c
@@ -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)