diff options
| author | Jeff Darcy <jdarcy@redhat.com> | 2014-11-05 22:37:48 -0500 |
|---|---|---|
| committer | Vijay Bellur <vbellur@redhat.com> | 2015-01-27 06:03:58 -0800 |
| commit | 0b9a6a63b50e0c4947233aee33fc86f603f77dd1 (patch) | |
| tree | e9501036eef39043af45ea835144bcaab3197f62 /rpc/rpc-transport/socket/src | |
| parent | d8d0db420598e1f4cebc8f973f1eff36e93dd83d (diff) | |
socket: fix segfaults when TLS management connections fail
Change-Id: I1fd085b04ad1ee68c982d3736b322c19dd12e071
BUG: 1160900
Signed-off-by: Jeff Darcy <jdarcy@redhat.com>
Reviewed-on: http://review.gluster.org/9059
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Harshavardhana <harsha@harshavardhana.net>
Reviewed-by: Vijay Bellur <vbellur@redhat.com>
Diffstat (limited to 'rpc/rpc-transport/socket/src')
| -rw-r--r-- | rpc/rpc-transport/socket/src/socket.c | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/rpc/rpc-transport/socket/src/socket.c b/rpc/rpc-transport/socket/src/socket.c index 2a6586beafd..107590b0273 100644 --- a/rpc/rpc-transport/socket/src/socket.c +++ b/rpc/rpc-transport/socket/src/socket.c @@ -394,10 +394,12 @@ done: static void ssl_teardown_connection (socket_private_t *priv) { - SSL_shutdown(priv->ssl_ssl); - SSL_clear(priv->ssl_ssl); - SSL_free(priv->ssl_ssl); - priv->ssl_ssl = NULL; + if (priv->ssl_ssl) { + SSL_shutdown(priv->ssl_ssl); + SSL_clear(priv->ssl_ssl); + SSL_free(priv->ssl_ssl); + priv->ssl_ssl = NULL; + } priv->use_ssl = _gf_false; } @@ -560,12 +562,19 @@ __socket_rwv (rpc_transport_t *this, struct iovec *vector, int count, --opcount; continue; } - if (write) { + if (priv->use_ssl && !priv->ssl_ssl) { + /* + * We could end up here with priv->ssl_ssl still NULL + * if (a) the connection failed and (b) some fool + * called other socket functions anyway. Demoting to + * non-SSL might be insecure, so just fail it outright. + */ + ret = -1; + } else if (write) { if (priv->use_ssl) { - ret = ssl_write_one(this, - opvector->iov_base, opvector->iov_len); - } - else { + ret = ssl_write_one (this, opvector->iov_base, + opvector->iov_len); + } else { ret = writev (sock, opvector, IOV_MIN(opcount)); } @@ -611,7 +620,7 @@ __socket_rwv (rpc_transport_t *this, struct iovec *vector, int count, strerror (errno)); } - if (priv->use_ssl) { + if (priv->use_ssl && priv->ssl_ssl) { ssl_dump_error_stack(this->name); } opcount = -1; @@ -3050,7 +3059,6 @@ handler: if (priv->own_thread) { close(priv->sock); priv->sock = -1; - goto unlock; } else { /* Ignore error from connect. epoll events |