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conn: xmpp_conn_set_keepalive() stores parameters in conn

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Store keepalive parameters in conn object. This allows call the function
with a disconnected conn. Also, the parameters are not cleared on
reconnect and applied once a socket is created.
This commit is contained in:
Dmitry Podgorny
2016-04-26 19:48:34 +00:00
parent a50d706bcd
commit 2ef432f632
3 changed files with 29 additions and 12 deletions
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7
src/common.h
View File

@@ -155,9 +155,12 @@ struct _xmpp_conn_t {
uint64_t timeout_stamp;
int error;
xmpp_stream_error_t *stream_error;
sock_t sock;
tls_t *tls;
sock_t sock;
int ka_timeout; /* TCP keepalive timeout */
int ka_interval; /* TCP keepalive interval */
tls_t *tls;
int tls_support;
int tls_disabled;
int tls_mandatory;

23
src/conn.c
View File

@@ -90,6 +90,8 @@ xmpp_conn_t *xmpp_conn_new(xmpp_ctx_t * const ctx)
conn->type = XMPP_UNKNOWN;
conn->state = XMPP_STATE_DISCONNECTED;
conn->sock = -1;
conn->ka_timeout = 0;
conn->ka_interval = 0;
conn->tls = NULL;
conn->timeout_stamp = 0;
conn->error = 0;
@@ -185,7 +187,9 @@ xmpp_conn_t *xmpp_conn_clone(xmpp_conn_t * const conn)
/** Set TCP keepalive parameters
* Turn on TCP keepalive and set timeout and interval. Zero timeout
* disables TCP keepalives.
* disables TCP keepalives. The parameters are applied immediately for
* a non disconnected object. Also, they are applied when the connection
* object connects successfully.
*
* @param conn a Strophe connection object
* @param timeout TCP keepalive timeout in seconds
@@ -195,14 +199,14 @@ xmpp_conn_t *xmpp_conn_clone(xmpp_conn_t * const conn)
*/
void xmpp_conn_set_keepalive(xmpp_conn_t * const conn, int timeout, int interval)
{
int ret;
int ret = 0;
conn->ka_timeout = timeout;
conn->ka_interval = interval;
if (conn->state != XMPP_STATE_DISCONNECTED)
ret = sock_set_keepalive(conn->sock, timeout, interval);
if (conn->state == XMPP_STATE_DISCONNECTED) {
xmpp_error(conn->ctx, "xmpp", "Setting TCP keepalive impossible on"
"disconnected connection");
return;
}
ret = sock_set_keepalive(conn->sock, timeout, interval);
if (ret < 0) {
xmpp_error(conn->ctx, "xmpp", "Setting TCP keepalive (%d,%d) error: %d",
timeout, interval, sock_error());
@@ -1003,7 +1007,6 @@ static int _conn_connect(xmpp_conn_t * const conn,
xmpp_conn_handler callback,
void * const userdata)
{
if (conn->state != XMPP_STATE_DISCONNECTED) return -1;
if (type != XMPP_CLIENT && type != XMPP_COMPONENT) return -1;
@@ -1017,6 +1020,8 @@ static int _conn_connect(xmpp_conn_t * const conn,
xmpp_debug(conn->ctx, "xmpp", "sock_connect() to %s:%u returned %d",
host, port, conn->sock);
if (conn->sock == -1) return -1;
if (conn->ka_timeout || conn->ka_interval)
sock_set_keepalive(conn->sock, conn->ka_timeout, conn->ka_interval);
/* setup handler */
conn->conn_handler = callback;