From dbd32278f869331683fcf15c4c04fc6c3e0d1611 Mon Sep 17 00:00:00 2001 From: Daniel Stenberg Date: Tue, 30 Oct 2001 15:21:45 +0000 Subject: Added an additional SSL check for a dead socket before we re-use an SSL connection. The simple socket-check is not enough in these cases. --- lib/url.c | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) (limited to 'lib') diff --git a/lib/url.c b/lib/url.c index e16766fce..bd01136d8 100644 --- a/lib/url.c +++ b/lib/url.c @@ -935,7 +935,7 @@ CURLcode Curl_disconnect(struct connectdata *conn) * be dead. Most commonly this happens when the server has closed the * connection due to inactivity. */ -static bool SocketIsDead(int sock) +static bool SocketIsDead(struct connectdata *conn, int sock) { int sval; bool ret_val = TRUE; @@ -949,9 +949,17 @@ static bool SocketIsDead(int sock) to.tv_usec = 1; sval = select(sock + 1, &check_set, 0, 0, &to); - if(sval == 0) + if(sval == 0) { /* timeout */ - ret_val = FALSE; + ret_val = FALSE; +#ifdef USE_SSLEAY + /* the socket seems fine, but is the SSL later fine too? */ + if(conn->ssl.use) { + if(SSL_get_shutdown(conn->ssl.handle)) + return TRUE; /* this connection is dead! */ + } +#endif + } return ret_val; } @@ -994,7 +1002,7 @@ ConnectionExists(struct SessionHandle *data, continue; } } - dead = SocketIsDead(check->firstsocket); + dead = SocketIsDead(check, check->firstsocket); if(dead) { infof(data, "Connection %d seems to be dead!\n", i); Curl_disconnect(check); /* disconnect resources */ -- cgit v1.2.3