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Fixed TLS connections hanging.

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After event is delivered from the kernel its further processing is blocked.
Non-ready TSL I/O operation should mark connection I/O state as not ready
to unblock events and to allow their further processing. Otherwise
the connection hangs.
This commit is contained in:
Igor Sysoev
2019-03-01 18:20:05 +03:00
parent 1b0595c74c
commit 86d4a0e473
1 changed files with 2 additions and 4 deletions
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6
src/nxt_openssl.c
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@@ -855,12 +855,11 @@ nxt_openssl_conn_test_error(nxt_task_t *task, nxt_conn_t *c, int ret,
switch (tls->ssl_error) {
case SSL_ERROR_WANT_READ:
c->socket.read_ready = 0;
if (io != NXT_OPENSSL_READ) {
nxt_fd_event_block_write(task->thread->engine, &c->socket);
c->socket.read_ready = 0;
if (nxt_fd_event_is_disabled(c->socket.read)) {
nxt_fd_event_enable_read(task->thread->engine, &c->socket);
}
@@ -869,12 +868,11 @@ nxt_openssl_conn_test_error(nxt_task_t *task, nxt_conn_t *c, int ret,
return NXT_AGAIN;
case SSL_ERROR_WANT_WRITE:
c->socket.write_ready = 0;
if (io != NXT_OPENSSL_WRITE) {
nxt_fd_event_block_read(task->thread->engine, &c->socket);
c->socket.write_ready = 0;
if (nxt_fd_event_is_disabled(c->socket.write)) {
nxt_fd_event_enable_write(task->thread->engine, &c->socket);
}