Mail: added missing event handling after blocking events.

As long as a read event is blocked (ignored), ngx_handle_read_event()
needs to be called to make sure no further notifications will be
triggered when using level-triggered event methods, such as select() or
poll().
This commit is contained in:
Maxim Dounin 2021-03-05 17:16:16 +03:00
parent d5a31fdad5
commit 8ed63c936c
3 changed files with 18 additions and 0 deletions

View File

@ -123,6 +123,12 @@ ngx_mail_imap_auth_state(ngx_event_t *rev)
if (s->out.len) {
ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "imap send handler busy");
s->blocked = 1;
if (ngx_handle_read_event(c->read, 0) != NGX_OK) {
ngx_mail_close_connection(c);
return;
}
return;
}

View File

@ -138,6 +138,12 @@ ngx_mail_pop3_auth_state(ngx_event_t *rev)
if (s->out.len) {
ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "pop3 send handler busy");
s->blocked = 1;
if (ngx_handle_read_event(c->read, 0) != NGX_OK) {
ngx_mail_close_connection(c);
return;
}
return;
}

View File

@ -449,6 +449,12 @@ ngx_mail_smtp_auth_state(ngx_event_t *rev)
if (s->out.len) {
ngx_log_debug0(NGX_LOG_DEBUG_MAIL, c->log, 0, "smtp send handler busy");
s->blocked = 1;
if (ngx_handle_read_event(c->read, 0) != NGX_OK) {
ngx_mail_close_connection(c);
return;
}
return;
}