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-rw-r--r--src/http/ngx_http_upstream.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/http/ngx_http_upstream.c b/src/http/ngx_http_upstream.c
index f3730a063..62009f6c7 100644
--- a/src/http/ngx_http_upstream.c
+++ b/src/http/ngx_http_upstream.c
@@ -2304,6 +2304,15 @@ ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u)
p->send_timeout = clcf->send_timeout;
p->send_lowat = clcf->send_lowat;
+ p->length = -1;
+
+ if (u->input_filter_init
+ && u->input_filter_init(p->input_ctx) != NGX_OK)
+ {
+ ngx_http_upstream_finalize_request(r, u, 0);
+ return;
+ }
+
u->read_event_handler = ngx_http_upstream_process_upstream;
r->write_event_handler = ngx_http_upstream_process_downstream;