# HG changeset patch
# User Chris Branch <cbranch@cloudflare.com>
# Date 1488195909 0
# Mon Feb 27 11:45:09 2017 +0000
# Node ID 05f555d65a33ebf005fedc569fb52eba3758e1d7
# Parent 87cf6ddb41c216876d13cffa5e637a61b159362c
$request_scheme variable.

Contains the URI scheme supplied by the client. If no scheme supplied,
equivalent to $scheme.

Scheme can be supplied by the client in two ways:

* HTTP/2 :scheme pseudo-header.
* HTTP/1 absolute URI in request line.

diff -r 87cf6ddb41c2 -r 05f555d65a33 src/http/ngx_http_variables.c
--- a/src/http/ngx_http_variables.c Fri Feb 17 17:01:27 2017 +0300
+++ b/src/http/ngx_http_variables.c Mon Feb 27 11:45:09 2017 +0000
@@ -105,6 +105,8 @@
ngx_http_variable_value_t *v, uintptr_t data);
static ngx_int_t ngx_http_variable_request_id(ngx_http_request_t *r,
ngx_http_variable_value_t *v, uintptr_t data);
+static ngx_int_t ngx_http_variable_request_scheme(ngx_http_request_t *r,
+ ngx_http_variable_value_t *v, uintptr_t data);
static ngx_int_t ngx_http_variable_status(ngx_http_request_t *r,
ngx_http_variable_value_t *v, uintptr_t data);

@@ -288,6 +290,10 @@
ngx_http_variable_request_id,
0, 0, 0 },

+ { ngx_string("request_scheme"), NULL,
+ ngx_http_variable_request_scheme,
+ 0, 0, 0 },
+
{ ngx_string("status"), NULL,
ngx_http_variable_status, 0,
NGX_HTTP_VAR_NOCACHEABLE, 0 },
@@ -2158,6 +2164,24 @@


static ngx_int_t
+ngx_http_variable_request_scheme(ngx_http_request_t *r,
+ ngx_http_variable_value_t *v, uintptr_t data)
+{
+ if (r->schema_start) {
+ v->len = r->schema_end - r->schema_start;
+ v->valid = 1;
+ v->no_cacheable = 0;
+ v->not_found = 0;
+ v->data = r->schema_start;
+
+ return NGX_OK;
+ }
+
+ return ngx_http_variable_scheme(r, v, data);
+}
+
+
+static ngx_int_t
ngx_http_variable_connection(ngx_http_request_t *r,
ngx_http_variable_value_t *v, uintptr_t data)
{
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