From 8ea5218b07f715e9616a846bf305633ef1b3aa2a Mon Sep 17 00:00:00 2001
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From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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Date: Sat, 14 Aug 2021 11:46:08 +0200
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Subject: [PATCH] naxsi_src/naxsi_runtime.c: fix build without x_forwarded_for
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x_forwarded_for is not available if realip, geo, geoip or proxy modules
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aren't enabled resulting in the following build failure since version
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1.1a and
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https://github.com/nbs-system/naxsi/commit/07a056ccd36bc3c5c40dc17991db226cb8cf6241:
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/home/buildroot/autobuild/instance-3/output-1/build/nginx-naxsi-1.3/naxsi_src/naxsi_runtime.c: In function 'ngx_http_naxsi_data_parse':
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/home/buildroot/autobuild/instance-3/output-1/build/nginx-naxsi-1.3/naxsi_src/naxsi_runtime.c:2846:20: error: 'ngx_http_headers_in_t' has no member named 'x_forwarded_for'
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if (r->headers_in.x_forwarded_for.nelts >= 1) {
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^
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Fixes:
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- http://autobuild.buildroot.org/results/cdbc1536f6b5de3d4c836efa2f0dcaf0cdbb1462
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Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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[Upstream status: https://github.com/nbs-system/naxsi/pull/568]
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---
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naxsi_src/naxsi_runtime.c | 7 ++++++-
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1 file changed, 6 insertions(+), 1 deletion(-)
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diff --git a/naxsi_src/naxsi_runtime.c b/naxsi_src/naxsi_runtime.c
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index 28e0b29..6a723d2 100644
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--- a/naxsi_src/naxsi_runtime.c
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+++ b/naxsi_src/naxsi_runtime.c
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@@ -2842,10 +2842,12 @@ ngx_http_naxsi_data_parse(ngx_http_request_ctx_t* ctx, ngx_http_request_t* r)
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unsigned int n = 0;
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ngx_table_elt_t** h = NULL;
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ngx_array_t a;
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+#if (NGX_HTTP_X_FORWARDED_FOR)
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if (r->headers_in.x_forwarded_for.nelts >= 1) {
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a = r->headers_in.x_forwarded_for;
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n = a.nelts;
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}
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+#endif
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if (n >= 1)
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h = a.elts;
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if (n >= 1) {
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@@ -2879,6 +2881,7 @@ ngx_http_naxsi_update_current_ctx_status(ngx_http_request_ctx_t* ctx,
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/*cr, sc, cf, ctx*/
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if (cf->check_rules && ctx->special_scores) {
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+#if (NGX_HTTP_X_FORWARDED_FOR)
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if (r->headers_in.x_forwarded_for.nelts >= 1) {
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a = r->headers_in.x_forwarded_for;
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n = a.nelts;
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@@ -2896,7 +2899,9 @@ ngx_http_naxsi_update_current_ctx_status(ngx_http_request_ctx_t* ctx,
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memcpy(ip.data, h[0]->value.data, ip.len);
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ignore = nx_can_ignore_ip(&ip, cf) || nx_can_ignore_cidr(&ip, cf);
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}
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- } else {
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+ } else
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+#endif
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+ {
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ngx_str_t* ip = &r->connection->addr_text;
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NX_DEBUG(_debug_whitelist_ignore,
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NGX_LOG_DEBUG_HTTP,
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--
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2.30.2
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