caddyhttp: Add 'skip_log' var to omit request from logs (#4691)

* caddyhttp: Implement `skip_log` handler

* Refactor to use vars middleware

Co-authored-by: Matt Holt <mholt@users.noreply.github.com>

1 files changed, 32 insertions, 0 deletions

diff --git a/caddytest/integration/caddyfile_adapt/log_except_catchall_blocks.txt b/caddytest/integration/caddyfile_adapt/log_except_catchall_blocks.txt
index 57b63af..ed3b20d 100644
--- a/caddytest/integration/caddyfile_adapt/log_except_catchall_blocks.txt
+++ b/caddytest/integration/caddyfile_adapt/log_except_catchall_blocks.txt
@@ -1,5 +1,7 @@
 http://localhost:2020 {
 	log
+	skip_log /first-hidden*
+	skip_log /second-hidden*
 	respond 200
 }
 
@@ -31,6 +33,36 @@ http://localhost:2020 {
 										{
 											"handle": [
 												{
+													"handler": "vars",
+													"skip_log": true
+												}
+											],
+											"match": [
+												{
+													"path": [
+														"/second-hidden*"
+													]
+												}
+											]
+										},
+										{
+											"handle": [
+												{
+													"handler": "vars",
+													"skip_log": true
+												}
+											],
+											"match": [
+												{
+													"path": [
+														"/first-hidden*"
+													]
+												}
+											]
+										},
+										{
+											"handle": [
+												{
 													"handler": "static_response",
 													"status_code": 200
 												}