增加sql的waf功能

waf/report.lua

@@ -0,0 +1,11 @@
+local _M = {}
+function _M.violation(result)
+    full_violation_text = "violation: \n"
+    if result == g_violation_sql_detect then
+        g_result_sql_detect = full_violation_text .. "SQL Injection detected \n"
+    end
+    full_violation_text = full_violation_text .. ngx.var.request_uri .. " \n"
+    log(violation)
+    say_html()
+end
+return _M