From c8d6ca21955c2194fa482dc509765ad88ec7ff7f Mon Sep 17 00:00:00 2001
From: Jonni Liljamo <jonni@liljamo.com>
Date: Sat, 26 Oct 2024 22:40:02 +0300
Subject: [PATCH] feat: generate-nginx.sh

---
 README.md         |  4 ++++
 generate-nginx.sh | 22 ++++++++++++++++++++++
 2 files changed, 26 insertions(+)
 create mode 100755 generate-nginx.sh

diff --git a/README.md b/README.md
index 09fc91d..b099d23 100644
--- a/README.md
+++ b/README.md
@@ -16,3 +16,7 @@ robots.txt generation.
  * arg $1 is a required path to the out file
  * arg $2 is an optional path to a base file
 
+`generate-nginx.sh` is a bash script for generating an nginx if block to block
+user agents at that level:
+ * prints out an if block with every user agent in the lists
+
diff --git a/generate-nginx.sh b/generate-nginx.sh
new file mode 100755
index 0000000..002e4c2
--- /dev/null
+++ b/generate-nginx.sh
@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+
+out="if (\$http_user_agent ~* \""
+
+# loop lists
+for filename in ./lists/*.txt; do
+    # line by line
+    while read -r line; do
+        # ignore empty
+        [ -z "$line" ] && continue
+        # ignore comments
+        [[ $line =~ ^#.* ]] && continue
+
+        # add to out
+        out="$out$line|"
+    done < $filename
+done
+
+out=${out::-1}
+out="$out\") {\n    return 403;\n}\n"
+
+printf "$out"
-- 
2.44.1