Variablize region and limit

bash/delete_wafv1_rules.sh

@@ -1,14 +1,23 @@
 #!/bin/bash
 
+REGION="us-east-1"
+LIMIT=50
+
+get_change_token() {
+    local response=$(aws waf get-change-token --region $REGION)
+    local change_token=$(echo "$response" | jq -r '.ChangeToken')
+    echo "$change_token"
+}
+
 list_waf_rules() {
     local next_token=""
     
     while true; do
-        local response=$(aws waf list-rules --region us-west-2 --limit 50 --next-marker "$next_token")
+        local response=$(aws waf list-rules --region $REGION --limit $LIMIT --next-marker "$next_token")
         local rule_ids=($(echo "$response" | jq -r '.Rules[].RuleId'))
         
         for rule_id in "${rule_ids[@]}"; do
-            local rule_name=$(aws waf get-rule --region us-west-2 --rule-id "$rule_id" --query 'Rule.Name')
+            local rule_name=$(aws waf get-rule --region $REGION --rule-id "$rule_id" --query 'Rule.Name')
             echo "Rule ID: $rule_id, Rule Name: $rule_name"
         done
         
@@ -20,15 +29,16 @@ list_waf_rules() {
 }
 
 delete_waf_rules() {
+    local change_token=$(get_change_token)
     local next_token=""
     
     while true; do
-        local response=$(aws waf list-rules --region us-west-2 --limit 50 --next-marker "$next_token")
+        local response=$(aws waf list-rules --region $REGION --limit $LIMIT --next-marker "$next_token")
         local rule_ids=($(echo "$response" | jq -r '.Rules[].RuleId'))
         
         for rule_id in "${rule_ids[@]}"; do
             echo "Deleting Rule ID: $rule_id"
-            aws waf delete-rule --region us-west-2 --rule-id "$rule_id"
+            aws waf delete-rule --region $REGION --rule-id "$rule_id" --change-token "$change_token"
         done
         
         local next_token=$(echo "$response" | jq -r '.NextMarker')