ios_bgp: fixes #57666 (#57667)

* ios_bgp: fixes #57666

* ios_bgp: add integration tests

lib/ansible/module_utils/network/ios/providers/cli/config/bgp/process.py

@@ -25,6 +25,7 @@ class Provider(CliProvider):
         existing_as = None
         if config:
             match = re.search(r'router bgp (\d+)', config, re.M)
+            if match:
                 existing_as = match.group(1)
 
         operation = self.params['operation']

lib/ansible/modules/network/ios/ios_bgp.py

@@ -419,7 +419,7 @@ def main():
                            supports_check_mode=True)
 
     try:
-        result = module.edit_config(config_filter='| section bgp')
+        result = module.edit_config(config_filter='| section ^router bgp')
     except Exception as exc:
         module.fail_json(msg=to_text(exc))
 

test/integration/targets/ios_bgp/tests/cli/basic.yaml

@@ -7,6 +7,62 @@
 
 - block:
     
+  - name: Add fake config with 'bgp' string
+    ios_config:
+      match: none
+      replace: block
+      lines:
+      - "no ip access-list extended BGP_ACL"
+      - "ip access-list extended BGP_ACL"
+      - "permit tcp any any eq bgp"
+
+  - name: Try delete fake bgp config
+    register: result
+    ios_bgp:
+      operation: delete
+
+  - assert:
+      that:
+      - 'result.changed == false'
+
+  - name: Clean fake config with 'bgp' string
+    ios_config:
+      match: none
+      replace: block
+      lines:
+      - "no ip access-list extended BGP_ACL"
+
+  - name: Add fake bgp-like config
+    ios_config:
+      match: none
+      replace: block
+      lines:
+      - "no ip access-list extended BGP_ACL_2"
+      - "ip access-list extended BGP_ACL_2"
+      - "remark router bgp 64496"
+      - "remark neighbor 192.0.2.10 remote-as 64496"
+      - "remark neighbor 192.0.2.10 shutdown"
+      - "remark address-family ipv4"
+      - "remark neighbor 192.0.2.10 activate"
+      - "remark exit-address-family"
+      - "permit tcp any any eq bgp"
+
+  - name: Try delete fake bgp-like config
+    register: result
+    ios_bgp:
+      operation: delete
+
+  - assert:
+      that:
+      - 'result.changed == false'
+
+  - name: Clean fake bgp-like config
+    ios_config:
+      match: none
+      replace: block
+      lines:
+      - "no ip access-list extended BGP_ACL_2"
+
   - name: Configure BGP with AS 64496 and a router-id
     ios_bgp: &config
       operation: merge