rebuilt YAML version

2026-04-27 16:31:00 -04:00
parent d3a59d8819
commit 066f83e42c
3 changed files with 93 additions and 0 deletions
@@ -0,0 +1,74 @@
+from jinja2 import Environment, FileSystemLoader
+import pprint
+import os
+
+from yaml import safe_load
+try:
+    from yaml import CLoader as Loader
+except ImportError:
+    from yaml import Loader
+
+def main(args: list) -> None:
+    template_filepath = args.template
+    input_filepath = args.input
+    output_filepath = args.output
+    
+    with open(input_filepath, 'r') as file:
+        devices = safe_load(file)
+    
+    template_path = os.path.dirname(os.path.abspath(template_filepath))
+    template_filename = os.path.basename(template_filepath)
+    
+    env = Environment(loader=FileSystemLoader(template_path))
+    template = env.get_template(template_filename)
+    
+    #Path("./output").mkdir(parents=True, exist_ok=True)
+
+    ### Specify output file - current write to script working directory
+    #filename = "./output/bdr_output.config"
+
+    ### open output file mode="w" for create/truncate
+    output = open(output_filepath, mode="w", encoding="utf-8")        
+
+    
+    for host, keys in devices.items():
+        device = "{"
+        for key, value in keys.items():
+            device += "'{}':'{}', ".format(key,value)
+        device += "'hostname':'{}' }}".format(host)
+        #pprint.pprint(device)
+
+        device_dict = eval(device)
+        #pprint.pprint(device_dict)
+        content = template.render( device_dict )
+                
+        #print('{}\n'.format(content))
+        output.write('{}\n'.format(content))
+    
+    return 0
+
+if __name__ == "__main__":
+
+    import argparse
+    
+    parser = argparse.ArgumentParser(description='Arguments for '
+                                                 'Config_builder.py')
+    parser.add_argument('-template',
+                        help='Template config with JINJA markup',
+                        required=True
+                        )
+
+    parser.add_argument('-input',
+                        help='YAML file with devices and config variables',
+                        required=True
+                        )
+
+    parser.add_argument('-output',
+                        help='Output File',
+                        required=True
+                        )
+
+    custom_args = parser.parse_known_args()[0]
+
+    main(custom_args)
+    
@@ -0,0 +1,17 @@
+
+set devices device {{hostname}} config community-set 12684-SITE-COMMUNITY set 12684:40{{SiteCode}}3
+set devices device {{hostname}} config community-set 12684-REGION-COMMUNITY set 12684:40{{RegionCode}}3
+set devices device {{hostname}} config prefix-set PL-ROAMING-BGP-IP set "#L-CTN Roaming Prefixes"
+set devices device {{hostname}} config prefix-set PL-ROAMING-BGP-IP set "10.194.0.0/16 le 29"
+set devices device {{hostname}} config prefix-set PL-ROAMING-BGP-IP set "10.195.0.0/16 le 32"
+set devices device {{hostname}} config prefix-set PL-ROAMING-BGP-IP set "10.196.0.0/16 le 32"
+set devices device {{hostname}} config prefix-set PL-ROAMING-BGP-IP set "212.165.224.0/20 le 32"
+set devices device {{hostname}} config prefix-set PL-ROAMING-BGP-IP set "210.5.255.0/24 le 32"
+set devices device {{hostname}} config prefix-set PL-ROAMING-BGP-IP set "216.236.192.0/19 le 32"
+set devices device {{hostname}} config prefix-set PL-ROAMING-BGP-IP set "216.226.228.0/24 le 32"
+set devices device {{hostname}} config prefix-set PL-ROAMING-BGP-IP set "64.110.160.0/19 le 32"
+set devices device {{hostname}} config prefix-set PL-ROAMING-BGP-IP set "216.252.128.0/20 le 32"
+set devices device {{hostname}} config prefix-set PL-ROAMING-BGP-IP set "103.157.76.0/24 le 32"
+set devices device {{hostname}} config prefix-set PL-ROAMING-BGP-IP set "212.165.160.0/20 le 32"
+set devices device {{hostname}} config prefix-set DEFAULT set 0.0.0.0/0
+set devices device {{hostname}} config route-policy V1698_IN value "  if destination in DEFAULT then\r\n    drop\r\n  elseif destination in PL-ROAMING-BGP-IP then\r\n    set community 12684-SITE-COMMUNITY additive\r\n    set community 12684-REGION-COMMUNITY additive\r\n    set community SITE-COMMUNITY additive\r\n  endif\r\n"
@@ -23,11 +23,13 @@ set services infra-crt {{device}} interface loopback-interface lo0 {{unit["name"
 {%- endif %}
 {%- endfor %}

+{#-
 set services infra-crt {{device}} isis
 set services infra-crt {{device}} ldp
 set services infra-crt {{device}} rsvp
 set services infra-crt {{device}} mpls-te
 set services infra-crt {{device}} service-policy
+#}

 {# Aggregate-interface declaration - protocol declaration for AEs is same as standard core-interfaces #}
 {%- for key,aggregate_interface in interfaces["aggregate-interface"].items() %}