vrf: T2230: move inlined templates to dedicated files

2 files changed, 16 insertions, 15 deletions

diff --git a/data/templates/vrf/vrf.conf.tmpl b/data/templates/vrf/vrf.conf.tmpl
new file mode 100644
index 000000000..761b0bb6f
--- /dev/null
+++ b/data/templates/vrf/vrf.conf.tmpl
@@ -0,0 +1,8 @@
+### Autogenerated by vrf.py ###
+#
+# Routing table ID to name mapping reference
+
+# id       vrf name         comment
+{% for vrf in vrf_add -%}
+{{ "%-10s" | format(vrf.table) }} {{ "%-16s" | format(vrf.name) }} # {{ vrf.description }}
+{% endfor -%}
diff --git a/src/conf_mode/vrf.py b/src/conf_mode/vrf.py
index 53ee13bec..8cf4b72ae 100755
--- a/src/conf_mode/vrf.py
+++ b/src/conf_mode/vrf.py
@@ -15,34 +15,22 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 import os
-import jinja2
 
 from sys import exit
 from copy import deepcopy
+from jinja2 import FileSystemLoader, Environment
 from json import loads
 from subprocess import check_output, CalledProcessError
 
 from vyos.config import Config
 from vyos.configdict import list_diff
+from vyos.defaults import directories as vyos_data_dir
 from vyos.ifconfig import Interface
 from vyos.util import read_file
 from vyos import ConfigError
 
 config_file = r'/etc/iproute2/rt_tables.d/vyos-vrf.conf'
 
-# Please be careful if you edit the template.
-config_tmpl = """
-### Autogenerated by vrf.py ###
-#
-# Routing table ID to name mapping reference
-
-# id       vrf name         comment
-{% for vrf in vrf_add -%}
-{{ "%-10s" | format(vrf.table) }} {{ "%-16s" | format(vrf.name) }} # {{ vrf.description }}
-{% endfor -%}
-
-"""
-
 default_config_data = {
     'bind_to_all': '0',
     'deleted': False,
@@ -194,7 +182,12 @@ def verify(vrf_config):
     return None
 
 def generate(vrf_config):
-    tmpl = jinja2.Template(config_tmpl)
+    # Prepare Jinja2 template loader from files
+    tmpl_path = os.path.join(vyos_data_dir['data'], 'templates', 'vrf')
+    fs_loader = FileSystemLoader(tmpl_path)
+    env = Environment(loader=fs_loader)
+
+    tmpl = env.get_template('vrf.conf.tmpl')
     config_text = tmpl.render(vrf_config)
     with open(config_file, 'w') as f:
         f.write(config_text)