vyos-configd: T6746: render resulting FRR configuration only once

Previously the FRR configuration was rendered via Jinja2 on every call to
get_frrendet_dict() - but it was used/applied only once.

We save the CPU cycles and render the FRR configuration only once prior to
applying it in FRR.

1 files changed, 3 insertions, 0 deletions

diff --git a/src/services/vyos-configd b/src/services/vyos-configd
index ecad85801..500d5425f 100755
--- a/src/services/vyos-configd
+++ b/src/services/vyos-configd
@@ -33,6 +33,7 @@ import zmq
 
 from vyos.defaults import directories
 from vyos.utils.boot import boot_configuration_complete
+from vyos.configdict import get_frrender_dict
 from vyos.configsource import ConfigSourceString
 from vyos.configsource import ConfigSourceError
 from vyos.configdiff import get_commit_scripts
@@ -333,6 +334,8 @@ if __name__ == '__main__':
 
                 if hasattr(config, 'frrender_cls') and res == R_SUCCESS:
                     frrender_cls = getattr(config, 'frrender_cls')
+                    tmp = get_frrender_dict(config)
+                    frrender_cls.generate(tmp)
                     frrender_cls.apply()
         else:
             logger.critical(f'Unexpected message: {message}')