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-rw-r--r--python/vyos/migrator.py62
1 files changed, 25 insertions, 37 deletions
diff --git a/python/vyos/migrator.py b/python/vyos/migrator.py
index 45ea8b0eb..1e1172778 100644
--- a/python/vyos/migrator.py
+++ b/python/vyos/migrator.py
@@ -16,9 +16,13 @@
import sys
import os
import json
-import subprocess
+import logging
+
import vyos.defaults
import vyos.component_version as component_version
+from vyos.util import cmd
+
+log_file = os.path.join(vyos.defaults.directories['config'], 'vyos-migrate.log')
class MigratorError(Exception):
pass
@@ -29,9 +33,21 @@ class Migrator(object):
self._force = force
self._set_vintage = set_vintage
self._config_file_vintage = None
- self._log_file = None
self._changed = False
+ def init_logger(self):
+ self.logger = logging.getLogger(__name__)
+ self.logger.setLevel(logging.DEBUG)
+
+ # on adding the file handler, allow write permission for cfg_group;
+ # restore original umask on exit
+ mask = os.umask(0o113)
+ fh = logging.FileHandler(log_file)
+ formatter = logging.Formatter('%(message)s')
+ fh.setFormatter(formatter)
+ self.logger.addHandler(fh)
+ os.umask(mask)
+
def read_config_file_versions(self):
"""
Get component versions from config file footer and set vintage;
@@ -68,34 +84,15 @@ class Migrator(object):
else:
return True
- def open_log_file(self):
- """
- Open log file for migration, catching any error.
- Note that, on boot, migration takes place before the canonical log
- directory is created, hence write to the config file directory.
- """
- self._log_file = os.path.join(vyos.defaults.directories['config'],
- 'vyos-migrate.log')
- # on creation, allow write permission for cfg_group;
- # restore original umask on exit
- mask = os.umask(0o113)
- try:
- log = open('{0}'.format(self._log_file), 'w')
- log.write("List of executed migration scripts:\n")
- except Exception as e:
- os.umask(mask)
- print("Logging error: {0}".format(e))
- return None
-
- os.umask(mask)
- return log
-
def run_migration_scripts(self, config_file_versions, system_versions):
"""
Run migration scripts iteratively, until config file version equals
system component version.
"""
- log = self.open_log_file()
+ os.environ['VYOS_MIGRATION'] = '1'
+ self.init_logger()
+
+ self.logger.info("List of executed migration scripts:")
cfg_versions = config_file_versions
sys_versions = system_versions
@@ -127,8 +124,9 @@ class Migrator(object):
'{}-to-{}'.format(cfg_ver, next_ver))
try:
- subprocess.check_call([migrate_script,
- self._config_file])
+ out = cmd([migrate_script, self._config_file])
+ self.logger.info(f'{migrate_script}')
+ if out: self.logger.info(out)
except FileNotFoundError:
pass
except Exception as err:
@@ -136,19 +134,9 @@ class Migrator(object):
"".format(migrate_script, err))
sys.exit(1)
- if log:
- try:
- log.write('{0}\n'.format(migrate_script))
- except Exception as e:
- print("Error writing log: {0}".format(e))
-
cfg_ver = next_ver
-
rev_versions[key] = cfg_ver
- if log:
- log.close()
-
return rev_versions
def write_config_file_versions(self, cfg_versions):