Fix for failed recovery of config_logfile

cps/config_sql.py

@@ -293,7 +293,12 @@ class _ConfigSQL(object):
                 have_metadata_db = os.path.isfile(db_file)
         self.db_configured = have_metadata_db
         constants.EXTENSIONS_UPLOAD = [x.lstrip().rstrip() for x in self.config_upload_formats.split(',')]
-        logger.setup(self.config_logfile, self.config_log_level)
+        logfile = logger.setup(self.config_logfile, self.config_log_level)
+        if logfile != self.config_logfile:
+            log.warning("Log path %s not valid, falling back to default", self.config_logfile)
+            self.config_logfile = logfile
+            self._session.merge(s)
+            self._session.commit()
 
     def save(self):
         '''Apply all configuration values to the underlying storage.'''

cps/logger.py

@@ -82,7 +82,6 @@ def _absolute_log_file(log_file, default_log_file):
         if not os.path.dirname(log_file):
             log_file = os.path.join(_CONFIG_DIR, log_file)
         return os.path.abspath(log_file)
-
     return default_log_file
 
 
@@ -115,7 +114,7 @@ def setup(log_file, log_level=None):
     if previous_handler:
         # if the log_file has not changed, don't create a new handler
         if getattr(previous_handler, 'baseFilename', None) == log_file:
-            return
+            return "" if log_file == DEFAULT_LOG_FILE else log_file
         logging.debug("logging to %s level %s", log_file, r.level)
 
     if log_file == LOG_TO_STDERR or log_file == LOG_TO_STDOUT:
@@ -132,12 +131,14 @@ def setup(log_file, log_level=None):
             if log_file == DEFAULT_LOG_FILE:
                 raise
             file_handler = RotatingFileHandler(DEFAULT_LOG_FILE, maxBytes=50000, backupCount=2)
+            log_file = ""
     file_handler.setFormatter(FORMATTER)
 
     for h in r.handlers:
         r.removeHandler(h)
         h.close()
     r.addHandler(file_handler)
+    return "" if log_file == DEFAULT_LOG_FILE else log_file
 
 
 def create_access_log(log_file, log_name, formatter):
@@ -150,11 +151,18 @@ def create_access_log(log_file, log_name, formatter):
     access_log = logging.getLogger(log_name)
     access_log.propagate = False
     access_log.setLevel(logging.INFO)
-
+    try:
         file_handler = RotatingFileHandler(log_file, maxBytes=50000, backupCount=2)
+    except IOError:
+        if log_file == DEFAULT_ACCESS_LOG:
+            raise
+        file_handler = RotatingFileHandler(DEFAULT_ACCESS_LOG, maxBytes=50000, backupCount=2)
+        log_file = "access.log"
+
     file_handler.setFormatter(formatter)
     access_log.addHandler(file_handler)
-    return access_log
+    return access_log, \
+           "access.log" if _absolute_log_file(log_file, DEFAULT_ACCESS_LOG) == DEFAULT_ACCESS_LOG else log_file
 
 
 # Enable logging of smtp lib debug output

cps/server.py

@@ -72,7 +72,11 @@ class WebServer(object):
         if config.config_access_log:
             log_name = "gevent.access" if _GEVENT else "tornado.access"
             formatter = logger.ACCESS_FORMATTER_GEVENT if _GEVENT else logger.ACCESS_FORMATTER_TORNADO
-            self.access_logger = logger.create_access_log(config.config_access_logfile, log_name, formatter)
+            self.access_logger, logfile = logger.create_access_log(config.config_access_logfile, log_name, formatter)
+            if logfile != config.config_access_logfile:
+                log.warning("Accesslog path %s not valid, falling back to default", config.config_access_logfile)
+                config.config_access_logfile = logfile
+                config.save()
         else:
             if not _GEVENT:
                 logger.get('tornado.access').disabled = True

cps/web.py

@@ -48,7 +48,7 @@ except ImportError:
 from werkzeug.datastructures import Headers
 from werkzeug.security import generate_password_hash, check_password_hash
 
-from . import constants, logger, isoLanguages, services, worker
+from . import constants, logger, isoLanguages, services, worker, cli
 from . import searched_ids, lm, babel, db, ub, config, get_locale, app
 from . import calibre_db
 from .gdriveutils import getFileFromEbooksFolder, do_gdrive_download
@@ -1157,13 +1157,24 @@ def advanced_search():
         return render_title_template('search.html', adv_searchterm=searchterm,
                                      entries=q, title=_(u"search"), page="search")
     # prepare data for search-form
-    tags = calibre_db.session.query(db.Tags).join(db.books_tags_link).join(db.Books).filter(calibre_db.common_filters()) \
-        .group_by(text('books_tags_link.tag')).order_by(db.Tags.name).all()
-    series = calibre_db.session.query(db.Series).join(db.books_series_link).join(db.Books).filter(calibre_db.common_filters()) \
-        .group_by(text('books_series_link.series')).order_by(db.Series.name).filter(calibre_db.common_filters()).all()
-    extensions = calibre_db.session.query(db.Data).join(db.Books).filter(calibre_db.common_filters()) \
-        .group_by(db.Data.format).order_by(db.Data.format).all()
-
+    tags = calibre_db.session.query(db.Tags)\
+        .join(db.books_tags_link)\
+        .join(db.Books)\
+        .filter(calibre_db.common_filters()) \
+        .group_by(text('books_tags_link.tag'))\
+        .order_by(db.Tags.name).all()
+    series = calibre_db.session.query(db.Series)\
+        .join(db.books_series_link)\
+        .join(db.Books)\
+        .filter(calibre_db.common_filters()) \
+        .group_by(text('books_series_link.series'))\
+        .order_by(db.Series.name)\
+        .filter(calibre_db.common_filters()).all()
+    extensions = calibre_db.session.query(db.Data)\
+        .join(db.Books)\
+        .filter(calibre_db.common_filters()) \
+        .group_by(db.Data.format)\
+        .order_by(db.Data.format).all()
     if current_user.filter_language() == u"all":
         languages = calibre_db.speaking_language()
     else: