CVEDB: Fix bug in database location - use cached path intstead of default (#901)

Author: Niraj-Kamdar

cve_bin_tool/cvedb.py

@@ -68,8 +68,7 @@ def __init__(
         self.version_check = version_check
 
         # set up the db if needed
-        self.disk_location = DISK_LOCATION_DEFAULT
-        self.dbname = os.path.join(self.disk_location, DBNAME)
+        self.dbpath = os.path.join(self.cachedir, DBNAME)
         self.connection = None
         self.session = session
 
@@ -241,9 +240,9 @@ def get_cvelist_if_stale(self):
         """ Update if the local db is more than one day old.
         This avoids the full slow update with every execution.
         """
-        if not os.path.isfile(self.dbname) or (
+        if not os.path.isfile(self.dbpath) or (
             datetime.datetime.today()
-            - datetime.datetime.fromtimestamp(os.path.getmtime(self.dbname))
+            - datetime.datetime.fromtimestamp(os.path.getmtime(self.dbpath))
         ) > datetime.timedelta(hours=24):
             self.refresh_cache_and_update_db()
         else:
@@ -577,7 +576,7 @@ def clear_cached_data(self):
     def db_open(self):
         """ Opens connection to sqlite database."""
         if not self.connection:
-            self.connection = sqlite3.connect(self.dbname)
+            self.connection = sqlite3.connect(self.dbpath)
 
     def db_close(self):
         """ Closes connection to sqlite database."""