Mysql as backend instead of flat files

nodepupper/nodeops.py

@@ -1,5 +1,7 @@
 import ZODB
-import ZODB.FileStorage
+from relstorage.storage import RelStorage
+from relstorage.options import Options
+from relstorage.adapters.mysql import MySQLAdapter
 import persistent
 import persistent.list
 import persistent.mapping
@@ -41,7 +43,9 @@ class NClassAttachment(persistent.Persistent):
 
 class NodeOps(object):
     def __init__(self, db_path):
-        self.storage = ZODB.FileStorage.FileStorage(db_path)
+        self.mysql = MySQLAdapter(host="localhost", user="zodb", passwd="zodb", db="zodb",
+                                  options=Options(keep_history=False))
+        self.storage = RelStorage(adapter=self.mysql)
         self.db = ZODB.DB(self.storage)
 
         with self.db.transaction() as c:

requirements.txt

@@ -1,26 +1,35 @@
 appdirs==1.4.3
+asn1crypto==0.24.0
 backports.functools-lru-cache==1.5
 BTrees==4.5.1
 certifi==2018.11.29
+cffi==1.12.2
 chardet==3.0.4
 cheroot==6.5.2
 CherryPy==18.0.1
+cryptography==2.6.1
 idna==2.8
 jaraco.functools==1.20
 Jinja2==2.10
 MarkupSafe==1.0
 more-itertools==4.3.0
+perfmetrics==2.0
 persistent==4.4.2
 portend==2.3
+pycparser==2.19
+PyMySQL==0.9.3
 pytz==2018.5
 PyYAML==3.13
+RelStorage==2.1.1
 requests==2.21.0
 six==1.11.0
 tempora==1.13
-transaction==2.2.1
+transaction==2.4.0
 urllib3==1.24.1
 zc.lockfile==1.3.0
 ZConfig==3.3.0
-ZODB==5.4.0
+zdaemon==4.3
+ZEO==5.2.1
+ZODB==5.5.1
 zodbpickle==1.0.2
 zope.interface==4.5.0