Begin further integration of code into hack

uncloud/hack/db.py

@@ -0,0 +1,52 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#
+# 2020 Nico Schottelius (nico.schottelius at ungleich.ch)
+#
+# This file is part of uncloud.
+#
+# uncloud is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# uncloud is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with uncloud. If not, see <http://www.gnu.org/licenses/>.
+#
+#
+
+import etcd3
+
+class DB(object):
+    def __init__(self, urls):
+        self.urls = urls
+        self.prefix = "/nicohack/"
+
+    def connect(self):
+        self.clients = []
+        for endpoint in self.urls:
+            client = etcd3.client(host=endpoint,
+                                  ca_cert="/home/nico/vcs/ungleich-dot-cdist/files/etcd/ca.pem",
+                                  cert_cert="/home/nico/vcs/ungleich-dot-cdist/files/etcd/nico.pem",
+                                  cert_key="/home/nico/vcs/ungleich-dot-cdist/files/etcd/nico-key.pem")
+
+            clients.append(client)
+
+    def get_value(self, key):
+        pass
+
+    def set_value(self, key, val):
+        pass
+
+
+if __name__ == '__main__':
+    endpoints = [ "https://etcd1.ungleich.ch:2379",
+                  "https://etcd2.ungleich.ch:2379",
+                  "https://etcd3.ungleich.ch:2379" ]
+
+    db = DB(url=endpoints)