add simple schema migration script

migrate_schema.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+xmrnodes
+#
+sqlite3 data/sqlite.db "SELECT * from node;" > /dev/null
+
+# backup database
+cp data/sqlite.db data/backup.sqlite
+
+# rename table
+sqlite3 data/sqlite.db "ALTER TABLE node RENAME TO old_node;"
+
+# init table
+./manage.sh init
+
+# move data
+sqlite3 data/sqlite.db "INSERT INTO node SELECT * FROM old_node;"

xmrnodes/app.py

@@ -321,6 +321,10 @@ def get_peers():
     rw_cache('map_peers', list(Peer.select().execute()))
 
 
+@app.cli.command('init')
+def init():
+    pass
+
 @app.cli.command("validate")
 def validate():
     nodes = Node.select().where(Node.validated == False)