add totp_secret to qwc_config.users

Author: mwa

alembic/versions/90b3b4fbc8f6_add_totp_secret_to_users.py

@@ -0,0 +1,36 @@
+"""Add TOTP secret to users
+
+Revision ID: 90b3b4fbc8f6
+Revises: 4ff55a84dd72
+Create Date: 2019-02-01 13:46:48.426617
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '90b3b4fbc8f6'
+down_revision = '4ff55a84dd72'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    sql = sa.sql.text("""
+        ALTER TABLE qwc_config.users
+          ADD COLUMN totp_secret character varying(16);
+    """)
+
+    conn = op.get_bind()
+    conn.execute(sql)
+
+
+def downgrade():
+    sql = sa.sql.text("""
+        ALTER TABLE qwc_config.users
+          DROP COLUMN totp_secret;
+    """)
+
+    conn = op.get_bind()
+    conn.execute(sql)