bgpwtf/cccampix: draw the rest of the fucking owl

Change-Id: I49fd5906e69512e8f2d414f406edc0179522f225
diff --git a/bgpwtf/cccampix/verifier/model/migrations/1565471293_session_configs.up.sql b/bgpwtf/cccampix/verifier/model/migrations/1565471293_session_configs.up.sql
new file mode 100644
index 0000000..7a1d07b
--- /dev/null
+++ b/bgpwtf/cccampix/verifier/model/migrations/1565471293_session_configs.up.sql
@@ -0,0 +1,11 @@
+CREATE TABLE session_configs (
+    peer_id UUID NOT NULL,
+    peer_router_id UUID NOT NULL,
+    id UUID DEFAULT gen_random_uuid(),
+
+    bgp_secret STRING NOT NULL,
+
+    UNIQUE (peer_router_id),
+    PRIMARY KEY (peer_id, peer_router_id, id),
+    CONSTRAINT fk_peer_router FOREIGN KEY (peer_id, peer_router_id) REFERENCES peer_routers ON DELETE CASCADE
+) INTERLEAVE IN PARENT peer_routers (peer_id, peer_router_id);