Bind daemon to local Pacemaker node identity

tests/test-node-identity.py

@@ -0,0 +1,70 @@
+#!/usr/bin/env python3
+
+import sys
+
+sys.path.insert(0, "daemon")
+
+import server
+from registry import RegistryError
+
+
+def require(condition, message):
+    if not condition:
+        raise SystemExit("FAIL: " + message)
+
+
+def require_error(environment, message):
+    try:
+        server.load_pacemaker_node_name(environment)
+    except RegistryError:
+        return
+
+    raise SystemExit("FAIL: " + message)
+
+
+print("===== PACEMAKER NODE IDENTITY =====")
+
+require_error(
+    {},
+    "missing node identity was accepted",
+)
+print("missing_identity        rejected")
+
+require_error(
+    {"PACEMAKER_NODE_NAME": "   "},
+    "empty node identity was accepted",
+)
+print("empty_identity           rejected")
+
+require_error(
+    {"PACEMAKER_NODE_NAME": "david prodesk"},
+    "whitespace node identity was accepted",
+)
+print("whitespace_identity      rejected")
+
+node_name = server.load_pacemaker_node_name({
+    "PACEMAKER_NODE_NAME": " DAVID-PRODESK ",
+})
+
+require(
+    node_name == "david-prodesk",
+    "node identity was not normalized",
+)
+print("valid_identity           normalized")
+
+server.pacemaker_node_name = node_name
+
+ping = server.protocol_response({
+    "ok": True,
+    "daemon": "managed-containerd",
+    "pacemaker_node": server.pacemaker_node_name,
+})
+
+require(
+    ping["pacemaker_node"] == "david-prodesk",
+    "node identity was not reportable",
+)
+
+print("reported_identity        accepted")
+print()
+print("NODE_IDENTITY_TEST_PASS=1")