Disable telemetry in standalone local integration scripts

scripts/test-postgres-integration.sh

@@ -13,6 +13,7 @@
 # If no argument is given, falls back to $CLICKHOUSECTL or the debug build
 # at target/debug/clickhousectl relative to the repo root.
 set -u
+export DO_NOT_TRACK=1
 
 CTL="${1:-${CLICKHOUSECTL:-}}"
 if [[ -z "$CTL" ]]; then

scripts/tests/test_script_telemetry.py

@@ -0,0 +1,49 @@
+import os
+import subprocess
+import tempfile
+import unittest
+from pathlib import Path
+
+
+REPO_ROOT = Path(__file__).resolve().parents[2]
+POSTGRES_INTEGRATION_SCRIPT = REPO_ROOT / "scripts" / "test-postgres-integration.sh"
+
+
+class ScriptTelemetryTests(unittest.TestCase):
+    def test_postgres_integration_cli_processes_inherit_do_not_track(self):
+        with tempfile.TemporaryDirectory() as temp_dir:
+            temp = Path(temp_dir)
+            log = temp / "do-not-track.log"
+            cli = self._write_executable(
+                temp / "clickhousectl",
+                '#!/bin/sh\nprintf \'%s\\n\' "${DO_NOT_TRACK-unset}" >> "$DNT_LOG"\nexit 1\n',
+            )
+            self._write_executable(temp / "docker", "#!/bin/sh\nexit 0\n")
+            self._write_executable(temp / "jq", "#!/bin/sh\nexit 0\n")
+
+            env = os.environ.copy()
+            env["DO_NOT_TRACK"] = "0"
+            env["DNT_LOG"] = str(log)
+            env["PATH"] = f"{temp}{os.pathsep}{env['PATH']}"
+            result = subprocess.run(
+                ["bash", str(POSTGRES_INTEGRATION_SCRIPT), str(cli)],
+                env=env,
+                capture_output=True,
+                text=True,
+                timeout=10,
+            )
+
+            self.assertNotEqual(result.returncode, 0, "the fake CLI should fail the cases")
+            inherited_values = log.read_text().splitlines()
+            self.assertTrue(inherited_values, "the integration script did not invoke the CLI")
+            self.assertEqual(set(inherited_values), {"1"})
+
+    @staticmethod
+    def _write_executable(path: Path, contents: str) -> Path:
+        path.write_text(contents)
+        path.chmod(0o755)
+        return path
+
+
+if __name__ == "__main__":
+    unittest.main()