34 lines
1.3 KiB
Rust
34 lines
1.3 KiB
Rust
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//! `anwesen serve` must exit nonzero when the supervisor tree fails to start
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//! ([ANW-45](https://crvrs.youtrack.cloud/issue/ANW-45)). Hydra's
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//! `Application::run` logs the failure and returns normally, so without an
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//! explicit check the process exits 0 and systemd's `Restart=on-failure`
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//! never retries -- the vault stayed unreachable for 12 hours on ap.
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//!
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//! The forced failure is a taken bind address: `http_server` binds eagerly in
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//! its child spec, so the address-in-use error fails the whole start.
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use std::net::TcpListener;
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use std::process::Command;
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#[test]
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fn serve_exits_nonzero_when_the_tree_fails_to_start() {
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let vault = tempfile::tempdir().expect("tempdir");
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// Hold the port for the lifetime of the child so its bind cannot succeed.
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let held = TcpListener::bind("127.0.0.1:0").expect("bind probe port");
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let addr = held.local_addr().expect("probe addr");
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let status = Command::new(env!("CARGO_BIN_EXE_anwesen"))
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.arg("serve")
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.arg("--vault")
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.arg(vault.path())
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.arg("--bind")
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.arg(addr.to_string())
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.status()
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.expect("spawn anwesen serve");
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assert!(
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!status.success(),
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"serve exited {status} after a failed supervisor start; systemd reads that as a clean exit"
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);
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}
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