openai/codex · error · std::io::Error

websocket auth secret {} must not be empty

Error message

websocket auth secret {} must not be empty

What it means

Error "websocket auth secret {} must not be empty" thrown in openai/codex.

Source

Thrown at codex-rs/app-server-transport/src/transport/auth.rs:413

            ),
        ));
    }
    Ok(())
}

fn read_trimmed_secret(path: &std::path::Path) -> io::Result<String> {
    let raw = std::fs::read_to_string(path).map_err(|err| {
        io::Error::new(
            err.kind(),
            format!(
                "failed to read websocket auth secret {}: {err}",
                path.display()
            ),
        )
    })?;
    let trimmed = raw.trim();
    if trimmed.is_empty() {
        return Err(io::Error::new(
            ErrorKind::InvalidInput,
            format!("websocket auth secret {} must not be empty", path.display()),
        ));
    }
    Ok(trimmed.to_string())
}

fn absolute_path_arg(flag_name: &str, path: PathBuf) -> anyhow::Result<AbsolutePathBuf> {
    AbsolutePathBuf::try_from(path).with_context(|| format!("{flag_name} must be an absolute path"))
}

fn sha256_digest_arg(flag_name: &str, value: &str) -> anyhow::Result<[u8; 32]> {
    let trimmed = value.trim();
    if trimmed.len() != 64 {
        anyhow::bail!("{flag_name} must be a 64-character hex SHA-256 digest");
    }

    let mut digest = [0u8; 32];

View on GitHub (pinned to 339751715c)

When it happens

Trigger: Thrown at codex-rs/app-server-transport/src/transport/auth.rs:413 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of openai/codex@339751715c (2026-08-25). Data as JSON: /api/errors/8959eadf79b98b76. Report an issue: GitHub.