{"record":{"id":"21d5c608f1aadf8f","repo":"openai/codex","slug":"network-proxy-url-must-use-a-fixed-non-zero-port-f","errorCode":null,"errorMessage":"network.proxy_url must use a fixed non-zero port for managed proxy provisioning","messagePattern":"network\\.proxy_url must use a fixed non-zero port for managed proxy provisioning","errorType":"validation","errorClass":"anyhow::Error","httpStatus":null,"severity":"error","filePath":"codex-rs/network-proxy/src/config.rs","lineNumber":455,"sourceCode":"    validate_unix_socket_allowlist_paths(cfg)?;\n\n    let http_addr = resolve_addr(&cfg.proxy_url, /*default_port*/ 3128)\n        .with_context(|| format!(\"invalid network.proxy_url: {}\", cfg.proxy_url))?;\n    let socks_addr = resolve_addr(&cfg.socks_url, /*default_port*/ 8081)\n        .with_context(|| format!(\"invalid network.socks_url: {}\", cfg.socks_url))?;\n    let (http_addr, socks_addr) = clamp_bind_addrs(http_addr, socks_addr, cfg);\n\n    Ok(RuntimeConfig {\n        http_addr,\n        socks_addr,\n    })\n}\n\n/// Returns the sorted loopback ports used by the configured managed proxy listeners.\npub fn managed_proxy_ports(cfg: &NetworkProxyConfig) -> Result<Vec<u16>> {\n    let runtime = resolve_runtime(cfg)?;\n    if runtime.http_addr.port() == 0 {\n        bail!(\"network.proxy_url must use a fixed non-zero port for managed proxy provisioning\");\n    }\n    let mut ports = vec![runtime.http_addr.port()];\n    if cfg.enable_socks5 {\n        if runtime.socks_addr.port() == 0 {\n            bail!(\n                \"network.socks_url must use a fixed non-zero port for managed proxy provisioning\"\n            );\n        }\n        ports.push(runtime.socks_addr.port());\n    }\n    ports.sort_unstable();\n    ports.dedup();\n    Ok(ports)\n}\n\nfn resolve_addr(url: &str, default_port: u16) -> Result<SocketAddr> {\n    let addr_parts = parse_host_port(url, default_port)?;\n    let host = if addr_parts.host.eq_ignore_ascii_case(\"localhost\") {","sourceCodeStart":437,"sourceCodeEnd":473,"githubUrl":"https://github.com/openai/codex/blob/339751715c64496cb86246bfb3935f40e309dd3d/codex-rs/network-proxy/src/config.rs#L437-L473","documentation":"Error \"network.proxy_url must use a fixed non-zero port for managed proxy provisioning\" thrown in openai/codex.","triggerScenarios":"Thrown at codex-rs/network-proxy/src/config.rs:455 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"339751715c64496cb86246bfb3935f40e309dd3d","analyzedAt":"2026-08-25T05:35:09.876Z","schemaVersion":2},"datasetVersion":"2026-08-25T06:17:31.827Z"}