{"record":{"id":"08332f12e355321f","repo":"zeroclaw-labs/zeroclaw","slug":"host-host-is-in-tool-name-blocked-domains","errorCode":null,"errorMessage":"Host '{host}' is in {tool_name}.blocked_domains","messagePattern":"Host '(.+?)' is in (.+?)\\.blocked_domains","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"crates/zeroclaw-tools/src/web_fetch.rs","lineNumber":728,"sourceCode":"        anyhow::bail!(\"URL cannot contain whitespace\");\n    }\n\n    if !url.starts_with(\"http://\") && !url.starts_with(\"https://\") {\n        anyhow::bail!(\"Only http:// and https:// URLs are allowed\");\n    }\n\n    if allowed_domains.is_empty() {\n        anyhow::bail!(\n            \"{tool_name} tool is enabled but no allowed_domains are configured. \\\n             Add [{tool_name}].allowed_domains in config.toml\"\n        );\n    }\n\n    let host = extract_host(url)?;\n\n    // blocked_domains always takes precedence\n    if domain_guard::host_matches_allowlist(&host, blocked_domains) {\n        anyhow::bail!(\"Host '{host}' is in {tool_name}.blocked_domains\");\n    }\n\n    let host_is_private_or_local = domain_guard::is_private_or_local_host(&host);\n    let private_match = private_allowlist_match(&host, allowed_private_hosts);\n    // An explicit entry (a specific host/IP or suffix) is a deliberate per-host\n    // carve-out; the \"*\" wildcard blanket-tolerates a private/internal\n    // resolution for any host. The distinction only affects the WARN below.\n    let private_explicit = matches!(private_match, PrivateAllow::Explicit);\n    // Either an explicit entry or \"*\" tolerates a private/internal host: it lifts\n    // the literal private-host block and skips the resolved-IP public check.\n    let private_tolerated = !matches!(private_match, PrivateAllow::None);\n\n    if host_is_private_or_local && !private_tolerated {\n        anyhow::bail!(\n            \"Blocked local/private host: {host}. \\\n             To allow this host, add it (or \\\"*\\\") to \\\n             {tool_name}.allowed_private_hosts in config.toml\"\n        );","sourceCodeStart":710,"sourceCodeEnd":746,"githubUrl":"https://github.com/zeroclaw-labs/zeroclaw/blob/88bb9c8533fc57ed7a03e36ca7c9ed2bf8336dcc/crates/zeroclaw-tools/src/web_fetch.rs#L710-L746","documentation":"Error \"Host '{host}' is in {tool_name}.blocked_domains\" thrown in zeroclaw-labs/zeroclaw.","triggerScenarios":"Thrown at crates/zeroclaw-tools/src/web_fetch.rs:728 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Remove the host from the tool's blocked_domains, or fetch a different host."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"88bb9c8533fc57ed7a03e36ca7c9ed2bf8336dcc","analyzedAt":"2026-08-23T01:07:41.857Z","schemaVersion":2},"datasetVersion":"2026-08-23T08:06:27.607Z"}