trust-tasks-rs 0.2.30

Reference Rust library for the Trust Tasks framework — transport-agnostic, JSON-based descriptions of verifiable work between parties.
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//! Generated by `trust-tasks-codegen` — do not edit by hand.
//!
//! Spec slug: `audit/verify`. Version: `0.1`.
#[allow(unused_imports)]
use serde::{Deserialize, Serialize};
/// Error types.
pub mod error {
    /// Error from a `TryFrom` or `FromStr` implementation.
    pub struct ConversionError(::std::borrow::Cow<'static, str>);
    impl ::std::error::Error for ConversionError {}
    impl ::std::fmt::Display for ConversionError {
        fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> Result<(), ::std::fmt::Error> {
            ::std::fmt::Display::fmt(&self.0, f)
        }
    }
    impl ::std::fmt::Debug for ConversionError {
        fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> Result<(), ::std::fmt::Error> {
            ::std::fmt::Debug::fmt(&self.0, f)
        }
    }
    impl From<&'static str> for ConversionError {
        fn from(value: &'static str) -> Self {
            Self(value.into())
        }
    }
    impl From<String> for ConversionError {
        fn from(value: String) -> Self {
            Self(value.into())
        }
    }
}
///Locates the first envelope at which chain verification failed.
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
///  "title": "ChainBreak",
///  "description": "Locates the first envelope at which chain verification failed.",
///  "type": "object",
///  "required": [
///    "index",
///    "kind"
///  ],
///  "properties": {
///    "eventId": {
///      "description": "Identifier of the offending envelope, when it has one (an unparseable envelope may not).",
///      "type": "string"
///    },
///    "index": {
///      "description": "Zero-based position in chronological order of the offending envelope.",
///      "type": "integer",
///      "minimum": 0.0
///    },
///    "kind": {
///      "description": "`tamperedEntry`: the envelope's content changed after writing, so its `entryHash` no longer re-derives. `brokenLink`: the envelope's `prevHash` does not point at its predecessor's `entryHash` — a reorder, drop, insertion, or duplication.",
///      "type": "string",
///      "enum": [
///        "tamperedEntry",
///        "brokenLink"
///      ]
///    }
///  },
///  "additionalProperties": false,
///  "$anchor": "chainBreak"
///}
/// ```
/// </details>
#[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug)]
#[serde(deny_unknown_fields)]
pub struct ChainBreak {
    ///Identifier of the offending envelope, when it has one (an unparseable envelope may not).
    #[serde(
        rename = "eventId",
        default,
        skip_serializing_if = "::std::option::Option::is_none"
    )]
    pub event_id: ::std::option::Option<::std::string::String>,
    ///Zero-based position in chronological order of the offending envelope.
    pub index: u64,
    ///`tamperedEntry`: the envelope's content changed after writing, so its `entryHash` no longer re-derives. `brokenLink`: the envelope's `prevHash` does not point at its predecessor's `entryHash` — a reorder, drop, insertion, or duplication.
    pub kind: ChainBreakKind,
}
///`tamperedEntry`: the envelope's content changed after writing, so its `entryHash` no longer re-derives. `brokenLink`: the envelope's `prevHash` does not point at its predecessor's `entryHash` — a reorder, drop, insertion, or duplication.
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
///  "description": "`tamperedEntry`: the envelope's content changed after writing, so its `entryHash` no longer re-derives. `brokenLink`: the envelope's `prevHash` does not point at its predecessor's `entryHash` — a reorder, drop, insertion, or duplication.",
///  "type": "string",
///  "enum": [
///    "tamperedEntry",
///    "brokenLink"
///  ]
///}
/// ```
/// </details>
#[derive(
    ::serde::Deserialize,
    ::serde::Serialize,
    Clone,
    Copy,
    Debug,
    Eq,
    Hash,
    Ord,
    PartialEq,
    PartialOrd,
)]
pub enum ChainBreakKind {
    #[serde(rename = "tamperedEntry")]
    TamperedEntry,
    #[serde(rename = "brokenLink")]
    BrokenLink,
}
impl ::std::fmt::Display for ChainBreakKind {
    fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result {
        match *self {
            Self::TamperedEntry => f.write_str("tamperedEntry"),
            Self::BrokenLink => f.write_str("brokenLink"),
        }
    }
}
impl ::std::str::FromStr for ChainBreakKind {
    type Err = self::error::ConversionError;
    fn from_str(value: &str) -> ::std::result::Result<Self, self::error::ConversionError> {
        match value {
            "tamperedEntry" => Ok(Self::TamperedEntry),
            "brokenLink" => Ok(Self::BrokenLink),
            _ => Err("invalid value".into()),
        }
    }
}
impl ::std::convert::TryFrom<&str> for ChainBreakKind {
    type Error = self::error::ConversionError;
    fn try_from(value: &str) -> ::std::result::Result<Self, self::error::ConversionError> {
        value.parse()
    }
}
impl ::std::convert::TryFrom<&::std::string::String> for ChainBreakKind {
    type Error = self::error::ConversionError;
    fn try_from(
        value: &::std::string::String,
    ) -> ::std::result::Result<Self, self::error::ConversionError> {
        value.parse()
    }
}
impl ::std::convert::TryFrom<::std::string::String> for ChainBreakKind {
    type Error = self::error::ConversionError;
    fn try_from(
        value: ::std::string::String,
    ) -> ::std::result::Result<Self, self::error::ConversionError> {
        value.parse()
    }
}
///Vendor-namespaced extension object per SPEC.md §4.5.1. Each immediate key MUST be a reverse-DNS namespace; structure under each namespace is opaque to the framework.
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
///  "title": "Ext",
///  "description": "Vendor-namespaced extension object per SPEC.md §4.5.1. Each immediate key MUST be a reverse-DNS namespace; structure under each namespace is opaque to the framework.",
///  "type": "object",
///  "minProperties": 1,
///  "additionalProperties": true,
///  "propertyNames": {
///    "pattern": "^[a-z][a-z0-9-]*(\\.[a-z0-9-]+)+$"
///  }
///}
/// ```
/// </details>
#[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug)]
#[serde(transparent)]
pub struct Ext(pub ::std::collections::HashMap<ExtKey, ::serde_json::Value>);
impl ::std::ops::Deref for Ext {
    type Target = ::std::collections::HashMap<ExtKey, ::serde_json::Value>;
    fn deref(&self) -> &::std::collections::HashMap<ExtKey, ::serde_json::Value> {
        &self.0
    }
}
impl ::std::convert::From<Ext> for ::std::collections::HashMap<ExtKey, ::serde_json::Value> {
    fn from(value: Ext) -> Self {
        value.0
    }
}
impl ::std::convert::From<::std::collections::HashMap<ExtKey, ::serde_json::Value>> for Ext {
    fn from(value: ::std::collections::HashMap<ExtKey, ::serde_json::Value>) -> Self {
        Self(value)
    }
}
///`ExtKey`
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
///  "type": "string",
///  "pattern": "^[a-z][a-z0-9-]*(\\.[a-z0-9-]+)+$"
///}
/// ```
/// </details>
#[derive(::serde::Serialize, Clone, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[serde(transparent)]
pub struct ExtKey(::std::string::String);
impl ::std::ops::Deref for ExtKey {
    type Target = ::std::string::String;
    fn deref(&self) -> &::std::string::String {
        &self.0
    }
}
impl ::std::convert::From<ExtKey> for ::std::string::String {
    fn from(value: ExtKey) -> Self {
        value.0
    }
}
impl ::std::str::FromStr for ExtKey {
    type Err = self::error::ConversionError;
    fn from_str(value: &str) -> ::std::result::Result<Self, self::error::ConversionError> {
        static PATTERN: ::std::sync::LazyLock<::regress::Regex> =
            ::std::sync::LazyLock::new(|| {
                ::regress::Regex::new("^[a-z][a-z0-9-]*(\\.[a-z0-9-]+)+$").unwrap()
            });
        if PATTERN.find(value).is_none() {
            return Err("doesn't match pattern \"^[a-z][a-z0-9-]*(\\.[a-z0-9-]+)+$\"".into());
        }
        Ok(Self(value.to_string()))
    }
}
impl ::std::convert::TryFrom<&str> for ExtKey {
    type Error = self::error::ConversionError;
    fn try_from(value: &str) -> ::std::result::Result<Self, self::error::ConversionError> {
        value.parse()
    }
}
impl ::std::convert::TryFrom<&::std::string::String> for ExtKey {
    type Error = self::error::ConversionError;
    fn try_from(
        value: &::std::string::String,
    ) -> ::std::result::Result<Self, self::error::ConversionError> {
        value.parse()
    }
}
impl ::std::convert::TryFrom<::std::string::String> for ExtKey {
    type Error = self::error::ConversionError;
    fn try_from(
        value: ::std::string::String,
    ) -> ::std::result::Result<Self, self::error::ConversionError> {
        value.parse()
    }
}
impl<'de> ::serde::Deserialize<'de> for ExtKey {
    fn deserialize<D>(deserializer: D) -> ::std::result::Result<Self, D::Error>
    where
        D: ::serde::Deserializer<'de>,
    {
        ::std::string::String::deserialize(deserializer)?
            .parse()
            .map_err(|e: self::error::ConversionError| {
                <D::Error as ::serde::de::Error>::custom(e.to_string())
            })
    }
}
///Request to verify the integrity of a maintainer's append-only audit hash chain. The request carries no parameters — verification is store-wide.
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
///  "$id": "https://trusttasks.org/spec/audit/verify/0.1",
///  "title": "Payload",
///  "description": "Request to verify the integrity of a maintainer's append-only audit hash chain. The request carries no parameters — verification is store-wide.",
///  "type": "object",
///  "properties": {
///    "ext": {
///      "$ref": "#/definitions/Ext"
///    }
///  },
///  "additionalProperties": false
///}
/// ```
/// </details>
#[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug)]
#[serde(deny_unknown_fields)]
pub struct Payload {
    #[serde(default, skip_serializing_if = "::std::option::Option::is_none")]
    pub ext: ::std::option::Option<Ext>,
}
impl ::std::default::Default for Payload {
    fn default() -> Self {
        Self {
            ext: Default::default(),
        }
    }
}
///The outcome of walking the audit log in chronological order and checking each envelope's hash links. `verified` is true only when every chainable envelope re-derived its own `entryHash` and pointed at its predecessor's. When false, `chainBreak` locates the first failure.
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
///  "title": "Response",
///  "description": "The outcome of walking the audit log in chronological order and checking each envelope's hash links. `verified` is true only when every chainable envelope re-derived its own `entryHash` and pointed at its predecessor's. When false, `chainBreak` locates the first failure.",
///  "type": "object",
///  "required": [
///    "entriesExamined",
///    "entriesVerified",
///    "legacySkipped",
///    "unparseableSkipped",
///    "verified"
///  ],
///  "properties": {
///    "chainBreak": {
///      "description": "Present iff `verified` is false — the first inconsistency found. Absent when verified.",
///      "$ref": "#/definitions/ChainBreak"
///    },
///    "entriesExamined": {
///      "description": "Total envelopes walked, including those skipped.",
///      "type": "integer",
///      "minimum": 0.0
///    },
///    "entriesVerified": {
///      "description": "Envelopes whose links were actually checked (examined minus skipped).",
///      "type": "integer",
///      "minimum": 0.0
///    },
///    "ext": {
///      "$ref": "#/definitions/Ext"
///    },
///    "head": {
///      "description": "Hex `entryHash` of the newest envelope reached. Absent when the log is empty.",
///      "type": "string"
///    },
///    "legacySkipped": {
///      "description": "Envelopes stepped over because they predate the hash-chain format. A value > 0 on a store that should hold none is itself a finding — skipped envelopes are an insertion point, not a verified prefix.",
///      "type": "integer",
///      "minimum": 0.0
///    },
///    "unparseableSkipped": {
///      "description": "Envelopes that could not be deserialized and so could not be checked. Reported at the same prominence as a break, not swallowed.",
///      "type": "integer",
///      "minimum": 0.0
///    },
///    "verified": {
///      "description": "True iff the chain is internally consistent end-to-end: every examined envelope re-derived its `entryHash` and its `prevHash` matched its predecessor. See Security & Privacy — this proves consistency, NOT authenticity.",
///      "type": "boolean"
///    }
///  },
///  "additionalProperties": false,
///  "$anchor": "response"
///}
/// ```
/// </details>
#[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug)]
#[serde(deny_unknown_fields)]
pub struct Response {
    ///Present iff `verified` is false — the first inconsistency found. Absent when verified.
    #[serde(
        rename = "chainBreak",
        default,
        skip_serializing_if = "::std::option::Option::is_none"
    )]
    pub chain_break: ::std::option::Option<ChainBreak>,
    ///Total envelopes walked, including those skipped.
    #[serde(rename = "entriesExamined")]
    pub entries_examined: u64,
    ///Envelopes whose links were actually checked (examined minus skipped).
    #[serde(rename = "entriesVerified")]
    pub entries_verified: u64,
    #[serde(default, skip_serializing_if = "::std::option::Option::is_none")]
    pub ext: ::std::option::Option<Ext>,
    ///Hex `entryHash` of the newest envelope reached. Absent when the log is empty.
    #[serde(default, skip_serializing_if = "::std::option::Option::is_none")]
    pub head: ::std::option::Option<::std::string::String>,
    ///Envelopes stepped over because they predate the hash-chain format. A value > 0 on a store that should hold none is itself a finding — skipped envelopes are an insertion point, not a verified prefix.
    #[serde(rename = "legacySkipped")]
    pub legacy_skipped: u64,
    ///Envelopes that could not be deserialized and so could not be checked. Reported at the same prominence as a break, not swallowed.
    #[serde(rename = "unparseableSkipped")]
    pub unparseable_skipped: u64,
    ///True iff the chain is internally consistent end-to-end: every examined envelope re-derived its `entryHash` and its `prevHash` matched its predecessor. See Security & Privacy — this proves consistency, NOT authenticity.
    pub verified: bool,
}
impl crate::Payload for Payload {
    const TYPE_URI: &'static str = "https://trusttasks.org/spec/audit/verify/0.1";
    const IS_RECIPIENT_REQUIRED: bool = true;
}
impl crate::Payload for Response {
    const TYPE_URI: &'static str = "https://trusttasks.org/spec/audit/verify/0.1#response";
    const IS_RECIPIENT_REQUIRED: bool = true;
}
#[cfg(feature = "validate")]
impl crate::validate::ValidatedPayload for Payload {
    const SCHEMA_JSON: &'static str = "{\n  \"$defs\": {\n    \"ChainBreak\": {\n      \"$anchor\": \"chainBreak\",\n      \"additionalProperties\": false,\n      \"description\": \"Locates the first envelope at which chain verification failed.\",\n      \"properties\": {\n        \"eventId\": {\n          \"description\": \"Identifier of the offending envelope, when it has one (an unparseable envelope may not).\",\n          \"type\": \"string\"\n        },\n        \"index\": {\n          \"description\": \"Zero-based position in chronological order of the offending envelope.\",\n          \"minimum\": 0,\n          \"type\": \"integer\"\n        },\n        \"kind\": {\n          \"description\": \"`tamperedEntry`: the envelope's content changed after writing, so its `entryHash` no longer re-derives. `brokenLink`: the envelope's `prevHash` does not point at its predecessor's `entryHash` — a reorder, drop, insertion, or duplication.\",\n          \"enum\": [\n            \"tamperedEntry\",\n            \"brokenLink\"\n          ],\n          \"type\": \"string\"\n        }\n      },\n      \"required\": [\n        \"kind\",\n        \"index\"\n      ],\n      \"title\": \"ChainBreak\",\n      \"type\": \"object\"\n    },\n    \"Ext\": {\n      \"additionalProperties\": true,\n      \"description\": \"Vendor-namespaced extension object per SPEC.md §4.5.1. Each immediate key MUST be a reverse-DNS namespace; structure under each namespace is opaque to the framework.\",\n      \"minProperties\": 1,\n      \"propertyNames\": {\n        \"pattern\": \"^[a-z][a-z0-9-]*(\\\\.[a-z0-9-]+)+$\"\n      },\n      \"title\": \"Ext\",\n      \"type\": \"object\"\n    },\n    \"Response\": {\n      \"$anchor\": \"response\",\n      \"additionalProperties\": false,\n      \"description\": \"The outcome of walking the audit log in chronological order and checking each envelope's hash links. `verified` is true only when every chainable envelope re-derived its own `entryHash` and pointed at its predecessor's. When false, `chainBreak` locates the first failure.\",\n      \"properties\": {\n        \"chainBreak\": {\n          \"$ref\": \"#/$defs/ChainBreak\",\n          \"description\": \"Present iff `verified` is false — the first inconsistency found. Absent when verified.\"\n        },\n        \"entriesExamined\": {\n          \"description\": \"Total envelopes walked, including those skipped.\",\n          \"minimum\": 0,\n          \"type\": \"integer\"\n        },\n        \"entriesVerified\": {\n          \"description\": \"Envelopes whose links were actually checked (examined minus skipped).\",\n          \"minimum\": 0,\n          \"type\": \"integer\"\n        },\n        \"ext\": {\n          \"$ref\": \"#/$defs/Ext\"\n        },\n        \"head\": {\n          \"description\": \"Hex `entryHash` of the newest envelope reached. Absent when the log is empty.\",\n          \"type\": \"string\"\n        },\n        \"legacySkipped\": {\n          \"description\": \"Envelopes stepped over because they predate the hash-chain format. A value > 0 on a store that should hold none is itself a finding — skipped envelopes are an insertion point, not a verified prefix.\",\n          \"minimum\": 0,\n          \"type\": \"integer\"\n        },\n        \"unparseableSkipped\": {\n          \"description\": \"Envelopes that could not be deserialized and so could not be checked. Reported at the same prominence as a break, not swallowed.\",\n          \"minimum\": 0,\n          \"type\": \"integer\"\n        },\n        \"verified\": {\n          \"description\": \"True iff the chain is internally consistent end-to-end: every examined envelope re-derived its `entryHash` and its `prevHash` matched its predecessor. See Security & Privacy — this proves consistency, NOT authenticity.\",\n          \"type\": \"boolean\"\n        }\n      },\n      \"required\": [\n        \"verified\",\n        \"entriesExamined\",\n        \"entriesVerified\",\n        \"legacySkipped\",\n        \"unparseableSkipped\"\n      ],\n      \"title\": \"Audit Verify — response payload\",\n      \"type\": \"object\"\n    }\n  },\n  \"$id\": \"https://trusttasks.org/spec/audit/verify/0.1\",\n  \"$schema\": \"https://json-schema.org/draft/2020-12/schema\",\n  \"additionalProperties\": false,\n  \"description\": \"Request to verify the integrity of a maintainer's append-only audit hash chain. The request carries no parameters — verification is store-wide.\",\n  \"properties\": {\n    \"ext\": {\n      \"$ref\": \"#/$defs/Ext\"\n    }\n  },\n  \"title\": \"Audit Verify — payload\",\n  \"type\": \"object\"\n}\n";
}
#[cfg(test)]
mod conformance {
    //! Round-trip tests harvested from the spec's `spec.md`,
    //! plus a `rejects_invalid_examples` test for any fixtures
    //! in `payload.invalid-examples.json` (validate feature).
    /// Each fixture in `payload.invalid-examples.json` MUST be
    /// rejected by at least one of: serde deserialization, or
    /// JSON-Schema validation under the `validate` feature. The
    /// fixture file documents the producer-side bug class that
    /// each payload exemplifies; this generated test pins it.
    #[cfg(feature = "validate")]
    #[test]
    fn rejects_invalid_examples() {
        use crate::validate::ValidatedPayload;
        let fixtures: &[(&str, &str)] = &[
            (
                "Unknown top-level member is rejected (additionalProperties: false).",
                "{\n  \"__notARealMember__\": true\n}",
            ),
            (
                "The request takes no verification parameters; a stray `contextId` is rejected.",
                "{\n  \"contextId\": \"ctx_1\"\n}",
            ),
        ];
        for (i, (note, raw)) in fixtures.iter().enumerate() {
            let value: serde_json::Value = match serde_json::from_str(raw) {
                Ok(v) => v,
                Err(_) => continue,
            };
            let serde_ok = serde_json::from_value::<super::Payload>(value.clone()).is_ok();
            let schema_ok = super::Payload::validate_value(&value).is_ok();
            assert!(
                !(serde_ok && schema_ok),
                "invalid-example #{} ({:?}) was accepted by both serde and JSON Schema; \
                         the fixture's stated failure class is no longer caught:\n{}",
                i + 1,
                note,
                raw
            );
        }
    }
}