//! Generated by `trust-tasks-codegen` — do not edit by hand.
//!
//! Spec slug: `auth/step-up/approve-response`. 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())
}
}
}
///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-]+)+$"
/// }
///}
/// ```
/// </details>
#[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug)]
#[serde(transparent)]
pub struct Ext(pub ::std::collections::HashMap<ExtKey, ::serde_json::Value>);
impl ::std::ops::Deref for Ext {
type Target = ::std::collections::HashMap<ExtKey, ::serde_json::Value>;
fn deref(&self) -> &::std::collections::HashMap<ExtKey, ::serde_json::Value> {
&self.0
}
}
impl ::std::convert::From<Ext> for ::std::collections::HashMap<ExtKey, ::serde_json::Value> {
fn from(value: Ext) -> Self {
value.0
}
}
impl ::std::convert::From<&Ext> for Ext {
fn from(value: &Ext) -> Self {
value.clone()
}
}
impl ::std::convert::From<::std::collections::HashMap<ExtKey, ::serde_json::Value>> for Ext {
fn from(value: ::std::collections::HashMap<ExtKey, ::serde_json::Value>) -> Self {
Self(value)
}
}
///`ExtKey`
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
/// "type": "string",
/// "pattern": "^[a-z][a-z0-9-]*(\\.[a-z0-9-]+)+$"
///}
/// ```
/// </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::convert::From<&ExtKey> for ExtKey {
fn from(value: &ExtKey) -> Self {
value.clone()
}
}
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())
})
}
}
///The approver's signed ratification of a step-up: subject + sessionId + challenge are echoed inside a proof-bearing document so the relying party can elevate the session.
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
/// "$id": "https://trusttasks.org/spec/auth/step-up/approve-response/0.1",
/// "title": "Payload",
/// "description": "The approver's signed ratification of a step-up: subject + sessionId + challenge are echoed inside a proof-bearing document so the relying party can elevate the session.",
/// "type": "object",
/// "required": [
/// "challenge",
/// "decision",
/// "sessionId",
/// "subject"
/// ],
/// "properties": {
/// "challenge": {
/// "description": "Echoed from the matching approve-request. The relying party verifies it equals the bound challenge.",
/// "type": "string",
/// "minLength": 16
/// },
/// "decision": {
/// "description": "`approved` elevates the session per the relying party's policy. `denied` is a signed refusal — useful for audit even though it elevates nothing.",
/// "type": "string",
/// "enum": [
/// "approved",
/// "denied"
/// ]
/// },
/// "deniedReason": {
/// "description": "Required when decision is `denied`. Human-readable rationale the user provided (or which the approver inferred).",
/// "type": "string"
/// },
/// "ext": {
/// "$ref": "#/definitions/Ext"
/// },
/// "grantedAcr": {
/// "description": "The acr the approver believes it has cryptographically demonstrated. The relying party MAY accept this, MAY upgrade to a lower value, but MUST NOT exceed it.",
/// "type": "string"
/// },
/// "sessionId": {
/// "description": "Echoed from the matching approve-request. The relying party uses it to locate the session to elevate.",
/// "type": "string",
/// "minLength": 1
/// },
/// "subject": {
/// "description": "Echoed from the matching approve-request. The relying party verifies it equals the session's subject.",
/// "type": "string",
/// "minLength": 1
/// }
/// },
/// "additionalProperties": false
///}
/// ```
/// </details>
#[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug)]
#[serde(deny_unknown_fields)]
pub struct Payload {
///Echoed from the matching approve-request. The relying party verifies it equals the bound challenge.
pub challenge: PayloadChallenge,
///`approved` elevates the session per the relying party's policy. `denied` is a signed refusal — useful for audit even though it elevates nothing.
pub decision: PayloadDecision,
///Required when decision is `denied`. Human-readable rationale the user provided (or which the approver inferred).
#[serde(
rename = "deniedReason",
default,
skip_serializing_if = "::std::option::Option::is_none"
)]
pub denied_reason: ::std::option::Option<::std::string::String>,
#[serde(default, skip_serializing_if = "::std::option::Option::is_none")]
pub ext: ::std::option::Option<Ext>,
///The acr the approver believes it has cryptographically demonstrated. The relying party MAY accept this, MAY upgrade to a lower value, but MUST NOT exceed it.
#[serde(
rename = "grantedAcr",
default,
skip_serializing_if = "::std::option::Option::is_none"
)]
pub granted_acr: ::std::option::Option<::std::string::String>,
///Echoed from the matching approve-request. The relying party uses it to locate the session to elevate.
#[serde(rename = "sessionId")]
pub session_id: PayloadSessionId,
///Echoed from the matching approve-request. The relying party verifies it equals the session's subject.
pub subject: PayloadSubject,
}
impl ::std::convert::From<&Payload> for Payload {
fn from(value: &Payload) -> Self {
value.clone()
}
}
///Echoed from the matching approve-request. The relying party verifies it equals the bound challenge.
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
/// "description": "Echoed from the matching approve-request. The relying party verifies it equals the bound challenge.",
/// "type": "string",
/// "minLength": 16
///}
/// ```
/// </details>
#[derive(::serde::Serialize, Clone, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[serde(transparent)]
pub struct PayloadChallenge(::std::string::String);
impl ::std::ops::Deref for PayloadChallenge {
type Target = ::std::string::String;
fn deref(&self) -> &::std::string::String {
&self.0
}
}
impl ::std::convert::From<PayloadChallenge> for ::std::string::String {
fn from(value: PayloadChallenge) -> Self {
value.0
}
}
impl ::std::convert::From<&PayloadChallenge> for PayloadChallenge {
fn from(value: &PayloadChallenge) -> Self {
value.clone()
}
}
impl ::std::str::FromStr for PayloadChallenge {
type Err = self::error::ConversionError;
fn from_str(value: &str) -> ::std::result::Result<Self, self::error::ConversionError> {
if value.chars().count() < 16usize {
return Err("shorter than 16 characters".into());
}
Ok(Self(value.to_string()))
}
}
impl ::std::convert::TryFrom<&str> for PayloadChallenge {
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 PayloadChallenge {
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 PayloadChallenge {
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 PayloadChallenge {
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())
})
}
}
///`approved` elevates the session per the relying party's policy. `denied` is a signed refusal — useful for audit even though it elevates nothing.
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
/// "description": "`approved` elevates the session per the relying party's policy. `denied` is a signed refusal — useful for audit even though it elevates nothing.",
/// "type": "string",
/// "enum": [
/// "approved",
/// "denied"
/// ]
///}
/// ```
/// </details>
#[derive(
::serde::Deserialize,
::serde::Serialize,
Clone,
Copy,
Debug,
Eq,
Hash,
Ord,
PartialEq,
PartialOrd,
)]
pub enum PayloadDecision {
#[serde(rename = "approved")]
Approved,
#[serde(rename = "denied")]
Denied,
}
impl ::std::convert::From<&Self> for PayloadDecision {
fn from(value: &PayloadDecision) -> Self {
value.clone()
}
}
impl ::std::fmt::Display for PayloadDecision {
fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result {
match *self {
Self::Approved => f.write_str("approved"),
Self::Denied => f.write_str("denied"),
}
}
}
impl ::std::str::FromStr for PayloadDecision {
type Err = self::error::ConversionError;
fn from_str(value: &str) -> ::std::result::Result<Self, self::error::ConversionError> {
match value {
"approved" => Ok(Self::Approved),
"denied" => Ok(Self::Denied),
_ => Err("invalid value".into()),
}
}
}
impl ::std::convert::TryFrom<&str> for PayloadDecision {
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 PayloadDecision {
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 PayloadDecision {
type Error = self::error::ConversionError;
fn try_from(
value: ::std::string::String,
) -> ::std::result::Result<Self, self::error::ConversionError> {
value.parse()
}
}
///Echoed from the matching approve-request. The relying party uses it to locate the session to elevate.
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
/// "description": "Echoed from the matching approve-request. The relying party uses it to locate the session to elevate.",
/// "type": "string",
/// "minLength": 1
///}
/// ```
/// </details>
#[derive(::serde::Serialize, Clone, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[serde(transparent)]
pub struct PayloadSessionId(::std::string::String);
impl ::std::ops::Deref for PayloadSessionId {
type Target = ::std::string::String;
fn deref(&self) -> &::std::string::String {
&self.0
}
}
impl ::std::convert::From<PayloadSessionId> for ::std::string::String {
fn from(value: PayloadSessionId) -> Self {
value.0
}
}
impl ::std::convert::From<&PayloadSessionId> for PayloadSessionId {
fn from(value: &PayloadSessionId) -> Self {
value.clone()
}
}
impl ::std::str::FromStr for PayloadSessionId {
type Err = self::error::ConversionError;
fn from_str(value: &str) -> ::std::result::Result<Self, self::error::ConversionError> {
if value.chars().count() < 1usize {
return Err("shorter than 1 characters".into());
}
Ok(Self(value.to_string()))
}
}
impl ::std::convert::TryFrom<&str> for PayloadSessionId {
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 PayloadSessionId {
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 PayloadSessionId {
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 PayloadSessionId {
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())
})
}
}
///Echoed from the matching approve-request. The relying party verifies it equals the session's subject.
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
/// "description": "Echoed from the matching approve-request. The relying party verifies it equals the session's subject.",
/// "type": "string",
/// "minLength": 1
///}
/// ```
/// </details>
#[derive(::serde::Serialize, Clone, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[serde(transparent)]
pub struct PayloadSubject(::std::string::String);
impl ::std::ops::Deref for PayloadSubject {
type Target = ::std::string::String;
fn deref(&self) -> &::std::string::String {
&self.0
}
}
impl ::std::convert::From<PayloadSubject> for ::std::string::String {
fn from(value: PayloadSubject) -> Self {
value.0
}
}
impl ::std::convert::From<&PayloadSubject> for PayloadSubject {
fn from(value: &PayloadSubject) -> Self {
value.clone()
}
}
impl ::std::str::FromStr for PayloadSubject {
type Err = self::error::ConversionError;
fn from_str(value: &str) -> ::std::result::Result<Self, self::error::ConversionError> {
if value.chars().count() < 1usize {
return Err("shorter than 1 characters".into());
}
Ok(Self(value.to_string()))
}
}
impl ::std::convert::TryFrom<&str> for PayloadSubject {
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 PayloadSubject {
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 PayloadSubject {
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 PayloadSubject {
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())
})
}
}
///Acknowledgement the relying party returns after processing the approval. Carried in a Trust Task document whose type is https://trusttasks.org/spec/auth/step-up/approve-response/0.1#response.
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
/// "title": "Response",
/// "description": "Acknowledgement the relying party returns after processing the approval. Carried in a Trust Task document whose type is https://trusttasks.org/spec/auth/step-up/approve-response/0.1#response.",
/// "type": "object",
/// "required": [
/// "status"
/// ],
/// "properties": {
/// "ext": {
/// "$ref": "#/definitions/Ext"
/// },
/// "reason": {
/// "description": "Present when status is `rejected` (e.g. \"challenge expired\", \"session not found\", \"acr ceiling exceeded\").",
/// "type": "string"
/// },
/// "session": {
/// "description": "Present when status is `elevated`. The session's updated amr/acr after the approval was applied.",
/// "$ref": "#/definitions/Session"
/// },
/// "status": {
/// "type": "string",
/// "enum": [
/// "elevated",
/// "rejected"
/// ]
/// }
/// },
/// "additionalProperties": false,
/// "$anchor": "response"
///}
/// ```
/// </details>
#[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug)]
#[serde(deny_unknown_fields)]
pub struct Response {
#[serde(default, skip_serializing_if = "::std::option::Option::is_none")]
pub ext: ::std::option::Option<Ext>,
///Present when status is `rejected` (e.g. "challenge expired", "session not found", "acr ceiling exceeded").
#[serde(default, skip_serializing_if = "::std::option::Option::is_none")]
pub reason: ::std::option::Option<::std::string::String>,
///Present when status is `elevated`. The session's updated amr/acr after the approval was applied.
#[serde(default, skip_serializing_if = "::std::option::Option::is_none")]
pub session: ::std::option::Option<Session>,
pub status: ResponseStatus,
}
impl ::std::convert::From<&Response> for Response {
fn from(value: &Response) -> Self {
value.clone()
}
}
///`ResponseStatus`
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
/// "type": "string",
/// "enum": [
/// "elevated",
/// "rejected"
/// ]
///}
/// ```
/// </details>
#[derive(
::serde::Deserialize,
::serde::Serialize,
Clone,
Copy,
Debug,
Eq,
Hash,
Ord,
PartialEq,
PartialOrd,
)]
pub enum ResponseStatus {
#[serde(rename = "elevated")]
Elevated,
#[serde(rename = "rejected")]
Rejected,
}
impl ::std::convert::From<&Self> for ResponseStatus {
fn from(value: &ResponseStatus) -> Self {
value.clone()
}
}
impl ::std::fmt::Display for ResponseStatus {
fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result {
match *self {
Self::Elevated => f.write_str("elevated"),
Self::Rejected => f.write_str("rejected"),
}
}
}
impl ::std::str::FromStr for ResponseStatus {
type Err = self::error::ConversionError;
fn from_str(value: &str) -> ::std::result::Result<Self, self::error::ConversionError> {
match value {
"elevated" => Ok(Self::Elevated),
"rejected" => Ok(Self::Rejected),
_ => Err("invalid value".into()),
}
}
}
impl ::std::convert::TryFrom<&str> for ResponseStatus {
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 ResponseStatus {
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 ResponseStatus {
type Error = self::error::ConversionError;
fn try_from(
value: ::std::string::String,
) -> ::std::result::Result<Self, self::error::ConversionError> {
value.parse()
}
}
///A logical authentication context bound to a subject. Producers and consumers exchange Session-shaped data in challenge issuance, authentication responses, and introspection (whoami).
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
/// "title": "Session",
/// "description": "A logical authentication context bound to a subject. Producers and consumers exchange Session-shaped data in challenge issuance, authentication responses, and introspection (whoami).",
/// "type": "object",
/// "required": [
/// "expiresAt",
/// "id",
/// "issuedAt",
/// "subject"
/// ],
/// "properties": {
/// "acr": {
/// "description": "Authentication Context Class Reference per [OIDC Core §2]. Profiles define their own values; the recommended set is \"aal1\" (single-factor DID auth), \"aal2\" (a second possession-or-biometric factor confirmed), and \"aal3\" (hardware-bound second factor).",
/// "type": "string"
/// },
/// "amr": {
/// "description": "Authentication Methods References per [RFC 8176]. Typical values: \"did\" (challenge-response), \"passkey\" (WebAuthn), \"vta\" (verifiable-trust agent approval). Multi-factor sessions list every method used.",
/// "type": "array",
/// "items": {
/// "type": "string",
/// "minLength": 1
/// },
/// "minItems": 1
/// },
/// "expiresAt": {
/// "description": "ISO-8601 timestamp when the session ceases to be valid. Producers SHOULD refresh before this time; consumers MUST reject after.",
/// "type": "string",
/// "format": "date-time"
/// },
/// "ext": {
/// "description": "Ecosystem-defined extension members per SPEC.md §4.5.1.",
/// "$ref": "#/definitions/Ext"
/// },
/// "id": {
/// "description": "Opaque, server-chosen session identifier. Stable for the lifetime of the session. Consumers MUST treat the value as opaque; no structure is implied.",
/// "type": "string",
/// "minLength": 1
/// },
/// "issuedAt": {
/// "description": "ISO-8601 timestamp when the session was created.",
/// "type": "string",
/// "format": "date-time"
/// },
/// "subject": {
/// "description": "The authenticated party's VID (typically a DID URL).",
/// "type": "string",
/// "minLength": 1
/// }
/// },
/// "additionalProperties": false,
/// "$anchor": "session"
///}
/// ```
/// </details>
#[derive(::serde::Deserialize, ::serde::Serialize, Clone, Debug)]
#[serde(deny_unknown_fields)]
pub struct Session {
///Authentication Context Class Reference per [OIDC Core §2]. Profiles define their own values; the recommended set is "aal1" (single-factor DID auth), "aal2" (a second possession-or-biometric factor confirmed), and "aal3" (hardware-bound second factor).
#[serde(default, skip_serializing_if = "::std::option::Option::is_none")]
pub acr: ::std::option::Option<::std::string::String>,
///Authentication Methods References per [RFC 8176]. Typical values: "did" (challenge-response), "passkey" (WebAuthn), "vta" (verifiable-trust agent approval). Multi-factor sessions list every method used.
#[serde(default, skip_serializing_if = "::std::vec::Vec::is_empty")]
pub amr: ::std::vec::Vec<SessionAmrItem>,
///ISO-8601 timestamp when the session ceases to be valid. Producers SHOULD refresh before this time; consumers MUST reject after.
#[serde(rename = "expiresAt")]
pub expires_at: ::chrono::DateTime<::chrono::offset::Utc>,
///Ecosystem-defined extension members per SPEC.md §4.5.1.
#[serde(default, skip_serializing_if = "::std::option::Option::is_none")]
pub ext: ::std::option::Option<Ext>,
///Opaque, server-chosen session identifier. Stable for the lifetime of the session. Consumers MUST treat the value as opaque; no structure is implied.
pub id: SessionId,
///ISO-8601 timestamp when the session was created.
#[serde(rename = "issuedAt")]
pub issued_at: ::chrono::DateTime<::chrono::offset::Utc>,
///The authenticated party's VID (typically a DID URL).
pub subject: SessionSubject,
}
impl ::std::convert::From<&Session> for Session {
fn from(value: &Session) -> Self {
value.clone()
}
}
///`SessionAmrItem`
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
/// "type": "string",
/// "minLength": 1
///}
/// ```
/// </details>
#[derive(::serde::Serialize, Clone, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[serde(transparent)]
pub struct SessionAmrItem(::std::string::String);
impl ::std::ops::Deref for SessionAmrItem {
type Target = ::std::string::String;
fn deref(&self) -> &::std::string::String {
&self.0
}
}
impl ::std::convert::From<SessionAmrItem> for ::std::string::String {
fn from(value: SessionAmrItem) -> Self {
value.0
}
}
impl ::std::convert::From<&SessionAmrItem> for SessionAmrItem {
fn from(value: &SessionAmrItem) -> Self {
value.clone()
}
}
impl ::std::str::FromStr for SessionAmrItem {
type Err = self::error::ConversionError;
fn from_str(value: &str) -> ::std::result::Result<Self, self::error::ConversionError> {
if value.chars().count() < 1usize {
return Err("shorter than 1 characters".into());
}
Ok(Self(value.to_string()))
}
}
impl ::std::convert::TryFrom<&str> for SessionAmrItem {
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 SessionAmrItem {
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 SessionAmrItem {
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 SessionAmrItem {
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())
})
}
}
///Opaque, server-chosen session identifier. Stable for the lifetime of the session. Consumers MUST treat the value as opaque; no structure is implied.
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
/// "description": "Opaque, server-chosen session identifier. Stable for the lifetime of the session. Consumers MUST treat the value as opaque; no structure is implied.",
/// "type": "string",
/// "minLength": 1
///}
/// ```
/// </details>
#[derive(::serde::Serialize, Clone, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[serde(transparent)]
pub struct SessionId(::std::string::String);
impl ::std::ops::Deref for SessionId {
type Target = ::std::string::String;
fn deref(&self) -> &::std::string::String {
&self.0
}
}
impl ::std::convert::From<SessionId> for ::std::string::String {
fn from(value: SessionId) -> Self {
value.0
}
}
impl ::std::convert::From<&SessionId> for SessionId {
fn from(value: &SessionId) -> Self {
value.clone()
}
}
impl ::std::str::FromStr for SessionId {
type Err = self::error::ConversionError;
fn from_str(value: &str) -> ::std::result::Result<Self, self::error::ConversionError> {
if value.chars().count() < 1usize {
return Err("shorter than 1 characters".into());
}
Ok(Self(value.to_string()))
}
}
impl ::std::convert::TryFrom<&str> for SessionId {
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 SessionId {
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 SessionId {
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 SessionId {
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())
})
}
}
///The authenticated party's VID (typically a DID URL).
///
/// <details><summary>JSON schema</summary>
///
/// ```json
///{
/// "description": "The authenticated party's VID (typically a DID URL).",
/// "type": "string",
/// "minLength": 1
///}
/// ```
/// </details>
#[derive(::serde::Serialize, Clone, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
#[serde(transparent)]
pub struct SessionSubject(::std::string::String);
impl ::std::ops::Deref for SessionSubject {
type Target = ::std::string::String;
fn deref(&self) -> &::std::string::String {
&self.0
}
}
impl ::std::convert::From<SessionSubject> for ::std::string::String {
fn from(value: SessionSubject) -> Self {
value.0
}
}
impl ::std::convert::From<&SessionSubject> for SessionSubject {
fn from(value: &SessionSubject) -> Self {
value.clone()
}
}
impl ::std::str::FromStr for SessionSubject {
type Err = self::error::ConversionError;
fn from_str(value: &str) -> ::std::result::Result<Self, self::error::ConversionError> {
if value.chars().count() < 1usize {
return Err("shorter than 1 characters".into());
}
Ok(Self(value.to_string()))
}
}
impl ::std::convert::TryFrom<&str> for SessionSubject {
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 SessionSubject {
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 SessionSubject {
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 SessionSubject {
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())
})
}
}
impl crate::Payload for Payload {
const TYPE_URI: &'static str = "https://trusttasks.org/spec/auth/step-up/approve-response/0.1";
const IS_PROOF_REQUIRED: bool = true;
}
impl crate::Payload for Response {
const TYPE_URI: &'static str =
"https://trusttasks.org/spec/auth/step-up/approve-response/0.1#response";
const IS_PROOF_REQUIRED: bool = true;
}
#[cfg(feature = "validate")]
impl crate::validate::ValidatedPayload for Payload {
const SCHEMA_JSON: &'static str = "{\n \"$defs\": {\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\": \"Acknowledgement the relying party returns after processing the approval. Carried in a Trust Task document whose type is https://trusttasks.org/spec/auth/step-up/approve-response/0.1#response.\",\n \"properties\": {\n \"ext\": {\n \"$ref\": \"#/$defs/Ext\"\n },\n \"reason\": {\n \"description\": \"Present when status is `rejected` (e.g. \\\"challenge expired\\\", \\\"session not found\\\", \\\"acr ceiling exceeded\\\").\",\n \"type\": \"string\"\n },\n \"session\": {\n \"$ref\": \"#/$defs/Session\",\n \"description\": \"Present when status is `elevated`. The session's updated amr/acr after the approval was applied.\"\n },\n \"status\": {\n \"enum\": [\n \"elevated\",\n \"rejected\"\n ],\n \"type\": \"string\"\n }\n },\n \"required\": [\n \"status\"\n ],\n \"title\": \"Auth Step-up Approve Response — relying party ack\",\n \"type\": \"object\"\n },\n \"Session\": {\n \"$anchor\": \"session\",\n \"additionalProperties\": false,\n \"description\": \"A logical authentication context bound to a subject. Producers and consumers exchange Session-shaped data in challenge issuance, authentication responses, and introspection (whoami).\",\n \"properties\": {\n \"acr\": {\n \"description\": \"Authentication Context Class Reference per [OIDC Core §2]. Profiles define their own values; the recommended set is \\\"aal1\\\" (single-factor DID auth), \\\"aal2\\\" (a second possession-or-biometric factor confirmed), and \\\"aal3\\\" (hardware-bound second factor).\",\n \"type\": \"string\"\n },\n \"amr\": {\n \"description\": \"Authentication Methods References per [RFC 8176]. Typical values: \\\"did\\\" (challenge-response), \\\"passkey\\\" (WebAuthn), \\\"vta\\\" (verifiable-trust agent approval). Multi-factor sessions list every method used.\",\n \"items\": {\n \"minLength\": 1,\n \"type\": \"string\"\n },\n \"minItems\": 1,\n \"type\": \"array\"\n },\n \"expiresAt\": {\n \"description\": \"ISO-8601 timestamp when the session ceases to be valid. Producers SHOULD refresh before this time; consumers MUST reject after.\",\n \"format\": \"date-time\",\n \"type\": \"string\"\n },\n \"ext\": {\n \"$ref\": \"#/$defs/Ext\",\n \"description\": \"Ecosystem-defined extension members per SPEC.md §4.5.1.\"\n },\n \"id\": {\n \"description\": \"Opaque, server-chosen session identifier. Stable for the lifetime of the session. Consumers MUST treat the value as opaque; no structure is implied.\",\n \"minLength\": 1,\n \"type\": \"string\"\n },\n \"issuedAt\": {\n \"description\": \"ISO-8601 timestamp when the session was created.\",\n \"format\": \"date-time\",\n \"type\": \"string\"\n },\n \"subject\": {\n \"description\": \"The authenticated party's VID (typically a DID URL).\",\n \"minLength\": 1,\n \"type\": \"string\"\n }\n },\n \"required\": [\n \"id\",\n \"subject\",\n \"issuedAt\",\n \"expiresAt\"\n ],\n \"title\": \"Session\",\n \"type\": \"object\"\n }\n },\n \"$id\": \"https://trusttasks.org/spec/auth/step-up/approve-response/0.1\",\n \"$schema\": \"https://json-schema.org/draft/2020-12/schema\",\n \"additionalProperties\": false,\n \"description\": \"The approver's signed ratification of a step-up: subject + sessionId + challenge are echoed inside a proof-bearing document so the relying party can elevate the session.\",\n \"properties\": {\n \"challenge\": {\n \"description\": \"Echoed from the matching approve-request. The relying party verifies it equals the bound challenge.\",\n \"minLength\": 16,\n \"type\": \"string\"\n },\n \"decision\": {\n \"description\": \"`approved` elevates the session per the relying party's policy. `denied` is a signed refusal — useful for audit even though it elevates nothing.\",\n \"enum\": [\n \"approved\",\n \"denied\"\n ],\n \"type\": \"string\"\n },\n \"deniedReason\": {\n \"description\": \"Required when decision is `denied`. Human-readable rationale the user provided (or which the approver inferred).\",\n \"type\": \"string\"\n },\n \"ext\": {\n \"$ref\": \"#/$defs/Ext\"\n },\n \"grantedAcr\": {\n \"description\": \"The acr the approver believes it has cryptographically demonstrated. The relying party MAY accept this, MAY upgrade to a lower value, but MUST NOT exceed it.\",\n \"type\": \"string\"\n },\n \"sessionId\": {\n \"description\": \"Echoed from the matching approve-request. The relying party uses it to locate the session to elevate.\",\n \"minLength\": 1,\n \"type\": \"string\"\n },\n \"subject\": {\n \"description\": \"Echoed from the matching approve-request. The relying party verifies it equals the session's subject.\",\n \"minLength\": 1,\n \"type\": \"string\"\n }\n },\n \"required\": [\n \"subject\",\n \"sessionId\",\n \"challenge\",\n \"decision\"\n ],\n \"title\": \"Auth — Step-up Approve Response\",\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).
#[test]
fn response_example_1() {
const JSON: &str = "{\n \"id\": \"approve-ack-9012-3456-7890-abcdef123456\",\n \"type\": \"https://trusttasks.org/spec/auth/step-up/approve-response/0.1#response\",\n \"threadId\": \"approve-resp-7890-1234-5678-90abcdef1234\",\n \"issuer\": \"did:web:bank.example\",\n \"recipient\": \"did:web:alice.example\",\n \"issuedAt\": \"2026-05-23T14:00:31Z\",\n \"payload\": {\n \"status\": \"elevated\",\n \"session\": {\n \"id\": \"ec5d3c89-3f49-49b2-9d7d-2a8c0a8a7b9b\",\n \"subject\": \"did:web:alice.example\",\n \"issuedAt\": \"2026-05-23T10:00:31Z\",\n \"expiresAt\": \"2026-05-23T14:30:31Z\",\n \"amr\": [\"did\", \"vta\"],\n \"acr\": \"aal2\"\n }\n }\n}\n";
let doc: crate::TrustTask<super::Response> =
serde_json::from_str(JSON).expect("deserialize response example");
let rendered = serde_json::to_value(&doc).expect("re-serialize");
let expected: serde_json::Value = serde_json::from_str(JSON).expect("re-parse expected");
assert_eq!(rendered, expected, "response example failed round-trip");
}
#[test]
fn response_example_2() {
const JSON: &str = "{\n \"id\": \"approve-ack-0123-4567-8901-bcdef1234567\",\n \"type\": \"https://trusttasks.org/spec/auth/step-up/approve-response/0.1#response\",\n \"threadId\": \"approve-resp-7890-1234-5678-90abcdef1234\",\n \"issuer\": \"did:web:bank.example\",\n \"recipient\": \"did:web:alice.example\",\n \"issuedAt\": \"2026-05-23T14:00:31Z\",\n \"payload\": {\n \"status\": \"rejected\",\n \"reason\": \"challenge expired\"\n }\n}\n";
let doc: crate::TrustTask<super::Response> =
serde_json::from_str(JSON).expect("deserialize response example");
let rendered = serde_json::to_value(&doc).expect("re-serialize");
let expected: serde_json::Value = serde_json::from_str(JSON).expect("re-parse expected");
assert_eq!(rendered, expected, "response example failed round-trip");
}
/// 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)] = &[
(
"Missing required challenge.",
"{\n \"decision\": \"approved\",\n \"sessionId\": \"ec5d3c89\",\n \"subject\": \"did:web:alice.example\"\n}",
),
(
"Decision value not in enum.",
"{\n \"challenge\": \"VHJhbnNmZXJDb25maXJtTm9uY2VYWQ\",\n \"decision\": \"maybe\",\n \"sessionId\": \"ec5d3c89\",\n \"subject\": \"did:web:alice.example\"\n}",
),
(
"Challenge below minimum length.",
"{\n \"challenge\": \"short\",\n \"decision\": \"approved\",\n \"sessionId\": \"ec5d3c89\",\n \"subject\": \"did:web:alice.example\"\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
);
}
}
}