reporting-governance: enforce preflight fail-closed gate

This commit is contained in:
Eve
2026-05-08 09:51:29 +08:00
parent 01bbef57ef
commit 47a2c4c727
5 changed files with 203 additions and 140 deletions

View File

@@ -0,0 +1,121 @@
function getByPath(source, dottedPath) {
if (!source || !dottedPath) return undefined;
return dottedPath.split('.').reduce((acc, key) => (acc == null ? undefined : acc[key]), source);
}
function isTruthySupportLevel(level) {
return level === 'partial' || level === 'full';
}
function isSupported(node) {
return Boolean(node?.supported) && isTruthySupportLevel(node?.level);
}
function enforcementSupport(capabilityDescriptor = {}, actionName) {
return capabilityDescriptor?.capabilities?.enforcement?.[actionName] ?? { supported: false, level: 'none' };
}
function mapActionToCapability(action) {
switch (action) {
case 'rewrite_message':
return 'rewrite_message';
case 'record_placeholder':
return 'annotate_placeholder';
case 'set_status':
return 'downgrade_status';
case 'request_review':
return 'request_review';
case 'raise_escalation':
return 'escalate';
case 'block_transition':
return 'block_transition';
case 'notify_operator':
return 'notify_operator';
case 'dispatch_message':
return 'dispatch_message';
default:
return null;
}
}
export function evaluateActionSupport(capabilityDescriptor = {}, action) {
switch (action) {
case 'force_checkpoint': {
const capability = enforcementSupport(capabilityDescriptor, 'force_checkpoint');
const supported = isSupported(capability);
return {
action,
supported,
level: capability.level ?? 'none',
capability: 'force_checkpoint',
required_paths: ['capabilities.enforcement.force_checkpoint'],
execution_mode: 'package_core_signal',
mode: supported ? 'pass' : 'fail_closed'
};
}
case 'notify_operator': {
const queue = capabilityDescriptor?.capabilities?.notification_path?.queue_items ?? { supported: false, level: 'none' };
const sender = capabilityDescriptor?.capabilities?.notification_path?.sender_binding ?? { supported: false, level: 'none' };
const directSend = capabilityDescriptor?.capabilities?.notification_path?.direct_send ?? { supported: false, level: 'none' };
const queueSupported = isSupported(queue);
const senderSupported = isSupported(sender) || isSupported(directSend);
return {
action,
supported: queueSupported,
degraded: queueSupported && !senderSupported,
level: queueSupported && senderSupported ? 'full' : queueSupported ? 'partial' : 'none',
capability: 'notify_operator',
required_paths: ['capabilities.notification_path.queue_items'],
advisory_paths: ['capabilities.notification_path.sender_binding', 'capabilities.notification_path.direct_send'],
execution_mode: queueSupported && !senderSupported ? 'runtime_adapter_dispatch_deferred' : 'runtime_adapter_dispatch',
mode: queueSupported && !senderSupported ? 'honest_degrade' : queueSupported ? 'pass' : 'fail_closed'
};
}
case 'dispatch_message': {
const directSend = capabilityDescriptor?.capabilities?.notification_path?.direct_send ?? { supported: false, level: 'none' };
const sender = capabilityDescriptor?.capabilities?.notification_path?.sender_binding ?? { supported: false, level: 'none' };
const supported = isSupported(directSend) || isSupported(sender);
return {
action,
supported,
level: supported ? (directSend.level === 'full' || sender.level === 'full' ? 'full' : 'partial') : 'none',
capability: 'dispatch_message',
required_paths: ['capabilities.notification_path.direct_send', 'capabilities.notification_path.sender_binding'],
execution_mode: 'runtime_adapter_dispatch',
mode: supported ? 'pass' : 'fail_closed'
};
}
default: {
const capabilityName = mapActionToCapability(action);
const capability = capabilityName ? enforcementSupport(capabilityDescriptor, capabilityName) : { supported: true, level: 'full' };
const supported = capabilityName ? isSupported(capability) : true;
return {
action,
supported,
level: capability.level ?? 'full',
capability: capabilityName,
required_paths: capabilityName ? [`capabilities.enforcement.${capabilityName}`] : [],
execution_mode: 'package_core_signal',
mode: supported ? 'pass' : 'fail_closed'
};
}
}
}
export function assessCapabilityExpectation(capabilityDescriptor, expectation, expectationPaths = {}) {
const candidatePaths = expectationPaths[expectation] ?? [];
const matchedPath = candidatePaths.find((candidatePath) => isSupported(getByPath(capabilityDescriptor, candidatePath)));
return {
expectation,
supported: Boolean(matchedPath),
matched_path: matchedPath ?? candidatePaths[0] ?? null
};
}
export const __testables = {
getByPath,
isTruthySupportLevel,
isSupported,
enforcementSupport,
mapActionToCapability
};

View File

@@ -1,3 +1,5 @@
import { assessCapabilityExpectation, evaluateActionSupport } from './action-support.mjs';
const CANONICAL_SCHEMA_PATHS = Object.freeze({ const CANONICAL_SCHEMA_PATHS = Object.freeze({
event_schema: 'schemas/reporting-governance/event-envelope.schema.json', event_schema: 'schemas/reporting-governance/event-envelope.schema.json',
evidence_schema: 'schemas/reporting-governance/evidence.schema.json', evidence_schema: 'schemas/reporting-governance/evidence.schema.json',
@@ -20,25 +22,6 @@ function safeArray(value) {
return Array.isArray(value) ? value : []; return Array.isArray(value) ? value : [];
} }
function getByPath(source, dottedPath) {
if (!source || !dottedPath) return undefined;
return dottedPath.split('.').reduce((acc, key) => (acc == null ? undefined : acc[key]), source);
}
function isSupported(node) {
return Boolean(node?.supported) && (node?.level === 'partial' || node?.level === 'full');
}
function assessCapabilityExpectation(capabilityDescriptor, expectation) {
const candidatePaths = EXPECTATION_CAPABILITY_PATHS[expectation] ?? [];
const matchedPath = candidatePaths.find((candidatePath) => isSupported(getByPath(capabilityDescriptor, candidatePath)));
return {
expectation,
supported: Boolean(matchedPath),
matched_path: matchedPath ?? candidatePaths[0] ?? null
};
}
function collectExpectedActions(profile = {}) { function collectExpectedActions(profile = {}) {
const actions = []; const actions = [];
const overdueAction = profile?.spec?.policies?.overrides?.checkpoints?.overdueAction; const overdueAction = profile?.spec?.policies?.overrides?.checkpoints?.overdueAction;
@@ -51,48 +34,6 @@ function collectExpectedActions(profile = {}) {
return [...new Set(actions)]; return [...new Set(actions)];
} }
function evaluateActionSupport(capabilityDescriptor = {}, action) {
switch (action) {
case 'force_checkpoint':
return {
action,
supported: isSupported(getByPath(capabilityDescriptor, 'capabilities.enforcement.force_checkpoint')),
required_paths: ['capabilities.enforcement.force_checkpoint'],
mode: 'fail_closed'
};
case 'notify_operator': {
const queueSupported = isSupported(getByPath(capabilityDescriptor, 'capabilities.notification_path.queue_items'));
const senderSupported = isSupported(getByPath(capabilityDescriptor, 'capabilities.notification_path.sender_binding'))
|| isSupported(getByPath(capabilityDescriptor, 'capabilities.notification_path.direct_send'));
return {
action,
supported: queueSupported,
degraded: queueSupported && !senderSupported,
required_paths: ['capabilities.notification_path.queue_items'],
advisory_paths: ['capabilities.notification_path.sender_binding', 'capabilities.notification_path.direct_send'],
mode: queueSupported && !senderSupported ? 'honest_degrade' : 'pass'
};
}
case 'dispatch_message': {
const directSendSupported = isSupported(getByPath(capabilityDescriptor, 'capabilities.notification_path.direct_send'));
const senderSupported = isSupported(getByPath(capabilityDescriptor, 'capabilities.notification_path.sender_binding'));
return {
action,
supported: directSendSupported || senderSupported,
required_paths: ['capabilities.notification_path.direct_send', 'capabilities.notification_path.sender_binding'],
mode: directSendSupported || senderSupported ? 'pass' : 'fail_closed'
};
}
default:
return {
action,
supported: true,
required_paths: [],
mode: 'pass'
};
}
}
export function runCompatibilityPreflight({ capabilityDescriptor = {}, profile = {}, packageVersion } = {}) { export function runCompatibilityPreflight({ capabilityDescriptor = {}, profile = {}, packageVersion } = {}) {
const runtimeId = capabilityDescriptor?.metadata?.id ?? capabilityDescriptor?.runtime?.name ?? 'unknown-runtime'; const runtimeId = capabilityDescriptor?.metadata?.id ?? capabilityDescriptor?.runtime?.name ?? 'unknown-runtime';
const requestedPluginVersion = profile?.spec?.package?.pluginVersion ?? packageVersion ?? null; const requestedPluginVersion = profile?.spec?.package?.pluginVersion ?? packageVersion ?? null;
@@ -117,10 +58,10 @@ export function runCompatibilityPreflight({ capabilityDescriptor = {}, profile =
} }
const requiredExpectations = safeArray(profile?.capability_expectations?.required).map((expectation) => const requiredExpectations = safeArray(profile?.capability_expectations?.required).map((expectation) =>
assessCapabilityExpectation(capabilityDescriptor, expectation) assessCapabilityExpectation(capabilityDescriptor, expectation, EXPECTATION_CAPABILITY_PATHS)
); );
const preferredExpectations = safeArray(profile?.capability_expectations?.preferred).map((expectation) => const preferredExpectations = safeArray(profile?.capability_expectations?.preferred).map((expectation) =>
assessCapabilityExpectation(capabilityDescriptor, expectation) assessCapabilityExpectation(capabilityDescriptor, expectation, EXPECTATION_CAPABILITY_PATHS)
); );
for (const result of requiredExpectations) { for (const result of requiredExpectations) {

View File

@@ -1,19 +1,13 @@
import { evaluateActionSupport } from './action-support.mjs';
function safeArray(value) { function safeArray(value) {
return Array.isArray(value) ? value : []; return Array.isArray(value) ? value : [];
} }
function enforcementSupport(capabilityDescriptor = {}, actionName) {
return capabilityDescriptor?.capabilities?.enforcement?.[actionName] ?? { supported: false, level: 'none' };
}
function notificationTruthModel(capabilityDescriptor = {}) { function notificationTruthModel(capabilityDescriptor = {}) {
return capabilityDescriptor?.capabilities?.notification_path?.truth_model ?? {}; return capabilityDescriptor?.capabilities?.notification_path?.truth_model ?? {};
} }
function isTruthySupportLevel(level) {
return level === 'partial' || level === 'full';
}
function createReceipt({ decision, actionPlans, blockedActions, delivery_state, notes = [] }) { function createReceipt({ decision, actionPlans, blockedActions, delivery_state, notes = [] }) {
return { return {
policy_id: decision.policy_id, policy_id: decision.policy_id,
@@ -27,68 +21,6 @@ function createReceipt({ decision, actionPlans, blockedActions, delivery_state,
}; };
} }
function mapActionToCapability(action) {
switch (action) {
case 'rewrite_message':
return 'rewrite_message';
case 'record_placeholder':
return 'annotate_placeholder';
case 'set_status':
return 'downgrade_status';
case 'request_review':
return 'request_review';
case 'raise_escalation':
return 'escalate';
case 'block_transition':
return 'block_transition';
case 'notify_operator':
return 'notify_operator';
case 'dispatch_message':
return 'dispatch_message';
default:
return null;
}
}
function actionSupport(capabilityDescriptor = {}, actionName) {
switch (actionName) {
case 'notify_operator': {
const queue = capabilityDescriptor?.capabilities?.notification_path?.queue_items ?? { supported: false, level: 'none' };
const sender = capabilityDescriptor?.capabilities?.notification_path?.sender_binding ?? { supported: false, level: 'none' };
const directSend = capabilityDescriptor?.capabilities?.notification_path?.direct_send ?? { supported: false, level: 'none' };
const queueSupported = queue.supported && isTruthySupportLevel(queue.level);
const senderSupported = (sender.supported && isTruthySupportLevel(sender.level)) || (directSend.supported && isTruthySupportLevel(directSend.level));
return {
supported: queueSupported,
level: queueSupported && senderSupported ? 'full' : queueSupported ? 'partial' : 'none',
capability: 'notify_operator',
mode: queueSupported && !senderSupported ? 'runtime_adapter_dispatch_deferred' : 'runtime_adapter_dispatch'
};
}
case 'dispatch_message': {
const directSend = capabilityDescriptor?.capabilities?.notification_path?.direct_send ?? { supported: false, level: 'none' };
const sender = capabilityDescriptor?.capabilities?.notification_path?.sender_binding ?? { supported: false, level: 'none' };
const supported = (directSend.supported && isTruthySupportLevel(directSend.level)) || (sender.supported && isTruthySupportLevel(sender.level));
return {
supported,
level: supported ? (directSend.level === 'full' || sender.level === 'full' ? 'full' : 'partial') : 'none',
capability: 'dispatch_message',
mode: 'runtime_adapter_dispatch'
};
}
default: {
const capabilityName = mapActionToCapability(actionName);
const capability = capabilityName ? enforcementSupport(capabilityDescriptor, capabilityName) : { supported: true, level: 'full' };
return {
supported: capabilityName ? capability.supported && isTruthySupportLevel(capability.level) : true,
level: capability.level ?? 'full',
capability: capabilityName,
mode: 'package_core_signal'
};
}
}
}
export function planDecisionExecution({ decision, capabilityDescriptor = {} }) { export function planDecisionExecution({ decision, capabilityDescriptor = {} }) {
if (!decision) { if (!decision) {
throw new Error('decision is required'); throw new Error('decision is required');
@@ -101,12 +33,12 @@ export function planDecisionExecution({ decision, capabilityDescriptor = {} }) {
const notes = []; const notes = [];
for (const requiredAction of safeArray(decision.required_actions)) { for (const requiredAction of safeArray(decision.required_actions)) {
const support = actionSupport(capabilityDescriptor, requiredAction.action); const support = evaluateActionSupport(capabilityDescriptor, requiredAction.action);
if (support.supported) { if (support.supported) {
actionPlans.push({ actionPlans.push({
...requiredAction, ...requiredAction,
execution_mode: support.mode, execution_mode: support.execution_mode,
capability: support.capability, capability: support.capability,
support_level: support.level support_level: support.level
}); });

View File

@@ -1,12 +1,56 @@
import { evaluatePolicies } from './policy-evaluator.mjs'; import { evaluatePolicies } from './policy-evaluator.mjs';
import { runCompatibilityPreflight } from './compatibility-preflight.mjs';
import { planDecisionExecution } from './decision-runner.mjs'; import { planDecisionExecution } from './decision-runner.mjs';
function createBlockedContract({ capabilityDescriptor = {}, evaluation, preflight }) {
return {
evaluation,
preflight,
planning: {
decision: evaluation.decision,
enforcement_intent: {
policy_id: evaluation.decision.policy_id,
decision: evaluation.decision.decision,
planned_actions: [],
blocked_actions: [],
runtime_adapter_required: [],
package_core_actions: []
},
receipt: {
policy_id: evaluation.decision.policy_id,
decision: evaluation.decision.decision,
status: 'failed',
delivery_state: 'blocked',
enforcement_intent: [],
blocked_actions: [],
operator_notice_required: Boolean(evaluation.decision.operator_notice?.required),
notes: [
'Compatibility preflight failed closed; execution planning was blocked before any runnable contract could be produced.',
...preflight.errors
]
}
},
contract: {
runtime: capabilityDescriptor?.metadata?.id ?? capabilityDescriptor?.runtime?.name ?? 'unknown-runtime',
policy_id: evaluation.decision.policy_id,
decision: evaluation.decision.decision,
adapter_actions: [],
package_actions: [],
blocked_actions: [],
delivery_state: 'blocked',
receipt_status: 'failed'
}
};
}
export function executeGovernanceContract({ export function executeGovernanceContract({
event, event,
evidence = [], evidence = [],
capabilityDescriptor = {}, capabilityDescriptor = {},
policyPacks = [], policyPacks = [],
context = {}, context = {},
profile = {},
packageVersion,
} = {}) { } = {}) {
const evaluation = evaluatePolicies({ const evaluation = evaluatePolicies({
event, event,
@@ -16,6 +60,16 @@ export function executeGovernanceContract({
context, context,
}); });
const preflight = runCompatibilityPreflight({
capabilityDescriptor,
profile,
packageVersion,
});
if (preflight.status === 'fail_closed') {
return createBlockedContract({ capabilityDescriptor, evaluation, preflight });
}
const planning = planDecisionExecution({ const planning = planDecisionExecution({
decision: evaluation.decision, decision: evaluation.decision,
capabilityDescriptor, capabilityDescriptor,
@@ -23,6 +77,7 @@ export function executeGovernanceContract({
return { return {
evaluation, evaluation,
preflight,
planning, planning,
contract: { contract: {
runtime: capabilityDescriptor?.metadata?.id ?? capabilityDescriptor?.runtime?.name ?? 'unknown-runtime', runtime: capabilityDescriptor?.metadata?.id ?? capabilityDescriptor?.runtime?.name ?? 'unknown-runtime',

View File

@@ -94,10 +94,13 @@ test('capability descriptor -> policy evaluation -> decision planning yields ada
context: { context: {
signals: ['checkpoint_overdue'], signals: ['checkpoint_overdue'],
operator_context: { report_anchor_present: true } operator_context: { report_anchor_present: true }
} },
profile: strictProfile,
packageVersion: '0.1.0-mainline'
}); });
assert.equal(result.evaluation.decision.decision, 'force_checkpoint'); assert.equal(result.evaluation.decision.decision, 'force_checkpoint');
assert.equal(result.preflight.status, 'pass');
assert.equal(result.planning.receipt.delivery_state, 'pending_external_send'); assert.equal(result.planning.receipt.delivery_state, 'pending_external_send');
assert.deepEqual(result.contract.adapter_actions, ['notify_operator']); assert.deepEqual(result.contract.adapter_actions, ['notify_operator']);
assert.deepEqual(result.contract.package_actions, ['emit_event']); assert.deepEqual(result.contract.package_actions, ['emit_event']);
@@ -139,10 +142,13 @@ test('contract truthfully degrades when notify path can queue but cannot directl
policyPacks: [noSilencePack], policyPacks: [noSilencePack],
context: { context: {
signals: ['checkpoint_overdue'] signals: ['checkpoint_overdue']
} },
profile: strictProfile,
packageVersion: '0.1.0-mainline'
}); });
assert.equal(result.evaluation.decision.decision, 'force_checkpoint'); assert.equal(result.evaluation.decision.decision, 'force_checkpoint');
assert.equal(result.preflight.status, 'degraded');
assert.deepEqual(result.contract.adapter_actions, ['notify_operator']); assert.deepEqual(result.contract.adapter_actions, ['notify_operator']);
assert.deepEqual(result.contract.blocked_actions, []); assert.deepEqual(result.contract.blocked_actions, []);
assert.equal(result.contract.receipt_status, 'planned'); assert.equal(result.contract.receipt_status, 'planned');
@@ -181,10 +187,18 @@ test('contract fails closed when capability descriptor cannot satisfy mandatory
policyPacks: [noSilencePack], policyPacks: [noSilencePack],
context: { context: {
signals: ['checkpoint_overdue'] signals: ['checkpoint_overdue']
} },
profile: strictProfile,
packageVersion: '0.1.0-mainline'
}); });
assert.equal(result.evaluation.decision.decision, 'force_checkpoint'); assert.equal(result.evaluation.decision.decision, 'force_checkpoint');
assert.deepEqual(result.contract.adapter_actions, ['notify_operator']); assert.equal(result.preflight.status, 'fail_closed');
assert.equal(result.contract.receipt_status, 'planned'); assert.deepEqual(result.planning.enforcement_intent.planned_actions, []);
assert.deepEqual(result.contract.adapter_actions, []);
assert.deepEqual(result.contract.package_actions, []);
assert.deepEqual(result.contract.blocked_actions, []);
assert.equal(result.contract.delivery_state, 'blocked');
assert.equal(result.contract.receipt_status, 'failed');
assert.ok(result.planning.receipt.notes.some((note) => note.includes('failed closed')));
}); });