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import { type DurableSecretProvenanceEntry, memory, memorySecretProvenance } from '@sim/db/schema'
import { createLogger } from '@sim/logger'
import { and, eq, isNull, or } from 'drizzle-orm'
import { decryptSecret } from '@/lib/core/security/encryption'
import type { DbTransaction } from '@/lib/db/types'
import {
type DurableSecretProvenance,
EXACT_EMPTY_DURABLE_SECRET_PROVENANCE,
hashDurableSecretProvenanceValue,
importDurableSecretProvenance,
normalizeDurableSecretProvenanceEntries,
} from '@/lib/execution/durable-secret-provenance'
import { SecretProvenanceBudget } from '@/lib/execution/provenance-budget'
import { ResolvedSecretTraceRegistry } from '@/executor/utils/resolved-secret-trace-registry'
const logger = createLogger('MemorySecretProvenance')
type MemoryProvenanceRecoveryCause = 'unbound-message-entry' | 'unmatched-message-hash'
type MemoryUnknownWriteCause =
| 'incoming-provenance-incomplete'
| 'inherited-provenance-unknown'
| 'merge-provenance-limit'
interface MemorySecretProvenanceSelection {
select(messages: readonly unknown[], includeRecovered: boolean): DurableSecretProvenance
recoveredEntryCount: number
}
/**
* Known message bindings still respect the selected history window. Older writers omitted the
* binding or hashed a message before removing its files; retain those entries for value-filtered
* redaction instead of silently declaring their content public.
*/
export async function createMemorySecretProvenanceSelector(
provenance: DurableSecretProvenance,
storedMessages: readonly unknown[],
workspaceId?: string
): Promise<MemorySecretProvenanceSelection> {
if (provenance.status === 'unknown') return { select: () => provenance, recoveredEntryCount: 0 }
const storedHashes = new Set(storedMessages.map(hashDurableSecretProvenanceValue))
const recoveryCounts = new Map<MemoryProvenanceRecoveryCause, number>()
const recoveredEntries: DurableSecretProvenanceEntry[] = []
const optionalEntries = new Set<DurableSecretProvenanceEntry>()
const recoveryByCiphertext = new Map<string, boolean>()
let failedEntryCount = 0
for (const entry of provenance.entries) {
const cause = !entry.sourceValueHash
? 'unbound-message-entry'
: !storedHashes.has(entry.sourceValueHash)
? 'unmatched-message-hash'
: undefined
if (cause) {
let recoverable = recoveryByCiphertext.get(entry.encryptedValue)
if (recoverable === undefined) {
try {
const { decrypted } = await decryptSecret(entry.encryptedValue, { logFailure: false })
const staged = new ResolvedSecretTraceRegistry(
[
{
name: 'MEMORY_RECOVERY',
plaintext: decrypted,
encryptedValue: entry.encryptedValue,
},
],
undefined,
{ staged: true }
)
recoverable = staged.recordResolved('MEMORY_RECOVERY', decrypted) && staged.isComplete()
} catch {
recoverable = false
}
recoveryByCiphertext.set(entry.encryptedValue, recoverable)
}
if (!recoverable) {
failedEntryCount += 1
continue
}
recoveryCounts.set(cause, (recoveryCounts.get(cause) ?? 0) + 1)
optionalEntries.add(entry)
}
recoveredEntries.push(entry)
}
if (failedEntryCount > 0) {
logger.error('Historical memory secret provenance could not be recovered', {
surface: 'memory',
cause: 'legacy-entry-recovery-failed',
entryCount: failedEntryCount,
...(workspaceId ? { workspaceId } : {}),
})
}
for (const [cause, entryCount] of recoveryCounts) {
logger.error('Validated historical memory secret provenance', {
surface: 'memory',
cause,
entryCount,
...(workspaceId ? { workspaceId } : {}),
})
}
return {
recoveredEntryCount: optionalEntries.size,
select(messages, includeRecovered) {
const selectedHashes = new Set(messages.map(hashDurableSecretProvenanceValue))
return {
status: 'exact',
entries: recoveredEntries.filter((entry) =>
optionalEntries.has(entry) ? includeRecovered : selectedHashes.has(entry.sourceValueHash)
),
}
},
}
}
/** Binds a tool's whole-input provenance to the individual messages it actually persists. */
export async function bindMemorySecretProvenanceToMessages(
messages: readonly unknown[],
provenance: DurableSecretProvenance
): Promise<DurableSecretProvenance> {
if (provenance.status === 'unknown' || provenance.entries.length === 0) return provenance
const registry = new ResolvedSecretTraceRegistry()
if (!(await importDurableSecretProvenance(registry, provenance, messages))) {
return { status: 'unknown' }
}
const entries = new Map<string, (typeof provenance.entries)[number]>()
const budget = new SecretProvenanceBudget()
for (const message of messages) {
const sourceValueHash = hashDurableSecretProvenanceValue(message)
if (!sourceValueHash) {
logger.error('Memory message secret provenance could not be bound', {
surface: 'memory',
cause: 'hash-unavailable',
})
return { status: 'unknown' }
}
const selected = registry.exportCommittedProvenanceForValue(message)
if (!selected.complete) return { status: 'unknown' }
const ciphertexts = new Set(selected.entries.map((entry) => entry.encryptedValue))
for (const entry of provenance.entries) {
if (!ciphertexts.has(entry.encryptedValue)) continue
const bound = { ...entry, sourceValueHash }
const key = JSON.stringify(bound)
if (entries.has(key)) continue
if (!budget.add(entry.encryptedValue, Buffer.byteLength(key, 'utf8'))) {
logger.error('Memory message secret provenance could not be bound', {
surface: 'memory',
cause: 'entries-unnormalizable',
})
return { status: 'unknown' }
}
entries.set(key, bound)
}
}
const normalized = normalizeDurableSecretProvenanceEntries([...entries.values()])
if (!normalized) {
logger.error('Memory message secret provenance could not be bound', {
surface: 'memory',
cause: 'entries-unnormalizable',
})
}
return normalized ? { status: 'exact', entries: normalized } : { status: 'unknown' }
}
/**
* A memory row's sidecar, selected beside it with
* `leftJoin(memorySecretProvenance, eq(memorySecretProvenance.memoryId, memory.id))`. The writer
* binds both in one transaction, so a reader takes both in one statement: a second read can pair
* the row with a later writer's sidecar, and that hash mismatch reads as unknown.
*/
export const MEMORY_SECRET_PROVENANCE_COLUMNS = {
provenanceContentHash: memorySecretProvenance.contentHash,
status: memorySecretProvenance.status,
entries: memorySecretProvenance.entries,
}
interface MemorySecretProvenanceRow {
secretProvenanceVersion: number | null
data: unknown
provenanceContentHash: string | null
status: string | null
entries: unknown
}
/** Classifies a joined memory/sidecar row without treating malformed tracked data as public. */
export function readBoundMemorySecretProvenance(
row: MemorySecretProvenanceRow
): DurableSecretProvenance {
if (row.secretProvenanceVersion === null) {
return EXACT_EMPTY_DURABLE_SECRET_PROVENANCE
}
const contentHash = hashDurableSecretProvenanceValue(row.data)
if (
row.secretProvenanceVersion !== 1 ||
row.status !== 'exact' ||
!contentHash ||
row.provenanceContentHash !== contentHash
) {
return { status: 'unknown' }
}
const entries = normalizeDurableSecretProvenanceEntries(row.entries)
return entries ? { status: 'exact', entries } : { status: 'unknown' }
}
/** Atomically binds a private sidecar to the exact memory JSON version just written. */
export async function replaceMemorySecretProvenanceInTx(
tx: DbTransaction,
memoryId: string,
data: unknown,
provenance: DurableSecretProvenance,
unknownCause: MemoryUnknownWriteCause = 'incoming-provenance-incomplete'
): Promise<void> {
const contentHash = hashDurableSecretProvenanceValue(data)
const entries =
contentHash && provenance.status === 'exact'
? normalizeDurableSecretProvenanceEntries(provenance.entries)
: []
const status = contentHash && provenance.status === 'exact' && entries ? 'exact' : 'unknown'
await tx
.insert(memorySecretProvenance)
.values({
memoryId,
contentHash: contentHash ?? 'unavailable',
status,
entries: entries ?? [],
updatedAt: new Date(),
})
.onConflictDoUpdate({
target: memorySecretProvenance.memoryId,
set: {
contentHash: contentHash ?? 'unavailable',
status,
entries: entries ?? [],
updatedAt: new Date(),
},
})
const [tracked] = await tx
.update(memory)
.set({ secretProvenanceVersion: 1 })
.where(
and(
eq(memory.id, memoryId),
or(isNull(memory.secretProvenanceVersion), eq(memory.secretProvenanceVersion, 1))
)
)
.returning({ id: memory.id })
if (!tracked) throw new Error('Memory secret provenance could not bind the persisted version')
/** This transaction can still roll back; report staged writes rather than claiming commitment. */
if (status === 'unknown') {
logger.error('Memory write staged unrecorded secret provenance', {
surface: 'memory',
cause:
provenance.status === 'unknown'
? unknownCause
: contentHash
? 'entries-unnormalizable'
: 'hash-unavailable',
memoryId,
})
}
}
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