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fix(codex): re-scan sessions resumed in older date partitions on a warm cache #2559

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Merged
steipete merged 6 commits into from
Aug 3, 2026
Merged

fix(codex): re-scan sessions resumed in older date partitions on a warm cache #2559

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24ac2b9
fix(codex): re-scan sessions resumed in older date partitions on a wa…
OfficialAbhinavSingh Aug 1, 2026
d35be70
fix: bound warm Codex lookback work
Aug 2, 2026
542ed75
test: make lookback budget proof portable
Aug 2, 2026
4427437
fix: resume bounded Codex lookback discovery
Aug 3, 2026
6fc7a3a
test: inspect persisted Codex lookback state
Aug 3, 2026
1860296
fix: make cost cache writes portable
Aug 3, 2026
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2 changes: 1 addition & 1 deletion Sources/CodexBarCore/Generated/CodexParserHash.generated.swift
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
// Generated by Scripts/regenerate-codex-parser-hash.sh. Do not edit by hand.

enum CodexParserHash {
static let value = "aa0b0865c496e548"
static let value = "dcab8c067490a89e"
}
23 changes: 12 additions & 11 deletions Sources/CodexBarCore/Vendored/CostUsage/CostUsageCache.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -123,18 +123,8 @@ enum CostUsageCacheIO {
cache.producerKey = producerKey ?? self.currentProducerKey(provider: provider)
cache.timeZoneIdentifier = calendar.timeZone.identifier

let tmp = dir.appendingPathComponent(".tmp-\(UUID().uuidString).json", isDirectory: false)
let data = (try? JSONEncoder().encode(cache)) ?? Data()
do {
try data.write(to: tmp, options: [.atomic])
if FileManager.default.fileExists(atPath: url.path) {
_ = try FileManager.default.replaceItemAt(url, withItemAt: tmp)
} else {
try FileManager.default.moveItem(at: tmp, to: url)
}
} catch {
try? FileManager.default.removeItem(at: tmp)
}
try? data.write(to: url, options: [.atomic])
}

static func currentProducerKey(
Expand Down Expand Up @@ -173,6 +163,8 @@ struct CostUsageCache: Codable {
var codexPreviousReport: CostUsageCodexPreviousReport?
/// Persistent session-id discovery and generation-scoped negative lookups for fork parents.
var codexSessionDiscovery: CostUsageCodexSessionDiscovery?
/// Resumable bounded discovery for recently modified rollouts in older date partitions.
var codexActiveLookbackState: CostUsageCodexActiveLookbackState?

/// filePath -> file usage
var files: [String: CostUsageFileUsage] = [:]
Expand All @@ -184,6 +176,15 @@ struct CostUsageCache: Codable {
var roots: [String: Int64]?
}

struct CostUsageCodexActiveLookbackState: Codable {
var scanSinceKey: String
var rootPaths: [String]
var nextDayKeyByRoot: [String: String] = [:]
var completedRootPaths: [String] = []
var pendingFilePaths: [String] = []
var legacyRecursivePendingRootPaths: [String] = []
}

struct CostUsageCodexSessionDiscovery: Codable {
struct DirectoryStamp: Codable, Equatable {
var mtimeUnixMs: Int64
Expand Down
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