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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift open source project
//
// Copyright (c) 2023 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See http://swift.org/LICENSE.txt for license information
// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
import Basics
import _Concurrency
import Dispatch
import class Foundation.NSLock
import PackageModel
import PackageSigning
import struct TSCUtility.Version
public class MockPackageSigningEntityStorage: PackageSigningEntityStorage {
private var packageSigners: [PackageIdentity: PackageSigners]
private let lock = NSLock()
public init(_ packageSigners: [PackageIdentity: PackageSigners] = [:]) {
self.packageSigners = packageSigners
}
public func get(
package: PackageIdentity,
observabilityScope: ObservabilityScope
) throws -> PackageSigners {
guard let packageSigners = self.lock.withLock({ self.packageSigners[package] }) else {
return PackageSigners()
}
return packageSigners
}
public func put(
package: PackageIdentity,
version: Version,
signingEntity: SigningEntity,
origin: SigningEntity.Origin,
observabilityScope: ObservabilityScope
) throws {
try self.lock.withLock {
let otherSigningEntities = self.packageSigners[package]?.signingEntities(of: version)
.filter { $0 != signingEntity } ?? []
// Error if we try to write a different signing entity for a version
guard otherSigningEntities.isEmpty else {
throw PackageSigningEntityStorageError.conflict(
package: package,
version: version,
given: signingEntity,
existing: otherSigningEntities.first! // !-safe because otherSigningEntities is not empty
)
}
try self.addSigner(
package: package,
signingEntity: signingEntity,
origin: origin,
version: version
)
}
}
public func add(
package: PackageIdentity,
version: Version,
signingEntity: SigningEntity,
origin: SigningEntity.Origin,
observabilityScope: ObservabilityScope
) throws {
try self.lock.withLock {
try self.addSigner(
package: package,
signingEntity: signingEntity,
origin: origin,
version: version
)
}
}
public func changeSigningEntityFromVersion(
package: PackageIdentity,
version: Version,
signingEntity: SigningEntity,
origin: SigningEntity.Origin,
observabilityScope: ObservabilityScope
) throws {
try self.lock.withLock {
self.setExpectedSigner(
package: package,
expectedSigningEntity: signingEntity,
expectedFromVersion: version
)
try self.addSigner(
package: package,
signingEntity: signingEntity,
origin: origin,
version: version
)
}
}
public func changeSigningEntityForAllVersions(
package: PackageIdentity,
version: Version,
signingEntity: SigningEntity,
origin: SigningEntity.Origin,
observabilityScope: ObservabilityScope
) throws {
try self.lock.withLock {
self.setExpectedSigner(
package: package,
expectedSigningEntity: signingEntity,
expectedFromVersion: version
)
// Delete all other signers
if let existing = self.packageSigners[package] {
self.packageSigners[package] = PackageSigners(
expectedSigner: existing.expectedSigner,
signers: existing.signers.filter { $0.key == signingEntity }
)
}
try self.addSigner(
package: package,
signingEntity: signingEntity,
origin: origin,
version: version
)
}
}
private func setExpectedSigner(
package: PackageIdentity,
expectedSigningEntity: SigningEntity,
expectedFromVersion: Version
) {
self.packageSigners[package] = PackageSigners(
expectedSigner: (signingEntity: expectedSigningEntity, fromVersion: expectedFromVersion),
signers: self.packageSigners[package]?.signers ?? [:]
)
}
private func addSigner(
package: PackageIdentity,
signingEntity: SigningEntity,
origin: SigningEntity.Origin,
version: Version
) throws {
guard case .recognized = signingEntity else {
throw PackageSigningEntityStorageError.unrecognizedSigningEntity(signingEntity)
}
let packageSigners = self.packageSigners[package] ?? PackageSigners()
let packageSigner: PackageSigner
if let existingSigner = packageSigners.signers[signingEntity] {
var origins = existingSigner.origins
origins.insert(origin)
var versions = existingSigner.versions
versions.insert(version)
packageSigner = PackageSigner(
signingEntity: signingEntity,
origins: origins,
versions: versions
)
} else {
packageSigner = PackageSigner(
signingEntity: signingEntity,
origins: [origin],
versions: [version]
)
}
var signers = packageSigners.signers
signers[signingEntity] = packageSigner
self.packageSigners[package] = PackageSigners(
expectedSigner: packageSigners.expectedSigner,
signers: signers
)
}
}
|
