Files
NODEDC_MISSION_CORE/plugins/xgrids-k1/macos/associate_wifi.swift
T
DCCONSTRUCTIONS 0ca7316a24 wip(k1): checkpoint connection recovery rewrite
Capture the current unreleased K1 connection, recovery, lifecycle, viewer, and test work as a single known-bad baseline for subsequent fixes.
2026-08-14 14:57:50 +03:00

884 lines
30 KiB
Swift

import CoreWLAN
import CryptoKit
import Foundation
import LocalAuthentication
import Security
private let keychainService = "NODEDC Mission Core Host Wi-Fi Profiles"
private let credentialMaterialKeychainService =
"NODEDC Mission Core Device Credential Materials"
private struct HostWifiRequest: Decodable {
let action: String
let profileID: String
let ssid: String?
let password: String?
let scanTimeoutSeconds: Double?
let credentialSourceID: String?
let interfaceName: String?
let continuityKeyHex: String?
enum CodingKeys: String, CodingKey {
case action
case profileID = "profile_id"
case ssid
case password
case scanTimeoutSeconds = "scan_timeout_seconds"
case credentialSourceID = "credential_source_id"
case interfaceName = "interface_name"
case continuityKeyHex = "continuity_key_hex"
}
}
private struct StoredProfile: Codable {
let schemaVersion: Int
let ssid: String
let password: String
let credentialSource: String?
enum CodingKeys: String, CodingKey {
case schemaVersion = "schema_version"
case ssid
case password
case credentialSource = "credential_source"
}
}
private struct StoredCredentialMaterial: Codable {
let schemaVersion: Int
let password: String
enum CodingKeys: String, CodingKey {
case schemaVersion = "schema_version"
case password
}
}
private struct HostWifiResponse: Encodable {
let ok: Bool
let adapter: String?
let alreadyAssociated: Bool?
let stored: Bool?
let found: Bool?
let profileAvailable: Bool?
let profileEnrolled: Bool?
let scanAttemptCount: Int?
let scanElapsedMilliseconds: Int?
let credentialSource: String?
let wifiInterface: Bool?
let associationIdentity: String?
let associationEvidence: String?
let reasonCode: String?
enum CodingKeys: String, CodingKey {
case ok
case adapter
case alreadyAssociated = "already_associated"
case stored
case found
case profileAvailable = "profile_available"
case profileEnrolled = "profile_enrolled"
case scanAttemptCount = "scan_attempt_count"
case scanElapsedMilliseconds = "scan_elapsed_ms"
case credentialSource = "credential_source"
case wifiInterface = "wifi_interface"
case associationIdentity = "association_identity"
case associationEvidence = "association_evidence"
case reasonCode = "reason_code"
}
}
private func emit(
ok: Bool,
adapter: String? = nil,
alreadyAssociated: Bool? = nil,
stored: Bool? = nil,
found: Bool? = nil,
profileAvailable: Bool? = nil,
profileEnrolled: Bool? = nil,
scanAttemptCount: Int? = nil,
scanElapsedMilliseconds: Int? = nil,
credentialSource: String? = nil,
wifiInterface: Bool? = nil,
associationIdentity: String? = nil,
associationEvidence: String? = nil,
reasonCode: String? = nil,
exitCode: Int32
) -> Never {
let response = HostWifiResponse(
ok: ok,
adapter: adapter,
alreadyAssociated: alreadyAssociated,
stored: stored,
found: found,
profileAvailable: profileAvailable,
profileEnrolled: profileEnrolled,
scanAttemptCount: scanAttemptCount,
scanElapsedMilliseconds: scanElapsedMilliseconds,
credentialSource: credentialSource,
wifiInterface: wifiInterface,
associationIdentity: associationIdentity,
associationEvidence: associationEvidence,
reasonCode: reasonCode
)
if let data = try? JSONEncoder().encode(response) {
FileHandle.standardOutput.write(data)
}
exit(exitCode)
}
private func profileIsValid(_ profile: StoredProfile) -> Bool {
guard profile.schemaVersion == 1,
let ssidData = profile.ssid.data(using: .utf8),
(1 ... 32).contains(ssidData.count),
let passwordData = profile.password.data(using: .utf8),
(1 ... 64).contains(passwordData.count)
else {
return false
}
return true
}
private func credentialMaterialIsValid(_ material: StoredCredentialMaterial) -> Bool {
guard material.schemaVersion == 1,
let passwordData = material.password.data(using: .utf8),
(8 ... 63).contains(passwordData.count)
else {
return false
}
return true
}
private func keychainQuery(service: String, account: String) -> [String: Any] {
return [
kSecClass as String: kSecClassGenericPassword,
kSecAttrService as String: service,
kSecAttrAccount as String: account,
]
}
private func profileKeychainQuery(profileID: String) -> [String: Any] {
return keychainQuery(service: keychainService, account: profileID)
}
private func materialKeychainQuery(sourceID: String) -> [String: Any] {
return keychainQuery(service: credentialMaterialKeychainService, account: sourceID)
}
private func nonInteractiveAuthenticationContext() -> LAContext {
let context = LAContext()
context.interactionNotAllowed = true
return context
}
private func keychainItemExists(service: String, account: String) throws -> Bool {
var query = keychainQuery(service: service, account: account)
query[kSecReturnAttributes as String] = true
query[kSecMatchLimit as String] = kSecMatchLimitOne
// Preflight is deliberately non-interactive. Authorization prompts belong
// only to an explicit enrollment/migration step, never to a K1 network
// mutation that has already been admitted by the browser.
query[kSecUseAuthenticationContext as String] = nonInteractiveAuthenticationContext()
var item: CFTypeRef?
let status = SecItemCopyMatching(query as CFDictionary, &item)
if status == errSecSuccess {
return true
}
if status == errSecItemNotFound {
return false
}
throw NSError(domain: "HostWifiKeychainMetadata", code: Int(status))
}
private func keychainReasonCode(_ error: Error, missing: String) -> String {
let status = OSStatus((error as NSError).code)
switch status {
case errSecItemNotFound:
return missing
case errSecInteractionNotAllowed:
return "keychain-authorization-required"
case errSecAuthFailed:
return "keychain-authorization-denied"
case errSecUserCanceled:
return "keychain-authorization-cancelled"
default:
return "keychain-access-failed"
}
}
private func coreWLANReasonCode(_ error: Error) -> String {
let nsError = error as NSError
guard nsError.domain == CWErrorDomain else {
return "corewlan-error"
}
// Stable CWErr values from Apple's CoreWLANTypes contract. Export only a
// reviewed failure class; NSError descriptions may contain host details.
switch nsError.code {
case -3930: // kCWOperationNotPermittedErr
return "corewlan-authorization-denied"
case -3905, -3925: // kCWTimeoutErr, kCWSupplicantTimeoutErr
return "host-wifi-operation-timeout"
default:
return "corewlan-error"
}
}
private func loadProfile(
profileID: String,
interactionAllowed: Bool = true
) throws -> StoredProfile {
var query = profileKeychainQuery(profileID: profileID)
query[kSecReturnData as String] = true
query[kSecMatchLimit as String] = kSecMatchLimitOne
if !interactionAllowed {
query[kSecUseAuthenticationContext as String] = nonInteractiveAuthenticationContext()
}
var item: CFTypeRef?
let status = SecItemCopyMatching(query as CFDictionary, &item)
guard status == errSecSuccess, let data = item as? Data else {
throw NSError(domain: "HostWifiProfile", code: Int(status))
}
let profile = try JSONDecoder().decode(StoredProfile.self, from: data)
guard profileIsValid(profile) else {
throw NSError(domain: "HostWifiProfile", code: Int(errSecDecode))
}
return profile
}
private func storeProfile(profileID: String, profile: StoredProfile) throws {
guard profileIsValid(profile) else {
throw NSError(domain: "HostWifiProfile", code: Int(errSecParam))
}
let data = try JSONEncoder().encode(profile)
let query = profileKeychainQuery(profileID: profileID)
let attributes = [
kSecValueData as String: data,
kSecAttrAccessible as String: kSecAttrAccessibleAfterFirstUnlockThisDeviceOnly,
] as [String: Any]
let updateStatus = SecItemUpdate(query as CFDictionary, attributes as CFDictionary)
if updateStatus == errSecSuccess {
return
}
guard updateStatus == errSecItemNotFound else {
throw NSError(domain: "HostWifiProfile", code: Int(updateStatus))
}
var newItem = query
attributes.forEach { key, value in newItem[key] = value }
let addStatus = SecItemAdd(newItem as CFDictionary, nil)
guard addStatus == errSecSuccess else {
throw NSError(domain: "HostWifiProfile", code: Int(addStatus))
}
}
private func loadCredentialMaterial(
sourceID: String,
interactionAllowed: Bool = true
) throws -> StoredCredentialMaterial {
var query = materialKeychainQuery(sourceID: sourceID)
query[kSecReturnData as String] = true
query[kSecMatchLimit as String] = kSecMatchLimitOne
if !interactionAllowed {
query[kSecUseAuthenticationContext as String] = nonInteractiveAuthenticationContext()
}
var item: CFTypeRef?
let status = SecItemCopyMatching(query as CFDictionary, &item)
guard status == errSecSuccess, let data = item as? Data else {
throw NSError(domain: "HostWifiCredentialMaterial", code: Int(status))
}
let material = try JSONDecoder().decode(StoredCredentialMaterial.self, from: data)
guard credentialMaterialIsValid(material) else {
throw NSError(domain: "HostWifiCredentialMaterial", code: Int(errSecDecode))
}
return material
}
private func storeCredentialMaterial(
sourceID: String,
material: StoredCredentialMaterial
) throws {
guard credentialMaterialIsValid(material) else {
throw NSError(domain: "HostWifiCredentialMaterial", code: Int(errSecParam))
}
let data = try JSONEncoder().encode(material)
let query = materialKeychainQuery(sourceID: sourceID)
let attributes = [
kSecValueData as String: data,
kSecAttrAccessible as String: kSecAttrAccessibleAfterFirstUnlockThisDeviceOnly,
] as [String: Any]
let updateStatus = SecItemUpdate(query as CFDictionary, attributes as CFDictionary)
if updateStatus == errSecSuccess {
return
}
guard updateStatus == errSecItemNotFound else {
throw NSError(domain: "HostWifiCredentialMaterial", code: Int(updateStatus))
}
var newItem = query
attributes.forEach { key, value in newItem[key] = value }
let addStatus = SecItemAdd(newItem as CFDictionary, nil)
guard addStatus == errSecSuccess else {
throw NSError(domain: "HostWifiCredentialMaterial", code: Int(addStatus))
}
}
private struct TargetedScanResult {
let network: CWNetwork?
let attemptCount: Int
let elapsedMilliseconds: Int
}
private func scanForExpectedNetwork(
interface: CWInterface,
ssid: String,
ssidData: Data,
timeoutSeconds: Double
) throws -> TargetedScanResult {
let started = ProcessInfo.processInfo.systemUptime
var attemptCount = 0
while true {
attemptCount += 1
let networks = try interface.scanForNetworks(withSSID: ssidData)
if let network = networks.first(where: { $0.ssid == ssid }) {
return TargetedScanResult(
network: network,
attemptCount: attemptCount,
elapsedMilliseconds: max(
0,
Int((ProcessInfo.processInfo.systemUptime - started) * 1_000)
)
)
}
let elapsed = ProcessInfo.processInfo.systemUptime - started
let remaining = timeoutSeconds - elapsed
if remaining <= 0 {
return TargetedScanResult(
network: nil,
attemptCount: attemptCount,
elapsedMilliseconds: max(0, Int(elapsed * 1_000))
)
}
Thread.sleep(forTimeInterval: min(0.75, remaining))
}
}
private func decodeContinuityKey(_ value: String) -> Data? {
let bytes = Array(value.utf8)
guard bytes.count == 64 else {
return nil
}
func nibble(_ byte: UInt8) -> UInt8? {
switch byte {
case 48 ... 57:
return byte - 48
case 97 ... 102:
return byte - 87
default:
return nil
}
}
var decoded = Data(capacity: 32)
for offset in stride(from: 0, to: bytes.count, by: 2) {
guard let high = nibble(bytes[offset]), let low = nibble(bytes[offset + 1]) else {
return nil
}
decoded.append((high << 4) | low)
}
return decoded
}
private func appendLengthPrefixed(_ value: String, to material: inout Data) {
let data = Data(value.utf8)
var length = UInt32(data.count).bigEndian
withUnsafeBytes(of: &length) { bytes in
material.append(contentsOf: bytes)
}
material.append(data)
}
private func associationIdentity(
continuityKey: Data,
interfaceName: String,
bssid: String
) -> String {
// BSSID is the association identity. SSID visibility is permission- and
// timing-dependent on macOS, so folding it into this token would rotate a
// healthy binding when the same AP alternates between `ssid+bssid` and
// `bssid-only` evidence.
var material = Data("mission-core/host-wifi-association/v2".utf8)
appendLengthPrefixed(interfaceName, to: &material)
appendLengthPrefixed(bssid.lowercased(), to: &material)
let digest = HMAC<SHA256>.authenticationCode(
for: material,
using: SymmetricKey(data: continuityKey)
)
return digest.map { String(format: "%02x", $0) }.joined()
}
private let input = FileHandle.standardInput.readDataToEndOfFile()
guard input.count <= 2048 else {
emit(ok: false, reasonCode: "request-too-large", exitCode: 1)
}
do {
let request = try JSONDecoder().decode(HostWifiRequest.self, from: input)
guard (1 ... 128).contains(request.profileID.count),
request.profileID.allSatisfy({
$0.isASCII && ($0.isLetter || $0.isNumber || ".-_".contains($0))
})
else {
emit(ok: false, reasonCode: "profile-id-invalid", exitCode: 1)
}
if request.action == "inspect-association" {
guard let interfaceName = request.interfaceName,
(1 ... 32).contains(interfaceName.count),
interfaceName.allSatisfy({
$0.isASCII && ($0.isLetter || $0.isNumber || ".-_".contains($0))
}),
let continuityKeyHex = request.continuityKeyHex,
let continuityKey = decodeContinuityKey(continuityKeyHex)
else {
emit(ok: false, reasonCode: "association-inspection-invalid", exitCode: 1)
}
guard let interface = CWWiFiClient.shared().interface(withName: interfaceName) else {
emit(
ok: true,
adapter: "CoreWLAN",
wifiInterface: false,
associationIdentity: associationIdentity(
continuityKey: continuityKey,
interfaceName: interfaceName,
bssid: "not-wifi-interface"
),
associationEvidence: "not-wifi",
exitCode: 0
)
}
guard interface.powerOn(), interface.serviceActive() else {
emit(
ok: true,
adapter: "CoreWLAN",
wifiInterface: true,
associationEvidence: "unavailable",
reasonCode: "wifi-interface-inactive",
exitCode: 0
)
}
let currentSSID = interface.ssid()?.trimmingCharacters(in: .whitespacesAndNewlines)
let currentBSSID = interface.bssid()?.trimmingCharacters(in: .whitespacesAndNewlines)
guard let currentBSSID, !currentBSSID.isEmpty else {
// SSID alone is not an exact association identity: two APs may use
// the same network name. Returning no digest forces the Python
// caller to rotate its fail-closed continuity token.
emit(
ok: true,
adapter: "CoreWLAN",
wifiInterface: true,
associationEvidence: "unavailable",
reasonCode: "association-identity-unavailable",
exitCode: 0
)
}
emit(
ok: true,
adapter: "CoreWLAN",
wifiInterface: true,
associationIdentity: associationIdentity(
continuityKey: continuityKey,
interfaceName: interfaceName,
bssid: currentBSSID
),
associationEvidence: (
currentSSID == nil || currentSSID?.isEmpty == true
? "bssid-only"
: "ssid+bssid"
),
exitCode: 0
)
}
if request.action == "store-profile" {
guard let ssid = request.ssid, let password = request.password else {
emit(ok: false, reasonCode: "credential-missing", exitCode: 1)
}
try storeProfile(
profileID: request.profileID,
profile: StoredProfile(
schemaVersion: 1,
ssid: ssid,
password: password,
credentialSource: nil
)
)
emit(ok: true, adapter: "macOS Keychain", stored: true, exitCode: 0)
}
if request.action == "store-credential-material" {
guard let password = request.password else {
emit(ok: false, reasonCode: "credential-missing", exitCode: 1)
}
try storeCredentialMaterial(
sourceID: request.profileID,
material: StoredCredentialMaterial(schemaVersion: 1, password: password)
)
emit(ok: true, adapter: "macOS Keychain", stored: true, exitCode: 0)
}
if request.action == "check-credential-material" {
do {
let available = try keychainItemExists(
service: credentialMaterialKeychainService,
account: request.profileID
)
emit(
ok: true,
adapter: "macOS Keychain",
profileAvailable: available,
credentialSource: available ? "exact-firmware-profile" : nil,
exitCode: 0
)
} catch {
emit(
ok: false,
adapter: "macOS Keychain",
profileAvailable: false,
reasonCode: keychainReasonCode(
error,
missing: "credential-source-unavailable"
),
exitCode: 1
)
}
}
if request.action == "ensure-profile" {
guard let ssid = request.ssid,
let ssidData = ssid.data(using: .utf8),
(1 ... 32).contains(ssidData.count),
let sourceID = request.credentialSourceID,
(1 ... 128).contains(sourceID.count),
sourceID.allSatisfy({
$0.isASCII && ($0.isLetter || $0.isNumber || ".-_".contains($0))
})
else {
emit(ok: false, reasonCode: "credential-source-invalid", exitCode: 1)
}
do {
let profileAvailable = try keychainItemExists(
service: keychainService,
account: request.profileID
)
if profileAvailable {
let profile = try loadProfile(
profileID: request.profileID,
interactionAllowed: false
)
guard profile.ssid == ssid else {
emit(
ok: false,
adapter: "macOS Keychain",
profileAvailable: false,
profileEnrolled: false,
reasonCode: "profile-ssid-mismatch",
exitCode: 1
)
}
guard profile.credentialSource == "exact-firmware-profile" else {
emit(
ok: false,
adapter: "macOS Keychain",
profileAvailable: false,
profileEnrolled: false,
reasonCode: "profile-credential-source-mismatch",
exitCode: 1
)
}
emit(
ok: true,
adapter: "macOS Keychain",
profileAvailable: true,
profileEnrolled: false,
credentialSource: "exact-firmware-profile",
exitCode: 0
)
}
} catch {
emit(
ok: false,
adapter: "macOS Keychain",
profileAvailable: false,
profileEnrolled: false,
reasonCode: keychainReasonCode(error, missing: "profile-unavailable"),
exitCode: 1
)
}
let material: StoredCredentialMaterial
do {
material = try loadCredentialMaterial(
sourceID: sourceID,
interactionAllowed: false
)
} catch {
emit(
ok: false,
adapter: "macOS Keychain",
profileAvailable: false,
profileEnrolled: false,
reasonCode: keychainReasonCode(
error,
missing: "credential-source-unavailable"
),
exitCode: 1
)
}
do {
try storeProfile(
profileID: request.profileID,
profile: StoredProfile(
schemaVersion: 1,
ssid: ssid,
password: material.password,
credentialSource: "exact-firmware-profile"
)
)
emit(
ok: true,
adapter: "macOS Keychain",
profileAvailable: true,
profileEnrolled: true,
credentialSource: "exact-firmware-profile",
exitCode: 0
)
} catch {
emit(
ok: false,
adapter: "macOS Keychain",
profileAvailable: false,
profileEnrolled: false,
reasonCode: keychainReasonCode(error, missing: "profile-unavailable"),
exitCode: 1
)
}
}
if request.action == "check-profile" {
guard let expectedSSID = request.ssid,
let expectedSSIDData = expectedSSID.data(using: .utf8),
(1 ... 32).contains(expectedSSIDData.count)
else {
emit(ok: false, reasonCode: "ssid-invalid", exitCode: 1)
}
do {
let available = try keychainItemExists(
service: keychainService,
account: request.profileID
)
if !available {
emit(
ok: true,
adapter: "macOS Keychain",
profileAvailable: false,
exitCode: 0
)
}
let profile = try loadProfile(
profileID: request.profileID,
interactionAllowed: false
)
guard profile.ssid == expectedSSID else {
emit(
ok: false,
adapter: "macOS Keychain",
profileAvailable: false,
reasonCode: "profile-ssid-mismatch",
exitCode: 1
)
}
guard profile.credentialSource == "exact-firmware-profile" else {
emit(
ok: false,
adapter: "macOS Keychain",
profileAvailable: false,
reasonCode: "profile-credential-source-mismatch",
exitCode: 1
)
}
emit(
ok: true,
adapter: "macOS Keychain",
profileAvailable: true,
credentialSource: "exact-firmware-profile",
exitCode: 0
)
} catch {
emit(
ok: false,
adapter: "macOS Keychain",
profileAvailable: false,
reasonCode: keychainReasonCode(error, missing: "profile-unavailable"),
exitCode: 1
)
}
}
guard request.action == "associate"
|| request.action == "associate-ephemeral"
|| request.action == "scan-profile"
else {
emit(ok: false, reasonCode: "action-unsupported", exitCode: 1)
}
guard let interface = CWWiFiClient.shared().interface() else {
emit(ok: false, reasonCode: "wifi-interface-unavailable", exitCode: 1)
}
let scanTimeoutSeconds = request.scanTimeoutSeconds ?? 0
guard scanTimeoutSeconds >= 0, scanTimeoutSeconds <= 60 else {
emit(ok: false, reasonCode: "scan-timeout-invalid", exitCode: 1)
}
if request.action == "scan-profile" {
let profile: StoredProfile
do {
profile = try loadProfile(profileID: request.profileID)
} catch {
emit(ok: false, reasonCode: "profile-unavailable", exitCode: 1)
}
let ssidData = profile.ssid.data(using: .utf8)!
let scan = try scanForExpectedNetwork(
interface: interface,
ssid: profile.ssid,
ssidData: ssidData,
timeoutSeconds: scanTimeoutSeconds
)
emit(
ok: true,
adapter: "CoreWLAN",
found: scan.network != nil,
scanAttemptCount: scan.attemptCount,
scanElapsedMilliseconds: scan.elapsedMilliseconds,
exitCode: 0
)
}
guard request.action == "associate" || request.action == "associate-ephemeral" else {
emit(ok: false, reasonCode: "action-unsupported", exitCode: 1)
}
guard let expectedSSID = request.ssid,
let expectedSSIDData = expectedSSID.data(using: .utf8),
(1 ... 32).contains(expectedSSIDData.count)
else {
emit(ok: false, reasonCode: "ssid-invalid", exitCode: 1)
}
let scan = try scanForExpectedNetwork(
interface: interface,
ssid: expectedSSID,
ssidData: expectedSSIDData,
timeoutSeconds: scanTimeoutSeconds
)
guard let network = scan.network else {
emit(
ok: false,
scanAttemptCount: scan.attemptCount,
scanElapsedMilliseconds: scan.elapsedMilliseconds,
reasonCode: "network-not-found",
exitCode: 1
)
}
let credentialSource: String
let associationPassword: String
if request.action == "associate-ephemeral" {
guard let password = request.password,
let passwordData = password.data(using: .utf8),
(1 ... 64).contains(passwordData.count)
else {
emit(
ok: false,
scanAttemptCount: scan.attemptCount,
scanElapsedMilliseconds: scan.elapsedMilliseconds,
reasonCode: "credential-missing",
exitCode: 1
)
}
credentialSource = "operation-memory"
associationPassword = password
} else {
let profile: StoredProfile
do {
// The AP write has already happened. A prepared-host Quick action must
// never trigger a Keychain authorization sheet at this stage.
profile = try loadProfile(
profileID: request.profileID,
interactionAllowed: false
)
guard profile.credentialSource == "exact-firmware-profile" else {
emit(
ok: false,
scanAttemptCount: scan.attemptCount,
scanElapsedMilliseconds: scan.elapsedMilliseconds,
reasonCode: "profile-credential-source-mismatch",
exitCode: 1
)
}
credentialSource = "exact-firmware-profile"
} catch {
emit(
ok: false,
scanAttemptCount: scan.attemptCount,
scanElapsedMilliseconds: scan.elapsedMilliseconds,
reasonCode: keychainReasonCode(error, missing: "profile-unavailable"),
exitCode: 1
)
}
guard profile.ssid == expectedSSID else {
emit(
ok: false,
scanAttemptCount: scan.attemptCount,
scanElapsedMilliseconds: scan.elapsedMilliseconds,
reasonCode: "profile-ssid-mismatch",
exitCode: 1
)
}
associationPassword = profile.password
}
if interface.ssid() == expectedSSID {
emit(
ok: true,
adapter: "CoreWLAN",
alreadyAssociated: true,
profileEnrolled: false,
scanAttemptCount: scan.attemptCount,
scanElapsedMilliseconds: scan.elapsedMilliseconds,
credentialSource: credentialSource,
exitCode: 0
)
}
try interface.associate(to: network, password: associationPassword)
// CoreWLAN's synchronous association call throws on failure. Reading the
// current SSID again would require Location authorization on recent macOS
// versions and could turn a successful association into a false negative.
emit(
ok: true,
adapter: "CoreWLAN",
alreadyAssociated: false,
profileEnrolled: false,
scanAttemptCount: scan.attemptCount,
scanElapsedMilliseconds: scan.elapsedMilliseconds,
credentialSource: credentialSource,
exitCode: 0
)
} catch {
emit(ok: false, reasonCode: coreWLANReasonCode(error), exitCode: 1)
}