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-rw-r--r--WireGuard/Shared/Logging/Logger.swift36
-rw-r--r--WireGuard/Shared/Logging/ringlogger.c9
-rw-r--r--WireGuard/Shared/Logging/ringlogger.h2
-rw-r--r--WireGuard/WireGuard/UI/iOS/AppDelegate.swift2
-rw-r--r--WireGuard/WireGuard/UI/iOS/Settings/SettingsTableViewController.swift2
-rw-r--r--WireGuard/WireGuardNetworkExtension/PacketTunnelProvider.swift2
6 files changed, 31 insertions, 22 deletions
diff --git a/WireGuard/Shared/Logging/Logger.swift b/WireGuard/Shared/Logging/Logger.swift
index b8dbdfd..10b90d8 100644
--- a/WireGuard/Shared/Logging/Logger.swift
+++ b/WireGuard/Shared/Logging/Logger.swift
@@ -5,33 +5,34 @@ import Foundation
import os.log
public class Logger {
+ enum LoggerError: Error {
+ case openFailure
+ }
static var global: Logger?
- var log: OpaquePointer?
- var tag: String
+ var log: OpaquePointer
- init(withFilePath filePath: String, withTag tag: String) {
- self.tag = tag
- self.log = open_log(filePath)
- if self.log == nil {
- os_log("Cannot open log file for writing. Log will not be saved to file.", log: OSLog.default, type: .error)
- }
+ init(withFilePath filePath: String) throws {
+ guard let log = open_log(filePath) else { throw LoggerError.openFailure }
+ self.log = log
+ }
+
+ deinit {
+ close_log(self.log)
}
func log(message: String) {
- guard let log = log else { return }
- write_msg_to_log(log, String(format: "[%@] %@", tag, message.trimmingCharacters(in: .newlines)))
+ write_msg_to_log(log, message.trimmingCharacters(in: .newlines))
}
- func writeLog(mergedWith otherLogFile: String, to targetFile: String) -> Bool {
- guard let log = log else { return false }
+ func writeLog(called ourTag: String, mergedWith otherLogFile: String, called otherTag: String, to targetFile: String) -> Bool {
guard let other = open_log(otherLogFile) else { return false }
- let ret = write_logs_to_file(targetFile, log, other)
+ let ret = write_logs_to_file(targetFile, log, ourTag, other, otherTag)
close_log(other)
return ret == 0
}
- static func configureGlobal(withFilePath filePath: String?, withTag tag: String) {
+ static func configureGlobal(withFilePath filePath: String?) {
if Logger.global != nil {
return
}
@@ -39,7 +40,12 @@ public class Logger {
os_log("Unable to determine log destination path. Log will not be saved to file.", log: OSLog.default, type: .error)
return
}
- Logger.global = Logger(withFilePath: filePath, withTag: tag)
+ do {
+ try Logger.global = Logger(withFilePath: filePath)
+ } catch {
+ os_log("Unable to open log file for writing. Log will not be saved to file.", log: OSLog.default, type: .error)
+ return
+ }
var appVersion = Bundle.main.infoDictionary?["CFBundleShortVersionString"] as? String ?? "Unknown version"
if let appBuild = Bundle.main.infoDictionary?["CFBundleVersion"] as? String {
appVersion += " (\(appBuild))"
diff --git a/WireGuard/Shared/Logging/ringlogger.c b/WireGuard/Shared/Logging/ringlogger.c
index e3dfe1a..a30b381 100644
--- a/WireGuard/Shared/Logging/ringlogger.c
+++ b/WireGuard/Shared/Logging/ringlogger.c
@@ -19,7 +19,7 @@
enum {
MAX_LOG_LINE_LENGTH = 512,
MAX_LINES = 1024,
- MAGIC = 0xdeadbeefU
+ MAGIC = 0xbeefbabeU
};
struct log_line {
@@ -59,7 +59,7 @@ static bool first_before_second(const struct log_line *line1, const struct log_l
return false;
}
-int write_logs_to_file(const char *file_name, const struct log *log1, const struct log *log2)
+int write_logs_to_file(const char *file_name, const struct log *log1, const char *tag1, const struct log *log2, const char *tag2)
{
uint32_t i1, i2, len1 = log1->header.len, len2 = log2->header.len;
char buf[MAX_LOG_LINE_LENGTH];
@@ -78,19 +78,22 @@ int write_logs_to_file(const char *file_name, const struct log *log1, const stru
const struct log_line *line1 = &log1->lines[(log1->header.first + i1) % MAX_LINES];
const struct log_line *line2 = &log2->lines[(log2->header.first + i2) % MAX_LINES];
const struct log_line *line;
+ const char *tag;
if (i1 < len1 && (i2 >= len2 || first_before_second(line1, line2))) {
line = line1;
+ tag = tag1;
++i1;
} else if (i2 < len2 && (i1 >= len1 || first_before_second(line2, line1))) {
line = line2;
+ tag = tag2;
++i2;
} else {
break;
}
memcpy(buf, line->line, MAX_LOG_LINE_LENGTH);
buf[MAX_LOG_LINE_LENGTH - 1] = '\0';
- if (fprintf(file, "%lu.%06d: %s\n", line->tv.tv_sec, line->tv.tv_usec, buf) < 0) {
+ if (fprintf(file, "%lu.%06d: [%s] %s\n", line->tv.tv_sec, line->tv.tv_usec, tag, buf) < 0) {
int ret = -errno;
fclose(file);
return ret;
diff --git a/WireGuard/Shared/Logging/ringlogger.h b/WireGuard/Shared/Logging/ringlogger.h
index ad58fb8..ca097b2 100644
--- a/WireGuard/Shared/Logging/ringlogger.h
+++ b/WireGuard/Shared/Logging/ringlogger.h
@@ -8,7 +8,7 @@
struct log;
void write_msg_to_log(struct log *log, const char *msg);
-int write_logs_to_file(const char *file_name, const struct log *log1, const struct log *log2);
+int write_logs_to_file(const char *file_name, const struct log *log1, const char *tag1, const struct log *log2, const char *tag2);
struct log *open_log(const char *file_name);
void close_log(struct log *log);
diff --git a/WireGuard/WireGuard/UI/iOS/AppDelegate.swift b/WireGuard/WireGuard/UI/iOS/AppDelegate.swift
index 32c1286..3146346 100644
--- a/WireGuard/WireGuard/UI/iOS/AppDelegate.swift
+++ b/WireGuard/WireGuard/UI/iOS/AppDelegate.swift
@@ -12,7 +12,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
func application(_ application: UIApplication,
willFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
- Logger.configureGlobal(withFilePath: FileManager.appLogFileURL?.path, withTag: "APP")
+ Logger.configureGlobal(withFilePath: FileManager.appLogFileURL?.path)
let window = UIWindow(frame: UIScreen.main.bounds)
window.backgroundColor = UIColor.white
diff --git a/WireGuard/WireGuard/UI/iOS/Settings/SettingsTableViewController.swift b/WireGuard/WireGuard/UI/iOS/Settings/SettingsTableViewController.swift
index c87d452..5e8aee6 100644
--- a/WireGuard/WireGuard/UI/iOS/Settings/SettingsTableViewController.swift
+++ b/WireGuard/WireGuard/UI/iOS/Settings/SettingsTableViewController.swift
@@ -119,7 +119,7 @@ class SettingsTableViewController: UITableViewController {
return
}
- let isWritten = Logger.global?.writeLog(mergedWith: networkExtensionLogFilePath, to: destinationURL.path) ?? false
+ let isWritten = Logger.global?.writeLog(called: "APP", mergedWith: networkExtensionLogFilePath, called: "NET", to: destinationURL.path) ?? false
guard isWritten else {
ErrorPresenter.showErrorAlert(title: "Log export failed", message: "Unable to write logs to file", from: self)
return
diff --git a/WireGuard/WireGuardNetworkExtension/PacketTunnelProvider.swift b/WireGuard/WireGuardNetworkExtension/PacketTunnelProvider.swift
index 559c7c2..e2588f8 100644
--- a/WireGuard/WireGuardNetworkExtension/PacketTunnelProvider.swift
+++ b/WireGuard/WireGuardNetworkExtension/PacketTunnelProvider.swift
@@ -140,7 +140,7 @@ class PacketTunnelProvider: NEPacketTunnelProvider {
}
private func configureLogger() {
- Logger.configureGlobal(withFilePath: FileManager.networkExtensionLogFileURL?.path, withTag: "EXT")
+ Logger.configureGlobal(withFilePath: FileManager.networkExtensionLogFileURL?.path)
wgSetLogger { level, msgC in
guard let msgC = msgC else { return }
let logType: OSLogType