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8e8ab6936c
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9db8996d44
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9db8996d44 | ||
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5ffdb3ea64 |
@@ -5,8 +5,11 @@ import android.content.Context
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import android.content.Intent
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import android.content.IntentFilter
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import android.content.SharedPreferences
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import android.os.Handler
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import android.os.Looper
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import com.shuwei.intelligent.shelves.utils.BootReceiver
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import com.shuwei.intelligent.shelves.utils.CrashHandler
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import com.shuwei.intelligent.shelves.utils.FileLogger
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/**
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* @author: star
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@@ -19,10 +22,22 @@ class App : Application() {
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super.onCreate()
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app = this
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CrashHandler.init(this)
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// 启动时立即清理一次过期日志
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cleanupLogs()
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// 设备长期不断电、进程不会重新启动,运行中每24小时定期清理一次
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logCleanupHandler.postDelayed(logCleanupRunnable, LOG_CLEANUP_INTERVAL)
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val filter = IntentFilter(Intent.ACTION_BOOT_COMPLETED)
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registerReceiver(BootReceiver(), filter)
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}
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/**
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* 清理过期的日志文件:文件日志与崩溃日志均保留最近7天
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*/
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private fun cleanupLogs() {
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FileLogger.cleanupExpiredLogs(this)
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CrashHandler.getInstance()?.cleanupOldCrashReports()
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}
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companion object {
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private lateinit var app: App
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var canteenId = "0"
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@@ -36,6 +51,19 @@ class App : Application() {
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@Volatile
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private var sharedPref: SharedPreferences? = null
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/** 日志定期清理间隔:24小时,与日志文件按天滚动对齐 */
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private const val LOG_CLEANUP_INTERVAL = 24L * 60 * 60 * 1000
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private val logCleanupHandler = Handler(Looper.getMainLooper())
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/** 日志定期清理任务:执行后重新调度自身,形成循环 */
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private val logCleanupRunnable = object : Runnable {
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override fun run() {
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getInstance().cleanupLogs()
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logCleanupHandler.postDelayed(this, LOG_CLEANUP_INTERVAL)
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}
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}
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fun getInstance(): App {
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return app
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}
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@@ -20,7 +20,7 @@ object GlobalData {
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// const val LOCAL_BASE_URL = "http://192.168.1.201:14801"
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const val LOCAL_BASE_URL = "http://192.168.10.101:24801"
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const val TEST_BASE_URL = "https://dev.yixiong-tech.com:8081"
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const val PROD_BASE_URL = "https://api.dm.yixiong-tech.com:8443"
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const val PROD_BASE_URL = "https://platform-api.uat.shuziweidao.com"
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}
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@@ -39,11 +39,19 @@ class CrashHandler private constructor(private val context: Context) :
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synchronized(CrashHandler::class.java) {
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if (instance == null) {
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instance = CrashHandler(context.applicationContext)
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// 初始化时清理过期的崩溃日志(默认保留7天)
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instance?.cleanupOldCrashReports()
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}
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}
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}
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}
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/**
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* 获取单例实例
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* @return 已通过 init() 初始化时返回实例,否则返回 null
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*/
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fun getInstance(): CrashHandler? = instance
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//fun getCrashReportFiles(context: Context): Array<File> {
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// val crashDir = getCrashDir()
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// return if (crashDir.exists() && crashDir.isDirectory) {
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@@ -222,16 +230,21 @@ class CrashHandler private constructor(private val context: Context) :
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* 清理旧的崩溃日志
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*/
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fun cleanupOldCrashReports(maxAgeDays: Int = 7) {
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val crashDir = getCrashDir()
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if (!crashDir.exists() || !crashDir.isDirectory) return
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// 该方法会在 Application 启动及定时任务中调用,异常必须内部消化,避免影响主流程
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try {
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val crashDir = getCrashDir()
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if (!crashDir.exists() || !crashDir.isDirectory) return
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val now = System.currentTimeMillis()
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val maxAgeMillis = maxAgeDays * 24 * 60 * 60 * 1000L
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val now = System.currentTimeMillis()
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val maxAgeMillis = maxAgeDays * 24 * 60 * 60 * 1000L
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crashDir.listFiles()?.forEach { file ->
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if (file.lastModified() < now - maxAgeMillis) {
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file.delete()
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crashDir.listFiles()?.forEach { file ->
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if (file.lastModified() < now - maxAgeMillis) {
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file.delete()
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}
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}
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} catch (e: Exception) {
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Log.e(TAG, "清理崩溃日志失败", e)
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}
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}
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@@ -19,6 +19,12 @@ class FileLogger(context: Context) {
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private const val FILE_PREFIX = "log_"
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private const val FILE_EXTENSION = ".txt"
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/** 日志保留天数,超过该天数的日志文件在应用启动时清理 */
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private const val RETENTION_DAYS = 7L
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/** 单个日志文件大小上限(100MB),超过后当天不再写入,防止异常刷屏撑爆存储 */
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private const val MAX_LOG_FILE_SIZE = 100L * 1024 * 1024
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/** 全局单线程日志写入 */
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private val logChannel = Channel<RawEntry>(capacity = Channel.UNLIMITED)
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private val writerScope = CoroutineScope(SupervisorJob() + Dispatchers.IO)
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@@ -31,6 +37,9 @@ class FileLogger(context: Context) {
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for (entry in logChannel) {
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try {
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val fileName = "${FILE_PREFIX}${dateFormat.format(Date())}${FILE_EXTENSION}"
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// 单文件超过大小上限时丢弃本条日志,防止异常刷屏撑爆存储(单协程检查,无并发问题)
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val file = File(entry.appContext.filesDir, fileName)
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if (file.exists() && file.length() > MAX_LOG_FILE_SIZE) continue
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val timestamp = timeFormat.format(Date())
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val logLine = "[$timestamp] [${entry.level}] ${entry.message}\n"
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val output = entry.appContext.openFileOutput(
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@@ -49,6 +58,28 @@ class FileLogger(context: Context) {
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val message: String,
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val level: LogLevel
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)
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/**
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* 清理过期的日志文件,保留最近 retentionDays 天
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* 按文件最后修改时间判断,最近仍在写入的文件不会被误删
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* 建议在 Application 启动时调用一次
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* @param context 上下文,用于定位 filesDir
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* @param retentionDays 日志保留天数
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*/
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fun cleanupExpiredLogs(context: Context, retentionDays: Long = RETENTION_DAYS) {
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try {
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val cutoff = System.currentTimeMillis() - retentionDays * 24 * 60 * 60 * 1000L
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context.filesDir.listFiles { _, name ->
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name.startsWith(FILE_PREFIX) && name.endsWith(FILE_EXTENSION)
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}?.forEach { file ->
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if (file.lastModified() < cutoff) {
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file.delete()
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}
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}
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} catch (e: Exception) {
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e.printStackTrace()
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}
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}
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}
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/** 持有 ApplicationContext 避免 Activity 泄漏 */
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