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feat: initial SKANRMonitor
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‎ANR/SKANRMonitor.swift

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//
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// SKANRMonitor.swift
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// SKApmTools
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//
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// Created by KUN on 2022/10/24.
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//
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/*
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“N次卡顿超过阈值T”的判定策略:
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一个时间段内卡顿的次数累计大于N时才触发采集和上报
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第一种：卡顿阈值T=200ms、卡顿次数N=1，可以判定为单次耗时较长的一次有效卡顿；
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第一种：卡顿阈值T=60ms、卡顿次数N=5，可以判定为频次较多的一次有效卡顿。
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*/
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import Foundation
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open class SKANRMonitor: NSObject{
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@objc public static let sharedInstance = SKANRMonitor()
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fileprivate var observer: CFRunLoopObserver?
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fileprivate var activity: CFRunLoopActivity?
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fileprivate var semaphore: DispatchSemaphore?
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fileprivate var underObserving: Bool = false
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// 卡顿次数记录
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fileprivate var count: Int = 0
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/// 单次耗时较长的卡顿阈值: 默认值为200ms，单位：毫秒
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@objc public var singleTime: Int = 500
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/// 频次较多的卡顿阈值: 默认值为60ms，单位：毫秒
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@objc public var multiTime: Int = 60
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/// 频次较多的卡顿次数: 默认值为5
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@objc public var frequency: Int = 5
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@objc public func start() {
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if nil == self.observer {
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underObserving = true
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semaphore = DispatchSemaphore(value: 1)
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var context = CFRunLoopObserverContext(version: 0, info: nil, retain: nil, release: nil, copyDescription: nil)
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self.observer = CFRunLoopObserverCreate(kCFAllocatorDefault, CFRunLoopActivity.allActivities.rawValue, true, 0, observerCallBack(), &context)
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CFRunLoopAddObserver(CFRunLoopGetMain(), observer, CFRunLoopMode.commonModes)
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Thread.detachNewThread {
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while(self.underObserving) {
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if let activity = self.activity, let semaphore = self.semaphore {
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SKANRMonitor.sharedInstance.logActivity(activity)
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let result = semaphore.wait(timeout: DispatchTime.now() + .milliseconds(self.multiTime))
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if result == .timedOut {
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if activity == .beforeSources || activity == .afterWaiting {
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self.count += 1
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print("！！！！！卡顿了，第\(self.count)次=====>\(activity)")
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if (self.count == self.frequency) {
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print("开始上报卡顿，第\(self.count)次=====>\(activity)")
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self.count = 0
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}
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}
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}
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}
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}
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}
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}
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}
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@objc public func stop() {
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if nil != self.observer {
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underObserving = false
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CFRunLoopRemoveObserver(CFRunLoopGetMain(), self.observer, CFRunLoopMode.commonModes)
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self.observer = nil
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}
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}
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fileprivate func observerCallBack() -> CFRunLoopObserverCallBack {
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return {(observer, activity, pointer) in
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SKANRMonitor.sharedInstance.activity = activity
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if let semaphore = SKANRMonitor.sharedInstance.semaphore {
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let count = semaphore.signal()
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}
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}
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}
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fileprivate func logActivity(_ activity: CFRunLoopActivity) {
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switch activity {
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case .entry:
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print("即将进入RunLoop")
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break
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case .beforeTimers:
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print("即将处理Timer")
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break
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case .beforeSources:
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print("即将处理Sources")
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break
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case .beforeWaiting:
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print("即将进入休眠")
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break
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case .afterWaiting:
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print("从休眠中唤醒")
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break
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case .exit:
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print("退出RunLoop")
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break
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default:
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break
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}
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}
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}
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‎Example/Pods/Pods.xcodeproj/project.pbxproj

Lines changed: 17 additions & 6 deletions
Some generated files are not rendered by default. Learn more about customizing how changed files appear on GitHub.

‎Example/SKApmTools.xcodeproj/project.pbxproj

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/* End PBXContainerItemProxy section */
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/* Begin PBXFileReference section */
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38A66F51DCEDC7A1402A1B3C /* SKApmTools.podspec */ = {isa = PBXFileReference; includeInIndex = 1; name = SKApmTools.podspec; path = ../SKApmTools.podspec; sourceTree = "<group>"; };
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38A66F51DCEDC7A1402A1B3C /* SKApmTools.podspec */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text; name = SKApmTools.podspec; path = ../SKApmTools.podspec; sourceTree = "<group>"; xcLanguageSpecificationIdentifier = xcode.lang.ruby; };
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3BEF9F7CC1F42865D6943A18 /* Pods_SKApmTools_Tests.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Pods_SKApmTools_Tests.framework; sourceTree = BUILT_PRODUCTS_DIR; };
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5041EE459CFA300E4A81FA37 /* Pods_SKApmTools_Example.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Pods_SKApmTools_Example.framework; sourceTree = BUILT_PRODUCTS_DIR; };
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607FACD01AFB9204008FA782 /* SKApmTools_Example.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = SKApmTools_Example.app; sourceTree = BUILT_PRODUCTS_DIR; };
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607FACE51AFB9204008FA782 /* SKApmTools_Tests.xctest */ = {isa = PBXFileReference; explicitFileType = wrapper.cfbundle; includeInIndex = 0; path = SKApmTools_Tests.xctest; sourceTree = BUILT_PRODUCTS_DIR; };
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607FACEA1AFB9204008FA782 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
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607FACEB1AFB9204008FA782 /* Tests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Tests.swift; sourceTree = "<group>"; };
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BF4772EE6E8272398D769068 /* README.md */ = {isa = PBXFileReference; includeInIndex = 1; name = README.md; path = ../README.md; sourceTree = "<group>"; };
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BF4772EE6E8272398D769068 /* README.md */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = net.daringfireball.markdown; name = README.md; path = ../README.md; sourceTree = "<group>"; };
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C8F8091C3D339A6776660E47 /* Pods-SKApmTools_Example.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-SKApmTools_Example.release.xcconfig"; path = "Target Support Files/Pods-SKApmTools_Example/Pods-SKApmTools_Example.release.xcconfig"; sourceTree = "<group>"; };
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EB2FD992DB3FE4743FB0FB73 /* Pods-SKApmTools_Tests.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-SKApmTools_Tests.release.xcconfig"; path = "Target Support Files/Pods-SKApmTools_Tests/Pods-SKApmTools_Tests.release.xcconfig"; sourceTree = "<group>"; };
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EE0C33DCEE5D33E686F53FAF /* LICENSE */ = {isa = PBXFileReference; includeInIndex = 1; name = LICENSE; path = ../LICENSE; sourceTree = "<group>"; };
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EE0C33DCEE5D33E686F53FAF /* LICENSE */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text; name = LICENSE; path = ../LICENSE; sourceTree = "<group>"; };
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F4484C6B15C8F7EFC2372833 /* Pods-SKApmTools_Example.debug.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-SKApmTools_Example.debug.xcconfig"; path = "Target Support Files/Pods-SKApmTools_Example/Pods-SKApmTools_Example.debug.xcconfig"; sourceTree = "<group>"; };
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FCA58B36FC9AC7A26740ACFA /* Pods-SKApmTools_Tests.debug.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-SKApmTools_Tests.debug.xcconfig"; path = "Target Support Files/Pods-SKApmTools_Tests/Pods-SKApmTools_Tests.debug.xcconfig"; sourceTree = "<group>"; };
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/* End PBXFileReference section */
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FCA58B36FC9AC7A26740ACFA /* Pods-SKApmTools_Tests.debug.xcconfig */,
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EB2FD992DB3FE4743FB0FB73 /* Pods-SKApmTools_Tests.release.xcconfig */,
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);
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name = Pods;
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path = Pods;
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sourceTree = "<group>";
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};
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developmentRegion = English;
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hasScannedForEncodings = 0;
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knownRegions = (
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English,
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en,
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Base,
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);
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buildSettings = {
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ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
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INFOPLIST_FILE = SKApmTools/Info.plist;
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IPHONEOS_DEPLOYMENT_TARGET = 11.0;
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LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
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MODULE_NAME = ExampleApp;
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PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.demo.$(PRODUCT_NAME:rfc1034identifier)";
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buildSettings = {
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ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
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INFOPLIST_FILE = SKApmTools/Info.plist;
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IPHONEOS_DEPLOYMENT_TARGET = 11.0;
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LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks";
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MODULE_NAME = ExampleApp;
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PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.demo.$(PRODUCT_NAME:rfc1034identifier)";
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"$(inherited)",
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);
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INFOPLIST_FILE = Tests/Info.plist;
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IPHONEOS_DEPLOYMENT_TARGET = 11.0;
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LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
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PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.$(PRODUCT_NAME:rfc1034identifier)";
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PRODUCT_NAME = "$(TARGET_NAME)";
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"$(inherited)",
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);
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INFOPLIST_FILE = Tests/Info.plist;
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IPHONEOS_DEPLOYMENT_TARGET = 11.0;
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LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/Frameworks @loader_path/Frameworks";
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PRODUCT_BUNDLE_IDENTIFIER = "org.cocoapods.$(PRODUCT_NAME:rfc1034identifier)";
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PRODUCT_NAME = "$(TARGET_NAME)";

‎Example/SKApmTools/ViewController.swift

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//
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import UIKit
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import SKApmTools
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class ViewController: UIViewController {
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override func viewDidLoad() {
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super.viewDidLoad()
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// Do any additional setup after loading the view, typically from a nib.
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let titles = ["模拟卡顿","网络监控","日志查询","模拟Crash"]
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for i in 0 ..< titles.count {
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let width = 120
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let height = 45
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let frame = CGRect(x: Int(view.frame.width)/2 - width/2, y: 90 + i * 70, width: width, height: height)
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let btn = UIButton(frame: frame)
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btn.backgroundColor = .red
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btn.setTitle(titles[i], for: .normal)
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btn.addTarget(self, action: #selector(btnClicked(_:)) , for: .touchUpInside)
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view.addSubview(btn)
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}
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SKANRMonitor.sharedInstance.start()
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}
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@objc func btnClicked(_ sender: UIButton) {
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Thread.sleep(forTimeInterval: 1)
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}
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override func didReceiveMemoryWarning() {

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