314 lines
7.9 KiB
Go
314 lines
7.9 KiB
Go
package builder
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import (
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"net/url"
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"strings"
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"openreplay/backend/pkg/intervals"
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. "openreplay/backend/pkg/messages"
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)
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func getURLExtention(URL string) string {
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u, err := url.Parse(URL)
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if err != nil {
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return ""
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}
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i := strings.LastIndex(u.Path, ".")
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return u.Path[i+1:]
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}
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func getResourceType(initiator string, URL string) string {
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switch initiator {
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case "xmlhttprequest", "fetch":
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return "fetch"
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case "img":
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return "img"
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default:
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switch getURLExtention(URL) {
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case "css":
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return "stylesheet"
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case "js":
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return "script"
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case "png", "gif", "jpg", "jpeg", "svg":
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return "img"
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case "mp4", "mkv", "ogg", "webm", "avi", "mp3":
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return "media"
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default:
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return "other"
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}
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}
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}
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type builder struct {
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readyMsgs []Message
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timestamp uint64
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peBuilder *pageEventBuilder
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ptaBuilder *performanceTrackAggrBuilder
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ieBuilder *inputEventBuilder
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ciFinder *cpuIssueFinder
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miFinder *memoryIssueFinder
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ddDetector *domDropDetector
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crDetector *clickRageDetector
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dcDetector *deadClickDetector
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integrationsWaiting bool
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sid uint64
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}
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func NewBuilder() *builder {
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return &builder{
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peBuilder: &pageEventBuilder{},
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ptaBuilder: &performanceTrackAggrBuilder{},
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ieBuilder: NewInputEventBuilder(),
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ciFinder: &cpuIssueFinder{},
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miFinder: &memoryIssueFinder{},
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ddDetector: &domDropDetector{},
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crDetector: &clickRageDetector{},
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dcDetector: &deadClickDetector{},
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integrationsWaiting: true,
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}
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}
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func (b *builder) appendReadyMessage(msg Message) { // interface is never nil even if it holds nil value
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b.readyMsgs = append(b.readyMsgs, msg)
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}
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func (b *builder) iterateReadyMessage(iter func(msg Message)) {
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for _, readyMsg := range b.readyMsgs {
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iter(readyMsg)
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}
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b.readyMsgs = nil
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}
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func (b *builder) buildSessionEnd() {
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sessionEnd := &SessionEnd{
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Timestamp: b.timestamp, // + delay?
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}
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b.appendReadyMessage(sessionEnd)
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}
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func (b *builder) buildPageEvent() {
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if msg := b.peBuilder.Build(); msg != nil {
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b.appendReadyMessage(msg)
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}
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}
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func (b *builder) buildPerformanceTrackAggr() {
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if msg := b.ptaBuilder.Build(); msg != nil {
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b.appendReadyMessage(msg)
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}
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}
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func (b *builder) buildInputEvent() {
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if msg := b.ieBuilder.Build(); msg != nil {
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b.appendReadyMessage(msg)
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}
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}
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func (b *builder) handleMessage(message Message, messageID uint64) {
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timestamp := uint64(message.Meta().Timestamp)
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if b.timestamp <= timestamp {
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b.timestamp = timestamp
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}
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// Start from the first timestamp.
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switch msg := message.(type) {
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case *SessionStart,
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*Metadata,
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*UserID,
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*UserAnonymousID:
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b.appendReadyMessage(msg)
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}
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if b.timestamp == 0 {
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return
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}
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switch msg := message.(type) {
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case *SetPageLocation:
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if msg.NavigationStart == 0 {
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b.appendReadyMessage(&PageEvent{
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URL: msg.URL,
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Referrer: msg.Referrer,
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Loaded: false,
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MessageID: messageID,
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Timestamp: b.timestamp,
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})
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} else {
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b.buildPageEvent()
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b.buildInputEvent()
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b.ieBuilder.ClearLabels()
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b.peBuilder.HandleSetPageLocation(msg, messageID, b.timestamp)
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b.miFinder.HandleSetPageLocation(msg)
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b.ciFinder.HandleSetPageLocation(msg)
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}
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case *PageLoadTiming:
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if rm := b.peBuilder.HandlePageLoadTiming(msg); rm != nil {
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b.appendReadyMessage(rm)
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}
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case *PageRenderTiming:
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if rm := b.peBuilder.HandlePageRenderTiming(msg); rm != nil {
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b.appendReadyMessage(rm)
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}
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case *PerformanceTrack:
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if rm := b.ptaBuilder.HandlePerformanceTrack(msg, b.timestamp); rm != nil {
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b.appendReadyMessage(rm)
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}
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if rm := b.ciFinder.HandlePerformanceTrack(msg, messageID, b.timestamp); rm != nil {
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b.appendReadyMessage(rm)
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}
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if rm := b.miFinder.HandlePerformanceTrack(msg, messageID, b.timestamp); rm != nil {
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b.appendReadyMessage(rm)
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}
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case *SetInputTarget:
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if rm := b.ieBuilder.HandleSetInputTarget(msg); rm != nil {
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b.appendReadyMessage(rm)
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}
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case *SetInputValue:
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if rm := b.ieBuilder.HandleSetInputValue(msg, messageID, b.timestamp); rm != nil {
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b.appendReadyMessage(rm)
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}
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case *MouseClick:
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b.buildInputEvent()
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if rm := b.crDetector.HandleMouseClick(msg, messageID, b.timestamp); rm != nil {
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b.appendReadyMessage(rm)
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}
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if msg.Label != "" {
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b.appendReadyMessage(&ClickEvent{
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MessageID: messageID,
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Label: msg.Label,
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HesitationTime: msg.HesitationTime,
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Timestamp: b.timestamp,
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})
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}
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case *RawErrorEvent:
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b.appendReadyMessage(&ErrorEvent{
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MessageID: messageID,
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Timestamp: msg.Timestamp,
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Source: msg.Source,
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Name: msg.Name,
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Message: msg.Message,
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Payload: msg.Payload,
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})
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case *JSException:
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b.appendReadyMessage(&ErrorEvent{
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MessageID: messageID,
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Timestamp: b.timestamp,
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Source: "js_exception",
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Name: msg.Name,
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Message: msg.Message,
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Payload: msg.Payload,
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})
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case *ResourceTiming:
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tp := getResourceType(msg.Initiator, msg.URL)
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success := msg.Duration != 0
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b.appendReadyMessage(&ResourceEvent{
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MessageID: messageID,
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Timestamp: msg.Timestamp,
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Duration: msg.Duration,
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TTFB: msg.TTFB,
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HeaderSize: msg.HeaderSize,
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EncodedBodySize: msg.EncodedBodySize,
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DecodedBodySize: msg.DecodedBodySize,
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URL: msg.URL,
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Type: tp,
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Success: success,
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})
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if !success && tp == "fetch" {
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b.appendReadyMessage(&IssueEvent{
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Type: "bad_request",
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MessageID: messageID,
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Timestamp: msg.Timestamp,
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ContextString: msg.URL,
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Context: "",
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Payload: "",
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})
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}
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case *RawCustomEvent:
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b.appendReadyMessage(&CustomEvent{
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MessageID: messageID,
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Timestamp: b.timestamp,
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Name: msg.Name,
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Payload: msg.Payload,
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})
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case *CustomIssue:
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b.appendReadyMessage(&IssueEvent{
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Type: "custom",
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Timestamp: b.timestamp,
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MessageID: messageID,
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ContextString: msg.Name,
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Payload: msg.Payload,
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})
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case *Fetch:
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b.appendReadyMessage(&ResourceEvent{
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MessageID: messageID,
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Timestamp: msg.Timestamp,
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Duration: msg.Duration,
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URL: msg.URL,
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Type: "fetch",
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Success: msg.Status < 300,
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Method: msg.Method,
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Status: msg.Status,
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})
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case *StateAction:
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b.appendReadyMessage(&StateActionEvent{
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MessageID: messageID,
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Timestamp: b.timestamp,
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Type: msg.Type,
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})
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case *GraphQL:
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b.appendReadyMessage(&GraphQLEvent{
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MessageID: messageID,
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Timestamp: b.timestamp,
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Name: msg.OperationName,
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})
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case *CreateElementNode,
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*CreateTextNode:
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b.ddDetector.HandleNodeCreation()
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case *RemoveNode:
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b.ddDetector.HandleNodeRemoval(b.timestamp)
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case *CreateDocument:
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if rm := b.ddDetector.Build(); rm != nil {
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b.appendReadyMessage(rm)
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}
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}
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if rm := b.dcDetector.HandleMessage(message, messageID, b.timestamp); rm != nil {
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b.appendReadyMessage(rm)
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}
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}
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func (b *builder) checkTimeouts(ts int64) bool {
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if b.timestamp == 0 {
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return false // There was no timestamp events yet
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}
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if b.peBuilder.HasInstance() && int64(b.peBuilder.GetTimestamp())+intervals.EVENTS_PAGE_EVENT_TIMEOUT < ts {
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b.buildPageEvent()
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}
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if b.ieBuilder.HasInstance() && int64(b.ieBuilder.GetTimestamp())+intervals.EVENTS_INPUT_EVENT_TIMEOUT < ts {
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b.buildInputEvent()
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}
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if b.ptaBuilder.HasInstance() && int64(b.ptaBuilder.GetStartTimestamp())+intervals.EVENTS_PERFORMANCE_AGGREGATION_TIMEOUT < ts {
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b.buildPerformanceTrackAggr()
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}
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lastTsGap := ts - int64(b.timestamp)
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//log.Printf("checking timeouts for sess %v: %v now, %v sesstime; gap %v",b.sid, ts, b.timestamp, lastTsGap)
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if lastTsGap > intervals.EVENTS_SESSION_END_TIMEOUT {
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if rm := b.ddDetector.Build(); rm != nil {
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b.appendReadyMessage(rm)
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}
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if rm := b.ciFinder.Build(); rm != nil {
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b.appendReadyMessage(rm)
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}
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if rm := b.miFinder.Build(); rm != nil {
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b.appendReadyMessage(rm)
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}
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if rm := b.crDetector.Build(); rm != nil {
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b.appendReadyMessage(rm)
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}
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if rm := b.dcDetector.HandleReaction(b.timestamp); rm != nil {
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b.appendReadyMessage(rm)
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}
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b.buildSessionEnd()
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return true
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}
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return false
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}
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