366 lines
11 KiB
Go
366 lines
11 KiB
Go
package telemetry
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import (
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"bytes"
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"context"
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"encoding/json"
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"fmt"
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"net/http"
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"strings"
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"sync"
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"time"
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"go.uber.org/zap"
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"github.com/status-im/status-go/eth-node/types"
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"github.com/status-im/status-go/protocol/transport"
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"github.com/status-im/status-go/wakuv2"
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v2protocol "github.com/waku-org/go-waku/waku/v2/protocol"
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v1protocol "github.com/status-im/status-go/protocol/v1"
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)
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type TelemetryType string
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const (
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ProtocolStatsMetric TelemetryType = "ProtocolStats"
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ReceivedEnvelopeMetric TelemetryType = "ReceivedEnvelope"
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SentEnvelopeMetric TelemetryType = "SentEnvelope"
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UpdateEnvelopeMetric TelemetryType = "UpdateEnvelope"
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ReceivedMessagesMetric TelemetryType = "ReceivedMessages"
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ErrorSendingEnvelopeMetric TelemetryType = "ErrorSendingEnvelope"
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PeerCountMetric TelemetryType = "PeerCount"
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MaxRetryCache = 5000
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)
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type TelemetryRequest struct {
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Id int `json:"id"`
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TelemetryType TelemetryType `json:"telemetry_type"`
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TelemetryData *json.RawMessage `json:"telemetry_data"`
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}
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func (c *Client) PushReceivedMessages(receivedMessages ReceivedMessages) {
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c.processAndPushTelemetry(receivedMessages)
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}
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func (c *Client) PushSentEnvelope(sentEnvelope wakuv2.SentEnvelope) {
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c.processAndPushTelemetry(sentEnvelope)
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}
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func (c *Client) PushReceivedEnvelope(receivedEnvelope *v2protocol.Envelope) {
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c.processAndPushTelemetry(receivedEnvelope)
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}
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func (c *Client) PushErrorSendingEnvelope(errorSendingEnvelope wakuv2.ErrorSendingEnvelope) {
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c.processAndPushTelemetry(errorSendingEnvelope)
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}
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func (c *Client) PushPeerCount(peerCount int) {
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c.processAndPushTelemetry(PeerCount{PeerCount: peerCount})
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}
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type ReceivedMessages struct {
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Filter transport.Filter
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SSHMessage *types.Message
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Messages []*v1protocol.StatusMessage
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}
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type PeerCount struct {
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PeerCount int
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}
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type Client struct {
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serverURL string
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httpClient *http.Client
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logger *zap.Logger
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keyUID string
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nodeName string
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peerId string
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version string
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telemetryCh chan TelemetryRequest
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telemetryCacheLock sync.Mutex
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telemetryCache []TelemetryRequest
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telemetryRetryCache []TelemetryRequest
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nextIdLock sync.Mutex
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nextId int
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sendPeriod time.Duration
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}
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type TelemetryClientOption func(*Client)
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func WithSendPeriod(sendPeriod time.Duration) TelemetryClientOption {
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return func(c *Client) {
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c.sendPeriod = sendPeriod
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}
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}
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func WithPeerID(peerId string) TelemetryClientOption {
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return func(c *Client) {
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c.peerId = peerId
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}
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}
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func NewClient(logger *zap.Logger, serverURL string, keyUID string, nodeName string, version string, opts ...TelemetryClientOption) *Client {
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serverURL = strings.TrimRight(serverURL, "/")
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client := &Client{
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serverURL: serverURL,
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httpClient: &http.Client{Timeout: time.Minute},
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logger: logger,
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keyUID: keyUID,
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nodeName: nodeName,
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version: version,
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telemetryCh: make(chan TelemetryRequest),
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telemetryCacheLock: sync.Mutex{},
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telemetryCache: make([]TelemetryRequest, 0),
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telemetryRetryCache: make([]TelemetryRequest, 0),
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nextId: 0,
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nextIdLock: sync.Mutex{},
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sendPeriod: 10 * time.Second, // default value
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}
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for _, opt := range opts {
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opt(client)
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}
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return client
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}
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func (c *Client) Start(ctx context.Context) {
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go func() {
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for {
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select {
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case telemetryRequest := <-c.telemetryCh:
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c.telemetryCacheLock.Lock()
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c.telemetryCache = append(c.telemetryCache, telemetryRequest)
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c.telemetryCacheLock.Unlock()
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case <-ctx.Done():
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return
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}
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}
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}()
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go func() {
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sendPeriod := c.sendPeriod
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timer := time.NewTimer(sendPeriod)
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defer timer.Stop()
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for {
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select {
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case <-timer.C:
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c.telemetryCacheLock.Lock()
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telemetryRequests := make([]TelemetryRequest, len(c.telemetryCache))
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copy(telemetryRequests, c.telemetryCache)
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c.telemetryCache = nil
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c.telemetryCacheLock.Unlock()
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if len(telemetryRequests) > 0 {
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err := c.pushTelemetryRequest(telemetryRequests)
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if err != nil {
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if sendPeriod < 60*time.Second { //Stop the growing if the timer is > 60s to at least retry every minute
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sendPeriod = sendPeriod * 2
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}
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} else {
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sendPeriod = c.sendPeriod
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}
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}
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timer.Reset(sendPeriod)
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case <-ctx.Done():
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return
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}
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}
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}()
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}
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func (c *Client) processAndPushTelemetry(data interface{}) {
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var telemetryRequest TelemetryRequest
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switch v := data.(type) {
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case ReceivedMessages:
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telemetryRequest = TelemetryRequest{
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Id: c.nextId,
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TelemetryType: ReceivedMessagesMetric,
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TelemetryData: c.ProcessReceivedMessages(v),
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}
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case *v2protocol.Envelope:
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telemetryRequest = TelemetryRequest{
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Id: c.nextId,
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TelemetryType: ReceivedEnvelopeMetric,
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TelemetryData: c.ProcessReceivedEnvelope(v),
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}
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case wakuv2.SentEnvelope:
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telemetryRequest = TelemetryRequest{
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Id: c.nextId,
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TelemetryType: SentEnvelopeMetric,
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TelemetryData: c.ProcessSentEnvelope(v),
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}
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case wakuv2.ErrorSendingEnvelope:
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telemetryRequest = TelemetryRequest{
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Id: c.nextId,
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TelemetryType: ErrorSendingEnvelopeMetric,
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TelemetryData: c.ProcessErrorSendingEnvelope(v),
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}
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case PeerCount:
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telemetryRequest = TelemetryRequest{
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Id: c.nextId,
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TelemetryType: PeerCountMetric,
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TelemetryData: c.ProcessPeerCount(v),
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}
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default:
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c.logger.Error("Unknown telemetry data type")
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return
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}
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c.telemetryCh <- telemetryRequest
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c.nextIdLock.Lock()
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c.nextId++
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c.nextIdLock.Unlock()
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}
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// This is assuming to not run concurrently as we are not locking the `telemetryRetryCache`
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func (c *Client) pushTelemetryRequest(request []TelemetryRequest) error {
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if len(c.telemetryRetryCache) > MaxRetryCache { //Limit the size of the cache to not grow the slice indefinitely in case the Telemetry server is gone for longer time
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removeNum := len(c.telemetryRetryCache) - MaxRetryCache
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c.telemetryRetryCache = c.telemetryRetryCache[removeNum:]
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}
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c.telemetryRetryCache = append(c.telemetryRetryCache, request...)
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url := fmt.Sprintf("%s/record-metrics", c.serverURL)
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body, err := json.Marshal(c.telemetryRetryCache)
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if err != nil {
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c.logger.Error("Error marshaling telemetry data", zap.Error(err))
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return err
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}
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res, err := c.httpClient.Post(url, "application/json", bytes.NewBuffer(body))
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if err != nil {
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c.logger.Error("Error sending telemetry data", zap.Error(err))
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return err
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}
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defer res.Body.Close()
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var responseBody []map[string]interface{}
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if err := json.NewDecoder(res.Body).Decode(&responseBody); err != nil {
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c.logger.Error("Error decoding response body", zap.Error(err))
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return err
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}
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if res.StatusCode != http.StatusCreated {
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c.logger.Error("Error sending telemetry data", zap.Int("statusCode", res.StatusCode), zap.Any("responseBody", responseBody))
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return fmt.Errorf("status code %d, response body: %v", res.StatusCode, responseBody)
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}
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c.telemetryRetryCache = nil
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return nil
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}
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func (c *Client) ProcessReceivedMessages(receivedMessages ReceivedMessages) *json.RawMessage {
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var postBody []map[string]interface{}
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for _, message := range receivedMessages.Messages {
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postBody = append(postBody, map[string]interface{}{
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"chatId": receivedMessages.Filter.ChatID,
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"messageHash": types.EncodeHex(receivedMessages.SSHMessage.Hash),
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"messageId": message.ApplicationLayer.ID,
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"sentAt": receivedMessages.SSHMessage.Timestamp,
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"pubsubTopic": receivedMessages.Filter.PubsubTopic,
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"topic": receivedMessages.Filter.ContentTopic.String(),
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"messageType": message.ApplicationLayer.Type.String(),
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"receiverKeyUID": c.keyUID,
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"peerId": c.peerId,
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"nodeName": c.nodeName,
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"messageSize": len(receivedMessages.SSHMessage.Payload),
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"statusVersion": c.version,
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})
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}
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body, _ := json.Marshal(postBody)
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jsonRawMessage := json.RawMessage(body)
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return &jsonRawMessage
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}
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func (c *Client) ProcessReceivedEnvelope(envelope *v2protocol.Envelope) *json.RawMessage {
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postBody := map[string]interface{}{
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"messageHash": envelope.Hash().String(),
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"sentAt": uint32(envelope.Message().GetTimestamp() / int64(time.Second)),
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"pubsubTopic": envelope.PubsubTopic(),
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"topic": envelope.Message().ContentTopic,
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"receiverKeyUID": c.keyUID,
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"peerId": c.peerId,
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"nodeName": c.nodeName,
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"statusVersion": c.version,
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}
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body, _ := json.Marshal(postBody)
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jsonRawMessage := json.RawMessage(body)
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return &jsonRawMessage
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}
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func (c *Client) ProcessSentEnvelope(sentEnvelope wakuv2.SentEnvelope) *json.RawMessage {
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postBody := map[string]interface{}{
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"messageHash": sentEnvelope.Envelope.Hash().String(),
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"sentAt": uint32(sentEnvelope.Envelope.Message().GetTimestamp() / int64(time.Second)),
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"pubsubTopic": sentEnvelope.Envelope.PubsubTopic(),
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"topic": sentEnvelope.Envelope.Message().ContentTopic,
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"senderKeyUID": c.keyUID,
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"peerId": c.peerId,
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"nodeName": c.nodeName,
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"publishMethod": sentEnvelope.PublishMethod.String(),
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"statusVersion": c.version,
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}
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body, _ := json.Marshal(postBody)
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jsonRawMessage := json.RawMessage(body)
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return &jsonRawMessage
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}
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func (c *Client) ProcessErrorSendingEnvelope(errorSendingEnvelope wakuv2.ErrorSendingEnvelope) *json.RawMessage {
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postBody := map[string]interface{}{
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"messageHash": errorSendingEnvelope.SentEnvelope.Envelope.Hash().String(),
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"sentAt": uint32(errorSendingEnvelope.SentEnvelope.Envelope.Message().GetTimestamp() / int64(time.Second)),
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"pubsubTopic": errorSendingEnvelope.SentEnvelope.Envelope.PubsubTopic(),
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"topic": errorSendingEnvelope.SentEnvelope.Envelope.Message().ContentTopic,
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"senderKeyUID": c.keyUID,
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"peerId": c.peerId,
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"nodeName": c.nodeName,
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"publishMethod": errorSendingEnvelope.SentEnvelope.PublishMethod.String(),
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"statusVersion": c.version,
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"error": errorSendingEnvelope.Error.Error(),
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}
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body, _ := json.Marshal(postBody)
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jsonRawMessage := json.RawMessage(body)
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return &jsonRawMessage
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}
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func (c *Client) ProcessPeerCount(peerCount PeerCount) *json.RawMessage {
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postBody := map[string]interface{}{
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"peerCount": peerCount.PeerCount,
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"nodeName": c.nodeName,
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"nodeKeyUID": c.keyUID,
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"peerId": c.peerId,
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"statusVersion": c.version,
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"timestamp": time.Now().Unix(),
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}
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body, _ := json.Marshal(postBody)
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jsonRawMessage := json.RawMessage(body)
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return &jsonRawMessage
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}
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func (c *Client) UpdateEnvelopeProcessingError(shhMessage *types.Message, processingError error) {
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c.logger.Debug("Pushing envelope update to telemetry server", zap.String("hash", types.EncodeHex(shhMessage.Hash)))
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url := fmt.Sprintf("%s/update-envelope", c.serverURL)
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var errorString = ""
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if processingError != nil {
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errorString = processingError.Error()
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}
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postBody := map[string]interface{}{
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"messageHash": types.EncodeHex(shhMessage.Hash),
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"sentAt": shhMessage.Timestamp,
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"pubsubTopic": shhMessage.PubsubTopic,
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"topic": shhMessage.Topic,
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"receiverKeyUID": c.keyUID,
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"peerId": c.peerId,
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"nodeName": c.nodeName,
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"processingError": errorString,
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}
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body, _ := json.Marshal(postBody)
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_, err := c.httpClient.Post(url, "application/json", bytes.NewBuffer(body))
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if err != nil {
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c.logger.Error("Error sending envelope update to telemetry server", zap.Error(err))
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}
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}
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