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seaweedfs/weed/telemetry/client.go
Chris Lu a1aab8a083
add telemetry (#6926)
* add telemetry

* fix go mod

* add default telemetry server url

* Update README.md

* replace with broker count instead of s3 count

* Update telemetry.pb.go

* github action to deploy
2025-06-28 14:11:55 -07:00

100 lines
2.3 KiB
Go

package telemetry
import (
"bytes"
"fmt"
"net/http"
"time"
"github.com/google/uuid"
"github.com/seaweedfs/seaweedfs/telemetry/proto"
"github.com/seaweedfs/seaweedfs/weed/glog"
protobuf "google.golang.org/protobuf/proto"
)
type Client struct {
url string
enabled bool
instanceID string
httpClient *http.Client
}
// NewClient creates a new telemetry client
func NewClient(url string, enabled bool) *Client {
return &Client{
url: url,
enabled: enabled,
instanceID: uuid.New().String(), // Generate UUID in memory only
httpClient: &http.Client{
Timeout: 10 * time.Second,
},
}
}
// IsEnabled returns whether telemetry is enabled
func (c *Client) IsEnabled() bool {
return c.enabled && c.url != ""
}
// SendTelemetry sends telemetry data synchronously using protobuf format
func (c *Client) SendTelemetry(data *proto.TelemetryData) error {
if !c.IsEnabled() {
return nil
}
// Set the cluster ID
data.ClusterId = c.instanceID
return c.sendProtobuf(data)
}
// SendTelemetryAsync sends telemetry data asynchronously
func (c *Client) SendTelemetryAsync(data *proto.TelemetryData) {
if !c.IsEnabled() {
return
}
go func() {
if err := c.SendTelemetry(data); err != nil {
glog.V(1).Infof("Failed to send telemetry: %v", err)
}
}()
}
// sendProtobuf sends data using protobuf format
func (c *Client) sendProtobuf(data *proto.TelemetryData) error {
req := &proto.TelemetryRequest{
Data: data,
}
body, err := protobuf.Marshal(req)
if err != nil {
return fmt.Errorf("failed to marshal protobuf: %v", err)
}
httpReq, err := http.NewRequest("POST", c.url, bytes.NewBuffer(body))
if err != nil {
return fmt.Errorf("failed to create request: %v", err)
}
httpReq.Header.Set("Content-Type", "application/x-protobuf")
httpReq.Header.Set("User-Agent", fmt.Sprintf("SeaweedFS/%s", data.Version))
resp, err := c.httpClient.Do(httpReq)
if err != nil {
return fmt.Errorf("failed to send request: %v", err)
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
return fmt.Errorf("server returned status %d", resp.StatusCode)
}
glog.V(2).Infof("Telemetry sent successfully via protobuf")
return nil
}
// GetInstanceID returns the current instance ID
func (c *Client) GetInstanceID() string {
return c.instanceID
}