-
Notifications
You must be signed in to change notification settings - Fork 0
/
telemetry.go
87 lines (72 loc) · 2.6 KB
/
telemetry.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
package mev_telemetry
import (
"bytes"
"encoding/json"
"io"
"net/http"
"runtime/debug"
"time"
sdklog "cosmossdk.io/log"
"github.com/cometbft/cometbft/libs/log"
"github.com/jinxprotocol/v4-chain/protocol/lib/metrics"
"github.com/jinxprotocol/v4-chain/protocol/x/clob/types"
"github.com/cosmos/cosmos-sdk/telemetry"
sdk "github.com/cosmos/cosmos-sdk/types"
)
var client = &http.Client{
Timeout: 30 * time.Second,
}
func logger(ctx sdk.Context) log.Logger {
return ctx.Logger().With(sdklog.ModuleKey, "x/clob/mev_telemetry")
}
// SendDatapoints sends MEV metrics to an HTTP-based metric collection service
func SendDatapoints(ctx sdk.Context, addresses []string, mevMetrics types.MevMetrics) {
defer telemetry.ModuleMeasureSince(types.ModuleName, time.Now(), metrics.MevSentDatapoints, metrics.Latency)
defer func() {
if r := recover(); r != nil {
logger(ctx).Error(
"panic when recording mev metrics",
"panic",
r,
"stack trace",
string(debug.Stack()),
)
}
}()
for _, address := range addresses {
sendDatapointsToTelemetryService(ctx, address, mevMetrics)
}
}
func sendDatapointsToTelemetryService(ctx sdk.Context, address string, mevMetrics types.MevMetrics) {
data, err := json.Marshal(mevMetrics)
if err != nil {
logger(ctx).Error("error marshalling mev metrics", "error", err)
telemetry.IncrCounter(1, types.ModuleName, metrics.MevSentDatapoints, metrics.Error, metrics.Count)
return
}
resp, err := client.Post(address, "application/json", bytes.NewBuffer(data))
if err != nil {
logger(ctx).Error("error sending mev metric", "error", address, "error", err)
telemetry.IncrCounter(1, types.ModuleName, metrics.MevSentDatapoints, metrics.Error, metrics.Count)
return
}
defer resp.Body.Close()
responseBody, err := io.ReadAll(resp.Body)
if err != nil {
logger(ctx).Error("error reading response", "address", address, "error", err)
telemetry.IncrCounter(1, types.ModuleName, metrics.MevSentDatapoints, metrics.Error, metrics.Count)
return
}
if len(responseBody) == 0 {
logger(ctx).Error("0-byte response from mev telemetry server", "address", address)
telemetry.IncrCounter(1, types.ModuleName, metrics.MevSentDatapoints, metrics.Error, metrics.Count)
return
}
if resp.StatusCode != http.StatusOK {
logger(ctx).Error("error sending mev datapoint", "address", address,
"error", "non-200 http status-code", "status_code", resp.StatusCode)
telemetry.IncrCounter(1, types.ModuleName, metrics.MevSentDatapoints, metrics.Error, metrics.Count)
return
}
telemetry.IncrCounter(1, types.ModuleName, metrics.MevSentDatapoints, metrics.Success, metrics.Count)
}