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Feature/validator diagnostics #1205

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merged 6 commits into from
Aug 12, 2023
Merged

Feature/validator diagnostics #1205

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2915a2a
Added stats for validator
Jayashsatolia403 Aug 12, 2023
60459e7
Beautify
Jayashsatolia403 Aug 12, 2023
b971572
Fix lint
Jayashsatolia403 Aug 12, 2023
7cfad4f
Added mutex
Jayashsatolia403 Aug 12, 2023
aaf38cb
Added mutex for getters
Jayashsatolia403 Aug 12, 2023
2df64c0
Added mutex for getters
Jayashsatolia403 Aug 12, 2023
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7 changes: 7 additions & 0 deletions code/go/0chain.net/validatorcore/storage/challenge_handler.go
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Original file line number Diff line number Diff line change
Expand Up @@ -49,9 +49,16 @@ func challengeHandler(ctx context.Context, r *http.Request) (interface{}, error)

err = challengeRequest.VerifyChallenge(challengeObj, allocationObj)
if err != nil {
statsMutex.Lock()
updateStats(false)
statsMutex.Unlock()
return InvalidValidationTicket(challengeObj, err)
}

statsMutex.Lock()
updateStats(false)
statsMutex.Unlock()

return ValidValidationTicket(challengeObj, challengeRequest.ChallengeID, challengeHash)
}

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2 changes: 2 additions & 0 deletions code/go/0chain.net/validatorcore/storage/handler_main.go
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Expand Up @@ -18,4 +18,6 @@ func SetupHandlers(r *mux.Router) {
RateLimit(common.ToJSONResponse(SetupContext(ChallengeHandler))))

r.HandleFunc("/debug", common.ToJSONResponse(DumpGoRoutines))

r.HandleFunc("/stats", statsHandler)
}
100 changes: 100 additions & 0 deletions code/go/0chain.net/validatorcore/storage/stats_handler.go
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Original file line number Diff line number Diff line change
@@ -0,0 +1,100 @@
package storage

import (
"fmt"
"net/http"
"sync"
)

type Stats struct {
TotalChallenges int
SuccessfulChallenges int
FailedChallenges int
}

var (
appStats Stats
statsMutex sync.Mutex
)

func init() {
appStats = Stats{}

}

func updateStats(success bool) {
statsMutex.Lock()
defer statsMutex.Unlock()

appStats.TotalChallenges++

if success {
appStats.SuccessfulChallenges++
} else {
appStats.FailedChallenges++
}
}

func getStats() Stats {
statsMutex.Lock()
defer statsMutex.Unlock()
return appStats
}

func statsHandler(w http.ResponseWriter, r *http.Request) {
result := getStats()

statsHTML := `
<!DOCTYPE html>
<html>
<head>
<style>
table {
font-family: Arial, sans-serif;
border-collapse: collapse;
width: 50%;
margin: auto;
margin-top: 50px;
}

th, td {
border: 1px solid #dddddd;
text-align: left;
padding: 8px;
}

th {
background-color: #f2f2f2;
}
</style>
</head>
<body>
<h1>Challenges Statistics</h1>
<table>
<tr>
<th>Statistic</th>
<th>Count</th>
</tr>
<tr>
<td>Total Challenges</td>
<td>` + fmt.Sprintf("%d", result.TotalChallenges) + `</td>
</tr>
<tr>
<td>Successful Challenges</td>
<td>` + fmt.Sprintf("%d", result.SuccessfulChallenges) + `</td>
</tr>
<tr>
<td>Failed Challenges</td>
<td>` + fmt.Sprintf("%d", result.FailedChallenges) + `</td>
</tr>
</table>
</body>
</html>
`

w.Header().Set("Content-Type", "text/html")
_, err := w.Write([]byte(statsHTML))
if err != nil {
return
}
}
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