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Support JSON format output #3

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merged 1 commit into from
Apr 2, 2024
Merged

Support JSON format output #3

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27 changes: 22 additions & 5 deletions main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -209,12 +209,14 @@ func main() {
var (
rpcAddr string
m, n int
jsFmt bool
version bool
)

flag.StringVar(&rpcAddr, "rpc", "http://seed.nkn.org:30003", "Initial RPC address in the form ip:port")
flag.IntVar(&m, "m", 8, "Number of concurrent goroutines")
flag.IntVar(&n, "n", 8, "Number of steps to repeat")
flag.BoolVar(&jsFmt, "json", false, "Print version")
flag.BoolVar(&version, "version", false, "Print version")
flag.Parse()

Expand Down Expand Up @@ -290,9 +292,24 @@ func main() {
uncertainty := new(big.Int).Div(new(big.Int).Mul(big.NewInt(int64(math.Sqrt(float64(totalNodesVisited)))), totalSpace), totalArea).Int64()
estimatedRelayPerSecond := float64(totalRelay) / float64(totalUptime) * float64(estimatedTotalNodes) / (math.Log2(float64(estimatedTotalNodes)) / 2)

log.Printf("Total nodes visited: %d\n", totalNodesVisited)
log.Printf("Total area covered: %.2f%%\n", 100*float64(totalNodesVisited)/float64(estimatedTotalNodes))
log.Printf("Estimated total number of nodes in the network: %d +- %d\n", estimatedTotalNodes, uncertainty)
log.Printf("Estimated network relay per second: %.0f\n", estimatedRelayPerSecond)
log.Printf("Time used: %v\n", time.Since(timeStart))
if jsFmt {
jsStr, err := json.Marshal(map[string]float64{
"visited": float64(totalNodesVisited),
"covered": 100 * float64(totalNodesVisited) / float64(estimatedTotalNodes),
"Estimated": float64(estimatedTotalNodes),
"uncertainty": float64(uncertainty),
"relayPS": estimatedRelayPerSecond,
"time": float64(time.Since(timeStart)),
})
if err != nil {
log.Fatalln("json formatter error")
}
fmt.Println(string(jsStr))
} else {
log.Printf("Total nodes visited: %d\n", totalNodesVisited)
log.Printf("Total area covered: %.2f%%\n", 100*float64(totalNodesVisited)/float64(estimatedTotalNodes))
log.Printf("Estimated total number of nodes in the network: %d +- %d\n", estimatedTotalNodes, uncertainty)
log.Printf("Estimated network relay per second: %.0f\n", estimatedRelayPerSecond)
log.Printf("Time used: %v\n", time.Since(timeStart))
}
}
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