130 lines
6.0 KiB
Kotlin
130 lines
6.0 KiB
Kotlin
package dorkbox.netUtil.ping
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import dorkbox.netUtil.Common
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import dorkbox.netUtil.IPv4
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import java.time.Duration
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import java.time.temporal.ChronoUnit
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import java.util.regex.Matcher
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internal object PingResultBuilder {
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private val roundTripTimeParser: (PingResult, Matcher) -> PingResult = { result, matcher ->
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val minRTT = matcher.group(1).toDouble()
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val avgRTT = matcher.group(2).toDouble()
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val maxRTT = matcher.group(3).toDouble()
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val mdevRTT = matcher.group(4).toDouble()
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result.minRoundTripTime = Duration.ofNanos((1000 * 1000 * minRTT).toLong())
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result.avgRoundTripTime = Duration.ofNanos((1000 * 1000 * avgRTT).toLong())
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result.maxRoundTripTime = Duration.ofNanos((1000 * 1000 * maxRTT).toLong())
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result.mdevRoundTripTime = Duration.ofNanos((1000 * 1000 * mdevRTT).toLong())
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result
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}
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private val resultParsers =
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when {
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Common.OS_MAC -> {
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listOf(
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/* BSD Ping (MacOS) */
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ResultParser.of("(.*) packets transmitted, (.*) packets received, (.*)% packet loss") { result, matcher ->
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val transmittedPackets: Int = matcher.group(1).toInt()
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result.transmittedPackets = transmittedPackets
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val receivedPackets: Int = matcher.group(2).toInt()
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result.receivedPackets = receivedPackets
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val packetLoss: Double = 0.01 * matcher.group(3).toDouble()
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result.packetLoss = packetLoss
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result
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},
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ResultParser.of("round-trip min\\/avg\\/max\\/stddev = (.*)\\/(.*)\\/(.*)\\/(.*) ms", roundTripTimeParser),
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ResultParser.of("(.*) bytes from (.*): icmp_seq=(.*) ttl=(.*) time=(.*) ms") { result, matcher ->
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val bytes: Int = matcher.group(1).toInt()
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val host: String = matcher.group(2)
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val icmpSeq: Int = matcher.group(3).toInt()
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val ttl: Int = matcher.group(4).toInt()
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val time = Duration.ofNanos((1000 * 1000 * matcher.group(5).toDouble()).toLong())
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val response = PingResult.Response(bytes, host, icmpSeq, ttl, time)
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result.responses.add(response)
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result
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}
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)
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}
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Common.OS_WINDOWS -> {
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listOf(
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/* Windows */
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ResultParser.of("Pinging (.*) with") { result, matcher ->
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result.host = IPv4.WILDCARD // note: this is REALLY the host used for default traffic
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result.ip = matcher.group(1)
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result
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},
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ResultParser.of("(.*) packets transmitted, (.*) packets received, (.*)% packet loss") { result, matcher ->
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val transmittedPackets: Int = matcher.group(1).toInt()
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result.transmittedPackets = transmittedPackets
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val receivedPackets: Int = matcher.group(2).toInt()
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result.receivedPackets = receivedPackets
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val packetLoss: Double = 0.01 * matcher.group(3).toDouble()
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result.packetLoss = packetLoss
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result
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},
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ResultParser.of("round-trip min\\/avg\\/max\\/stddev = (.*)\\/(.*)\\/(.*)\\/(.*) ms", roundTripTimeParser),
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ResultParser.of("(.*) bytes from (.*): icmp_seq=(.*) ttl=(.*) time=(.*) ms") { result, matcher ->
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val bytes: Int = matcher.group(1).toInt()
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val host: String = matcher.group(2)
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val icmpSeq: Int = matcher.group(3).toInt()
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val ttl: Int = matcher.group(4).toInt()
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val time = Duration.ofNanos((1000 * 1000 * matcher.group(5).toDouble()) as Long)
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val response = PingResult.Response(bytes, host, icmpSeq, ttl, time)
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result.responses.add(response)
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result
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}
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)
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}
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else -> {
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listOf(
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/* GNU Ping (Debian, etc.) */
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ResultParser.of("PING (.*) \\((.*?)\\)") { result, matcher ->
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result.host = matcher.group(1)
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result.ip = matcher.group(2)
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result
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},
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ResultParser.of("(.*) packets transmitted, (.*) received, (.*)% packet loss, time (.*)ms") { result, matcher ->
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val transmittedPackets: Int = matcher.group(1).toInt()
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result.transmittedPackets = transmittedPackets
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val receivedPackets: Int = matcher.group(2).toInt()
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result.receivedPackets = receivedPackets
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val packetLoss: Double = 0.01 * Integer.valueOf(matcher.group(3))
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result.packetLoss = packetLoss
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val time = Duration.of(matcher.group(4).toLong(), ChronoUnit.MILLIS)
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result.time = time
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result
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},
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ResultParser.of("rtt min\\/avg\\/max\\/mdev = (.*)\\/(.*)\\/(.*)\\/(.*) ms", roundTripTimeParser)
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)
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}
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}
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fun fromOutput(output: String): PingResult {
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val pingResult = PingResult()
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resultParsers.forEach { rp: ResultParser ->
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rp.fill(pingResult, output)
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}
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return pingResult
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}
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}
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