protected override async Task GetValueAsync(SortedDictionary <string, string> ret, RefInt nextPollingInterval, CancellationToken cancel = default)
{
var result = await EasyExec.ExecAsync(Consts.LinuxCommands.Df, "-a -B1");
string[] lines = result.OutputStr._GetLines();
string[] ignores = "/dev /run /sys /var /snap /tmp /proc"._Split(StringSplitOptions.RemoveEmptyEntries, " ");
foreach (string line in lines)
{
string[] tokens = line._Split(StringSplitOptions.RemoveEmptyEntries, ' ', '\t');
if (tokens.Length >= 6)
{
string totalStr = tokens[1];
string availableStr = tokens[3];
string path = tokens[5];
if (totalStr != "-" && availableStr != "-")
{
if (path.StartsWith("/") && ignores.Where(x => path.StartsWith(x, StringComparison.OrdinalIgnoreCase)).Any() == false)
{
long total = totalStr._ToLong();
long available = availableStr._ToLong();
if (total > 0 && available >= 0)
{
available = Math.Min(available, total);
ret.TryAdd($"available - {path}", NormalizeDoubleValue(((double)available * 100.0 / (double)total).ToString("F3")));
}
}
}
}
}
}
protected override void InitImpl()
{
// ConnTrack コマンドが利用可能かどうか確認
if (EasyExec.ExecAsync(Consts.LinuxCommands.ConnTrack, "-C")._TryGetResult() != default)
{
IsConnTrackOk = true;
}
}
protected override async Task GetValueAsync(SortedDictionary <string, string> ret, RefInt nextPollingInterval, CancellationToken cancel = default)
{
// sys/class/thermal/ から温度取得
foreach (var thermalFile in this.ThermalFiles)
{
string value = (await Lfs.ReadStringFromFileAsync(thermalFile.Value))._GetFirstFilledLineFromLines();
double d = ((double)value._ToInt()) / 1000.0;
ret.TryAdd($"{thermalFile.Key}", NormalizeDoubleValue(d.ToString("F3")));
}
if (IsSensorsCommandOk)
{
try
{
// Sensors コマンドで温度取得
var result = await EasyExec.ExecAsync(Consts.LinuxCommands.Sensors, "-u", cancel : cancel);
string[] lines = result.OutputStr._GetLines(true);
string groupName = "";
string fieldName = "";
foreach (string line2 in lines)
{
string line = line2.TrimEnd();
if (line.StartsWith(" ") == false && line._InStr(":") == false)
{
// グループ名
groupName = line.Trim();
}
else if (line.StartsWith(" ") == false && line.EndsWith(":"))
{
// 値名
fieldName = line.Substring(0, line.Length - 1);
}
else if (line.StartsWith(" ") && line._GetKeyAndValue(out string key, out string value, ":"))
{
// 値サブ名 : 値
key = key.Trim();
value = value.Trim();
if (key.EndsWith("_input", StringComparison.OrdinalIgnoreCase))
{
ret.TryAdd($"{groupName}/{fieldName}", NormalizeDoubleValue(value));
}
}
}
}
catch (Exception ex)
{
ex._Debug();
}
}
}
protected override async Task GetValueAsync(SortedDictionary <string, string> ret, RefInt nextPollingInterval, CancellationToken cancel = default)
{
var result = await EasyExec.ExecAsync(Consts.LinuxCommands.Free, "-b -w");
string[] lines = result.OutputStr._GetLines();
List <string> headers = new List <string>();
KeyValueList <string, string> dataList = new KeyValueList <string, string>();
foreach (string line in lines)
{
string[] tokens = line._Split(StringSplitOptions.RemoveEmptyEntries, ' ', '\t');
if (tokens.Length >= 2)
{
if (headers.Count == 0)
{
if (tokens[0]._IsSamei("total"))
{
// ヘッダ行
foreach (string token in tokens)
{
headers.Add(token);
}
}
}
else
{
// データ行
if (tokens[0]._IsSamei("Mem:"))
{
for (int i = 1; i < tokens.Length; i++)
{
if (headers.Count >= (i - 1))
{
dataList.Add(headers[i - 1], tokens[i]);
}
}
}
}
}
}
// total
long total = dataList._GetStrFirst("total", "-1")._ToLong();
long available = dataList._GetStrFirst("available", "-1")._ToLong();
if (total >= 0 && available >= 0)
{
available = Math.Min(available, total);
ret.TryAdd($"available", NormalizeDoubleValue(((double)available * 100.0 / (double)total).ToString("F3")));
}
}
protected override void InitImpl()
{
// sensors コマンドが利用可能かどうか確認
if (EasyExec.ExecAsync(Consts.LinuxCommands.Sensors, "-u")._TryGetResult() != default)
{
IsSensorsCommandOk = true;
}
// /sys/class/thermal/ から取得可能な値一覧を列挙
FileSystemEntity[]? dirList = null;
try
{
dirList = Lfs.EnumDirectory(Consts.LinuxPaths.SysThermal);
}
catch { }
if (dirList != null)
{
foreach (var dir in dirList)
{
string fileName = Lfs.PathParser.Combine(dir.FullPath, "temp");
if (Lfs.IsFileExists(fileName))
{
try
{
Lfs.ReadStringFromFile(fileName);
ThermalFiles.Add(dir.Name, fileName);
}
catch
{
}
}
}
}
}
async Task RunAndParseBirdAsync(string birdExeName, SortedDictionary <string, string> ret, int cmdIpVersion, CancellationToken cancel = default)
{
var result = await EasyExec.ExecAsync(birdExeName, "show protocol all", cancel : cancel);
string body = result.OutputStr;
string[] lines = body._GetLines(true);
string first = lines.FirstOrDefault()._NonNullTrim();
if (first.StartsWith("BIRD", StringComparison.OrdinalIgnoreCase) == false)
{
// BIRD 文字列が見つからない
return;
}
if (first.StartsWith("BIRD 1.", StringComparison.OrdinalIgnoreCase))
{
// BIRD 1.x
}
else
{
// BIRD 2.x or later
cmdIpVersion = 0;
}
string name = "";
string protocol = "";
string table = "";
int ipVer = 0;
foreach (string line in lines)
{
string[] tokens = line._Split(StringSplitOptions.RemoveEmptyEntries, " ", "\t");
if (line.StartsWith(" ") == false)
{
bool ok = false;
// あるプロトコルの開始
if (tokens.Length >= 5)
{
if (tokens[3]._IsSamei("up") || tokens[3]._IsSamei("start"))
{
name = tokens[0];
protocol = tokens[1];
table = tokens[2];
if (cmdIpVersion != 0)
{
ipVer = cmdIpVersion;
}
ok = true;
}
}
if (ok == false)
{
name = protocol = table = "";
ipVer = 0;
}
}
else
{
// プロトコルに関する情報
if (name._IsFilled())
{
if (tokens.Length >= 2)
{
if (cmdIpVersion == 0)
{
if (tokens[0]._IsSamei("Channel"))
{
string verstr = tokens[1];
if (verstr._IsSamei("ipv4"))
{
ipVer = 4;
}
else if (verstr._IsSamei("ipv6"))
{
ipVer = 6;
}
else
{
ipVer = 0;
}
}
}
}
if (tokens.Length >= 5)
{
if (tokens[0]._IsSamei("Routes:"))
{
int imported = tokens[1]._ToInt();
int exported = tokens[3]._ToInt();
int preferred = 0;
if (tokens.Length >= 7)
{
preferred = tokens[5]._ToInt();
}
if (ipVer != 0)
{
string key = $"{protocol} - {name} - IPv{ipVer}";
ret.TryAdd($"{key} - Import", imported.ToString());
ret.TryAdd($"{key} - Export", exported.ToString());
ret.TryAdd($"{key} - Prefer", preferred.ToString());
}
}
}
}
}
}
}
protected override async Task GetValueAsync(SortedDictionary <string, string> ret, RefInt nextPollingInterval, CancellationToken cancel = default)
{
if (IsConnTrackOk)
{
try
{
// ConnTrack
var result = await EasyExec.ExecAsync(Consts.LinuxCommands.ConnTrack, "-C");
string valueStr = result.OutputStr._GetFirstFilledLineFromLines();
ret.TryAdd($"ConnTrack Sessions", valueStr._ToInt().ToString());
}
catch (Exception ex)
{
ex._Debug();
}
}
if (true)
{
try
{
// Threads
var result = EasyExec.ExecBashAsync("ps -eo nlwp | tail -n +2 | awk '{ num_threads += $1 } END { print num_threads }'")._GetResult();
string valueStr = result.OutputStr._GetFirstFilledLineFromLines();
ret.TryAdd($"Threads", valueStr._ToInt().ToString());
}
catch (Exception ex)
{
ex._Debug();
}
}
if (true)
{
try
{
// Sockets
string[] lines = (await Lfs.ReadStringFromFileAsync(Consts.LinuxPaths.SockStat, flags: FileFlags.NoCheckFileSize))._GetLines();
int numSockets = -1;
int numTcp = -1;
int numUdp = -1;
foreach (string line in lines)
{
string[] tokens = line._Split(StringSplitOptions.RemoveEmptyEntries, " ");
if (tokens.Length >= 3)
{
if (tokens[0]._IsSamei("sockets:"))
{
numSockets = tokens[2]._ToInt();
}
if (tokens[0]._IsSamei("TCP:"))
{
numTcp = tokens[2]._ToInt();
}
if (tokens[0]._IsSamei("UDP:"))
{
numUdp = tokens[2]._ToInt();
}
}
}
if (numSockets >= 0 && numTcp >= 0 && numUdp >= 0)
{
ret.TryAdd($"Sockets", numSockets.ToString());
ret.TryAdd($"TCP", numTcp.ToString());
ret.TryAdd($"UDP", numUdp.ToString());
}
}
catch (Exception ex)
{
ex._Debug();
}
}
}
protected override async Task GetValueAsync(SortedDictionary <string, string> ret, RefInt nextPollingInterval, CancellationToken cancel = default)
{
SnmpWorkSettings settings = Host.Settings;
if (settings.PingTargets._IsSamei("none") || settings.PingTargets._IsSamei("null"))
{
return;
}
string hopsStr = "Hops";
if (settings.HopsToTTL)
{
hopsStr = "TTL";
}
string[] pingTargets = settings.PingTargets._Split(StringSplitOptions.RemoveEmptyEntries, ",");
numPerform++;
foreach (string pingTarget in pingTargets)
{
cancel.ThrowIfCancellationRequested();
ParseTargetString(pingTarget, out string hostname, out string alias);
bool ok = false;
try
{
IPAddress ipAddress = await LocalNet.GetIpAsync(hostname, cancel : cancel);
if (FirstPing.IsFirstCall())
{
// JIT 対策
try
{
await LocalNet.SendPingAsync(ipAddress, pingCancel : cancel);
}
catch { }
}
int numTry = 3;
if (numPerform >= 2)
{
// SpeedTest が動作中の場合は SpeedTest が完了するまで待機する
await TaskUtil.AwaitWithPollAsync(Timeout.Infinite, 10, () => !SpeedTestClient.IsInProgress, cancel);
// 試行回数を指定する
numTry = Math.Min(Math.Max(settings.PingNumTry, 1), 100);
}
SendPingReply reply = await LocalNet.SendPingAndGetBestResultAsync(ipAddress, pingCancel : cancel, numTry : numTry);
if (reply.Ok)
{
double rtt = reply.RttDouble;
rtt = Math.Min(rtt, 2.0);
int ttl = reply.Ttl;
bool ttl_ok = false;
if (ttl == 0)
{
// Use ping command to get TTL
try
{
var result = await EasyExec.ExecAsync(ipAddress.AddressFamily == System.Net.Sockets.AddressFamily.InterNetworkV6?Consts.LinuxCommands.Ping6 : Consts.LinuxCommands.Ping,
$"-W 1 -c 1 {ipAddress.ToString()}",
cancel : cancel,
throwOnErrorExitCode : false);
string[] lines = result.OutputStr._GetLines(true);
foreach (string line in lines)
{
OneLineParams param = new OneLineParams(line, ' ', false);
string ttlStr = param._GetStrFirst("ttl");
if (ttlStr._IsFilled())
{
ttl = ttlStr._ToInt();
ttl_ok = true;
break;
}
}
}
catch (Exception ex)
{
ex._Debug();
}
}
else
{
ttl_ok = true;
}
ret.TryAdd($"Time - {alias}", (rtt * 1000.0).ToString("F3"));
if (ttl > 128)
{
ttl -= 128;
}
else if (ttl > 64)
{
ttl -= 64;
}
int hops = 64 - ttl;
if (ttl_ok == false)
{
hops = 0;
}
hops._SetMax(0);
hops._SetMin(64);
ret.TryAdd($"{hopsStr} - {alias}", hops.ToString());
ok = true;
}
}
catch (Exception ex)
{
ex._Debug();
}
if (ok == false)
{
ret.TryAdd($"Time - {alias}", "");
ret.TryAdd($"{hopsStr} - {alias}", "0");
}
}
}
