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태그1개읽어서 DB INSERT 5회 성공!

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windpacer
2026-02-21 08:16:37 +09:00
parent 20ee22ae0c
commit 171aaf6115
28 changed files with 277 additions and 1540 deletions
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110
OpcConnectionTest/Program.cs
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@@ -9,6 +9,7 @@ using System.Security.Cryptography.X509Certificates;
using System.Text.Json;
using Opc.Ua;
using Opc.Ua.Client;
using Npgsql; // 👈 PostgreSQL 라이브러리 추가
namespace OpcConnectionTest
{
@@ -23,6 +24,9 @@ namespace OpcConnectionTest
class Program
{
static Dictionary<string, StatusCodeInfo> _statusCodeMap = new(StringComparer.OrdinalIgnoreCase);
// 1. DB 연결 문자열 (비밀번호를 본인 설정에 맞게 수정하세요)
static string dbConnString = "Host=localhost;Username=postgres;Password=postgres;Database=opcdb";
static void LoadStatusCodes()
{
@@ -41,52 +45,53 @@ namespace OpcConnectionTest
}
}
// 2. DB 저장 함수
static async Task SaveToDatabase(string tagName, double val, string status)
{
try {
using var conn = new NpgsqlConnection(dbConnString);
await conn.OpenAsync();
string sql = "INSERT INTO opc_history (tag_name, tag_value, status_code) VALUES (@tag, @val, @status)";
using var cmd = new NpgsqlCommand(sql, conn);
cmd.Parameters.AddWithValue("tag", tagName);
cmd.Parameters.AddWithValue("val", val);
cmd.Parameters.AddWithValue("status", status);
await cmd.ExecuteNonQueryAsync();
Console.WriteLine("💾 DB 저장 완료.");
}
catch (Exception ex) {
Console.WriteLine($"❌ DB 저장 실패: {ex.Message}");
}
}
static async Task Main(string[] args)
{
LoadStatusCodes();
// 1. 핵심 변수 (서버 이름 사칭 방지)
string serverHostName = "192.168.0.20"; //DESKTOP-8VS6SD2
string serverHostName = "192.168.0.20";
string clientHostName = "dbsvr";
string endpointUrl = $"opc.tcp://{serverHostName}:4840";
string applicationUri = $"urn:{clientHostName}:OpcTestClient";
string pfxPath = Path.Combine(Directory.GetCurrentDirectory(), "pki/own/certs/OpcTestClient.pfx");
string pfxPassword = "";
string userName = "mngr";
string password = "mngr";
// 필수 폴더들 생성 (TrustedIssuer 포함)
Directory.CreateDirectory(Path.GetDirectoryName(pfxPath)!);
Directory.CreateDirectory("pki/trusted/certs");
Directory.CreateDirectory("pki/issuers/certs"); // ← 이 경로가 필요함
Directory.CreateDirectory("pki/issuers/certs");
Directory.CreateDirectory("pki/rejected/certs");
X509Certificate2? clientCert = null;
if (!File.Exists(pfxPath))
{
var builder = CertificateFactory.CreateCertificate(
applicationUri, "OpcTestClient", $"CN=OpcTestClient, O=MyCompany",
new List<string> { "localhost", clientHostName, "192.168.0.5", "192.168.0.102" }
);
clientCert = builder.CreateForRSA();
File.WriteAllBytes(pfxPath, clientCert.Export(X509ContentType.Pfx, pfxPassword));
Console.WriteLine($"✨ 새 인증서 생성됨: {applicationUri}");
}
else
{
clientCert = new X509Certificate2(pfxPath, pfxPassword, X509KeyStorageFlags.Exportable | X509KeyStorageFlags.MachineKeySet);
}
X509Certificate2? clientCert = new X509Certificate2(pfxPath, pfxPassword, X509KeyStorageFlags.Exportable | X509KeyStorageFlags.MachineKeySet);
var config = new ApplicationConfiguration
{
var config = new ApplicationConfiguration {
ApplicationName = "OpcTestClient",
ApplicationType = ApplicationType.Client,
ApplicationUri = applicationUri,
SecurityConfiguration = new SecurityConfiguration
{
SecurityConfiguration = new SecurityConfiguration {
ApplicationCertificate = new CertificateIdentifier { Certificate = clientCert },
// ⚠️ 에러 발생했던 지점: 아래 3개 경로가 모두 명시되어야 함
TrustedPeerCertificates = new CertificateTrustList { StoreType = "Directory", StorePath = Path.GetFullPath("pki/trusted") },
TrustedIssuerCertificates = new CertificateTrustList { StoreType = "Directory", StorePath = Path.GetFullPath("pki/issuers") },
RejectedCertificateStore = new CertificateTrustList { StoreType = "Directory", StorePath = Path.GetFullPath("pki/rejected") },
@@ -105,40 +110,39 @@ namespace OpcConnectionTest
{
Console.WriteLine($"Step 1: Connecting to {endpointUrl}...");
var endpointConfig = EndpointConfiguration.Create(config);
using (var discovery = await DiscoveryClient.CreateAsync(config, new Uri(endpointUrl), DiagnosticsMasks.All, CancellationToken.None))
{
var endpoints = await discovery.GetEndpointsAsync(null);
var selected = endpoints.OrderByDescending(e => e.SecurityLevel)
.FirstOrDefault(e => e.SecurityPolicyUri.Contains("Basic256Sha256")) ?? endpoints[0];
Console.WriteLine($"🔍 정책 선택됨: {selected.SecurityPolicyUri}");
var endpoint = new ConfiguredEndpoint(null, selected, endpointConfig);
Console.WriteLine("Step 2: Creating session...");
var identity = new UserIdentity(userName, Encoding.UTF8.GetBytes(password));
#pragma warning disable CS0618
session = await Session.Create(config, endpoint, false, "OpcTestSession", 60000, identity, null);
#pragma warning restore CS0618
}
using var discovery = await DiscoveryClient.CreateAsync(config, new Uri(endpointUrl), DiagnosticsMasks.All, CancellationToken.None);
var endpoints = await discovery.GetEndpointsAsync(null);
var selected = endpoints.OrderByDescending(e => e.SecurityLevel)
.FirstOrDefault(e => e.SecurityPolicyUri.Contains("Basic256Sha256")) ?? endpoints[0];
var endpoint = new ConfiguredEndpoint(null, selected, endpointConfig);
var identity = new UserIdentity(userName, Encoding.UTF8.GetBytes(password));
session = await Session.Create(config, endpoint, false, "OpcTestSession", 60000, identity, null);
Console.WriteLine($"✅ Connected! SessionID: {session.SessionId}");
var result = await session.ReadValueAsync("ns=1;s=shinam:p-6102.hzset.fieldvalue");
Console.WriteLine($"🟢 TAG VALUE: {result.Value}");
// 3. 데이터 읽기 및 DB 저장 루프 (테스트용으로 5회 반복)
string nodeID = "ns=1;s=shinam:p-6102.hzset.fieldvalue";
for (int i = 0; i < 5; i++)
{
var result = await session.ReadValueAsync(nodeID);
double val = Convert.ToDouble(result.Value);
string status = result.StatusCode.ToString();
Console.WriteLine($"[{i+1}] TAG: {val} (Status: {status})");
// DB에 저장
await SaveToDatabase("p-6102", val, status);
await Task.Delay(2000); // 2초 대기
}
}
catch (Exception ex)
{
if (ex is ServiceResultException sre)
{
string hexCode = $"0x{((uint)sre.StatusCode):X8}";
Console.WriteLine($"\n❌ OPC UA 서비스 오류: {hexCode}");
if (_statusCodeMap.TryGetValue(hexCode, out var info)) {
Console.WriteLine($"👉 에러명: {info.Name}");
Console.WriteLine($"👉 설 명: {info.Description}");
}
}
else Console.WriteLine($"❌ 오류: {ex.Message}");
Console.WriteLine($"❌ 오류 발생: {ex.Message}");
}
finally { if (session != null) { await session.CloseAsync(); session.Dispose(); } }
Console.WriteLine("\n엔터를 누르면 종료됩니다...");
Console.WriteLine("\n작업 완료. 엔터를 누르세요...");
Console.ReadLine();
}
}