mirror of
https://github.com/nsnail/Ocelot.git
synced 2025-11-04 15:30:49 +08:00
added ignore code coverage to experimental sqllitelog class that cannot be unit tested anyway really
This commit is contained in:
Tom Gardham-Pallister
@@ -1,321 +1,322 @@
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namespace Ocelot.Raft
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{
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Threading;
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using System.Threading.Tasks;
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using Microsoft.Data.Sqlite;
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using Microsoft.Extensions.Logging;
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using Newtonsoft.Json;
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using Rafty.Infrastructure;
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using Rafty.Log;
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public class SqlLiteLog : ILog
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{
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private readonly string _path;
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private readonly SemaphoreSlim _sempaphore = new SemaphoreSlim(1, 1);
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private readonly ILogger _logger;
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private readonly NodeId _nodeId;
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public SqlLiteLog(NodeId nodeId, ILoggerFactory loggerFactory)
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{
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_logger = loggerFactory.CreateLogger<SqlLiteLog>();
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_nodeId = nodeId;
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_path = $"{nodeId.Id.Replace("/", "").Replace(":", "")}.db";
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_sempaphore.Wait();
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if (!File.Exists(_path))
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{
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var fs = File.Create(_path);
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namespace Ocelot.Raft
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{
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Threading;
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using System.Threading.Tasks;
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using Microsoft.Data.Sqlite;
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using Microsoft.Extensions.Logging;
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using Newtonsoft.Json;
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using Rafty.Infrastructure;
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using Rafty.Log;
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[ExcludeFromCoverage]
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public class SqlLiteLog : ILog
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{
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private readonly string _path;
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private readonly SemaphoreSlim _sempaphore = new SemaphoreSlim(1, 1);
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private readonly ILogger _logger;
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private readonly NodeId _nodeId;
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public SqlLiteLog(NodeId nodeId, ILoggerFactory loggerFactory)
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{
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_logger = loggerFactory.CreateLogger<SqlLiteLog>();
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_nodeId = nodeId;
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_path = $"{nodeId.Id.Replace("/", "").Replace(":", "")}.db";
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_sempaphore.Wait();
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if (!File.Exists(_path))
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{
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var fs = File.Create(_path);
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fs.Dispose();
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using (var connection = new SqliteConnection($"Data Source={_path};"))
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{
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connection.Open();
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const string sql = @"create table logs (
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id integer primary key,
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data text not null
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)";
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using (var command = new SqliteCommand(sql, connection))
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{
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var result = command.ExecuteNonQuery();
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_logger.LogInformation(result == 0
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? $"id: {_nodeId.Id} create database, result: {result}"
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: $"id: {_nodeId.Id} did not create database., result: {result}");
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}
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}
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}
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_sempaphore.Release();
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}
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public async Task<int> LastLogIndex()
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{
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_sempaphore.Wait();
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var result = 1;
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using (var connection = new SqliteConnection($"Data Source={_path};"))
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{
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connection.Open();
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var sql = @"select id from logs order by id desc limit 1";
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using (var command = new SqliteCommand(sql, connection))
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{
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var index = Convert.ToInt32(await command.ExecuteScalarAsync());
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if (index > result)
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{
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result = index;
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}
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}
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}
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_sempaphore.Release();
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return result;
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}
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public async Task<long> LastLogTerm()
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{
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_sempaphore.Wait();
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long result = 0;
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using (var connection = new SqliteConnection($"Data Source={_path};"))
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{
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connection.Open();
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var sql = @"select data from logs order by id desc limit 1";
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using (var command = new SqliteCommand(sql, connection))
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{
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var data = Convert.ToString(await command.ExecuteScalarAsync());
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using (var connection = new SqliteConnection($"Data Source={_path};"))
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{
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connection.Open();
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const string sql = @"create table logs (
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id integer primary key,
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data text not null
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)";
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using (var command = new SqliteCommand(sql, connection))
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{
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var result = command.ExecuteNonQuery();
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_logger.LogInformation(result == 0
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? $"id: {_nodeId.Id} create database, result: {result}"
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: $"id: {_nodeId.Id} did not create database., result: {result}");
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}
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}
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}
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_sempaphore.Release();
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}
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public async Task<int> LastLogIndex()
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{
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_sempaphore.Wait();
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var result = 1;
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using (var connection = new SqliteConnection($"Data Source={_path};"))
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{
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connection.Open();
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var sql = @"select id from logs order by id desc limit 1";
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using (var command = new SqliteCommand(sql, connection))
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{
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var index = Convert.ToInt32(await command.ExecuteScalarAsync());
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if (index > result)
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{
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result = index;
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}
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}
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}
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_sempaphore.Release();
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return result;
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}
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public async Task<long> LastLogTerm()
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{
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_sempaphore.Wait();
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long result = 0;
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using (var connection = new SqliteConnection($"Data Source={_path};"))
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{
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connection.Open();
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var sql = @"select data from logs order by id desc limit 1";
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using (var command = new SqliteCommand(sql, connection))
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{
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var data = Convert.ToString(await command.ExecuteScalarAsync());
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var jsonSerializerSettings = new JsonSerializerSettings()
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{
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TypeNameHandling = TypeNameHandling.All
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};
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var log = JsonConvert.DeserializeObject<LogEntry>(data, jsonSerializerSettings);
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if (log != null && log.Term > result)
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{
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result = log.Term;
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}
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}
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}
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_sempaphore.Release();
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return result;
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}
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TypeNameHandling = TypeNameHandling.All
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};
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var log = JsonConvert.DeserializeObject<LogEntry>(data, jsonSerializerSettings);
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if (log != null && log.Term > result)
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{
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result = log.Term;
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}
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}
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}
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_sempaphore.Release();
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return result;
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}
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public async Task<int> Count()
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{
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_sempaphore.Wait();
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var result = 0;
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using (var connection = new SqliteConnection($"Data Source={_path};"))
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{
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connection.Open();
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var sql = @"select count(id) from logs";
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using (var command = new SqliteCommand(sql, connection))
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{
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var index = Convert.ToInt32(await command.ExecuteScalarAsync());
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if (index > result)
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{
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result = index;
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}
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}
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}
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_sempaphore.Release();
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return result;
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}
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public async Task<int> Apply(LogEntry log)
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{
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_sempaphore.Wait();
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using (var connection = new SqliteConnection($"Data Source={_path};"))
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{
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connection.Open();
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{
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_sempaphore.Wait();
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var result = 0;
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using (var connection = new SqliteConnection($"Data Source={_path};"))
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{
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connection.Open();
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var sql = @"select count(id) from logs";
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using (var command = new SqliteCommand(sql, connection))
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{
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var index = Convert.ToInt32(await command.ExecuteScalarAsync());
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if (index > result)
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{
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result = index;
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}
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}
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}
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_sempaphore.Release();
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return result;
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}
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public async Task<int> Apply(LogEntry log)
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{
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_sempaphore.Wait();
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using (var connection = new SqliteConnection($"Data Source={_path};"))
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{
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connection.Open();
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var jsonSerializerSettings = new JsonSerializerSettings()
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{
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TypeNameHandling = TypeNameHandling.All
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};
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var data = JsonConvert.SerializeObject(log, jsonSerializerSettings);
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//todo - sql injection dont copy this..
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var sql = $"insert into logs (data) values ('{data}')";
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_logger.LogInformation($"id: {_nodeId.Id}, sql: {sql}");
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using (var command = new SqliteCommand(sql, connection))
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{
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var result = await command.ExecuteNonQueryAsync();
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_logger.LogInformation($"id: {_nodeId.Id}, insert log result: {result}");
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}
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sql = "select last_insert_rowid()";
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using (var command = new SqliteCommand(sql, connection))
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{
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var result = await command.ExecuteScalarAsync();
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_logger.LogInformation($"id: {_nodeId.Id}, about to release semaphore");
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_sempaphore.Release();
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_logger.LogInformation($"id: {_nodeId.Id}, saved log to sqlite");
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return Convert.ToInt32(result);
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TypeNameHandling = TypeNameHandling.All
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};
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var data = JsonConvert.SerializeObject(log, jsonSerializerSettings);
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//todo - sql injection dont copy this..
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var sql = $"insert into logs (data) values ('{data}')";
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_logger.LogInformation($"id: {_nodeId.Id}, sql: {sql}");
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using (var command = new SqliteCommand(sql, connection))
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{
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var result = await command.ExecuteNonQueryAsync();
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_logger.LogInformation($"id: {_nodeId.Id}, insert log result: {result}");
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}
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}
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}
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public async Task DeleteConflictsFromThisLog(int index, LogEntry logEntry)
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{
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_sempaphore.Wait();
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using (var connection = new SqliteConnection($"Data Source={_path};"))
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{
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connection.Open();
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//todo - sql injection dont copy this..
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var sql = $"select data from logs where id = {index};";
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_logger.LogInformation($"id: {_nodeId.Id} sql: {sql}");
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using (var command = new SqliteCommand(sql, connection))
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{
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var data = Convert.ToString(await command.ExecuteScalarAsync());
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sql = "select last_insert_rowid()";
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using (var command = new SqliteCommand(sql, connection))
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{
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var result = await command.ExecuteScalarAsync();
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_logger.LogInformation($"id: {_nodeId.Id}, about to release semaphore");
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_sempaphore.Release();
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_logger.LogInformation($"id: {_nodeId.Id}, saved log to sqlite");
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return Convert.ToInt32(result);
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}
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}
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}
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public async Task DeleteConflictsFromThisLog(int index, LogEntry logEntry)
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{
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_sempaphore.Wait();
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using (var connection = new SqliteConnection($"Data Source={_path};"))
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{
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connection.Open();
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//todo - sql injection dont copy this..
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var sql = $"select data from logs where id = {index};";
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_logger.LogInformation($"id: {_nodeId.Id} sql: {sql}");
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using (var command = new SqliteCommand(sql, connection))
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{
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var data = Convert.ToString(await command.ExecuteScalarAsync());
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var jsonSerializerSettings = new JsonSerializerSettings()
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{
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TypeNameHandling = TypeNameHandling.All
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};
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_logger.LogInformation($"id {_nodeId.Id} got log for index: {index}, data is {data} and new log term is {logEntry.Term}");
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var log = JsonConvert.DeserializeObject<LogEntry>(data, jsonSerializerSettings);
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if (logEntry != null && log != null && logEntry.Term != log.Term)
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{
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//todo - sql injection dont copy this..
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var deleteSql = $"delete from logs where id >= {index};";
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_logger.LogInformation($"id: {_nodeId.Id} sql: {deleteSql}");
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using (var deleteCommand = new SqliteCommand(deleteSql, connection))
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{
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var result = await deleteCommand.ExecuteNonQueryAsync();
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}
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}
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}
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}
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_sempaphore.Release();
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}
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public async Task<bool> IsDuplicate(int index, LogEntry logEntry)
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{
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_sempaphore.Wait();
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using (var connection = new SqliteConnection($"Data Source={_path};"))
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{
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connection.Open();
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//todo - sql injection dont copy this..
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var sql = $"select data from logs where id = {index};";
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using (var command = new SqliteCommand(sql, connection))
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{
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var data = Convert.ToString(await command.ExecuteScalarAsync());
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TypeNameHandling = TypeNameHandling.All
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};
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_logger.LogInformation($"id {_nodeId.Id} got log for index: {index}, data is {data} and new log term is {logEntry.Term}");
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var log = JsonConvert.DeserializeObject<LogEntry>(data, jsonSerializerSettings);
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if (logEntry != null && log != null && logEntry.Term != log.Term)
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{
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//todo - sql injection dont copy this..
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var deleteSql = $"delete from logs where id >= {index};";
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_logger.LogInformation($"id: {_nodeId.Id} sql: {deleteSql}");
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using (var deleteCommand = new SqliteCommand(deleteSql, connection))
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{
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var result = await deleteCommand.ExecuteNonQueryAsync();
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}
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}
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}
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}
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_sempaphore.Release();
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}
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public async Task<bool> IsDuplicate(int index, LogEntry logEntry)
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{
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_sempaphore.Wait();
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using (var connection = new SqliteConnection($"Data Source={_path};"))
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{
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connection.Open();
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//todo - sql injection dont copy this..
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var sql = $"select data from logs where id = {index};";
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using (var command = new SqliteCommand(sql, connection))
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{
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var data = Convert.ToString(await command.ExecuteScalarAsync());
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var jsonSerializerSettings = new JsonSerializerSettings()
|
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{
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TypeNameHandling = TypeNameHandling.All
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};
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var log = JsonConvert.DeserializeObject<LogEntry>(data, jsonSerializerSettings);
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if (logEntry != null && log != null && logEntry.Term == log.Term)
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{
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_sempaphore.Release();
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return true;
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}
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}
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}
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_sempaphore.Release();
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return false;
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}
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public async Task<LogEntry> Get(int index)
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{
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_sempaphore.Wait();
|
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using (var connection = new SqliteConnection($"Data Source={_path};"))
|
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{
|
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connection.Open();
|
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//todo - sql injection dont copy this..
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var sql = $"select data from logs where id = {index}";
|
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using (var command = new SqliteCommand(sql, connection))
|
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{
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var data = Convert.ToString(await command.ExecuteScalarAsync());
|
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TypeNameHandling = TypeNameHandling.All
|
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};
|
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|
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var log = JsonConvert.DeserializeObject<LogEntry>(data, jsonSerializerSettings);
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|
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if (logEntry != null && log != null && logEntry.Term == log.Term)
|
||||
{
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_sempaphore.Release();
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return true;
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}
|
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}
|
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}
|
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|
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_sempaphore.Release();
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return false;
|
||||
}
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|
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public async Task<LogEntry> Get(int index)
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{
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_sempaphore.Wait();
|
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using (var connection = new SqliteConnection($"Data Source={_path};"))
|
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{
|
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connection.Open();
|
||||
//todo - sql injection dont copy this..
|
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var sql = $"select data from logs where id = {index}";
|
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using (var command = new SqliteCommand(sql, connection))
|
||||
{
|
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var data = Convert.ToString(await command.ExecuteScalarAsync());
|
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var jsonSerializerSettings = new JsonSerializerSettings()
|
||||
{
|
||||
TypeNameHandling = TypeNameHandling.All
|
||||
};
|
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var log = JsonConvert.DeserializeObject<LogEntry>(data, jsonSerializerSettings);
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_sempaphore.Release();
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return log;
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||||
}
|
||||
}
|
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}
|
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|
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public async Task<List<(int index, LogEntry logEntry)>> GetFrom(int index)
|
||||
{
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_sempaphore.Wait();
|
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var logsToReturn = new List<(int, LogEntry)>();
|
||||
|
||||
using (var connection = new SqliteConnection($"Data Source={_path};"))
|
||||
{
|
||||
connection.Open();
|
||||
//todo - sql injection dont copy this..
|
||||
var sql = $"select id, data from logs where id >= {index}";
|
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using (var command = new SqliteCommand(sql, connection))
|
||||
{
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||||
using (var reader = await command.ExecuteReaderAsync())
|
||||
{
|
||||
while (reader.Read())
|
||||
{
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||||
var id = Convert.ToInt32(reader[0]);
|
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var data = (string)reader[1];
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||||
TypeNameHandling = TypeNameHandling.All
|
||||
};
|
||||
var log = JsonConvert.DeserializeObject<LogEntry>(data, jsonSerializerSettings);
|
||||
_sempaphore.Release();
|
||||
return log;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public async Task<List<(int index, LogEntry logEntry)>> GetFrom(int index)
|
||||
{
|
||||
_sempaphore.Wait();
|
||||
var logsToReturn = new List<(int, LogEntry)>();
|
||||
|
||||
using (var connection = new SqliteConnection($"Data Source={_path};"))
|
||||
{
|
||||
connection.Open();
|
||||
//todo - sql injection dont copy this..
|
||||
var sql = $"select id, data from logs where id >= {index}";
|
||||
using (var command = new SqliteCommand(sql, connection))
|
||||
{
|
||||
using (var reader = await command.ExecuteReaderAsync())
|
||||
{
|
||||
while (reader.Read())
|
||||
{
|
||||
var id = Convert.ToInt32(reader[0]);
|
||||
var data = (string)reader[1];
|
||||
var jsonSerializerSettings = new JsonSerializerSettings()
|
||||
{
|
||||
TypeNameHandling = TypeNameHandling.All
|
||||
};
|
||||
var log = JsonConvert.DeserializeObject<LogEntry>(data, jsonSerializerSettings);
|
||||
logsToReturn.Add((id, log));
|
||||
|
||||
}
|
||||
}
|
||||
TypeNameHandling = TypeNameHandling.All
|
||||
};
|
||||
var log = JsonConvert.DeserializeObject<LogEntry>(data, jsonSerializerSettings);
|
||||
logsToReturn.Add((id, log));
|
||||
|
||||
}
|
||||
}
|
||||
}
|
||||
_sempaphore.Release();
|
||||
return logsToReturn;
|
||||
}
|
||||
}
|
||||
|
||||
public async Task<long> GetTermAtIndex(int index)
|
||||
{
|
||||
_sempaphore.Wait();
|
||||
long result = 0;
|
||||
using (var connection = new SqliteConnection($"Data Source={_path};"))
|
||||
{
|
||||
connection.Open();
|
||||
//todo - sql injection dont copy this..
|
||||
var sql = $"select data from logs where id = {index}";
|
||||
using (var command = new SqliteCommand(sql, connection))
|
||||
{
|
||||
var data = Convert.ToString(await command.ExecuteScalarAsync());
|
||||
return logsToReturn;
|
||||
}
|
||||
}
|
||||
|
||||
public async Task<long> GetTermAtIndex(int index)
|
||||
{
|
||||
_sempaphore.Wait();
|
||||
long result = 0;
|
||||
using (var connection = new SqliteConnection($"Data Source={_path};"))
|
||||
{
|
||||
connection.Open();
|
||||
//todo - sql injection dont copy this..
|
||||
var sql = $"select data from logs where id = {index}";
|
||||
using (var command = new SqliteCommand(sql, connection))
|
||||
{
|
||||
var data = Convert.ToString(await command.ExecuteScalarAsync());
|
||||
var jsonSerializerSettings = new JsonSerializerSettings()
|
||||
{
|
||||
TypeNameHandling = TypeNameHandling.All
|
||||
};
|
||||
var log = JsonConvert.DeserializeObject<LogEntry>(data, jsonSerializerSettings);
|
||||
if (log != null && log.Term > result)
|
||||
{
|
||||
result = log.Term;
|
||||
}
|
||||
}
|
||||
}
|
||||
_sempaphore.Release();
|
||||
return result;
|
||||
}
|
||||
public async Task Remove(int indexOfCommand)
|
||||
{
|
||||
_sempaphore.Wait();
|
||||
using (var connection = new SqliteConnection($"Data Source={_path};"))
|
||||
{
|
||||
connection.Open();
|
||||
//todo - sql injection dont copy this..
|
||||
var deleteSql = $"delete from logs where id >= {indexOfCommand};";
|
||||
_logger.LogInformation($"id: {_nodeId.Id} Remove {deleteSql}");
|
||||
using (var deleteCommand = new SqliteCommand(deleteSql, connection))
|
||||
{
|
||||
var result = await deleteCommand.ExecuteNonQueryAsync();
|
||||
}
|
||||
}
|
||||
_sempaphore.Release();
|
||||
}
|
||||
}
|
||||
TypeNameHandling = TypeNameHandling.All
|
||||
};
|
||||
var log = JsonConvert.DeserializeObject<LogEntry>(data, jsonSerializerSettings);
|
||||
if (log != null && log.Term > result)
|
||||
{
|
||||
result = log.Term;
|
||||
}
|
||||
}
|
||||
}
|
||||
_sempaphore.Release();
|
||||
return result;
|
||||
}
|
||||
public async Task Remove(int indexOfCommand)
|
||||
{
|
||||
_sempaphore.Wait();
|
||||
using (var connection = new SqliteConnection($"Data Source={_path};"))
|
||||
{
|
||||
connection.Open();
|
||||
//todo - sql injection dont copy this..
|
||||
var deleteSql = $"delete from logs where id >= {indexOfCommand};";
|
||||
_logger.LogInformation($"id: {_nodeId.Id} Remove {deleteSql}");
|
||||
using (var deleteCommand = new SqliteCommand(deleteSql, connection))
|
||||
{
|
||||
var result = await deleteCommand.ExecuteNonQueryAsync();
|
||||
}
|
||||
}
|
||||
_sempaphore.Release();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user