Use connection string for app.settings

.gitignore

@@ -9,6 +9,8 @@
 *.user
 *.userosscache
 *.sln.docstates
+*.[Dd]evelopment.json
+*.[Dd]evelopment.config
 
 # User-specific files (MonoDevelop/Xamarin Studio)
 *.userprefs

TransactionProcessing.SchedulerService/TransactionProcessing.SchedulerService/Startup.cs

@@ -1,6 +1,7 @@
 namespace TransactionProcessing.SchedulerService
 {
     using System;
+    using System.Configuration;
     using Jobs;
     using Jobs.GenerateTransactions;
     using Microsoft.AspNetCore.Builder;
@@ -13,10 +14,61 @@ namespace TransactionProcessing.SchedulerService
 
     public class Startup
     {
-        public IConfiguration Configuration { get; }
-        public Startup(IConfiguration configuration)
+        /// <summary>
+        /// Gets or sets the configuration.
+        /// </summary>
+        /// <value>
+        /// The configuration.
+        /// </value>
+        public static IConfigurationRoot Configuration { get; set; }
+
+        /// <summary>
+        /// Gets or sets the web host environment.
+        /// </summary>
+        /// <value>
+        /// The web host environment.
+        /// </value>
+        public static IWebHostEnvironment WebHostEnvironment { get; set; }
+
+        public Startup(IWebHostEnvironment webHostEnvironment)
         {
-            this.Configuration = configuration;
+            //this.Configuration = configuration;
+            IConfigurationBuilder builder = new ConfigurationBuilder().SetBasePath(webHostEnvironment.ContentRootPath)
+                                                                      .AddJsonFile("/home/txnproc/config/appsettings.json", true, true)
+                                                                      .AddJsonFile($"/home/txnproc/config/appsettings.{webHostEnvironment.EnvironmentName}.json", optional: true)
+                                                                      .AddJsonFile("appsettings.json", optional: true, reloadOnChange: true)
+                                                                      .AddJsonFile($"appsettings.{webHostEnvironment.EnvironmentName}.json", optional: true, reloadOnChange: true)
+                                                                      .AddEnvironmentVariables();
+
+            Startup.Configuration = builder.Build();
+            Startup.WebHostEnvironment = webHostEnvironment;
+
+            var connectionString = Configuration.GetConnectionString("SchedulerReadModel");
+            AddOrUpdateConnectionString("SchedulerReadModel", connectionString);
+        }
+
+        public static void AddOrUpdateConnectionString(string name, string connectionString)
+        {
+            try
+            {
+                var configFile = ConfigurationManager.OpenExeConfiguration(ConfigurationUserLevel.None);
+                var settings = configFile.ConnectionStrings.ConnectionStrings;
+
+                if (settings[name] == null)
+                {
+                    settings.Add(new ConnectionStringSettings(name, connectionString));
+                }
+                else
+                {
+                    settings[name].ConnectionString = connectionString;
+                }
+                configFile.Save(ConfigurationSaveMode.Modified);
+                ConfigurationManager.RefreshSection(configFile.AppSettings.SectionInformation.Name);
+            }
+            catch (ConfigurationErrorsException)
+            {
+                Console.WriteLine("Error writing connection string");
+            }
         }
 
         public void Configure(IApplicationBuilder app, IWebHostEnvironment env)

TransactionProcessing.SchedulerService/TransactionProcessing.SchedulerService/appsettings.json

@@ -7,6 +7,6 @@
     }
   },
   "ConnectionStrings": {
-    "SchedulerReadModel": "server=127.0.0.1;user id=sa;password=sp1ttal;database=Scheduler"
+    "SchedulerReadModel": "server=127.0.0.1;user id=sa;password=Scotland;database=Scheduler"
   }
 }

TransactionProcessing.SchedulerService/TransactionProcessing.SchedulerService/quartz.config

@@ -1,7 +1,6 @@
 quartz.scheduler.instanceName = Txn Processing Scheduler
 quartz.dataSource.JobStore.provider = SqlServer
-#quartz.dataSource.JobStore.connectionStringName = SchedulerReadModel
-quartz.dataSource.JobStore.connectionString = server=127.0.0.1;user id=sa;password=sp1ttal;database=Scheduler
+quartz.dataSource.JobStore.connectionStringName = SchedulerReadModel
 quartz.jobStore.useProperties = true
 quartz.jobStore.tablePrefix = QRTZ_
 quartz.jobStore.type = Quartz.Impl.AdoJobStore.JobStoreTX, Quartz