switching between SQLite and Postgres

Author: JBris

.gitignore

@@ -348,3 +348,7 @@ MigrationBackup/
 
 # Ionide (cross platform F# VS Code tools) working folder
 .ionide/
+
+# Database
+*.db
+*.db-*

EntityFrameworkExample/Program.cs

@@ -9,9 +9,22 @@
 builder.Services.AddEndpointsApiExplorer();
 builder.Services.AddSwaggerGen();
 
-builder.Services.AddDbContext<EntityContext>(
-    options => options.UseNpgsql(builder.Configuration.GetConnectionString("EntityDb"))
-);
+String connectionString = Environment.GetEnvironmentVariable("DB");
+
+if(connectionString == "sqlite") { 
+    Console.WriteLine($"Using database connection {connectionString}");
+    builder.Services.AddDbContext<EntityContext>(
+        options => options.UseSqlite(builder.Configuration.GetConnectionString(connectionString))
+    );
+} else {
+    connectionString = "postgres";
+    Console.WriteLine($"Using database connection {connectionString}");
+
+    builder.Services.AddDbContext<EntityContext>(
+        options => options.UseNpgsql(builder.Configuration.GetConnectionString(connectionString))
+    );
+}
+
 
 var app = builder.Build();
 

EntityFrameworkExample/appsettings.Development.json

@@ -6,6 +6,7 @@
     }
   },
   "ConnectionStrings": {
-    "EntityDb": "Server=localhost;Database=entity-framework-example;User Id=user;Password=pass"
+    "postgres": "Server=localhost;Database=entity-framework-example;User Id=user;Password=pass",
+    "sqlite": "Data Source=entity.db"
   }
 }

docker-compose.yaml

@@ -24,16 +24,18 @@ services:
     restart: unless-stopped
     ports:
       - ${ADMINER_PORT}:8080
-
+      
   sqlitebrowser:
     image: "lscr.io/linuxserver/sqlitebrowser:${SQLITE_BROWSER_TAG}"
     container_name: "${PROJECT_NAME}-sqlitebrowser"
     security_opt:
       - seccomp:unconfined  
-    ports:
-      - ${SQLITE_BROWSER_PORT}:3000
     stop_grace_period: 5s
     restart: unless-stopped
+    ports:
+      - ${SQLITE_BROWSER_PORT}:3000
+    volumes:
+      - ./EntityFrameworkExample:/app
 
 networks:
   default: