feat: Docker Database-migration and DbContext creation (#8)

Author: Warren-Pitterson

compose.yaml

@@ -56,7 +56,6 @@ services:
     environment:
       ACCEPT_EULA: "Y"
       MSSQL_SA_PASSWORD: "${DATABASE_PASSWORD}"
-      MSSQL_PID: "Developer"
     ports:
       - "1433:1433"
     user: "root"
@@ -71,17 +70,20 @@ services:
     networks:
       - backend
 
-  db-setup:
-    container_name: "db-setup"
+  db-migrations:
+    container_name: db-migrations
     build:
-      context: ./database
-      dockerfile: Dockerfile
-    restart: "no"
-    environment:
-      DATABASE_PASSWORD: "${DATABASE_PASSWORD}"
+      context: .
+      dockerfile: src/ServiceLayer.Mesh/Dockerfile.migrations
+      args:
+        DatabaseConnectionString: "${DatabaseConnectionString}"
     depends_on:
       db:
         condition: service_healthy
+    environment:
+      DATABASE_NAME: "${DATABASE_NAME}"
+      DATABASE_USER: "${DATABASE_USER}"
+      DATABASE_PASSWORD: "${DATABASE_PASSWORD}"
     networks:
       - backend
 

database/Dockerfile

@@ -0,0 +1,12 @@
+#!/bin/bash
+set -e
+
+# Drop and recreate database for fresh start
+echo "Checking if database exists..."
+/opt/mssql-tools/bin/sqlcmd -S db -U "$DATABASE_USER" -P "$DATABASE_PASSWORD" -Q "IF NOT EXISTS (SELECT name FROM sys.databases WHERE name = N'$DATABASE_NAME') CREATE DATABASE $DATABASE_NAME"
+
+# Run migrations
+echo "Running migrations..."
+/opt/mssql-tools/bin/sqlcmd -S db -d "$DATABASE_NAME" -U "$DATABASE_USER" -P "$DATABASE_PASSWORD" -i /database/migration.sql
+
+echo "Migration completed successfully!"

database/create_database_statement.sql

@@ -0,0 +1,41 @@
+# Stage 1: Build & Generate EF Migration Script
+FROM mcr.microsoft.com/dotnet/sdk:9.0 AS build-env
+
+WORKDIR /src
+
+RUN apt-get update && apt-get install -y git
+
+COPY . .
+
+RUN git submodule update --init --recursive
+
+ARG DatabaseConnectionString
+ENV DatabaseConnectionString=${DatabaseConnectionString}
+
+RUN dotnet restore ./src/ServiceLayer.Mesh/ServiceLayer.Mesh.csproj && \
+    dotnet build ./src/ServiceLayer.Mesh/ServiceLayer.Mesh.csproj && \
+    dotnet tool install dotnet-ef --tool-path /tools
+
+ENV PATH="/tools:$PATH" \
+    DOTNET_CLI_HOME=/tmp \
+    DOTNET_SKIP_FIRST_TIME_EXPERIENCE=true \
+    DOTNET_NOLOGO=true
+
+RUN mkdir -p /database && \
+    dotnet ef migrations script \
+    -o /database/migration.sql \
+    --project ./src/ServiceLayer.Mesh/
+
+# Stage 2: Runtime - Apply Migration and Seed Data
+FROM mcr.microsoft.com/mssql-tools:v1 AS migration-env
+
+COPY --from=build-env /database/migration.sql /database/migration.sql
+COPY scripts/database/migrate-and-seed.sh /scripts/database/migrate-and-seed.sh
+
+RUN addgroup --system appgroup && \
+    adduser --system --ingroup appgroup appuser && \
+    chmod +x /scripts/database/migrate-and-seed.sh
+
+USER appuser
+
+ENTRYPOINT ["/scripts/database/migrate-and-seed.sh"]