Task-985370-Add documentation for converting the HTML to PDF conversion in the Wolfi linux docker

Wolfi_Linux/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker/.dockerignore

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+**/.classpath
+**/.dockerignore
+**/.env
+**/.git
+**/.gitignore
+**/.project
+**/.settings
+**/.toolstarget
+**/.vs
+**/.vscode
+**/*.*proj.user
+**/*.dbmdl
+**/*.jfm
+**/azds.yaml
+**/bin
+**/charts
+**/docker-compose*
+**/Dockerfile*
+**/node_modules
+**/npm-debug.log
+**/obj
+**/secrets.dev.yaml
+**/values.dev.yaml
+LICENSE
+README.md
+!**/.gitignore
+!.git/HEAD
+!.git/config
+!.git/packed-refs
+!.git/refs/heads/**

Wolfi_Linux/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker/Controllers/PdfController.cs

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+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using Syncfusion.HtmlConverter;
+using Syncfusion.Drawing;
+using Syncfusion.Pdf;
+
+namespace HTMLtoPDF_Wolfi_Docker.Controllers
+{
+    [Route("[controller]")]
+    [ApiController]
+    public class PdfController : ControllerBase
+    {
+
+        public IActionResult ConvertPDF()
+        {
+            try
+            {
+                //Initialize the HTML to PDF converter.
+                HtmlToPdfConverter htmlConverter = new HtmlToPdfConverter();
+
+                BlinkConverterSettings blinkConverterSettings = new BlinkConverterSettings();
+                blinkConverterSettings.CommandLineArguments.Add("--disable-gpu");
+                blinkConverterSettings.BlinkPath = "/usr/lib/chromium";
+                //Assign Blink converter settings to HTML converter
+                htmlConverter.ConverterSettings = blinkConverterSettings;
+
+                //Convert URL to PDF
+                PdfDocument document = htmlConverter.Convert("https://www.google.com");
+               MemoryStream fileStream = new MemoryStream();
+                //Save and close the PDF document.
+                document.Save(fileStream);
+                document.Close(true);
+                fileStream.Position = 0;
+                return new FileStreamResult(fileStream, "application/pdf") {FileDownloadName="HtmlToPdf_Output.pdf" };
+            }
+            catch (Exception ex)
+            {
+                return Content(ex.Message.ToString());
+            }
+        }
+    }
+}

Wolfi_Linux/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker/Controllers/WeatherForecastController.cs

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+using Microsoft.AspNetCore.Mvc;
+
+namespace HTMLtoPDF_Wolfi_Docker.Controllers
+{
+    [ApiController]
+    [Route("[controller]")]
+    public class WeatherForecastController : ControllerBase
+    {
+        private static readonly string[] Summaries = new[]
+        {
+            "Freezing", "Bracing", "Chilly", "Cool", "Mild", "Warm", "Balmy", "Hot", "Sweltering", "Scorching"
+        };
+
+        private readonly ILogger<WeatherForecastController> _logger;
+
+        public WeatherForecastController(ILogger<WeatherForecastController> logger)
+        {
+            _logger = logger;
+        }
+
+        [HttpGet]
+        public IEnumerable<WeatherForecast> Get()
+        {
+            return Enumerable.Range(1, 5).Select(index => new WeatherForecast
+            {
+                Date = DateOnly.FromDateTime(DateTime.Now.AddDays(index)),
+                TemperatureC = Random.Shared.Next(-20, 55),
+                Summary = Summaries[Random.Shared.Next(Summaries.Length)]
+            })
+            .ToArray();
+        }
+    }
+}

Wolfi_Linux/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker/Dockerfile

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+# See https://aka.ms/customizecontainer to learn how to customize your debug container and how Visual Studio uses this Dockerfile to build your images for faster debugging.
+
+# This stage is used when running from VS in fast mode (Default for Debug configuration)
+FROM cgr.dev/chainguard/aspnet-runtime:latest-dev AS base
+USER root
+
+RUN apk update && \
+   apk upgrade && \
+   apk add --update ca-certificates && \
+   apk add chromium --update-cache --repository http://nl.alpinelinux.org/alpine/edge/community \
+   rm -rf /var/cache/apk/*
+WORKDIR /app
+EXPOSE 8080
+EXPOSE 8081
+
+
+# This stage is used to build the service project
+FROM cgr.dev/chainguard/dotnet-sdk:latest-dev AS build
+USER root
+ARG BUILD_CONFIGURATION=Release
+WORKDIR /src
+COPY ["HTMLtoPDF_Wolfi_Docker.csproj", "."]
+RUN dotnet restore "./HTMLtoPDF_Wolfi_Docker.csproj"
+COPY . .
+WORKDIR "/src/."
+RUN dotnet build "./HTMLtoPDF_Wolfi_Docker.csproj" -c $BUILD_CONFIGURATION -o /app/build
+
+# This stage is used to publish the service project to be copied to the final stage
+FROM build AS publish
+ARG BUILD_CONFIGURATION=Release
+RUN dotnet publish "./HTMLtoPDF_Wolfi_Docker.csproj" -c $BUILD_CONFIGURATION -o /app/publish /p:UseAppHost=false
+
+# This stage is used in production or when running from VS in regular mode (Default when not using the Debug configuration)
+FROM base AS final
+WORKDIR /app
+COPY --from=publish /app/publish .
+ENTRYPOINT ["dotnet", "HTMLtoPDF_Wolfi_Docker.dll"]

Wolfi_Linux/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker.csproj

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+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>net9.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <UserSecretsId>1f4eb02c-222e-412a-8b02-7b438a5b3550</UserSecretsId>
+    <DockerDefaultTargetOS>Linux</DockerDefaultTargetOS>
+    <DockerfileContext>.</DockerfileContext>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.22.1" />
+    <PackageReference Include="Syncfusion.HtmlToPdfConverter.Net.Linux" Version="*" />
+  </ItemGroup>
+
+</Project>

Wolfi_Linux/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker.csproj.user

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+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="Current" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <ActiveDebugProfile>Container (Dockerfile)</ActiveDebugProfile>
+    <Controller_SelectedScaffolderID>ApiControllerEmptyScaffolder</Controller_SelectedScaffolderID>
+    <Controller_SelectedScaffolderCategoryPath>root/Common/Api</Controller_SelectedScaffolderCategoryPath>
+  </PropertyGroup>
+</Project>

Wolfi_Linux/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker.http

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+@HTMLtoPDF_Wolfi_Docker_HostAddress = http://localhost:5235
+
+GET {{HTMLtoPDF_Wolfi_Docker_HostAddress}}/weatherforecast/
+Accept: application/json
+
+###

Wolfi_Linux/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.14.36429.23 d17.14
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "HTMLtoPDF_Wolfi_Docker", "HTMLtoPDF_Wolfi_Docker.csproj", "{F9F4204B-A007-4790-BA53-4E96F3B241C3}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{F9F4204B-A007-4790-BA53-4E96F3B241C3}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F9F4204B-A007-4790-BA53-4E96F3B241C3}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F9F4204B-A007-4790-BA53-4E96F3B241C3}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{F9F4204B-A007-4790-BA53-4E96F3B241C3}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {46981BBE-DD89-4B09-BC15-F2D0F6065DFA}
+	EndGlobalSection
+EndGlobal

Wolfi_Linux/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker/Program.cs

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+namespace HTMLtoPDF_Wolfi_Docker
+{
+    public class Program
+    {
+        public static void Main(string[] args)
+        {
+            var builder = WebApplication.CreateBuilder(args);
+
+            // Add services to the container.
+
+            builder.Services.AddControllers();
+
+            var app = builder.Build();
+
+            // Configure the HTTP request pipeline.
+
+            app.UseHttpsRedirection();
+
+            app.UseAuthorization();
+
+
+            app.MapControllers();
+
+            app.Run();
+        }
+    }
+}

Wolfi_Linux/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker/Properties/launchSettings.json

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+{
+  "profiles": {
+    "http": {
+      "commandName": "Project",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      },
+      "dotnetRunMessages": true,
+      "applicationUrl": "http://localhost:5235"
+    },
+    "https": {
+      "commandName": "Project",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      },
+      "dotnetRunMessages": true,
+      "applicationUrl": "https://localhost:7267;http://localhost:5235"
+    },
+    "Container (Dockerfile)": {
+      "commandName": "Docker",
+      "launchUrl": "{Scheme}://{ServiceHost}:{ServicePort}",
+      "environmentVariables": {
+        "ASPNETCORE_HTTPS_PORTS": "8081",
+        "ASPNETCORE_HTTP_PORTS": "8080"
+      },
+      "publishAllPorts": true,
+      "useSSL": true
+    }
+  },
+  "$schema": "https://json.schemastore.org/launchsettings.json"
+}

Wolfi_Linux/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker/WeatherForecast.cs

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+namespace HTMLtoPDF_Wolfi_Docker
+{
+    public class WeatherForecast
+    {
+        public DateOnly Date { get; set; }
+
+        public int TemperatureC { get; set; }
+
+        public int TemperatureF => 32 + (int)(TemperatureC / 0.5556);
+
+        public string? Summary { get; set; }
+    }
+}

Wolfi_Linux/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker/appsettings.Development.json

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+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  }
+}

Wolfi_Linux/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker/appsettings.json

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+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  },
+  "AllowedHosts": "*"
+}

Wolfi_Linux/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: clusterhtml-deployment
+spec:
+  replicas: 2  # Adjust the number of replicas if needed
+  selector:
+    matchLabels:
+      app: clusterhtml-api
+  template:
+    metadata:
+      labels:
+        app: clusterhtml-api
+    spec:
+      containers:
+      - name: clusterhtml-api
+        image: karmegamsf3701120/htmltopdfconversion:v4
+        ports:
+        - containerPort: 8080

Wolfi_Linux/HTMLtoPDF_Wolfi_Docker/HTMLtoPDF_Wolfi_Docker/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: clusterhtml-service
+spec:
+  selector:
+    app: clusterhtml-api
+  ports:
+    - protocol: TCP
+      port: 80
+      targetPort: 8080
+  type: LoadBalancer