(docker) - added ability to build a specific distro/target

Author: arturcic

build.ps1

@@ -19,6 +19,10 @@ The build script to execute.
 The build script target to run.
 .PARAMETER Configuration
 The build configuration to use.
+.PARAMETER DockerDistro
+The docker ditro to use.
+.PARAMETER DockerDotnetVersion
+The dotnet version for docker to use.
 .PARAMETER Verbosity
 Specifies the amount of information to be displayed.
 .PARAMETER WhatIf
@@ -36,6 +40,8 @@ Param(
     [string]$Script = "build.cake",
     [string]$Target = "Default",
     [string]$Configuration = "Release",
+    [string]$DockerDistro = "",
+    [string]$DockerDotnetVersion = "",
     [ValidateSet("Quiet", "Minimal", "Normal", "Verbose", "Diagnostic")]
     [string]$Verbosity = "Verbose",
     [Alias("DryRun","Noop")]
@@ -184,6 +190,8 @@ $Arguments = @{
     verbosity=$Verbosity;
     dryrun=$WhatIf;
     nuget_useinprocessclient=$true;
+    docker_distro=$DockerDistro;
+    docker_dotnetversion=$DockerDotnetVersion;
 }.GetEnumerator() | ForEach-Object { "--{0}=`"{1}`"" -f $_.key, $_.value };
 
 # Start Cake

build/utils/artifacts.cake

@@ -114,6 +114,14 @@ public class DockerImages
             }
         }
 
+        if (!string.IsNullOrEmpty(parameters.DockerDistro)) {
+            dockerImages = dockerImages.Where(x => x.Distro == parameters.DockerDistro).ToList();
+        }
+
+        if (!string.IsNullOrEmpty(parameters.DockerDotnetVersion)) {
+            dockerImages = dockerImages.Where(x => x.TargetFramework == $"netcoreapp{parameters.DockerDotnetVersion}").ToList();
+        }
+
         var windowsImages = dockerImages.Where(x => x.OS == "windows").ToArray();
         var linuxImages = dockerImages.Where(x => x.OS == "linux").ToArray();
 

build/utils/docker.cake

@@ -41,7 +41,13 @@ void DockerBuild(DockerImage dockerImage, BuildParameters parameters)
         Rm = true,
         Tag = tags,
         File = $"{workDir}/Dockerfile",
-        BuildArg = new []{ $"contentFolder=/content", "DOTNET_VARIANT=runtime", $"DOTNET_VERSION={targetframework.Replace("netcoreapp", "")}", $"DISTRO={distro}" },
+        BuildArg = new []
+        {
+            $"contentFolder=/content",
+            "DOTNET_VARIANT=runtime",
+            $"DOTNET_VERSION={targetframework.Replace("netcoreapp", "")}",
+            $"DISTRO={distro}"
+        },
         // Pull = true,
         // Platform = platform // TODO this one is not supported on docker versions < 18.02
     };

build/utils/parameters.cake

@@ -11,6 +11,9 @@ public class BuildParameters
     public string CoreFxVersion { get; private set; } = "netcoreapp2.1";
     public string FullFxVersion { get; private set; } = "net461";
 
+    public string DockerDistro { get; private set; }
+    public string DockerDotnetVersion { get; private set; }
+
     public bool EnabledUnitTests { get; private set; }
     public bool EnabledPublishGem { get; private set; }
     public bool EnabledPublishVsix { get; private set; }
@@ -70,6 +73,9 @@ public class BuildParameters
             Target        = target,
             Configuration = context.Argument("configuration", "Release"),
 
+            DockerDistro        = context.Argument("docker_distro", ""),
+            DockerDotnetVersion = context.Argument("docker_dotnetversion", ""),
+
             EnabledUnitTests          = IsEnabled(context, "ENABLED_UNIT_TESTS"),
             EnabledPublishGem         = IsEnabled(context, "ENABLED_PUBLISH_GEM"),
             EnabledPublishVsix        = IsEnabled(context, "ENABLED_PUBLISH_VSIX"),