azlinux3 dnf packages for compiler installation

VERSION

@@ -1 +1 @@
-1.16.14
+1.16.15

src/VirtualClient/VirtualClient.Dependencies.UnitTests/CompilerInstallationTests.cs

@@ -235,7 +235,7 @@ public async Task CompilerInstallationRunsTheExpectedWorkloadCommandInWindowsFor
         }
 
         [Test]
-        public async Task CompilerInstallationInLinuxDefaultsToGcc10()
+        public async Task CompilerInstallationInLinuxDefaultsToEmpty()
         {
             this.mockFixture.Parameters = new Dictionary<string, IConvertible>();
 
@@ -246,15 +246,7 @@ public async Task CompilerInstallationInLinuxDefaultsToGcc10()
                 "sudo update-alternatives --remove-all gfortran",
                 "sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y",
                 "sudo apt update",
-                "sudo apt install build-essential gcc-10 g++-10 gfortran-10 -y --quiet",
-                "sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-10 100 " +
-                    $"--slave /usr/bin/g++ g++ /usr/bin/g++-10 " +
-                    $"--slave /usr/bin/gcov gcov /usr/bin/gcov-10 " +
-                    $"--slave /usr/bin/gcc-ar gcc-ar /usr/bin/gcc-ar-10 " +
-                    $"--slave /usr/bin/gcc-ranlib gcc-ranlib /usr/bin/gcc-ranlib-10 " +
-                    $"--slave /usr/bin/gfortran gfortran /usr/bin/gfortran-10",
-                "sudo update-alternatives --remove-all cpp",
-                "sudo update-alternatives --install /usr/bin/cpp cpp /usr/bin/cpp-10 100",
+                "sudo apt install build-essential gcc g++ gfortran -y --quiet"
             };
 
             int commandExecuted = 0;

src/VirtualClient/VirtualClient.Dependencies/CompilerInstallation.cs

@@ -6,7 +6,6 @@ namespace VirtualClient.Dependencies
     using System;
     using System.Collections.Generic;
     using System.IO;
-    using System.IO.Abstractions;
     using System.Linq;
     using System.Text.RegularExpressions;
     using System.Threading;
@@ -209,26 +208,59 @@ private Task InstallCygwinAsync(DependencyPath cygwinInstallationPath, EventCont
         private async Task InstallGccAsync(string gccVersion, EventContext telemetryContext, CancellationToken cancellationToken)
         {
             LinuxDistributionInfo distro = await this.systemManager.GetLinuxDistributionAsync(cancellationToken);
+            gccVersion = (string.IsNullOrEmpty(gccVersion)) ? string.Empty : gccVersion;
+
             switch (distro.LinuxDistribution)
             {
                 case LinuxDistribution.Ubuntu:
                 case LinuxDistribution.Debian:
-                    // default to 10
                     await this.RemoveAlternativesAsync(telemetryContext, cancellationToken);
-                    gccVersion = (string.IsNullOrEmpty(gccVersion)) ? "10" : gccVersion;
                     await this.ExecuteCommandAsync("add-apt-repository", $"ppa:ubuntu-toolchain-r/test -y", Environment.CurrentDirectory, telemetryContext, cancellationToken);
                     await this.ExecuteCommandAsync("apt", $"update", Environment.CurrentDirectory, telemetryContext, cancellationToken);
-                    await this.ExecuteCommandAsync("apt", @$"install build-essential gcc-{gccVersion} g++-{gccVersion} gfortran-{gccVersion} -y --quiet", Environment.CurrentDirectory, telemetryContext, cancellationToken);
-                    await this.SetGccPriorityAsync(gccVersion, telemetryContext, cancellationToken);
+                    if (string.IsNullOrEmpty(gccVersion))
+                    {
+                        await this.ExecuteCommandAsync("apt", @$"install build-essential gcc g++ gfortran -y --quiet", Environment.CurrentDirectory, telemetryContext, cancellationToken);
+                    }
+                    else
+                    {
+                        await this.ExecuteCommandAsync("apt", @$"install build-essential gcc-{gccVersion} g++-{gccVersion} gfortran-{gccVersion} -y --quiet", Environment.CurrentDirectory, telemetryContext, cancellationToken);
+                        await this.SetGccPriorityAsync(gccVersion, telemetryContext, cancellationToken);
+                    }
 
                     break;
 
                 case LinuxDistribution.CentOS8:
                 case LinuxDistribution.RHEL8:
+                    await this.RemoveAlternativesAsync(telemetryContext, cancellationToken);
+                    if (string.IsNullOrEmpty(gccVersion))
+                    {
+                        await this.RemoveAlternativesAsync(telemetryContext, cancellationToken);
+                        await this.ExecuteCommandAsync("dnf", "install kernel-headers kernel-devel -y", Environment.CurrentDirectory, telemetryContext, cancellationToken);
+                        await this.ExecuteCommandAsync("dnf", "install binutils -y", Environment.CurrentDirectory, telemetryContext, cancellationToken);
+                        await this.ExecuteCommandAsync("dnf", "install glibc-headers glibc-devel -y", Environment.CurrentDirectory, telemetryContext, cancellationToken);
+                        await this.ExecuteCommandAsync("dnf", "install git -y", Environment.CurrentDirectory, telemetryContext, cancellationToken);
+                        await this.ExecuteCommandAsync("dnf", "install make gcc -y", Environment.CurrentDirectory, telemetryContext, cancellationToken);
+                    }
+                    else
+                    {
+                        await this.ExecuteCommandAsync("dnf", @$"install make gcc-toolset-{gccVersion} gcc-toolset-{gccVersion}-gcc-gfortran -y --quiet", Environment.CurrentDirectory, telemetryContext, cancellationToken);
+                        await this.SetGccPriorityAsync(gccVersion, telemetryContext, cancellationToken);
+                    }
+
+                    break;
+
                 case LinuxDistribution.AzLinux:
+                    if (!string.IsNullOrEmpty(gccVersion))
+                    {
+                        throw new Exception($"gcc version must not be supplied for {distro.LinuxDistribution}");
+                    }
+
                     await this.RemoveAlternativesAsync(telemetryContext, cancellationToken);
-                    await this.ExecuteCommandAsync("dnf", @$"install make gcc-toolset-{gccVersion} gcc-toolset-{gccVersion}-gcc-gfortran -y --quiet", Environment.CurrentDirectory, telemetryContext, cancellationToken);
-                    await this.SetGccPriorityAsync(gccVersion, telemetryContext, cancellationToken);
+                    await this.ExecuteCommandAsync("dnf", "install kernel-headers kernel-devel -y", Environment.CurrentDirectory, telemetryContext, cancellationToken);
+                    await this.ExecuteCommandAsync("dnf", "install binutils -y", Environment.CurrentDirectory, telemetryContext, cancellationToken);
+                    await this.ExecuteCommandAsync("dnf", "install glibc-headers glibc-devel -y", Environment.CurrentDirectory, telemetryContext, cancellationToken);
+                    await this.ExecuteCommandAsync("dnf", "install git -y", Environment.CurrentDirectory, telemetryContext, cancellationToken);
+                    await this.ExecuteCommandAsync("dnf", "install gcc gfortran -y", Environment.CurrentDirectory, telemetryContext, cancellationToken);
 
                     break;
 
@@ -263,7 +295,7 @@ private async Task RemoveAlternativesAsync(EventContext telemetryContext, Cancel
                 }
             }
         }
- 
+
         private async Task SetGccPriorityAsync(string gccVersion, EventContext telemetryContext, CancellationToken cancellationToken)
         {
             string updateAlternativeArgument = $"--install /usr/bin/gcc gcc /usr/bin/gcc-{gccVersion} {gccVersion}0 " +