Restore binding deployment on linux, if target selected/present.

Author: webprofusion-chrisc

src/Certify.Core/Management/BindingDeploymentManager.cs

@@ -1,7 +1,6 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using System.Runtime.InteropServices;
 using System.Security.Cryptography.X509Certificates;
 using System.Threading.Tasks;
 using Certify.Management;
@@ -55,12 +54,6 @@ public async Task<List<ActionStep>> StoreAndDeploy(IBindingDeploymentTarget depl
         {
             var actions = new List<ActionStep>();
 
-            if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
-            {
-                actions.Add(new ActionStep { Title = "Certificate Store and Deploy Skipped", Category = "CertificateStorage", Description = "Platform not supported for certificate store, skipping" });
-                return actions;
-            }
-
             var requestConfig = managedCertificate.RequestConfig;
 
             if (!isPreviewOnly)
@@ -116,28 +109,32 @@ public async Task<List<ActionStep>> StoreAndDeploy(IBindingDeploymentTarget depl
 
             if (storedCert != null)
             {
-                //get list of domains we need to create/update https bindings for
-                var dnsHosts = new List<string> {
-                    requestConfig.PrimaryDomain
-                };
-
-                if (requestConfig.SubjectAlternativeNames != null)
+                // if a deployment target is available (IIS, nginx etc) we will attempt to deploy the cert to the target
+                if (deploymentTarget != null)
                 {
-                    foreach (var san in requestConfig.SubjectAlternativeNames)
+                    //get list of domains we need to create/update https bindings for
+                    var dnsHosts = new List<string> {
+                        requestConfig.PrimaryDomain
+                    };
+
+                    if (requestConfig.SubjectAlternativeNames != null)
                     {
-                        dnsHosts.Add(san);
+                        foreach (var san in requestConfig.SubjectAlternativeNames)
+                        {
+                            dnsHosts.Add(san);
+                        }
                     }
-                }
 
-                dnsHosts = dnsHosts
-                    .Distinct()
-                    .Where(d => !string.IsNullOrEmpty(d))
-                    .ToList();
+                    dnsHosts = dnsHosts
+                        .Distinct()
+                        .Where(d => !string.IsNullOrEmpty(d))
+                        .ToList();
 
-                // depending on our deployment mode we decide which sites/bindings to update:
-                var deployments = await DeployToAllTargetBindings(deploymentTarget, managedCertificate, requestConfig, certStoreName, certHash, dnsHosts, isPreviewOnly);
+                    // depending on our deployment mode we decide which sites/bindings to update:
+                    var deployments = await DeployToAllTargetBindings(deploymentTarget, managedCertificate, requestConfig, certStoreName, certHash, dnsHosts, isPreviewOnly);
 
-                actions.AddRange(deployments);
+                    actions.AddRange(deployments);
+                }
             }
             else
             {

src/Certify.Core/Management/Servers/ServerProviderIIS.cs

@@ -44,12 +44,19 @@ public void Init(ILog log, string configRoot = null)
         private IISBindingDeploymentTarget _iisBindingDeploymentTarget = null;
         public IBindingDeploymentTarget GetDeploymentTarget()
         {
-            if (_iisBindingDeploymentTarget == null)
+            if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
             {
-                _iisBindingDeploymentTarget = new IISBindingDeploymentTarget(this);
-            }
+                if (_iisBindingDeploymentTarget == null)
+                {
+                    _iisBindingDeploymentTarget = new IISBindingDeploymentTarget(this);
+                }
 
-            return _iisBindingDeploymentTarget;
+                return _iisBindingDeploymentTarget;
+            }
+            else
+            {
+                return null;
+            }
         }
 
         public Task<bool> IsAvailable()