added ncpu keyword to vmtemplate

Author: MatthewEai

src/templates.jl

@@ -48,6 +48,7 @@ to the `~/.azmanagers` folder.
 * `resourcegroup_vnet` Azure resource group corresponding to the virtual network, defaults to `resourcegroup`
 * `resourcegroup_image` Azure resource group correcsponding to the image gallery, defaults to `resourcegroup`
 * `osdisksize=60` Disk size in GB for the operating system disk
+* `ncpu=nothing` Number of CPU's available on resource
 * `skutier = "Standard"` Azure SKU tier.
 * `datadisks=[]` list of data disks to create and attach [1]
 * `tempdisk = "sudo mkdir -m 777 /mnt/scratch; ln -s /mnt/scratch /scratch"` cloud-init commands used to mount or link to temporary disk
@@ -295,6 +296,7 @@ function build_vmtemplate(name;
         imagename,
         vmsize,
         osdisksize = 60,
+        ncpu = nothing,
         datadisks = [],
         tempdisk = "sudo mkdir -m 777 /mnt/scratch\nln -s /mnt/scratch /scratch",
         nicname = "cbox-nic",
@@ -372,6 +374,9 @@ function build_vmtemplate(name;
             )
         )
     )
+    if !isnothing(ncpu)
+        template["value"]["properties"]["hardwareProfile"]["nCPU"] = ncpu
+    end
     if !isempty(tags)
         template["value"]["tags"] = tags
     end