Templates and example files added

Splitting cluster examples and adding templates for doc generation

Signed-off-by: Vasundhara Shukla <vasundharas@vmware.com>

Author: Vasundharashukla

examples/resources/tmc_cluster/resource.tf

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+# Create TMC attach cluster entry
+resource "tmc_cluster" "attach_cluster_without_apply" {
+  management_cluster_name = "attached"         # Default: attached
+  provisioner_name        = "attached"         # Default: attached
+  name                    = "terraform-attach" # Required
+
+  meta {
+    description = "create attach cluster from terraform"
+    labels      = { "key" : "value" }
+  }
+
+  spec {
+    cluster_group = "default" # Default: default
+  }
+
+  wait_until_ready = false
+}

examples/resources/tmc_cluster/resource_attach_cluster.tf

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+# Create TMC attach cluster with k8s cluster kubeconfig provided
+# The provider would create the cluster entry and apply the deployment link manifests on to the k8s kubeconfig provided.
+resource "tmc_cluster" "attach_cluster_with_kubeconfig" {
+  management_cluster_name = "attached"     # Default: attached
+  provisioner_name        = "attached"     # Default: attached
+  name                    = "demo-cluster" # Required
+
+  attach_k8s_cluster {
+    kubeconfig_file = "<kube-config path>" # Required
+    description     = "optional description about the kube-config provided"
+  }
+
+  meta {
+    description = "description of the cluster"
+    labels      = { "key" : "value" }
+  }
+
+  spec {
+    cluster_group = "default" # Default: default
+  }
+
+  wait_until_ready = true # Default: false, when set resource waits until 3 min for the cluster to become ready
+
+  # The deployment link and the command needed to be run to attach this cluster would be provided in the output.status.execution_cmd
+}

examples/resources/tmc_cluster/resource_attach_cluster_kubeconfig.tf

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+# Create TMC attach cluster entry with proxy
+resource "tmc_cluster" "attach_cluster_with_proxy" {
+  management_cluster_name = "attached"               # Default: attached
+  provisioner_name        = "attached"               # Default: attached
+  name                    = "terraform-attach-proxy" # Required
+
+  meta {
+    description = "create attach cluster from terraform"
+    labels      = { "key" : "value" }
+  }
+
+  spec {
+    cluster_group = "default" # Default: default
+    proxy         = "proxy-name"
+  }
+
+  wait_until_ready = false
+}

examples/resources/tmc_cluster/resource_attach_cluster_proxy.tf

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+# Create a TKGm Vsphere workload cluster entry
+resource "tmc_cluster" "create_tkg_vsphere_cluster" {
+  management_cluster_name = "tkgm-terraform"
+  provisioner_name        = "default"
+  name                    = "tkgm-workload-test"
+
+  meta {
+    description = "description of the cluster"
+    labels      = { "key" : "value" }
+  }
+
+  spec {
+    cluster_group = "default" # Default: default
+    tkg_vsphere {
+      settings {
+        network {
+          pods {
+            cidr_blocks = [
+              "172.20.0.0/16",
+            ]
+          }
+
+          services {
+            cidr_blocks = [
+              "10.96.0.0/16",
+            ]
+          }
+
+          control_plane_end_point = "10.191.249.39"
+        }
+
+        security {
+          ssh_key = "default"
+        }
+      }
+
+      distribution {
+        version = "v1.20.5+vmware.2-tkg.1"
+
+        workspace {
+          datacenter        = "/dc0"
+          datastore         = "/dc0/datastore/local-0"
+          workspace_network = "/dc0/network/Avi Internal"
+          folder            = "/dc0/vm"
+          resource_pool     = "/dc0/host/cluster0/Resources"
+        }
+      }
+
+      topology {
+        control_plane {
+          vm_config {
+            cpu       = "2"
+            disk_size = "20"
+            memory    = "4096"
+          }
+
+          high_availability = false
+        }
+
+        node_pools {
+          spec {
+            worker_node_count = "1"
+            cloud_label = {
+              "key1" : "val1"
+            }
+            node_label = {
+              "key2" : "val2"
+            }
+
+            tkg_vsphere {
+              vm_config {
+                cpu       = "2"
+                disk_size = "40"
+                memory    = "4096"
+              }
+            }
+          }
+
+          info {
+            name        = "default-nodepool"
+            description = "my nodepool"
+          }
+        }
+      }
+    }
+  }
+}