feat: Add routeros_zerotier resource to manage ZeroTier instances

examples/resources/routeros_zerotier/import.sh

@@ -0,0 +1,3 @@
+#The ID can be found via API or the terminal
+#The command for the terminal is -> :put [/zerotier get [print show-ids]]
+terraform import routeros_zerotier.zt1 '*1'

examples/resources/routeros_zerotier/resource.tf

@@ -0,0 +1,8 @@
+resource "zerotier_identity" "identity" {}
+
+resource "routeros_zerotier" "zt1" {
+  comment    = "ZeroTier Central"
+  identity   = zerotier_identity.identity.private_key
+  interfaces = ["all"]
+  name       = "zt1"
+}

routeros/provider.go

@@ -257,6 +257,9 @@ func Provider() *schema.Provider {
 			"routeros_wifi_provisioning":  ResourceWifiProvisioning(),
 			"routeros_wifi_security":      ResourceWifiSecurity(),
 			"routeros_wifi_steering":      ResourceWifiSteering(),
+
+			// ZeroTier
+			"routeros_zerotier": ResourceZerotier(),
 		},
 		DataSourcesMap: map[string]*schema.Resource{
 			"routeros_firewall":              DatasourceFirewall(),

routeros/resource_zerotier.go

@@ -0,0 +1,89 @@
+package routeros
+
+import (
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/validation"
+)
+
+/*
+{
+    ".id": "*1",
+    "comment": "ZeroTier Central controller - https://my.zerotier.com/",
+    "disabled": "false",
+    "identity": "...",
+    "identity.public": "...",
+    "interfaces": "all",
+    "name": "zt1",
+    "online": "true",
+    "port": "9993",
+    "route-distance": "1",
+    "state": "running"
+}
+*/
+
+// https://help.mikrotik.com/docs/display/ROS/ZeroTier#ZeroTier-Parameters
+func ResourceZerotier() *schema.Resource {
+	resSchema := map[string]*schema.Schema{
+		MetaResourcePath: PropResourcePath("/zerotier"),
+		MetaId:           PropId(Id),
+		MetaTransformSet: PropTransformSet(`"identity.public": "identity_public"`),
+
+		KeyComment: PropCommentRw,
+		KeyDisabled: PropDisabledRw,
+		"identity": {
+			Type:             schema.TypeString,
+			Optional:         true,
+			Description:      "The 40-bit unique instance address.",
+			DiffSuppressFunc: AlwaysPresentNotUserProvided,
+		},
+		"identity_public": {
+			Type:        schema.TypeString,
+			Computed:    true,
+			Description: "The public identity of the ZeroTier instance.",
+		},
+		"interfaces": {
+			Type:             schema.TypeSet,
+			Optional:         true,
+			Elem:             &schema.Schema{Type: schema.TypeString},
+			Description:      "The interfaces to discover ZeroTier peers by ARP and IP type connections.",
+			DiffSuppressFunc: AlwaysPresentNotUserProvided,
+		},
+		KeyName: PropName("Name of the ZeroTier instance."),
+		"online": {
+			Type:        schema.TypeBool,
+			Computed:    true,
+			Description: "A flag whether the ZeroTier instance is currently online.",
+		},
+		"port": {
+			Type:         schema.TypeInt,
+			Optional:     true,
+			Default:      9993,
+			Description:  "The port number the instance listens to.",
+			ValidateFunc: validation.IntBetween(1, 65535),
+		},
+		"route_distance": {
+			Type:        schema.TypeInt,
+			Optional:    true,
+			Default:     1,
+			Description: "The route distance for routes obtained from the planet/moon server.",
+		},
+		"state": {
+			Type:        schema.TypeString,
+			Computed:    true,
+			Description: "The state of the ZeroTier instance.",
+		},
+	}
+
+	return &schema.Resource{
+		CreateContext: DefaultCreate(resSchema),
+		ReadContext:   DefaultRead(resSchema),
+		UpdateContext: DefaultUpdate(resSchema),
+		DeleteContext: DefaultDelete(resSchema),
+
+		Importer: &schema.ResourceImporter{
+			StateContext: schema.ImportStatePassthroughContext,
+		},
+
+		Schema: resSchema,
+	}
+}