feat: Data source to list DHCP leases

Fixes #316

examples/data-sources/routeros_ip_dhcp_server_leases/data-source.tf

@@ -0,0 +1 @@
+data "routeros_ip_dhcp_server_leases" "data" {}

routeros/datasource_ip_dhcp_server_leases.go

@@ -0,0 +1,94 @@
+package routeros
+
+// Script generated from sampled device MikroTik 7.11.2 (stable) on CHR AMD-x86_64
+
+import (
+	"context"
+
+	"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
+)
+
+func DatasourceIpDhcpServerLeases() *schema.Resource {
+	return &schema.Resource{
+		ReadContext: datasourceIpDhcpServerLeasesRead,
+		Schema: map[string]*schema.Schema{
+			MetaResourcePath: PropResourcePath("/ip/dhcp-server/lease"),
+			MetaId:           PropId(Id),
+
+			KeyFilter: PropFilterRw,
+			"data": {
+				Type:     schema.TypeList,
+				Computed: true,
+				Elem: &schema.Resource{
+					Schema: map[string]*schema.Schema{
+						"id": { // Sample = .id: "*1"
+							Type:     schema.TypeString,
+							Computed: true,
+						},
+						"address": { // Sample = address: "192.168.0.1"
+							Type:     schema.TypeString,
+							Computed: true,
+						},
+						"address_lists": { // Sample = address-lists: ""
+							Type:     schema.TypeString,
+							Computed: true,
+						},
+						"blocked": { // Sample = blocked: "false"
+							Type:     schema.TypeBool,
+							Computed: true,
+						},
+						"comment": { // Sample = comment: "server1 "
+							Type:     schema.TypeString,
+							Computed: true,
+						},
+						"dhcp_option": { // Sample = dhcp-option: ""
+							Type:     schema.TypeString,
+							Computed: true,
+						},
+						"disabled": { // Sample = disabled: "true"
+							Type:     schema.TypeBool,
+							Computed: true,
+						},
+						"dynamic": { // Sample = dynamic: "false"
+							Type:     schema.TypeBool,
+							Computed: true,
+						},
+						"last_seen": { // Sample = last-seen: "never"
+							Type:     schema.TypeString,
+							Computed: true,
+						},
+						"mac_address": { // Sample = mac-address: "00:0C:29:00:01:A0"
+							Type:     schema.TypeString,
+							Computed: true,
+						},
+						"radius": { // Sample = radius: "false"
+							Type:     schema.TypeBool,
+							Computed: true,
+						},
+						"server": { // Sample = server: "bridge_dhcp_lan"
+							Type:     schema.TypeString,
+							Computed: true,
+						},
+						"status": { // Sample = status: "waiting"
+							Type:     schema.TypeString,
+							Computed: true,
+						},
+					},
+				},
+			},
+		},
+	}
+}
+
+func datasourceIpDhcpServerLeasesRead(ctx context.Context, d *schema.ResourceData, m interface{}) diag.Diagnostics {
+	s := DatasourceIpDhcpServerLeases().Schema
+	path := s[MetaResourcePath].Default.(string)
+
+	res, err := ReadItemsFiltered(buildReadFilter(d.Get(KeyFilter).(map[string]interface{})), path, m.(Client))
+	if err != nil {
+		return diag.FromErr(err)
+	}
+
+	return MikrotikResourceDataToTerraformDatasource(res, "data", s, d)
+}

routeros/provider.go

@@ -206,13 +206,14 @@ func Provider() *schema.Provider {
 			"routeros_move_items": ResourceMoveItems(),
 		},
 		DataSourcesMap: map[string]*schema.Resource{
-			"routeros_firewall":        DatasourceFirewall(),
-			"routeros_interfaces":      DatasourceInterfaces(),
-			"routeros_ip_addresses":    DatasourceIPAddresses(),
-			"routeros_ip_arp":          DatasourceIpArp(),
-			"routeros_ip_routes":       DatasourceIPRoutes(),
-			"routeros_ipv6_addresses":  DatasourceIPv6Addresses(),
-			"routeros_system_resource": DatasourceSystemResource(),
+			"routeros_firewall":              DatasourceFirewall(),
+			"routeros_interfaces":            DatasourceInterfaces(),
+			"routeros_ip_addresses":          DatasourceIPAddresses(),
+			"routeros_ip_arp":                DatasourceIpArp(),
+			"routeros_ip_dhcp_server_leases": DatasourceIpDhcpServerLeases(),
+			"routeros_ip_routes":             DatasourceIPRoutes(),
+			"routeros_ipv6_addresses":        DatasourceIPv6Addresses(),
+			"routeros_system_resource":       DatasourceSystemResource(),
 		},
 		ConfigureContextFunc: NewClient,
 	}