WIP : Add instance resource and data source

This breaks in the data source since a number of the maps,
eg. beparams, contain key/value paires where the values can have
differing type (eg. string, bool, int, ...). I haven't seen a way to
specify that the map value may be of any type.

examples/main.tf

@@ -14,3 +14,9 @@ data "ganeti_networks" "all" {}
 output "all_networks" {
   value = data.ganeti_networks.all.networks
 }
+
+
+data "ganeti_instances" "all" {}
+output "instance" {
+  value = data.ganeti_instances.all.instances
+}

ganeti/data_source_instance.go

@@ -0,0 +1,242 @@
+package ganeti
+
+import (
+	"context"
+
+	rapi "burntworld.ca/go-rapi-client"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
+)
+
+func dataSourceInstance() *schema.Resource {
+	return &schema.Resource{
+		ReadContext: dataSourceInstanceRead,
+		Schema: map[string]*schema.Schema{
+			"instances": &schema.Schema{
+				Type:     schema.TypeList,
+				Computed: true,
+				Elem: &schema.Resource{
+					Schema: map[string]*schema.Schema{
+						"disk_usage": &schema.Schema{
+							Type:     schema.TypeInt,
+							Computed: true,
+						},
+						"oper_vcpus": &schema.Schema{
+							Type:     schema.TypeInt,
+							Computed: true,
+						},
+						"network_port": &schema.Schema{
+							Type:     schema.TypeInt,
+							Computed: true,
+						},
+						"serial_no": &schema.Schema{
+							Type:     schema.TypeInt,
+							Computed: true,
+						},
+						"ctime": &schema.Schema{
+							Type:     schema.TypeFloat,
+							Computed: true,
+						},
+						"mtime": &schema.Schema{
+							Type:     schema.TypeFloat,
+							Computed: true,
+						},
+						"oper_state": &schema.Schema{
+							Type:     schema.TypeBool,
+							Computed: true,
+						},
+						"disk_template": &schema.Schema{
+							Type:     schema.TypeString,
+							Computed: true,
+						},
+						"name": &schema.Schema{
+							Type:     schema.TypeString,
+							Computed: true,
+						},
+						"status": &schema.Schema{
+							Type:     schema.TypeString,
+							Computed: true,
+						},
+						"oper_ram": &schema.Schema{
+							Type:     schema.TypeInt,
+							Computed: true,
+						},
+						"pnode": &schema.Schema{
+							Type:     schema.TypeString,
+							Computed: true,
+						},
+						"admin_state": &schema.Schema{
+							Type:     schema.TypeString,
+							Computed: true,
+						},
+						"os": &schema.Schema{
+							Type:     schema.TypeString,
+							Computed: true,
+						},
+						"nic.uuids": &schema.Schema{
+							Type:     schema.TypeList,
+							Computed: true,
+							Deprecated: "to satisfy terraform?",
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+						"nic_modes": &schema.Schema{
+							Type:     schema.TypeList,
+							Computed: true,
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+						"nic.names": &schema.Schema{
+							Type:     schema.TypeList,
+							Computed: true,
+							Deprecated: "to satisfy terraform?",
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+						"nic.networks.names": &schema.Schema{
+							Type:     schema.TypeList,
+							Computed: true,
+							Deprecated: "to satisfy terraform?",
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+						"disk.spindles": &schema.Schema{
+							Type:     schema.TypeList,
+							Computed: true,
+							Deprecated: "to satisfy terraform?",
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+						"disk.uuids": &schema.Schema{
+							Type:     schema.TypeList,
+							Computed: true,
+							Deprecated: "to satisfy terraform?",
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+						"disk.sizes": &schema.Schema{
+							Type:     schema.TypeList,
+							Computed: true,
+							Deprecated: "to satisfy terraform?",
+							Elem: &schema.Schema{
+								Type: schema.TypeInt,
+							},
+						},
+						"tags": &schema.Schema{
+							Type:     schema.TypeList,
+							Computed: true,
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+						"nic.networks": &schema.Schema{
+							Type:     schema.TypeList,
+							Computed: true,
+							Deprecated: "to satisfy terraform?",
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+						"nic.macs": &schema.Schema{
+							Type:     schema.TypeList,
+							Computed: true,
+							Deprecated: "to satisfy terraform?",
+							Elem: &schema.Schema{
+								Type: schema.TypeString
+							},
+						},
+						"nic.bridges": &schema.Schema{
+							Type:     schema.TypeList,
+							Computed: true,
+							Deprecated: "to satisfy terraform?",
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+						"nic.ips": &schema.Schema{
+							Type:     schema.TypeList,
+							Computed: true,
+							Deprecated: "to satisfy terraform",
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+						"nic.links": &schema.Schema{
+							Type:     schema.TypeList,
+							Computed: true,
+							Deprecated: "to satisfy terraform?",
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+						"snodes": &schema.Schema{
+							Type:     schema.TypeList,
+							Computed: true,
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+						"hvparams": &schema.Schema{
+							Type:     schema.TypeMap,
+							Computed: true,
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+						"beparams": &schema.Schema{
+							Type:     schema.TypeMap,
+							Computed: true,
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+						"custom_hvparams": &schema.Schema{
+							Type:     schema.TypeMap,
+							Computed: true,
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+						"custom_beparams": &schema.Schema{
+							Type:     schema.TypeMap,
+							Computed: true,
+							Elem: &schema.Schema{
+								Type: schema.TypeString,
+							},
+						},
+						"custom_nicparams": &schema.Schema{
+							Type:     schema.TypeList,
+							Computed: true,
+							Elem: &schema.Schema{
+								Type: schema.TypeMap,
+								Elem: &schema.Schema{
+									Type: schema.TypeString,
+								},
+							},
+						},
+					},
+				},
+			},
+		},
+	}
+}
+
+func dataSourceInstanceRead(ctx context.Context, d *schema.ResourceData, m interface{}) diag.Diagnostics {
+	var diags diag.Diagnostics
+	client := m.(*rapi.Client)
+	instances, err := client.GetInstancesBulk()
+	if err != nil {
+		return diag.FromErr(err)
+	}
+
+	if err = d.Set("instances", instances); err != nil {
+		return diag.FromErr(err)
+	}
+	return diags;
+}

ganeti/provider.go

@@ -42,6 +42,7 @@ func Provider() *schema.Provider {
 		ConfigureContextFunc: providerConfigure,
 		DataSourcesMap: map[string]*schema.Resource {
 			"ganeti_networks": dataSourceNetworks(),
+			"ganeti_instances": dataSourceInstance(),
 			},
 		ResourcesMap: map[string]*schema.Resource{},
 	}

ganeti/resource_instance.go

@@ -0,0 +1,50 @@
+package ganeti
+
+import (
+	"context"
+
+	rapi "burntworld.ca/go-rapi-client"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
+	"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
+)
+
+func resourceInstance() *schema.Resource {
+	return &schema.Resource{
+		CreateContext: resourceInstanceCreate,
+		ReadContext:   resourceInstanceRead,
+		UpdateContext: resourceInstanceUpdate,
+		DeleteContext: resourceInstanceDelete,
+	}
+}
+
+func resourceInstanceCreate(ctx context.Context, d *schema.ResourceData, m interface{}) diag.Diagnostics {
+	// Warning or errors can be collected in a slice type
+	var diags diag.Diagnostics
+	return diags
+}
+
+func resourceInstanceRead(ctx context.Context, d *schema.ResourceData, m interface{}) diag.Diagnostics {
+	// Warning or errors can be collected in a slice type
+	var diags diag.Diagnostics
+	client := m.(*rapi.Client)
+	instances, err := client.GetInstancesBulk()
+	if err != nil {
+		return diag.FromErr(err)
+	}
+
+	if err = d.Set("instances", instances); err != nil {
+		return diag.FromErr(err)
+	}
+	return diags
+}
+
+func resourceInstanceUpdate(ctx context.Context, d *schema.ResourceData, m interface{}) diag.Diagnostics {
+	return resourceInstanceRead(ctx, d, m)
+}
+
+func resourceInstanceDelete(ctx context.Context, d *schema.ResourceData, m interface{}) diag.Diagnostics {
+	// Warning or errors can be collected in a slice type
+	var diags diag.Diagnostics
+
+	return diags
+}