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resource_ibm_is_subnet_routing_table_attachment.go
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resource_ibm_is_subnet_routing_table_attachment.go
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// Copyright IBM Corp. 2017, 2021 All Rights Reserved.
// Licensed under the Mozilla Public License v2.0
package vpc
import (
"context"
"fmt"
"log"
"time"
"github.com/IBM/vpc-go-sdk/vpcv1"
"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
)
func ResourceIBMISSubnetRoutingTableAttachment() *schema.Resource {
return &schema.Resource{
CreateContext: resourceIBMISSubnetRoutingTableAttachmentCreate,
ReadContext: resourceIBMISSubnetRoutingTableAttachmentRead,
UpdateContext: resourceIBMISSubnetRoutingTableAttachmentUpdate,
DeleteContext: resourceIBMISSubnetRoutingTableAttachmentDelete,
Importer: &schema.ResourceImporter{},
Timeouts: &schema.ResourceTimeout{
Create: schema.DefaultTimeout(10 * time.Minute),
Update: schema.DefaultTimeout(10 * time.Minute),
Delete: schema.DefaultTimeout(10 * time.Minute),
},
Schema: map[string]*schema.Schema{
isSubnetID: {
Type: schema.TypeString,
Required: true,
ForceNew: true,
Description: "The subnet identifier",
},
isRoutingTableID: {
Type: schema.TypeString,
Required: true,
Description: "The unique identifier of routing table",
},
rtRouteDirectLinkIngress: {
Type: schema.TypeBool,
Computed: true,
Description: "If true, this routing table will be used to route traffic that originates from Direct Link to this VPC.",
},
rtIsDefault: {
Type: schema.TypeBool,
Computed: true,
Description: "Indicates whether this is the default routing table for this VPC",
},
rtLifecycleState: {
Type: schema.TypeString,
Computed: true,
Description: "he lifecycle state of the routing table [ deleting, failed, pending, stable, suspended, updating, waiting ]",
},
isRoutingTableName: {
Type: schema.TypeString,
Computed: true,
Description: "The name of the routing table",
},
isRoutingTableResourceType: {
Type: schema.TypeString,
Computed: true,
Description: "The resource type",
},
rtRouteTransitGatewayIngress: {
Type: schema.TypeBool,
Computed: true,
Description: "If true, this routing table will be used to route traffic that originates from Transit Gateway to this VPC.",
},
rtRouteVPCZoneIngress: {
Type: schema.TypeBool,
Computed: true,
Description: "If true, this routing table will be used to route traffic that originates from subnets in other zones in this VPC.",
},
rtSubnets: {
Type: schema.TypeList,
Computed: true,
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
rtName: {
Type: schema.TypeString,
Computed: true,
Description: "Subnet name",
},
"id": {
Type: schema.TypeString,
Computed: true,
Description: "Subnet ID",
},
},
},
},
rtRoutes: {
Type: schema.TypeList,
Computed: true,
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
rtName: {
Type: schema.TypeString,
Computed: true,
Description: "route name",
},
"id": {
Type: schema.TypeString,
Computed: true,
Description: "route ID",
},
},
},
},
},
}
}
func resourceIBMISSubnetRoutingTableAttachmentCreate(context context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
sess, err := vpcClient(meta)
if err != nil {
return diag.FromErr(err)
}
subnet := d.Get(isSubnetID).(string)
routingTable := d.Get(isRoutingTableID).(string)
// Construct an instance of the RoutingTableIdentityByID model
routingTableIdentityModel := new(vpcv1.RoutingTableIdentityByID)
routingTableIdentityModel.ID = &routingTable
// Construct an instance of the ReplaceSubnetRoutingTableOptions model
replaceSubnetRoutingTableOptionsModel := new(vpcv1.ReplaceSubnetRoutingTableOptions)
replaceSubnetRoutingTableOptionsModel.ID = &subnet
replaceSubnetRoutingTableOptionsModel.RoutingTableIdentity = routingTableIdentityModel
resultRT, response, err := sess.ReplaceSubnetRoutingTableWithContext(context, replaceSubnetRoutingTableOptionsModel)
if err != nil {
log.Printf("[DEBUG] Error while attaching a routing table to a subnet %s\n%s", err, response)
return diag.FromErr(fmt.Errorf("[ERROR] Error while attaching a routing table to a subnet %s\n%s", err, response))
}
d.SetId(subnet)
log.Printf("[INFO] Routing Table : %s", *resultRT.ID)
log.Printf("[INFO] Subnet ID : %s", subnet)
return resourceIBMISSubnetRoutingTableAttachmentRead(context, d, meta)
}
func resourceIBMISSubnetRoutingTableAttachmentRead(context context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
id := d.Id()
sess, err := vpcClient(meta)
if err != nil {
return diag.FromErr(err)
}
getSubnetRoutingTableOptionsModel := &vpcv1.GetSubnetRoutingTableOptions{
ID: &id,
}
subRT, response, err := sess.GetSubnetRoutingTableWithContext(context, getSubnetRoutingTableOptionsModel)
if err != nil {
if response != nil && response.StatusCode == 404 {
d.SetId("")
return nil
}
return diag.FromErr(fmt.Errorf("[ERROR] Error getting subnet's (%s) attached routing table: %s\n%s", id, err, response))
}
d.Set(isRoutingTableName, *subRT.Name)
d.Set(isSubnetID, id)
d.Set(isRoutingTableID, *subRT.ID)
d.Set(isRoutingTableResourceType, *subRT.ResourceType)
d.Set(rtRouteDirectLinkIngress, *subRT.RouteDirectLinkIngress)
d.Set(rtIsDefault, *subRT.IsDefault)
d.Set(rtLifecycleState, *subRT.LifecycleState)
d.Set(isRoutingTableResourceType, *subRT.ResourceType)
d.Set(rtRouteTransitGatewayIngress, *subRT.RouteTransitGatewayIngress)
d.Set(rtRouteVPCZoneIngress, *subRT.RouteVPCZoneIngress)
subnets := make([]map[string]interface{}, 0)
for _, s := range subRT.Subnets {
subnet := make(map[string]interface{})
subnet[ID] = *s.ID
subnet["name"] = *s.Name
subnets = append(subnets, subnet)
}
d.Set(rtSubnets, subnets)
routes := make([]map[string]interface{}, 0)
for _, s := range subRT.Routes {
route := make(map[string]interface{})
route[ID] = *s.ID
route["name"] = *s.Name
routes = append(routes, route)
}
d.Set(rtRoutes, routes)
return nil
}
func resourceIBMISSubnetRoutingTableAttachmentUpdate(context context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
sess, err := vpcClient(meta)
if err != nil {
return diag.FromErr(err)
}
if d.HasChange(isRoutingTableID) {
subnet := d.Get(isSubnetID).(string)
routingTable := d.Get(isRoutingTableID).(string)
// Construct an instance of the RoutingTableIdentityByID model
routingTableIdentityModel := new(vpcv1.RoutingTableIdentityByID)
routingTableIdentityModel.ID = &routingTable
// Construct an instance of the ReplaceSubnetRoutingTableOptions model
replaceSubnetRoutingTableOptionsModel := new(vpcv1.ReplaceSubnetRoutingTableOptions)
replaceSubnetRoutingTableOptionsModel.ID = &subnet
replaceSubnetRoutingTableOptionsModel.RoutingTableIdentity = routingTableIdentityModel
resultRT, response, err := sess.ReplaceSubnetRoutingTableWithContext(context, replaceSubnetRoutingTableOptionsModel)
if err != nil {
log.Printf("[DEBUG] Error while attaching a routing table to a subnet %s\n%s", err, response)
return diag.FromErr(fmt.Errorf("[ERROR] Error while attaching a routing table to a subnet %s\n%s", err, response))
}
log.Printf("[INFO] Updated subnet %s with Routing Table : %s", subnet, *resultRT.ID)
d.SetId(subnet)
return resourceIBMISSubnetRoutingTableAttachmentRead(context, d, meta)
}
return resourceIBMISSubnetRoutingTableAttachmentRead(context, d, meta)
}
func resourceIBMISSubnetRoutingTableAttachmentDelete(context context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
id := d.Id()
sess, err := vpcClient(meta)
if err != nil {
return diag.FromErr(err)
}
// Set the subnet with VPC default routing table
getSubnetOptions := &vpcv1.GetSubnetOptions{
ID: &id,
}
subnet, response, err := sess.GetSubnetWithContext(context, getSubnetOptions)
if err != nil {
if response != nil && response.StatusCode == 404 {
d.SetId("")
return nil
}
return diag.FromErr(fmt.Errorf("[ERROR] Error Getting Subnet (%s): %s\n%s", id, err, response))
}
// Fetch VPC
vpcID := *subnet.VPC.ID
getvpcOptions := &vpcv1.GetVPCOptions{
ID: &vpcID,
}
vpc, response, err := sess.GetVPCWithContext(context, getvpcOptions)
if err != nil {
if response != nil && response.StatusCode == 404 {
d.SetId("")
return nil
}
return diag.FromErr(fmt.Errorf("[ERROR] Error getting VPC : %s\n%s", err, response))
}
// Fetch default routing table
if vpc.DefaultRoutingTable != nil {
log.Printf("[DEBUG] vpc default routing table is not null :%s", *vpc.DefaultRoutingTable.ID)
// Construct an instance of the RoutingTableIdentityByID model
routingTableIdentityModel := new(vpcv1.RoutingTableIdentityByID)
routingTableIdentityModel.ID = vpc.DefaultRoutingTable.ID
// Construct an instance of the ReplaceSubnetRoutingTableOptions model
replaceSubnetRoutingTableOptionsModel := new(vpcv1.ReplaceSubnetRoutingTableOptions)
replaceSubnetRoutingTableOptionsModel.ID = &id
replaceSubnetRoutingTableOptionsModel.RoutingTableIdentity = routingTableIdentityModel
resultRT, response, err := sess.ReplaceSubnetRoutingTableWithContext(context, replaceSubnetRoutingTableOptionsModel)
if err != nil {
log.Printf("[DEBUG] Error while attaching a routing table to a subnet %s\n%s", err, response)
return diag.FromErr(fmt.Errorf("[ERROR] Error while attaching a routing table to a subnet %s\n%s", err, response))
}
log.Printf("[INFO] Updated subnet %s with VPC default Routing Table : %s", id, *resultRT.ID)
} else {
log.Printf("[DEBUG] vpc default routing table is null")
}
d.SetId("")
return nil
}