fix failing console port conversion

When specifying a console port, it won't panic because of an invalid
interface conversion.

Signed-off-by: Thomas Hipp <thipp@suse.de>

2 files changed, 69 insertions, 15 deletions

diff --git a/libvirt/resource_libvirt_domain.go b/libvirt/resource_libvirt_domain.go
index a3ee7a2e..66b6a122 100644
--- a/libvirt/resource_libvirt_domain.go
+++ b/libvirt/resource_libvirt_domain.go
@@ -8,6 +8,7 @@ import (
 	"log"
 	"net"
 	"os"
+	"strconv"
 	"strings"
 	"time"
 
@@ -270,27 +271,32 @@ func resourceLibvirtDomainCreate(d *schema.ResourceData, meta interface{}) error
 		Value: d.Get("vcpu").(int),
 	}
 
-	if consoleCount, ok := d.GetOk("console.#"); ok {
-		var consoles []libvirtxml.DomainConsole
-		for i := 0; i < consoleCount.(int); i++ {
-			console := libvirtxml.DomainConsole{}
-			consolePrefix := fmt.Sprintf("console.%d", i)
-			console.Type = d.Get(consolePrefix + ".type").(string)
+	var consoles []libvirtxml.DomainConsole
+	for i := 0; i < d.Get("console.#").(int); i++ {
+		console := libvirtxml.DomainConsole{}
+		consolePrefix := fmt.Sprintf("console.%d", i)
+		console.Type = d.Get(consolePrefix + ".type").(string)
+		consoleTargetPortInt, err := strconv.Atoi(d.Get(consolePrefix + ".target_port").(string))
+		if err == nil {
+			consoleTargetPort := uint(consoleTargetPortInt)
 			console.Target = &libvirtxml.DomainConsoleTarget{
-				Port: d.Get(consolePrefix + ".target_port").(*uint),
+				Port: &consoleTargetPort,
 			}
-			if source_path, ok := d.GetOk(consolePrefix + ".source_path"); ok {
-				console.Source = &libvirtxml.DomainChardevSource{
-					Path: source_path.(string),
-				}
+		}
+		if source_path, ok := d.GetOk(consolePrefix + ".source_path"); ok {
+			console.Source = &libvirtxml.DomainChardevSource{
+				Path: source_path.(string),
 			}
-			if target_type, ok := d.GetOk(consolePrefix + ".target_type"); ok {
-				console.Target.Type = target_type.(string)
+		}
+		if target_type, ok := d.GetOk(consolePrefix + ".target_type"); ok {
+			if console.Target == nil {
+				console.Target = &libvirtxml.DomainConsoleTarget{}
 			}
-			consoles = append(consoles, console)
+			console.Target.Type = target_type.(string)
 		}
-		domainDef.Devices.Consoles = consoles
+		consoles = append(consoles, console)
 	}
+	domainDef.Devices.Consoles = consoles
 
 	disksCount := d.Get("disk.#").(int)
 	var disks []libvirtxml.DomainDisk
diff --git a/libvirt/resource_libvirt_domain_test.go b/libvirt/resource_libvirt_domain_test.go
index a3c4b895..1410b639 100644
--- a/libvirt/resource_libvirt_domain_test.go
+++ b/libvirt/resource_libvirt_domain_test.go
@@ -420,6 +420,54 @@ func TestAccLibvirtDomain_Filesystems(t *testing.T) {
 	})
 }
 
+func TestAccLibvirtDomain_Consoles(t *testing.T) {
+	var domain libvirt.Domain
+
+	var config = fmt.Sprintf(`
+            resource "libvirt_domain" "acceptance-test-domain" {
+                    name = "terraform-test"
+                    console {
+                      type = "pty"
+                      target_port = "0"
+                      source_path = "/dev/pts/1"
+                    }
+                    console {
+                      type = "pty"
+                      target_port = "0"
+                      target_type = "virtio"
+                      source_path = "/dev/pts/2"
+                    }
+            }`)
+
+	resource.Test(t, resource.TestCase{
+		PreCheck:     func() { testAccPreCheck(t) },
+		Providers:    testAccProviders,
+		CheckDestroy: testAccCheckLibvirtDomainDestroy,
+		Steps: []resource.TestStep{
+			resource.TestStep{
+				Config: config,
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckLibvirtDomainExists("libvirt_domain.acceptance-test-domain", &domain),
+					resource.TestCheckResourceAttr(
+						"libvirt_domain.acceptance-test-domain", "console.0.type", "pty"),
+					resource.TestCheckResourceAttr(
+						"libvirt_domain.acceptance-test-domain", "console.0.target_port", "0"),
+					resource.TestCheckResourceAttr(
+						"libvirt_domain.acceptance-test-domain", "console.0.source_path", "/dev/pts/1"),
+					resource.TestCheckResourceAttr(
+						"libvirt_domain.acceptance-test-domain", "console.1.type", "pty"),
+					resource.TestCheckResourceAttr(
+						"libvirt_domain.acceptance-test-domain", "console.1.target_port", "0"),
+					resource.TestCheckResourceAttr(
+						"libvirt_domain.acceptance-test-domain", "console.1.target_type", "virtio"),
+					resource.TestCheckResourceAttr(
+						"libvirt_domain.acceptance-test-domain", "console.1.source_path", "/dev/pts/2"),
+				),
+			},
+		},
+	})
+}
+
 func testAccCheckLibvirtDomainDestroy(s *terraform.State) error {
 	virtConn := testAccProvider.Meta().(*Client).libvirt