Merge pull request #611 from SumoLogic/sjain-app-install-uninstall

Add support for install, uninstall and upgrade apps in tf provider

sumologic/provider.go

@@ -43,6 +43,7 @@ func Provider() terraform.ResourceProvider {
 			},
 		},
 		ResourcesMap: map[string]*schema.Resource{
+			"sumologic_app":                                      resourceSumologicApp(),
 			"sumologic_cse_tag_schema":                           resourceSumologicCSETagSchema(),
 			"sumologic_cse_context_action":                       resourceSumologicCSEContextAction(),
 			"sumologic_cse_automation":                           resourceSumologicCSEAutomation(),

sumologic/resource_sumologic_app.go

@@ -0,0 +1,138 @@
+package sumologic
+
+import (
+	"encoding/json"
+	"fmt"
+	"log"
+
+	"github.com/hashicorp/terraform-plugin-sdk/helper/schema"
+)
+
+func resourceSumologicApp() *schema.Resource {
+	return &schema.Resource{
+		Create: resourceSumologicAppCreate,
+		Read:   resourceSumologicAppRead,
+		Delete: resourceSumologicAppDelete,
+		Update: resourceSumologicAppUpdate,
+		Importer: &schema.ResourceImporter{
+			State: schema.ImportStatePassthrough,
+		},
+
+		Schema: map[string]*schema.Schema{
+			"uuid": {
+				Type:     schema.TypeString,
+				Required: true,
+			},
+			"version": {
+				Type:     schema.TypeString,
+				Required: true,
+			},
+			"parameters": {
+				Type:     schema.TypeMap,
+				Optional: true,
+				Elem: &schema.Schema{
+					Type: schema.TypeString,
+				},
+			},
+		},
+	}
+}
+
+func resourceSumologicAppCreate(d *schema.ResourceData, meta interface{}) error {
+	c := meta.(*Client)
+	if d.Id() == "" {
+		uuid := d.Get("uuid").(string)
+		version := d.Get("version").(string)
+		parameters := d.Get("parameters").(map[string]interface{})
+
+		appInstallPayload := AppInstallPayload{
+			VERSION:    version,
+			PARAMETERS: parameters,
+		}
+
+		log.Println("=====================================================================")
+		log.Printf("Installing app; uuid: %+v, version: %+v\n", uuid, version)
+		log.Println("=====================================================================")
+
+		appInstanceId, err := c.CreateAppInstance(uuid, appInstallPayload)
+		if err != nil {
+			return err
+		}
+		d.SetId(appInstanceId)
+	}
+
+	return resourceSumologicAppRead(d, meta)
+}
+
+func resourceSumologicAppRead(d *schema.ResourceData, meta interface{}) error {
+	c := meta.(*Client)
+
+	id := d.Id()
+	appInstance, err := c.GetAppInstance(id)
+	log.Println("=====================================================================")
+	log.Printf("Read app instance: %+v\n", appInstance)
+	log.Println("=====================================================================")
+	if err != nil {
+		return err
+	}
+
+	if appInstance == nil {
+		log.Printf("[WARN] AppInstance not found, removing from state: %v - %v", id, err)
+		d.SetId("")
+		return nil
+	}
+
+	var parameters map[string]interface{}
+	if err := json.Unmarshal([]byte(appInstance.CONFIGURATIONBLOB), &parameters); err != nil {
+		return err
+	}
+	d.Set("uuid", appInstance.UUID)
+	d.Set("version", appInstance.VERSION)
+	d.Set("parameters", parameters)
+	d.SetId(appInstance.ID)
+
+	return nil
+}
+
+func resourceSumologicAppDelete(d *schema.ResourceData, meta interface{}) error {
+	c := meta.(*Client)
+	uuid := d.Get("uuid").(string)
+	log.Printf("Uninstalling app: %+v\n", uuid)
+	return c.DeleteAppInstance(uuid)
+}
+
+func resourceSumologicAppUpdate(d *schema.ResourceData, meta interface{}) error {
+	c := meta.(*Client)
+
+	uuid := d.Get("uuid").(string)
+
+	// ensure that uuid matches with already installed instance's uuid
+	appInstance, err := c.GetAppInstance(d.Id())
+	if err != nil {
+		return err
+	}
+	if uuid == appInstance.UUID {
+		version := d.Get("version").(string)
+		if version == appInstance.VERSION {
+			return nil
+		}
+		parameters := d.Get("parameters").(map[string]interface{})
+		appInstallPayload := AppInstallPayload{
+			VERSION:    version,
+			PARAMETERS: parameters,
+		}
+
+		log.Println("=====================================================================")
+		log.Printf("Upgrading app; uuid: %+v, version: %+v\n", uuid, version)
+		log.Println("=====================================================================")
+
+		_, err := c.UpdateAppInstance(uuid, appInstallPayload)
+
+		if err != nil {
+			return err
+		}
+		return resourceSumologicAppRead(d, meta)
+	}
+
+	return fmt.Errorf("uuid is incorrect")
+}

sumologic/resource_sumologic_app_test.go

@@ -0,0 +1,156 @@
+package sumologic
+
+import (
+	"fmt"
+	"strconv"
+	"strings"
+	"testing"
+
+	"github.com/hashicorp/terraform-plugin-sdk/helper/resource"
+	"github.com/hashicorp/terraform-plugin-sdk/terraform"
+)
+
+func TestAccSumologicApp_basic(t *testing.T) {
+	// uuid of Varnish - OpenTelemetry app
+	uuid := "d2ef33c3-67f2-4438-9124-14a30ec2ecf3"
+	version := "1.0.3"
+	parameterKey := "key"
+	parameterValue := "value"
+
+	tfResourceName := "tf_app_test"
+	resource.Test(t, resource.TestCase{
+		PreCheck:     func() { testAccPreCheck(t) },
+		Providers:    testAccProviders,
+		CheckDestroy: testAccCheckAppDestroy(),
+		Steps: []resource.TestStep{
+			{
+				Config: testAccSumologicApp(tfResourceName, uuid, version, parameterKey, parameterValue),
+			},
+			{
+				ResourceName:      fmt.Sprintf("sumologic_app.%s", tfResourceName),
+				ImportState:       true,
+				ImportStateVerify: true,
+			},
+		},
+	})
+}
+
+func TestAccSumologicApp_create(t *testing.T) {
+	// create config
+	// uuid of Varnish - OpenTelemetry app
+	uuid := "d2ef33c3-67f2-4438-9124-14a30ec2ecf3"
+	version := "1.0.4"
+	parameterKey := "key"
+	parameterValue := "value"
+
+	tfResourceName := "tf_app_test"
+	tfAppResource := fmt.Sprintf("sumologic_app.%s", tfResourceName)
+
+	resource.Test(t, resource.TestCase{
+		PreCheck:     func() { testAccPreCheck(t) },
+		Providers:    testAccProviders,
+		CheckDestroy: testAccCheckAppDestroy(),
+		Steps: []resource.TestStep{
+			{
+				Config: testAccSumologicApp(tfResourceName, uuid, version, parameterKey, parameterValue),
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckAppInstanceExists(tfAppResource, t),
+					resource.TestCheckResourceAttr(tfAppResource, "uuid", uuid),
+					resource.TestCheckResourceAttr(tfAppResource, "version", version),
+					resource.TestCheckResourceAttr(tfAppResource, "parameters.%", "1"),
+					resource.TestCheckResourceAttr(tfAppResource, "parameters.key", "value"),
+				),
+			},
+		},
+	})
+}
+
+func TestAccSumologicApp_update(t *testing.T) {
+
+	// create config
+	// uuid of Varnish - OpenTelemetry app
+	uuid := "d2ef33c3-67f2-4438-9124-14a30ec2ecf3"
+	version := "1.0.3"
+	parameterKey := "key"
+	parameterValue := "value"
+
+	tfResourceName := "tf_app_test"
+	tfAppResource := fmt.Sprintf("sumologic_app.%s", tfResourceName)
+
+	resource.Test(t, resource.TestCase{
+		PreCheck:     func() { testAccPreCheck(t) },
+		Providers:    testAccProviders,
+		CheckDestroy: testAccCheckAppDestroy(),
+		Steps: []resource.TestStep{
+			{
+				Config: testAccSumologicApp(tfResourceName, uuid, version, parameterKey, parameterValue),
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckAppInstanceExists(tfAppResource, t),
+					resource.TestCheckResourceAttr(tfAppResource, "uuid", uuid),
+					resource.TestCheckResourceAttr(tfAppResource, "version", version),
+					resource.TestCheckResourceAttr(tfAppResource, "parameters.%", "1"),
+					resource.TestCheckResourceAttr(tfAppResource, "parameters.key", "value"),
+				),
+			},
+			{
+				Config: testAccSumologicApp(tfResourceName, uuid, "1.0.4", parameterKey, parameterValue),
+				Check: resource.ComposeTestCheckFunc(
+					testAccCheckAppInstanceExists(tfAppResource, t),
+					resource.TestCheckResourceAttr(tfAppResource, "uuid", uuid),
+					resource.TestCheckResourceAttr(tfAppResource, "version", "1.0.4"),
+					resource.TestCheckResourceAttr(tfAppResource, "parameters.%", "1"),
+					resource.TestCheckResourceAttr(tfAppResource, "parameters.key", "value"),
+				),
+			},
+		},
+	})
+}
+
+func testAccCheckAppDestroy() resource.TestCheckFunc {
+	return func(s *terraform.State) error {
+		client := testAccProvider.Meta().(*Client)
+		for _, r := range s.RootModule().Resources {
+			id := r.Primary.ID
+			appInstance, _ := client.GetAppInstance(id)
+			if appInstance != nil {
+				return fmt.Errorf("AppInstance %s still exists", id)
+			}
+		}
+		return nil
+	}
+}
+
+func testAccCheckAppInstanceExists(name string, t *testing.T) resource.TestCheckFunc {
+	return func(s *terraform.State) error {
+		rs, ok := s.RootModule().Resources[name]
+		if !ok {
+			return fmt.Errorf("Error = %s. App Instance not found: %s", strconv.FormatBool(ok), name)
+		}
+
+		if strings.EqualFold(rs.Primary.ID, "") {
+			return fmt.Errorf("App Instance ID is not set")
+		}
+
+		id := rs.Primary.ID
+		client := testAccProvider.Meta().(*Client)
+		_, err := client.GetAppInstance(id)
+		if err != nil {
+			return fmt.Errorf("App instance (id=%s) not found", id)
+		}
+		return nil
+	}
+}
+
+func testAccSumologicApp(tfResourceName string, uuid string, version string, parameterKey string, parameterValue string) string {
+
+	return fmt.Sprintf(`
+
+	resource "sumologic_app" "%s" {
+		uuid = "%s"
+		version = "%s"
+		parameters = {
+			"%s": "%s"
+		}
+	}
+	`, tfResourceName, uuid, version, parameterKey, parameterValue)
+}