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ensure only one logging exclusion per parent is mutated at a time
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Signed-off-by: Modular Magician <[email protected]>
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@danawillow @modular-magician
danawillow authored and modular-magician committed Nov 5, 2019
1 parent 124fc29 commit 2a74d14
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Showing 6 changed files with 342 additions and 371 deletions.
157 changes: 75 additions & 82 deletions google/resource_logging_billing_account_exclusion_test.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -7,29 +7,42 @@ import (
"github.com/hashicorp/terraform-plugin-sdk/helper/acctest"
"github.com/hashicorp/terraform-plugin-sdk/helper/resource"
"github.com/hashicorp/terraform-plugin-sdk/terraform"
"google.golang.org/api/logging/v2"
)

func TestAccLoggingBillingAccountExclusion_basic(t *testing.T) {
// Logging exclusions don't always work when making parallel requests, so run tests serially
func TestAccLoggingBillingAccountExclusion(t *testing.T) {
t.Parallel()

testCases := map[string]func(t *testing.T){
"basic": testAccLoggingBillingAccountExclusion_basic,
"update": testAccLoggingBillingAccountExclusion_update,
"multiple": testAccLoggingBillingAccountExclusion_multiple,
}

for name, tc := range testCases {
// shadow the tc variable into scope so that when
// the loop continues, if t.Run hasn't executed tc(t)
// yet, we don't have a race condition
// see https://github.com/golang/go/wiki/CommonMistakes#using-goroutines-on-loop-iterator-variables
tc := tc
t.Run(name, func(t *testing.T) {
tc(t)
})
}
}

func testAccLoggingBillingAccountExclusion_basic(t *testing.T) {
billingAccount := getTestBillingAccountFromEnv(t)
exclusionName := "tf-test-exclusion-" + acctest.RandString(10)
description := "Description " + acctest.RandString(10)

var exclusion logging.LogExclusion

resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckLoggingBillingAccountExclusionDestroy,
Steps: []resource.TestStep{
{
Config: testAccLoggingBillingAccountExclusion_basic(exclusionName, description, billingAccount),
Check: resource.ComposeTestCheckFunc(
testAccCheckLoggingBillingAccountExclusionExists("google_logging_billing_account_exclusion.basic", &exclusion),
testAccCheckLoggingBillingAccountExclusion(&exclusion, "google_logging_billing_account_exclusion.basic"),
),
Config: testAccLoggingBillingAccountExclusion_basicCfg(exclusionName, description, billingAccount),
},
{
ResourceName: "google_logging_billing_account_exclusion.basic",
Expand All @@ -40,34 +53,27 @@ func TestAccLoggingBillingAccountExclusion_basic(t *testing.T) {
})
}

func TestAccLoggingBillingAccountExclusion_update(t *testing.T) {
t.Parallel()

func testAccLoggingBillingAccountExclusion_update(t *testing.T) {
billingAccount := getTestBillingAccountFromEnv(t)
exclusionName := "tf-test-exclusion-" + acctest.RandString(10)
descriptionBefore := "Basic BillingAccount Logging Exclusion" + acctest.RandString(10)
descriptionAfter := "Updated Basic BillingAccount Logging Exclusion" + acctest.RandString(10)

var exclusionBefore, exclusionAfter logging.LogExclusion

resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckLoggingBillingAccountExclusionDestroy,
Steps: []resource.TestStep{
{
Config: testAccLoggingBillingAccountExclusion_basic(exclusionName, descriptionBefore, billingAccount),
Check: resource.ComposeTestCheckFunc(
testAccCheckLoggingBillingAccountExclusionExists("google_logging_billing_account_exclusion.basic", &exclusionBefore),
testAccCheckLoggingBillingAccountExclusion(&exclusionBefore, "google_logging_billing_account_exclusion.basic"),
),
Config: testAccLoggingBillingAccountExclusion_basicCfg(exclusionName, descriptionBefore, billingAccount),
},
{
Config: testAccLoggingBillingAccountExclusion_basic(exclusionName, descriptionAfter, billingAccount),
Check: resource.ComposeTestCheckFunc(
testAccCheckLoggingBillingAccountExclusionExists("google_logging_billing_account_exclusion.basic", &exclusionAfter),
testAccCheckLoggingBillingAccountExclusion(&exclusionAfter, "google_logging_billing_account_exclusion.basic"),
),
ResourceName: "google_logging_billing_account_exclusion.basic",
ImportState: true,
ImportStateVerify: true,
},
{
Config: testAccLoggingBillingAccountExclusion_basicCfg(exclusionName, descriptionAfter, billingAccount),
},
{
ResourceName: "google_logging_billing_account_exclusion.basic",
Expand All @@ -76,19 +82,36 @@ func TestAccLoggingBillingAccountExclusion_update(t *testing.T) {
},
},
})
}

// Description should have changed, but Filter and Disabled should be the same
if exclusionBefore.Description == exclusionAfter.Description {
t.Errorf("Expected Description to change, but it didn't: Description = %#v", exclusionBefore.Description)
}
if exclusionBefore.Filter != exclusionAfter.Filter {
t.Errorf("Expected Filter to be the same, but it differs: before = %#v, after = %#v",
exclusionBefore.Filter, exclusionAfter.Filter)
}
if exclusionBefore.Disabled != exclusionAfter.Disabled {
t.Errorf("Expected Disabled to be the same, but it differs: before = %#v, after = %#v",
exclusionBefore.Disabled, exclusionAfter.Disabled)
}
func testAccLoggingBillingAccountExclusion_multiple(t *testing.T) {
billingAccount := getTestBillingAccountFromEnv(t)

resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckLoggingBillingAccountExclusionDestroy,
Steps: []resource.TestStep{
{
Config: testAccLoggingBillingAccountExclusion_multipleCfg(billingAccount),
},
{
ResourceName: "google_logging_billing_account_exclusion.basic0",
ImportState: true,
ImportStateVerify: true,
},
{
ResourceName: "google_logging_billing_account_exclusion.basic1",
ImportState: true,
ImportStateVerify: true,
},
{
ResourceName: "google_logging_billing_account_exclusion.basic2",
ImportState: true,
ImportStateVerify: true,
},
},
})
}

func testAccCheckLoggingBillingAccountExclusionDestroy(s *terraform.State) error {
Expand All @@ -110,52 +133,7 @@ func testAccCheckLoggingBillingAccountExclusionDestroy(s *terraform.State) error
return nil
}

func testAccCheckLoggingBillingAccountExclusionExists(n string, exclusion *logging.LogExclusion) resource.TestCheckFunc {
return func(s *terraform.State) error {
attributes, err := getResourceAttributes(n, s)
if err != nil {
return err
}
config := testAccProvider.Meta().(*Config)

si, err := config.clientLogging.BillingAccounts.Exclusions.Get(attributes["id"]).Do()
if err != nil {
return err
}
*exclusion = *si

return nil
}
}

func testAccCheckLoggingBillingAccountExclusion(exclusion *logging.LogExclusion, n string) resource.TestCheckFunc {
return func(s *terraform.State) error {
attributes, err := getResourceAttributes(n, s)
if err != nil {
return err
}

if exclusion.Description != attributes["description"] {
return fmt.Errorf("mismatch on description: api has %s but client has %s", exclusion.Description, attributes["description"])
}

if exclusion.Filter != attributes["filter"] {
return fmt.Errorf("mismatch on filter: api has %s but client has %s", exclusion.Filter, attributes["filter"])
}

disabledAttribute, err := toBool(attributes["disabled"])
if err != nil {
return err
}
if exclusion.Disabled != disabledAttribute {
return fmt.Errorf("mismatch on disabled: api has %t but client has %t", exclusion.Disabled, disabledAttribute)
}

return nil
}
}

func testAccLoggingBillingAccountExclusion_basic(exclusionName, description, billingAccount string) string {
func testAccLoggingBillingAccountExclusion_basicCfg(exclusionName, description, billingAccount string) string {
return fmt.Sprintf(`
resource "google_logging_billing_account_exclusion" "basic" {
name = "%s"
Expand All @@ -165,3 +143,18 @@ resource "google_logging_billing_account_exclusion" "basic" {
}
`, exclusionName, billingAccount, description, getTestProjectFromEnv())
}

func testAccLoggingBillingAccountExclusion_multipleCfg(billingAccount string) string {
s := ""
for i := 0; i < 3; i++ {
s += fmt.Sprintf(`
resource "google_logging_billing_account_exclusion" "basic%d" {
name = "%s"
billing_account = "%s"
description = "Basic BillingAccount Logging Exclusion"
filter = "logName=\"projects/%s/logs/compute.googleapis.com%%2Factivity_log\" AND severity>=ERROR"
}
`, i, "tf-test-exclusion-"+acctest.RandString(10), billingAccount, getTestProjectFromEnv())
}
return s
}
17 changes: 17 additions & 0 deletions google/resource_logging_exclusion.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -54,6 +54,11 @@ func resourceLoggingExclusionCreate(newUpdaterFunc newResourceLoggingExclusionUp

id, exclusion := expandResourceLoggingExclusion(d, updater.GetResourceType(), updater.GetResourceId())

// Logging exclusions don't seem to be able to be mutated in parallel, see
// https://github.com/terraform-providers/terraform-provider-google/issues/4796
mutexKV.Lock(id.parent())
defer mutexKV.Unlock(id.parent())

err = updater.CreateLoggingExclusion(id.parent(), exclusion)
if err != nil {
return err
Expand Down Expand Up @@ -97,8 +102,14 @@ func resourceLoggingExclusionUpdate(newUpdaterFunc newResourceLoggingExclusionUp
return err
}

id, _ := expandResourceLoggingExclusion(d, updater.GetResourceType(), updater.GetResourceId())
exclusion, updateMask := expandResourceLoggingExclusionForUpdate(d)

// Logging exclusions don't seem to be able to be mutated in parallel, see
// https://github.com/terraform-providers/terraform-provider-google/issues/4796
mutexKV.Lock(id.parent())
defer mutexKV.Unlock(id.parent())

err = updater.UpdateLoggingExclusion(d.Id(), exclusion, updateMask)
if err != nil {
return err
Expand All @@ -116,6 +127,12 @@ func resourceLoggingExclusionDelete(newUpdaterFunc newResourceLoggingExclusionUp
return err
}

id, _ := expandResourceLoggingExclusion(d, updater.GetResourceType(), updater.GetResourceId())
// Logging exclusions don't seem to be able to be mutated in parallel, see
// https://github.com/terraform-providers/terraform-provider-google/issues/4796
mutexKV.Lock(id.parent())
defer mutexKV.Unlock(id.parent())

err = updater.DeleteLoggingExclusion(d.Id())
if err != nil {
return err
Expand Down
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