Add date validator to data_source_storage_account_sas

azurerm/data_source_storage_account_sas.go

@@ -6,6 +6,7 @@ import (
 
 	"github.com/hashicorp/go-azure-helpers/storage"
 	"github.com/hashicorp/terraform/helper/schema"
+	"github.com/terraform-providers/terraform-provider-azurerm/azurerm/helpers/validate"
 )
 
 const (
@@ -99,16 +100,18 @@ func dataSourceArmStorageAccountSharedAccessSignature() *schema.Resource {
 
 			// Always in UTC and must be ISO-8601 format
 			"start": {
-				Type:     schema.TypeString,
-				Required: true,
-				ForceNew: true,
+				Type:         schema.TypeString,
+				Required:     true,
+				ForceNew:     true,
+				ValidateFunc: validate.ISO8601DateTime,
 			},
 
 			// Always in UTC and must be ISO-8601 format
 			"expiry": {
-				Type:     schema.TypeString,
-				Required: true,
-				ForceNew: true,
+				Type:         schema.TypeString,
+				Required:     true,
+				ForceNew:     true,
+				ValidateFunc: validate.ISO8601DateTime,
 			},
 
 			"permissions": {

azurerm/helpers/validate/time.go

@@ -6,6 +6,7 @@ import (
 	"time"
 
 	"github.com/Azure/go-autorest/autorest/date"
+	iso8601 "github.com/btubbs/datetime"
 	"github.com/hashicorp/terraform/helper/schema"
 	"github.com/hashicorp/terraform/helper/validation"
 )
@@ -41,6 +42,20 @@ func RFC3339Time(i interface{}, k string) (warnings []string, errors []error) {
 	return warnings, errors
 }
 
+func ISO8601DateTime(i interface{}, k string) (warnings []string, errors []error) {
+	v, ok := i.(string)
+	if !ok {
+		errors = append(errors, fmt.Errorf("expected type of %q to be string", k))
+		return
+	}
+
+	if _, err := iso8601.Parse(v, time.UTC); err != nil {
+		errors = append(errors, fmt.Errorf("%q has the invalid ISO8601 date format %q: %+v", k, i, err))
+	}
+
+	return warnings, errors
+}
+
 // RFC3339 date is duration d or greater into the future
 func RFC3339DateInFutureBy(d time.Duration) schema.SchemaValidateFunc {
 	return func(i interface{}, k string) (warnings []string, errors []error) {

azurerm/helpers/validate/time_test.go

@@ -47,6 +47,60 @@ func TestRFC3339Time(t *testing.T) {
 	}
 }
 
+func TestISO8601DateTime(t *testing.T) {
+	cases := []struct {
+		Time   string
+		Errors int
+	}{
+		{
+			Time:   "",
+			Errors: 1,
+		},
+		{
+			Time:   "this is not a date",
+			Errors: 1,
+		},
+		{
+			Time:   "2000-06-31", // No 31st of 6th
+			Errors: 1,
+		},
+		{
+			Time:   "01/21/2015", // not valid US date with slashes
+			Errors: 1,
+		},
+		{
+			Time:   "01-21-2015", // not valid US date with dashes
+			Errors: 1,
+		},
+		{
+			Time:   "2000-01-01",
+			Errors: 0,
+		},
+		{
+			Time:   "2000-01-01T01:23:45",
+			Errors: 0,
+		},
+		{
+			Time:   "2000-01-01T01:23:45Z",
+			Errors: 0,
+		},
+		{
+			Time:   "2000-01-01T01:23:45+00:00",
+			Errors: 0,
+		},
+	}
+
+	for _, tc := range cases {
+		t.Run(tc.Time, func(t *testing.T) {
+			_, errors := ISO8601DateTime(tc.Time, "test")
+
+			if len(errors) != tc.Errors {
+				t.Fatalf("Expected ISO8601DateTime to have %d but got %d errors for %q", tc.Errors, len(errors), tc.Time)
+			}
+		})
+	}
+}
+
 func TestRFC3339DateInFutureBy(t *testing.T) {
 	cases := []struct {
 		Name     string

go.mod

@@ -5,6 +5,7 @@ require (
 	github.com/Azure/go-autorest/autorest v0.3.0
 	github.com/Azure/go-autorest/autorest/adal v0.1.0
 	github.com/Azure/go-autorest/autorest/date v0.1.0
+	github.com/btubbs/datetime v0.1.0
 	github.com/davecgh/go-spew v1.1.1
 	github.com/dnaeon/go-vcr v1.0.1 // indirect
 	github.com/google/uuid v1.1.1
@@ -15,6 +16,7 @@ require (
 	github.com/hashicorp/go-version v1.1.0
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/hashicorp/terraform v0.12.6
+	github.com/relvacode/iso8601 v0.0.0-20181221151331-e9cae14c704e // indirect
 	github.com/satori/go.uuid v1.2.0
 	github.com/satori/uuid v0.0.0-20160927100844-b061729afc07
 	github.com/terraform-providers/terraform-provider-azuread v0.4.1-0.20190610202312-5a179146b9f9

go.sum

@@ -102,6 +102,8 @@ github.com/blang/semver v3.5.1+incompatible/go.mod h1:kRBLl5iJ+tD4TcOOxsy/0fnweb
 github.com/boltdb/bolt v1.3.1/go.mod h1:clJnj/oiGkjum5o1McbSZDSLxVThjynRyGBgiAx27Ps=
 github.com/bradfitz/go-smtpd v0.0.0-20170404230938-deb6d6237625/go.mod h1:HYsPBTaaSFSlLx/70C2HPIMNZpVV8+vt/A+FMnYP11g=
 github.com/bsm/go-vlq v0.0.0-20150828105119-ec6e8d4f5f4e/go.mod h1:N+BjUcTjSxc2mtRGSCPsat1kze3CUtvJN3/jTXlp29k=
+github.com/btubbs/datetime v0.1.0 h1:183iHRjmNAokYM5D8V3wbEOOEe/HYEYpm7E2oom3vhM=
+github.com/btubbs/datetime v0.1.0/go.mod h1:n2BZ/2ltnRzNiz27aE3wUb2onNttQdC+WFxAoks5jJM=
 github.com/census-instrumentation/opencensus-proto v0.1.0-0.20181214143942-ba49f56771b8/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
 github.com/census-instrumentation/opencensus-proto v0.2.0 h1:LzQXZOgg4CQfE6bFvXGM30YZL1WW/M337pXml+GrcZ4=
 github.com/census-instrumentation/opencensus-proto v0.2.0/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
@@ -403,6 +405,8 @@ github.com/prometheus/procfs v0.0.0-20180725123919-05ee40e3a273/go.mod h1:c3At6R
 github.com/prometheus/procfs v0.0.0-20181005140218-185b4288413d/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
 github.com/prometheus/procfs v0.0.0-20190117184657-bf6a532e95b1/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk=
 github.com/rcrowley/go-metrics v0.0.0-20181016184325-3113b8401b8a/go.mod h1:bCqnVzQkZxMG4s8nGwiZ5l3QUCyqpo9Y+/ZMZ9VjZe4=
+github.com/relvacode/iso8601 v0.0.0-20181221151331-e9cae14c704e h1:NQHGYUZfr1cCsFZwC31Thmhuc9K6eUUmeNI9J9QMfB0=
+github.com/relvacode/iso8601 v0.0.0-20181221151331-e9cae14c704e/go.mod h1:Kn09ZkOSv8PRg6gPzFTGF6xIk6p7UFCVqGmS/+uUZ3Y=
 github.com/rogpeppe/fastuuid v0.0.0-20150106093220-6724a57986af/go.mod h1:XWv6SoW27p1b0cqNHllgS5HIMJraePCO15w5zCzIWYg=
 github.com/russross/blackfriday v1.5.2/go.mod h1:JO/DiYxRf+HjHt06OyowR9PTA263kcR/rfWxYHBV53g=
 github.com/satori/go.uuid v1.2.0 h1:0uYX9dsZ2yD7q2RtLRtPSdGDWzjeM3TbMJP9utgA0ww=