Merge pull request #25 from jfrog/cron-length

Add cron expression length validation

CHANGELOG.md

@@ -1,3 +1,9 @@
+## 1.9.0 (January 6, 2023)
+
+NEW FEATURES:
+
+* added validation for the cron expression length to only allow 6-7 parts expressions. PR [#25](https://github.com/jfrog/terraform-provider-shared/pull/25)
+
 ## 1.8.0 (December 21, 2022)
 
 BUG FIXES:

validator/validator.go

@@ -46,6 +46,21 @@ func Cron(value interface{}, _ cty.Path) diag.Diagnostics {
 	return diags
 }
 
+func CronLength(value interface{}, _ cty.Path) diag.Diagnostics {
+	var diags diag.Diagnostics
+	cron := strings.Split(value.(string), " ")
+
+	if len(cron) < 6 || len(cron) > 7 {
+		diags = append(diags, diag.Diagnostic{
+			Severity: diag.Error,
+			Summary:  "Invalid Cron expression, value should be between 6 and 7 parts long",
+			Detail:   fmt.Sprintf("%s is not a valid cron", value),
+		})
+	}
+
+	return diags
+}
+
 var CommaSeperatedList = validation.ToDiagFunc(
 	validation.StringMatch(regexp.MustCompile(`.+(?:,.+)*`), "must be comma separated string"),
 )