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1d350ed5ef
Fixes: #13829 When IPv6 support was added to subnets, we added a new parameter that had a default value. This means that users are experiencing unexpected changes in their configuration We need a schema migration in place to make sure this isn't the case for the users who have not upgraded yet ``` ==> Checking that code complies with gofmt requirements... go generate $(go list ./... | grep -v /terraform/vendor/) 2017/04/23 10:36:43 Generated command/internal_plugin_list.go TF_ACC=1 go test ./builtin/providers/aws -v -run=TestAWSSubnetMigrateState -timeout 120m === RUN TestAWSSubnetMigrateState 2017/04/23 10:37:27 [INFO] Found AWS Subnet State v0; migrating to v1 2017/04/23 10:37:27 [DEBUG] Attributes before migration: map[string]string{} 2017/04/23 10:37:27 [DEBUG] Attributes after migration: map[string]string{"assign_ipv6_address_on_creation":"false"} --- PASS: TestAWSSubnetMigrateState (0.00s) PASS ok github.com/hashicorp/terraform/builtin/providers/aws 0.021s ```
34 lines
856 B
Go
34 lines
856 B
Go
package aws
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import (
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"fmt"
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"log"
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"github.com/hashicorp/terraform/terraform"
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)
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func resourceAwsSubnetMigrateState(
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v int, is *terraform.InstanceState, meta interface{}) (*terraform.InstanceState, error) {
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switch v {
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case 0:
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log.Println("[INFO] Found AWS Subnet State v0; migrating to v1")
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return migrateSubnetStateV0toV1(is)
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default:
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return is, fmt.Errorf("Unexpected schema version: %d", v)
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}
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}
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func migrateSubnetStateV0toV1(is *terraform.InstanceState) (*terraform.InstanceState, error) {
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if is.Empty() || is.Attributes == nil {
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log.Println("[DEBUG] Empty Subnet State; nothing to migrate.")
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return is, nil
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}
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log.Printf("[DEBUG] Attributes before migration: %#v", is.Attributes)
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is.Attributes["assign_ipv6_address_on_creation"] = "false"
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log.Printf("[DEBUG] Attributes after migration: %#v", is.Attributes)
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return is, nil
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}
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