github.com/GoogleCloudPlatform/terraformer@v0.8.18/providers/aws/subnet.go (about)

     1  // Copyright 2018 The Terraformer Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package aws
    16  
    17  import (
    18  	"context"
    19  
    20  	"github.com/GoogleCloudPlatform/terraformer/terraformutils"
    21  	"github.com/aws/aws-sdk-go-v2/service/ec2"
    22  )
    23  
    24  var SubnetAllowEmptyValues = []string{"tags."}
    25  
    26  type SubnetGenerator struct {
    27  	AWSService
    28  }
    29  
    30  func (SubnetGenerator) createResources(subnets *ec2.DescribeSubnetsOutput) []terraformutils.Resource {
    31  	var resources []terraformutils.Resource
    32  	for _, subnet := range subnets.Subnets {
    33  		resource := terraformutils.NewSimpleResource(
    34  			StringValue(subnet.SubnetId),
    35  			StringValue(subnet.SubnetId),
    36  			"aws_subnet",
    37  			"aws",
    38  			SubnetAllowEmptyValues,
    39  		)
    40  		resource.IgnoreKeys = append(resource.IgnoreKeys, "availability_zone")
    41  		resources = append(resources, resource)
    42  	}
    43  	return resources
    44  }
    45  
    46  // Generate TerraformResources from AWS API,
    47  // from each subnet create 1 TerraformResource.
    48  // Need SubnetId as ID for terraform resource
    49  func (g *SubnetGenerator) InitResources() error {
    50  	config, e := g.generateConfig()
    51  	if e != nil {
    52  		return e
    53  	}
    54  	svc := ec2.NewFromConfig(config)
    55  	p := ec2.NewDescribeSubnetsPaginator(svc, &ec2.DescribeSubnetsInput{})
    56  	for p.HasMorePages() {
    57  		page, err := p.NextPage(context.TODO())
    58  		if err != nil {
    59  			return err
    60  		}
    61  		g.Resources = append(g.Resources, g.createResources(page)...)
    62  	}
    63  	return nil
    64  }