77 lines
1.7 KiB
Go
77 lines
1.7 KiB
Go
package aws
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import (
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"fmt"
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"log"
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"github.com/aws/aws-sdk-go/aws"
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"github.com/aws/aws-sdk-go/service/ec2"
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"github.com/hashicorp/terraform/helper/schema"
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)
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func dataSourceAwsPrefixList() *schema.Resource {
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return &schema.Resource{
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Read: dataSourceAwsPrefixListRead,
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Schema: map[string]*schema.Schema{
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"prefix_list_id": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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},
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"name": &schema.Schema{
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Type: schema.TypeString,
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Optional: true,
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Computed: true,
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},
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// Computed values.
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"id": &schema.Schema{
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Type: schema.TypeString,
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Computed: true,
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},
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"cidr_blocks": &schema.Schema{
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Type: schema.TypeList,
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Computed: true,
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Elem: &schema.Schema{Type: schema.TypeString},
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},
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},
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}
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}
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func dataSourceAwsPrefixListRead(d *schema.ResourceData, meta interface{}) error {
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conn := meta.(*AWSClient).ec2conn
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req := &ec2.DescribePrefixListsInput{}
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if prefixListID := d.Get("prefix_list_id"); prefixListID != "" {
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req.PrefixListIds = aws.StringSlice([]string{prefixListID.(string)})
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}
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req.Filters = buildEC2AttributeFilterList(
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map[string]string{
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"prefix-list-name": d.Get("name").(string),
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},
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)
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log.Printf("[DEBUG] DescribePrefixLists %s\n", req)
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resp, err := conn.DescribePrefixLists(req)
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if err != nil {
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return err
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}
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if resp == nil || len(resp.PrefixLists) == 0 {
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return fmt.Errorf("no matching prefix list found; the prefix list ID or name may be invalid or not exist in the current region")
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}
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pl := resp.PrefixLists[0]
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d.SetId(*pl.PrefixListId)
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d.Set("id", pl.PrefixListId)
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d.Set("name", pl.PrefixListName)
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cidrs := make([]string, len(pl.Cidrs))
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for i, v := range pl.Cidrs {
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cidrs[i] = *v
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}
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d.Set("cidr_blocks", cidrs)
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return nil
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}
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