forked from hashicorp/terraform-provider-google
/
data_source_google_compute_regions.go
85 lines (73 loc) · 2.08 KB
/
data_source_google_compute_regions.go
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// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package compute
import (
"fmt"
"log"
"sort"
"github.com/hashicorp/terraform-provider-google/google/tpgresource"
transport_tpg "github.com/hashicorp/terraform-provider-google/google/transport"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/validation"
"google.golang.org/api/compute/v1"
)
func DataSourceGoogleComputeRegions() *schema.Resource {
return &schema.Resource{
Read: dataSourceGoogleComputeRegionsRead,
Schema: map[string]*schema.Schema{
"project": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"names": {
Type: schema.TypeList,
Computed: true,
Elem: &schema.Schema{Type: schema.TypeString},
},
"status": {
Type: schema.TypeString,
Optional: true,
ValidateFunc: validation.StringInSlice([]string{"UP", "DOWN"}, false),
},
},
}
}
func dataSourceGoogleComputeRegionsRead(d *schema.ResourceData, meta interface{}) error {
config := meta.(*transport_tpg.Config)
userAgent, err := tpgresource.GenerateUserAgentString(d, config.UserAgent)
if err != nil {
return err
}
project, err := tpgresource.GetProject(d, config)
if err != nil {
return err
}
filter := ""
if s, ok := d.GetOk("status"); ok {
filter = fmt.Sprintf(" (status eq %s)", s)
}
call := config.NewComputeClient(userAgent).Regions.List(project).Filter(filter)
resp, err := call.Do()
if err != nil {
return err
}
regions := flattenRegions(resp.Items)
log.Printf("[DEBUG] Received Google Compute Regions: %q", regions)
if err := d.Set("names", regions); err != nil {
return fmt.Errorf("Error setting names: %s", err)
}
if err := d.Set("project", project); err != nil {
return fmt.Errorf("Error setting project: %s", err)
}
d.SetId(fmt.Sprintf("projects/%s", project))
return nil
}
func flattenRegions(regions []*compute.Region) []string {
result := make([]string, len(regions))
for i, region := range regions {
result[i] = region.Name
}
sort.Strings(result)
return result
}