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data_source_huaweicloud_availability_zones.go
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data_source_huaweicloud_availability_zones.go
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package huaweicloud
import (
"sort"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/validation"
"github.com/chnsz/golangsdk/openstack/compute/v2/extensions/availabilityzones"
"github.com/huaweicloud/terraform-provider-huaweicloud/huaweicloud/config"
"github.com/huaweicloud/terraform-provider-huaweicloud/huaweicloud/helper/hashcode"
"github.com/huaweicloud/terraform-provider-huaweicloud/huaweicloud/utils/fmtp"
)
// @API ECS GET /v2.1/{project_id}/os-availability-zone
func DataSourceAvailabilityZones() *schema.Resource {
return &schema.Resource{
Read: dataSourceAvailabilityZonesRead,
Schema: map[string]*schema.Schema{
"region": {
Type: schema.TypeString,
Optional: true,
Computed: true,
},
"state": {
Type: schema.TypeString,
Default: "available",
Optional: true,
ValidateFunc: validation.StringInSlice([]string{"available", "unavailable"}, false),
},
"names": {
Type: schema.TypeList,
Computed: true,
Elem: &schema.Schema{
Type: schema.TypeString,
},
},
},
}
}
func dataSourceAvailabilityZonesRead(d *schema.ResourceData, meta interface{}) error {
config := meta.(*config.Config)
region := GetRegion(d, config)
computeClient, err := config.ComputeV2Client(region)
if err != nil {
return fmtp.Errorf("Error creating HuaweiCloud compute client: %s", err)
}
allPages, err := availabilityzones.List(computeClient).AllPages()
if err != nil {
return fmtp.Errorf("Error retrieving Availability Zones: %s", err)
}
zoneInfo, err := availabilityzones.ExtractAvailabilityZones(allPages)
if err != nil {
return fmtp.Errorf("Error extracting Availability Zones: %s", err)
}
stateBool := d.Get("state").(string) == "available"
zones := make([]string, 0, len(zoneInfo))
for _, z := range zoneInfo {
if z.ZoneState.Available == stateBool {
zones = append(zones, z.ZoneName)
}
}
// sort.Strings sorts in place, returns nothing
sort.Strings(zones)
d.SetId(hashcode.Strings(zones))
d.Set("names", zones)
d.Set("region", region)
return nil
}