forked from hashicorp/terraform
/
resource_ultradns_tcpool.go
331 lines (296 loc) · 8.18 KB
/
resource_ultradns_tcpool.go
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package ultradns
import (
"fmt"
"log"
"strings"
"github.com/Ensighten/udnssdk"
"github.com/hashicorp/terraform/helper/schema"
)
func resourceUltradnsTcpool() *schema.Resource {
return &schema.Resource{
Create: resourceUltradnsTcpoolCreate,
Read: resourceUltradnsTcpoolRead,
Update: resourceUltradnsTcpoolUpdate,
Delete: resourceUltradnsTcpoolDelete,
Schema: map[string]*schema.Schema{
// Required
"zone": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"name": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"description": &schema.Schema{
Type: schema.TypeString,
Required: true,
// 0-255 char
},
"rdata": &schema.Schema{
Type: schema.TypeSet,
Set: hashRdatas,
Required: true,
// Valid: len(rdataInfo) == len(rdata)
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
// Required
"host": &schema.Schema{
Type: schema.TypeString,
Required: true,
},
// Optional
"failover_delay": &schema.Schema{
Type: schema.TypeInt,
Optional: true,
Default: 0,
// Valid: 0-30
// Units: Minutes
},
"priority": &schema.Schema{
Type: schema.TypeInt,
Optional: true,
Default: 1,
},
"run_probes": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
Default: true,
},
"state": &schema.Schema{
Type: schema.TypeString,
Optional: true,
Default: "NORMAL",
},
"threshold": &schema.Schema{
Type: schema.TypeInt,
Optional: true,
Default: 1,
},
"weight": &schema.Schema{
Type: schema.TypeInt,
Optional: true,
Default: 2,
// Valid: i%2 == 0 && 2 <= i <= 100
},
},
},
},
// Optional
"ttl": &schema.Schema{
Type: schema.TypeInt,
Optional: true,
Default: 3600,
},
"run_probes": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
Default: true,
},
"act_on_probes": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
Default: true,
},
"max_to_lb": &schema.Schema{
Type: schema.TypeInt,
Optional: true,
// Valid: 0 <= i <= len(rdata)
},
"backup_record_rdata": &schema.Schema{
Type: schema.TypeString,
Optional: true,
// Valid: IPv4 address or CNAME
},
"backup_record_failover_delay": &schema.Schema{
Type: schema.TypeInt,
Optional: true,
// Valid: 0-30
// Units: Minutes
},
// Computed
"hostname": &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
},
}
}
// CRUD Operations
func resourceUltradnsTcpoolCreate(d *schema.ResourceData, meta interface{}) error {
client := meta.(*udnssdk.Client)
r, err := newRRSetResourceFromTcpool(d)
if err != nil {
return err
}
log.Printf("[INFO] ultradns_tcpool create: %#v", r)
_, err = client.RRSets.Create(r.RRSetKey(), r.RRSet())
if err != nil {
return fmt.Errorf("create failed: %#v -> %v", r, err)
}
d.SetId(r.ID())
log.Printf("[INFO] ultradns_tcpool.id: %v", d.Id())
return resourceUltradnsTcpoolRead(d, meta)
}
func resourceUltradnsTcpoolRead(d *schema.ResourceData, meta interface{}) error {
client := meta.(*udnssdk.Client)
rr, err := newRRSetResourceFromTcpool(d)
if err != nil {
return err
}
rrsets, err := client.RRSets.Select(rr.RRSetKey())
if err != nil {
uderr, ok := err.(*udnssdk.ErrorResponseList)
if ok {
for _, resps := range uderr.Responses {
// 70002 means Records Not Found
if resps.ErrorCode == 70002 {
d.SetId("")
return nil
}
return fmt.Errorf("resource not found: %v", err)
}
}
return fmt.Errorf("resource not found: %v", err)
}
r := rrsets[0]
zone := d.Get("zone")
// ttl
d.Set("ttl", r.TTL)
// hostname
if r.OwnerName == "" {
d.Set("hostname", zone)
} else {
if strings.HasSuffix(r.OwnerName, ".") {
d.Set("hostname", r.OwnerName)
} else {
d.Set("hostname", fmt.Sprintf("%s.%s", r.OwnerName, zone))
}
}
// And now... the Profile!
if r.Profile == nil {
return fmt.Errorf("RRSet.profile missing: invalid TCPool schema in: %#v", r)
}
p, err := r.Profile.TCPoolProfile()
if err != nil {
return fmt.Errorf("RRSet.profile could not be unmarshalled: %v\n", err)
}
// Set simple values
d.Set("description", p.Description)
d.Set("run_probes", p.RunProbes)
d.Set("act_on_probes", p.ActOnProbes)
d.Set("max_to_lb", p.MaxToLB)
if p.BackupRecord != nil {
d.Set("backup_record_rdata", p.BackupRecord.RData)
d.Set("backup_record_failover_delay", p.BackupRecord.FailoverDelay)
}
// TODO: rigorously test this to see if we can remove the error handling
err = d.Set("rdata", makeSetFromRdata(r.RData, p.RDataInfo))
if err != nil {
return fmt.Errorf("rdata set failed: %#v", err)
}
return nil
}
func resourceUltradnsTcpoolUpdate(d *schema.ResourceData, meta interface{}) error {
client := meta.(*udnssdk.Client)
r, err := newRRSetResourceFromTcpool(d)
if err != nil {
return err
}
log.Printf("[INFO] ultradns_tcpool update: %+v", r)
_, err = client.RRSets.Update(r.RRSetKey(), r.RRSet())
if err != nil {
return fmt.Errorf("resource update failed: %v", err)
}
return resourceUltradnsTcpoolRead(d, meta)
}
func resourceUltradnsTcpoolDelete(d *schema.ResourceData, meta interface{}) error {
client := meta.(*udnssdk.Client)
r, err := newRRSetResourceFromTcpool(d)
if err != nil {
return err
}
log.Printf("[INFO] ultradns_tcpool delete: %+v", r)
_, err = client.RRSets.Delete(r.RRSetKey())
if err != nil {
return fmt.Errorf("resource delete failed: %v", err)
}
return nil
}
// Resource Helpers
func newRRSetResourceFromTcpool(d *schema.ResourceData) (rRSetResource, error) {
rDataRaw := d.Get("rdata").(*schema.Set).List()
r := rRSetResource{
// "The only valid rrtype value for SiteBacker or Traffic Controller pools is A"
// per https://portal.ultradns.com/static/docs/REST-API_User_Guide.pdf
RRType: "A",
Zone: d.Get("zone").(string),
OwnerName: d.Get("name").(string),
TTL: d.Get("ttl").(int),
RData: unzipRdataHosts(rDataRaw),
}
profile := udnssdk.TCPoolProfile{
Context: udnssdk.TCPoolSchema,
ActOnProbes: d.Get("act_on_probes").(bool),
Description: d.Get("description").(string),
MaxToLB: d.Get("max_to_lb").(int),
RunProbes: d.Get("run_probes").(bool),
RDataInfo: unzipRdataInfos(rDataRaw),
}
// Only send BackupRecord if present
br := d.Get("backup_record_rdata").(string)
if br != "" {
profile.BackupRecord = &udnssdk.BackupRecord{
RData: d.Get("backup_record_rdata").(string),
FailoverDelay: d.Get("backup_record_failover_delay").(int),
}
}
rp := profile.RawProfile()
r.Profile = rp
return r, nil
}
func unzipRdataInfos(configured []interface{}) []udnssdk.SBRDataInfo {
rdataInfos := make([]udnssdk.SBRDataInfo, 0, len(configured))
for _, rRaw := range configured {
data := rRaw.(map[string]interface{})
r := udnssdk.SBRDataInfo{
FailoverDelay: data["failover_delay"].(int),
Priority: data["priority"].(int),
RunProbes: data["run_probes"].(bool),
State: data["state"].(string),
Threshold: data["threshold"].(int),
Weight: data["weight"].(int),
}
rdataInfos = append(rdataInfos, r)
}
return rdataInfos
}
// collate and zip RData and RDataInfo into []map[string]interface{}
func zipRData(rds []string, rdis []udnssdk.SBRDataInfo) []map[string]interface{} {
result := make([]map[string]interface{}, 0, len(rds))
for i, rdi := range rdis {
r := map[string]interface{}{
"host": rds[i],
"failover_delay": rdi.FailoverDelay,
"priority": rdi.Priority,
"run_probes": rdi.RunProbes,
"state": rdi.State,
"threshold": rdi.Threshold,
"weight": rdi.Weight,
}
result = append(result, r)
}
return result
}
// makeSetFromRdatas encodes an array of Rdata into a
// *schema.Set in the appropriate structure for the schema
func makeSetFromRdata(rds []string, rdis []udnssdk.SBRDataInfo) *schema.Set {
s := &schema.Set{F: hashRdatas}
rs := zipRData(rds, rdis)
for _, r := range rs {
s.Add(r)
}
return s
}