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resource_system_ntp_server.go
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resource_system_ntp_server.go
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package junos
import (
"context"
"fmt"
"strconv"
"strings"
"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/validation"
)
type ntpServerOptions struct {
prefer bool
key int
version int
address string
routingInstance string
}
func resourceSystemNtpServer() *schema.Resource {
return &schema.Resource{
CreateContext: resourceSystemNtpServerCreate,
ReadContext: resourceSystemNtpServerRead,
UpdateContext: resourceSystemNtpServerUpdate,
DeleteContext: resourceSystemNtpServerDelete,
Importer: &schema.ResourceImporter{
State: resourceSystemNtpServerImport,
},
Schema: map[string]*schema.Schema{
"address": {
Type: schema.TypeString,
Required: true,
ForceNew: true,
ValidateFunc: validation.IsIPAddress,
},
"key": {
Type: schema.TypeInt,
Optional: true,
ValidateFunc: validation.IntBetween(1, 65534),
},
"prefer": {
Type: schema.TypeBool,
Optional: true,
},
"routing_instance": {
Type: schema.TypeString,
Optional: true,
ValidateDiagFunc: validateNameObjectJunos([]string{}, 64, formatDefault),
},
"version": {
Type: schema.TypeInt,
Optional: true,
ValidateFunc: validation.IntBetween(1, 4),
},
},
}
}
func resourceSystemNtpServerCreate(ctx context.Context, d *schema.ResourceData, m interface{}) diag.Diagnostics {
sess := m.(*Session)
if sess.junosFakeCreateSetFile != "" {
if err := setSystemNtpServer(d, m, nil); err != nil {
return diag.FromErr(err)
}
d.SetId(d.Get("address").(string))
return nil
}
jnprSess, err := sess.startNewSession()
if err != nil {
return diag.FromErr(err)
}
defer sess.closeSession(jnprSess)
sess.configLock(jnprSess)
var diagWarns diag.Diagnostics
ntpServerExists, err := checkSystemNtpServerExists(d.Get("address").(string), m, jnprSess)
if err != nil {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns, diag.FromErr(err)...)
}
if ntpServerExists {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns,
diag.FromErr(fmt.Errorf("system ntp server %v already exists", d.Get("address").(string)))...)
}
if err := setSystemNtpServer(d, m, jnprSess); err != nil {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns, diag.FromErr(err)...)
}
warns, err := sess.commitConf("create resource junos_system_ntp_server", jnprSess)
appendDiagWarns(&diagWarns, warns)
if err != nil {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns, diag.FromErr(err)...)
}
ntpServerExists, err = checkSystemNtpServerExists(d.Get("address").(string), m, jnprSess)
if err != nil {
return append(diagWarns, diag.FromErr(err)...)
}
if ntpServerExists {
d.SetId(d.Get("address").(string))
} else {
return append(diagWarns, diag.FromErr(fmt.Errorf("system ntp server %v not exists after commit "+
"=> check your config", d.Get("address").(string)))...)
}
return append(diagWarns, resourceSystemNtpServerReadWJnprSess(d, m, jnprSess)...)
}
func resourceSystemNtpServerRead(ctx context.Context, d *schema.ResourceData, m interface{}) diag.Diagnostics {
sess := m.(*Session)
jnprSess, err := sess.startNewSession()
if err != nil {
return diag.FromErr(err)
}
defer sess.closeSession(jnprSess)
return resourceSystemNtpServerReadWJnprSess(d, m, jnprSess)
}
func resourceSystemNtpServerReadWJnprSess(
d *schema.ResourceData, m interface{}, jnprSess *NetconfObject) diag.Diagnostics {
mutex.Lock()
ntpServerOptions, err := readSystemNtpServer(d.Get("address").(string), m, jnprSess)
mutex.Unlock()
if err != nil {
return diag.FromErr(err)
}
if ntpServerOptions.address == "" {
d.SetId("")
} else {
fillSystemNtpServerData(d, ntpServerOptions)
}
return nil
}
func resourceSystemNtpServerUpdate(ctx context.Context, d *schema.ResourceData, m interface{}) diag.Diagnostics {
d.Partial(true)
sess := m.(*Session)
jnprSess, err := sess.startNewSession()
if err != nil {
return diag.FromErr(err)
}
defer sess.closeSession(jnprSess)
sess.configLock(jnprSess)
var diagWarns diag.Diagnostics
if err := delSystemNtpServer(d.Get("address").(string), m, jnprSess); err != nil {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns, diag.FromErr(err)...)
}
if err := setSystemNtpServer(d, m, jnprSess); err != nil {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns, diag.FromErr(err)...)
}
warns, err := sess.commitConf("update resource junos_system_ntp_server", jnprSess)
appendDiagWarns(&diagWarns, warns)
if err != nil {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns, diag.FromErr(err)...)
}
d.Partial(false)
return append(diagWarns, resourceSystemNtpServerReadWJnprSess(d, m, jnprSess)...)
}
func resourceSystemNtpServerDelete(ctx context.Context, d *schema.ResourceData, m interface{}) diag.Diagnostics {
sess := m.(*Session)
jnprSess, err := sess.startNewSession()
if err != nil {
return diag.FromErr(err)
}
defer sess.closeSession(jnprSess)
sess.configLock(jnprSess)
var diagWarns diag.Diagnostics
if err := delSystemNtpServer(d.Get("address").(string), m, jnprSess); err != nil {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns, diag.FromErr(err)...)
}
warns, err := sess.commitConf("delete resource junos_system_ntp_server", jnprSess)
appendDiagWarns(&diagWarns, warns)
if err != nil {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns, diag.FromErr(err)...)
}
return diagWarns
}
func resourceSystemNtpServerImport(d *schema.ResourceData, m interface{}) ([]*schema.ResourceData, error) {
sess := m.(*Session)
jnprSess, err := sess.startNewSession()
if err != nil {
return nil, err
}
defer sess.closeSession(jnprSess)
result := make([]*schema.ResourceData, 1)
ntpServerExists, err := checkSystemNtpServerExists(d.Id(), m, jnprSess)
if err != nil {
return nil, err
}
if !ntpServerExists {
return nil, fmt.Errorf("don't find system ntp server with id '%v' (id must be <address>)", d.Id())
}
ntpServerOptions, err := readSystemNtpServer(d.Id(), m, jnprSess)
if err != nil {
return nil, err
}
fillSystemNtpServerData(d, ntpServerOptions)
result[0] = d
return result, nil
}
func checkSystemNtpServerExists(address string, m interface{}, jnprSess *NetconfObject) (bool, error) {
sess := m.(*Session)
showConfig, err := sess.command("show configuration system ntp server "+address+" | display set", jnprSess)
if err != nil {
return false, err
}
if showConfig == emptyWord {
return false, nil
}
return true, nil
}
func setSystemNtpServer(d *schema.ResourceData, m interface{}, jnprSess *NetconfObject) error {
sess := m.(*Session)
setPrefix := "set system ntp server " + d.Get("address").(string)
configSet := []string{setPrefix}
if d.Get("key").(int) != 0 {
configSet = append(configSet, setPrefix+" key "+strconv.Itoa(d.Get("key").(int)))
}
if d.Get("prefer").(bool) {
configSet = append(configSet, setPrefix+" prefer")
}
if d.Get("routing_instance").(string) != "" {
configSet = append(configSet, setPrefix+" routing-instance "+d.Get("routing_instance").(string))
}
if d.Get("version").(int) != 0 {
configSet = append(configSet, setPrefix+" version "+strconv.Itoa(d.Get("version").(int)))
}
return sess.configSet(configSet, jnprSess)
}
func readSystemNtpServer(address string, m interface{}, jnprSess *NetconfObject) (ntpServerOptions, error) {
sess := m.(*Session)
var confRead ntpServerOptions
showConfig, err := sess.command("show configuration system ntp server "+address+" | display set relative", jnprSess)
if err != nil {
return confRead, err
}
if showConfig != emptyWord {
confRead.address = address
for _, item := range strings.Split(showConfig, "\n") {
if strings.Contains(item, "<configuration-output>") {
continue
}
if strings.Contains(item, "</configuration-output>") {
break
}
itemTrim := strings.TrimPrefix(item, setLineStart)
switch {
case strings.HasPrefix(itemTrim, "key "):
var err error
confRead.key, err = strconv.Atoi(strings.TrimPrefix(itemTrim, "key "))
if err != nil {
return confRead, fmt.Errorf("failed to convert value from '%s' to integer : %w", itemTrim, err)
}
case itemTrim == "prefer":
confRead.prefer = true
case strings.HasPrefix(itemTrim, "routing-instance "):
confRead.routingInstance = strings.TrimPrefix(itemTrim, "routing-instance ")
case strings.HasPrefix(itemTrim, "version "):
var err error
confRead.version, err = strconv.Atoi(strings.TrimPrefix(itemTrim, "version "))
if err != nil {
return confRead, fmt.Errorf("failed to convert value from '%s' to integer : %w", itemTrim, err)
}
}
}
}
return confRead, nil
}
func delSystemNtpServer(address string, m interface{}, jnprSess *NetconfObject) error {
sess := m.(*Session)
configSet := make([]string, 0, 1)
configSet = append(configSet, "delete system ntp server "+address)
return sess.configSet(configSet, jnprSess)
}
func fillSystemNtpServerData(d *schema.ResourceData, ntpServerOptions ntpServerOptions) {
if tfErr := d.Set("address", ntpServerOptions.address); tfErr != nil {
panic(tfErr)
}
if tfErr := d.Set("key", ntpServerOptions.key); tfErr != nil {
panic(tfErr)
}
if tfErr := d.Set("prefer", ntpServerOptions.prefer); tfErr != nil {
panic(tfErr)
}
if tfErr := d.Set("routing_instance", ntpServerOptions.routingInstance); tfErr != nil {
panic(tfErr)
}
if tfErr := d.Set("version", ntpServerOptions.version); tfErr != nil {
panic(tfErr)
}
}