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resource_security_ipsec_policy.go
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resource_security_ipsec_policy.go
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package junos
import (
"context"
"fmt"
"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 ipsecPolicyOptions struct {
name string
pfsKeys string
proposalSet string
proposals []string
}
func resourceIpsecPolicy() *schema.Resource {
return &schema.Resource{
CreateContext: resourceIpsecPolicyCreate,
ReadContext: resourceIpsecPolicyRead,
UpdateContext: resourceIpsecPolicyUpdate,
DeleteContext: resourceIpsecPolicyDelete,
Importer: &schema.ResourceImporter{
State: resourceIpsecPolicyImport,
},
Schema: map[string]*schema.Schema{
"name": {
Type: schema.TypeString,
ForceNew: true,
Required: true,
ValidateDiagFunc: validateNameObjectJunos([]string{}, 32, formatDefault),
},
"pfs_keys": {
Type: schema.TypeString,
Optional: true,
},
"proposals": {
Type: schema.TypeList,
Optional: true,
MinItems: 1,
Elem: &schema.Schema{Type: schema.TypeString},
ExactlyOneOf: []string{"proposals", "proposal_set"},
},
"proposal_set": {
Type: schema.TypeString,
Optional: true,
ValidateFunc: validation.StringInSlice(listProposalSet(), false),
ExactlyOneOf: []string{"proposals", "proposal_set"},
},
},
}
}
func resourceIpsecPolicyCreate(ctx context.Context, d *schema.ResourceData, m interface{}) diag.Diagnostics {
sess := m.(*Session)
if sess.junosFakeCreateSetFile != "" {
if err := setIpsecPolicy(d, m, nil); err != nil {
return diag.FromErr(err)
}
d.SetId(d.Get("name").(string))
return nil
}
jnprSess, err := sess.startNewSession()
if err != nil {
return diag.FromErr(err)
}
defer sess.closeSession(jnprSess)
if !checkCompatibilitySecurity(jnprSess) {
return diag.FromErr(fmt.Errorf("security ipsec policy not compatible with Junos device %s",
jnprSess.SystemInformation.HardwareModel))
}
sess.configLock(jnprSess)
var diagWarns diag.Diagnostics
ipsecPolicyExists, err := checkIpsecPolicyExists(d.Get("name").(string), m, jnprSess)
if err != nil {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns, diag.FromErr(err)...)
}
if ipsecPolicyExists {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns,
diag.FromErr(fmt.Errorf("security ipsec policy %v already exists", d.Get("name").(string)))...)
}
if err := setIpsecPolicy(d, m, jnprSess); err != nil {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns, diag.FromErr(err)...)
}
warns, err := sess.commitConf("create resource junos_security_ipsec_policy", jnprSess)
appendDiagWarns(&diagWarns, warns)
if err != nil {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns, diag.FromErr(err)...)
}
ipsecPolicyExists, err = checkIpsecPolicyExists(d.Get("name").(string), m, jnprSess)
if err != nil {
return append(diagWarns, diag.FromErr(err)...)
}
if ipsecPolicyExists {
d.SetId(d.Get("name").(string))
} else {
return append(diagWarns, diag.FromErr(fmt.Errorf("security ipsec policy %v not exists after commit "+
"=> check your config", d.Get("name").(string)))...)
}
return append(diagWarns, resourceIpsecPolicyReadWJnprSess(d, m, jnprSess)...)
}
func resourceIpsecPolicyRead(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 resourceIpsecPolicyReadWJnprSess(d, m, jnprSess)
}
func resourceIpsecPolicyReadWJnprSess(d *schema.ResourceData, m interface{}, jnprSess *NetconfObject) diag.Diagnostics {
mutex.Lock()
ipsecPolicyOptions, err := readIpsecPolicy(d.Get("name").(string), m, jnprSess)
mutex.Unlock()
if err != nil {
return diag.FromErr(err)
}
if ipsecPolicyOptions.name == "" {
d.SetId("")
} else {
fillIpsecPolicyData(d, ipsecPolicyOptions)
}
return nil
}
func resourceIpsecPolicyUpdate(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 := delIpsecPolicy(d, m, jnprSess); err != nil {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns, diag.FromErr(err)...)
}
if err := setIpsecPolicy(d, m, jnprSess); err != nil {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns, diag.FromErr(err)...)
}
warns, err := sess.commitConf("update resource junos_security_ipsec_policy", jnprSess)
appendDiagWarns(&diagWarns, warns)
if err != nil {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns, diag.FromErr(err)...)
}
d.Partial(false)
return append(diagWarns, resourceIpsecPolicyReadWJnprSess(d, m, jnprSess)...)
}
func resourceIpsecPolicyDelete(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 := delIpsecPolicy(d, m, jnprSess); err != nil {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns, diag.FromErr(err)...)
}
warns, err := sess.commitConf("delete resource junos_security_ipsec_policy", jnprSess)
appendDiagWarns(&diagWarns, warns)
if err != nil {
appendDiagWarns(&diagWarns, sess.configClear(jnprSess))
return append(diagWarns, diag.FromErr(err)...)
}
return diagWarns
}
func resourceIpsecPolicyImport(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)
ipsecPolicyExists, err := checkIpsecPolicyExists(d.Id(), m, jnprSess)
if err != nil {
return nil, err
}
if !ipsecPolicyExists {
return nil, fmt.Errorf("don't find security ipsec policy with id '%v' (id must be <name>)", d.Id())
}
ipsecPolicyOptions, err := readIpsecPolicy(d.Id(), m, jnprSess)
if err != nil {
return nil, err
}
fillIpsecPolicyData(d, ipsecPolicyOptions)
result[0] = d
return result, nil
}
func checkIpsecPolicyExists(ipsecPolicy string, m interface{}, jnprSess *NetconfObject) (bool, error) {
sess := m.(*Session)
showConfig, err := sess.command("show configuration"+
" security ipsec policy "+ipsecPolicy+" | display set", jnprSess)
if err != nil {
return false, err
}
if showConfig == emptyWord {
return false, nil
}
return true, nil
}
func setIpsecPolicy(d *schema.ResourceData, m interface{}, jnprSess *NetconfObject) error {
sess := m.(*Session)
configSet := make([]string, 0)
setPrefix := "set security ipsec policy " + d.Get("name").(string)
if d.Get("pfs_keys").(string) != "" {
configSet = append(configSet, setPrefix+" perfect-forward-secrecy keys "+d.Get("pfs_keys").(string))
}
for _, v := range d.Get("proposals").([]interface{}) {
configSet = append(configSet, setPrefix+" proposals "+v.(string))
}
if d.Get("proposal_set").(string) != "" {
configSet = append(configSet, setPrefix+" proposal-set "+d.Get("proposal_set").(string))
}
return sess.configSet(configSet, jnprSess)
}
func readIpsecPolicy(ipsecPolicy string, m interface{}, jnprSess *NetconfObject) (ipsecPolicyOptions, error) {
sess := m.(*Session)
var confRead ipsecPolicyOptions
showConfig, err := sess.command("show configuration"+
" security ipsec policy "+ipsecPolicy+" | display set relative", jnprSess)
if err != nil {
return confRead, err
}
if showConfig != emptyWord {
confRead.name = ipsecPolicy
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, "perfect-forward-secrecy keys "):
confRead.pfsKeys = strings.TrimPrefix(itemTrim, "perfect-forward-secrecy keys ")
case strings.HasPrefix(itemTrim, "proposals "):
confRead.proposals = append(confRead.proposals, strings.TrimPrefix(itemTrim, "proposals "))
case strings.HasPrefix(itemTrim, "proposal-set "):
confRead.proposalSet = strings.TrimPrefix(itemTrim, "proposal-set ")
}
}
}
return confRead, nil
}
func delIpsecPolicy(d *schema.ResourceData, m interface{}, jnprSess *NetconfObject) error {
sess := m.(*Session)
configSet := make([]string, 0, 1)
configSet = append(configSet, "delete security ipsec policy "+d.Get("name").(string))
return sess.configSet(configSet, jnprSess)
}
func fillIpsecPolicyData(d *schema.ResourceData, ipsecPolicyOptions ipsecPolicyOptions) {
if tfErr := d.Set("name", ipsecPolicyOptions.name); tfErr != nil {
panic(tfErr)
}
if tfErr := d.Set("pfs_keys", ipsecPolicyOptions.pfsKeys); tfErr != nil {
panic(tfErr)
}
if tfErr := d.Set("proposals", ipsecPolicyOptions.proposals); tfErr != nil {
panic(tfErr)
}
if tfErr := d.Set("proposal_set", ipsecPolicyOptions.proposalSet); tfErr != nil {
panic(tfErr)
}
}