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resource_approle_auth_backend_role.go
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/
resource_approle_auth_backend_role.go
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// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package vault
import (
"context"
"fmt"
"log"
"regexp"
"strings"
"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
"github.com/hashicorp/terraform-provider-vault/internal/provider"
"github.com/hashicorp/terraform-provider-vault/util"
)
var (
approleAuthBackendRoleBackendFromPathRegex = regexp.MustCompile("^auth/(.+)/role/.+$")
approleAuthBackendRoleNameFromPathRegex = regexp.MustCompile("^auth/.+/role/(.+)$")
)
func approleAuthBackendRoleResource() *schema.Resource {
fields := map[string]*schema.Schema{
"role_name": {
Type: schema.TypeString,
Required: true,
Description: "Name of the role.",
ForceNew: true,
},
"role_id": {
Type: schema.TypeString,
Optional: true,
Computed: true,
Description: "The RoleID of the role. Autogenerated if not set.",
},
"bind_secret_id": {
Type: schema.TypeBool,
Optional: true,
Default: true,
Description: "Whether or not to require secret_id to be present when logging in using this AppRole.",
},
"secret_id_bound_cidrs": {
Type: schema.TypeSet,
Optional: true,
Description: "List of CIDR blocks that can log in using the AppRole.",
Elem: &schema.Schema{
Type: schema.TypeString,
},
},
"secret_id_num_uses": {
Type: schema.TypeInt,
Optional: true,
Description: "Number of times which a particular SecretID can be used to fetch a token from this AppRole, after which the SecretID will expire. Leaving this unset or setting it to 0 will allow unlimited uses.",
},
"secret_id_ttl": {
Type: schema.TypeInt,
Optional: true,
Description: "Number of seconds a SecretID remains valid for.",
},
"backend": {
Type: schema.TypeString,
Optional: true,
Description: "Unique name of the auth backend to configure.",
ForceNew: true,
Default: "approle",
// standardise on no beginning or trailing slashes
StateFunc: func(v interface{}) string {
return strings.Trim(v.(string), "/")
},
},
}
addTokenFields(fields, &addTokenFieldsConfig{})
return &schema.Resource{
CreateContext: approleAuthBackendRoleCreate,
ReadContext: provider.ReadContextWrapper(approleAuthBackendRoleRead),
UpdateContext: approleAuthBackendRoleUpdate,
DeleteContext: approleAuthBackendRoleDelete,
Importer: &schema.ResourceImporter{
StateContext: schema.ImportStatePassthroughContext,
},
Schema: fields,
}
}
func approleAuthBackendRoleUpdateFields(d *schema.ResourceData, data map[string]interface{}, create bool) {
updateTokenFields(d, data, create)
if create {
if v, ok := d.GetOkExists("bind_secret_id"); ok {
data["bind_secret_id"] = v.(bool)
}
if v, ok := d.GetOk("secret_id_num_uses"); ok {
data["secret_id_num_uses"] = v.(int)
}
if v, ok := d.GetOk("secret_id_ttl"); ok {
data["secret_id_ttl"] = v.(int)
}
if v, ok := d.GetOk("secret_id_bound_cidrs"); ok {
data["secret_id_bound_cidrs"] = v.(*schema.Set).List()
}
} else {
if d.HasChange("bind_secret_id") {
data["bind_secret_id"] = d.Get("bind_secret_id").(bool)
}
if d.HasChange("secret_id_num_uses") {
data["secret_id_num_uses"] = d.Get("secret_id_num_uses").(int)
}
if d.HasChange("secret_id_ttl") {
data["secret_id_ttl"] = d.Get("secret_id_ttl").(int)
}
if d.HasChange("secret_id_bound_cidrs") {
data["secret_id_bound_cidrs"] = d.Get("secret_id_bound_cidrs").(*schema.Set).List()
}
}
}
func approleAuthBackendRoleCreate(ctx context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
client, e := provider.GetClient(d, meta)
if e != nil {
return diag.FromErr(e)
}
backend := d.Get("backend").(string)
role := d.Get("role_name").(string)
path := approleAuthBackendRolePath(backend, role)
log.Printf("[DEBUG] Writing AppRole auth backend role %q", path)
diags := diag.Diagnostics{}
data := map[string]interface{}{}
approleAuthBackendRoleUpdateFields(d, data, true)
_, err := client.Logical().Write(path, data)
if err != nil {
diags = append(diags,
diag.Diagnostic{
Severity: diag.Error,
Summary: fmt.Sprintf("error writing AppRole auth backend role %q: %s", path, err),
},
)
return diags
}
d.SetId(path)
log.Printf("[DEBUG] Wrote AppRole auth backend role %q", path)
if v, ok := d.GetOk("role_id"); ok {
log.Printf("[DEBUG] Writing AppRole auth backend role %q RoleID", path)
_, err := client.Logical().Write(path+"/role-id", map[string]interface{}{
"role_id": v.(string),
})
if err != nil {
diags = append(diags,
diag.Diagnostic{
Severity: diag.Error,
Summary: fmt.Sprintf("error writing AppRole auth backend role %q's RoleID: %s", path, err),
},
)
return diags
}
log.Printf("[DEBUG] Wrote AppRole auth backend role %q RoleID", path)
}
return append(diags, approleAuthBackendRoleRead(ctx, d, meta)...)
}
func approleAuthBackendRoleRead(_ context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
client, e := provider.GetClient(d, meta)
if e != nil {
return diag.FromErr(e)
}
path := d.Id()
backend, err := approleAuthBackendRoleBackendFromPath(path)
if err != nil {
return diag.Errorf("invalid path %q for AppRole auth backend role: %s", path, err)
}
role, err := approleAuthBackendRoleNameFromPath(path)
if err != nil {
return diag.Errorf("invalid path %q for AppRole auth backend role: %s", path, err)
}
log.Printf("[DEBUG] Reading AppRole auth backend role %q", path)
resp, err := client.Logical().Read(path)
if err != nil {
return diag.FromErr(err)
}
log.Printf("[DEBUG] Read AppRole auth backend role %q", path)
if resp == nil {
log.Printf("[WARN] AppRole auth backend role %q not found, removing from state", path)
d.SetId("")
return nil
}
if err := d.Set("backend", backend); err != nil {
return diag.FromErr(err)
}
if err := d.Set("role_name", role); err != nil {
return diag.FromErr(err)
}
if err := readTokenFields(d, resp); err != nil {
return diag.FromErr(err)
}
if v, ok := resp.Data["secret_id_bound_cidrs"]; ok {
if err := d.Set("secret_id_bound_cidrs", v); err != nil {
return diag.FromErr(err)
}
}
for _, k := range []string{"bind_secret_id", "secret_id_num_uses", "secret_id_ttl"} {
if err := d.Set(k, resp.Data[k]); err != nil {
return diag.FromErr(err)
}
}
log.Printf("[DEBUG] Reading AppRole auth backend role %q RoleID", path)
resp, err = client.Logical().Read(path + "/role-id")
if err != nil {
return diag.Errorf("error reading AppRole auth backend role %q RoleID: %s", path, err)
}
log.Printf("[DEBUG] Read AppRole auth backend role %q RoleID", path)
if resp != nil {
if err := d.Set("role_id", resp.Data["role_id"]); err != nil {
return diag.FromErr(err)
}
}
diags := checkCIDRs(d, TokenFieldBoundCIDRs)
return diags
}
func approleAuthBackendRoleUpdate(ctx context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
client, e := provider.GetClient(d, meta)
if e != nil {
return diag.FromErr(e)
}
path := d.Id()
log.Printf("[DEBUG] Updating AppRole auth backend role %q", path)
data := map[string]interface{}{}
approleAuthBackendRoleUpdateFields(d, data, false)
_, err := client.Logical().Write(path, data)
d.SetId(path)
diags := diag.Diagnostics{}
if err != nil {
return diag.Errorf("error updating AppRole auth backend role %q: %s", path, err)
}
log.Printf("[DEBUG] Updated AppRole auth backend role %q", path)
if d.HasChange("role_id") {
log.Printf("[DEBUG] Updating AppRole auth backend role %q RoleID", path)
_, err := client.Logical().Write(path+"/role-id", map[string]interface{}{
"role_id": d.Get("role_id").(string),
})
if err != nil {
return diag.Errorf("error updating AppRole auth backend role %q's RoleID: %s", path, err)
}
log.Printf("[DEBUG] Updated AppRole auth backend role %q RoleID", path)
}
return append(diags, approleAuthBackendRoleRead(ctx, d, meta)...)
}
func approleAuthBackendRoleDelete(_ context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
client, e := provider.GetClient(d, meta)
if e != nil {
return diag.FromErr(e)
}
path := d.Id()
log.Printf("[DEBUG] Deleting AppRole auth backend role %q", path)
_, err := client.Logical().Delete(path)
if err != nil {
if util.Is404(err) {
log.Printf("[DEBUG] AppRole auth backend role %q not found, removing from state", path)
d.SetId("")
return nil
} else {
return diag.Errorf("error deleting AppRole auth backend role %q, err=%s", path, err)
}
}
log.Printf("[DEBUG] Deleted AppRole auth backend role %q", path)
return nil
}
func approleAuthBackendRolePath(backend, role string) string {
return "auth/" + strings.Trim(backend, "/") + "/role/" + strings.Trim(role, "/")
}
func approleAuthBackendRoleNameFromPath(path string) (string, error) {
if !approleAuthBackendRoleNameFromPathRegex.MatchString(path) {
return "", fmt.Errorf("no role found")
}
res := approleAuthBackendRoleNameFromPathRegex.FindStringSubmatch(path)
if len(res) != 2 {
return "", fmt.Errorf("unexpected number of matches (%d) for role", len(res))
}
return res[1], nil
}
func approleAuthBackendRoleBackendFromPath(path string) (string, error) {
if !approleAuthBackendRoleBackendFromPathRegex.MatchString(path) {
return "", fmt.Errorf("no backend found")
}
res := approleAuthBackendRoleBackendFromPathRegex.FindStringSubmatch(path)
if len(res) != 2 {
return "", fmt.Errorf("unexpected number of matches (%d) for backend", len(res))
}
return res[1], nil
}