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caConfigClient.go
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/
caConfigClient.go
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package provisioner
import (
"context"
"github.com/pkg/errors"
"github.com/smallstep/certificates/authority"
"github.com/smallstep/certificates/authority/config"
"github.com/smallstep/certificates/authority/provisioner"
"github.com/smallstep/certificates/ca"
"go.step.sm/cli-utils/ui"
"go.step.sm/linkedca"
)
// nodb implements the certificates/Adminclient interface with noops.
type nodb struct{}
func newNoDB() *nodb {
return &nodb{}
}
func (n *nodb) CreateProvisioner(context.Context, *linkedca.Provisioner) error {
return nil
}
func (n *nodb) GetProvisioner(context.Context, string) (*linkedca.Provisioner, error) {
//nolint:nilnil // nodb is a noop interface.
return nil, nil
}
func (n *nodb) GetProvisioners(context.Context) ([]*linkedca.Provisioner, error) {
return nil, nil
}
func (n *nodb) UpdateProvisioner(context.Context, *linkedca.Provisioner) error {
return nil
}
func (n *nodb) DeleteProvisioner(context.Context, string) error {
return nil
}
func (n *nodb) CreateAdmin(context.Context, *linkedca.Admin) error {
return nil
}
func (n *nodb) GetAdmin(context.Context, string) (*linkedca.Admin, error) {
//nolint:nilnil // nodb is a noop interface.
return nil, nil
}
func (n *nodb) GetAdmins(context.Context) ([]*linkedca.Admin, error) {
return nil, nil
}
func (n *nodb) UpdateAdmin(context.Context, *linkedca.Admin) error {
return nil
}
func (n *nodb) DeleteAdmin(context.Context, string) error {
return nil
}
func (n *nodb) CreateAuthorityPolicy(context.Context, *linkedca.Policy) error {
return nil
}
func (n *nodb) GetAuthorityPolicy(context.Context) (*linkedca.Policy, error) {
//nolint:nilnil // nodb is a noop interface.
return nil, nil
}
func (n *nodb) UpdateAuthorityPolicy(context.Context, *linkedca.Policy) error {
return nil
}
func (n *nodb) DeleteAuthorityPolicy(context.Context) error {
return nil
}
type caConfigClient struct {
configFile string
ctx context.Context
auth *authority.Authority
}
func newCaConfigClient(ctx context.Context, cfg *config.Config, cfgFile string) (*caConfigClient, error) {
provClxn := provisioner.NewCollection(provisioner.Audiences{})
for _, p := range cfg.AuthorityConfig.Provisioners {
if err := provClxn.Store(p); err != nil {
return nil, err
}
}
a, err := authority.New(cfg, authority.WithAdminDB(newNoDB()),
authority.WithSkipInit(), authority.WithProvisioners(provClxn)) //nolint:staticcheck // TODO: WithProvisioners has been deprecated, temporarily do not lint this line.
if err != nil {
return nil, errors.Wrapf(err, "error loading authority")
}
return &caConfigClient{
configFile: cfgFile,
ctx: ctx,
auth: a,
}, nil
}
func (client *caConfigClient) CreateProvisioner(prov *linkedca.Provisioner) (*linkedca.Provisioner, error) {
if err := client.auth.StoreProvisioner(client.ctx, prov); err != nil {
return nil, errors.Wrapf(err, "error storing provisioner")
}
if err := client.write(); err != nil {
return nil, err
}
return prov, nil
}
func (client *caConfigClient) GetProvisioner(opts ...ca.ProvisionerOption) (*linkedca.Provisioner, error) {
prov, err := client.loadProvisioner(opts...)
if err != nil {
return nil, err
}
linkedcaProv, err := authority.ProvisionerToLinkedca(prov)
if err != nil {
return nil, errors.Wrapf(err, "error converting provisioner interface to linkedca provisioner")
}
return linkedcaProv, nil
}
// NOTE: 'name' parameter has been deprecated and will be removed in a future
// minor release.
func (client *caConfigClient) UpdateProvisioner(name string, prov *linkedca.Provisioner) error {
_ = name
if err := client.auth.UpdateProvisioner(client.ctx, prov); err != nil {
return errors.Wrapf(err, "error updating provisioner")
}
return client.write()
}
func (client *caConfigClient) RemoveProvisioner(opts ...ca.ProvisionerOption) error {
prov, err := client.loadProvisioner(opts...)
if err != nil {
return err
}
if err := client.auth.RemoveProvisioner(client.ctx, prov.GetID()); err != nil {
return errors.Wrapf(err, "error removing provisioner")
}
return client.write()
}
func (client *caConfigClient) loadProvisioner(opts ...ca.ProvisionerOption) (provisioner.Interface, error) {
o := new(ca.ProvisionerOptions)
if err := o.Apply(opts); err != nil {
return nil, err
}
var (
err error
prov provisioner.Interface
)
switch {
case o.ID != "":
prov, err = client.auth.LoadProvisionerByID(o.ID)
case o.Name != "":
prov, err = client.auth.LoadProvisionerByName(o.Name)
default:
return nil, errors.New("provisioner options must define either ID or Name to remove")
}
return prov, errors.Wrapf(err, "error loading provisioner")
}
func (client *caConfigClient) GetProvisioners(opts ...ca.ProvisionerOption) (provisioner.List, error) {
o := new(ca.ProvisionerOptions)
if err := o.Apply(opts); err != nil {
return nil, err
}
if o.Limit == 0 {
o.Limit = 100
}
var (
cursor = o.Cursor
limit = o.Limit
provs = provisioner.List{}
)
for {
page, nextCursor, err := client.auth.GetProvisioners(cursor, limit)
if err != nil {
return nil, err
}
provs = append(provs, page...)
if nextCursor == "" {
return provs, nil
}
cursor = nextCursor
}
}
func (client *caConfigClient) write() error {
provs, err := client.GetProvisioners()
if err != nil {
return err
}
cfg := client.auth.GetConfig()
cfg.AuthorityConfig.Provisioners = provs
if err := cfg.Save(client.configFile); err != nil {
return err
}
ui.Println("Success! Your `step-ca` config has been updated. To pick up the new configuration SIGHUP (kill -1 <pid>) or restart the step-ca process.")
return nil
}