/
path_config_access.go
159 lines (137 loc) · 4.26 KB
/
path_config_access.go
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package nomad
import (
"context"
"github.com/hashicorp/errwrap"
"github.com/hashicorp/vault/sdk/framework"
"github.com/hashicorp/vault/sdk/logical"
)
const configAccessKey = "config/access"
func pathConfigAccess(b *backend) *framework.Path {
return &framework.Path{
Pattern: "config/access",
Fields: map[string]*framework.FieldSchema{
"address": &framework.FieldSchema{
Type: framework.TypeString,
Description: "Nomad server address",
},
"token": &framework.FieldSchema{
Type: framework.TypeString,
Description: "Token for API calls",
},
"max_token_name_length": &framework.FieldSchema{
Type: framework.TypeInt,
Description: "Max length for name of generated Nomad tokens",
},
"ca_cert": &framework.FieldSchema{
Type: framework.TypeString,
Description: `CA certificate to use when verifying Nomad server certificate,
must be x509 PEM encoded.`,
},
"client_cert": &framework.FieldSchema{
Type: framework.TypeString,
Description: `Client certificate used for Nomad's TLS communication,
must be x509 PEM encoded and if this is set you need to also set client_key.`,
},
"client_key": &framework.FieldSchema{
Type: framework.TypeString,
Description: `Client key used for Nomad's TLS communication,
must be x509 PEM encoded and if this is set you need to also set client_cert.`,
},
},
Callbacks: map[logical.Operation]framework.OperationFunc{
logical.ReadOperation: b.pathConfigAccessRead,
logical.CreateOperation: b.pathConfigAccessWrite,
logical.UpdateOperation: b.pathConfigAccessWrite,
logical.DeleteOperation: b.pathConfigAccessDelete,
},
ExistenceCheck: b.configExistenceCheck,
}
}
func (b *backend) configExistenceCheck(ctx context.Context, req *logical.Request, data *framework.FieldData) (bool, error) {
entry, err := b.readConfigAccess(ctx, req.Storage)
if err != nil {
return false, err
}
return entry != nil, nil
}
func (b *backend) readConfigAccess(ctx context.Context, storage logical.Storage) (*accessConfig, error) {
entry, err := storage.Get(ctx, configAccessKey)
if err != nil {
return nil, err
}
if entry == nil {
return nil, nil
}
conf := &accessConfig{}
if err := entry.DecodeJSON(conf); err != nil {
return nil, errwrap.Wrapf("error reading nomad access configuration: {{err}}", err)
}
return conf, nil
}
func (b *backend) pathConfigAccessRead(ctx context.Context, req *logical.Request, data *framework.FieldData) (*logical.Response, error) {
conf, err := b.readConfigAccess(ctx, req.Storage)
if err != nil {
return nil, err
}
if conf == nil {
return nil, nil
}
return &logical.Response{
Data: map[string]interface{}{
"address": conf.Address,
"max_token_name_length": conf.MaxTokenNameLength,
},
}, nil
}
func (b *backend) pathConfigAccessWrite(ctx context.Context, req *logical.Request, data *framework.FieldData) (*logical.Response, error) {
conf, err := b.readConfigAccess(ctx, req.Storage)
if err != nil {
return nil, err
}
if conf == nil {
conf = &accessConfig{}
}
address, ok := data.GetOk("address")
if ok {
conf.Address = address.(string)
}
token, ok := data.GetOk("token")
if ok {
conf.Token = token.(string)
}
caCert, ok := data.GetOk("ca_cert")
if ok {
conf.CACert = caCert.(string)
}
clientCert, ok := data.GetOk("client_cert")
if ok {
conf.ClientCert = clientCert.(string)
}
clientKey, ok := data.GetOk("client_key")
if ok {
conf.ClientKey = clientKey.(string)
}
conf.MaxTokenNameLength = data.Get("max_token_name_length").(int)
entry, err := logical.StorageEntryJSON("config/access", conf)
if err != nil {
return nil, err
}
if err := req.Storage.Put(ctx, entry); err != nil {
return nil, err
}
return nil, nil
}
func (b *backend) pathConfigAccessDelete(ctx context.Context, req *logical.Request, data *framework.FieldData) (*logical.Response, error) {
if err := req.Storage.Delete(ctx, configAccessKey); err != nil {
return nil, err
}
return nil, nil
}
type accessConfig struct {
Address string `json:"address"`
Token string `json:"token"`
MaxTokenNameLength int `json:"max_token_name_length"`
CACert string `json:"ca_cert"`
ClientCert string `json:"client_cert"`
ClientKey string `json:"client_key"`
}